1308 lines
37 KiB
C
1308 lines
37 KiB
C
/*
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* tkWinButton.c --
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*
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* This file implements the Windows specific portion of the button
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* widgets.
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*
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* Copyright (c) 1996-1998 by Sun Microsystems, Inc.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*/
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#define OEMRESOURCE
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#include "tkWinInt.h"
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#include "tkButton.h"
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/*
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* These macros define the base style flags for the different button types.
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*/
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#define LABEL_STYLE (BS_OWNERDRAW | WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS)
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#define PUSH_STYLE (LABEL_STYLE | BS_PUSHBUTTON)
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#define CHECK_STYLE (LABEL_STYLE | BS_CHECKBOX)
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#define RADIO_STYLE (LABEL_STYLE | BS_RADIOBUTTON)
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/*
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* Declaration of Windows specific button structure.
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*/
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typedef struct WinButton {
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TkButton info; /* Generic button info. */
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WNDPROC oldProc; /* Old window procedure. */
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HWND hwnd; /* Current window handle. */
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Pixmap pixmap; /* Bitmap for rendering the button. */
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DWORD style; /* Window style flags. */
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} WinButton;
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/*
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* The following macro reverses the order of RGB bytes to convert between
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* RGBQUAD and COLORREF values.
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*/
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#define FlipColor(rgb) (RGB(GetBValue(rgb),GetGValue(rgb),GetRValue(rgb)))
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/*
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* The following enumeration defines the meaning of the palette entries in the
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* "buttons" image used to draw checkbox and radiobutton indicators.
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*/
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enum {
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PAL_CHECK = 0,
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PAL_TOP_OUTER = 1,
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PAL_BOTTOM_OUTER = 2,
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PAL_BOTTOM_INNER = 3,
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PAL_INTERIOR = 4,
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PAL_TOP_INNER = 5,
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PAL_BACKGROUND = 6
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};
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/*
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* Cached information about the boxes bitmap, and the default border width for
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* a button in string form for use in Tk_OptionSpec for the various button
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* widget classes.
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*/
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typedef struct ThreadSpecificData {
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BITMAPINFOHEADER *boxesPtr; /* Information about the bitmap. */
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DWORD *boxesPalette; /* Pointer to color palette. */
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LPSTR boxesBits; /* Pointer to bitmap data. */
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DWORD boxHeight; /* Height of each sub-image. */
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DWORD boxWidth; /* Width of each sub-image. */
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} ThreadSpecificData;
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static Tcl_ThreadDataKey dataKey;
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/*
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* Declarations for functions defined in this file.
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*/
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static LRESULT CALLBACK ButtonProc(HWND hwnd, UINT message,
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WPARAM wParam, LPARAM lParam);
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static Window CreateProc(Tk_Window tkwin, Window parent,
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ClientData instanceData);
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static void InitBoxes(void);
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/*
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* The class procedure table for the button widgets.
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*/
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Tk_ClassProcs tkpButtonProcs = {
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sizeof(Tk_ClassProcs), /* size */
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TkButtonWorldChanged, /* worldChangedProc */
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CreateProc, /* createProc */
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NULL /* modalProc */
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};
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/*
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*----------------------------------------------------------------------
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*
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* InitBoxes --
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*
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* This function load the Tk 3d button bitmap. "buttons" is a 16 color
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* bitmap that is laid out such that the top row contains the 4 checkbox
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* images, and the bottom row contains the radio button images. Note that
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* the bitmap is stored in bottom-up format. Also, the first seven
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* palette entries are used to identify the different parts of the
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* bitmaps so we can do the appropriate color mappings based on the
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* current button colors.
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*
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* Results:
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* None.
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*
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* Side effects:
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* Loads the "buttons" resource.
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*
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*----------------------------------------------------------------------
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*/
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static void
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InitBoxes(void)
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{
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/*
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* For DLLs like Tk, the HINSTANCE is the same as the HMODULE.
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*/
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HMODULE module = (HINSTANCE) Tk_GetHINSTANCE();
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HRSRC hrsrc;
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HGLOBAL hblk;
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LPBITMAPINFOHEADER newBitmap;
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DWORD size;
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ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
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Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
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hrsrc = FindResource(module, "buttons", RT_BITMAP);
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if (hrsrc == NULL) {
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Tcl_Panic("FindResource() failed for buttons bitmap resource, "
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"resources in tk_base.rc must be linked into Tk dll or static executable");
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} else {
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hblk = LoadResource(module, hrsrc);
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tsdPtr->boxesPtr = (LPBITMAPINFOHEADER)LockResource(hblk);
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}
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/*
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* Copy the DIBitmap into writable memory.
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*/
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if (tsdPtr->boxesPtr != NULL && !(tsdPtr->boxesPtr->biWidth % 4)
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&& !(tsdPtr->boxesPtr->biHeight % 2)) {
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size = tsdPtr->boxesPtr->biSize + (1 << tsdPtr->boxesPtr->biBitCount)
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* sizeof(RGBQUAD) + tsdPtr->boxesPtr->biSizeImage;
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newBitmap = (LPBITMAPINFOHEADER) ckalloc(size);
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memcpy(newBitmap, tsdPtr->boxesPtr, size);
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tsdPtr->boxesPtr = newBitmap;
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tsdPtr->boxWidth = tsdPtr->boxesPtr->biWidth / 4;
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tsdPtr->boxHeight = tsdPtr->boxesPtr->biHeight / 2;
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tsdPtr->boxesPalette = (DWORD*) (((LPSTR) tsdPtr->boxesPtr)
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+ tsdPtr->boxesPtr->biSize);
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tsdPtr->boxesBits = ((LPSTR) tsdPtr->boxesPalette)
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+ ((1 << tsdPtr->boxesPtr->biBitCount) * sizeof(RGBQUAD));
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} else {
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tsdPtr->boxesPtr = NULL;
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}
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpButtonSetDefaults --
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*
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* This procedure is invoked before option tables are created for
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* buttons. It modifies some of the default values to match the current
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* values defined for this platform.
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*
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* Results:
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* Some of the default values in *specPtr are modified.
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*
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* Side effects:
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* Updates some of.
