tkMacOSXEntry.c
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- /*
- * tkMacOSXEntry.c --
- *
- * This file implements the native aqua entry widget.
- *
- * 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.
- *
- * The following terms apply to all files originating from Apple
- * Computer, Inc. ("Apple") and associated with the software
- * unless explicitly disclaimed in individual files.
- *
- *
- * Apple hereby grants permission to use, copy, modify,
- * distribute, and license this software and its documentation
- * for any purpose, provided that existing copyright notices are
- * retained in all copies and that this notice is included
- * verbatim in any distributions. No written agreement, license,
- * or royalty fee is required for any of the authorized
- * uses. Modifications to this software may be copyrighted by
- * their authors and need not follow the licensing terms
- * described here, provided that the new terms are clearly
- * indicated on the first page of each file where they apply.
- *
- *
- * IN NO EVENT SHALL APPLE, THE AUTHORS OR DISTRIBUTORS OF THE
- * SOFTWARE BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL,
- * INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF
- * THIS SOFTWARE, ITS DOCUMENTATION, OR ANY DERIVATIVES THEREOF,
- * EVEN IF APPLE OR THE AUTHORS HAVE BEEN ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE. APPLE, THE AUTHORS AND
- * DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT. THIS
- * SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, AND APPLE,THE
- * AUTHORS AND DISTRIBUTORS HAVE NO OBLIGATION TO PROVIDE
- * MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
- *
- * GOVERNMENT USE: If you are acquiring this software on behalf
- * of the U.S. government, the Government shall have only
- * "Restricted Rights" in the software and related documentation
- * as defined in the Federal Acquisition Regulations (FARs) in
- * Clause 52.227.19 (c) (2). If you are acquiring the software
- * on behalf of the Department of Defense, the software shall be
- * classified as "Commercial Computer Software" and the
- * Government shall have only "Restricted Rights" as defined in
- * Clause 252.227-7013 (c) (1) of DFARs. Notwithstanding the
- * foregoing, the authors grant the U.S. Government and others
- * acting in its behalf permission to use and distribute the
- * software in accordance with the terms specified in this
- * license.
- *
- * RCS: @(#) $Id: tkMacOSXEntry.c,v 1.2.2.13 2007/11/09 06:26:55 das Exp $
- */
- #include "tkMacOSXPrivate.h"
- #include "tkMacOSXDefault.h"
- #include "tkEntry.h"
- static ThemeButtonKind ComputeIncDecParameters (int height, int *width);
- /*
- *--------------------------------------------------------------
- *
- * ComputeIncDecParameters --
- *
- * This procedure figures out which of the kThemeIncDec
- * buttons to use. It also sets width to the width of the
- * IncDec button.
- *
- * Results:
- * The ThemeButtonKind of the button we should use.
- *
- * Side effects:
- * May draw the entry border into pixmap.
- *
- *--------------------------------------------------------------
- */
- static ThemeButtonKind
- ComputeIncDecParameters(int height, int *width)
- {
- ThemeButtonKind kind;
- TK_IF_HI_TOOLBOX (3,
- if (height < 11 || height > 28) {
- *width = 0;
- kind = (ThemeButtonKind) 0;
- } else {
- if (height >= 21) {
- *width = 13;
- kind = kThemeIncDecButton;
- } else if (height >= 18) {
- *width = 12;
- kind = kThemeIncDecButtonSmall;
- } else {
- *width = 11;
- kind = kThemeIncDecButtonMini;
- }
- }
- ) TK_ELSE_HI_TOOLBOX (3,
- if (height < 21 || height > 28) {
- *width = 0;
- kind = (ThemeButtonKind) 0;
- } else {
- *width = 13;
- kind = kThemeIncDecButton;
- }
- ) TK_ENDIF
- return kind;
- }
- /*
- *--------------------------------------------------------------
- *
- * TkpDrawEntryBorderAndFocus --
- *
- * This procedure redraws the border of an entry window.
