From e5fcad302d86d316390c6b0f62759a067313e8a9 Mon Sep 17 00:00:00 2001 From: Lars Knoll Date: Mon, 23 Mar 2009 10:18:55 +0100 Subject: Long live Qt 4.5! --- src/gui/kernel/qdesktopwidget_mac.mm | 244 +++++++++++++++++++++++++++++++++++ 1 file changed, 244 insertions(+) create mode 100644 src/gui/kernel/qdesktopwidget_mac.mm (limited to 'src/gui/kernel/qdesktopwidget_mac.mm') diff --git a/src/gui/kernel/qdesktopwidget_mac.mm b/src/gui/kernel/qdesktopwidget_mac.mm new file mode 100644 index 0000000000..77989cb663 --- /dev/null +++ b/src/gui/kernel/qdesktopwidget_mac.mm @@ -0,0 +1,244 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/**************************************************************************** +** +** Copyright (c) 2007-2008, Apple, Inc. +** +** All rights reserved. +** +** 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 Apple, Inc. 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. +** +****************************************************************************/ + +#import + +#include "qapplication.h" +#include "qdesktopwidget.h" +#include +#include "qwidget_p.h" +#include +#include + +QT_BEGIN_NAMESPACE + +QT_USE_NAMESPACE + +/***************************************************************************** + Externals + *****************************************************************************/ + +/***************************************************************************** + QDesktopWidget member functions + *****************************************************************************/ + +Q_GLOBAL_STATIC(QDesktopWidgetImplementation, qdesktopWidgetImplementation) + +QDesktopWidgetImplementation::QDesktopWidgetImplementation() + : appScreen(0), displays(0) +{ + onResize(); +} + +QDesktopWidgetImplementation::~QDesktopWidgetImplementation() +{ + if (displays) + [displays release]; +} + +QDesktopWidgetImplementation *QDesktopWidgetImplementation::instance() +{ + return qdesktopWidgetImplementation(); +} + +QRect QDesktopWidgetImplementation::availableRect(int screenIndex) const +{ + if (screenIndex < 0 || screenIndex >= screenCount) + screenIndex = appScreen; + + NSRect r = [[displays objectAtIndex:screenIndex] visibleFrame]; + NSRect primaryRect = [[displays objectAtIndex:0] frame]; + + const int flippedY = - r.origin.y + // account for position offset and + primaryRect.size.height - r.size.height; // height difference. + return QRectF(r.origin.x, flippedY, + r.size.width, r.size.height).toRect(); +} + +QRect QDesktopWidgetImplementation::screenRect(int screenIndex) const +{ + if (screenIndex < 0 || screenIndex >= screenCount) + screenIndex = appScreen; + + NSRect r = [[displays objectAtIndex:screenIndex] frame]; + NSRect primaryRect = [[displays objectAtIndex:0] frame]; + + const int flippedY = - r.origin.y + // account for position offset and + primaryRect.size.height - r.size.height; // height difference. + return QRectF(r.origin.x, flippedY, + r.size.width, r.size.height).toRect(); +} + +void QDesktopWidgetImplementation::onResize() +{ + if (displays) + [displays release]; + + displays = [[NSScreen screens] retain]; + screenCount = [displays count]; +} + + + +QDesktopWidget::QDesktopWidget() + : QWidget(0, Qt::Desktop) +{ + setObjectName(QLatin1String("desktop")); + setAttribute(Qt::WA_WState_Visible); +} + +QDesktopWidget::~QDesktopWidget() +{ +} + +bool QDesktopWidget::isVirtualDesktop() const +{ + return true; +} + +int QDesktopWidget::primaryScreen() const +{ + return qdesktopWidgetImplementation()->appScreen; +} + +int QDesktopWidget::numScreens() const +{ + return qdesktopWidgetImplementation()->screenCount; +} + +QWidget *QDesktopWidget::screen(int) +{ + return this; +} + +const QRect QDesktopWidget::availableGeometry(int screen) const +{ + return qdesktopWidgetImplementation()->availableRect(screen); +} + +const QRect QDesktopWidget::screenGeometry(int screen) const +{ + return qdesktopWidgetImplementation()->screenRect(screen); +} + +int QDesktopWidget::screenNumber(const QWidget *widget) const +{ + QDesktopWidgetImplementation *d = qdesktopWidgetImplementation(); + if (!widget) + return d->appScreen; + QRect frame = widget->frameGeometry(); + if (!widget->isWindow()) + frame.moveTopLeft(widget->mapToGlobal(QPoint(0,0))); + int maxSize = -1, maxScreen = -1; + for (int i = 0; i < d->screenCount; ++i) { + QRect rr = d->screenRect(i); + QRect sect = rr.intersected(frame); + int size = sect.width() * sect.height(); + if (size > maxSize && sect.width() > 0 && sect.height() > 0) { + maxSize = size; + maxScreen = i; + } + } + return maxScreen; +} + +int QDesktopWidget::screenNumber(const QPoint &point) const +{ + QDesktopWidgetImplementation *d = qdesktopWidgetImplementation(); + int closestScreen = -1; + int shortestDistance = INT_MAX; + for (int i = 0; i < d->screenCount; ++i) { + QRect rr = d->screenRect(i); + int thisDistance = QWidgetPrivate::pointToRect(point, rr); + if (thisDistance < shortestDistance) { + shortestDistance = thisDistance; + closestScreen = i; + } + } + return closestScreen; +} + +void QDesktopWidget::resizeEvent(QResizeEvent *) +{ + QDesktopWidgetImplementation *d = qdesktopWidgetImplementation(); + + d->onResize(); + + for (int i = 0; i < d->screenCount; ++i) { + emit resized(i); + } +} + +QT_END_NAMESPACE -- cgit v1.2.1