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*
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*----------------------------------------------------------------------
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*/
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void
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TkpButtonSetDefaults()
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{
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int width = GetSystemMetrics(SM_CXEDGE);
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if (width > 0) {
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sprintf(tkDefButtonBorderWidth, "%d", width);
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}
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpCreateButton --
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*
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* Allocate a new TkButton structure.
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*
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* Results:
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* Returns a newly allocated TkButton structure.
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*
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* Side effects:
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* Registers an event handler for the widget.
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*
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*----------------------------------------------------------------------
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*/
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TkButton *
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TkpCreateButton(
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Tk_Window tkwin)
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{
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WinButton *butPtr;
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butPtr = (WinButton *)ckalloc(sizeof(WinButton));
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butPtr->hwnd = NULL;
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return (TkButton *) butPtr;
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}
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/*
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*----------------------------------------------------------------------
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*
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* CreateProc --
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*
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* This function creates a new Button control, subclasses the instance,
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* and generates a new Window object.
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*
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* Results:
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* Returns the newly allocated Window object, or None on failure.
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*
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* Side effects:
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* Causes a new Button control to come into existence.
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*
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*----------------------------------------------------------------------
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*/
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static Window
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CreateProc(
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Tk_Window tkwin, /* Token for window. */
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Window parentWin, /* Parent of new window. */
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ClientData instanceData) /* Button instance data. */
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{
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Window window;
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HWND parent;
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char *class;
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WinButton *butPtr = (WinButton *)instanceData;
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parent = Tk_GetHWND(parentWin);
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if (butPtr->info.type == TYPE_LABEL) {
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class = "STATIC";
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butPtr->style = SS_OWNERDRAW | WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS;
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} else {
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class = "BUTTON";
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butPtr->style = BS_OWNERDRAW | WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS;
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}
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butPtr->hwnd = CreateWindow(class, NULL, butPtr->style,
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Tk_X(tkwin), Tk_Y(tkwin), Tk_Width(tkwin), Tk_Height(tkwin),
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parent, NULL, Tk_GetHINSTANCE(), NULL);
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SetWindowPos(butPtr->hwnd, HWND_TOP, 0, 0, 0, 0,
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SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
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butPtr->oldProc = (WNDPROC)SetWindowLongPtr(butPtr->hwnd, GWLP_WNDPROC,
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(INT_PTR) ButtonProc);
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window = Tk_AttachHWND(tkwin, butPtr->hwnd);
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return window;
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpDestroyButton --
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*
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* Free data structures associated with the button control.
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*
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* Results:
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* None.
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*
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* Side effects:
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* Restores the default control state.
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*
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*----------------------------------------------------------------------
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*/
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void
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TkpDestroyButton(
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TkButton *butPtr)
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{
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WinButton *winButPtr = (WinButton *)butPtr;
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HWND hwnd = winButPtr->hwnd;
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if (hwnd) {
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SetWindowLongPtr(hwnd, GWLP_WNDPROC, (INT_PTR) winButPtr->oldProc);
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}
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpDisplayButton --
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*
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* This procedure is invoked to display a button widget. It is normally
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* invoked as an idle handler.
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*
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* Results:
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* None.
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*
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* Side effects:
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* Information appears on the screen. The REDRAW_PENDING flag is cleared.
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*
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*----------------------------------------------------------------------
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*/
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void
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TkpDisplayButton(
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ClientData clientData) /* Information about widget. */
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{
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TkWinDCState state;
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HDC dc;
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register TkButton *butPtr = (TkButton *) clientData;
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GC gc;
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Tk_3DBorder border;
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Pixmap pixmap;
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int x = 0; /* Initialization only needed to stop compiler
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* warning. */
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int y, relief;
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register Tk_Window tkwin = butPtr->tkwin;
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int width = 0, height = 0, haveImage = 0, haveText = 0, drawRing = 0;
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RECT rect;
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int defaultWidth; /* Width of default ring. */
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int offset; /* 0 means this is a label widget. 1 means it
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* is a flavor of button, so we offset the
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* text to make the button appear to move up
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* and down as the relief changes. */
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int textXOffset = 0, textYOffset = 0;
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/* Text offsets for use with compound buttons
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* and focus ring. */
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int imageWidth, imageHeight;
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int imageXOffset = 0, imageYOffset = 0;
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/* Image information that will be used to
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* restrict disabled pixmap as well. */
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DWORD *boxesPalette;
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ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
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Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
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boxesPalette= tsdPtr->boxesPalette;
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butPtr->flags &= ~REDRAW_PENDING;
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if ((butPtr->tkwin == NULL) || !Tk_IsMapped(tkwin)) {
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return;
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}
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border = butPtr->normalBorder;
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if ((butPtr->state == STATE_DISABLED) && (butPtr->disabledFg != NULL)) {
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gc = butPtr->disabledGC;
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} else if ((butPtr->state == STATE_ACTIVE)
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&& !Tk_StrictMotif(butPtr->tkwin)) {
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gc = butPtr->activeTextGC;
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border = butPtr->activeBorder;
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} else {
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gc = butPtr->normalTextGC;
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}
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if ((butPtr->flags & SELECTED) && (butPtr->state != STATE_ACTIVE)
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&& (butPtr->selectBorder != NULL) && !butPtr->indicatorOn) {
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border = butPtr->selectBorder;
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}
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||
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/*
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* Override the relief specified for the button if this is a checkbutton
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* or radiobutton and there's no indicator. The new relief is as follows:
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* If the button is select --> "sunken"
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* If relief==overrelief --> relief
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* Otherwise --> overrelief
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*
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* The effect we are trying to achieve is as follows:
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*
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* value mouse-over? --> relief
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* ------- ------------ --------
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* off no flat
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||
* off yes raised
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* on no sunken
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* on yes sunken
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||
*
|
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* This is accomplished by configuring the checkbutton or radiobutton like
|
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* this:
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*
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* -indicatoron 0 -overrelief raised -offrelief flat
|
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*
|
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* Bindings (see library/button.tcl) will copy the -overrelief into
|
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* -relief on mouseover. Hence, we can tell if we are in mouse-over by
|
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* comparing relief against overRelief. This is an aweful kludge, but it
|
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* gives use the desired behavior while keeping the code backwards
|
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* compatible.
