SysTutorials Posts

Tk_GetReliefFromObj, Tk_GetRelief, Tk_NameOfRelief – translate between strings and relief values Synopsis #include <tk.h> int Tk_GetReliefFromObj(interp, objPtr, reliefPtr) int Tk_GetRelief(interp, name, reliefPtr) const char * Tk_NameOfRelief(relief) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tcl_Obj *objPtr (in/out) String value contains name of relief, one of “flat”, “groove”, “raised”, “ridge”, “solid”, or “sunken”; the internal…

Tk_GetReliefFromObj, Tk_GetRelief, Tk_NameOfRelief – translate between strings and relief values Synopsis #include <tk.h> int Tk_GetReliefFromObj(interp, objPtr, reliefPtr) int Tk_GetRelief(interp, name, reliefPtr) const char * Tk_NameOfRelief(relief) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tcl_Obj *objPtr (in/out) String value contains name of relief, one of “flat”, “groove”, “raised”, “ridge”, “solid”, or “sunken”; the internal…

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_GetPixelsFromObj, Tk_GetPixels, Tk_GetMMFromObj, Tk_GetScreenMM – translate between strings and screen units Synopsis #include <tk.h> int Tk_GetPixelsFromObj(interp, tkwin, objPtr, intPtr) int Tk_GetPixels(interp, tkwin, string, intPtr) int Tk_GetMMFromObj(interp, tkwin, objPtr, doublePtr) int Tk_GetScreenMM(interp, tkwin, string, doublePtr) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin (in) Window whose screen geometry determines the conversion between…

Tk_GetPixelsFromObj, Tk_GetPixels, Tk_GetMMFromObj, Tk_GetScreenMM – translate between strings and screen units Synopsis #include <tk.h> int Tk_GetPixelsFromObj(interp, tkwin, objPtr, intPtr) int Tk_GetPixels(interp, tkwin, string, intPtr) int Tk_GetMMFromObj(interp, tkwin, objPtr, doublePtr) int Tk_GetScreenMM(interp, tkwin, string, doublePtr) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin (in) Window whose screen geometry determines the conversion between…

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_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_GetOption – retrieve an option from the option database Synopsis #include <tk.h> Tk_Uid Tk_GetOption(tkwin, name, class) Arguments Tk_Window tkwin (in) Token for window. const char *name (in) Name of desired option. const char *class (in) Class of desired option. Null means there is no class for this option; do lookup based on name only. Description…

Tk_MainWindow, Tk_GetNumMainWindows – functions for querying main window information Synopsis #include <tk.h> Tk_Window Tk_MainWindow(interp) int Tk_GetNumMainWindows() Arguments Tcl_Interp *interp (in/out) Interpreter associated with the application. Description A main window is a special kind of toplevel window used as the outermost window in an application. If interp is associated with a Tk application then Tk_MainWindow returns…

Tk_GetPixelsFromObj, Tk_GetPixels, Tk_GetMMFromObj, Tk_GetScreenMM – translate between strings and screen units Synopsis #include <tk.h> int Tk_GetPixelsFromObj(interp, tkwin, objPtr, intPtr) int Tk_GetPixels(interp, tkwin, string, intPtr) int Tk_GetMMFromObj(interp, tkwin, objPtr, doublePtr) int Tk_GetScreenMM(interp, tkwin, string, doublePtr) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. Tk_Window tkwin (in) Window whose screen geometry determines the conversion between…

Tk_GetJustifyFromObj, Tk_GetJustify, Tk_NameOfJustify – translate between strings and justification styles Synopsis #include <tk.h> int Tk_GetJustifyFromObj(interp, objPtr, justifyPtr) int Tk_GetJustify(interp, string, justifyPtr) const char * Tk_NameOfJustify(justify) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting, or NULL. Tcl_Obj *objPtr (in/out) String value contains name of justification style, one of “left”, “right”, or “center”. The internal…

