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-rw-r--r--carbon/tkMacOSXButton.c1621
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diff --git a/carbon/tkMacOSXButton.c b/carbon/tkMacOSXButton.c
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+++ b/carbon/tkMacOSXButton.c
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+/*
+ * tkMacOSXButton.c --
+ *
+ * This file implements the Macintosh specific portion of the
+ * button widgets.
+ *
+ * Copyright (c) 1996-1997 by Sun Microsystems, Inc.
+ * Copyright 2001, Apple Computer, Inc.
+ * Copyright (c) 2006-2007 Daniel A. Steffen <das@users.sourceforge.net>
+ *
+ * See the file "license.terms" for information on usage and redistribution
+ * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ */
+
+#include "tkMacOSXPrivate.h"
+#include "tkButton.h"
+#include "tkMacOSXFont.h"
+#include "tkMacOSXDebug.h"
+
+#define DEFAULT_USE_TK_TEXT 0
+
+#define CONTROL_INITIALIZED 1
+#define FIRST_DRAW 2
+#define ACTIVE 4
+
+#define MAX_VALUE 2
+
+/*
+ * Default insets for controls
+ */
+
+#define DEF_INSET_LEFT 2
+#define DEF_INSET_RIGHT 2
+#define DEF_INSET_TOP 2
+#define DEF_INSET_BOTTOM 4
+
+/*
+ * Some defines used to control what type of control is drawn.
+ */
+
+#define DRAW_LABEL 0 /* Labels are treated genericly. */
+#define DRAW_CONTROL 1 /* Draw using the Native control. */
+#define DRAW_CUSTOM 2 /* Make our own button drawing. */
+#define DRAW_BEVEL 3
+
+/*
+ * Declaration of Mac specific button structure.
+ */
+
+typedef struct {
+ SInt16 initialValue;
+ SInt16 minValue;
+ SInt16 maxValue;
+ SInt16 procID;
+ int isBevel;
+} MacControlParams;
+
+typedef struct {
+ int drawType;
+ Tk_3DBorder border;
+ int relief;
+ int offset; /* 0 means this is a normal widget. 1 means
+ * it is an image button, so we offset the
+ * image to make the button appear to move
+ * up and down as the relief changes. */
+ GC gc;
+ int hasImageOrBitmap;
+} DrawParams;
+
+typedef struct {
+ TkButton info; /* Generic button info */
+ int id;
+ int usingControl;
+ int useTkText;
+ int flags; /* Initialisation status */
+ MacControlParams params;
+ WindowRef windowRef;
+ unsigned long userPaneBackground;
+ ControlRef userPane; /* Carbon control */
+ ControlRef control; /* Carbon control */
+ Str255 controlTitle;
+ ControlFontStyleRec fontStyle;
+ /*
+ * The following are used to store the image content for
+ * beveled buttons, i.e. buttons with images.
+ */
+ ControlButtonContentInfo bevelButtonContent;
+ OpenCPicParams picParams;
+} MacButton;
+
+/*
+ * Forward declarations for procedures defined later in this file:
+ */
+
+static OSStatus SetUserPaneDrawProc(ControlRef control,
+ ControlUserPaneDrawProcPtr upp);
+static OSStatus SetUserPaneSetUpSpecialBackgroundProc(ControlRef control,
+ ControlUserPaneBackgroundProcPtr upp);
+static void UserPaneDraw(ControlRef control, ControlPartCode cpc);
+static void UserPaneBackgroundProc(ControlHandle,
+ ControlBackgroundPtr info);
+
+static void ButtonEventProc(ClientData clientData, XEvent *eventPtr);
+static int UpdateControlColors(MacButton *mbPtr);
+static void TkMacOSXComputeControlParams(TkButton *butPtr,
+ MacControlParams *paramsPtr);
+static int TkMacOSXComputeDrawParams(TkButton *butPtr, DrawParams *dpPtr);
+static void TkMacOSXDrawControl(MacButton *butPtr, GWorldPtr destPort, GC gc,
+ Pixmap pixmap);
+static void SetupBevelButton(MacButton *butPtr, ControlRef controlHandle,
+ GWorldPtr destPort, GC gc, Pixmap pixmap);
+
+/*
+ * The class procedure table for the button widgets.
+ */
+
+const Tk_ClassProcs tkpButtonProcs = {
+ sizeof(Tk_ClassProcs), /* size */
+ TkButtonWorldChanged, /* worldChangedProc */
+ NULL, /* createProc */
+ NULL /* modalProc */
+};
+
+static int bCount;
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpCreateButton --
+ *
+ * Allocate a new TkButton structure.
+ *
+ * Results:
+ * Returns a newly allocated TkButton structure.
+ *
+ * Side effects:
+ * Registers an event handler for the widget.
+ *
+ *----------------------------------------------------------------------
+ */
+
+TkButton *
+TkpCreateButton(
+ Tk_Window tkwin)
+{
+ MacButton *macButtonPtr = ckalloc(sizeof(MacButton));
+
+ Tk_CreateEventHandler(tkwin, ActivateMask,
+ ButtonEventProc, (ClientData) macButtonPtr);
+ macButtonPtr->id = bCount++;
+ macButtonPtr->usingControl = 0;
+ macButtonPtr->flags = 0;
+ macButtonPtr->userPaneBackground = PIXEL_MAGIC << 24;
+ macButtonPtr->userPane = NULL;
+ macButtonPtr->control = NULL;
+ macButtonPtr->controlTitle[0] = 0;
+ macButtonPtr->controlTitle[1] = 0;
+ bzero(&macButtonPtr->params, sizeof(macButtonPtr->params));
+ bzero(&macButtonPtr->fontStyle, sizeof(macButtonPtr->fontStyle));
+
+ return (TkButton *)macButtonPtr;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpDisplayButton --
+ *
+ * This procedure is invoked to display a button widget. It is
+ * normally invoked as an idle handler.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Commands are output to X to display the button in its
+ * current mode. The REDRAW_PENDING flag is cleared.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkpDisplayButton(
+ ClientData clientData) /* Information about widget. */
+{
+ MacButton *macButtonPtr = (MacButton *) clientData;
+ TkButton *butPtr = (TkButton *) clientData;
+ Tk_Window tkwin = butPtr->tkwin;
+ CGrafPtr destPort, savePort;
+ Boolean portChanged;
+ Pixmap pixmap;
+ int width, height, fullWidth, fullHeight, textXOffset, textYOffset;
+ int borderWidth = 0, wasUsingControl;
+ int haveImage = 0, haveText = 0, imageWidth = 0, imageHeight = 0;
+ int imageXOffset = 0, imageYOffset = 0; /* image information that will
+ * be used to restrict disabled
+ * pixmap as well */
+ DrawParams drawParams, *dpPtr = &drawParams;
+
+ butPtr->flags &= ~REDRAW_PENDING;
+ if ((butPtr->tkwin == NULL) || !Tk_IsMapped(tkwin)) {
+ return;
+ }
+ pixmap = (Pixmap) Tk_WindowId(tkwin);
+ wasUsingControl = macButtonPtr->usingControl;
+
+ if (TkMacOSXComputeDrawParams(butPtr, &drawParams) ) {
+ macButtonPtr->usingControl = 1;
+ if (butPtr->type == TYPE_BUTTON) {
+ macButtonPtr->useTkText = 0;
+ } else {
+ macButtonPtr->useTkText = 1;
+ }
+ } else {
+ macButtonPtr->usingControl = 0;
+ macButtonPtr->useTkText = 1;
+ }
+
+ /*
+ * See the comment in UpdateControlColors as to why we use the
+ * highlightbackground for the border of Macintosh buttons.