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||
*/
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relief = butPtr->relief;
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if ((butPtr->type >= TYPE_CHECK_BUTTON) && !butPtr->indicatorOn) {
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if (butPtr->flags & SELECTED) {
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relief = TK_RELIEF_SUNKEN;
|
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} else if (butPtr->overRelief != relief) {
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||
relief = butPtr->offRelief;
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||
}
|
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}
|
||
|
||
/*
|
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* Compute width of default ring and offset for pushed buttons.
|
||
*/
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||
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if (butPtr->type == TYPE_BUTTON) {
|
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defaultWidth = ((butPtr->defaultState == DEFAULT_ACTIVE)
|
||
? butPtr->highlightWidth : 0);
|
||
offset = 1;
|
||
} else {
|
||
defaultWidth = 0;
|
||
if ((butPtr->type >= TYPE_CHECK_BUTTON) && !butPtr->indicatorOn) {
|
||
offset = 1;
|
||
} else {
|
||
offset = 0;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* In order to avoid screen flashes, this procedure redraws the button in
|
||
* a pixmap, then copies the pixmap to the screen in a single operation.
|
||
* This means that there's no point in time where the on-sreen image has
|
||
* been cleared.
|
||
*/
|
||
|
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pixmap = Tk_GetPixmap(butPtr->display, Tk_WindowId(tkwin),
|
||
Tk_Width(tkwin), Tk_Height(tkwin), Tk_Depth(tkwin));
|
||
Tk_Fill3DRectangle(tkwin, pixmap, border, 0, 0, Tk_Width(tkwin),
|
||
Tk_Height(tkwin), 0, TK_RELIEF_FLAT);
|
||
|
||
/*
|
||
* Display image or bitmap or text for button.
|
||
*/
|
||
|
||
if (butPtr->image != None) {
|
||
Tk_SizeOfImage(butPtr->image, &width, &height);
|
||
haveImage = 1;
|
||
} else if (butPtr->bitmap != None) {
|
||
Tk_SizeOfBitmap(butPtr->display, butPtr->bitmap, &width, &height);
|
||
haveImage = 1;
|
||
}
|
||
imageWidth = width;
|
||
imageHeight = height;
|
||
|
||
haveText = (butPtr->textWidth != 0 && butPtr->textHeight != 0);
|
||
|
||
if (butPtr->compound != COMPOUND_NONE && haveImage && haveText) {
|
||
int fullWidth = 0, fullHeight = 0;
|
||
|
||
switch ((enum compound) butPtr->compound) {
|
||
case COMPOUND_TOP:
|
||
case COMPOUND_BOTTOM:
|
||
/*
|
||
* Image is above or below text.
|
||
*/
|
||
|
||
if (butPtr->compound == COMPOUND_TOP) {
|
||
textYOffset = height + butPtr->padY;
|
||
} else {
|
||
imageYOffset = butPtr->textHeight + butPtr->padY;
|
||
}
|
||
fullHeight = height + butPtr->textHeight + butPtr->padY;
|
||
fullWidth = (width > butPtr->textWidth ? width :
|
||
butPtr->textWidth);
|
||
textXOffset = (fullWidth - butPtr->textWidth)/2;
|
||
imageXOffset = (fullWidth - width)/2;
|
||
break;
|
||
|
||
case COMPOUND_LEFT:
|
||
case COMPOUND_RIGHT:
|
||
/*
|
||
* Image is left or right of text.
|
||
*/
|
||
|
||
if (butPtr->compound == COMPOUND_LEFT) {
|
||
textXOffset = width + butPtr->padX;
|
||
} else {
|
||
imageXOffset = butPtr->textWidth + butPtr->padX;
|
||
}
|
||
fullWidth = butPtr->textWidth + butPtr->padX + width;
|
||
fullHeight = (height > butPtr->textHeight ? height :
|
||
butPtr->textHeight);
|
||
textYOffset = (fullHeight - butPtr->textHeight)/2;
|
||
imageYOffset = (fullHeight - height)/2;
|
||
break;
|
||
|
||
case COMPOUND_CENTER:
|
||
/*
|
||
* Image and text are superimposed.
|
||
*/
|
||
|
||
fullWidth = (width > butPtr->textWidth ? width :
|
||
butPtr->textWidth);
|
||
fullHeight = (height > butPtr->textHeight ? height :
|
||
butPtr->textHeight);
|
||
textXOffset = (fullWidth - butPtr->textWidth)/2;
|
||
imageXOffset = (fullWidth - width)/2;
|
||
textYOffset = (fullHeight - butPtr->textHeight)/2;
|
||
imageYOffset = (fullHeight - height)/2;
|
||
break;
|
||
case COMPOUND_NONE:
|
||
break;
|
||
}
|
||
TkComputeAnchor(butPtr->anchor, tkwin, butPtr->padX, butPtr->padY,
|
||
butPtr->indicatorSpace + fullWidth, fullHeight, &x, &y);
|
||
x += butPtr->indicatorSpace;
|
||
|
||
if (relief == TK_RELIEF_SUNKEN) {
|
||
x += offset;
|
||
y += offset;
|
||
}
|
||
imageXOffset += x;
|
||
imageYOffset += y;
|
||
if (butPtr->image != NULL) {
|
||
if ((butPtr->selectImage != NULL) && (butPtr->flags & SELECTED)) {
|
||
Tk_RedrawImage(butPtr->selectImage, 0, 0,
|
||
width, height, pixmap, imageXOffset, imageYOffset);
|
||
} else if ((butPtr->tristateImage != NULL)
|
||
&& (butPtr->flags & TRISTATED)) {
|
||
Tk_RedrawImage(butPtr->tristateImage, 0, 0,
|
||
width, height, pixmap, imageXOffset, imageYOffset);
|
||
} else {
|
||
Tk_RedrawImage(butPtr->image, 0, 0, width, height, pixmap,
|
||
imageXOffset, imageYOffset);
|
||
}
|
||
} else {
|
||
XSetClipOrigin(butPtr->display, gc, imageXOffset, imageYOffset);
|
||
XCopyPlane(butPtr->display, butPtr->bitmap, pixmap, gc,
|
||
0, 0, (unsigned int) width, (unsigned int) height,
|
||
