/* * Motif Tools Library, Version 2.0 * $Id: LayoutGP.h,v 2.11 1994/07/04 03:03:50 david Exp $ * * Written by David Flanagan. * Copyright (c) 1992, 1993, 1994 by Dovetail Systems. * All Rights Reserved. See the file COPYRIGHT for details. * This is not free software. See the file SHAREWARE for details. * There is no warranty for this software. See NO_WARRANTY for details. */ #ifndef _XmtLayoutGP_h #define _XmtLayoutGP_h #include #include #include #include /* * Define an XmtLayoutGadget class as a subclass of Object. * Give it class and instance fields identical to RectObj, and * also (in a separate structure) a change_font method. * We'll be able to cast this to a RectObj or Widget for most uses, * but XtIsRectObj will return False, so Motif won't mess with it. * We'll still have to fake _XmConfigureObject() out to make it * think that it is a rectobj for that one case... * Or if _XmConfigureObject() is causing too many redraws, then * we can write our own version that doesn't need to be faked out. */ /* * The following definitions for LayoutGadget are modified from the * X11R5 source code mit/lib/Xt/RectObjP.h See XCOPYRIGHT for copyright info. */ /* these fields match CorePart and can not be changed */ typedef struct _XmtLayoutGadgetRectPart { Position x, y; /* rectangle position */ Dimension width, height; /* rectangle dimensions */ Dimension border_width; /* rectangle border width */ Boolean managed; /* is widget geometry managed? */ Boolean sensitive; /* is widget sensitive to user events*/ Boolean ancestor_sensitive; /* are all ancestors sensitive? */ }XmtLayoutGadgetRectPart; typedef struct _XmtLayoutGadgetRec { ObjectPart object; XmtLayoutGadgetRectPart rectangle; } XmtLayoutGadgetRec; /* these fields match CoreClassPart and can not be changed */ typedef struct _XmtLayoutGadgetRectClassPart { WidgetClass superclass; /* pointer to superclass ClassRec */ String class_name; /* widget resource class name */ Cardinal widget_size; /* size in bytes of widget record */ XtProc class_initialize; /* class initialization proc */ XtWidgetClassProc class_part_initialize; /* dynamic initialization */ XtEnum class_inited; /* has class been initialized? */ XtInitProc initialize; /* initialize subclass fields */ XtArgsProc initialize_hook; /* notify that initialize called */ XtProc rect1; /* NULL */ XtPointer rect2; /* NULL */ Cardinal rect3; /* NULL */ XtResourceList resources; /* resources for subclass fields */ Cardinal num_resources; /* number of entries in resources */ XrmClass xrm_class; /* resource class quarkified */ Boolean rect4; /* NULL */ Boolean rect5; /* NULL */ Boolean rect6; /* NULL */ Boolean rect7; /* NULL */ XtWidgetProc destroy; /* free data for subclass pointers */ XtWidgetProc resize; /* geom manager changed widget size */ XtExposeProc expose; /* rediplay rectangle */ XtSetValuesFunc set_values; /* set subclass resource values */ XtArgsFunc set_values_hook; /* notify that set_values called */ XtAlmostProc set_values_almost; /* set values almost for geometry */ XtArgsProc get_values_hook; /* notify that get_values called */ XtProc rect9; /* NULL */ XtVersionType version; /* version of intrinsics used */ XtPointer callback_private; /* list of callback offsets */ String rect10; /* NULL */ XtGeometryHandler query_geometry; /* return preferred geometry */ XtProc rect11; /* NULL */ XtPointer extension; /* pointer to extension record */ } XmtLayoutGadgetRectClassPart; typedef struct _XmtLayoutGadgetClassPart { XtWidgetProc change_font; /* method called when parent font changes */ } XmtLayoutGadgetClassPart; typedef struct _XmtLayoutGadgetClassRec { XmtLayoutGadgetRectClassPart rect_class; XmtLayoutGadgetClassPart layout_gadget_class; } XmtLayoutGadgetClassRec; externalref XmtLayoutGadgetClassRec xmtLayoutGadgetClassRec; typedef struct { XtPointer extension; } XmtLayoutEmptyClassPart; typedef struct _XmtLayoutBoxClassRec { XmtLayoutGadgetRectClassPart rect_class; XmtLayoutGadgetClassPart layout_gadget_class; XmtLayoutEmptyClassPart layout_box_class; } XmtLayoutBoxClassRec; externalref XmtLayoutBoxClassRec xmtLayoutBoxClassRec; typedef struct { /* resources */ unsigned char orientation; Pixel background; Boolean equal; unsigned char space_type; Dimension space; Dimension space_stretch; Dimension item_stretch; /* private */ GC gc; /* to draw our background color with */ int total_stretch, total_shrink; /* sum over all kids */ Dimension equal_size; /* size of elements of an "equal" box */ Dimension num_items; /* # of items in the box */ } XmtLayoutBoxPart; typedef struct _XmtLayoutBoxRec { ObjectPart object; XmtLayoutGadgetRectPart rectangle; XmtLayoutBoxPart layout_box; } XmtLayoutBoxRec; typedef struct _XmtLayoutStringClassRec { XmtLayoutGadgetRectClassPart rect_class; XmtLayoutGadgetClassPart layout_gadget_class; XmtLayoutEmptyClassPart layout_string_class; } XmtLayoutStringClassRec; externalref XmtLayoutStringClassRec xmtLayoutStringClassRec; typedef struct { /* resources */ String label; XmString label_string; Pixel foreground, background; /* private */ Dimension width, height; GC gc; } XmtLayoutStringPart; typedef struct _XmtLayoutStringRec { ObjectPart object; XmtLayoutGadgetRectPart rectangle; XmtLayoutStringPart layout_string; } XmtLayoutStringRec; typedef struct _XmtLayoutPixmapClassRec { XmtLayoutGadgetRectClassPart rect_class; XmtLayoutGadgetClassPart layout_gadget_class; XmtLayoutEmptyClassPart layout_pixmap_class; } XmtLayoutPixmapClassRec; externalref XmtLayoutPixmapClassRec xmtLayoutPixmapClassRec; typedef struct { /* resources */ Pixmap pixmap; Pixmap bitmap; Pixmap bitmask; Pixel foreground, background; /* private */ Dimension width, height, depth; GC gc; } XmtLayoutPixmapPart; typedef struct _XmtLayoutPixmapRec { ObjectPart object; XmtLayoutGadgetRectPart rectangle; XmtLayoutPixmapPart layout_pixmap; } XmtLayoutPixmapRec; typedef struct _XmtLayoutSeparatorClassRec { XmtLayoutGadgetRectClassPart rect_class; XmtLayoutGadgetClassPart layout_gadget_class; XmtLayoutEmptyClassPart layout_separator_class; } XmtLayoutSeparatorClassRec; externalref XmtLayoutSeparatorClassRec xmtLayoutSeparatorClassRec; typedef struct { /* resources */ unsigned char orientation; /* private */ } XmtLayoutSeparatorPart; typedef struct _XmtLayoutSeparatorRec { ObjectPart object; XmtLayoutGadgetRectPart rectangle; XmtLayoutSeparatorPart layout_separator; } XmtLayoutSeparatorRec; typedef struct _XmtLayoutSpaceClassRec { XmtLayoutGadgetRectClassPart rect_class; XmtLayoutGadgetClassPart layout_gadget_class; XmtLayoutEmptyClassPart layout_space_class; } XmtLayoutSpaceClassRec; externalref XmtLayoutSpaceClassRec xmtLayoutSpaceClassRec; typedef struct { /* resources */ /* private */ Boolean unused; } XmtLayoutSpacePart; typedef struct _XmtLayoutSpaceRec { ObjectPart object; XmtLayoutGadgetRectPart rectangle; XmtLayoutSpacePart layout_space; } XmtLayoutSpaceRec; #define _XmtRedisplayGadget(w, e, r)\ if (((XmtLayoutGadgetClass)XtClass(w))->rect_class.expose)\ ((*((XmtLayoutGadgetClass)XtClass(w))->rect_class.expose)((Widget)w, e, r)) #define _XmtCallChangeFontMethod(w)\ if (((XmtLayoutGadgetClass)XtClass(w))->layout_gadget_class.change_font)\ ((*((XmtLayoutGadgetClass)XtClass(w))->layout_gadget_class.change_font)(w)) #endif