+ */
+
+ if (macButtonPtr->useTkText) {
+ if (butPtr->type == TYPE_BUTTON) {
+ Tk_Fill3DRectangle(tkwin, pixmap, butPtr->highlightBorder, 0, 0,
+ Tk_Width(tkwin), Tk_Height(tkwin), 0, TK_RELIEF_FLAT);
+ } else {
+ Tk_Fill3DRectangle(tkwin, pixmap, butPtr->normalBorder, 0, 0,
+ Tk_Width(tkwin), Tk_Height(tkwin), 0, TK_RELIEF_FLAT);
+ }
+ }
+
+ /*
+ * Set up clipping region. Make sure the we are using the port
+ * for this button, or we will set the wrong window's clip.
+ */
+
+ destPort = TkMacOSXGetDrawablePort(pixmap);
+ portChanged = QDSwapPort(destPort, &savePort);
+ TkMacOSXSetUpClippingRgn(pixmap);
+
+ /*
+ * Draw the native portion of the buttons. Start by creating the control
+ * if it doesn't already exist. Then configure the Macintosh control from
+ * the Tk info. Finally, we call Draw1Control to draw to the screen.
+ */
+
+ if (macButtonPtr->usingControl) {
+ borderWidth = 0;
+ TkMacOSXDrawControl(macButtonPtr, destPort, dpPtr->gc, pixmap);
+ } else if (wasUsingControl && macButtonPtr->userPane) {
+ DisposeControl(macButtonPtr->userPane);
+ macButtonPtr->userPane = NULL;
+ macButtonPtr->control = NULL;
+ macButtonPtr->flags = 0;
+ }
+
+ if ((dpPtr->drawType == DRAW_CUSTOM) || (dpPtr->drawType == DRAW_LABEL)) {
+ borderWidth = butPtr->borderWidth;
+ }
+
+ /*
+ * Display image or bitmap or text for button. This has
+ * already been done under Appearance with the Bevel
+ * button types.
+ */
+
+ if (dpPtr->drawType == DRAW_BEVEL) {
+ goto applyStipple;
+ }
+
+ 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 x, y;
+
+ textXOffset = 0;
+ textYOffset = 0;
+ 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;
+
+ x += dpPtr->offset;
+ y += dpPtr->offset;
+ if (dpPtr->relief == TK_RELIEF_RAISED) {
+ x -= dpPtr->offset;
+ y -= dpPtr->offset;
+ } else if (dpPtr->relief == TK_RELIEF_SUNKEN) {
+ x += dpPtr->offset;
+ y += dpPtr->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, dpPtr->gc, imageXOffset,
+ imageYOffset);
+ XCopyPlane(butPtr->display, butPtr->bitmap, pixmap, dpPtr->gc,
+ 0, 0, width, height, imageXOffset, imageYOffset, 1);
+ XSetClipOrigin(butPtr->display, dpPtr->gc, 0, 0);
+ }
+
+ if (macButtonPtr->useTkText) {
+ Tk_DrawTextLayout(butPtr->display, pixmap, dpPtr->gc,
+ butPtr->textLayout, x + textXOffset, y + textYOffset, 0,
+ -1);
+ Tk_UnderlineTextLayout(butPtr->display, pixmap, dpPtr->gc,
+ butPtr->textLayout, x + textXOffset, y + textYOffset,
+ butPtr->underline);
+ }
+ y += fullHeight/2;
+ } else if (haveImage) {
+ int x = 0, y;
+
+ TkComputeAnchor(butPtr->anchor, tkwin, 0, 0,
+ butPtr->indicatorSpace + width, height, &x, &y);
+ x += butPtr->indicatorSpace;
+
+ x += dpPtr->offset;
+ y += dpPtr->offset;
+ if (dpPtr->relief == TK_RELIEF_RAISED) {
+ x -= dpPtr->offset;
+ y -= dpPtr->offset;
+ } else if (dpPtr->relief == TK_RELIEF_SUNKEN) {
+ x += dpPtr->offset;
+ y += dpPtr->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, dpPtr->gc, x, y);
+ XCopyPlane(butPtr->display, butPtr->bitmap, pixmap, dpPtr->gc,
+ 0, 0, width, height, x, y, 1);
+ XSetClipOrigin(butPtr->display, dpPtr->gc, 0, 0);
+ }
+ y += height/2;
+ } else if (macButtonPtr->useTkText) {
+ int x = 0, y;
+
+ TkComputeAnchor(butPtr->anchor, tkwin, butPtr->padX, butPtr->padY,
+ butPtr->indicatorSpace + butPtr->textWidth,
+ butPtr->textHeight, &x, &y);
+ x += butPtr->indicatorSpace;
+ Tk_DrawTextLayout(butPtr->display, pixmap, dpPtr->gc,
+ butPtr->textLayout, x, y, 0, -1);
+ }
+
+ /*
+ * 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.