imageXOffset, imageYOffset, 1);
|
||
XSetClipOrigin(butPtr->display, gc, 0, 0);
|
||
}
|
||
if ((butPtr->state == STATE_DISABLED) &&
|
||
(butPtr->disabledFg != NULL)) {
|
||
COLORREF oldFgColor = gc->foreground;
|
||
|
||
if (gc->background == GetSysColor(COLOR_BTNFACE)) {
|
||
gc->foreground = GetSysColor(COLOR_3DHILIGHT);
|
||
Tk_DrawTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout, x + textXOffset + 1,
|
||
y + textYOffset + 1, 0, -1);
|
||
Tk_UnderlineTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout, x + textXOffset + 1,
|
||
y + textYOffset + 1,
|
||
butPtr->underline);
|
||
gc->foreground = oldFgColor;
|
||
}
|
||
}
|
||
|
||
Tk_DrawTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout, x + textXOffset, y + textYOffset, 0, -1);
|
||
Tk_UnderlineTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout, x + textXOffset, y + textYOffset,
|
||
butPtr->underline);
|
||
height = fullHeight;
|
||
drawRing = 1;
|
||
} else {
|
||
if (haveImage) {
|
||
TkComputeAnchor(butPtr->anchor, tkwin, 0, 0,
|
||
butPtr->indicatorSpace + width, height, &x, &y);
|
||
x += butPtr->indicatorSpace;
|
||
|
||
if (relief == TK_RELIEF_SUNKEN) {
|
||
x += offset;
|
||
y += offset;
|
||
}
|
||
imageXOffset += x;
|
||
imageYOffset += y;
|
||
if (butPtr->image != NULL) {
|
||
if ((butPtr->selectImage != NULL) &&
|
||
(butPtr->flags & SELECTED)) {
|
||
Tk_RedrawImage(butPtr->selectImage, 0, 0, width, height,
|
||
pixmap, imageXOffset, imageYOffset);
|
||
} else if ((butPtr->tristateImage != NULL) &&
|
||
(butPtr->flags & TRISTATED)) {
|
||
Tk_RedrawImage(butPtr->tristateImage, 0, 0, width, height,
|
||
pixmap, imageXOffset, imageYOffset);
|
||
} else {
|
||
Tk_RedrawImage(butPtr->image, 0, 0, width, height, pixmap,
|
||
imageXOffset, imageYOffset);
|
||
}
|
||
} else {
|
||
XSetClipOrigin(butPtr->display, gc, x, y);
|
||
XCopyPlane(butPtr->display, butPtr->bitmap, pixmap, gc, 0, 0,
|
||
(unsigned int) width, (unsigned int) height, x, y, 1);
|
||
XSetClipOrigin(butPtr->display, gc, 0, 0);
|
||
}
|
||
} else {
|
||
TkComputeAnchor(butPtr->anchor, tkwin, butPtr->padX, butPtr->padY,
|
||
butPtr->indicatorSpace + butPtr->textWidth,
|
||
butPtr->textHeight, &x, &y);
|
||
|
||
x += butPtr->indicatorSpace;
|
||
|
||
if (relief == TK_RELIEF_SUNKEN) {
|
||
x += offset;
|
||
y += offset;
|
||
}
|
||
if ((butPtr->state == STATE_DISABLED) &&
|
||
(butPtr->disabledFg != NULL)) {
|
||
COLORREF oldFgColor = gc->foreground;
|
||
if (gc->background == GetSysColor(COLOR_BTNFACE)) {
|
||
gc->foreground = GetSysColor(COLOR_3DHILIGHT);
|
||
Tk_DrawTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout,
|
||
x + 1, y + 1, 0, -1);
|
||
Tk_UnderlineTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout, x + 1, y + 1, butPtr->underline);
|
||
gc->foreground = oldFgColor;
|
||
}
|
||
}
|
||
Tk_DrawTextLayout(butPtr->display, pixmap, gc, butPtr->textLayout,
|
||
x, y, 0, -1);
|
||
Tk_UnderlineTextLayout(butPtr->display, pixmap, gc,
|
||
butPtr->textLayout, x, y, butPtr->underline);
|
||
|
||
height = butPtr->textHeight;
|
||
drawRing = 1;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Draw the focus ring. If this is a push button then we need to put it
|
||
* around the inner edge of the border, otherwise we put it around the
|
||
* text. The text offsets are only non-zero when this is a compound
|
||
* button.
|
||
*/
|
||
|
||
if (drawRing && butPtr->flags & GOT_FOCUS && butPtr->type != TYPE_LABEL) {
|
||
dc = TkWinGetDrawableDC(butPtr->display, pixmap, &state);
|
||
if (butPtr->type == TYPE_BUTTON || !butPtr->indicatorOn) {
|
||
rect.top = butPtr->borderWidth + 1 + defaultWidth;
|
||
rect.left = rect.top;
|
||
rect.right = Tk_Width(tkwin) - rect.left;
|
||
rect.bottom = Tk_Height(tkwin) - rect.top;
|
||
} else {
|
||
rect.top = y-1 + textYOffset;
|
||
rect.left = x-1 + textXOffset;
|
||
rect.right = x+butPtr->textWidth + 1 + textXOffset;
|
||
rect.bottom = y+butPtr->textHeight + 2 + textYOffset;
|
||
}
|
||
SetTextColor(dc, gc->foreground);
|
||
SetBkColor(dc, gc->background);
|
||
DrawFocusRect(dc, &rect);
|
||
TkWinReleaseDrawableDC(pixmap, dc, &state);
|
||
}
|
||
|
||
y += height/2;
|
||
|
||
/*
|
||
* Draw the indicator for check buttons and radio buttons. At this point x
|
||
* and y refer to the top-left corner of the text or image or bitmap.
|
||
*/
|
||
|
||
if ((butPtr->type >= TYPE_CHECK_BUTTON) && butPtr->indicatorOn
|
||
&& tsdPtr->boxesPtr) {
|
||
int xSrc, ySrc;
|
||
|
||
x -= butPtr->indicatorSpace;
|
||
y -= butPtr->indicatorDiameter / 2;
|
||
|
||
xSrc = (butPtr->flags & (SELECTED|TRISTATED)) ? tsdPtr->boxWidth : 0;
|
||
if (butPtr->state == STATE_ACTIVE) {
|
||
xSrc += tsdPtr->boxWidth*2;
|
||
}
|
||
ySrc = (butPtr->type == TYPE_RADIO_BUTTON) ? 0 : tsdPtr->boxHeight;
|
||
|
||
/*
|
||
* Update the palette in the boxes bitmap to reflect the current
|
||
* button colors. Note that this code relies on the layout of the
|
||
* bitmap's palette. Also, all of the colors used to draw the bitmap
|
||
* must be in the palette that is selected into the DC of the
|
||
* offscreen pixmap. This requires that the static colors be placed
|
||
* into the palette.
