Section 3: library functions
Tk_GetColormap, Tk_PreserveColormap, Tk_FreeColormap – allocate and free colormaps Synopsis #include <tk.h> Colormap Tk_GetColormap(interp, tkwin, string) Tk_PreserveColormap(display, colormap) Tk_FreeColormap(display, colormap) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin (in) Token for window in which colormap will be used. const char *string (in) Selects a colormap: either new or the name of a…
Tk_AllocColorFromObj, Tk_GetColor, Tk_GetColorFromObj, Tk_GetColorByValue, Tk_NameOfColor, Tk_FreeColorFromObj, Tk_FreeColor – maintain database of colors Synopsis #include <tk.h> XColor * Tk_AllocColorFromObj(interp, tkwin, objPtr) XColor * Tk_GetColor(interp, tkwin, name) XColor * Tk_GetColorFromObj(tkwin, objPtr) XColor * Tk_GetColorByValue(tkwin, prefPtr) const char * Tk_NameOfColor(colorPtr) GC Tk_GCForColor(colorPtr, drawable) Tk_FreeColorFromObj(tkwin, objPtr) Tk_FreeColor(colorPtr) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin…
Tk_AllocColorFromObj, Tk_GetColor, Tk_GetColorFromObj, Tk_GetColorByValue, Tk_NameOfColor, Tk_FreeColorFromObj, Tk_FreeColor – maintain database of colors Synopsis #include <tk.h> XColor * Tk_AllocColorFromObj(interp, tkwin, objPtr) XColor * Tk_GetColor(interp, tkwin, name) XColor * Tk_GetColorFromObj(tkwin, objPtr) XColor * Tk_GetColorByValue(tkwin, prefPtr) const char * Tk_NameOfColor(colorPtr) GC Tk_GCForColor(colorPtr, drawable) Tk_FreeColorFromObj(tkwin, objPtr) Tk_FreeColor(colorPtr) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin…
Tk_AllocColorFromObj, Tk_GetColor, Tk_GetColorFromObj, Tk_GetColorByValue, Tk_NameOfColor, Tk_FreeColorFromObj, Tk_FreeColor – maintain database of colors Synopsis #include <tk.h> XColor * Tk_AllocColorFromObj(interp, tkwin, objPtr) XColor * Tk_GetColor(interp, tkwin, name) XColor * Tk_GetColorFromObj(tkwin, objPtr) XColor * Tk_GetColorByValue(tkwin, prefPtr) const char * Tk_NameOfColor(colorPtr) GC Tk_GCForColor(colorPtr, drawable) Tk_FreeColorFromObj(tkwin, objPtr) Tk_FreeColor(colorPtr) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin…
Tk_GetCapStyle, Tk_NameOfCapStyle – translate between strings and cap styles Synopsis #include <tk.h> int Tk_GetCapStyle(interp, string, capPtr) const char * Tk_NameOfCapStyle(cap) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. const char *string (in) String containing name of cap style: one of “butt”, “projecting”, or “round”. int *capPtr (out) Pointer to location in which to…
Tk_AllocBitmapFromObj, Tk_GetBitmap, Tk_GetBitmapFromObj, Tk_DefineBitmap, Tk_NameOfBitmap, Tk_SizeOfBitmap, Tk_FreeBitmapFromObj, Tk_FreeBitmap – maintain database of single-plane pixmaps Synopsis #include <tk.h> Pixmap Tk_AllocBitmapFromObj(interp, tkwin, objPtr) Pixmap Tk_GetBitmap(interp, tkwin, info) Pixmap Tk_GetBitmapFromObj(tkwin, objPtr) int Tk_DefineBitmap(interp, name, source, width, height) const char * Tk_NameOfBitmap(display, bitmap) Tk_SizeOfBitmap(display, bitmap, widthPtr, heightPtr) Tk_FreeBitmapFromObj(tkwin, objPtr) Tk_FreeBitmap(display, bitmap) Arguments Tcl_Interp *interp (in) Interpreter to use for…
Tk_AllocBitmapFromObj, Tk_GetBitmap, Tk_GetBitmapFromObj, Tk_DefineBitmap, Tk_NameOfBitmap, Tk_SizeOfBitmap, Tk_FreeBitmapFromObj, Tk_FreeBitmap – maintain database of single-plane pixmaps Synopsis #include <tk.h> Pixmap Tk_AllocBitmapFromObj(interp, tkwin, objPtr) Pixmap Tk_GetBitmap(interp, tkwin, info) Pixmap Tk_GetBitmapFromObj(tkwin, objPtr) int Tk_DefineBitmap(interp, name, source, width, height) const char * Tk_NameOfBitmap(display, bitmap) Tk_SizeOfBitmap(display, bitmap, widthPtr, heightPtr) Tk_FreeBitmapFromObj(tkwin, objPtr) Tk_FreeBitmap(display, bitmap) Arguments Tcl_Interp *interp (in) Interpreter to use for…