+ */
+
+ applyStipple:
+ if (macButtonPtr->useTkText) {
+ 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 (dpPtr->relief != TK_RELIEF_FLAT) {
+ int inset = butPtr->highlightWidth;
+
+ Tk_Draw3DRectangle(tkwin, pixmap, dpPtr->border, inset, inset,
+ Tk_Width(tkwin) - 2*inset, Tk_Height(tkwin) - 2*inset,
+ borderWidth, dpPtr->relief);
+ }
+ }
+ if (portChanged) {
+ QDSwapPort(savePort, NULL);
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * 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(
+ TkButton *butPtr) /* Button whose geometry may have changed. */
+{
+ int width, height, avgWidth, haveImage = 0, haveText = 0;
+ int xInset, yInset, txtWidth, txtHeight;
+ Tk_FontMetrics fm;
+ DrawParams drawParams;
+
+ /*
+ * First figure out the size of the contents of the button.
+ */
+
+ width = 0;
+ height = 0;
+ txtWidth = 0;
+ txtHeight = 0;
+ avgWidth = 0;
+
+ butPtr->indicatorSpace = 0;
+ if (butPtr->image != NULL) {
+ Tk_SizeOfImage(butPtr->image, &width, &height);
+ haveImage = 1;
+ } else if (butPtr->bitmap != None) {
+ Tk_SizeOfBitmap(butPtr->display, butPtr->bitmap, &width, &height);
+ haveImage = 1;
+ }
+
+ if (haveImage == 0 || butPtr->compound != COMPOUND_NONE) {
+ 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;
+ avgWidth = Tk_TextWidth(butPtr->tkfont, "0", 1);
+ Tk_GetFontMetrics(butPtr->tkfont, &fm);
+ haveText = (txtWidth != 0 && txtHeight != 0);
+ }
+
+ /*
+ * If the button is compound (ie, 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.
+ */
+
+ height += txtHeight + butPtr->padY;
+ width = (width > txtWidth ? width : txtWidth);
+ break;
+ case COMPOUND_LEFT:
+ case COMPOUND_RIGHT:
+ /*
+ * Image is left or right of text.
+ */
+
+ width += txtWidth + butPtr->padX;
+ height = (height > txtHeight ? height : txtHeight);
+ break;
+ case COMPOUND_CENTER:
+ /*
+ * Image and text are superimposed.
+ */
+
+ width = (width > txtWidth ? width : txtWidth);
+ height = (height > txtHeight ? height : txtHeight);
+ break;
+ case COMPOUND_NONE:
+ break;
+ }
+ if (butPtr->width > 0) {
+ width = butPtr->width;
+ }
+ if (butPtr->height > 0) {
+ height = butPtr->height;
+ }
+
+ if ((butPtr->type >= TYPE_CHECK_BUTTON) && butPtr->indicatorOn) {
+ butPtr->indicatorSpace = height;
+ if (butPtr->type == TYPE_CHECK_BUTTON) {
+ butPtr->indicatorDiameter = (65 * height)/100;
+ } else {
+ butPtr->indicatorDiameter = (75 * height)/100;
+ }
+ }
+
+ width += 2 * butPtr->padX;
+ height += 2 * butPtr->padY;
+ } else if (haveImage) {
+ if (butPtr->width > 0) {
+ width = butPtr->width;
+ }
+ if (butPtr->height > 0) {
+ height = butPtr->height;
+ }
+ if ((butPtr->type >= TYPE_CHECK_BUTTON) && butPtr->indicatorOn) {
+ butPtr->indicatorSpace = height;
+ if (butPtr->type == TYPE_CHECK_BUTTON) {
+ butPtr->indicatorDiameter = (65 * height)/100;
+ } else {
+ butPtr->indicatorDiameter = (75 * height)/100;
+ }
+ }
+ } else {
+ width = txtWidth;
+ height = txtHeight;
+ if (butPtr->width > 0) {
+ width = butPtr->width * avgWidth;
+ }
+ if (butPtr->height > 0) {
+ height = butPtr->height * fm.linespace;
+ }
+ if ((butPtr->type >= TYPE_CHECK_BUTTON) && butPtr->indicatorOn) {
+ butPtr->indicatorDiameter = fm.linespace;
+ if (butPtr->type == TYPE_CHECK_BUTTON) {
+ butPtr->indicatorDiameter =
+ (80 * butPtr->indicatorDiameter)/100;
+ }
+ butPtr->indicatorSpace = butPtr->indicatorDiameter + avgWidth;
+ }
+ }
+
+ /*
+ * Now figure out the size of the border decorations for the button.
+ */
+
+ if (butPtr->highlightWidth < 0) {
+ butPtr->highlightWidth = 0;
+ }
+
+ /*
+ * The width and height calculation for Appearance buttons with images &
+ * non-Appearance buttons with images is different. In the latter case,
+ * we add the borderwidth to the inset, since we are going to stamp a
+ * 3-D border over the image. In the former, we add it to the height,
+ * directly, since Appearance will draw the border as part of our control.
+ *
+ * When issuing the geometry request, add extra space for the indicator,
+ * if any, and for the border and padding, plus if this is an image two
+ * extra pixels so the display can be offset by 1 pixel in either
+ * direction for the raised or lowered effect.
+ *
+ * The highlight width corresponds to the default ring on the Macintosh.
+ * As such, the highlight width is only added if the button is the default
+ * button. The actual width of the default ring is one less than the
+ * highlight width as there is also one pixel of spacing.
+ * Appearance buttons with images do not have a highlight ring, because the
+ * Bevel button type does not support one.
+ */
+
+ if ((butPtr->image == None) && (butPtr->bitmap == None)) {
+ width += 2*butPtr->padX;
+ height += 2*butPtr->padY;
+ }
+
+ if ((butPtr->type == TYPE_BUTTON)) {
+ if ((butPtr->image == None) && (butPtr->bitmap == None)) {
+ butPtr->inset = 0;
+ if (butPtr->defaultState != STATE_DISABLED) {
+ butPtr->inset += butPtr->highlightWidth;
+ }
+ } else {
+ butPtr->inset = 0;
+ width += (2 * butPtr->borderWidth + 4);
+ height += (2 * butPtr->borderWidth + 4);
+ }
+ } else if (butPtr->type == TYPE_LABEL) {
+ butPtr->inset = butPtr->borderWidth;
+ } else if (butPtr->indicatorOn) {
+ butPtr->inset = 0;
+ } else {
+ /*
+ * Under Appearance, the Checkbutton or radiobutton with an image
+ * is represented by a BevelButton with the Sticky defProc...
+ * So we must set its height in the same way as the Button
+ * with an image or bitmap.