|
||
*/
|
||
|
||
if ((butPtr->state == STATE_DISABLED)
|
||
&& (butPtr->disabledFg == NULL)) {
|
||
boxesPalette[PAL_CHECK] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_DARK_GC));
|
||
} else {
|
||
boxesPalette[PAL_CHECK] = FlipColor(gc->foreground);
|
||
}
|
||
boxesPalette[PAL_TOP_OUTER] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_DARK_GC));
|
||
boxesPalette[PAL_TOP_INNER] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_DARK2));
|
||
boxesPalette[PAL_BOTTOM_INNER] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_LIGHT2));
|
||
boxesPalette[PAL_BOTTOM_OUTER] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_LIGHT_GC));
|
||
if ((butPtr->state == STATE_DISABLED) || (butPtr->flags & TRISTATED)) {
|
||
boxesPalette[PAL_INTERIOR] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_LIGHT2));
|
||
} else if (butPtr->selectBorder != NULL) {
|
||
boxesPalette[PAL_INTERIOR] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
butPtr->selectBorder, TK_3D_FLAT_GC));
|
||
} else {
|
||
boxesPalette[PAL_INTERIOR] = FlipColor(GetSysColor(COLOR_WINDOW));
|
||
}
|
||
boxesPalette[PAL_BACKGROUND] = FlipColor(TkWinGetBorderPixels(tkwin,
|
||
border, TK_3D_FLAT_GC));
|
||
|
||
dc = TkWinGetDrawableDC(butPtr->display, pixmap, &state);
|
||
StretchDIBits(dc, x, y, (int)tsdPtr->boxWidth, (int)tsdPtr->boxHeight,
|
||
xSrc, ySrc, (int)tsdPtr->boxWidth, (int)tsdPtr->boxHeight,
|
||
tsdPtr->boxesBits, (LPBITMAPINFO) tsdPtr->boxesPtr,
|
||
DIB_RGB_COLORS, SRCCOPY);
|
||
TkWinReleaseDrawableDC(pixmap, dc, &state);
|
||
}
|
||
|
||
/*
|
||
* If the button is disabled with a stipple rather than a special
|
||
* foreground color, generate the stippled effect. If the widget is
|
||
* selected and we use a different background color when selected, must
|
||
* temporarily modify the GC so the stippling is the right color.
|
||
*/
|
||
|
||
if ((butPtr->state == STATE_DISABLED)
|
||
&& ((butPtr->disabledFg == NULL) || (butPtr->image != NULL))) {
|
||
if ((butPtr->flags & SELECTED) && !butPtr->indicatorOn
|
||
&& (butPtr->selectBorder != NULL)) {
|
||
XSetForeground(butPtr->display, butPtr->stippleGC,
|
||
Tk_3DBorderColor(butPtr->selectBorder)->pixel);
|
||
}
|
||
|
||
/*
|
||
* Stipple the whole button if no disabledFg was specified, otherwise
|
||
* restrict stippling only to displayed image
|
||
*/
|
||
|
||
if (butPtr->disabledFg == NULL) {
|
||
XFillRectangle(butPtr->display, pixmap, butPtr->stippleGC, 0, 0,
|
||
(unsigned) Tk_Width(tkwin), (unsigned) Tk_Height(tkwin));
|
||
} else {
|
||
XFillRectangle(butPtr->display, pixmap, butPtr->stippleGC,
|
||
imageXOffset, imageYOffset,
|
||
(unsigned) imageWidth, (unsigned) imageHeight);
|
||
}
|
||
if ((butPtr->flags & SELECTED) && !butPtr->indicatorOn
|
||
&& (butPtr->selectBorder != NULL)) {
|
||
XSetForeground(butPtr->display, butPtr->stippleGC,
|
||
Tk_3DBorderColor(butPtr->normalBorder)->pixel);
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Draw the border and traversal highlight last. This way, if the button's
|
||
* contents overflow they'll be covered up by the border.
|
||
*/
|
||
|
||
if (relief != TK_RELIEF_FLAT) {
|
||
Tk_Draw3DRectangle(tkwin, pixmap, border,
|
||
defaultWidth, defaultWidth,
|
||
Tk_Width(tkwin) - 2*defaultWidth,
|
||
Tk_Height(tkwin) - 2*defaultWidth,
|
||
butPtr->borderWidth, relief);
|
||
}
|
||
if (defaultWidth != 0) {
|
||
dc = TkWinGetDrawableDC(butPtr->display, pixmap, &state);
|
||
TkWinFillRect(dc, 0, 0, Tk_Width(tkwin), defaultWidth,
|
||
(int) butPtr->highlightColorPtr->pixel);
|
||
TkWinFillRect(dc, 0, 0, defaultWidth, Tk_Height(tkwin),
|
||
(int) butPtr->highlightColorPtr->pixel);
|
||
TkWinFillRect(dc, 0, Tk_Height(tkwin) - defaultWidth,
|
||
Tk_Width(tkwin), defaultWidth,
|
||
(int) butPtr->highlightColorPtr->pixel);
|
||
TkWinFillRect(dc, Tk_Width(tkwin) - defaultWidth, 0,
|
||
defaultWidth, Tk_Height(tkwin),
|
||
(int) butPtr->highlightColorPtr->pixel);
|
||
TkWinReleaseDrawableDC(pixmap, dc, &state);
|
||
}
|
||
|
||
if (butPtr->flags & GOT_FOCUS) {
|
||
Tk_SetCaretPos(tkwin, x, y, 0 /* not used */);
|
||
}
|
||
|
||
/*
|
||
* Copy the information from the off-screen pixmap onto the screen, then
|
||
* delete the pixmap.
