/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ #include <QtGui> #include "mydecoration.h" /* XPM */ static const char * const _close_button[] = { "16 16 3 1", " c none", ". c #ffafaf", "x c #000000", " ", " xxxxxxxxxxxxxx ", " x............x ", " x.x........x.x ", " x..x......x..x ", " x...x....x...x ", " x....x..x....x ", " x.....xx.....x ", " x.....xx.....x ", " x....x..x....x ", " x...x....x...x ", " x..x......x..x ", " x.x........x.x ", " x............x ", " xxxxxxxxxxxxxx ", " "}; static const char * const _normalize_button[] = { "16 16 4 1", " c none", ". c #dfdfff", "o c #7f7f7f", "x c #000000", " ", " xxxxxxxxxxxxxx ", " xx...........x ", " x.x..........x ", " x..x..x......x ", " x...xxx......x ", " x...xxx......x ", " x..xxxx......x ", " x............x ", " x.......xxxx.x ", " x.......x..x.x ", " x.......x..x.x ", " x.......xxxx.x ", " x............x ", " xxxxxxxxxxxxxx ", " "}; static const char * const _maximize_button[] = { "16 16 4 1", " c none", ". c #dfdfff", "o c #7f7f7f", "x c #000000", " ", " xxxxxxxxxxxxxx ", " x............x ", " x.......xxxx.x ", " x........xxx.x ", " x........xxx.x ", " x.......x..x.x ", " x......x.....x ", " x.....x......x ", " x.oooo.......x ", " x.o..o.......x ", " x.o..o.......x ", " x.oooo.......x ", " x............x ", " xxxxxxxxxxxxxx ", " "}; static const char * const _help_button[] = { "16 16 3 1", " c none", ". c #afffdf", "x c #000000", " ", " xxxxxxxxxxxxxx ", " x............x ", " x....xxxx....x ", " x..xx....xx..x ", " x.xx......xx.x ", " x.xx......xx.x ", " x........xx..x ", " x......xx....x ", " x.....xx.....x ", " x.....xx.....x ", " x............x ", " x.....xx.....x ", " x............x ", " xxxxxxxxxxxxxx ", " "}; MyDecoration::MyDecoration() : QDecorationDefault() { border = 4; titleHeight = 24; buttonWidth = 20; buttonHeight = 20; buttonMargin = 2; buttonHints << Qt::Window << Qt::WindowMaximizeButtonHint << Qt::WindowContextHelpButtonHint; buttonHintMap[Qt::Window] = Close; buttonHintMap[Qt::WindowMaximizeButtonHint] = Maximize; buttonHintMap[Qt::WindowContextHelpButtonHint] = Help; normalButtonPixmaps[Close] = QPixmap(_close_button); normalButtonPixmaps[Maximize] = QPixmap(_maximize_button); normalButtonPixmaps[Normalize] = QPixmap(_normalize_button); normalButtonPixmaps[Help] = QPixmap(_help_button); maximizedButtonPixmaps[Close] = QPixmap(_close_button); maximizedButtonPixmaps[Maximize] = QPixmap(_normalize_button); maximizedButtonPixmaps[Normalize] = QPixmap(_normalize_button); maximizedButtonPixmaps[Help] = QPixmap(_help_button); stateRegions << Close << Maximize << Help; } QRegion MyDecoration::region(const QWidget *widget, const QRect &insideRect, int decorationRegion) { QHash<DecorationRegion, int> buttons; Qt::WindowFlags flags = widget->windowFlags(); int dx = -buttonMargin - buttonWidth; foreach (Qt::WindowType button, buttonHints) { if (flags & button) { int x = (buttons.size() + 1) * dx; buttons[buttonHintMap[button]] = x; } } int titleRightMargin = buttons.size() * dx; QRect outsideRect(insideRect.left() - border, insideRect.top() - titleHeight - border, insideRect.width() + 2 * border, insideRect.height() + titleHeight + 2 * border); QRegion region; if (decorationRegion == All) { region += QRegion(outsideRect) - QRegion(insideRect); return region; } if (decorationRegion & Title) { QRect rect = outsideRect.adjusted(border, border, -border, 0); rect.setHeight(titleHeight); // Adjust the width to accommodate buttons. rect.setWidth(qMax(0, rect.width() + titleRightMargin)); region += rect; } if (decorationRegion & Top) { QRect rect = outsideRect.adjusted(border, 0, -border, 0); rect.setHeight(border); region += rect; } if (decorationRegion & Left) { QRect rect = outsideRect.adjusted(0, border, 0, -border); rect.setWidth(border); region += rect; } if (decorationRegion & Right) { QRect rect = outsideRect.adjusted(0, border, 0, -border); rect.setLeft(rect.right() + 1 - border); region += rect; } if (decorationRegion & Bottom) { QRect rect = outsideRect.adjusted(border, 0, -border, 0); rect.setTop(rect.bottom() + 1 - border); region += rect; } if (decorationRegion & TopLeft) { QRect rect = outsideRect; rect.setWidth(border); rect.setHeight(border); region += rect; } if (decorationRegion & TopRight) { QRect rect = outsideRect; rect.setLeft(rect.right() + 1 - border); rect.setHeight(border); region += rect; } if (decorationRegion & BottomLeft) { QRect rect = outsideRect; rect.setWidth(border); rect.setTop(rect.bottom() + 1 - border); region += rect; } if (decorationRegion & BottomRight) { QRect rect = outsideRect; rect.setLeft(rect.right() + 1 - border); rect.setTop(rect.bottom() + 1 - border); region += rect; } foreach (QDecoration::DecorationRegion testRegion, stateRegions) { if (decorationRegion & testRegion and buttons.contains(testRegion)) { // Inside the title rectangle QRect rect = outsideRect.adjusted(border, border, -border, 0); rect.setHeight(titleHeight); dx = buttons[testRegion]; rect.setLeft(rect.right() + 1 + dx); rect.setWidth(buttonWidth + buttonMargin); region += rect; } } return region; } bool MyDecoration::paint(QPainter *painter, const QWidget *widget, int decorationRegion, DecorationState state) { if (decorationRegion == None) return false; bool handled = false; QPalette palette = QApplication::palette(); QHash<DecorationRegion, QPixmap> buttonPixmaps; if (widget->windowState() == Qt::WindowMaximized) buttonPixmaps = maximizedButtonPixmaps; else buttonPixmaps = normalButtonPixmaps; if (decorationRegion & Title) { QRect rect = QDecoration::region(widget, Title).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Base)); painter->save(); painter->setPen(QPen(palette.color(QPalette::Text))); painter->drawText(rect, Qt::AlignCenter, widget->windowTitle()); painter->restore(); handled = true; } if (decorationRegion & Top) { QRect rect = QDecoration::region(widget, Top).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & Left) { QRect rect = QDecoration::region(widget, Left).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & Right) { QRect rect = QDecoration::region(widget, Right).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & Bottom) { QRect rect = QDecoration::region(widget, Bottom).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & TopLeft) { QRect rect = QDecoration::region(widget, TopLeft).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & TopRight) { QRect rect = QDecoration::region(widget, TopRight).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & BottomLeft) { QRect rect = QDecoration::region(widget, BottomLeft).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } if (decorationRegion & BottomRight) { QRect rect = QDecoration::region(widget, BottomRight).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Dark)); handled = true; } int margin = (titleHeight - 16) / 2; Qt::WindowFlags flags = widget->windowFlags(); foreach (DecorationRegion testRegion, stateRegions) { if (decorationRegion & testRegion && flags & buttonHintMap.key(testRegion)) { QRect rect = QDecoration::region( widget, testRegion).boundingRect(); painter->fillRect(rect, palette.brush(QPalette::Base)); QRect buttonRect = rect.adjusted(0, margin, -buttonMargin - margin, -buttonMargin); painter->drawPixmap(buttonRect.topLeft(), buttonPixmaps[testRegion]); handled = true; } } return handled; }
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