+ */
+
+ if (butPtr->image != None || butPtr->bitmap != None) {
+ int border;
+
+ butPtr->inset = 0;
+ if (butPtr->borderWidth <= 2) {
+ border = 6;
+ } else {
+ border = 2 * butPtr->borderWidth + 2;
+ }
+ width += border;
+ height += border;
+ } else {
+ butPtr->inset = butPtr->borderWidth;
+ }
+ }
+
+ if (TkMacOSXComputeDrawParams(butPtr, &drawParams)) {
+ xInset = butPtr->indicatorSpace + DEF_INSET_LEFT + DEF_INSET_RIGHT;
+ yInset = DEF_INSET_TOP + DEF_INSET_BOTTOM;
+ } else {
+ xInset = butPtr->indicatorSpace+butPtr->inset*2;
+ yInset = butPtr->inset*2;
+ }
+ Tk_GeometryRequest(butPtr->tkwin, width + xInset, height + yInset);
+ Tk_SetInternalBorder(butPtr->tkwin, butPtr->inset);
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpDestroyButton --
+ *
+ * Free data structures associated with the button control.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Restores the default control state.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkpDestroyButton(
+ TkButton *butPtr)
+{
+ MacButton *mbPtr = (MacButton *) butPtr; /* Mac button. */
+
+ if (mbPtr->userPane) {
+ DisposeControl(mbPtr->userPane);
+ mbPtr->userPane = NULL;
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkMacOSXInitControl --
+ *
+ * This procedure initialises a Carbon control.
+ *
+ * Results:
+ * 0 on success, 1 on failure.
+ *
+ * Side effects:
+ * A background pane control and the control itself is created
+ * The contol is embedded in the background control
+ * The background control is embedded in the root control
+ * of the containing window
+ * The creation parameters for the control are also computed
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+TkMacOSXInitControl(
+ MacButton *mbPtr, /* Mac button. */
+ GWorldPtr destPort,
+ GC gc,
+ Pixmap pixmap,
+ Rect *paneRect,
+ Rect *cntrRect)
+{
+ TkButton *butPtr = (TkButton *) mbPtr;
+ ControlRef rootControl;
+ SInt16 procID, initialValue, minValue, maxValue;
+ Boolean initiallyVisible;
+ SInt32 controlReference;
+
+ rootControl = TkMacOSXGetRootControl(Tk_WindowId(butPtr->tkwin));
+ mbPtr->windowRef = TkMacOSXDrawableWindow(Tk_WindowId(butPtr->tkwin));
+
+ /*
+ * Set up the user pane.
+ */
+
+ initiallyVisible = false;
+ initialValue = kControlSupportsEmbedding|kControlHasSpecialBackground;
+ minValue = 0;
+ maxValue = 1;
+ procID = kControlUserPaneProc;
+ controlReference = (SInt32)mbPtr;
+ mbPtr->userPane = NewControl(mbPtr->windowRef, paneRect, "\p",
+ initiallyVisible, initialValue, minValue, maxValue, procID,
+ controlReference);
+
+ if (!mbPtr->userPane) {
+ TkMacOSXDbgMsg("Failed to create user pane control");
+ return 1;
+ }
+ if (ChkErr(EmbedControl, mbPtr->userPane,rootControl) != noErr) {
+ return 1;
+ }
+
+ SetUserPaneSetUpSpecialBackgroundProc(mbPtr->userPane,
+ UserPaneBackgroundProc);
+ SetUserPaneDrawProc(mbPtr->userPane,UserPaneDraw);
+ initiallyVisible = false;
+ TkMacOSXComputeControlParams(butPtr,&mbPtr->params);
+ mbPtr->control = NewControl(mbPtr->windowRef, cntrRect, "\p",
+ initiallyVisible, mbPtr->params.initialValue,
+ mbPtr->params.minValue, mbPtr->params.maxValue,
+ mbPtr->params.procID, controlReference);
+
+ if (!mbPtr->control) {
+ TkMacOSXDbgMsg("Failed to create control of type %d\n", procID);
+ return 1;
+ }
+ if (ChkErr(EmbedControl, mbPtr->control,mbPtr->userPane) != noErr ) {
+ return 1;
+ }
+
+ mbPtr->flags |= (CONTROL_INITIALIZED | FIRST_DRAW);
+ if (IsWindowActive(mbPtr->windowRef)) {
+ mbPtr->flags |= ACTIVE;
+ }
+ return 0;
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * TkMacOSXDrawControl --
+ *
+ * This function draws the tk button using Mac controls
+ * In addition, this code may apply custom colors passed
+ * in the TkButton.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The control is created, or reinitialised as needed.
+ *
+ *--------------------------------------------------------------
+ */
+
+static void
+TkMacOSXDrawControl(
+ MacButton *mbPtr, /* Mac button. */
+ GWorldPtr destPort, /* Off screen GWorld. */
+ GC gc, /* The GC we are drawing into - needed for the
+ * bevel button */
+ Pixmap pixmap) /* The pixmap we are drawing into - needed for
+ * the bevel button */
+{
+ TkButton *butPtr = (TkButton *) mbPtr;
+ TkWindow *winPtr;
+ Rect paneRect, cntrRect;
+ int active, enabled;
+ int rebuild;
+
+ winPtr = (TkWindow *) butPtr->tkwin;
+
+ paneRect.left = winPtr->privatePtr->xOff;
+ paneRect.top = winPtr->privatePtr->yOff;
+ paneRect.right = paneRect.left + Tk_Width(butPtr->tkwin);
+ paneRect.bottom = paneRect.top + Tk_Height(butPtr->tkwin);
+
+ cntrRect = paneRect;
+
+/*
+ cntrRect.left += butPtr->inset;
+ cntrRect.top += butPtr->inset;
+ cntrRect.right -= butPtr->inset;
+ cntrRect.bottom -= butPtr->inset;
+*/
+ cntrRect.left += DEF_INSET_LEFT;
+ cntrRect.top += DEF_INSET_TOP;
+ cntrRect.right -= DEF_INSET_RIGHT;
+ cntrRect.bottom -= DEF_INSET_BOTTOM;
+
+ /*
+ * The control has been previously initialised.
+ * It may need to be re-initialised
+ */
+#ifdef TK_REBUILD_TOPLEVEL
+ rebuild = (winPtr->flags & TK_REBUILD_TOPLEVEL);
+ winPtr->flags &= ~TK_REBUILD_TOPLEVEL;
+#else
+ rebuild = 0;
+#endif
+ if (mbPtr->flags) {
+ MacControlParams params;
+
+ TkMacOSXComputeControlParams(butPtr, &params);
+ if (rebuild || bcmp(&params, &mbPtr->params, sizeof(params))) {
+ /*
+ * The type of control has changed.