|
||
*/
|
||
|
||
XCopyArea(butPtr->display, pixmap, Tk_WindowId(tkwin),
|
||
butPtr->copyGC, 0, 0, (unsigned) Tk_Width(tkwin),
|
||
(unsigned) Tk_Height(tkwin), 0, 0);
|
||
Tk_FreePixmap(butPtr->display, pixmap);
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* TkpComputeButtonGeometry --
|
||
*
|
||
* After changes in a button's text or bitmap, this procedure recomputes
|
||
* the button's geometry and passes this information along to the
|
||
* geometry manager for the window.
|
||
*
|
||
* Results:
|
||
* None.
|
||
*
|
||
* Side effects:
|
||
* The button's window may change size.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
void
|
||
TkpComputeButtonGeometry(
|
||
register TkButton *butPtr) /* Button whose geometry may have changed. */
|
||
{
|
||
int txtWidth, txtHeight; /* Width and height of text */
|
||
int imgWidth, imgHeight; /* Width and height of image */
|
||
int width = 0, height = 0; /* Width and height of button */
|
||
int haveImage, haveText;
|
||
int avgWidth;
|
||
int minWidth;
|
||
/* Vertical and horizontal dialog units size in pixels. */
|
||
double vDLU, hDLU;
|
||
Tk_FontMetrics fm;
|
||
|
||
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
|
||
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
|
||
|
||
if (butPtr->highlightWidth < 0) {
|
||
butPtr->highlightWidth = 0;
|
||
}
|
||
butPtr->inset = butPtr->highlightWidth + butPtr->borderWidth;
|
||
butPtr->indicatorSpace = 0;
|
||
|
||
if (!tsdPtr->boxesPtr) {
|
||
InitBoxes();
|
||
}
|
||
|
||
/*
|
||
* Figure out image metrics.
|
||
*/
|
||
|
||
if (butPtr->image != NULL) {
|
||
Tk_SizeOfImage(butPtr->image, &imgWidth, &imgHeight);
|
||
haveImage = 1;
|
||
} else if (butPtr->bitmap != None) {
|
||
Tk_SizeOfBitmap(butPtr->display, butPtr->bitmap,
|
||
&imgWidth, &imgHeight);
|
||
haveImage = 1;
|
||
} else {
|
||
imgWidth = 0;
|
||
imgHeight = 0;
|
||
haveImage = 0;
|
||
}
|
||
|
||
/*
|
||
* Figure out font metrics (even if we don't have text because we need
|
||
* DLUs (based on font, not text) for some spacing calculations below).
|
||
*/
|
||
|
||
Tk_FreeTextLayout(butPtr->textLayout);
|
||
butPtr->textLayout = Tk_ComputeTextLayout(butPtr->tkfont,
|
||
Tcl_GetString(butPtr->textPtr), -1, butPtr->wrapLength,
|
||
butPtr->justify, 0, &butPtr->textWidth, &butPtr->textHeight);
|
||
|
||
txtWidth = butPtr->textWidth;
|
||
txtHeight = butPtr->textHeight;
|
||
haveText = (*(Tcl_GetString(butPtr->textPtr)) != '\0');
|
||
avgWidth = (Tk_TextWidth(butPtr->tkfont,
|
||
"abcdefghijklmnopqurstuvwzyABCDEFGHIJKLMNOPQURSTUVWZY",
|
||
52) + 26) / 52;
|
||
Tk_GetFontMetrics(butPtr->tkfont, &fm);
|
||
|
||
/*
|
||
* Compute dialog units for layout calculations.
|
||
*/
|
||
|
||
hDLU = avgWidth / 4.0;
|
||
vDLU = fm.linespace / 8.0;
|
||
|
||
/*
|
||
* First, let's try to compute button size "by the book" (See "Microsoft
|
||
* Windows User Experience" (ISBN 0-7356-0566-1), Chapter 14 - Visual
|
||
* Design, Section 4 - Layout (page 448)).
|
||
*
|
||
* Note, that Tk "buttons" are Microsoft "Command buttons", Tk
|
||
* "checkbuttons" are Microsoft "check boxes", Tk "radiobuttons" are
|
||
* Microsoft "option buttons", and Tk "labels" are Microsoft "text
|
||
* labels".
|
||
*/
|
||
|
||
/*
|
||
* Set width and height by button type; See User Experience table, p449.
|
||
* These are text-based measurements, even if the text is "". If there is
|
||
* an image, height will get set again later.
|
||
*/
|
||
|
||
switch (butPtr->type) {
|
||
case TYPE_BUTTON:
|
||
/*
|
||
* First compute the minimum width of the button in characters. MWUE
|
||
* says that the button should be 50 DLUs. We allow 6 DLUs padding
|
||
* left and right. (There is no rule but this is consistent with the
|
||
* fact that button text is 8 DLUs high and buttons are 14 DLUs high.)
|
||
*
|
||
* The width is specified in characters. A character is, by
|
||
* definition, 4 DLUs wide. 11 char * 4 DLU is 44 DLU + 6 DLU padding
|
||
* = 50 DLU. Therefore, width = -11 -> MWUE compliant buttons.
|
||
*/
|
||
|
||
if (butPtr->width < 0) {
|
||
minWidth = -(butPtr->width); /* Min width in chars */
|
||
width = avgWidth * minWidth; /* Allow for characters */
|
||
width += (int)(0.5 + (6 * hDLU)); /* Add for padding */
|
||
}
|
||
|
||
/*
|
||
* If shrink-wrapping was requested (width = 0) or if the text is
|
||
* wider than the default button width, adjust the button width up to
|
||
* suit.
|
||
*/
|
||
|
||
if (butPtr->width == 0
|
||
|| (txtWidth + (int)(0.5 + (6 * hDLU)) > width)) {
|
||
width = txtWidth + (int)(0.5 + (6 * hDLU));
|
||
}
|
||
|
||
/*
|
||
* The User Experience says 14 DLUs. Since text is, by definition, 8
|
||
* DLU/line, this allows for multi-line text while working perfectly
|
||
* for single-line text.
|
||
*/
|
||
|
||
height = txtHeight + (int)(0.5 + (6 * vDLU));
|
||
|
||
/*
|
||
* The above includes 6 DLUs of padding which should include defaults
|
||
* of 1 pixel of highlightwidth, 2 pixels of borderwidth, 1 pixel of
|
||
* padding and 1 pixel of extra inset on each side. Those will be
|
||
* added later so reduce width and height now to compensate.
