#ifndef _XmpTableP_h #define _XmpTableP_h #include /* * SCCS_data: %Z% %M% %I% %E% %U% * * XmpTable - Forms-based composite widget/geometry manager derived from * Motif manager widgets. Class heirarchy: * Core * Composite * Constraint * XmManager * XmBulletinBoard * XmpTable * * Originally implemented by: * David Harrison * University of California, Berkeley * 1989 * * Many bug fixes and enhancements provided by * marbru@auto-trol.com Martin Brunecky * nazgul@alphalpha.com Kee Hinckley * pastor@PRC.Unisys.COM Jon A. Pastor * * Completely re-implemented by: * David.Smyth@SniAP.MchP.SNI.De */ #include #include #include #ifdef __cplusplus /* for C++ V2.0 */ extern "C" { #endif /* Method definitions **====================** No new methods. I can't imagine how anyone is going to sub-class THIS Widget, as the coupling between the behavior and the instance members is rather intense! */ /* Table Class Part: Information kept in class record **====================================================** */ typedef struct _XmpTableClassPart { caddr_t extension; } XmpTableClassPart; /* Class hierarchy **=================** */ typedef struct _XmpTableClassRec { CoreClassPart core_class; CompositeClassPart composite_class; ConstraintClassPart constraint_class; XmManagerClassPart manager_class; XmBulletinBoardClassPart bulletin_class; XmpTableClassPart table_class; } XmpTableClassRec; extern XmpTableClassRec xmpTableClassRec; /* Private data types **====================** All of these structures are often used as elements of null terminated arrays. */ /* Table Location structs. **========================** These are used to describe each widget location, in both the default_layout and the real_layout. In the default_layout, the location structs contain a quark, in the real_layout they contain the actual widget and the orig* fields are set. */ typedef struct _XmpTableLoc { XrmQuark w_quark; /* Widget name quark */ Widget w; /* actual widget */ int col, row; /* Position in table */ int col_span, row_span; /* Positions spanned */ int orig_width, orig_height;/* Childs orig size ... */ int orig_border_width; /* ... and border width */ int same_width, same_height;/* Childs pref size if */ int same_border; /* in a SameSize list */ XmpTableOpts options; /* Child layout options */ } XmpTableLocRec; /* *XmpTableLoc */ /* TableLoc Methods **==================** */ #define TABLE XmpTableWidget extern XmpTableLoc XmpTableLocNew _(( int /*count*/ )); extern XmpTableLoc XmpTableLocParse _(( char* /*layout*/ )); extern XmpTableLoc XmpTableLocGrow _(( XmpTableLoc )); extern XmpTableLoc XmpTableLocCopy _(( XmpTableLoc )); extern XmpTableLoc XmpTableLocFind _(( XmpTableLoc, Widget )); extern XmpTableLoc XmpTableLocFindDefault _(( XmpTableLoc, Widget )); extern XmpTableLoc XmpTableLocFindAtPosition _(( XmpTableLoc, int, int )); extern int XmpTableLocLen _(( XmpTableLoc )); extern int XmpTableLocPreferredWidth _(( XmpTableLoc, TABLE )); extern int XmpTableLocPreferredHeight _(( XmpTableLoc, TABLE )); extern int XmpTableLocNumCols _(( XmpTableLoc )); extern int XmpTableLocNumRows _(( XmpTableLoc )); extern int XmpTableLocCompareColSpan _(( XmpTableLoc, XmpTableLoc )); extern int XmpTableLocCompareRowSpan _(( XmpTableLoc, XmpTableLoc )); extern void XmpTableLocFree _(( XmpTableLoc )); /* Table Vector Structs **======================** A table has two of these vectors: one for columns, and one for rows. */ typedef int XmpTableVectorOpts; #define TBL_VEC_MINIMIZE 0x01 #define TBL_VEC_LOCK 0x02 #define TBL_VEC_NOGROW (TBL_VEC_MINIMIZE | TBL_VEC_LOCK) typedef struct _XmpTableVector { XmpTableVectorOpts options; /* Apply to entire col or row */ int value; /* width of col, hieght of row */ int pref_value; /* minimum or preferred value */ int offset; /* of upper left corner of cell */ } XmpTableVectorRec, *XmpTableVector; /* TableVector Methods **=====================** */ #define DO_COL (int)1 #define DO_ROW (int)0 extern XmpTableVector XmpTableVectorNew _(( int, TABLE, int )); extern void XmpTableVectorFree _(( XmpTableVector )); extern void XmpTableVectorMinimize _(( XmpTableVector, int, TABLE, int)); extern int XmpTableVectorTotalSize _(( XmpTableVector, int, TABLE, int)); extern int XmpTableVectorPreferredSize _(( XmpTableVector, int, TABLE, int)); extern void XmpTableVectorAdjust _(( XmpTableVector, int, int )); extern void XmpTableVectorComputeOffsets _(( XmpTableVector, int, int, int )); #undef TABLE typedef enum _ResizeStatus { RSinit, RSdone, RSdueToRequest } ResizeStatus; /* Table