+ * Clean it up and clear the flag.
+ */
+
+ if (mbPtr->userPane) {
+ DisposeControl(mbPtr->userPane);
+ mbPtr->userPane = NULL;
+ mbPtr->control = NULL;
+ }
+ mbPtr->flags = 0;
+ }
+ }
+ if (!(mbPtr->flags & CONTROL_INITIALIZED)) {
+ if (TkMacOSXInitControl(mbPtr, destPort, gc, pixmap, &paneRect,
+ &cntrRect)) {
+ return;
+ }
+ }
+ SetControlBounds(mbPtr->userPane, &paneRect);
+ SetControlBounds(mbPtr->control, &cntrRect);
+
+ if (!mbPtr->useTkText) {
+ Str255 controlTitle;
+ ControlFontStyleRec fontStyle;
+ Tk_Font font;
+ int len;
+
+ if (((mbPtr->info.image == NULL) && (mbPtr->info.bitmap == None))
+ || (mbPtr->info.compound != COMPOUND_NONE)) {
+ len = TkFontGetFirstTextLayout(butPtr->textLayout,
+ &font, (char*) controlTitle);
+ controlTitle[len] = 0;
+ } else {
+ len = 0;
+ controlTitle[0] = 0;
+ }
+ if (rebuild || bcmp(mbPtr->controlTitle, controlTitle, len+1)) {
+ CFStringRef cf = CFStringCreateWithCString(NULL,
+ (char*) controlTitle, kCFStringEncodingUTF8);
+
+ if (cf != NULL) {
+ SetControlTitleWithCFString(mbPtr->control, cf);
+ CFRelease(cf);
+ }
+ bcopy(controlTitle, mbPtr->controlTitle, len+1);
+ }
+ if (len) {
+ TkMacOSXInitControlFontStyle(font, &fontStyle);
+ if (bcmp(&mbPtr->fontStyle, &fontStyle, sizeof(fontStyle)) ) {
+ ChkErr(SetControlFontStyle, mbPtr->control, &fontStyle);
+ bcopy(&fontStyle, &mbPtr->fontStyle, sizeof(fontStyle));
+ }
+ }
+ }
+ if (mbPtr->params.isBevel) {
+ /*
+ * Initialiase the image/button parameters.
+ */
+
+ SetupBevelButton(mbPtr, mbPtr->control, destPort, gc, pixmap);
+ }
+
+ if (butPtr->flags & SELECTED) {
+ SetControlValue(mbPtr->control, 1);
+ } else if (butPtr->flags & TRISTATED) {
+ SetControlValue(mbPtr->control, 2);
+ } else {
+ SetControlValue(mbPtr->control, 0);
+ }
+
+ active = ((mbPtr->flags & ACTIVE) != 0);
+ if (active != IsControlActive(mbPtr->control)) {
+ if (active) {
+ ChkErr(ActivateControl, mbPtr->control);
+ } else {
+ ChkErr(DeactivateControl, mbPtr->control);
+ }
+ }
+ enabled = !(butPtr->state == STATE_DISABLED);
+ if (enabled != IsControlEnabled(mbPtr->control)) {
+ if (enabled) {
+ ChkErr(EnableControl, mbPtr->control);
+ } else {
+ ChkErr(DisableControl, mbPtr->control);
+ }
+ }
+ if (active && enabled) {
+ if (butPtr->state == STATE_ACTIVE) {
+ if (mbPtr->params.isBevel) {
+ HiliteControl(mbPtr->control, kControlButtonPart);
+ } else {
+ switch (butPtr->type) {
+ case TYPE_BUTTON:
+ HiliteControl(mbPtr->control, kControlButtonPart);
+ break;
+ case TYPE_RADIO_BUTTON:
+ HiliteControl(mbPtr->control, kControlRadioButtonPart);
+ break;
+ case TYPE_CHECK_BUTTON:
+ HiliteControl(mbPtr->control, kControlCheckBoxPart);
+ break;
+ }
+ }
+ } else {
+ HiliteControl(mbPtr->control, kControlNoPart);
+ }
+ }
+ UpdateControlColors(mbPtr);
+
+ if (butPtr->type == TYPE_BUTTON && !mbPtr->params.isBevel) {
+ Boolean isDefault;
+
+ if (butPtr->defaultState == STATE_ACTIVE) {
+ isDefault = true;
+ } else {
+ isDefault = false;
+ }
+ ChkErr(SetControlData, mbPtr->control, kControlNoPart,
+ kControlPushButtonDefaultTag, sizeof(isDefault), &isDefault);
+ }
+
+ if (mbPtr->flags & FIRST_DRAW) {
+ ShowControl(mbPtr->userPane);
+ ShowControl(mbPtr->control);
+ mbPtr->flags ^= FIRST_DRAW;
+ } else {
+ SetControlVisibility(mbPtr->control, true, true);
+ Draw1Control(mbPtr->userPane);
+ }
+
+ if (mbPtr->params.isBevel) {
+ if (mbPtr->bevelButtonContent.contentType ==
+ kControlContentPictHandle) {
+ KillPicture(mbPtr->bevelButtonContent.u.picture);
+ }
+ }
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * SetupBevelButton --
+ *
+ * Sets up the Bevel Button with image by copying the
+ * source image onto the PicHandle for the button.
+ *
+ * Results:
+ * None
+ *
+ * Side effects:
+ * The image or bitmap for the button is copied over to a picture.