|
||
*/
|
||
|
||
width -= 10;
|
||
height -= 10;
|
||
|
||
if (!haveImage) {
|
||
/*
|
||
* Extra inset for the focus ring.
|
||
*/
|
||
|
||
butPtr->inset += 1;
|
||
}
|
||
break;
|
||
|
||
case TYPE_LABEL:
|
||
/*
|
||
* The User Experience says, "as wide as needed".
|
||
*/
|
||
|
||
width = txtWidth;
|
||
|
||
/*
|
||
* The User Experience says, "8 (DLUs) per line of text". Since text
|
||
* is, by definition, 8 DLU/line, this allows for multi-line text
|
||
* while working perfectly for single-line text.
|
||
*/
|
||
|
||
if (txtHeight) {
|
||
height = txtHeight;
|
||
} else {
|
||
/*
|
||
* If there's no text, we want the height to be one linespace.
|
||
*/
|
||
height = fm.linespace;
|
||
}
|
||
break;
|
||
|
||
case TYPE_RADIO_BUTTON:
|
||
case TYPE_CHECK_BUTTON: {
|
||
/*
|
||
* See note for TYPE_LABEL.
|
||
*/
|
||
|
||
width = txtWidth;
|
||
|
||
/*
|
||
* The User Experience says 10 DLUs. (Is that one DLU above and below
|
||
* for the focus ring?) See note above about multi-line text and 8
|
||
* DLU/line.
|
||
*/
|
||
|
||
height = txtHeight + (int)(0.5 + (2.0 * vDLU));
|
||
|
||
/*
|
||
* The above includes 2 DLUs of padding which should include defaults
|
||
* of 1 pixel of highlightwidth, 0 pixels of borderwidth, and 1 pixel
|
||
* of padding on each side. Those will be added later so reduce height
|
||
* now to compensate.
|
||
*/
|
||
|
||
height -= 4;
|
||
|
||
/*
|
||
* Extra inset for the focus ring.
|
||
*/
|
||
butPtr->inset += 1;
|
||
break;
|
||
}
|
||
}/* switch */
|
||
|
||
/*
|
||
* At this point, the width and height are correct for a Tk text button,
|
||
* excluding padding and inset, but we have to allow for compound buttons.
|
||
* The image may be above, below, left, or right of the text.
|
||
*/
|
||
|
||
/*
|
||
* If the button is compound (i.e., it shows both an image and text), the
|
||
* new geometry is a combination of the image and text geometry. We only
|
||
* honor the compound bit if the button has both text and an image,
|
||
* because otherwise it is not really a compound button.
|
||
*/
|
||
|
||
if (butPtr->compound != COMPOUND_NONE && haveImage && haveText) {
|
||
switch ((enum compound) butPtr->compound) {
|
||
case COMPOUND_TOP:
|
||
case COMPOUND_BOTTOM:
|
||
/*
|
||
* Image is above or below text.
|
||
*/
|
||
|
||
if (imgWidth > width) {
|
||
width = imgWidth;
|
||
}
|
||
height += imgHeight + butPtr->padY;
|
||
break;
|
||
|
||
case COMPOUND_LEFT:
|
||
case COMPOUND_RIGHT:
|
||
|
||
/*
|
||
* Image is left or right of text.
|
||
*
|
||
* Only increase width of button if image doesn't fit in slack
|
||
* space of default button width
|
||
*/
|
||
|
||
if ((imgWidth + txtWidth + butPtr->padX) > width) {
|
||
width = imgWidth + txtWidth + butPtr->padX;
|
||
}
|
||
|
||
if (imgHeight > height) {
|
||
height = imgHeight;
|
||
}
|
||
break;
|
||
|
||
case COMPOUND_CENTER:
|
||
/*
|
||
* Image and text are superimposed.
|
||
*/
|
||
|
||
if (imgWidth > width) {
|
||
width = imgWidth;
|
||
}
|
||
if (imgHeight > height) {
|
||
height = imgHeight;
|
||
}
|
||
break;
|
||
case COMPOUND_NONE:
|
||
break;
|
||
} /* switch */
|
||
|
||
/*
|
||
* Fix up for minimum width.
|
||
*/
|
||
|
||
if (butPtr->width < 0) {
|
||
/*
|
||
* minWidth in pixels (because there's an image.
|
||
*/
|
||
|
||
minWidth = -(butPtr->width);
|
||
if (width < minWidth) {
|
||
width = minWidth;
|
||
}
|
||
} else if (butPtr->width > 0) {
|
||
width = butPtr->width;
|
||
}
|
||
|
||
if (butPtr->height > 0) {
|
||
height = butPtr->height;
|
||
}
|
||
|
||
width += 2*butPtr->padX;
|
||
height += 2*butPtr->padY;
|
||
} else if (haveImage) {
|
||
if (butPtr->width > 0) {
|
||
width = butPtr->width;
|
||
} else {
|
||
width = imgWidth;
|
||
}
|
||
if (butPtr->height > 0) {
|
||
height = butPtr->height;
|
||
} else {
|
||
height = imgHeight;
|
||
}
|
||
} else {
|
||
/*
|
||
* No image. May or may not be text. May or may not be compound.
|
||
*/
|
||
|
||
/*
|
||
* butPtr->width is in characters. We need to allow for that many
|
||
* characters on the face, not in the over-all button width
|
||
*/
|
||
|
||
if (butPtr->width > 0) {
|
||
width = butPtr->width * avgWidth;
|
||
}
|
||
|
||
/*
|
||
* butPtr->height is in lines of text. We need to allow for that many
|
||
* lines on the face, not in the over-all button height.
|
||
*/
|
||
|
||
if (butPtr->height > 0) {
|
||
height = butPtr->height * fm.linespace;
|
||
|
||
/*
|
||
* Make the same adjustments as above to get same height for e.g.