- * It overrides the generic border drawing code if the
- * entry widget parameters are such that the native widget
- * drawing is a good fit.
- * This version just returns 1, so platforms that don't
- * do special native drawing don't have to implement it.
- *
- * Results:
- * 1 if it has drawn the border, 0 if not.
- *
- * Side effects:
- * May draw the entry border into pixmap.
- *
- *--------------------------------------------------------------
- */
- int
- TkpDrawEntryBorderAndFocus(Entry *entryPtr, Drawable d, int isSpinbox)
- {
- Rect bounds;
- TkMacOSXDrawingContext dc;
- GC bgGC;
- Tk_Window tkwin = entryPtr->tkwin;
- ThemeDrawState drawState;
- int oldWidth = 0;
- MacDrawable *macDraw = (MacDrawable *) d;
- /*
- * I use 6 as the borderwidth. 2 of the 5 go into the actual frame the
- * 3 are because the Mac OS Entry widgets leave more space around the
- * Text than Tk does on X11.
- */
- if (entryPtr->borderWidth != MAC_OSX_ENTRY_BORDER
- || entryPtr->highlightWidth != MAC_OSX_FOCUS_WIDTH
- || entryPtr->relief != MAC_OSX_ENTRY_RELIEF) {
- return 0;
- }
- /*
- * For the spinbox, we have to make the entry part smaller by the size
- * of the buttons. We also leave 2 pixels to the left (as per the HIG)
- * and space for one pixel to the right, 'cause it makes the buttons look
- * nicer.
- */
- if (isSpinbox) {
- ThemeButtonKind buttonKind;
- int incDecWidth;
- oldWidth = Tk_Width(tkwin);
- buttonKind = ComputeIncDecParameters(Tk_Height(tkwin)
- - 2 * MAC_OSX_FOCUS_WIDTH, &incDecWidth);
- Tk_Width(tkwin) -= incDecWidth + 1;
- }
- /*
- * The focus ring is drawn with an Alpha at the outside
- * part of the ring, so we have to draw over the edges of the
- * ring before drawing the focus or the text will peep through.
- */
- bgGC = Tk_GCForColor(entryPtr->highlightBgColorPtr, d);
- TkDrawInsetFocusHighlight(entryPtr->tkwin, bgGC, MAC_OSX_FOCUS_WIDTH, d, 0);
- /*
- * Inset the entry Frame by the maximum width of the focus rect,
- * which is 3 according to the Carbon docs.
- */
- bounds.left = macDraw->xOff + MAC_OSX_FOCUS_WIDTH;
- bounds.top = macDraw->yOff + MAC_OSX_FOCUS_WIDTH;
- bounds.right = macDraw->xOff + Tk_Width(tkwin) - MAC_OSX_FOCUS_WIDTH;
- bounds.bottom = macDraw->yOff + Tk_Height(tkwin) - MAC_OSX_FOCUS_WIDTH;
- if (entryPtr->state == STATE_DISABLED) {
- drawState = kThemeStateInactive;
- } else {
- drawState = kThemeStateActive;
- }
- if (!TkMacOSXSetupDrawingContext(d, NULL, 0, &dc)) {
- return 0;
- }
- DrawThemeEditTextFrame(&bounds, drawState);
- if (entryPtr->flags & GOT_FOCUS) {
- /*
- * Don't call this if we don't have the focus, because then it
- * erases the focus rect to white, but we've already drawn the
- * highlightbackground above.
- */
- DrawThemeFocusRect(&bounds, (entryPtr->flags & GOT_FOCUS) != 0);
- }
- if (isSpinbox) {
- Tk_Width(tkwin) = oldWidth;
- }
- TkMacOSXRestoreDrawingContext(&dc);
- return 1;
- }
- /*
- *--------------------------------------------------------------
- *
- * TkpDrawSpinboxButtons --
- *
- * This procedure redraws the buttons of an spinbox widget.