+ *
+ *--------------------------------------------------------------
+ */
+
+void
+SetupBevelButton(
+ MacButton *mbPtr, /* Mac button. */
+ ControlRef controlHandle, /* The control to set this picture to. */
+ GWorldPtr destPort, /* Off screen GWorld. */
+ GC gc, /* The GC we are drawing into - needed for the
+ * bevel button. */
+ Pixmap pixmap) /* The pixmap we are drawing into - needed for
+ * the bevel button. */
+{
+ TkButton *butPtr = (TkButton *) mbPtr;
+ int height, width;
+ ControlButtonGraphicAlignment theAlignment;
+ CGrafPtr savePort;
+ Boolean portChanged = false;
+
+ if (butPtr->image != None) {
+ Tk_SizeOfImage(butPtr->image, &width, &height);
+ } else {
+ Tk_SizeOfBitmap(butPtr->display, butPtr->bitmap, &width, &height);
+ }
+
+ if ((butPtr->width > 0) && (butPtr->width < width)) {
+ width = butPtr->width;
+ }
+ if ((butPtr->height > 0) && (butPtr->height < height)) {
+ height = butPtr->height;
+ }
+
+ {
+ portChanged = QDSwapPort(destPort, &savePort);
+ mbPtr->picParams.version = -2;
+ mbPtr->picParams.hRes = 0x00480000;
+ mbPtr->picParams.vRes = 0x00480000;
+ mbPtr->picParams.srcRect.top = 0;
+ mbPtr->picParams.srcRect.left = 0;
+ mbPtr->picParams.srcRect.bottom = height;
+ mbPtr->picParams.srcRect.right = width;
+ mbPtr->picParams.reserved1 = 0;
+ mbPtr->picParams.reserved2 = 0;
+ mbPtr->bevelButtonContent.contentType = kControlContentPictHandle;
+ mbPtr->bevelButtonContent.u.picture = OpenCPicture(&mbPtr->picParams);
+ if (!mbPtr->bevelButtonContent.u.picture) {
+ TkMacOSXDbgMsg("OpenCPicture failed");
+ }
+ tkPictureIsOpen = 1;
+
+ /*
+ * TO DO - There is one case where XCopyPlane calls CopyDeepMask,
+ * which does not get recorded in the picture. So the bitmap code
+ * will fail in that case.
+ */
+ }
+
+ if (butPtr->selectImage != NULL && (butPtr->flags & SELECTED)) {
+ Tk_RedrawImage(butPtr->selectImage, 0, 0, width, height, pixmap, 0, 0);
+ } else if (butPtr->tristateImage != NULL && (butPtr->flags & TRISTATED)) {
+ Tk_RedrawImage(butPtr->tristateImage, 0, 0, width, height, pixmap, 0,
+ 0);
+ } else if (butPtr->image != NULL) {
+ Tk_RedrawImage(butPtr->image, 0, 0, width, height, pixmap, 0, 0);
+ } else {
+ XSetClipOrigin(butPtr->display, gc, 0, 0);
+ XCopyPlane(butPtr->display, butPtr->bitmap, pixmap, gc, 0, 0, width,
+ height, 0, 0, 1);
+ }
+
+ {
+ ClosePicture();
+ tkPictureIsOpen = 0;
+ if (portChanged) {
+ QDSwapPort(savePort, NULL);
+ }
+ }
+ ChkErr(SetControlData, controlHandle, kControlButtonPart,
+ kControlBevelButtonContentTag,
+ sizeof(ControlButtonContentInfo),
+ (char *) &mbPtr->bevelButtonContent);
+
+ if (butPtr->anchor == TK_ANCHOR_N) {
+ theAlignment = kControlBevelButtonAlignTop;
+ } else if (butPtr->anchor == TK_ANCHOR_NE) {
+ theAlignment = kControlBevelButtonAlignTopRight;
+ } else if (butPtr->anchor == TK_ANCHOR_E) {
+ theAlignment = kControlBevelButtonAlignRight;
+ } else if (butPtr->anchor == TK_ANCHOR_SE) {
+ theAlignment = kControlBevelButtonAlignBottomRight;
+ } else if (butPtr->anchor == TK_ANCHOR_S) {
+ theAlignment = kControlBevelButtonAlignBottom;
+ } else if (butPtr->anchor == TK_ANCHOR_SW) {
+ theAlignment = kControlBevelButtonAlignBottomLeft;
+ } else if (butPtr->anchor == TK_ANCHOR_W) {
+ theAlignment = kControlBevelButtonAlignLeft;
+ } else if (butPtr->anchor == TK_ANCHOR_NW) {
+ theAlignment = kControlBevelButtonAlignTopLeft;
+ } else if (butPtr->anchor == TK_ANCHOR_CENTER) {
+ theAlignment = kControlBevelButtonAlignCenter;
+ }
+ ChkErr(SetControlData, controlHandle, kControlButtonPart,
+ kControlBevelButtonGraphicAlignTag,
+ sizeof(ControlButtonGraphicAlignment), (char *) &theAlignment);
+
+ if (butPtr->compound != COMPOUND_NONE) {
+ ControlButtonTextPlacement thePlacement =
+ kControlBevelButtonPlaceNormally;
+
+ if (butPtr->compound == COMPOUND_TOP) {
+ thePlacement = kControlBevelButtonPlaceBelowGraphic;
+ } else if (butPtr->compound == COMPOUND_BOTTOM) {
+ thePlacement = kControlBevelButtonPlaceAboveGraphic;
+ } else if (butPtr->compound == COMPOUND_LEFT) {
+ thePlacement = kControlBevelButtonPlaceToRightOfGraphic;
+ } else if (butPtr->compound == COMPOUND_RIGHT) {
+ thePlacement = kControlBevelButtonPlaceToLeftOfGraphic;
+ }
+ ChkErr(SetControlData, controlHandle, kControlButtonPart,
+ kControlBevelButtonTextPlaceTag,
+ sizeof(ControlButtonTextPlacement), (char *) &thePlacement);
+ }
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * SetUserPaneDrawProc --
+ *
+ * Utility function to add a UserPaneDrawProc
+ * to a userPane control. From MoreControls code
+ * from Apple DTS.
+ *
+ * Results:
+ * MacOS system error.
+ *
+ * Side effects:
+ * The user pane gets a new UserPaneDrawProc.
+ *
+ *--------------------------------------------------------------
+ */
+
+OSStatus
+SetUserPaneDrawProc(
+ ControlRef control,
+ ControlUserPaneDrawProcPtr upp)
+{
+ ControlUserPaneDrawUPP myControlUserPaneDrawUPP;
+
+ myControlUserPaneDrawUPP = NewControlUserPaneDrawUPP(upp);
+ return SetControlData(control, kControlNoPart,
+ kControlUserPaneDrawProcTag, sizeof(myControlUserPaneDrawUPP),
+ (Ptr) &myControlUserPaneDrawUPP);
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * SetUserPaneSetUpSpecialBackgroundProc --
+ *
+ * Utility function to add a UserPaneBackgroundProc
+ * to a userPane control
+ *
+ * Results:
+ * MacOS system error.
+ *
+ * Side effects:
+ * The user pane gets a new UserPaneBackgroundProc.