Tk_CreateBindingTable, Tk_DeleteBindingTable, Tk_CreateBinding, Tk_DeleteBinding, Tk_GetBinding, Tk_GetAllBindings, Tk_DeleteAllBindings, Tk_BindEvent – invoke scripts in response to X events Synopsis #include <tk.h> Tk_BindingTable Tk_CreateBindingTable(interp) Tk_DeleteBindingTable(bindingTable) unsigned long Tk_CreateBinding(interp, bindingTable, object, eventString, script, append) int Tk_DeleteBinding(interp, bindingTable, object, eventString) const char * Tk_GetBinding(interp, bindingTable, object, eventString) Tk_GetAllBindings(interp, bindingTable, object) Tk_DeleteAllBindings(bindingTable, object) Tk_BindEvent(bindingTable, eventPtr, tkwin, numObjects, objectPtr) Arguments Tcl_Interp *interp…
Tk_InternAtom, Tk_GetAtomName – manage cache of X atoms Synopsis #include <tk.h> Atom Tk_InternAtom(tkwin, name) const char * Tk_GetAtomName(tkwin, atom) Arguments Tk_Window tkwin (in) Token for window. Used to map atom or name relative to a particular display. const char *name (in) String name for which atom is desired. Atom atom (in) Atom for which corresponding…
Tk_GetAnchorFromObj, Tk_GetAnchor, Tk_NameOfAnchor – translate between strings and anchor positions Synopsis #include <tk.h> int Tk_GetAnchorFromObj(interp, objPtr, anchorPtr) int Tk_GetAnchor(interp, string, anchorPtr) const char * Tk_NameOfAnchor(anchor) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting, or NULL. Tcl_Obj *objPtr (in/out) String value contains name of anchor point: “n”, “ne”, “e”, “se”, “s”, “sw”, “w”, “nw”,…
Tk_GetAnchorFromObj, Tk_GetAnchor, Tk_NameOfAnchor – translate between strings and anchor positions Synopsis #include <tk.h> int Tk_GetAnchorFromObj(interp, objPtr, anchorPtr) int Tk_GetAnchor(interp, string, anchorPtr) const char * Tk_NameOfAnchor(anchor) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting, or NULL. Tcl_Obj *objPtr (in/out) String value contains name of anchor point: “n”, “ne”, “e”, “se”, “s”, “sw”, “w”, “nw”,…
Tk_CreateBindingTable, Tk_DeleteBindingTable, Tk_CreateBinding, Tk_DeleteBinding, Tk_GetBinding, Tk_GetAllBindings, Tk_DeleteAllBindings, Tk_BindEvent – invoke scripts in response to X events Synopsis #include <tk.h> Tk_BindingTable Tk_CreateBindingTable(interp) Tk_DeleteBindingTable(bindingTable) unsigned long Tk_CreateBinding(interp, bindingTable, object, eventString, script, append) int Tk_DeleteBinding(interp, bindingTable, object, eventString) const char * Tk_GetBinding(interp, bindingTable, object, eventString) Tk_GetAllBindings(interp, bindingTable, object) Tk_DeleteAllBindings(bindingTable, object) Tk_BindEvent(bindingTable, eventPtr, tkwin, numObjects, objectPtr) Arguments Tcl_Interp *interp…
Tk_Alloc3DBorderFromObj, Tk_Get3DBorder, Tk_Get3DBorderFromObj, Tk_Draw3DRectangle, Tk_Fill3DRectangle, Tk_Draw3DPolygon, Tk_Fill3DPolygon, Tk_3DVerticalBevel, Tk_3DHorizontalBevel, Tk_SetBackgroundFromBorder, Tk_NameOf3DBorder, Tk_3DBorderColor, Tk_3DBorderGC, Tk_Free3DBorderFromObj, Tk_Free3DBorder – draw borders with three-dimensional appearance Synopsis #include <tk.h> Tk_3DBorder Tk_Alloc3DBorderFromObj(interp, tkwin, objPtr) Tk_3DBorder Tk_Get3DBorder(interp, tkwin, colorName) Tk_3DBorder Tk_Get3DBorderFromObj(tkwin, objPtr) void Tk_Draw3DRectangle(tkwin, drawable, border, x, y, width, height, borderWidth, relief) void Tk_Fill3DRectangle(tkwin, drawable, border, x, y, width, height, borderWidth, relief)…