|
||
* a one line text with -height 0 or 1. [Bug #565485]
|
||
*/
|
||
|
||
switch (butPtr->type) {
|
||
case TYPE_BUTTON: {
|
||
height += (int)(0.5 + (6 * vDLU)) - 10;
|
||
break;
|
||
}
|
||
case TYPE_RADIO_BUTTON:
|
||
case TYPE_CHECK_BUTTON: {
|
||
height += (int)(0.5 + (2.0 * vDLU)) - 4;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
width += 2 * butPtr->padX;
|
||
height += 2 * butPtr->padY;
|
||
}
|
||
|
||
/*
|
||
* Fix up width and height for indicator sizing and spacing.
|
||
*/
|
||
|
||
if (butPtr->type == TYPE_RADIO_BUTTON
|
||
|| butPtr->type == TYPE_CHECK_BUTTON) {
|
||
if (butPtr->indicatorOn) {
|
||
butPtr->indicatorDiameter = tsdPtr->boxHeight;
|
||
|
||
/*
|
||
* Make sure we can see the whole indicator, even if the text or
|
||
* image is very small.
|
||
*/
|
||
|
||
if (height < butPtr->indicatorDiameter) {
|
||
height = butPtr->indicatorDiameter;
|
||
}
|
||
|
||
/*
|
||
* There is no rule for space between the indicator and the text
|
||
* (the two are atomic on 'Windows) but the User Experience page
|
||
* 451 says leave 3 hDLUs between "text labels and their
|
||
* associated controls".
|
||
*/
|
||
|
||
butPtr->indicatorSpace = butPtr->indicatorDiameter +
|
||
(int)(0.5 + (3.0 * hDLU));
|
||
width += butPtr->indicatorSpace;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Inset is always added to the size.
|
||
*/
|
||
|
||
width += 2 * butPtr->inset;
|
||
height += 2 * butPtr->inset;
|
||
|
||
Tk_GeometryRequest(butPtr->tkwin, width, height);
|
||
Tk_SetInternalBorder(butPtr->tkwin, butPtr->inset);
|
||
}
|
||
|
||
/*
|
||
*----------------------------------------------------------------------
|
||
*
|
||
* ButtonProc --
|
||
*
|
||
* This function is call by Windows whenever an event occurs on a button
|
||
* control created by Tk.
|
||
*
|
||
* Results:
|
||
* Standard Windows return value.
|
||
*
|
||
* Side effects:
|
||
* May generate events.
|
||
*
|
||
*----------------------------------------------------------------------
|
||
*/
|
||
|
||
static LRESULT CALLBACK
|
||
ButtonProc(
|
||
HWND hwnd,
|
||
UINT message,
|
||
WPARAM wParam,
|
||
LPARAM lParam)
|
||
{
|
||
LRESULT result;
|
||
WinButton *butPtr;
|
||
Tk_Window tkwin = Tk_HWNDToWindow(hwnd);
|
||
|
||
if (tkwin == NULL) {
|
||
Tcl_Panic("ButtonProc called on an invalid HWND");
|
||
}
|
||
butPtr = (WinButton *)((TkWindow*)tkwin)->instanceData;
|
||
|
||
switch(message) {
|
||
case WM_ERASEBKGND:
|
||
return 0;
|
||
|
||
case BM_GETCHECK:
|
||
if (((butPtr->info.type == TYPE_CHECK_BUTTON)
|
||
|| (butPtr->info.type == TYPE_RADIO_BUTTON))
|
||
&& butPtr->info.indicatorOn) {
|
||
return (butPtr->info.flags & SELECTED)
|
||
? BST_CHECKED : BST_UNCHECKED;
|
||
}
|
||
return 0;
|
||
|
||
case BM_GETSTATE: {
|
||
DWORD state = 0;
|
||
|
||
if (((butPtr->info.type == TYPE_CHECK_BUTTON)
|
||
|| (butPtr->info.type == TYPE_RADIO_BUTTON))
|
||
&& butPtr->info.indicatorOn) {
|
||
state = (butPtr->info.flags & SELECTED)
|
||
? BST_CHECKED : BST_UNCHECKED;
|
||
}
|
||
if (butPtr->info.flags & GOT_FOCUS) {
|
||
state |= BST_FOCUS;
|
||
}
|
||
return state;
|
||
}
|
||
case WM_ENABLE:
|
||
break;
|
||
|
||
case WM_PAINT: {
|
||
PAINTSTRUCT ps;
|
||
BeginPaint(hwnd, &ps);
|
||
EndPaint(hwnd, &ps);
|
||
TkpDisplayButton((ClientData)butPtr);
|
||
|
||
/*
|
||
* Special note: must cancel any existing idle handler for
|
||
* TkpDisplayButton; it's no longer needed, and TkpDisplayButton
|
||
* cleared the REDRAW_PENDING flag.
|
||
*/
|
||
|
||
Tcl_CancelIdleCall(TkpDisplayButton, (ClientData)butPtr);
|
||
return 0;
|
||
}
|
||
case BN_CLICKED: {
|
||
/*
|
||
* OOPS: chromium fires WM_NULL regularly to ping if plugin is still
|
||
* alive. When using an external window (i.e. via the tcl plugin), this
|
||
* causes all buttons to fire once a second, so we need to make sure
|
||
* that we are not dealing with the chromium life check.
|
||
*/
|
||
if (wParam != 0 || lParam != 0) {
|
||
int code;
|
||
Tcl_Interp *interp = butPtr->info.interp;
|
||
|
||
if (butPtr->info.state != STATE_DISABLED) {
|
||
Tcl_Preserve((ClientData)interp);
|
||
code = TkInvokeButton((TkButton*)butPtr);
|
||
if (code != TCL_OK && code != TCL_CONTINUE
|
||
&& code != TCL_BREAK) {
|
||
Tcl_AddErrorInfo(interp, "\n (button invoke)");
|
||
Tcl_BackgroundError(interp);
|
||
}
|
||
Tcl_Release((ClientData)interp);
|
||
}
|
||
Tcl_ServiceAll();
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
default:
|
||
if (Tk_TranslateWinEvent(hwnd, message, wParam, lParam, &result)) {
|
||
return result;
|
||
}
|
||
}
|
||
return DefWindowProc(hwnd, message, wParam, lParam);
|
||
}
|
||
|
||
/*
|
||
* Local Variables:
|
||
* mode: c
|
||
* c-basic-offset: 4
|
||
* fill-column: 78
|
||
* End:
|
||
*/
|