+ *
+ *--------------------------------------------------------------
+ */
+
+OSStatus
+SetUserPaneSetUpSpecialBackgroundProc(
+ ControlRef control,
+ ControlUserPaneBackgroundProcPtr upp)
+{
+ ControlUserPaneBackgroundUPP myControlUserPaneBackgroundUPP;
+
+ myControlUserPaneBackgroundUPP = NewControlUserPaneBackgroundUPP(upp);
+ return SetControlData(control, kControlNoPart,
+ kControlUserPaneBackgroundProcTag,
+ sizeof(myControlUserPaneBackgroundUPP),
+ (Ptr) &myControlUserPaneBackgroundUPP);
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * UserPaneDraw --
+ *
+ * This function draws the background of the user pane that will
+ * lie under checkboxes and radiobuttons.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The user pane gets updated to the current color.
+ *
+ *--------------------------------------------------------------
+ */
+
+void
+UserPaneDraw(
+ ControlRef control,
+ ControlPartCode cpc)
+{
+ MacButton *mbPtr = (MacButton *)(intptr_t)GetControlReference(control);
+ Rect contrlRect;
+ CGrafPtr port;
+
+ GetPort(&port);
+ GetControlBounds(control,&contrlRect);
+ TkMacOSXSetColorInPort(mbPtr->userPaneBackground, 0, NULL, port);
+ EraseRect(&contrlRect);
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * UserPaneBackgroundProc --
+ *
+ * This function sets up the background of the user pane that will
+ * lie under checkboxes and radiobuttons.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The user pane background gets set to the current color.
+ *
+ *--------------------------------------------------------------
+ */
+
+void
+UserPaneBackgroundProc(
+ ControlHandle control,
+ ControlBackgroundPtr info)
+{
+ MacButton * mbPtr = (MacButton *)(intptr_t)GetControlReference(control);
+
+ if (info->colorDevice) {
+ CGrafPtr port;
+
+ GetPort(&port);
+ TkMacOSXSetColorInPort(mbPtr->userPaneBackground, 0, NULL, port);
+ }
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * UpdateControlColors --
+ *
+ * This function will review the colors used to display
+ * a Macintosh button. If any non-standard colors are
+ * used we create a custom palette for the button, populate
+ * with the colors for the button and install the palette.
+ *
+ * Under Appearance, we just set the pointer that will be
+ * used by the UserPaneDrawProc.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The Macintosh control may get a custom palette installed.
+ *
+ *--------------------------------------------------------------
+ */
+
+static int
+UpdateControlColors(
+ MacButton *mbPtr)
+{
+ XColor *xcolor;
+ TkButton *butPtr = (TkButton *) mbPtr;
+
+ /*
+ * Under Appearance we cannot change the background of the
+ * button itself. However, the color we are setting is the color
+ * of the containing userPane. This will be the color that peeks
+ * around the rounded corners of the button.
+ * We make this the highlightbackground rather than the background,
+ * because if you color the background of a frame containing a
+ * button, you usually also color the highlightbackground as well,
+ * or you will get a thin grey ring around the button.
+ */
+
+ if (butPtr->type == TYPE_BUTTON) {
+ xcolor = Tk_3DBorderColor(butPtr->highlightBorder);
+ } else {
+ xcolor = Tk_3DBorderColor(butPtr->normalBorder);
+ }
+ mbPtr->userPaneBackground = xcolor->pixel;
+
+ return false;
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * ButtonEventProc --
+ *
+ * This procedure is invoked by the Tk dispatcher for various
+ * events on buttons.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * When it gets exposed, it is redisplayed.
+ *
+ *--------------------------------------------------------------
+ */
+
+static void
+ButtonEventProc(
+ ClientData clientData, /* Information about window. */
+ XEvent *eventPtr) /* Information about event. */
+{
+ TkButton *buttonPtr = (TkButton *) clientData;
+ MacButton *mbPtr = (MacButton *) clientData;
+
+ if (eventPtr->type == ActivateNotify
+ || eventPtr->type == DeactivateNotify) {
+ if ((buttonPtr->tkwin == NULL) || (!Tk_IsMapped(buttonPtr->tkwin))) {
+ return;
+ }
+ if (eventPtr->type == ActivateNotify) {
+ mbPtr->flags |= ACTIVE;
+ } else {
+ mbPtr->flags &= ~ACTIVE;
+ }
+ if ((buttonPtr->flags & REDRAW_PENDING) == 0) {
+ Tcl_DoWhenIdle(TkpDisplayButton, (ClientData) buttonPtr);
+ buttonPtr->flags |= REDRAW_PENDING;
+ }
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkMacOSXComputeControlParams --
+ *
+ * This procedure computes the various parameters used
+ * when creating a Carbon control (NewControl).
+ * These are determined by the various tk button parameters
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Sets the control initialisation parameters
+ *
+ *----------------------------------------------------------------------
+ */
+
+static void
+TkMacOSXComputeControlParams(
+ TkButton *butPtr,
+ MacControlParams *paramsPtr)
+{
+ paramsPtr->isBevel = 0;
+
+ /*
+ * Determine ProcID based on button type and dimensions.
