/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball, Josh MacDonald, * Copyright (C) 1997-1998 Jay Painter * * GtkCTree widget for GTK+ * Copyright (C) 1998 Lars Hamann and Stefan Jeske * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include #include "gtkctree.h" #include "gtkbindings.h" #include "gtkmain.h" #include #include #define PM_SIZE 8 #define TAB_SIZE (PM_SIZE + 6) #define CELL_SPACING 1 #define CLIST_OPTIMUM_SIZE 512 #define COLUMN_INSET 3 #define DRAG_WIDTH 6 #define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \ (((row) + 1) * CELL_SPACING) + \ (clist)->voffset) #define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \ ((clist)->row_height + CELL_SPACING)) #define COLUMN_LEFT_XPIXEL(clist, col) ((clist)->column[(col)].area.x \ + (clist)->hoffset) #define COLUMN_LEFT(clist, column) ((clist)->column[(column)].area.x) #define GTK_CLIST_CLASS_FW(_widget_) GTK_CLIST_CLASS (GTK_OBJECT (_widget_)->klass) static void gtk_ctree_class_init (GtkCTreeClass *klass); static void gtk_ctree_init (GtkCTree *ctree); static void gtk_ctree_destroy (GtkObject *object); static void gtk_ctree_realize (GtkWidget *widget); static void gtk_ctree_unrealize (GtkWidget *widget); static gint gtk_ctree_button_press (GtkWidget *widget, GdkEventButton *event); static gint gtk_ctree_button_release (GtkWidget *widget, GdkEventButton *event); static gint gtk_ctree_button_motion (GtkWidget *widget, GdkEventMotion *event); static void draw_row (GtkCList *clist, GdkRectangle *area, gint row, GtkCListRow *clist_row); static void draw_xor_line (GtkCTree *ctree); static void draw_xor_rect (GtkCTree *ctree); static void create_drag_icon (GtkCTree *ctree, GtkCTreeRow *row); static void tree_draw_node (GtkCTree *ctree, GtkCTreeNode *node); static void set_cell_contents (GtkCList *clist, GtkCListRow *clist_row, gint column, GtkCellType type, const gchar *text, guint8 spacing, GdkPixmap *pixmap, GdkBitmap *mask); static void set_node_info (GtkCTree *ctree, GtkCTreeNode *node, const gchar *text, guint8 spacing, GdkPixmap *pixmap_closed, GdkBitmap *mask_closed, GdkPixmap *pixmap_opened, GdkBitmap *mask_opened, gboolean is_leaf, gboolean expanded); static GtkCTreeRow *row_new (GtkCTree *ctree); static void row_delete (GtkCTree *ctree, GtkCTreeRow *ctree_row); static void tree_delete (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void tree_delete_row (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void real_clear (GtkCList *clist); static void tree_update_level (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void tree_select (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void tree_unselect (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void real_select_all (GtkCList *clist); static void real_unselect_all (GtkCList *clist); static void tree_expand (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void tree_collapse (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void tree_collapse_to_depth (GtkCTree *ctree, GtkCTreeNode *node, gint depth); static void tree_toggle_expansion (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void change_focus_row_expansion (GtkCTree *ctree, GtkCTreeExpansionType expansion); static void real_select_row (GtkCList *clist, gint row, gint column, GdkEvent *event); static void real_unselect_row (GtkCList *clist, gint row, gint column, GdkEvent *event); static void real_tree_select (GtkCTree *ctree, GtkCTreeNode *node, gint column); static void real_tree_unselect (GtkCTree *ctree, GtkCTreeNode *node, gint column); static void tree_toggle_selection (GtkCTree *ctree, GtkCTreeNode *node, gint column); static void real_tree_expand (GtkCTree *ctree, GtkCTreeNode *node); static void real_tree_collapse (GtkCTree *ctree, GtkCTreeNode *node); static void real_tree_move (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *new_parent, GtkCTreeNode *new_sibling); static void gtk_ctree_link (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *parent, GtkCTreeNode *sibling, gboolean update_focus_row); static void gtk_ctree_unlink (GtkCTree *ctree, GtkCTreeNode *node, gboolean update_focus_row); static GtkCTreeNode * gtk_ctree_last_visible (GtkCTree *ctree, GtkCTreeNode *node); static gboolean ctree_is_hot_spot (GtkCTree *ctree, GtkCTreeNode *node, gint row, gint x, gint y); static void tree_sort (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static void fake_unselect_all (GtkCList *clist, gint row); static GList * selection_find (GtkCList *clist, gint row_number, GList *row_list_element); static void resync_selection (GtkCList *clist, GdkEvent *event); static void real_undo_selection (GtkCList *clist); static void select_row_recursive (GtkCTree *ctree, GtkCTreeNode *node, gpointer data); static gint real_insert_row (GtkCList *clist, gint row, gchar *text[]); static void real_remove_row (GtkCList *clist, gint row); static void real_sort_list (GtkCList *clist); static void set_mouse_cursor (GtkCTree *ctree, gboolean enable); static void check_cursor (GtkCTree *ctree); enum { TREE_SELECT_ROW, TREE_UNSELECT_ROW, TREE_EXPAND, TREE_COLLAPSE, TREE_MOVE, CHANGE_FOCUS_ROW_EXPANSION, LAST_SIGNAL }; typedef void (*GtkCTreeSignal1) (GtkObject *object, GtkCTreeNode *arg1, gint arg2, gpointer data); typedef void (*GtkCTreeSignal2) (GtkObject *object, GtkCTreeNode *arg1, GtkCTreeNode *arg2, GtkCTreeNode *arg3, gpointer data); typedef void (*GtkCTreeSignal3) (GtkObject *object, GtkCTreeNode *arg1, gpointer data); typedef void (*GtkCTreeSignal4) (GtkObject *object, GtkCTreeExpansionType arg1, gpointer data); static GtkCListClass *parent_class = NULL; static GtkContainerClass *container_class = NULL; static guint ctree_signals[LAST_SIGNAL] = {0}; GtkType gtk_ctree_get_type (void) { static GtkType ctree_type = 0; if (!ctree_type) { GtkTypeInfo ctree_info = { "GtkCTree", sizeof (GtkCTree), sizeof (GtkCTreeClass), (GtkClassInitFunc) gtk_ctree_class_init, (GtkObjectInitFunc) gtk_ctree_init, /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; ctree_type = gtk_type_unique (GTK_TYPE_CLIST, &ctree_info); } return ctree_type; } static void gtk_ctree_class_init (GtkCTreeClass *klass) { GtkObjectClass *object_class; GtkWidgetClass *widget_class; GtkCListClass *clist_class; object_class = (GtkObjectClass *) klass; widget_class = (GtkWidgetClass *) klass; container_class = (GtkContainerClass *) klass; clist_class = (GtkCListClass *) klass; parent_class = gtk_type_class (GTK_TYPE_CLIST); container_class = gtk_type_class (GTK_TYPE_CONTAINER); ctree_signals[TREE_SELECT_ROW] = gtk_signal_new ("tree_select_row", GTK_RUN_FIRST, object_class->type, GTK_SIGNAL_OFFSET (GtkCTreeClass, tree_select_row), gtk_marshal_NONE__POINTER_INT, GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_INT); ctree_signals[TREE_UNSELECT_ROW] = gtk_signal_new ("tree_unselect_row", GTK_RUN_FIRST, object_class->type, GTK_SIGNAL_OFFSET (GtkCTreeClass, tree_unselect_row), gtk_marshal_NONE__POINTER_INT, GTK_TYPE_NONE, 2, GTK_TYPE_POINTER, GTK_TYPE_INT); ctree_signals[TREE_EXPAND] = gtk_signal_new ("tree_expand", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (GtkCTreeClass, tree_expand), gtk_marshal_NONE__POINTER, GTK_TYPE_NONE, 1, GTK_TYPE_POINTER); ctree_signals[TREE_COLLAPSE] = gtk_signal_new ("tree_collapse", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (GtkCTreeClass, tree_collapse), gtk_marshal_NONE__POINTER, GTK_TYPE_NONE, 1, GTK_TYPE_POINTER); ctree_signals[TREE_MOVE] = gtk_signal_new ("tree_move", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (GtkCTreeClass, tree_move), gtk_marshal_NONE__POINTER_POINTER_POINTER, GTK_TYPE_NONE, 3, GTK_TYPE_POINTER, GTK_TYPE_POINTER, GTK_TYPE_POINTER); ctree_signals[CHANGE_FOCUS_ROW_EXPANSION] = gtk_signal_new ("change_focus_row_expansion", GTK_RUN_LAST | GTK_RUN_ACTION, object_class->type, GTK_SIGNAL_OFFSET (GtkCTreeClass, change_focus_row_expansion), gtk_marshal_NONE__ENUM, GTK_TYPE_NONE, 1, GTK_TYPE_C_TREE_EXPANSION_TYPE); gtk_object_class_add_signals (object_class, ctree_signals, LAST_SIGNAL); object_class->destroy = gtk_ctree_destroy; widget_class->realize = gtk_ctree_realize; widget_class->unrealize = gtk_ctree_unrealize; widget_class->button_press_event = gtk_ctree_button_press; widget_class->button_release_event = gtk_ctree_button_release; widget_class->motion_notify_event = gtk_ctree_button_motion; clist_class->select_row = real_select_row; clist_class->unselect_row = real_unselect_row; clist_class->undo_selection = real_undo_selection; clist_class->resync_selection = resync_selection; clist_class->selection_find = selection_find; clist_class->click_column = NULL; clist_class->draw_row = draw_row; clist_class->clear = real_clear; clist_class->select_all = real_select_all; clist_class->unselect_all = real_unselect_all; clist_class->fake_unselect_all = fake_unselect_all; clist_class->insert_row = real_insert_row; clist_class->remove_row = real_remove_row; clist_class->sort_list = real_sort_list; clist_class->set_cell_contents = set_cell_contents; klass->tree_select_row = real_tree_select; klass->tree_unselect_row = real_tree_unselect; klass->tree_expand = real_tree_expand; klass->tree_collapse = real_tree_collapse; klass->tree_move = real_tree_move; klass->change_focus_row_expansion = change_focus_row_expansion; { GtkBindingSet *binding_set; binding_set = gtk_binding_set_by_class (klass); gtk_binding_entry_add_signal (binding_set, '+', GDK_SHIFT_MASK, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_EXPAND); gtk_binding_entry_add_signal (binding_set, GDK_KP_Add, 0, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_EXPAND); gtk_binding_entry_add_signal (binding_set, GDK_KP_Add, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_EXPAND_RECURSIVE); gtk_binding_entry_add_signal (binding_set, '-', 0, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_COLLAPSE); gtk_binding_entry_add_signal (binding_set, GDK_KP_Subtract, 0, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_COLLAPSE); gtk_binding_entry_add_signal (binding_set, GDK_KP_Subtract, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_COLLAPSE_RECURSIVE); gtk_binding_entry_add_signal (binding_set, '=', 0, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_TOGGLE); gtk_binding_entry_add_signal (binding_set, GDK_KP_Multiply, 0, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_TOGGLE); gtk_binding_entry_add_signal (binding_set, GDK_KP_Multiply, GDK_CONTROL_MASK, "change_focus_row_expansion", 1, GTK_TYPE_ENUM, GTK_CTREE_EXPANSION_TOGGLE_RECURSIVE); } } static void gtk_ctree_init (GtkCTree *ctree) { ctree->drag_icon = NULL; ctree->tree_indent = 20; ctree->tree_column = 0; ctree->drag_row = -1; ctree->drag_source = NULL; ctree->drag_target = NULL; ctree->insert_pos = GTK_CTREE_POS_AS_CHILD; ctree->reorderable = FALSE; ctree->use_icons = TRUE; ctree->in_drag = FALSE; ctree->drag_rect = FALSE; ctree->line_style = GTK_CTREE_LINES_SOLID; ctree->drag_compare = NULL; ctree->show_stub = TRUE; } static void gtk_ctree_destroy (GtkObject *object) { gint i; GtkCList *clist; g_return_if_fail (object != NULL); g_return_if_fail (GTK_IS_CTREE (object)); clist = GTK_CLIST (object); GTK_CLIST_SET_FLAG (clist, CLIST_FROZEN); gtk_clist_clear (GTK_CLIST (object)); if (clist->vscrollbar) { gtk_widget_unparent (clist->vscrollbar); clist->vscrollbar = NULL; } if (clist->hscrollbar) { gtk_widget_unparent (clist->hscrollbar); clist->hscrollbar = NULL; } for (i = 0; i < clist->columns; i++) if (clist->column[i].button) { gtk_widget_unparent (clist->column[i].button); clist->column[i].button = NULL; } if (GTK_OBJECT_CLASS (container_class)->destroy) (*GTK_OBJECT_CLASS (container_class)->destroy) (object); } static void gtk_ctree_realize (GtkWidget *widget) { GtkCTree *ctree; GdkGCValues values; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_CTREE (widget)); (* GTK_WIDGET_CLASS (parent_class)->realize) (widget); ctree = GTK_CTREE (widget); values.foreground = widget->style->fg[GTK_STATE_NORMAL]; values.background = widget->style->bg[GTK_STATE_NORMAL]; values.subwindow_mode = GDK_INCLUDE_INFERIORS; values.line_style = GDK_LINE_SOLID; ctree->lines_gc = gdk_gc_new_with_values (GTK_CLIST(widget)->clist_window, &values, GDK_GC_FOREGROUND | GDK_GC_BACKGROUND | GDK_GC_SUBWINDOW | GDK_GC_LINE_STYLE); if (ctree->line_style == GTK_CTREE_LINES_DOTTED) { gdk_gc_set_line_attributes (ctree->lines_gc, 1, GDK_LINE_ON_OFF_DASH, None, None); gdk_gc_set_dashes (ctree->lines_gc, 0, "\1\1", 2); } } static void gtk_ctree_unrealize (GtkWidget *widget) { GtkCTree *ctree; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_CTREE (widget)); (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget); ctree = GTK_CTREE (widget); gdk_gc_destroy (ctree->lines_gc); } static gint gtk_ctree_button_press (GtkWidget *widget, GdkEventButton *event) { GtkCTree *ctree; GtkCList *clist; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); ctree = GTK_CTREE (widget); clist = GTK_CLIST (widget); if (event->window == clist->clist_window) { gboolean collapse_expand = FALSE; GtkCTreeNode *work; gint x; gint y; gint row; gint column; x = event->x; y = event->y; if (!gtk_clist_get_selection_info (clist, x, y, &row, &column)) return FALSE; if (event->button == 2) ctree->drag_row = - 1 - ROW_FROM_YPIXEL (clist, y); work = GTK_CTREE_NODE (g_list_nth (clist->row_list, row)); if (ctree->reorderable && event->button == 2 && !ctree->in_drag && clist->anchor == -1) { gdk_pointer_grab (event->window, FALSE, GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON2_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, NULL, NULL, event->time); gtk_grab_add (widget); ctree->in_drag = TRUE; ctree->drag_source = work; ctree->drag_target = NULL; gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_ON_OFF_DASH, None, None); gdk_gc_set_dashes (clist->xor_gc, 0, "\2\2", 2); return FALSE; } else if (event->button == 1 && (GTK_CTREE_ROW (work)->children && (event->type == GDK_2BUTTON_PRESS || ctree_is_hot_spot (ctree, work, row, x, y)))) { if (GTK_CTREE_ROW (work)->expanded) gtk_ctree_collapse (ctree, work); else gtk_ctree_expand (ctree, work); collapse_expand = TRUE; } if (event->button == 1) { gint old_row = clist->focus_row; gboolean no_focus_row = FALSE; switch (clist->selection_mode) { case GTK_SELECTION_MULTIPLE: case GTK_SELECTION_SINGLE: if (!collapse_expand) break; if (clist->focus_row == -1) { old_row = row; no_focus_row = TRUE; } GTK_CLIST_SET_FLAG (clist, CLIST_DRAG_SELECTION); gdk_pointer_grab (clist->clist_window, FALSE, GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON1_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, NULL, NULL, event->time); gtk_grab_add (widget); if (GTK_CLIST_ADD_MODE (clist)) { GTK_CLIST_UNSET_FLAG (clist, CLIST_ADD_MODE); if (GTK_WIDGET_HAS_FOCUS (widget)) { gtk_widget_draw_focus (widget); gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_SOLID, 0, 0); clist->focus_row = row; gtk_widget_draw_focus (widget); } else { gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_SOLID, 0, 0); clist->focus_row = row; } } else if (row != clist->focus_row) { if (GTK_WIDGET_HAS_FOCUS (widget)) { gtk_widget_draw_focus (widget); clist->focus_row = row; gtk_widget_draw_focus (widget); } else clist->focus_row = row; } if (!GTK_WIDGET_HAS_FOCUS (widget)) gtk_widget_grab_focus (widget); return FALSE; default: break; } } } return GTK_WIDGET_CLASS (parent_class)->button_press_event (widget, event); } static gint gtk_ctree_button_motion (GtkWidget *widget, GdkEventMotion *event) { GtkCTree *ctree; GtkCList *clist; gint x; gint y; gint row; gint insert_pos = GTK_CTREE_POS_AS_CHILD; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); ctree = GTK_CTREE (widget); clist = GTK_CLIST (widget); if (GTK_CLIST_IN_DRAG (clist)) return GTK_WIDGET_CLASS (parent_class)->motion_notify_event (widget, event); if (event->window == clist->clist_window && ctree->in_drag && ctree->reorderable) { GdkModifierType modmask; gint root_x; gint root_y; x = event->x; y = event->y; if (event->is_hint) gdk_window_get_pointer (event->window, &x, &y, NULL); /* delayed drag start */ if (!ctree->drag_target && y >= ROW_TOP_YPIXEL (clist, -ctree->drag_row-1) && y <= ROW_TOP_YPIXEL (clist, -ctree->drag_row-1) + clist->row_height) return GTK_WIDGET_CLASS (parent_class)->motion_notify_event (widget, event); if (ctree->use_icons) { if (!ctree->drag_icon) create_drag_icon (ctree, GTK_CTREE_ROW (ctree->drag_source)); else { gdk_window_get_pointer (NULL, &root_x, &root_y, &modmask); gdk_window_move (ctree->drag_icon, root_x - ctree->icon_width /2, root_y - ctree->icon_height); } } /* out of bounds check */ if (x < 0 || y < -3 || x > clist->clist_window_width || y > clist->clist_window_height + 3 || y > ROW_TOP_YPIXEL (clist, clist->rows-1) + clist->row_height + 3) { if (ctree->drag_row >= 0) { if (ctree->drag_rect) { draw_xor_rect (ctree); ctree->drag_rect = FALSE; } else draw_xor_line (ctree); ctree->drag_row = -1; } return (* GTK_WIDGET_CLASS (parent_class)->motion_notify_event) (widget, event); } row = ROW_FROM_YPIXEL (clist, y); /* re-calculate target (mouse left the window) */ if (ctree->drag_target && ctree->drag_row == -1) ctree->drag_target = GTK_CTREE_NODE (g_list_nth (clist->row_list,row)); if (y < 0 || y > clist->clist_window_height || ROW_TOP_YPIXEL (clist, row + 1) > clist->clist_window_height || row >= clist->rows) return GTK_WIDGET_CLASS (parent_class)->motion_notify_event (widget, event); if (y - ROW_TOP_YPIXEL (clist, row) < clist->row_height / 4) insert_pos = GTK_CTREE_POS_BEFORE; else if (ROW_TOP_YPIXEL (clist, row) + clist->row_height - y < clist->row_height / 4) insert_pos = GTK_CTREE_POS_AFTER; if (row != ctree->drag_row || (row == ctree->drag_row && ctree->insert_pos != insert_pos)) { if (insert_pos != GTK_CTREE_POS_AS_CHILD) { if (ctree->drag_row >= 0) { if (ctree->drag_rect) { draw_xor_rect (ctree); ctree->drag_rect = FALSE; } else draw_xor_line (ctree); } ctree->insert_pos = insert_pos; ctree->drag_target = GTK_CTREE_NODE (g_list_nth (clist->row_list, row)); ctree->drag_row = row; draw_xor_line (ctree); check_cursor(ctree); } else if (ctree->drag_target && !GTK_CTREE_ROW (ctree->drag_target)->is_leaf) { if (ctree->drag_row >= 0) { if (ctree->drag_rect) draw_xor_rect (ctree); else draw_xor_line (ctree); } ctree->drag_rect = TRUE; ctree->insert_pos = insert_pos; ctree->drag_target = GTK_CTREE_NODE (g_list_nth (clist->row_list, row)); ctree->drag_row = row; draw_xor_rect (ctree); check_cursor(ctree); } } } return GTK_WIDGET_CLASS (parent_class)->motion_notify_event (widget, event); } static gint gtk_ctree_button_release (GtkWidget *widget, GdkEventButton *event) { GtkCTree *ctree; GtkCList *clist; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); ctree = GTK_CTREE (widget); clist = GTK_CLIST (widget); if (event->button == 2 && clist->anchor == -1) { gtk_grab_remove (widget); gdk_pointer_ungrab (event->time); ctree->in_drag = FALSE; set_mouse_cursor(ctree, TRUE); if (ctree->use_icons && ctree->drag_icon) { gdk_window_destroy (ctree->drag_icon); ctree->drag_icon = NULL; } if (ctree->drag_row >= 0) { if (ctree->drag_rect) { draw_xor_rect (ctree); ctree->drag_rect = FALSE; } else draw_xor_line (ctree); ctree->drag_row = -1; } if (GTK_CLIST_ADD_MODE (clist)) gdk_gc_set_dashes (clist->xor_gc, 0, "\4\4", 2); else gdk_gc_set_line_attributes (clist->xor_gc, 1, GDK_LINE_SOLID, 0, 0); /* nop if out of bounds / source == target */ if (event->x < 0 || event->y < -3 || event->x > clist->clist_window_width || event->y > clist->clist_window_height + 3 || ctree->drag_target == ctree->drag_source || !ctree->drag_target) return GTK_WIDGET_CLASS (parent_class)->button_release_event (widget, event); if (!GTK_CTREE_ROW (ctree->drag_source)->children || !gtk_ctree_is_ancestor (ctree, ctree->drag_source, ctree->drag_target)) { if (ctree->insert_pos == GTK_CTREE_POS_AFTER) { if (GTK_CTREE_ROW (ctree->drag_target)->sibling != ctree->drag_source) if (!ctree->drag_compare || ctree->drag_compare (ctree, ctree->drag_source, GTK_CTREE_ROW (ctree->drag_target)->parent, GTK_CTREE_ROW (ctree->drag_target)->sibling)) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_MOVE], ctree->drag_source, GTK_CTREE_ROW (ctree->drag_target)->parent, GTK_CTREE_ROW (ctree->drag_target)->sibling); } else if (ctree->insert_pos == GTK_CTREE_POS_BEFORE) { if (GTK_CTREE_ROW (ctree->drag_source)->sibling != ctree->drag_target) if (!ctree->drag_compare || ctree->drag_compare (ctree, ctree->drag_source, GTK_CTREE_ROW (ctree->drag_target)->parent, ctree->drag_target)) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_MOVE], ctree->drag_source, GTK_CTREE_ROW (ctree->drag_target)->parent, ctree->drag_target); } else if (!GTK_CTREE_ROW (ctree->drag_target)->is_leaf) { if (GTK_CTREE_ROW (ctree->drag_target)->children != ctree->drag_source) if (!ctree->drag_compare || ctree->drag_compare (ctree, ctree->drag_source, ctree->drag_target, GTK_CTREE_ROW (ctree->drag_target)->children)) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_MOVE], ctree->drag_source, ctree->drag_target, GTK_CTREE_ROW (ctree->drag_target)->children); } } ctree->drag_source = NULL; ctree->drag_target = NULL; } else if (event->button == 1 && GTK_CLIST_DRAG_SELECTION (clist) && (clist->selection_mode == GTK_SELECTION_SINGLE || clist->selection_mode == GTK_SELECTION_MULTIPLE)) { gint row; gint column; GtkCTreeNode *work; if (gtk_clist_get_selection_info (clist, event->x, event->y, &row, &column)) { if (clist->anchor == clist->focus_row && (work = GTK_CTREE_NODE (g_list_nth (clist->row_list, row)))) tree_toggle_selection (ctree, work, column); } clist->anchor = -1; } return GTK_WIDGET_CLASS (parent_class)->button_release_event (widget, event); } static void create_drag_icon (GtkCTree *ctree, GtkCTreeRow *row) { GtkCList *clist; GtkWidget *widget; GdkWindow *window = NULL; GdkWindowAttr attributes; gint attributes_mask; GdkPixmap *pixmap; GdkBitmap *mask; GdkModifierType modmask; gint root_x; gint root_y; clist = GTK_CLIST (ctree); widget = GTK_WIDGET (ctree); if (!(pixmap = GTK_CELL_PIXTEXT (row->row.cell[ctree->tree_column])->pixmap)) return; mask = GTK_CELL_PIXTEXT (row->row.cell[ctree->tree_column])->mask; gdk_window_get_pointer (NULL, &root_x, &root_y, &modmask); gdk_window_get_size (pixmap, &ctree->icon_width, &ctree->icon_height); attributes.window_type = GDK_WINDOW_TEMP; attributes.x = root_x - ctree->icon_width / 2; attributes.y = root_y - ctree->icon_height; attributes.width = ctree->icon_width; attributes.height = ctree->icon_height; attributes.wclass = GDK_INPUT_OUTPUT; attributes.visual = gtk_widget_get_visual (widget); attributes.colormap = gtk_widget_get_colormap (widget); attributes.event_mask = gtk_widget_get_events (widget); attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; window = gdk_window_new (widget->window, &attributes, attributes_mask); gdk_window_set_back_pixmap (window, pixmap, FALSE); if (mask) gdk_window_shape_combine_mask (window, mask, 0, 0); gdk_window_show (window); ctree->drag_icon = window; } static void draw_xor_line (GtkCTree *ctree) { GtkCList *clist; gint level; gint y = 0; clist = GTK_CLIST (ctree); level = GTK_CTREE_ROW (ctree->drag_target)->level; if (ctree->insert_pos == GTK_CTREE_POS_AFTER) y = ROW_TOP_YPIXEL (clist, ctree->drag_row) + clist->row_height; else y = ROW_TOP_YPIXEL (clist, ctree->drag_row) - 1; if (clist->column[ctree->tree_column].visible) switch (clist->column[ctree->tree_column].justification) { case GTK_JUSTIFY_CENTER: case GTK_JUSTIFY_FILL: case GTK_JUSTIFY_LEFT: if (ctree->tree_column > 0) gdk_draw_line (clist->clist_window, clist->xor_gc, COLUMN_LEFT_XPIXEL(clist, 0), y, COLUMN_LEFT_XPIXEL(clist, ctree->tree_column - 1) + clist->column[ctree->tree_column - 1].area.width, y); gdk_draw_line (clist->clist_window, clist->xor_gc, COLUMN_LEFT_XPIXEL(clist, ctree->tree_column) + ctree->tree_indent * level - (ctree->tree_indent - PM_SIZE) / 2, y, GTK_WIDGET (ctree)->allocation.width, y); break; case GTK_JUSTIFY_RIGHT: if (ctree->tree_column < clist->columns - 1) gdk_draw_line (clist->clist_window, clist->xor_gc, COLUMN_LEFT_XPIXEL(clist, ctree->tree_column + 1), y, COLUMN_LEFT_XPIXEL(clist, clist->columns - 1) + clist->column[clist->columns - 1].area.width, y); gdk_draw_line (clist->clist_window, clist->xor_gc, 0, y, COLUMN_LEFT_XPIXEL(clist, ctree->tree_column) + clist->column[ctree->tree_column].area.width - ctree->tree_indent * level + (ctree->tree_indent - PM_SIZE) / 2, y); break; } else gdk_draw_line (clist->clist_window, clist->xor_gc, 0, y, clist->clist_window_width, y); } static void draw_xor_rect (GtkCTree *ctree) { GtkCList *clist; GdkPoint points[4]; guint level; gint i; gint y; clist = GTK_CLIST (ctree); level = GTK_CTREE_ROW (ctree->drag_target)->level; y = ROW_TOP_YPIXEL (clist, ctree->drag_row) + clist->row_height; if (clist->column[ctree->tree_column].visible) switch (clist->column[ctree->tree_column].justification) { case GTK_JUSTIFY_CENTER: case GTK_JUSTIFY_FILL: case GTK_JUSTIFY_LEFT: points[0].x = COLUMN_LEFT_XPIXEL(clist, ctree->tree_column) + ctree->tree_indent * level - (ctree->tree_indent - PM_SIZE) / 2; points[0].y = y; points[3].x = points[0].x; points[3].y = y - clist->row_height - 1; points[1].x = clist->clist_window_width - 1; points[1].y = points[0].y; points[2].x = points[1].x; points[2].y = points[3].y; for (i = 0; i < 3; i++) gdk_draw_line (clist->clist_window, clist->xor_gc, points[i].x, points[i].y, points[i+1].x, points[i+1].y); if (ctree->tree_column > 0) { points[0].x = COLUMN_LEFT_XPIXEL(clist, ctree->tree_column - 1) + clist->column[ctree->tree_column - 1].area.width ; points[0].y = y; points[3].x = points[0].x; points[3].y = y - clist->row_height - 1; points[1].x = 0; points[1].y = points[0].y; points[2].x = 0; points[2].y = points[3].y; for (i = 0; i < 3; i++) gdk_draw_line (clist->clist_window, clist->xor_gc, points[i].x, points[i].y, points[i+1].x, points[i+1].y); } break; case GTK_JUSTIFY_RIGHT: points[0].x = COLUMN_LEFT_XPIXEL(clist, ctree->tree_column) - ctree->tree_indent * level + (ctree->tree_indent - PM_SIZE) / 2 + clist->column[ctree->tree_column].area.width; points[0].y = y; points[3].x = points[0].x; points[3].y = y - clist->row_height - 1; points[1].x = 0; points[1].y = points[0].y; points[2].x = 0; points[2].y = points[3].y; for (i = 0; i < 3; i++) gdk_draw_line (clist->clist_window, clist->xor_gc, points[i].x, points[i].y, points[i+1].x, points[i+1].y); if (ctree->tree_column < clist->columns - 1) { points[0].x = COLUMN_LEFT_XPIXEL(clist, ctree->tree_column + 1); points[0].y = y; points[3].x = points[0].x; points[3].y = y - clist->row_height - 1; points[1].x = clist->clist_window_width - 1; points[1].y = points[0].y; points[2].x = points[1].x; points[2].y = points[3].y; for (i = 0; i < 3; i++) gdk_draw_line (clist->clist_window, clist->xor_gc, points[i].x, points[i].y, points[i+1].x, points[i+1].y); } break; } else gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE, 0, y - clist->row_height, clist->clist_window_width - 1, clist->row_height); } static void draw_row (GtkCList *clist, GdkRectangle *area, gint row, GtkCListRow *clist_row) { GtkWidget *widget; GtkCTree *ctree; GdkGC *fg_gc; GdkGC *bg_gc; GdkRectangle row_rectangle; GdkRectangle cell_rectangle; GdkRectangle clip_rectangle; GdkRectangle intersect_rectangle; GdkRectangle *rect; gint i, offset = 0, width, height, pixmap_width = 0, string_width = 0; gint xsrc, ysrc, xdest = 0, ydest; gboolean need_redraw = TRUE; gboolean draw_pixmap = FALSE; g_return_if_fail (clist != NULL); /* bail now if we arn't drawable yet */ if (!GTK_WIDGET_DRAWABLE (clist)) return; if (row < 0 || row >= clist->rows) return; widget = GTK_WIDGET (clist); ctree = GTK_CTREE (clist); /* if the function is passed the pointer to the row instead of null, * it avoids this expensive lookup */ if (!clist_row) clist_row = (g_list_nth (clist->row_list, row))->data; /* rectangle of the entire row */ row_rectangle.x = 0; row_rectangle.y = ROW_TOP_YPIXEL (clist, row); row_rectangle.width = clist->clist_window_width; row_rectangle.height = clist->row_height; /* rectangle of the cell spacing above the row */ cell_rectangle.x = 0; cell_rectangle.y = row_rectangle.y - CELL_SPACING; cell_rectangle.width = row_rectangle.width; cell_rectangle.height = CELL_SPACING; /* rectangle used to clip drawing operations, it's y and height * positions only need to be set once, so we set them once here. * the x and width are set withing the drawing loop below once per * column */ clip_rectangle.y = row_rectangle.y; clip_rectangle.height = row_rectangle.height; /* select GC for background rectangle */ if (clist_row->state == GTK_STATE_SELECTED) { fg_gc = widget->style->fg_gc[GTK_STATE_SELECTED]; bg_gc = widget->style->bg_gc[GTK_STATE_SELECTED]; } else { if (clist_row->fg_set) { gdk_gc_set_foreground (clist->fg_gc, &clist_row->foreground); fg_gc = clist->fg_gc; } else fg_gc = widget->style->fg_gc[GTK_STATE_NORMAL]; if (clist_row->bg_set) { gdk_gc_set_foreground (clist->bg_gc, &clist_row->background); bg_gc = clist->bg_gc; } else bg_gc = widget->style->bg_gc[GTK_STATE_PRELIGHT]; } /* draw the cell borders and background */ if (area) { if (gdk_rectangle_intersect (area, &cell_rectangle, &intersect_rectangle)) gdk_draw_rectangle (clist->clist_window, widget->style->base_gc[GTK_STATE_NORMAL], TRUE, intersect_rectangle.x, intersect_rectangle.y, intersect_rectangle.width, intersect_rectangle.height); /* the last row has to clear it's bottom cell spacing too */ if (clist_row == clist->row_list_end->data) { cell_rectangle.y += clist->row_height + CELL_SPACING; if (gdk_rectangle_intersect (area, &cell_rectangle, &intersect_rectangle)) gdk_draw_rectangle (clist->clist_window, widget->style->base_gc[GTK_STATE_NORMAL], TRUE, intersect_rectangle.x, intersect_rectangle.y, intersect_rectangle.width, intersect_rectangle.height); } if (gdk_rectangle_intersect (area, &row_rectangle, &intersect_rectangle)) { if (clist_row->state == GTK_STATE_SELECTED || clist_row->bg_set) gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE, intersect_rectangle.x, intersect_rectangle.y, intersect_rectangle.width, intersect_rectangle.height); else gdk_window_clear_area (clist->clist_window, intersect_rectangle.x, intersect_rectangle.y, intersect_rectangle.width, intersect_rectangle.height); } else need_redraw = FALSE; } else { gdk_draw_rectangle (clist->clist_window, widget->style->base_gc[GTK_STATE_NORMAL], TRUE, cell_rectangle.x, cell_rectangle.y, cell_rectangle.width, cell_rectangle.height); /* the last row has to clear it's bottom cell spacing too */ if (clist_row == clist->row_list_end->data) { cell_rectangle.y += clist->row_height + CELL_SPACING; gdk_draw_rectangle (clist->clist_window, widget->style->base_gc[GTK_STATE_NORMAL], TRUE, cell_rectangle.x, cell_rectangle.y, cell_rectangle.width, cell_rectangle.height); } if (clist_row->state == GTK_STATE_SELECTED || clist_row->bg_set) gdk_draw_rectangle (clist->clist_window, bg_gc, TRUE, row_rectangle.x, row_rectangle.y, row_rectangle.width, row_rectangle.height); else gdk_window_clear_area (clist->clist_window, row_rectangle.x, row_rectangle.y, row_rectangle.width, row_rectangle.height); } /* iterate and draw all the columns (row cells) and draw their contents */ for (i = 0; i < clist->columns; i++) { if (!clist->column[i].visible) continue; if (!need_redraw && ctree->tree_column != i) continue; clip_rectangle.x = clist->column[i].area.x + clist->hoffset; clip_rectangle.width = clist->column[i].area.width; /* calculate clipping region */ if (i == ctree->tree_column) { clip_rectangle.y -= CELL_SPACING; clip_rectangle.height += CELL_SPACING; } if (i == ctree->tree_column) { if (clist_row->state == GTK_STATE_SELECTED) { gdk_gc_set_foreground (ctree->lines_gc, >K_WIDGET (ctree)->style-> fg[GTK_STATE_SELECTED]); gdk_gc_set_background (ctree->lines_gc, >K_WIDGET (ctree)->style-> bg[GTK_STATE_SELECTED]); } else { gdk_gc_set_foreground (ctree->lines_gc, >K_WIDGET (ctree)->style-> fg[GTK_STATE_NORMAL]); if (clist_row->bg_set) gdk_gc_set_background (ctree->lines_gc, &clist_row->background); } if (ctree->line_style == GTK_CTREE_LINES_TABBED) { if (clist->column[i].justification == GTK_JUSTIFY_RIGHT) { xdest = clip_rectangle.x + clip_rectangle.width - 1 - (((GtkCTreeRow *) clist_row)->level - 1) * ctree->tree_indent; gdk_draw_line (clist->clist_window, ctree->lines_gc, -1, row_rectangle.y - 1, MAX (xdest - TAB_SIZE, clip_rectangle.x - 1), row_rectangle.y - 1); if (clist_row == clist->row_list_end->data) gdk_draw_line (clist->clist_window, ctree->lines_gc, -1, row_rectangle.y + clist->row_height, MAX (clip_rectangle.x + clip_rectangle.width - TAB_SIZE - 1 - (((GtkCTreeRow *) clist_row)->level > 1) * MIN (ctree->tree_indent / 2, TAB_SIZE), clip_rectangle.x - 1), row_rectangle.y + clist->row_height); if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_rectangle (clist->clist_window, widget->style->bg_gc[GTK_STATE_PRELIGHT], TRUE, clip_rectangle.x + clip_rectangle.width, row_rectangle.y, CELL_SPACING + COLUMN_INSET, row_rectangle.height); } else { xdest = clip_rectangle.x + (((GtkCTreeRow *) clist_row)->level - 1) * ctree->tree_indent; gdk_draw_line (clist->clist_window, ctree->lines_gc, MIN (xdest + TAB_SIZE, clip_rectangle.x + clip_rectangle.width), row_rectangle.y - 1, clist->clist_window_width, row_rectangle.y - 1); if (clist_row == clist->row_list_end->data) gdk_draw_line (clist->clist_window, ctree->lines_gc, MIN (clip_rectangle.x + TAB_SIZE + (((GtkCTreeRow *) clist_row)->level > 1) * MIN (ctree->tree_indent / 2, TAB_SIZE), clip_rectangle.x + clip_rectangle.width), row_rectangle.y + clist->row_height, clist->clist_window_width, row_rectangle.y + clist->row_height); if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_rectangle (clist->clist_window, widget->style->bg_gc[GTK_STATE_PRELIGHT], TRUE, clip_rectangle.x - CELL_SPACING - COLUMN_INSET, row_rectangle.y, CELL_SPACING + COLUMN_INSET, row_rectangle.height); } } } if (!area) { rect = &clip_rectangle; } else { if (!gdk_rectangle_intersect (area, &clip_rectangle, &intersect_rectangle)) continue; rect = &intersect_rectangle; } /* calculate real width for column justification */ switch (clist_row->cell[i].type) { case GTK_CELL_EMPTY: continue; break; case GTK_CELL_TEXT: width = gdk_string_width (GTK_WIDGET (clist)->style->font, GTK_CELL_TEXT (clist_row->cell[i])->text); break; case GTK_CELL_PIXMAP: gdk_window_get_size (GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap, &width, &height); pixmap_width = width; break; case GTK_CELL_PIXTEXT: if (i == ctree->tree_column) { string_width = 0; width = 0; if (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap) gdk_window_get_size (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap, &width, &height); pixmap_width = width; width += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing; if (GTK_CELL_PIXTEXT (clist_row->cell[i])->text) string_width += gdk_string_width (GTK_WIDGET (clist)->style->font, GTK_CELL_PIXTEXT(clist_row->cell[i])->text); width += string_width + ((GtkCTreeRow *)clist_row)->level * ctree->tree_indent; } else { gdk_window_get_size (GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap, &width, &height); pixmap_width = width; width += GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing; width += gdk_string_width (GTK_WIDGET (clist)->style->font, GTK_CELL_PIXTEXT (clist_row->cell[i])->text); } break; case GTK_CELL_WIDGET: /* unimplemented */ continue; break; default: continue; break; } switch (clist->column[i].justification) { case GTK_JUSTIFY_LEFT: offset = clip_rectangle.x; break; case GTK_JUSTIFY_RIGHT: offset = (clip_rectangle.x + clip_rectangle.width) - width; break; case GTK_JUSTIFY_CENTER: offset = (clip_rectangle.x + (clip_rectangle.width / 2)) - (width / 2); break; case GTK_JUSTIFY_FILL: offset = (clip_rectangle.x + (clip_rectangle.width / 2)) - (width / 2); break; default: offset = 0; break; }; if (i == ctree->tree_column) { GdkGC *cgc; GdkGC *tgc; GdkGC *mbg_gc; GtkCTreeNode *work; GtkCTreeNode *work2; gint xoffset; gint yoffset; gint xcenter; gint ycenter; gint offset_x; gint offset_y = 0; gint next_level; gint in; GdkPoint points[6]; xsrc = 0; ysrc = 0; yoffset = (clip_rectangle.height - PM_SIZE) / 2; xoffset = (ctree->tree_indent - PM_SIZE) / 2; ycenter = clip_rectangle.y + (clip_rectangle.height / 2); ydest = ycenter - height / 2 + clist_row->cell[i].vertical; gdk_gc_set_clip_origin (fg_gc, 0, 0); gdk_gc_set_clip_rectangle (fg_gc, rect); if (ctree->line_style != GTK_CTREE_LINES_NONE) { gdk_gc_set_clip_origin (ctree->lines_gc, 0, 0); gdk_gc_set_clip_rectangle (ctree->lines_gc, rect); } switch (clist->column[i].justification) { case GTK_JUSTIFY_CENTER: case GTK_JUSTIFY_FILL: offset = clip_rectangle.x; case GTK_JUSTIFY_LEFT: offset_x = 1; xdest = clip_rectangle.x - xoffset + (((GtkCTreeRow *) clist_row)->level - 1) * ctree->tree_indent; xcenter = xdest + (ctree->tree_indent / 2); switch (ctree->line_style) { case GTK_CTREE_LINES_NONE: break; case GTK_CTREE_LINES_TABBED: xdest = clip_rectangle.x + (((GtkCTreeRow *) clist_row)->level - 1) * ctree->tree_indent; xcenter = xdest + TAB_SIZE; gdk_gc_set_clip_origin (clist->bg_gc, 0, 0); gdk_gc_set_clip_rectangle (clist->bg_gc, rect); gdk_gc_set_clip_origin (widget->style->bg_gc[GTK_STATE_PRELIGHT], 0, 0); gdk_gc_set_clip_rectangle (widget->style->bg_gc[GTK_STATE_PRELIGHT], rect); work = ((GtkCTreeRow *)clist_row)->parent; next_level = ((GtkCTreeRow *)clist_row)->level; if (!(((GtkCTreeRow *)clist_row)->sibling || (((GtkCTreeRow *)clist_row)->children && ((GtkCTreeRow *)clist_row)->expanded))) { work2 = gtk_ctree_find_node_ptr (ctree, (GtkCTreeRow *) clist_row); if (GTK_CTREE_NODE_NEXT (work2)) next_level = GTK_CTREE_ROW (GTK_CTREE_NODE_NEXT (work2))->level; else next_level = 0; } while (work) { xcenter -= ctree->tree_indent; if (GTK_CTREE_ROW(work)->row.bg_set) { gdk_gc_set_foreground (clist->bg_gc, &(GTK_CTREE_ROW(work)->row.background)); mbg_gc = clist->bg_gc; } else mbg_gc = widget->style->bg_gc[GTK_STATE_PRELIGHT]; if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_rectangle (clist->clist_window, mbg_gc, TRUE, xcenter, rect->y, ctree->tree_indent, rect->height); if (next_level > GTK_CTREE_ROW (work)->level) gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, rect->y, xcenter, rect->y + rect->height); else { gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, clip_rectangle.y, xcenter, ycenter); in = MIN (ctree->tree_indent, 2 * TAB_SIZE); if (clist_row->state != GTK_STATE_SELECTED) { work2 = GTK_CTREE_ROW (work)->parent; if (work2 && GTK_CTREE_ROW (work2)->row.bg_set) { gdk_gc_set_foreground (clist->bg_gc, &(GTK_CTREE_ROW (work2)->row.background)); gdk_draw_rectangle (clist->clist_window, clist->bg_gc, TRUE, xcenter, ycenter, in / 2 + in % 2, row_rectangle.height / 2 + 1); if (GTK_CTREE_ROW (work)->row.bg_set) gdk_gc_set_foreground (clist->bg_gc, &(GTK_CTREE_ROW (work)->row.background)); } else gdk_draw_rectangle (clist->clist_window, widget->style->bg_gc[GTK_STATE_PRELIGHT], TRUE, xcenter, ycenter, in / 2 + in % 2, row_rectangle.height / 2 + 1); gdk_draw_arc (clist->clist_window, mbg_gc, TRUE, xcenter, clip_rectangle.y, in, clist->row_height, 180 * 64, 90 * 64); } gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE, xcenter, clip_rectangle.y, in, clist->row_height, 180 * 64, 90 * 64); } work = GTK_CTREE_ROW (work)->parent; } if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_rectangle (clist->clist_window, widget->style->bg_gc[GTK_STATE_PRELIGHT], TRUE, clip_rectangle.x, row_rectangle.y, TAB_SIZE, row_rectangle.height); xcenter = xdest + (ctree->tree_indent / 2); if (clist_row->bg_set) gdk_gc_set_foreground (clist->bg_gc, &clist_row->background); if (((GtkCTreeRow *)clist_row)->is_leaf) { points[0].x = xdest + TAB_SIZE; points[0].y = row_rectangle.y - 1; points[1].x = points[0].x - 4; points[1].y = points[0].y; points[2].x = points[1].x - 2; points[2].y = points[1].y + 3; points[3].x = points[2].x; points[3].y = points[2].y + clist->row_height - 5; points[4].x = points[3].x + 2; points[4].y = points[3].y + 3; points[5].x = points[4].x + 4; points[5].y = points[4].y; if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_polygon (clist->clist_window, bg_gc, TRUE, points, 6); gdk_draw_lines (clist->clist_window, ctree->lines_gc, points, 6); } else { if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_arc (clist->clist_window, bg_gc, TRUE, xdest, row_rectangle.y - 1, 2 * TAB_SIZE, clist->row_height, 90 * 64, 180 * 64); gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE, xdest, row_rectangle.y - 1, 2 * TAB_SIZE, clist->row_height, 90 * 64, 180 * 64); } gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL); gdk_gc_set_clip_rectangle (clist->bg_gc, NULL); gdk_gc_set_clip_rectangle (widget->style->bg_gc[GTK_STATE_PRELIGHT], NULL); break; default: xcenter = xdest + (ctree->tree_indent / 2); if (ctree->line_style == GTK_CTREE_LINES_DOTTED) { offset_x += abs ((clip_rectangle.x + clist->hoffset) % 2); offset_y = abs ((clip_rectangle.y + clist->voffset) % 2); } gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, (ctree->show_stub || clist->row_list->data != clist_row) ? clip_rectangle.y + offset_y : ycenter, xcenter, (((GtkCTreeRow *)clist_row)->sibling) ? rect->y + rect->height : ycenter); gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter + offset_x, ycenter, xcenter + PM_SIZE / 2 + 2, ycenter); work = ((GtkCTreeRow *)clist_row)->parent; while (work) { xcenter -= ctree->tree_indent; if (GTK_CTREE_ROW (work)->sibling) gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, clip_rectangle.y + offset_y, xcenter, rect->y + rect->height); work = GTK_CTREE_ROW (work)->parent; } gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL); break; } if (((GtkCTreeRow *)clist_row)->children) { if (clist_row->state == GTK_STATE_SELECTED) { if (clist_row->fg_set) tgc = clist->fg_gc; else tgc = widget->style->fg_gc[GTK_STATE_NORMAL]; cgc = tgc; } else { cgc = GTK_WIDGET (clist)->style->fg_gc[GTK_STATE_SELECTED]; tgc = fg_gc; } gdk_gc_set_clip_rectangle (cgc, rect); switch (ctree->line_style) { case GTK_CTREE_LINES_NONE: if (!((GtkCTreeRow *)clist_row)->expanded) { points[0].x = xdest + xoffset + (PM_SIZE+2) / 6 + 2; points[0].y = clip_rectangle.y + yoffset - 1; points[1].x = points[0].x; points[1].y = points[0].y + (PM_SIZE+2); points[2].x = points[0].x + 2 * (PM_SIZE+2) / 3 - 1; points[2].y = points[0].y + (PM_SIZE+2) / 2; } else { points[0].x = xdest + xoffset; points[0].y = clip_rectangle.y + yoffset + (PM_SIZE+2) / 6; points[1].x = points[0].x + (PM_SIZE+2); points[1].y = points[0].y; points[2].x = points[0].x + (PM_SIZE+2) / 2; points[2].y = clip_rectangle.y + yoffset + 2 * (PM_SIZE+2) / 3; } gdk_draw_polygon (clist->clist_window, GTK_WIDGET (clist)->style-> fg_gc[GTK_STATE_SELECTED], TRUE, points, 3); gdk_draw_polygon (clist->clist_window, tgc, FALSE, points, 3); break; case GTK_CTREE_LINES_TABBED: xcenter = xdest + PM_SIZE + 2; gdk_draw_arc (clist->clist_window, GTK_WIDGET (clist)->style-> fg_gc[GTK_STATE_SELECTED], TRUE, xcenter - PM_SIZE/2, ycenter - PM_SIZE/2, PM_SIZE, PM_SIZE, 0, 360 * 64); gdk_draw_line (clist->clist_window, tgc, xcenter - 2, ycenter, xcenter + 2, ycenter); if (!((GtkCTreeRow *)clist_row)->expanded) gdk_draw_line (clist->clist_window, tgc, xcenter, clip_rectangle.y + yoffset + 2, xcenter, clip_rectangle.y + yoffset + PM_SIZE-2); break; default: gdk_draw_rectangle (clist->clist_window, GTK_WIDGET (clist)->style->fg_gc[GTK_STATE_SELECTED], TRUE, xdest + xoffset, clip_rectangle.y + yoffset, PM_SIZE, PM_SIZE); gdk_draw_rectangle (clist->clist_window, tgc, FALSE, xdest + xoffset, clip_rectangle.y + yoffset, PM_SIZE, PM_SIZE); gdk_draw_line (clist->clist_window, tgc, xdest + xoffset + 2, ycenter, xdest + xoffset + PM_SIZE - 2, ycenter); if (!((GtkCTreeRow *)clist_row)->expanded) { xcenter = xdest + (ctree->tree_indent / 2); gdk_draw_line (clist->clist_window, tgc, xcenter, clip_rectangle.y + yoffset + 2, xcenter, clip_rectangle.y + yoffset + PM_SIZE - 2); } break; } gdk_gc_set_clip_rectangle (cgc, NULL); } xdest += offset - clip_rectangle.x + ctree->tree_indent + clist_row->cell[i].horizontal; if (pixmap_width && xdest + pixmap_width >= rect->x && xdest <= rect->x + rect->width) draw_pixmap = TRUE; break; case GTK_JUSTIFY_RIGHT: offset_x = 0; xdest = clip_rectangle.x + clip_rectangle.width + xoffset - 1 - (((GtkCTreeRow *) clist_row)->level - 1) * ctree->tree_indent; switch (ctree->line_style) { case GTK_CTREE_LINES_NONE: break; case GTK_CTREE_LINES_TABBED: xdest = clip_rectangle.x + clip_rectangle.width - 1 - (((GtkCTreeRow *) clist_row)->level - 1) * ctree->tree_indent; xcenter = xdest - TAB_SIZE; gdk_gc_set_clip_origin (clist->bg_gc, 0, 0); gdk_gc_set_clip_rectangle (clist->bg_gc, rect); gdk_gc_set_clip_origin (widget->style->bg_gc[GTK_STATE_PRELIGHT], 0, 0); gdk_gc_set_clip_rectangle (widget->style->bg_gc[GTK_STATE_PRELIGHT], rect); work = ((GtkCTreeRow *)clist_row)->parent; next_level = ((GtkCTreeRow *)clist_row)->level; if (!