Tk_Alloc3DBorderFromObj, Tk_Get3DBorder, Tk_Get3DBorderFromObj, Tk_Draw3DRectangle, Tk_Fill3DRectangle, Tk_Draw3DPolygon, Tk_Fill3DPolygon, Tk_3DVerticalBevel, Tk_3DHorizontalBevel, Tk_SetBackgroundFromBorder, Tk_NameOf3DBorder, Tk_3DBorderColor, Tk_3DBorderGC, Tk_Free3DBorderFromObj, Tk_Free3DBorder – draw borders with three-dimensional appearance Synopsis #include <tk.h> Tk_3DBorder Tk_Alloc3DBorderFromObj(interp, tkwin, objPtr) Tk_3DBorder Tk_Get3DBorder(interp, tkwin, colorName) Tk_3DBorder Tk_Get3DBorderFromObj(tkwin, objPtr) void Tk_Draw3DRectangle(tkwin, drawable, border, x, y, width, height, borderWidth, relief) void Tk_Fill3DRectangle(tkwin, drawable, border, x, y, width, height, borderWidth, relief)…
Tk_GeometryRequest, Tk_SetMinimumRequestSize, Tk_SetInternalBorder, Tk_SetInternalBorderEx – specify desired geometry or internal border for a window Synopsis #include <tk.h> Tk_GeometryRequest(tkwin, reqWidth, reqHeight) Tk_SetMinimumRequestSize(tkwin, minWidth, minHeight) Tk_SetInternalBorder(tkwin, width) Tk_SetInternalBorderEx(tkwin, left, right, top, bottom) Arguments Tk_Window tkwin (in) Window for which geometry is being requested. int reqWidth (in) Desired width for tkwin, in pixel units. int reqHeight (in) Desired…
Tk_FreeXId – make X resource identifier available for reuse Synopsis #include <tk.h> Tk_FreeXId(display, id) Arguments Display *display (in) Display for which id was allocated. XID id (in) Identifier of X resource (window, font, pixmap, cursor, graphics context, or colormap) that is no longer in use. Description The default allocator for resource identifiers provided by Xlib…
Tk_ComputeTextLayout, Tk_FreeTextLayout, Tk_DrawTextLayout, Tk_UnderlineTextLayout, Tk_PointToChar, Tk_CharBbox, Tk_DistanceToTextLayout, Tk_IntersectTextLayout, Tk_TextLayoutToPostscript – routines to measure and display single-font, multi-line, justified text. Synopsis #include <tk.h> Tk_TextLayout Tk_ComputeTextLayout(tkfont, string, numChars, wrapLength, justify, flags, widthPtr, heightPtr) void Tk_FreeTextLayout(layout) void Tk_DrawTextLayout(display, drawable, gc, layout, x, y, firstChar, lastChar) void Tk_UnderlineTextLayout(display, drawable, gc, layout, x, y, underline) int Tk_PointToChar(layout, x, y) int…
Tk_CreateOptionTable, Tk_DeleteOptionTable, Tk_InitOptions, Tk_SetOptions, Tk_FreeSavedOptions, Tk_RestoreSavedOptions, Tk_GetOptionValue, Tk_GetOptionInfo, Tk_FreeConfigOptions, Tk_Offset – process configuration options Synopsis #include <tk.h> Tk_OptionTable Tk_CreateOptionTable(interp, templatePtr) Tk_DeleteOptionTable(optionTable) int Tk_InitOptions(interp, recordPtr, optionTable, tkwin) int Tk_SetOptions(interp, recordPtr, optionTable, objc, objv, tkwin, savePtr, maskPtr) Tk_FreeSavedOptions(savedPtr) Tk_RestoreSavedOptions(savedPtr) Tcl_Obj * Tk_GetOptionValue(interp, recordPtr, optionTable, namePtr, tkwin) Tcl_Obj * Tk_GetOptionInfo(interp, recordPtr, optionTable, namePtr, tkwin) Tk_FreeConfigOptions(recordPtr, optionTable, tkwin) int…
Tk_GetPixmap, Tk_FreePixmap – allocate and free pixmaps Synopsis #include <tk.h> Pixmap Tk_GetPixmap(display, d, width, height, depth) Tk_FreePixmap(display, pixmap) Arguments Display *display (in) X display for the pixmap. Drawable d (in) Pixmap or window where the new pixmap will be used for drawing. int width (in) Width of pixmap. int height (in) Height of pixmap. int…
Tk_ConfigureWidget, Tk_ConfigureInfo, Tk_ConfigureValue, Tk_FreeOptions – process configuration options for widgets Synopsis #include <tk.h> int Tk_ConfigureWidget(interp, tkwin, specs, argc, argv, widgRec, flags) int Tk_ConfigureInfo(interp, tkwin, specs, widgRec, argvName, flags) int Tk_ConfigureValue(interp, tkwin, specs, widgRec, argvName, flags) Tk_FreeOptions(specs, widgRec, display, flags) Arguments Tcl_Interp *interp (in) Interpreter to use for returning error messages. Tk_Window tkwin (in) Window used…