+ */
+
+ switch (butPtr->type) {
+ case TYPE_BUTTON:
+ if ((butPtr->image == None) && (butPtr->bitmap == None)) {
+ paramsPtr->initialValue = 1;
+ paramsPtr->minValue = 0;
+ paramsPtr->maxValue = 1;
+ paramsPtr->procID = kControlPushButtonProc;
+ } else {
+ paramsPtr->initialValue = 0;
+ paramsPtr->minValue = kControlBehaviorOffsetContents |
+ kControlContentPictHandle;
+ paramsPtr->maxValue = 1;
+ if (butPtr->borderWidth <= 2) {
+ paramsPtr->procID = kControlBevelButtonSmallBevelProc;
+ } else if (butPtr->borderWidth == 3) {
+ paramsPtr->procID = kControlBevelButtonNormalBevelProc;
+ } else {
+ paramsPtr->procID = kControlBevelButtonLargeBevelProc;
+ }
+ paramsPtr->isBevel = 1;
+ }
+ break;
+ case TYPE_RADIO_BUTTON:
+ if (((butPtr->image == None) && (butPtr->bitmap == None))
+ || (butPtr->indicatorOn)) {
+ paramsPtr->initialValue = 1;
+ paramsPtr->minValue = 0;
+ paramsPtr->maxValue = MAX_VALUE;
+ paramsPtr->procID = kControlRadioButtonProc;
+ } else {
+ paramsPtr->initialValue = 0;
+ paramsPtr->minValue = kControlBehaviorOffsetContents |
+ kControlBehaviorSticky | kControlContentPictHandle;
+ paramsPtr->maxValue = MAX_VALUE;
+ if (butPtr->borderWidth <= 2) {
+ paramsPtr->procID = kControlBevelButtonSmallBevelProc;
+ } else if (butPtr->borderWidth == 3) {
+ paramsPtr->procID = kControlBevelButtonNormalBevelProc;
+ } else {
+ paramsPtr->procID = kControlBevelButtonLargeBevelProc;
+ }
+ paramsPtr->isBevel = 1;
+ }
+ break;
+ case TYPE_CHECK_BUTTON:
+ if (((butPtr->image == None) && (butPtr->bitmap == None))
+ || (butPtr->indicatorOn)) {
+ paramsPtr->initialValue = 1;
+ paramsPtr->minValue = 0;
+ paramsPtr->maxValue = MAX_VALUE;
+ paramsPtr->procID = kControlCheckBoxProc;
+ } else {
+ paramsPtr->initialValue = 0;
+ paramsPtr->minValue = kControlBehaviorOffsetContents |
+ kControlBehaviorSticky | kControlContentPictHandle;
+ paramsPtr->maxValue = MAX_VALUE;
+ if (butPtr->borderWidth <= 2) {
+ paramsPtr->procID = kControlBevelButtonSmallBevelProc;
+ } else if (butPtr->borderWidth == 3) {
+ paramsPtr->procID = kControlBevelButtonNormalBevelProc;
+ } else {
+ paramsPtr->procID = kControlBevelButtonLargeBevelProc;
+ }
+ paramsPtr->isBevel = 1;
+ }
+ break;
+ }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkMacOSXComputeDrawParams --
+ *
+ * This procedure computes the various parameters used
+ * when drawing a button
+ * These are determined by the various tk button parameters
+ *
+ * Results:
+ * 1 if control will be used, 0 otherwise.
+ *
+ * Side effects:
+ * Sets the button draw parameters
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+TkMacOSXComputeDrawParams(
+ TkButton *butPtr,
+ DrawParams *dpPtr)
+{
+ dpPtr->hasImageOrBitmap = ((butPtr->image != NULL)
+ || (butPtr->bitmap != None));
+ dpPtr->offset = (butPtr->type == TYPE_BUTTON)
+ && dpPtr->hasImageOrBitmap;
+ dpPtr->border = butPtr->normalBorder;
+ if ((butPtr->state == STATE_DISABLED) && (butPtr->disabledFg != NULL)) {
+ dpPtr->gc = butPtr->disabledGC;
+ } else if (butPtr->type == TYPE_BUTTON && butPtr->state == STATE_ACTIVE) {
+ dpPtr->gc = butPtr->activeTextGC;
+ dpPtr->border = butPtr->activeBorder;
+ } else {
+ dpPtr->gc = butPtr->normalTextGC;
+ }
+
+ if ((butPtr->flags & SELECTED) && (butPtr->state != STATE_ACTIVE)
+ && (butPtr->selectBorder != NULL) && !butPtr->indicatorOn) {
+ dpPtr->border = butPtr->selectBorder;
+ }
+
+ /*
+ * Override the relief specified for the button if this is a
+ * checkbutton or radiobutton and there's no indicator.
+ * However, don't do this in the presence of Appearance, since
+ * then the bevel button will take care of the relief.
+ */
+
+ dpPtr->relief = butPtr->relief;
+
+ if ((butPtr->type >= TYPE_CHECK_BUTTON) && !butPtr->indicatorOn) {
+ if (!dpPtr->hasImageOrBitmap) {
+ dpPtr->relief = (butPtr->flags & SELECTED) ? TK_RELIEF_SUNKEN
+ : TK_RELIEF_RAISED;
+ }
+ }
+
+ /*
+ * Determine the draw type
+ */
+
+ if (butPtr->type == TYPE_LABEL) {
+ dpPtr->drawType = DRAW_LABEL;
+ } else if (butPtr->type == TYPE_BUTTON) {
+ if (!dpPtr->hasImageOrBitmap) {
+ dpPtr->drawType = DRAW_CONTROL;
+ } else if (butPtr->image != None) {
+ dpPtr->drawType = DRAW_BEVEL;
+ } else {
+ /*
+ * TO DO - The current way the we draw bitmaps (XCopyPlane)
+ * uses CopyDeepMask in this one case. The Picture recording
+ * does not record this call, and so we can't use the
+ * Appearance bevel button here. The only case that would
+ * exercise this is if you use a bitmap, with
+ * -data & -mask specified. We should probably draw the
+ * appearance button and overprint the image in this case.
+ * This just punts and draws the old-style, ugly, button.
+ */
+
+ if (dpPtr->gc->clip_mask == 0) {
+ dpPtr->drawType = DRAW_BEVEL;
+ } else {
+ TkpClipMask *clipPtr = (TkpClipMask *) dpPtr->gc->clip_mask;
+
+ if ((clipPtr->type == TKP_CLIP_PIXMAP) &&
+ (clipPtr->value.pixmap != butPtr->bitmap)) {
+ dpPtr->drawType = DRAW_CUSTOM;
+ } else {
+ dpPtr->drawType = DRAW_BEVEL;
+ }
+ }
+ }
+ } else if (butPtr->indicatorOn) {
+ dpPtr->drawType = DRAW_CONTROL;
+ } else if (dpPtr->hasImageOrBitmap) {
+ if (dpPtr->gc->clip_mask == 0) {
+ dpPtr->drawType = DRAW_BEVEL;
+ } else {
+ TkpClipMask *clipPtr = (TkpClipMask*) dpPtr->gc->clip_mask;
+
+ if ((clipPtr->type == TKP_CLIP_PIXMAP) &&
+ (clipPtr->value.pixmap != butPtr->bitmap)) {
+ dpPtr->drawType = DRAW_CUSTOM;
+ } else {
+ dpPtr->drawType = DRAW_BEVEL;
+ }
+ }
+ } else {
+ dpPtr->drawType = DRAW_CUSTOM;
+ }
+
+ if ((dpPtr->drawType == DRAW_CONTROL) || (dpPtr->drawType == DRAW_BEVEL)) {
+ return 1;
+ } else {
+ return 0;
+ }
+}
generated by cgit v0.12 at 2024-11-08 23:11:22 (GMT)