Tk_GetJustifyFromObj, Tk_GetJustify, Tk_NameOfJustify – translate between strings and justification styles Synopsis #include <tk.h> int Tk_GetJustifyFromObj(interp, objPtr, justifyPtr) int Tk_GetJustify(interp, string, justifyPtr) const char * Tk_NameOfJustify(justify) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting, or NULL. Tcl_Obj *objPtr (in/out) String value contains name of justification style, one of “left”, “right”, or “center”. The internal…

Tk_GetJoinStyle, Tk_NameOfJoinStyle – translate between strings and join styles Synopsis #include <tk.h> int Tk_GetJoinStyle(interp, string, joinPtr) const char * Tk_NameOfJoinStyle(join) Arguments Tcl_Interp *interp (in) Interpreter to use for error reporting. const char *string (in) String containing name of join style: one of “bevel”, “miter”, or “round”. int *joinPtr (out) Pointer to location in which to…

Tk_CreateItemType, Tk_GetItemTypes – define new kind of canvas item Synopsis #include <tk.h> Tk_CreateItemType(typePtr) Tk_ItemType * Tk_GetItemTypes() Arguments Tk_ItemType *typePtr (in) Structure that defines the new type of canvas item. Introduction Tk_CreateItemType is invoked to define a new kind of canvas item described by the typePtr argument. An item type corresponds to a particular value of…

Tk_CreateImageType, Tk_GetImageMasterData, Tk_InitImageArgs – define new kind of image Synopsis #include <tk.h> Tk_CreateImageType(typePtr) ClientData Tk_GetImageMasterData(interp, name, typePtrPtr) Tk_InitImageArgs(interp, argc, argvPtr) Arguments Tk_ImageType *typePtr (in) Structure that defines the new type of image. Must be static: a pointer to this structure is retained by the image code. Tcl_Interp *interp (in) Interpreter in which image was created….

Tk_GetImage, Tk_RedrawImage, Tk_SizeOfImage, Tk_FreeImage – use an image in a widget Synopsis #include <tk.h> Tk_Image Tk_GetImage(interp, tkwin, name, changeProc, clientData) Tk_RedrawImage(image, imageX, imageY, width, height, drawable, drawableX, drawableY) Tk_SizeOfImage(image, widthPtr, heightPtr) Tk_FreeImage(image) Arguments Tcl_Interp *interp (in) Place to leave error message. Tk_Window tkwin (in) Window in which image will be used. const char *name (in)…

Tk_GetHWND, Tk_AttachHWND – manage interactions between the Windows handle and an X window Synopsis #include <tkPlatDecls.h> HWND Tk_GetHWND(window) Window Tk_AttachHWND(tkwin, hwnd) Arguments Window window (in) X token for window. Tk_Window tkwin (in) Tk window for window. HWND hwnd (in) Windows HWND for window. Description Tk_GetHWND returns the Windows HWND identifier for X Windows window given…

Tk_GetHINSTANCE – retrieve the global application instance handle Synopsis #include <tkPlatDecls.h> HINSTANCE Tk_GetHINSTANCE() Description Tk_GetHINSTANCE returns the Windows application instance handle for the Tk application. This function is only available on Windows platforms. Keywords identifier, instance

Tk_GetGC, Tk_FreeGC – maintain database of read-only graphics contexts Synopsis #include <tk.h> GC Tk_GetGC(tkwin, valueMask, valuePtr) Tk_FreeGC(display, gc) Arguments Tk_Window tkwin (in) Token for window in which the graphics context will be used. unsigned long valueMask (in) Mask of bits (such as GCForeground or GCStipple) indicating which fields of *valuePtr are valid. XGCValues *valuePtr (in)…

Tk_FontId, Tk_GetFontMetrics, Tk_PostscriptFontName – accessor functions for fonts Synopsis #include <tk.h> Font Tk_FontId(tkfont) Tk_GetFontMetrics(tkfont, fmPtr) int Tk_PostscriptFontName(tkfont, dsPtr) Arguments Tk_Font tkfont (in) Opaque font token being queried. Must have been returned by a previous call to Tk_GetFont. Tk_FontMetrics *fmPtr (out) Pointer to structure in which the font metrics for tkfont will be stored. See DATA…