- * It overrides the generic button drawing code if the
- * spinbox widget parameters are such that the native widget
- * drawing is a good fit.
- * This version just returns 0, so platforms that don't
- * do special native drawing don't have to implement it.
- *
- * Results:
- * 1 if it has drawn the border, 0 if not.
- *
- * Side effects:
- * May draw the entry border into pixmap.
- *
- *--------------------------------------------------------------
- */
- int
- TkpDrawSpinboxButtons(Spinbox *sbPtr, Drawable d)
- {
- Rect inBounds;
- ThemeButtonKind inKind;
- ThemeButtonDrawInfo inNewInfo;
- ThemeButtonDrawInfo * inPrevInfo = NULL;
- ThemeEraseUPP inEraseProc = NULL;
- ThemeButtonDrawUPP inLabelProc = NULL;
- UInt32 inUserData = 0;
- Tk_Window tkwin = sbPtr->entry.tkwin;
- int height = Tk_Height(tkwin);
- int buttonHeight = height - 2 * MAC_OSX_FOCUS_WIDTH;
- int incDecWidth;
- TkMacOSXDrawingContext dc;
- XRectangle rects[1];
- GC bgGC;
- MacDrawable *macDraw = (MacDrawable *) d;
- /*
- * FIXME: RAISED really makes more sense
- */
- if (sbPtr->buRelief != TK_RELIEF_FLAT) {
- return 0;
- }
- /*
- * The actual sizes of the IncDec button are 21 for the normal,
- * 18 for the small and 15 for the mini. But the spinbox still
- * looks okay if the entry is a little bigger than this, so we
- * give it a little slop.
- */
- inKind = ComputeIncDecParameters(buttonHeight, &incDecWidth);
- if (inKind == (ThemeButtonKind) 0) {
- return 0;
- }
- if (sbPtr->entry.state == STATE_DISABLED) {
- inNewInfo.state = kThemeStateInactive;
- inNewInfo.value = kThemeButtonOff;
- } else if (sbPtr->selElement == SEL_BUTTONUP) {
- inNewInfo.state = kThemeStatePressedUp;
- inNewInfo.value = kThemeButtonOn;
- } else if (sbPtr->selElement == SEL_BUTTONDOWN) {
- inNewInfo.state = kThemeStatePressedDown;
- inNewInfo.value = kThemeButtonOn;
- } else {
- inNewInfo.state = kThemeStateActive;
- inNewInfo.value = kThemeButtonOff;
- }
- inNewInfo.adornment = kThemeAdornmentNone;
- inBounds.left = macDraw->xOff + Tk_Width(tkwin) - incDecWidth - 1;
- inBounds.right = macDraw->xOff + Tk_Width(tkwin) - 1;
- inBounds.top = macDraw->yOff + MAC_OSX_FOCUS_WIDTH;
- inBounds.bottom = macDraw->yOff + Tk_Height(tkwin) - MAC_OSX_FOCUS_WIDTH;
- /* We had to make the entry part of the window smaller so that we
- * wouldn't overdraw the spin buttons with the focus highlight. So
- * now we have to draw the highlightbackground.
- */
- bgGC = Tk_GCForColor(sbPtr->entry.highlightBgColorPtr, d);
- rects[0].x = inBounds.left;
- rects[0].y = 0;
- rects[0].width = Tk_Width(tkwin);
- rects[0].height = Tk_Height(tkwin);
- XFillRectangles(Tk_Display(tkwin), d, bgGC, rects, 1);
- if (!TkMacOSXSetupDrawingContext(d, NULL, 0, &dc)) {
- return 0;
- }
- ChkErr(DrawThemeButton, &inBounds, inKind, &inNewInfo, inPrevInfo,
- inEraseProc, inLabelProc, inUserData);
- TkMacOSXRestoreDrawingContext(&dc);
- return 1;
- }