Part: Information kept in instance record **=================================================** */ typedef struct _XmpTablePart { /* controlling members, set by SetValues or from resource database */ Boolean force_shrink; /* Shrink smaller than pref'd */ Boolean shrink_simple; /* obsolete: will be removed */ int col_spacing; /* Space between columns */ int row_spacing; /* Space between rows */ XmpTableOpts default_options;/* Default child layout options */ XmpTableLoc default_layout; /* Layout spec (orig from xrdb) */ /* Lists of lists of XrmNames of child widgets whose preferred dimensions * should be considered to be the maximum of any individual named on the * lists. These lists can be changed via SetValues or the xrdb. * same_width[0] is a list of names of kids, each of which gets a * preferred width which is equal to the width of the widest kid on * the list. * Note: many child widgets may have the same name - that's OK) */ XrmName** same_width; /* kids with same width */ XrmName** same_height; /* kids with same height */ XrmName** same_border; /* kids with same border */ /* internally computed members */ XmpTableLoc real_layout; /* Computed current layout */ int num_cols; /* Number of columns */ XmpTableVector cols; /* Widths and opts of each col */ int num_rows; /* Number of rows */ XmpTableVector rows; /* Heights and opts of each row */ /* State indications */ ResizeStatus resize_status; /* if Resize was invoked*/ /* Makes geometry management more efficient */ Boolean requesting_resize; Dimension requesting_width, requesting_height; /* Geometry data to support child resize request: * resize_* These fields are the values the child is asking for. * approved_* These fields are computed by table and returned to * the child. * current_* These fields are placeholders to save the current * vectors when computing the proposed vectors. * query_* These fields are for the table, obtained by a query * to the table's parent. */ Widget resize_child; XtGeometryMask resize_mode; Dimension resize_width, resize_height, resize_border_width; Widget approved_child; XtGeometryMask approved_mode; Dimension approved_width, approved_height, approved_border_width; XmpTableVector approved_cols, approved_rows; XmpTableVector current_cols, current_rows; XtGeometryMask query_mode; Dimension query_width, query_height; Boolean resize_table_to_size_pre_approved_by_parent; } XmpTablePart; /* Instance hierarchy **====================** */ typedef struct _XmpTableRec { CorePart core; CompositePart composite; ConstraintPart constraint; XmManagerPart manager; XmBulletinBoardPart bulletin_board; XmpTablePart table; } XmpTableRec; /* Geometry Management Support Methods **=====================================** */ extern void XmpTableNewLayout _(( XmpTableWidget )); extern void XmpTableRecomputeLayout _(( XmpTableWidget )); extern void XmpTableNewProposedLayout _(( XmpTableWidget )); extern void XmpTableUseProposedLayout _(( XmpTableWidget )); extern void XmpTableResizeLayout _(( XmpTableWidget )); extern void XmpTableSaveProposedLayout _(( XmpTableWidget )); extern void XmpTableGetProposedLayout _(( XmpTableWidget )); extern void XmpTableForgetProposedLayout _(( XmpTableWidget )); extern void XmpTableForgetResizeChild _(( XmpTableWidget )); extern void XmpTableNewRealLayout _(( XmpTableWidget )); extern void XmpTableAppendToDefaultLayout _(( XmpTableWidget, XmpTableLoc )); extern void XmpTableConsiderSameSize _(( XmpTableWidget )); extern void XmpTableNewColsAndRows _(( XmpTableWidget )); extern void XmpTableProposedColsAndRows _(( XmpTableWidget )); extern void XmpTableMakeColsFitWidth _(( XmpTableWidget )); extern void XmpTableMakeColsFitQueryWidth _(( XmpTableWidget )); extern void XmpTableMakeRowsFitHeight _(( XmpTableWidget )); extern void XmpTableMakeRowsFitQueryHeight _(( XmpTableWidget )); extern void XmpTableFitThis _(( XmpTableWidget, int, int )); extern int XmpTablePreferredWidth _(( XmpTableWidget )); extern int XmpTablePreferredHeight _(( XmpTableWidget )); extern void XmpTableRequestResize _(( XmpTableWidget )); extern void XmpTableQueryParentForResize _(( XmpTableWidget )); extern void XmpTableGetProposedChildSize _(( XmpTableWidget )); extern void XmpTableApproveGeometryChanges _(( XmpTableWidget, Widget, int, int, int )); extern void XmpTableSetGeometryOfChildren _(( XmpTableWidget )); extern void XmpTableComputeChildSize _(( XmpTableWidget, XmpTableLoc, int*, int*, int*, int*, int* )); #ifdef __cplusplus /* for C++ V2.0 */ } #endif #endif /* _XmpTableP_h */