(((GtkCTreeRow *)clist_row)->sibling || (((GtkCTreeRow *)clist_row)->children && ((GtkCTreeRow *)clist_row)->expanded))) { work2 = gtk_ctree_find_node_ptr (ctree, (GtkCTreeRow *) clist_row); if (GTK_CTREE_NODE_NEXT (work2)) next_level = GTK_CTREE_ROW (GTK_CTREE_NODE_NEXT (work2))->level; else next_level = 0; } while (work) { xcenter += ctree->tree_indent; if (GTK_CTREE_ROW(work)->row.bg_set) { gdk_gc_set_foreground (clist->bg_gc, &(GTK_CTREE_ROW (work)->row.background)); mbg_gc = clist->bg_gc; } else mbg_gc = widget->style->bg_gc[GTK_STATE_PRELIGHT]; if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_rectangle (clist->clist_window, mbg_gc, TRUE, xcenter - ctree->tree_indent + 1, rect->y, ctree->tree_indent, rect->height); if (next_level > GTK_CTREE_ROW (work)->level) gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, rect->y, xcenter, rect->y + rect->height); else { gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, clip_rectangle.y, xcenter, ycenter); in = MIN (ctree->tree_indent, 2 * TAB_SIZE); if (clist_row->state != GTK_STATE_SELECTED) { work2 = GTK_CTREE_ROW (work)->parent; if (work2 && GTK_CTREE_ROW (work2)->row.bg_set) { gdk_gc_set_foreground (clist->bg_gc, &(GTK_CTREE_ROW (work2)->row.background)); gdk_draw_rectangle (clist->clist_window, clist->bg_gc, TRUE, xcenter + 1 - in / 2 - in % 2, ycenter, in / 2 + in % 2, row_rectangle.height / 2 + 1); if (GTK_CTREE_ROW (work)->row.bg_set) gdk_gc_set_foreground (clist->bg_gc, &(GTK_CTREE_ROW(work)->row.background)); } else gdk_draw_rectangle (clist->clist_window, widget->style->bg_gc[GTK_STATE_PRELIGHT], TRUE, xcenter + 1 - in / 2 - in % 2, ycenter, in / 2 + in % 2, row_rectangle.height / 2 + 1); gdk_draw_arc (clist->clist_window, mbg_gc, TRUE, xcenter - in, clip_rectangle.y, in, clist->row_height, 270 * 64, 90 * 64); } gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE, xcenter - in, clip_rectangle.y, in, clist->row_height, 270 * 64, 90 * 64); } work = GTK_CTREE_ROW (work)->parent; } if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_rectangle (clist->clist_window, widget->style->bg_gc[GTK_STATE_PRELIGHT], TRUE, xcenter + 1, row_rectangle.y, TAB_SIZE, row_rectangle.height); xcenter = xdest - (ctree->tree_indent / 2); if (clist_row->bg_set) gdk_gc_set_foreground (clist->bg_gc, &clist_row->background); if (((GtkCTreeRow *)clist_row)->is_leaf) { points[0].x = xdest - TAB_SIZE; points[0].y = row_rectangle.y - 1; points[1].x = points[0].x + 4; points[1].y = points[0].y; points[2].x = points[1].x + 2; points[2].y = points[1].y + 3; points[3].x = points[2].x; points[3].y = points[2].y + clist->row_height - 5; points[4].x = points[3].x - 2; points[4].y = points[3].y + 3; points[5].x = points[4].x - 4; points[5].y = points[4].y; if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_polygon (clist->clist_window, bg_gc, TRUE, points, 6); gdk_draw_lines (clist->clist_window, ctree->lines_gc, points, 6); } else { if (clist_row->state != GTK_STATE_SELECTED) gdk_draw_arc (clist->clist_window, bg_gc, TRUE, xdest - 2 * TAB_SIZE, row_rectangle.y - 1, 2 * TAB_SIZE, clist->row_height, 270 * 64, 180 * 64); gdk_draw_arc (clist->clist_window, ctree->lines_gc, FALSE, xdest - 2 * TAB_SIZE, row_rectangle.y - 1, 2 * TAB_SIZE, clist->row_height, 270 * 64, 180 * 64); } gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL); gdk_gc_set_clip_rectangle (clist->bg_gc, NULL); gdk_gc_set_clip_rectangle (widget->style->bg_gc[GTK_STATE_PRELIGHT], NULL); break; default: xcenter = xdest - (ctree->tree_indent / 2); if (ctree->line_style == GTK_CTREE_LINES_DOTTED) { offset_x += abs ((clip_rectangle.x + clist->hoffset) % 2); offset_y = abs ((clip_rectangle.y + clist->voffset) % 2); } gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, clip_rectangle.y + offset_y, xcenter, (((GtkCTreeRow *)clist_row)->sibling) ? rect->y + rect->height : ycenter); gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter - offset_x, ycenter, xcenter - PM_SIZE / 2 - 2, ycenter); work = ((GtkCTreeRow *)clist_row)->parent; while (work) { xcenter += ctree->tree_indent; if (GTK_CTREE_ROW (work)->sibling) gdk_draw_line (clist->clist_window, ctree->lines_gc, xcenter, clip_rectangle.y - offset_y, xcenter, rect->y + rect->height); work = GTK_CTREE_ROW (work)->parent; } gdk_gc_set_clip_rectangle (ctree->lines_gc, NULL); } if (((GtkCTreeRow *)clist_row)->children) { if (clist_row->state == GTK_STATE_SELECTED) { if (clist_row->fg_set) tgc = clist->fg_gc; else tgc = widget->style->fg_gc[GTK_STATE_NORMAL]; cgc = tgc; } else { cgc = GTK_WIDGET(clist)->style->fg_gc[GTK_STATE_SELECTED]; tgc = fg_gc; } gdk_gc_set_clip_rectangle (cgc, rect); switch (ctree->line_style) { case GTK_CTREE_LINES_NONE: if (!((GtkCTreeRow *)clist_row)->expanded) { points[0].x = xdest - xoffset - (PM_SIZE+2) / 6 - 2; points[0].y = clip_rectangle.y + yoffset - 1; points[1].x = points[0].x; points[1].y = points[0].y + (PM_SIZE+2); points[2].x = points[0].x - 2 * (PM_SIZE+2) / 3 + 1; points[2].y = points[0].y + (PM_SIZE+2) / 2; } else { points[0].x = xdest - xoffset; points[0].y = clip_rectangle.y + yoffset + (PM_SIZE+2) / 6; points[1].x = points[0].x - (PM_SIZE+2); points[1].y = points[0].y; points[2].x = points[0].x - (PM_SIZE+2) / 2; points[2].y = clip_rectangle.y + yoffset + 2 * (PM_SIZE+2) / 3; } gdk_draw_polygon (clist->clist_window, GTK_WIDGET (clist)->style-> fg_gc[GTK_STATE_SELECTED], TRUE, points, 3); gdk_draw_polygon (clist->clist_window, tgc, FALSE, points, 3); break; case GTK_CTREE_LINES_TABBED: xcenter = xdest - PM_SIZE - 2; gdk_draw_arc (clist->clist_window, GTK_WIDGET (clist)->style-> fg_gc[GTK_STATE_SELECTED], TRUE, xcenter - PM_SIZE/2, ycenter - PM_SIZE/2, PM_SIZE, PM_SIZE, 0, 360 * 64); gdk_draw_line (clist->clist_window, tgc, xcenter - 2, ycenter, xcenter + 2, ycenter); if (!((GtkCTreeRow *)clist_row)->expanded) { gdk_draw_line (clist->clist_window, tgc, xcenter, clip_rectangle.y + yoffset + 2, xcenter, clip_rectangle.y + yoffset + PM_SIZE - 2); } break; default: gdk_draw_rectangle (clist->clist_window, GTK_WIDGET(clist)->style-> fg_gc[GTK_STATE_SELECTED], TRUE, xdest - xoffset - PM_SIZE, clip_rectangle.y + yoffset, PM_SIZE, PM_SIZE); gdk_draw_rectangle (clist->clist_window, tgc, FALSE, xdest - xoffset - PM_SIZE, clip_rectangle.y + yoffset, PM_SIZE, PM_SIZE); gdk_draw_line (clist->clist_window, tgc, xdest - xoffset - 2, ycenter, xdest - xoffset - PM_SIZE + 2, ycenter); if (!((GtkCTreeRow *)clist_row)->expanded) { xcenter = xdest - (ctree->tree_indent / 2); gdk_draw_line (clist->clist_window, tgc, xcenter, clip_rectangle.y + yoffset + 2, xcenter, clip_rectangle.y + yoffset + PM_SIZE - 2); } } gdk_gc_set_clip_rectangle (cgc, NULL); } xdest -= (ctree->tree_indent + pixmap_width + clist_row->cell[i].horizontal); if (pixmap_width && xdest + pixmap_width >= rect->x && xdest <= rect->x + rect->width) draw_pixmap = TRUE; break; default : break; } if (draw_pixmap) { if (GTK_CELL_PIXTEXT (clist_row->cell[i])->mask) { gdk_gc_set_clip_mask (fg_gc, GTK_CELL_PIXTEXT (clist_row->cell[i])->mask); gdk_gc_set_clip_origin (fg_gc, xdest, ydest); } if (xdest < clip_rectangle.x) { xsrc = clip_rectangle.x - xdest; pixmap_width -= xsrc; xdest = clip_rectangle.x; } if (xdest + pixmap_width > clip_rectangle.x + clip_rectangle.width) pixmap_width = (clip_rectangle.x + clip_rectangle.width) - xdest; if (ydest < clip_rectangle.y) { ysrc = clip_rectangle.y - ydest; height -= ysrc; ydest = clip_rectangle.y; } if (ydest + height > clip_rectangle.y + clip_rectangle.height) height = (clip_rectangle.y + clip_rectangle.height) - ydest; gdk_draw_pixmap (clist->clist_window, fg_gc, GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap, xsrc, ysrc, xdest, ydest, pixmap_width, height); } if (string_width) { gint delta; if (clist->column[i].justification == GTK_JUSTIFY_RIGHT) xdest -= (GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing + string_width); else xdest += (GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing + pixmap_width); delta = CELL_SPACING - (rect->y - clip_rectangle.y); if (delta > 0) { rect->y += delta; rect->height -= delta; } gdk_gc_set_clip_rectangle (fg_gc, rect); gdk_draw_string (clist->clist_window, widget->style->font, fg_gc, xdest, row_rectangle.y + clist->row_center_offset + clist_row->cell[i].vertical, GTK_CELL_PIXTEXT (clist_row->cell[i])->text); } gdk_gc_set_clip_rectangle (fg_gc, NULL); } else { switch (clist_row->cell[i].type) { case GTK_CELL_EMPTY: continue; break; case GTK_CELL_TEXT: gdk_gc_set_clip_rectangle (fg_gc, rect); gdk_draw_string (clist->clist_window, widget->style->font, fg_gc, offset + clist_row->cell[i].horizontal, row_rectangle.y + clist->row_center_offset + clist_row->cell[i].vertical, GTK_CELL_TEXT (clist_row->cell[i])->text); gdk_gc_set_clip_rectangle (fg_gc, NULL); break; case GTK_CELL_PIXMAP: xsrc = 0; ysrc = 0; xdest = offset + clist_row->cell[i].horizontal; ydest = (clip_rectangle.y + (clip_rectangle.height / 2)) - height / 2 + clist_row->cell[i].vertical; if (GTK_CELL_PIXMAP (clist_row->cell[i])->mask) { gdk_gc_set_clip_mask (fg_gc, GTK_CELL_PIXMAP (clist_row->cell[i])->mask); gdk_gc_set_clip_origin (fg_gc, xdest, ydest); } if (xdest < clip_rectangle.x) { xsrc = clip_rectangle.x - xdest; pixmap_width -= xsrc; xdest = clip_rectangle.x; } if (xdest + pixmap_width > clip_rectangle.x + clip_rectangle.width) pixmap_width = (clip_rectangle.x + clip_rectangle.width) - xdest; if (ydest < clip_rectangle.y) { ysrc = clip_rectangle.y - ydest; height -= ysrc; ydest = clip_rectangle.y; } if (ydest + height > clip_rectangle.y + clip_rectangle.height) height = (clip_rectangle.y + clip_rectangle.height) - ydest; gdk_draw_pixmap (clist->clist_window, fg_gc, GTK_CELL_PIXMAP (clist_row->cell[i])->pixmap, xsrc, ysrc, xdest, ydest, pixmap_width, height); if (GTK_CELL_PIXMAP (clist_row->cell[i])->mask) { gdk_gc_set_clip_origin (fg_gc, 0, 0); gdk_gc_set_clip_mask (fg_gc, NULL); } break; case GTK_CELL_PIXTEXT: /* draw the pixmap */ xsrc = 0; ysrc = 0; xdest = offset + clist_row->cell[i].horizontal; ydest = (clip_rectangle.y + (clip_rectangle.height / 2)) - height / 2 + clist_row->cell[i].vertical; if (GTK_CELL_PIXTEXT (clist_row->cell[i])->mask) { gdk_gc_set_clip_mask (fg_gc, GTK_CELL_PIXTEXT (clist_row->cell[i])->mask); gdk_gc_set_clip_origin (fg_gc, xdest, ydest); } if (xdest < clip_rectangle.x) { xsrc = clip_rectangle.x - xdest; pixmap_width -= xsrc; xdest = clip_rectangle.x; } if (xdest + pixmap_width > clip_rectangle.x + clip_rectangle.width) pixmap_width = (clip_rectangle.x + clip_rectangle.width) - xdest; if (ydest < clip_rectangle.y) { ysrc = clip_rectangle.y - ydest; height -= ysrc; ydest = clip_rectangle.y; } if (ydest + height > clip_rectangle.y + clip_rectangle.height) height = (clip_rectangle.y + clip_rectangle.height) - ydest; gdk_draw_pixmap (clist->clist_window, fg_gc, GTK_CELL_PIXTEXT (clist_row->cell[i])->pixmap, xsrc, ysrc, xdest, ydest, pixmap_width, height); gdk_gc_set_clip_origin (fg_gc, 0, 0); xdest += pixmap_width + GTK_CELL_PIXTEXT (clist_row->cell[i])->spacing; /* draw the string */ gdk_gc_set_clip_rectangle (fg_gc, rect); gdk_draw_string (clist->clist_window, widget->style->font, fg_gc, xdest, row_rectangle.y + clist->row_center_offset + clist_row->cell[i].vertical, GTK_CELL_PIXTEXT (clist_row->cell[i])->text); gdk_gc_set_clip_rectangle (fg_gc, NULL); break; case GTK_CELL_WIDGET: /* unimplemented */ continue; break; default: continue; break; } } } if (clist->focus_row == row && GTK_WIDGET_HAS_FOCUS (widget)) { if (area) { if (gdk_rectangle_intersect (area, &row_rectangle, &intersect_rectangle)) { gdk_gc_set_clip_rectangle (clist->xor_gc, &intersect_rectangle); gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE, row_rectangle.x, row_rectangle.y, row_rectangle.width - 1, row_rectangle.height - 1); gdk_gc_set_clip_rectangle (clist->xor_gc, NULL); } } else gdk_draw_rectangle (clist->clist_window, clist->xor_gc, FALSE, row_rectangle.x, row_rectangle.y, row_rectangle.width - 1, row_rectangle.height - 1); } } static void tree_draw_node (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; clist = GTK_CLIST (ctree); if (!GTK_CLIST_FROZEN (clist) && gtk_ctree_is_viewable (ctree, node)) { GtkCTreeNode *work; gint num = 0; work = GTK_CTREE_NODE (clist->row_list); while (work && work != node) { work = GTK_CTREE_NODE_NEXT (work); num++; } if (work && gtk_clist_row_is_visible (clist, num) != GTK_VISIBILITY_NONE) GTK_CLIST_CLASS_FW (clist)->draw_row (clist, NULL, num, GTK_CLIST_ROW ((GList *) node)); } } static GtkCTreeNode * gtk_ctree_last_visible (GtkCTree *ctree, GtkCTreeNode *node) { GtkCTreeNode *work; if (!node) return NULL; work = GTK_CTREE_ROW (node)->children; if (!work || !GTK_CTREE_ROW (node)->expanded) return node; while (GTK_CTREE_ROW (work)->sibling) work = GTK_CTREE_ROW (work)->sibling; return gtk_ctree_last_visible (ctree, work); } static void gtk_ctree_link (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *parent, GtkCTreeNode *sibling, gboolean update_focus_row) { GtkCList *clist; GList *list_end; GList *list; GList *work; gboolean visible = FALSE; gint rows = 0; if (sibling) g_return_if_fail (GTK_CTREE_ROW (sibling)->parent == parent); g_return_if_fail (node != NULL); g_return_if_fail (node != sibling); g_return_if_fail (node != parent); clist = GTK_CLIST (ctree); if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) { if (clist->anchor != -1) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } for (rows = 1, list_end = (GList *)node; list_end->next; list_end = list_end->next) rows++; GTK_CTREE_ROW (node)->parent = parent; GTK_CTREE_ROW (node)->sibling = sibling; if (!parent || (parent && (gtk_ctree_is_viewable (ctree, parent) && GTK_CTREE_ROW (parent)->expanded))) { visible = TRUE; clist->rows += rows; } if (parent) work = (GList *)(GTK_CTREE_ROW (parent)->children); else work = clist->row_list; if (sibling) { if (work != (GList *)sibling) { while (GTK_CTREE_ROW (work)->sibling != sibling) work = (GList *)(GTK_CTREE_ROW (work)->sibling); GTK_CTREE_ROW (work)->sibling = node; } if (sibling == GTK_CTREE_NODE (clist->row_list)) clist->row_list = (GList *) node; if (GTK_CTREE_NODE_PREV (sibling) && GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (sibling)) == sibling) { list = (GList *)GTK_CTREE_NODE_PREV (sibling); list->next = (GList *)node; } list = (GList *)node; list->prev = (GList *)GTK_CTREE_NODE_PREV (sibling); list_end->next = (GList *)sibling; list = (GList *)sibling; list->prev = list_end; if (parent && GTK_CTREE_ROW (parent)->children == sibling) GTK_CTREE_ROW (parent)->children = node; } else { if (work) { /* find sibling */ while (GTK_CTREE_ROW (work)->sibling) work = (GList *)(GTK_CTREE_ROW (work)->sibling); GTK_CTREE_ROW (work)->sibling = node; /* find last visible child of sibling */ work = (GList *) gtk_ctree_last_visible (ctree, GTK_CTREE_NODE (work)); list_end->next = work->next; if (work->next) list = work->next->prev = list_end; work->next = (GList *)node; list = (GList *)node; list->prev = work; } else { if (parent) { GTK_CTREE_ROW (parent)->children = node; list = (GList *)node; list->prev = (GList *)parent; if (GTK_CTREE_ROW (parent)->expanded) { list_end->next = (GList *)GTK_CTREE_NODE_NEXT (parent); if (GTK_CTREE_NODE_NEXT(parent)) { list = (GList *)GTK_CTREE_NODE_NEXT (parent); list->prev = list_end; } list = (GList *)parent; list->next = (GList *)node; } else list_end->next = NULL; } else { clist->row_list = (GList *)node; list = (GList *)node; list->prev = NULL; list_end->next = NULL; } } } gtk_ctree_pre_recursive (ctree, node, tree_update_level, NULL); if (clist->row_list_end == NULL || clist->row_list_end->next == (GList *)node) clist->row_list_end = list_end; if (visible && update_focus_row) { gint pos; pos = g_list_position (clist->row_list, (GList *)node); if (pos <= clist->focus_row) { clist->focus_row += rows; clist->undo_anchor = clist->focus_row; } } } static void gtk_ctree_unlink (GtkCTree *ctree, GtkCTreeNode *node, gboolean update_focus_row) { GtkCList *clist; gint rows; gint level; gint visible; GtkCTreeNode *work; GtkCTreeNode *parent; GList *list; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); clist = GTK_CLIST (ctree); if (update_focus_row && clist->selection_mode == GTK_SELECTION_EXTENDED) { if (clist->anchor != -1) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } visible = gtk_ctree_is_viewable (ctree, node); /* clist->row_list_end unlinked ? */ if (visible && (GTK_CTREE_NODE_NEXT (node) == NULL || (GTK_CTREE_ROW (node)->children && gtk_ctree_is_ancestor (ctree, node, GTK_CTREE_NODE (clist->row_list_end))))) clist->row_list_end = (GList *) (GTK_CTREE_NODE_PREV (node)); /* update list */ rows = 0; level = GTK_CTREE_ROW (node)->level; work = GTK_CTREE_NODE_NEXT (node); while (work && GTK_CTREE_ROW (work)->level > level) { work = GTK_CTREE_NODE_NEXT (work); rows++; } if (visible) { clist->rows -= (rows + 1); if (update_focus_row) { gint pos; pos = g_list_position (clist->row_list, (GList *)node); if (pos + rows + 1 < clist->focus_row) clist->focus_row -= (rows + 1); else if (pos <= clist->focus_row) clist->focus_row = pos - 1; clist->undo_anchor = clist->focus_row; } } if (work) { list = (GList *)GTK_CTREE_NODE_PREV (work); list->next = NULL; list = (GList *)work; list->prev = (GList *)GTK_CTREE_NODE_PREV (node); } if (GTK_CTREE_NODE_PREV (node) && GTK_CTREE_NODE_NEXT (GTK_CTREE_NODE_PREV (node)) == node) { list = (GList *)GTK_CTREE_NODE_PREV (node); list->next = (GList *)work; } /* update tree */ parent = GTK_CTREE_ROW (node)->parent; if (parent) { if (GTK_CTREE_ROW (parent)->children == node) { GTK_CTREE_ROW (parent)->children = GTK_CTREE_ROW (node)->sibling; if (!GTK_CTREE_ROW (parent)->children) gtk_ctree_collapse (ctree, parent); } else { GtkCTreeNode *sibling; sibling = GTK_CTREE_ROW (parent)->children; while (GTK_CTREE_ROW (sibling)->sibling != node) sibling = GTK_CTREE_ROW (sibling)->sibling; GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling; } } else { if (clist->row_list == (GList *)node) clist->row_list = (GList *) (GTK_CTREE_ROW (node)->sibling); else { GtkCTreeNode *sibling; sibling = GTK_CTREE_NODE (clist->row_list); while (GTK_CTREE_ROW (sibling)->sibling != node) sibling = GTK_CTREE_ROW (sibling)->sibling; GTK_CTREE_ROW (sibling)->sibling = GTK_CTREE_ROW (node)->sibling; } } } static void real_tree_move (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *new_parent, GtkCTreeNode *new_sibling) { GtkCList *clist; GtkCTreeNode *work; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (node != NULL); g_return_if_fail (!new_sibling || GTK_CTREE_ROW (new_sibling)->parent == new_parent); if (new_parent && GTK_CTREE_ROW (new_parent)->is_leaf) return; /* new_parent != child of child */ for (work = new_parent; work; work = GTK_CTREE_ROW (work)->parent) if (work == node) return; clist = GTK_CLIST (ctree); if (clist->selection_mode == GTK_SELECTION_EXTENDED) { if (clist->anchor != -1) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (GTK_CLIST_AUTO_SORT (clist)) { if (new_parent == GTK_CTREE_ROW (node)->parent) return; if (new_parent) new_sibling = GTK_CTREE_ROW (new_parent)->children; else new_sibling = GTK_CTREE_NODE (clist->row_list); while (new_sibling && clist->compare (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (new_sibling)) > 0) new_sibling = GTK_CTREE_ROW (new_sibling)->sibling; } if (new_parent == GTK_CTREE_ROW (node)->parent && new_sibling == GTK_CTREE_ROW (node)->sibling) return; if (!GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } work = NULL; if (gtk_ctree_is_viewable (ctree, node) || gtk_ctree_is_viewable (ctree, new_sibling)) work = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row)); gtk_ctree_unlink (ctree, node, FALSE); gtk_ctree_link (ctree, node, new_parent, new_sibling, FALSE); if (work) { while (work && !gtk_ctree_is_viewable (ctree, work)) work = GTK_CTREE_ROW (work)->parent; clist->focus_row = g_list_position (clist->row_list, (GList *)work); clist->undo_anchor = clist->focus_row; } if (thaw) gtk_clist_thaw (clist); } static void change_focus_row_expansion (GtkCTree *ctree, GtkCTreeExpansionType action) { GtkCList *clist; GtkCTreeNode *node; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (ctree)) return; if (!(node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row))) || GTK_CTREE_ROW (node)->is_leaf || !(GTK_CTREE_ROW (node)->children)) return; switch (action) { case GTK_CTREE_EXPANSION_EXPAND: gtk_ctree_expand (ctree, node); break; case GTK_CTREE_EXPANSION_EXPAND_RECURSIVE: gtk_ctree_expand_recursive (ctree, node); break; case GTK_CTREE_EXPANSION_COLLAPSE: gtk_ctree_collapse (ctree, node); break; case GTK_CTREE_EXPANSION_COLLAPSE_RECURSIVE: gtk_ctree_collapse_recursive (ctree, node); break; case GTK_CTREE_EXPANSION_TOGGLE: gtk_ctree_toggle_expansion (ctree, node); break; case GTK_CTREE_EXPANSION_TOGGLE_RECURSIVE: gtk_ctree_toggle_expansion_recursive (ctree, node); break; } } static void real_tree_expand (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; GtkCTreeNode *work; gint level; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (!node || GTK_CTREE_ROW (node)->expanded || GTK_CTREE_ROW (node)->is_leaf) return; clist = GTK_CLIST (ctree); if (clist->selection_mode == GTK_SELECTION_EXTENDED && clist->anchor >= 0) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); GTK_CTREE_ROW (node)->expanded = TRUE; level = GTK_CTREE_ROW (node)->level; if (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap) { gdk_pixmap_unref (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap); GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = NULL; if (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask) { gdk_pixmap_unref (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask); GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = NULL; } } if (GTK_CTREE_ROW (node)->pixmap_opened) { GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = gdk_pixmap_ref (GTK_CTREE_ROW (node)->pixmap_opened); if (GTK_CTREE_ROW (node)->mask_opened) GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = gdk_pixmap_ref (GTK_CTREE_ROW (node)->mask_opened); } work = GTK_CTREE_ROW (node)->children; if (work) { gint tmp = 0; gint row; GList *list; while (GTK_CTREE_NODE_NEXT (work)) { work = GTK_CTREE_NODE_NEXT (work); tmp++; } list = (GList *)work; list->next = (GList *)GTK_CTREE_NODE_NEXT (node); if (GTK_CTREE_NODE_NEXT (node)) { list = (GList *)GTK_CTREE_NODE_NEXT (node); list->prev = (GList *)work; } else clist->row_list_end = (GList *)work; list = (GList *)node; list->next = (GList *)(GTK_CTREE_ROW (node)->children); if (gtk_ctree_is_viewable (ctree, node)) { row = g_list_position (clist->row_list, (GList *)node); if (row < clist->focus_row) clist->focus_row += tmp + 1; clist->rows += tmp + 1; if (!GTK_CLIST_FROZEN (ctree)) gtk_clist_thaw (clist); } } } static void real_tree_collapse (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; GtkCTreeNode *work; gint level; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (!node || !GTK_CTREE_ROW (node)->expanded ||GTK_CTREE_ROW (node)->is_leaf) return; clist = GTK_CLIST (ctree); if (clist->selection_mode == GTK_SELECTION_EXTENDED && clist->anchor >= 0) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); GTK_CTREE_ROW (node)->expanded = FALSE; level = GTK_CTREE_ROW (node)->level; if (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap) { gdk_pixmap_unref (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap); GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = NULL; if (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask) { gdk_pixmap_unref (GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask); GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = NULL; } } if (GTK_CTREE_ROW (node)->pixmap_closed) { GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->pixmap = gdk_pixmap_ref (GTK_CTREE_ROW (node)->pixmap_closed); if (GTK_CTREE_ROW (node)->mask_closed) GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->mask = gdk_pixmap_ref (GTK_CTREE_ROW (node)->mask_closed); } work = GTK_CTREE_ROW (node)->children; if (work) { gint tmp = 0; gint row; GList *list; while (work && GTK_CTREE_ROW (work)->level > level) { work = GTK_CTREE_NODE_NEXT (work); tmp++; } if (work) { list = (GList *)node; list->next = (GList *)work; list = (GList *)GTK_CTREE_NODE_PREV (work); list->next = NULL; list = (GList *)work; list->prev = (GList *)node; } else { list = (GList *)node; list->next = NULL; clist->row_list_end = (GList *)node; } if (gtk_ctree_is_viewable (ctree, node)) { row = g_list_position (clist->row_list, (GList *)node); if (row < clist->focus_row) clist->focus_row -= tmp; clist->rows -= tmp; if (!GTK_CLIST_FROZEN (ctree)) gtk_clist_thaw (clist); } } } static void set_cell_contents (GtkCList *clist, GtkCListRow *clist_row, gint column, GtkCellType type, const gchar *text, guint8 spacing, GdkPixmap *pixmap, GdkBitmap *mask) { GtkCTree *ctree; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); g_return_if_fail (clist_row != NULL); ctree = GTK_CTREE (clist); switch (clist_row->cell[column].type) { case GTK_CELL_EMPTY: break; case GTK_CELL_TEXT: g_free (GTK_CELL_TEXT (clist_row->cell[column])->text); break; case GTK_CELL_PIXMAP: gdk_pixmap_unref (GTK_CELL_PIXMAP (clist_row->cell[column])->pixmap); if (GTK_CELL_PIXMAP (clist_row->cell[column])->mask) gdk_bitmap_unref (GTK_CELL_PIXMAP (clist_row->cell[column])->mask); break; case GTK_CELL_PIXTEXT: if (GTK_CELL_PIXTEXT (clist_row->cell[column])->text) g_free (GTK_CELL_PIXTEXT (clist_row->cell[column])->text); if (GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap) { gdk_pixmap_unref (GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap); if (GTK_CELL_PIXTEXT (clist_row->cell[column])->mask) gdk_bitmap_unref (GTK_CELL_PIXTEXT (clist_row->cell[column])->mask); } break; case GTK_CELL_WIDGET: /* unimplimented */ break; default: break; } clist_row->cell[column].type = GTK_CELL_EMPTY; if (column == ctree->tree_column && type != GTK_CELL_EMPTY) type = GTK_CELL_PIXTEXT; switch (type) { case GTK_CELL_TEXT: if (text) { clist_row->cell[column].type = GTK_CELL_TEXT; GTK_CELL_TEXT (clist_row->cell[column])->text = g_strdup (text); } break; case GTK_CELL_PIXMAP: if (pixmap) { clist_row->cell[column].type = GTK_CELL_PIXMAP; GTK_CELL_PIXMAP (clist_row->cell[column])->pixmap = pixmap; /* We set the mask even if it is NULL */ GTK_CELL_PIXMAP (clist_row->cell[column])->mask = mask; } break; case GTK_CELL_PIXTEXT: if (column == ctree->tree_column) { clist_row->cell[column].type = GTK_CELL_PIXTEXT; GTK_CELL_PIXTEXT (clist_row->cell[column])->spacing = spacing; if (text) GTK_CELL_PIXTEXT (clist_row->cell[column])->text = g_strdup (text); else GTK_CELL_PIXTEXT (clist_row->cell[column])->text = NULL; if (pixmap) { GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap = pixmap; GTK_CELL_PIXTEXT (clist_row->cell[column])->mask = mask; } else { GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap = NULL; GTK_CELL_PIXTEXT (clist_row->cell[column])->mask = NULL; } } else if (text && pixmap) { clist_row->cell[column].type = GTK_CELL_PIXTEXT; GTK_CELL_PIXTEXT (clist_row->cell[column])->text = g_strdup (text); GTK_CELL_PIXTEXT (clist_row->cell[column])->spacing = spacing; GTK_CELL_PIXTEXT (clist_row->cell[column])->pixmap = pixmap; GTK_CELL_PIXTEXT (clist_row->cell[column])->mask = mask; } break; default: break; } } static void set_node_info (GtkCTree *ctree, GtkCTreeNode *node, const gchar *text, guint8 spacing, GdkPixmap *pixmap_closed, GdkBitmap *mask_closed, GdkPixmap *pixmap_opened, GdkBitmap *mask_opened, gboolean is_leaf, gboolean expanded) { if (GTK_CTREE_ROW (node)->pixmap_opened) { gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_opened); if (GTK_CTREE_ROW (node)->mask_opened) gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_opened); } if (GTK_CTREE_ROW (node)->pixmap_closed) { gdk_pixmap_unref (GTK_CTREE_ROW (node)->pixmap_closed); if (GTK_CTREE_ROW (node)->mask_closed) gdk_bitmap_unref (GTK_CTREE_ROW (node)->mask_closed); } GTK_CTREE_ROW (node)->pixmap_opened = NULL; GTK_CTREE_ROW (node)->mask_opened = NULL; GTK_CTREE_ROW (node)->pixmap_closed = NULL; GTK_CTREE_ROW (node)->mask_closed = NULL; if (pixmap_closed) { GTK_CTREE_ROW (node)->pixmap_closed = gdk_pixmap_ref (pixmap_closed); if (mask_closed) GTK_CTREE_ROW (node)->mask_closed = gdk_bitmap_ref (mask_closed); } if (pixmap_opened) { GTK_CTREE_ROW (node)->pixmap_opened = gdk_pixmap_ref (pixmap_opened); if (mask_opened) GTK_CTREE_ROW (node)->mask_opened = gdk_bitmap_ref (mask_opened); } GTK_CTREE_ROW (node)->is_leaf = is_leaf; GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded; if (GTK_CTREE_ROW (node)->expanded) gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column, text, spacing, pixmap_opened, mask_opened); else gtk_ctree_node_set_pixtext (ctree, node, ctree->tree_column, text, spacing, pixmap_closed, mask_closed); } static void tree_delete (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { GtkCList *clist; clist = GTK_CLIST (ctree); if (GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED) { GList *work; work = g_list_find (clist->selection, node); if (work) { if (clist->selection_end && clist->selection_end == work) clist->selection_end = clist->selection_end->prev; clist->selection = g_list_remove (clist->selection, node); } } row_delete (ctree, GTK_CTREE_ROW (node)); g_list_free_1 ((GList *)node); } static void tree_delete_row (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { row_delete (ctree, GTK_CTREE_ROW (node)); g_list_free_1 ((GList *)node); } static void tree_update_level (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (!node) return; if (GTK_CTREE_ROW (node)->parent) GTK_CTREE_ROW (node)->level = GTK_CTREE_ROW (GTK_CTREE_ROW (node)->parent)->level + 1; else GTK_CTREE_ROW (node)->level = 1; } static void tree_select (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (node && GTK_CTREE_ROW (node)->row.state != GTK_STATE_SELECTED && GTK_CTREE_ROW (node)->row.selectable) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_SELECT_ROW], node, -1); } static void tree_unselect (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (node && GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], node, -1); } static void tree_expand (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (node && !GTK_CTREE_ROW (node)->expanded) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_EXPAND], node); } static void tree_collapse (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (node && GTK_CTREE_ROW (node)->expanded) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_COLLAPSE], node); } static void tree_collapse_to_depth (GtkCTree *ctree, GtkCTreeNode *node, gint depth) { if (node && GTK_CTREE_ROW (node)->level == depth) gtk_ctree_collapse_recursive (ctree, node); } static void tree_toggle_expansion (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (!node) return; if (GTK_CTREE_ROW (node)->expanded) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_COLLAPSE], node); else gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_EXPAND], node); } static GtkCTreeRow * row_new (GtkCTree *ctree) { GtkCList *clist; GtkCTreeRow *ctree_row; int i; clist = GTK_CLIST (ctree); ctree_row = g_chunk_new (GtkCTreeRow, clist->row_mem_chunk); ctree_row->row.cell = g_chunk_new (GtkCell, clist->cell_mem_chunk); for (i = 0; i < clist->columns; i++) { ctree_row->row.cell[i].type = GTK_CELL_EMPTY; ctree_row->row.cell[i].vertical = 0; ctree_row->row.cell[i].horizontal = 0; } GTK_CELL_PIXTEXT (ctree_row->row.cell[ctree->tree_column])->text = NULL; ctree_row->row.fg_set = FALSE; ctree_row->row.bg_set = FALSE; ctree_row->row.selectable = TRUE; ctree_row->row.state = GTK_STATE_NORMAL; ctree_row->row.data = NULL; ctree_row->row.destroy = NULL; ctree_row->level = 0; ctree_row->expanded = FALSE; ctree_row->parent = NULL; ctree_row->sibling = NULL; ctree_row->children = NULL; ctree_row->pixmap_closed = NULL; ctree_row->mask_closed = NULL; ctree_row->pixmap_opened = NULL; ctree_row->mask_opened = NULL; return ctree_row; } static void row_delete (GtkCTree *ctree, GtkCTreeRow *ctree_row) { GtkCList *clist; gint i; clist = GTK_CLIST (ctree); for (i = 0; i < clist->columns; i++) GTK_CLIST_CLASS_FW (clist)->set_cell_contents (clist, &(ctree_row->row), i, GTK_CELL_EMPTY, NULL, 0, NULL, NULL); if (ctree_row->pixmap_closed) { gdk_pixmap_unref (ctree_row->pixmap_closed); if (ctree_row->mask_closed) gdk_bitmap_unref (ctree_row->mask_closed); } if (ctree_row->pixmap_opened) { gdk_pixmap_unref (ctree_row->pixmap_opened); if (ctree_row->mask_opened) gdk_bitmap_unref (ctree_row->mask_opened); } if (ctree_row->row.destroy) ctree_row->row.destroy (ctree_row->row.data); g_mem_chunk_free (clist->cell_mem_chunk, ctree_row->row.cell); g_mem_chunk_free (clist->row_mem_chunk, ctree_row); } static void real_select_row (GtkCList *clist, gint row, gint column, GdkEvent *event) { GList *node; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); if ((node = g_list_nth (clist->row_list, row)) && GTK_CTREE_ROW (node)->row.selectable) gtk_signal_emit (GTK_OBJECT (clist), ctree_signals[TREE_SELECT_ROW], node, column); } static void real_unselect_row (GtkCList *clist, gint row, gint column, GdkEvent *event) { GList *node; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); if ((node = g_list_nth (clist->row_list, row))) gtk_signal_emit (GTK_OBJECT (clist), ctree_signals[TREE_UNSELECT_ROW], node, column); } static void real_tree_select (GtkCTree *ctree, GtkCTreeNode *node, gint column) { GtkCList *clist; GList *list; GtkCTreeNode *sel_row; gboolean node_selected; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (!node || GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED || !GTK_CTREE_ROW (node)->row.selectable) return; clist = GTK_CLIST (ctree); switch (clist->selection_mode) { case GTK_SELECTION_SINGLE: case GTK_SELECTION_BROWSE: node_selected = FALSE; list = clist->selection; while (list) { sel_row = list->data; list = list->next; if (node == sel_row) node_selected = TRUE; else gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], sel_row, column); } if (node_selected) return; default: break; } GTK_CTREE_ROW (node)->row.state = GTK_STATE_SELECTED; if (!clist->selection) { clist->selection = g_list_append (clist->selection, node); clist->selection_end = clist->selection; } else clist->selection_end = g_list_append (clist->selection_end, node)->next; tree_draw_node (ctree, node); } static void real_tree_unselect (GtkCTree *ctree, GtkCTreeNode *node, gint column) { GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (!node || GTK_CTREE_ROW (node)->row.state != GTK_STATE_SELECTED) return; clist = GTK_CLIST (ctree); if (clist->selection_end && clist->selection_end->data == node) clist->selection_end = clist->selection_end->prev; clist->selection = g_list_remove (clist->selection, node); GTK_CTREE_ROW (node)->row.state = GTK_STATE_NORMAL; tree_draw_node (ctree, node); } static void tree_toggle_selection (GtkCTree *ctree, GtkCTreeNode *node, gint column) { GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); switch (clist->selection_mode) { case GTK_SELECTION_SINGLE: case GTK_SELECTION_MULTIPLE: if (node && GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], node, column); else if (node && GTK_CTREE_ROW (node)->row.selectable) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_SELECT_ROW], node, column); break; case GTK_SELECTION_BROWSE: if (node && GTK_CTREE_ROW (node)->row.state == GTK_STATE_NORMAL && GTK_CTREE_ROW (node)->row.selectable) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_SELECT_ROW], node, column); break; case GTK_SELECTION_EXTENDED: break; } } static void select_row_recursive (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { if (!node || GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED || !GTK_CTREE_ROW (node)->row.selectable) return; GTK_CLIST (ctree)->undo_unselection = g_list_prepend (GTK_CLIST (ctree)->undo_unselection, node); gtk_ctree_select (ctree, node); } static void real_select_all (GtkCList *clist) { GtkCTree *ctree; GtkCTreeNode *node; gboolean thaw = FALSE; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); ctree = GTK_CTREE (clist); switch (clist->selection_mode) { case GTK_SELECTION_SINGLE: case GTK_SELECTION_BROWSE: return; case GTK_SELECTION_EXTENDED: if (!GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; clist->anchor_state = GTK_STATE_SELECTED; clist->anchor = -1; clist->drag_pos = -1; clist->undo_anchor = clist->focus_row; for (node = GTK_CTREE_NODE (clist->row_list); node; node = GTK_CTREE_NODE_NEXT (node)) gtk_ctree_pre_recursive (ctree, node, select_row_recursive, NULL); if (thaw) gtk_clist_thaw (clist); break; case GTK_SELECTION_MULTIPLE: gtk_ctree_select_recursive (ctree, NULL); break;; } } static void real_unselect_all (GtkCList *clist) { GtkCTree *ctree; GtkCTreeNode *node; GList *list; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); ctree = GTK_CTREE (clist); switch (clist->selection_mode) { case GTK_SELECTION_BROWSE: if (clist->focus_row >= 0) { gtk_ctree_select (ctree, GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row))); return; } break; case GTK_SELECTION_EXTENDED: g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; clist->anchor = -1; clist->drag_pos = -1; clist->undo_anchor = clist->focus_row; break; default: break; } list = clist->selection; while (list) { node = list->data; list = list->next; gtk_ctree_unselect (ctree, node); } } static gboolean ctree_is_hot_spot (GtkCTree *ctree, GtkCTreeNode *node, gint row, gint x, gint y) { GtkCTreeRow *tree_row; GtkCList *clist; GtkCellPixText *cell; gint xl; gint yu; g_return_val_if_fail (ctree != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (ctree), FALSE); g_return_val_if_fail (node != NULL, FALSE); tree_row = GTK_CTREE_ROW (node); clist = GTK_CLIST (ctree); if (!clist->column[ctree->tree_column].visible) return FALSE; cell = GTK_CELL_PIXTEXT(tree_row->row.cell[ctree->tree_column]); yu = ROW_TOP_YPIXEL (clist, row) + (clist->row_height - PM_SIZE) / 2; if (clist->column[ctree->tree_column].justification == GTK_JUSTIFY_RIGHT) { xl = clist->column[ctree->tree_column].area.x + clist->column[ctree->tree_column].area.width + clist->hoffset /*+ cell->horizontal +*/ - (tree_row->level - 1) * ctree->tree_indent - PM_SIZE - 1 - (ctree->line_style == GTK_CTREE_LINES_TABBED) * ((PM_SIZE / 2) + 1); } else { xl = clist->column[ctree->tree_column].area.x + clist->hoffset + cell->horizontal + (tree_row->level - 1) * ctree->tree_indent + (ctree->line_style == GTK_CTREE_LINES_TABBED) * ((PM_SIZE / 2) + 2); } return (x >= xl && x <= xl + PM_SIZE && y >= yu && y <= yu + PM_SIZE); } /*********************************************************** *********************************************************** *** Public interface *** *********************************************************** ***********************************************************/ /*********************************************************** * Creation, insertion, deletion * ***********************************************************/ void gtk_ctree_construct (GtkCTree *ctree, gint columns, gint tree_column, gchar *titles[]) { GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (GTK_CLIST_CONSTRUCTED (ctree) == FALSE); clist = GTK_CLIST (ctree); clist->row_mem_chunk = g_mem_chunk_new ("ctree row mem chunk", sizeof (GtkCTreeRow), sizeof (GtkCTreeRow) * CLIST_OPTIMUM_SIZE, G_ALLOC_AND_FREE); clist->cell_mem_chunk = g_mem_chunk_new ("ctree cell mem chunk", sizeof (GtkCell) * columns, sizeof (GtkCell) * columns * CLIST_OPTIMUM_SIZE, G_ALLOC_AND_FREE); ctree->tree_column = tree_column; gtk_clist_construct (clist, columns, titles); } GtkWidget * gtk_ctree_new_with_titles (gint columns, gint tree_column, gchar *titles[]) { GtkWidget *widget; g_return_val_if_fail (columns > 0, NULL); g_return_val_if_fail (tree_column >= 0 && tree_column < columns, NULL); widget = gtk_type_new (GTK_TYPE_CTREE); gtk_ctree_construct (GTK_CTREE (widget), columns, tree_column, titles); return widget; } GtkWidget * gtk_ctree_new (gint columns, gint tree_column) { return gtk_ctree_new_with_titles (columns, tree_column, NULL); } static gint real_insert_row (GtkCList *clist, gint row, gchar *text[]) { GtkCTreeNode *parent = NULL; GtkCTreeNode *sibling; GtkCTreeNode *node; g_return_val_if_fail (clist != NULL, -1); g_return_val_if_fail (GTK_IS_CTREE (clist), -1); sibling = GTK_CTREE_NODE (g_list_nth (clist->row_list, row)); if (sibling) parent = GTK_CTREE_ROW (sibling)->parent; node = gtk_ctree_insert_node (GTK_CTREE (clist), parent, sibling, text, 5, NULL, NULL, NULL, NULL, TRUE, FALSE); if (GTK_CLIST_AUTO_SORT (clist) || !sibling) return g_list_position (clist->row_list, (GList *) node); return row; } GtkCTreeNode * gtk_ctree_insert_node (GtkCTree *ctree, GtkCTreeNode *parent, GtkCTreeNode *sibling, gchar *text[], guint8 spacing, GdkPixmap *pixmap_closed, GdkBitmap *mask_closed, GdkPixmap *pixmap_opened, GdkBitmap *mask_opened, gboolean is_leaf, gboolean expanded) { GtkCList *clist; GtkCTreeRow *new_row; GtkCTreeNode *node; GList *list; gint i; g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); if (sibling) g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL); if (parent && GTK_CTREE_ROW (parent)->is_leaf) return NULL; clist = GTK_CLIST (ctree); /* create the row */ new_row = row_new (ctree); list = g_list_alloc (); list->data = new_row; node = GTK_CTREE_NODE (list); if (text) for (i = 0; i < clist->columns; i++) if (text[i] && i != ctree->tree_column) GTK_CLIST_CLASS_FW (clist)->set_cell_contents (clist, &(new_row->row), i, GTK_CELL_TEXT, text[i], 0, NULL, NULL); set_node_info (ctree, node, text ? text[ctree->tree_column] : NULL, spacing, pixmap_closed, mask_closed, pixmap_opened, mask_opened, is_leaf, expanded); /* sorted insertion */ if (GTK_CLIST_AUTO_SORT (clist)) { if (parent) sibling = GTK_CTREE_ROW (parent)->children; else sibling = GTK_CTREE_NODE (clist->row_list); while (sibling && clist->compare (clist, GTK_CTREE_ROW (node), GTK_CTREE_ROW (sibling)) > 0) sibling = GTK_CTREE_ROW (sibling)->sibling; } gtk_ctree_link (ctree, node, parent, sibling, TRUE); if (!GTK_CLIST_FROZEN (clist)) gtk_clist_thaw (clist); return node; } GtkCTreeNode * gtk_ctree_insert_gnode (GtkCTree *ctree, GtkCTreeNode *parent, GtkCTreeNode *sibling, GNode *gnode, GtkCTreeGNodeFunc func, gpointer data) { GtkCList *clist; GtkCTreeNode *cnode = NULL; GtkCTreeNode *child = NULL; GtkCTreeNode *new_child; GList *list; gboolean thaw; GNode *work; guint depth = 1; g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); g_return_val_if_fail (gnode != NULL, NULL); g_return_val_if_fail (func != NULL, NULL); if (sibling) g_return_val_if_fail (GTK_CTREE_ROW (sibling)->parent == parent, NULL); clist = GTK_CLIST (ctree); if (parent) depth = GTK_CTREE_ROW (parent)->level + 1; list = g_list_alloc (); list->data = row_new (ctree); cnode = GTK_CTREE_NODE (list); thaw = !GTK_CLIST_FROZEN (clist); if (thaw) gtk_clist_freeze (clist); set_node_info (ctree, cnode, "", 0, NULL, NULL, NULL, NULL, TRUE, FALSE); if (!func (ctree, depth, gnode, cnode, data)) { tree_delete_row (ctree, cnode, NULL); return NULL; } if (GTK_CLIST_AUTO_SORT (clist)) { if (parent) sibling = GTK_CTREE_ROW (parent)->children; else sibling = GTK_CTREE_NODE (clist->row_list); while (sibling && clist->compare (clist, GTK_CTREE_ROW (cnode), GTK_CTREE_ROW (sibling)) > 0) sibling = GTK_CTREE_ROW (sibling)->sibling; } gtk_ctree_link (ctree, cnode, parent, sibling, TRUE); for (work = g_node_last_child (gnode); work; work = work->prev) { new_child = gtk_ctree_insert_gnode (ctree, cnode, child, work, func, data); if (new_child) child = new_child; } if (thaw) gtk_clist_thaw (clist); return cnode; } GNode * gtk_ctree_export_to_gnode (GtkCTree *ctree, GNode *parent, GNode *sibling, GtkCTreeNode *node, GtkCTreeGNodeFunc func, gpointer data) { GtkCTreeNode *work; GNode *gnode; GNode *new_sibling; gint depth; g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); g_return_val_if_fail (node != NULL, NULL); g_return_val_if_fail (func != NULL, NULL); if (sibling) { g_return_val_if_fail (parent != NULL, NULL); g_return_val_if_fail (sibling->parent == parent, NULL); } gnode = g_node_new (NULL); depth = g_node_depth (parent) + 1; if (!func (ctree, depth, gnode, node, data)) { g_node_destroy (gnode); return NULL; } if (parent) g_node_insert_before (parent, sibling, gnode); for (work = GTK_CTREE_ROW (node)->children, new_sibling = NULL; work; work = GTK_CTREE_NODE_NEXT (work)) { sibling = gtk_ctree_export_to_gnode (ctree, gnode, new_sibling, work, func, data); if (sibling) new_sibling = sibling; } g_node_reverse_children (gnode); return gnode; } static void real_remove_row (GtkCList *clist, gint row) { GtkCTreeNode *node; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); node = GTK_CTREE_NODE (g_list_nth (clist->row_list, row)); if (node) gtk_ctree_remove_node (GTK_CTREE (clist), node); } void gtk_ctree_remove_node (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if (!GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } if (node) { gtk_ctree_unlink (ctree, node, TRUE); gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_delete), NULL); } else gtk_clist_clear (clist); if (thaw) gtk_clist_thaw (clist); } static void real_clear (GtkCList *clist) { GtkCTree *ctree; GtkCTreeNode *work; GtkCTreeNode *ptr; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); ctree = GTK_CTREE (clist); ctree->drag_row = -1; ctree->drag_rect = FALSE; ctree->in_drag = FALSE; ctree->drag_source = NULL; ctree->drag_target = NULL; ctree->drag_icon = NULL; /* remove all the rows */ work = GTK_CTREE_NODE (clist->row_list); clist->row_list = NULL; clist->row_list_end = NULL; while (work) { ptr = work; work = GTK_CTREE_ROW (work)->sibling; gtk_ctree_post_recursive (ctree, ptr, GTK_CTREE_FUNC (tree_delete_row), NULL); } (parent_class->clear) (clist); } /*********************************************************** * Generic recursive functions, querying / finding tree * * information * ***********************************************************/ void gtk_ctree_post_recursive (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeFunc func, gpointer data) { GtkCTreeNode *work; GtkCTreeNode *tmp; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (func != NULL); if (node) work = GTK_CTREE_ROW (node)->children; else work = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (work) { tmp = GTK_CTREE_ROW (work)->sibling; gtk_ctree_post_recursive (ctree, work, func, data); work = tmp; } if (node) func (ctree, node, data); } void gtk_ctree_post_recursive_to_depth (GtkCTree *ctree, GtkCTreeNode *node, gint depth, GtkCTreeFunc func, gpointer data) { GtkCTreeNode *work; GtkCTreeNode *tmp; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (func != NULL); if (depth < 0) { gtk_ctree_post_recursive (ctree, node, func, data); return; } if (node) work = GTK_CTREE_ROW (node)->children; else work = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); if (work && GTK_CTREE_ROW (work)->level <= depth) { while (work) { tmp = GTK_CTREE_ROW (work)->sibling; gtk_ctree_post_recursive_to_depth (ctree, work, depth, func, data); work = tmp; } } if (node && GTK_CTREE_ROW (node)->level <= depth) func (ctree, node, data); } void gtk_ctree_pre_recursive (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeFunc func, gpointer data) { GtkCTreeNode *work; GtkCTreeNode *tmp; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (func != NULL); if (node) { work = GTK_CTREE_ROW (node)->children; func (ctree, node, data); } else work = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (work) { tmp = GTK_CTREE_ROW (work)->sibling; gtk_ctree_pre_recursive (ctree, work, func, data); work = tmp; } } void gtk_ctree_pre_recursive_to_depth (GtkCTree *ctree, GtkCTreeNode *node, gint depth, GtkCTreeFunc func, gpointer data) { GtkCTreeNode *work; GtkCTreeNode *tmp; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (func != NULL); if (depth < 0) { gtk_ctree_pre_recursive (ctree, node, func, data); return; } if (node) { work = GTK_CTREE_ROW (node)->children; if (GTK_CTREE_ROW (node)->level <= depth) func (ctree, node, data); } else work = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); if (work && GTK_CTREE_ROW (work)->level <= depth) { while (work) { tmp = GTK_CTREE_ROW (work)->sibling; gtk_ctree_pre_recursive_to_depth (ctree, work, depth, func, data); work = tmp; } } } gboolean gtk_ctree_is_viewable (GtkCTree *ctree, GtkCTreeNode *node) { GtkCTreeRow *work; g_return_val_if_fail (ctree != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (ctree), FALSE); g_return_val_if_fail (node != NULL, FALSE); work = GTK_CTREE_ROW (node); while (work->parent && GTK_CTREE_ROW (work->parent)->expanded) work = GTK_CTREE_ROW (work->parent); if (!work->parent) return TRUE; return FALSE; } GtkCTreeNode * gtk_ctree_last (GtkCTree *ctree, GtkCTreeNode *node) { g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); if (!node) return NULL; while (GTK_CTREE_ROW (node)->sibling) node = GTK_CTREE_ROW (node)->sibling; if (GTK_CTREE_ROW (node)->children) return gtk_ctree_last (ctree, GTK_CTREE_ROW (node)->children); return node; } GtkCTreeNode * gtk_ctree_find_node_ptr (GtkCTree *ctree, GtkCTreeRow *ctree_row) { GtkCTreeNode *node; g_return_val_if_fail (ctree != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (ctree), FALSE); g_return_val_if_fail (ctree_row != NULL, FALSE); if (ctree_row->parent) node = GTK_CTREE_ROW(ctree_row->parent)->children; else node = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (GTK_CTREE_ROW (node) != ctree_row) node = GTK_CTREE_ROW (node)->sibling; return node; } gboolean gtk_ctree_find (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *child) { if (!child) return FALSE; if (!node) node = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (node) { if (node == child) return TRUE; if (GTK_CTREE_ROW (node)->children) { if (gtk_ctree_find (ctree, GTK_CTREE_ROW (node)->children, child)) return TRUE; } node = GTK_CTREE_ROW (node)->sibling; } return FALSE; } gboolean gtk_ctree_is_ancestor (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *child) { g_return_val_if_fail (node != NULL, FALSE); return gtk_ctree_find (ctree, GTK_CTREE_ROW (node)->children, child); } GtkCTreeNode * gtk_ctree_find_by_row_data (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { GtkCTreeNode *work; if (!node) node = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (node) { if (GTK_CTREE_ROW (node)->row.data == data) return node; if (GTK_CTREE_ROW (node)->children && (work = gtk_ctree_find_by_row_data (ctree, GTK_CTREE_ROW (node)->children, data))) return work; node = GTK_CTREE_ROW (node)->sibling; } return NULL; } GList * gtk_ctree_find_all_by_row_data (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { GList *list = NULL; g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); /* if node == NULL then look in the whole tree */ if (!node) node = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (node) { if (GTK_CTREE_ROW (node)->row.data == data) list = g_list_append (list, node); if (GTK_CTREE_ROW (node)->children) { GList *sub_list; sub_list = gtk_ctree_find_all_by_row_data (ctree, GTK_CTREE_ROW (node)->children, data); list = g_list_concat (list, sub_list); } node = GTK_CTREE_ROW (node)->sibling; } return list; } GtkCTreeNode * gtk_ctree_find_by_row_data_custom (GtkCTree *ctree, GtkCTreeNode *node, gpointer data, GCompareFunc func) { GtkCTreeNode *work; g_return_val_if_fail (func != NULL, NULL); if (!node) node = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (node) { if (!func (GTK_CTREE_ROW (node)->row.data, data)) return node; if (GTK_CTREE_ROW (node)->children && (work = gtk_ctree_find_by_row_data_custom (ctree, GTK_CTREE_ROW (node)->children, data, func))) return work; node = GTK_CTREE_ROW (node)->sibling; } return NULL; } GList * gtk_ctree_find_all_by_row_data_custom (GtkCTree *ctree, GtkCTreeNode *node, gpointer data, GCompareFunc func) { GList *list = NULL; g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); g_return_val_if_fail (func != NULL, NULL); /* if node == NULL then look in the whole tree */ if (!node) node = GTK_CTREE_NODE (GTK_CLIST (ctree)->row_list); while (node) { if (!func (GTK_CTREE_ROW (node)->row.data, data)) list = g_list_append (list, node); if (GTK_CTREE_ROW (node)->children) { GList *sub_list; sub_list = gtk_ctree_find_all_by_row_data_custom (ctree, GTK_CTREE_ROW (node)->children, data, func); list = g_list_concat (list, sub_list); } node = GTK_CTREE_ROW (node)->sibling; } return list; } gboolean gtk_ctree_is_hot_spot (GtkCTree *ctree, gint x, gint y) { GtkCTreeNode *node; gint column; gint row; g_return_val_if_fail (ctree != NULL, FALSE); g_return_val_if_fail (GTK_IS_CTREE (ctree), FALSE); if (gtk_clist_get_selection_info (GTK_CLIST (ctree), x, y, &row, &column)) if ((node = GTK_CTREE_NODE(g_list_nth (GTK_CLIST (ctree)->row_list, row)))) return ctree_is_hot_spot (ctree, node, row, x, y); return FALSE; } /*********************************************************** * Tree signals : move, expand, collapse, (un)select * ***********************************************************/ void gtk_ctree_move (GtkCTree *ctree, GtkCTreeNode *node, GtkCTreeNode *new_parent, GtkCTreeNode *new_sibling) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_MOVE], node, new_parent, new_sibling); } void gtk_ctree_expand (GtkCTree *ctree, GtkCTreeNode *node) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (GTK_CTREE_ROW (node)->is_leaf) return; gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_EXPAND], node); } void gtk_ctree_expand_recursive (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if (node && GTK_CTREE_ROW (node)->is_leaf) return; if (((node && gtk_ctree_is_viewable (ctree, node)) || !node) && !GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_expand), NULL); if (thaw) gtk_clist_thaw (clist); } void gtk_ctree_expand_to_depth (GtkCTree *ctree, GtkCTreeNode *node, gint depth) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if (node && GTK_CTREE_ROW (node)->is_leaf) return; if (((node && gtk_ctree_is_viewable (ctree, node)) || !node) && !GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } gtk_ctree_post_recursive_to_depth (ctree, node, depth, GTK_CTREE_FUNC (tree_expand), NULL); if (thaw) gtk_clist_thaw (clist); } void gtk_ctree_collapse (GtkCTree *ctree, GtkCTreeNode *node) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (GTK_CTREE_ROW (node)->is_leaf) return; gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_COLLAPSE], node); } void gtk_ctree_collapse_recursive (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (node && GTK_CTREE_ROW (node)->is_leaf) return; clist = GTK_CLIST (ctree); if (((node && gtk_ctree_is_viewable (ctree, node)) || !node) && !GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_collapse), NULL); if (thaw) gtk_clist_thaw (clist); } void gtk_ctree_collapse_to_depth (GtkCTree *ctree, GtkCTreeNode *node, gint depth) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (node && GTK_CTREE_ROW (node)->is_leaf) return; clist = GTK_CLIST (ctree); if (((node && gtk_ctree_is_viewable (ctree, node)) || !node) && !GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } gtk_ctree_post_recursive_to_depth (ctree, node, depth, GTK_CTREE_FUNC (tree_collapse_to_depth), GINT_TO_POINTER (depth)); if (thaw) gtk_clist_thaw (clist); } void gtk_ctree_toggle_expansion (GtkCTree *ctree, GtkCTreeNode *node) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (GTK_CTREE_ROW (node)->is_leaf) return; tree_toggle_expansion (ctree, node, NULL); } void gtk_ctree_toggle_expansion_recursive (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (node && GTK_CTREE_ROW (node)->is_leaf) return; clist = GTK_CLIST (ctree); if (((node && gtk_ctree_is_viewable (ctree, node)) || !node) && !GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_toggle_expansion), NULL); if (thaw) gtk_clist_thaw (clist); } void gtk_ctree_select (GtkCTree *ctree, GtkCTreeNode *node) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (GTK_CTREE_ROW (node)->row.selectable) gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_SELECT_ROW], node, -1); } void gtk_ctree_unselect (GtkCTree *ctree, GtkCTreeNode *node) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); gtk_signal_emit (GTK_OBJECT (ctree), ctree_signals[TREE_UNSELECT_ROW], node, -1); } void gtk_ctree_select_recursive (GtkCTree *ctree, GtkCTreeNode *node) { gtk_ctree_real_select_recursive (ctree, node, TRUE); } void gtk_ctree_unselect_recursive (GtkCTree *ctree, GtkCTreeNode *node) { gtk_ctree_real_select_recursive (ctree, node, FALSE); } void gtk_ctree_real_select_recursive (GtkCTree *ctree, GtkCTreeNode *node, gint state) { GtkCList *clist; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if ((state && (clist->selection_mode == GTK_SELECTION_BROWSE || clist->selection_mode == GTK_SELECTION_SINGLE)) || (!state && clist->selection_mode == GTK_SELECTION_BROWSE)) return; if (((node && gtk_ctree_is_viewable (ctree, node)) || !node) && !GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } if (clist->selection_mode == GTK_SELECTION_EXTENDED) { if (clist->anchor != -1) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (state) gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_select), NULL); else gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_unselect), NULL); if (thaw) gtk_clist_thaw (clist); } /*********************************************************** * Analogons of GtkCList functions * ***********************************************************/ void gtk_ctree_node_set_text (GtkCTree *ctree, GtkCTreeNode *node, gint column, const gchar *text) { GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return; clist = GTK_CLIST (ctree); GTK_CLIST_CLASS_FW (clist)->set_cell_contents (clist, &(GTK_CTREE_ROW(node)->row), column, GTK_CELL_TEXT, text, 0, NULL, NULL); tree_draw_node (ctree, node); } void gtk_ctree_node_set_pixmap (GtkCTree *ctree, GtkCTreeNode *node, gint column, GdkPixmap *pixmap, GdkBitmap *mask) { GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); g_return_if_fail (pixmap != NULL); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return; gdk_pixmap_ref (pixmap); if (mask) gdk_pixmap_ref (mask); clist = GTK_CLIST (ctree); GTK_CLIST_CLASS_FW (clist)->set_cell_contents (clist, &(GTK_CTREE_ROW (node)->row), column, GTK_CELL_PIXMAP, NULL, 0, pixmap, mask); tree_draw_node (ctree, node); } void gtk_ctree_node_set_pixtext (GtkCTree *ctree, GtkCTreeNode *node, gint column, const gchar *text, guint8 spacing, GdkPixmap *pixmap, GdkBitmap *mask) { GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (column != ctree->tree_column) g_return_if_fail (pixmap != NULL); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return; clist = GTK_CLIST (ctree); if (pixmap) { gdk_pixmap_ref (pixmap); if (mask) gdk_pixmap_ref (mask); } GTK_CLIST_CLASS_FW (clist)->set_cell_contents (clist, &(GTK_CTREE_ROW (node)->row), column, GTK_CELL_PIXTEXT, text, spacing, pixmap, mask); tree_draw_node (ctree, node); } void gtk_ctree_set_node_info (GtkCTree *ctree, GtkCTreeNode *node, const gchar *text, guint8 spacing, GdkPixmap *pixmap_closed, GdkBitmap *mask_closed, GdkPixmap *pixmap_opened, GdkBitmap *mask_opened, gboolean is_leaf, gboolean expanded) { gboolean old_leaf; gboolean old_expanded; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); old_leaf = GTK_CTREE_ROW (node)->is_leaf; old_expanded = GTK_CTREE_ROW (node)->expanded; if (is_leaf && GTK_CTREE_ROW (node)->children) { GtkCTreeNode *work; GtkCTreeNode *ptr; work = GTK_CTREE_ROW (node)->children; while (work) { ptr = work; work = GTK_CTREE_ROW(work)->sibling; gtk_ctree_remove_node (ctree, ptr); } } set_node_info (ctree, node, text, spacing, pixmap_closed, mask_closed, pixmap_opened, mask_opened, is_leaf, expanded); if (!is_leaf && !old_leaf) { GTK_CTREE_ROW (node)->expanded = old_expanded; if (expanded && !old_expanded) gtk_ctree_expand (ctree, node); else if (!expanded && old_expanded) gtk_ctree_collapse (ctree, node); } GTK_CTREE_ROW (node)->expanded = (is_leaf) ? FALSE : expanded; tree_draw_node (ctree, node); } void gtk_ctree_node_set_shift (GtkCTree *ctree, GtkCTreeNode *node, gint column, gint vertical, gint horizontal) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return; GTK_CTREE_ROW (node)->row.cell[column].vertical = vertical; GTK_CTREE_ROW (node)->row.cell[column].horizontal = horizontal; tree_draw_node (ctree, node); } void gtk_ctree_node_set_selectable (GtkCTree *ctree, GtkCTreeNode *node, gboolean selectable) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (selectable == GTK_CTREE_ROW (node)->row.selectable) return; GTK_CTREE_ROW (node)->row.selectable = selectable; if (!selectable && GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED) { GtkCList *clist; clist = GTK_CLIST (ctree); if (clist->anchor >= 0 && clist->selection_mode == GTK_SELECTION_EXTENDED) { if ((gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_FOCUS (clist))) { GTK_CLIST_UNSET_FLAG (clist, CLIST_DRAG_SELECTION); gtk_grab_remove (GTK_WIDGET (clist)); gdk_pointer_ungrab (GDK_CURRENT_TIME); if (clist->htimer) { gtk_timeout_remove (clist->htimer); clist->htimer = 0; } if (clist->vtimer) { gtk_timeout_remove (clist->vtimer); clist->vtimer = 0; } } GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); } gtk_ctree_unselect (ctree, node); } } gboolean gtk_ctree_node_get_selectable (GtkCTree *ctree, GtkCTreeNode *node) { g_return_val_if_fail (node != NULL, FALSE); return GTK_CTREE_ROW (node)->row.selectable; } GtkCellType gtk_ctree_node_get_cell_type (GtkCTree *ctree, GtkCTreeNode *node, gint column) { g_return_val_if_fail (ctree != NULL, -1); g_return_val_if_fail (GTK_IS_CTREE (ctree), -1); g_return_val_if_fail (node != NULL, -1); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return -1; return GTK_CTREE_ROW (node)->row.cell[column].type; } gint gtk_ctree_node_get_text (GtkCTree *ctree, GtkCTreeNode *node, gint column, gchar **text) { g_return_val_if_fail (ctree != NULL, 0); g_return_val_if_fail (GTK_IS_CTREE (ctree), 0); g_return_val_if_fail (node != NULL, 0); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return 0; if (GTK_CTREE_ROW (node)->row.cell[column].type != GTK_CELL_TEXT) return 0; if (text) *text = GTK_CELL_TEXT (GTK_CTREE_ROW (node)->row.cell[column])->text; return 1; } gint gtk_ctree_node_get_pixmap (GtkCTree *ctree, GtkCTreeNode *node, gint column, GdkPixmap **pixmap, GdkBitmap **mask) { g_return_val_if_fail (ctree != NULL, 0); g_return_val_if_fail (GTK_IS_CTREE (ctree), 0); g_return_val_if_fail (node != NULL, 0); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return 0; if (GTK_CTREE_ROW (node)->row.cell[column].type != GTK_CELL_PIXMAP) return 0; if (pixmap) *pixmap = GTK_CELL_PIXMAP (GTK_CTREE_ROW(node)->row.cell[column])->pixmap; if (mask) *mask = GTK_CELL_PIXMAP (GTK_CTREE_ROW (node)->row.cell[column])->mask; return 1; } gint gtk_ctree_node_get_pixtext (GtkCTree *ctree, GtkCTreeNode *node, gint column, gchar **text, guint8 *spacing, GdkPixmap **pixmap, GdkBitmap **mask) { g_return_val_if_fail (ctree != NULL, 0); g_return_val_if_fail (GTK_IS_CTREE (ctree), 0); g_return_val_if_fail (node != NULL, 0); if (column < 0 || column >= GTK_CLIST (ctree)->columns) return 0; if (GTK_CTREE_ROW (node)->row.cell[column].type != GTK_CELL_PIXTEXT) return 0; if (text) *text = GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[column])->text; if (spacing) *spacing = GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[column])->spacing; if (pixmap) *pixmap = GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[column])->pixmap; if (mask) *mask = GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[column])->mask; return 1; } gint gtk_ctree_get_node_info (GtkCTree *ctree, GtkCTreeNode *node, gchar **text, guint8 *spacing, GdkPixmap **pixmap_closed, GdkBitmap **mask_closed, GdkPixmap **pixmap_opened, GdkBitmap **mask_opened, gboolean *is_leaf, gboolean *expanded) { g_return_val_if_fail (ctree != NULL, 0); g_return_val_if_fail (GTK_IS_CTREE (ctree), 0); g_return_val_if_fail (node != NULL, 0); if (text) *text = GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->text; if (spacing) *spacing = GTK_CELL_PIXTEXT (GTK_CTREE_ROW (node)->row.cell[ctree->tree_column])->spacing; if (pixmap_closed) *pixmap_closed = GTK_CTREE_ROW (node)->pixmap_closed; if (mask_closed) *mask_closed = GTK_CTREE_ROW (node)->mask_closed; if (pixmap_opened) *pixmap_opened = GTK_CTREE_ROW (node)->pixmap_opened; if (mask_opened) *mask_opened = GTK_CTREE_ROW (node)->mask_opened; if (is_leaf) *is_leaf = GTK_CTREE_ROW (node)->is_leaf; if (expanded) *expanded = GTK_CTREE_ROW (node)->expanded; return 1; } void gtk_ctree_node_set_foreground (GtkCTree *ctree, GtkCTreeNode *node, GdkColor *color) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (color) { GTK_CTREE_ROW (node)->row.foreground = *color; GTK_CTREE_ROW (node)->row.fg_set = TRUE; } else GTK_CTREE_ROW (node)->row.fg_set = FALSE; tree_draw_node (ctree, node); } void gtk_ctree_node_set_background (GtkCTree *ctree, GtkCTreeNode *node, GdkColor *color) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (node != NULL); if (color) { GTK_CTREE_ROW (node)->row.background = *color; GTK_CTREE_ROW (node)->row.bg_set = TRUE; } else GTK_CTREE_ROW (node)->row.bg_set = FALSE; tree_draw_node (ctree, node); } void gtk_ctree_node_set_row_data (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { gtk_ctree_node_set_row_data_full (ctree, node, data, NULL); } void gtk_ctree_node_set_row_data_full (GtkCTree *ctree, GtkCTreeNode *node, gpointer data, GtkDestroyNotify destroy) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); GTK_CTREE_ROW (node)->row.data = data; GTK_CTREE_ROW (node)->row.destroy = destroy; } gpointer gtk_ctree_node_get_row_data (GtkCTree *ctree, GtkCTreeNode *node) { g_return_val_if_fail (ctree != NULL, NULL); g_return_val_if_fail (GTK_IS_CTREE (ctree), NULL); return node ? GTK_CTREE_ROW (node)->row.data : NULL; } void gtk_ctree_node_moveto (GtkCTree *ctree, GtkCTreeNode *node, gint column, gfloat row_align, gfloat col_align) { gint row = -1; GtkCList *clist; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); while (node && !gtk_ctree_is_viewable (ctree, node)) node = GTK_CTREE_ROW (node)->parent; if (node) row = g_list_position (clist->row_list, (GList *)node); gtk_clist_moveto (clist, row, column, row_align, col_align); } GtkVisibility gtk_ctree_node_is_visible (GtkCTree *ctree, GtkCTreeNode *node) { gint row; g_return_val_if_fail (ctree != NULL, 0); g_return_val_if_fail (node != NULL, 0); row = g_list_position (GTK_CLIST (ctree)->row_list, (GList*) node); return gtk_clist_row_is_visible (GTK_CLIST (ctree), row); } /*********************************************************** * GtkCTree specific functions * ***********************************************************/ void gtk_ctree_set_indent (GtkCTree *ctree, gint indent) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); g_return_if_fail (indent >= 0); if (indent != ctree->tree_indent) { ctree->tree_indent = indent; if (!GTK_CLIST_FROZEN (ctree)) gtk_clist_thaw (GTK_CLIST (ctree)); } } void gtk_ctree_show_stub (GtkCTree *ctree, gboolean show_stub) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); show_stub = show_stub != FALSE; if (show_stub != ctree->show_stub) { GtkCList *clist; clist = GTK_CLIST (ctree); ctree->show_stub = show_stub; if (!GTK_CLIST_FROZEN (clist) && clist->rows && gtk_clist_row_is_visible (clist, 0) != GTK_VISIBILITY_NONE) GTK_CLIST_CLASS_FW (clist)->draw_row (clist, NULL, 0, GTK_CLIST_ROW (clist->row_list)); } } void gtk_ctree_set_reorderable (GtkCTree *ctree, gboolean reorderable) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); ctree->reorderable = reorderable; } void gtk_ctree_set_use_drag_icons (GtkCTree *ctree, gboolean use_icons) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (ctree->use_icons == (use_icons != 0)) return; ctree->use_icons = (use_icons != 0); } void gtk_ctree_set_line_style (GtkCTree *ctree, GtkCTreeLineStyle line_style) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (line_style != ctree->line_style) { ctree->line_style = line_style; if (!GTK_WIDGET_REALIZED (ctree)) return; switch (line_style) { case GTK_CTREE_LINES_SOLID: if (GTK_WIDGET_REALIZED (ctree)) gdk_gc_set_line_attributes (ctree->lines_gc, 1, GDK_LINE_SOLID, None, None); break; case GTK_CTREE_LINES_DOTTED: if (GTK_WIDGET_REALIZED (ctree)) gdk_gc_set_line_attributes (ctree->lines_gc, 1, GDK_LINE_ON_OFF_DASH, None, None); gdk_gc_set_dashes (ctree->lines_gc, 0, "\1\1", 2); break; case GTK_CTREE_LINES_TABBED: if (GTK_WIDGET_REALIZED (ctree)) gdk_gc_set_line_attributes (ctree->lines_gc, 1, GDK_LINE_SOLID, None, None); break; case GTK_CTREE_LINES_NONE: break; default: return; } if (!GTK_CLIST_FROZEN (ctree)) gtk_clist_thaw (GTK_CLIST (ctree)); } } /*********************************************************** * Tree sorting functions * ***********************************************************/ static void tree_sort (GtkCTree *ctree, GtkCTreeNode *node, gpointer data) { GtkCTreeNode *list_start; GtkCTreeNode *cmp; GtkCTreeNode *work; GtkCList *clist; clist = GTK_CLIST (ctree); if (node) list_start = GTK_CTREE_ROW (node)->children; else list_start = GTK_CTREE_NODE (clist->row_list); while (list_start) { cmp = list_start; work = GTK_CTREE_ROW (cmp)->sibling; while (work) { if (clist->sort_type == GTK_SORT_ASCENDING) { if (clist->compare (clist, GTK_CTREE_ROW (work), GTK_CTREE_ROW (cmp)) < 0) cmp = work; } else { if (clist->compare (clist, GTK_CTREE_ROW (work), GTK_CTREE_ROW (cmp)) > 0) cmp = work; } work = GTK_CTREE_ROW (work)->sibling; } if (cmp == list_start) list_start = GTK_CTREE_ROW (cmp)->sibling; else { gtk_ctree_unlink (ctree, cmp, FALSE); gtk_ctree_link (ctree, cmp, node, list_start, FALSE); } } } void gtk_ctree_sort_recursive (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; GtkCTreeNode *focus_node = NULL; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if (!GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } if (clist->selection_mode == GTK_SELECTION_EXTENDED) { if (clist->anchor != -1) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (!node || (node && gtk_ctree_is_viewable (ctree, node))) focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row)); gtk_ctree_post_recursive (ctree, node, GTK_CTREE_FUNC (tree_sort), NULL); if (!node) tree_sort (ctree, NULL, NULL); if (focus_node) { clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node); clist->undo_anchor = clist->focus_row; } if (thaw) gtk_clist_thaw (clist); } static void real_sort_list (GtkCList *clist) { gtk_ctree_sort_recursive (GTK_CTREE (clist), NULL); } void gtk_ctree_sort_node (GtkCTree *ctree, GtkCTreeNode *node) { GtkCList *clist; GtkCTreeNode *focus_node = NULL; gboolean thaw = FALSE; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); clist = GTK_CLIST (ctree); if (!GTK_CLIST_FROZEN (clist)) { gtk_clist_freeze (clist); thaw = TRUE; } if (clist->selection_mode == GTK_SELECTION_EXTENDED) { if (clist->anchor != -1) GTK_CLIST_CLASS_FW (clist)->resync_selection (clist, NULL); g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; } if (!node || (node && gtk_ctree_is_viewable (ctree, node))) focus_node = GTK_CTREE_NODE (g_list_nth (clist->row_list, clist->focus_row)); tree_sort (ctree, node, NULL); if (focus_node) { clist->focus_row = g_list_position (clist->row_list,(GList *)focus_node); clist->undo_anchor = clist->focus_row; } if (thaw) gtk_clist_thaw (clist); } /************************************************************************/ static void fake_unselect_all (GtkCList *clist, gint row) { GList *list; GList *focus_node = NULL; if (row >= 0 && (focus_node = g_list_nth (clist->row_list, row))) { if (GTK_CTREE_ROW (focus_node)->row.state == GTK_STATE_NORMAL && GTK_CTREE_ROW (focus_node)->row.selectable) { GTK_CTREE_ROW (focus_node)->row.state = GTK_STATE_SELECTED; if (!GTK_CLIST_FROZEN (clist) && gtk_clist_row_is_visible (clist, row) != GTK_VISIBILITY_NONE) GTK_CLIST_CLASS_FW (clist)->draw_row (clist, NULL, row, GTK_CLIST_ROW (focus_node)); } } clist->undo_selection = clist->selection; clist->selection = NULL; clist->selection_end = NULL; for (list = clist->undo_selection; list; list = list->next) { if (list->data == focus_node) continue; GTK_CTREE_ROW ((GList *)(list->data))->row.state = GTK_STATE_NORMAL; tree_draw_node (GTK_CTREE (clist), GTK_CTREE_NODE (list->data)); } } static GList * selection_find (GtkCList *clist, gint row_number, GList *row_list_element) { return g_list_find (clist->selection, row_list_element); } static void resync_selection (GtkCList *clist, GdkEvent *event) { GtkCTree *ctree; GList *list; GtkCTreeNode *node; gint i; gint e; gint row; gboolean thaw = FALSE; gboolean unselect; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); if (clist->anchor < 0) return; ctree = GTK_CTREE (clist); if (!GTK_CLIST_FROZEN (clist)) { GTK_CLIST_SET_FLAG (clist, CLIST_FROZEN); thaw = TRUE; } i = MIN (clist->anchor, clist->drag_pos); e = MAX (clist->anchor, clist->drag_pos); if (clist->undo_selection) { list = clist->selection; clist->selection = clist->undo_selection; clist->selection_end = g_list_last (clist->selection); clist->undo_selection = list; list = clist->selection; while (list) { node = list->data; list = list->next; unselect = TRUE; if (gtk_ctree_is_viewable (ctree, node)) { row = g_list_position (clist->row_list, (GList *)node); if (row >= i && row <= e) unselect = FALSE; } if (unselect && GTK_CTREE_ROW (node)->row.selectable) { GTK_CTREE_ROW (node)->row.state = GTK_STATE_SELECTED; gtk_ctree_unselect (ctree, node); clist->undo_selection = g_list_prepend (clist->undo_selection, node); } } } for (node = GTK_CTREE_NODE (g_list_nth (clist->row_list, i)); i <= e; i++, node = GTK_CTREE_NODE_NEXT (node)) if (GTK_CTREE_ROW (node)->row.selectable) { if (g_list_find (clist->selection, node)) { if (GTK_CTREE_ROW (node)->row.state == GTK_STATE_NORMAL) { GTK_CTREE_ROW (node)->row.state = GTK_STATE_SELECTED; gtk_ctree_unselect (ctree, node); clist->undo_selection = g_list_prepend (clist->undo_selection, node); } } else if (GTK_CTREE_ROW (node)->row.state == GTK_STATE_SELECTED) { GTK_CTREE_ROW (node)->row.state = GTK_STATE_NORMAL; clist->undo_unselection = g_list_prepend (clist->undo_unselection, node); } } for (list = clist->undo_unselection; list; list = list->next) gtk_ctree_select (ctree, list->data); clist->anchor = -1; clist->drag_pos = -1; if (thaw) GTK_CLIST_UNSET_FLAG (clist, CLIST_FROZEN); } static void real_undo_selection (GtkCList *clist) { GtkCTree *ctree; GList *work; g_return_if_fail (clist != NULL); g_return_if_fail (GTK_IS_CTREE (clist)); if (clist->selection_mode != GTK_SELECTION_EXTENDED) return; if (!(clist->undo_selection || clist->undo_unselection)) { gtk_clist_unselect_all (clist); return; } ctree = GTK_CTREE (clist); for (work = clist->undo_selection; work; work = work->next) if (GTK_CTREE_ROW (work->data)->row.selectable) gtk_ctree_select (ctree, GTK_CTREE_NODE (work->data)); for (work = clist->undo_unselection; work; work = work->next) if (GTK_CTREE_ROW (work->data)->row.selectable) gtk_ctree_unselect (ctree, GTK_CTREE_NODE (work->data)); if (GTK_WIDGET_HAS_FOCUS (clist) && clist->focus_row != clist->undo_anchor) { gtk_widget_draw_focus (GTK_WIDGET (clist)); clist->focus_row = clist->undo_anchor; gtk_widget_draw_focus (GTK_WIDGET (clist)); } else clist->focus_row = clist->undo_anchor; clist->undo_anchor = -1; g_list_free (clist->undo_selection); g_list_free (clist->undo_unselection); clist->undo_selection = NULL; clist->undo_unselection = NULL; if (ROW_TOP_YPIXEL (clist, clist->focus_row) + clist->row_height > clist->clist_window_height) gtk_clist_moveto (clist, clist->focus_row, -1, 1, 0); else if (ROW_TOP_YPIXEL (clist, clist->focus_row) < 0) gtk_clist_moveto (clist, clist->focus_row, -1, 0, 0); } void gtk_ctree_set_drag_compare_func (GtkCTree *ctree, GtkCTreeCompareDragFunc cmp_func) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); ctree->drag_compare = cmp_func; } static void set_mouse_cursor (GtkCTree *ctree, gboolean enable) { GdkCursor *cursor; g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (enable) cursor = gdk_cursor_new (GDK_LEFT_PTR); else cursor = gdk_cursor_new (GDK_CIRCLE); gdk_window_set_cursor (GTK_CLIST (ctree)->clist_window, cursor); gdk_cursor_destroy (cursor); } static void check_cursor (GtkCTree *ctree) { g_return_if_fail (ctree != NULL); g_return_if_fail (GTK_IS_CTREE (ctree)); if (!GTK_CTREE_ROW (ctree->drag_source)->children || !gtk_ctree_is_ancestor (ctree, ctree->drag_source, ctree->drag_target)) { if (ctree->insert_pos == GTK_CTREE_POS_AFTER) { if (GTK_CTREE_ROW (ctree->drag_target)->sibling != ctree->drag_source) set_mouse_cursor (ctree, (!ctree->drag_compare || ctree->drag_compare (ctree, ctree->drag_source, GTK_CTREE_ROW (ctree->drag_target)->parent, GTK_CTREE_ROW (ctree->drag_target)->sibling))); } else if (ctree->insert_pos == GTK_CTREE_POS_BEFORE) { if (GTK_CTREE_ROW (ctree->drag_source)->sibling != ctree->drag_target) set_mouse_cursor (ctree, (!ctree->drag_compare || ctree->drag_compare (ctree, ctree->drag_source, GTK_CTREE_ROW (ctree->drag_target)->parent, ctree->drag_target))); } else if (!GTK_CTREE_ROW (ctree->drag_target)->is_leaf) { if (GTK_CTREE_ROW (ctree->drag_target)->children != ctree->drag_source) set_mouse_cursor (ctree, (!ctree->drag_compare || ctree->drag_compare (ctree, ctree->drag_source, ctree->drag_target, GTK_CTREE_ROW (ctree->drag_target)->children))); } } else set_mouse_cursor(ctree, FALSE); }