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Diffstat (limited to 'src/gui/kernel/qdesktopwidget_win.cpp')
| -rw-r--r-- | src/gui/kernel/qdesktopwidget_win.cpp | 387 |
1 files changed, 0 insertions, 387 deletions
diff --git a/src/gui/kernel/qdesktopwidget_win.cpp b/src/gui/kernel/qdesktopwidget_win.cpp deleted file mode 100644 index f77cc1f847..0000000000 --- a/src/gui/kernel/qdesktopwidget_win.cpp +++ /dev/null @@ -1,387 +0,0 @@ -/**************************************************************************** -** -** 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 QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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 1.1, 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qdesktopwidget.h" -#include "qt_windows.h" -#include "qapplication_p.h" -#include <private/qsystemlibrary_p.h> -#include <qvector.h> -#include <limits.h> -#ifdef Q_WS_WINCE -#include <sipapi.h> -#endif -#include "qwidget_p.h" -#include "qdebug.h" - -QT_BEGIN_NAMESPACE - -class QDesktopWidgetPrivate : public QWidgetPrivate -{ -public: - QDesktopWidgetPrivate(); - ~QDesktopWidgetPrivate(); - - static void init(QDesktopWidget *that); - static void cleanup(); - static int screenCount; - static int primaryScreen; - - static QVector<QRect> *rects; - static QVector<QRect> *workrects; - - struct MONITORINFO - { - DWORD cbSize; - RECT rcMonitor; - RECT rcWork; - DWORD dwFlags; - }; - - typedef BOOL (WINAPI *InfoFunc)(HMONITOR, MONITORINFO*); - typedef BOOL (QT_WIN_CALLBACK *EnumProc)(HMONITOR, HDC, LPRECT, LPARAM); - typedef BOOL (WINAPI *EnumFunc)(HDC, LPCRECT, EnumProc, LPARAM); - - static EnumFunc enumDisplayMonitors; - static InfoFunc getMonitorInfo; - static int refcount; -}; - -int QDesktopWidgetPrivate::screenCount = 1; -int QDesktopWidgetPrivate::primaryScreen = 0; -QDesktopWidgetPrivate::EnumFunc QDesktopWidgetPrivate::enumDisplayMonitors = 0; -QDesktopWidgetPrivate::InfoFunc QDesktopWidgetPrivate::getMonitorInfo = 0; -QVector<QRect> *QDesktopWidgetPrivate::rects = 0; -QVector<QRect> *QDesktopWidgetPrivate::workrects = 0; -static int screen_number = 0; -int QDesktopWidgetPrivate::refcount = 0; -#ifdef Q_WS_WINCE_WM -// Use SIP information, if available -// SipGetInfo is not supported by SSDK (no definition!). -static inline void qt_get_sip_info(QRect &rect) -{ - SIPINFO sip; - memset(&sip, 0, sizeof(SIPINFO)); - sip.cbSize = sizeof(SIPINFO); - if (SipGetInfo(&sip)) - rect = QRect(QPoint(sip.rcVisibleDesktop.left, sip.rcVisibleDesktop.top), - QPoint(sip.rcVisibleDesktop.right - 1, sip.rcVisibleDesktop.bottom - 1)); -} -#endif - - -BOOL QT_WIN_CALLBACK enumCallback(HMONITOR hMonitor, HDC, LPRECT, LPARAM) -{ - QDesktopWidgetPrivate::screenCount++; - QDesktopWidgetPrivate::rects->resize(QDesktopWidgetPrivate::screenCount); - QDesktopWidgetPrivate::workrects->resize(QDesktopWidgetPrivate::screenCount); - // Get the MONITORINFO block - QDesktopWidgetPrivate::MONITORINFO info; - memset(&info, 0, sizeof(QDesktopWidgetPrivate::MONITORINFO)); - info.cbSize = sizeof(QDesktopWidgetPrivate::MONITORINFO); - BOOL res = QDesktopWidgetPrivate::getMonitorInfo(hMonitor, &info); - if (!res) { - (*QDesktopWidgetPrivate::rects)[screen_number] = QRect(); - (*QDesktopWidgetPrivate::workrects)[screen_number] = QRect(); - return true; - } - - // Fill list of rects - RECT r = info.rcMonitor; - QRect qr(QPoint(r.left, r.top), QPoint(r.right - 1, r.bottom - 1)); - (*QDesktopWidgetPrivate::rects)[screen_number] = qr; - - r = info.rcWork; - qr = QRect(QPoint(r.left, r.top), QPoint(r.right - 1, r.bottom - 1)); - (*QDesktopWidgetPrivate::workrects)[screen_number] = qr; - - if (info.dwFlags & 0x00000001) //MONITORINFOF_PRIMARY - QDesktopWidgetPrivate::primaryScreen = screen_number; - - ++screen_number; - // Stop the enumeration if we have them all - return true; -} - -QDesktopWidgetPrivate::QDesktopWidgetPrivate() -{ - ++refcount; -} - -void QDesktopWidgetPrivate::init(QDesktopWidget *that) -{ - if (rects) - return; - - rects = new QVector<QRect>(); - workrects = new QVector<QRect>(); - screenCount = 0; - -#ifndef Q_OS_WINCE - QSystemLibrary user32Lib(QLatin1String("user32")); - enumDisplayMonitors = (EnumFunc)user32Lib.resolve("EnumDisplayMonitors"); - getMonitorInfo = (InfoFunc)user32Lib.resolve("GetMonitorInfoW"); - - if (!enumDisplayMonitors || !getMonitorInfo) { - screenCount = GetSystemMetrics(80); // SM_CMONITORS - rects->resize(screenCount); - for (int i = 0; i < screenCount; ++i) - rects->replace(i, that->rect()); - return; - } - // Calls enumCallback - enumDisplayMonitors(0, 0, enumCallback, 0); - enumDisplayMonitors = 0; - getMonitorInfo = 0; -#else - QSystemLibrary coreLib(QLatin1String("coredll")); - // CE >= 4.0 case - enumDisplayMonitors = (EnumFunc)coreLib.resolve("EnumDisplayMonitors"); - getMonitorInfo = (InfoFunc)coreLib.resolve("GetMonitorInfo"); - - if ((!enumDisplayMonitors || !getMonitorInfo)) { - screenCount = GetSystemMetrics(SM_CMONITORS); - return; - } - - if (!coreLib.isLoaded() || !enumDisplayMonitors || !getMonitorInfo) { - rects->resize(screenCount); - for (int i = 0; i < screenCount; ++i) - (*rects)[i] = that->rect(); - - RECT r; - SystemParametersInfo(SPI_GETWORKAREA, 0, &r, 0); - QRect qr = QRect(QPoint(r.left, r.top), QPoint(r.right - 1, r.bottom - 1)); - -#if defined(Q_WS_WINCE_WM) - qt_get_sip_info(qr); -#endif - - workrects->resize(screenCount); - for (int j = 0; j < screenCount; ++j) - (*workrects)[j] = qr; - return; - } - - // Calls enumCallback - enumDisplayMonitors(0, 0, enumCallback, 0); - enumDisplayMonitors = 0; - getMonitorInfo = 0; -#endif // Q_WS_WINCE -} - -QDesktopWidgetPrivate::~QDesktopWidgetPrivate() -{ - if (!--refcount) - cleanup(); -} - -void QDesktopWidgetPrivate::cleanup() -{ - screen_number = 0; - screenCount = 1; - primaryScreen = 0; - enumDisplayMonitors = 0; - getMonitorInfo = 0; - delete rects; - rects = 0; - delete workrects; - workrects = 0; -} - -/* - \omit - Function is commented out in header - \fn void *QDesktopWidget::handle(int screen) const - - Returns the window system handle of the display device with the - index \a screen, for low-level access. Using this function is not - portable. - - The return type varies with platform; see qwindowdefs.h for details. - - \sa x11Display(), QPaintDevice::handle() - \endomit -*/ - -QDesktopWidget::QDesktopWidget() - : QWidget(*new QDesktopWidgetPrivate, 0, Qt::Desktop) -{ - setObjectName(QLatin1String("desktop")); - QDesktopWidgetPrivate::init(this); -} - -QDesktopWidget::~QDesktopWidget() -{ -} - -bool QDesktopWidget::isVirtualDesktop() const -{ - return true; -} - -int QDesktopWidget::primaryScreen() const -{ - return d_func()->primaryScreen; -} - -int QDesktopWidget::numScreens() const -{ - return d_func()->screenCount; -} - -QWidget *QDesktopWidget::screen(int /* screen */) -{ - // It seems that a Qt::WType_Desktop cannot be moved? - return this; -} - -// -// MSVC 7.10 warns that d (the result of the expanded Q_D macro) as a local variable that is not referenced. -// Therefore, we ignore that warning with the following pragmas -// I've also tried to eliminate the macro, but to no use... -// We pop it further down -#ifdef Q_CC_MSVC -# pragma warning(push) -# pragma warning(disable : 4189) -#endif -const QRect QDesktopWidget::availableGeometry(int screen) const -{ - Q_D(const QDesktopWidget); -#ifdef Q_WS_WINCE_WM - for(int i=0; i < d->workrects->size(); ++i) - qt_get_sip_info((*d->workrects)[i]); -#endif - if (screen < 0 || screen >= d->screenCount) - screen = d->primaryScreen; - - return d->workrects->at(screen); -} - -const QRect QDesktopWidget::screenGeometry(int screen) const -{ - const QDesktopWidgetPrivate *d = d_func(); - if (screen < 0 || screen >= d->screenCount) - screen = d->primaryScreen; - - return d->rects->at(screen); -} - -int QDesktopWidget::screenNumber(const QWidget *widget) const -{ - Q_D(const QDesktopWidget); - if (!widget) - return d->primaryScreen; - - QRect frame = widget->frameGeometry(); - if (!widget->isWindow()) - frame.moveTopLeft(widget->mapToGlobal(QPoint(0,0))); - - int maxSize = -1; - int maxScreen = -1; - - for (int i = 0; i < d->screenCount; ++i) { - QRect sect = d->rects->at(i).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 -{ - Q_D(const QDesktopWidget); - - int closestScreen = -1; - int shortestDistance = INT_MAX; - - for (int i = 0; i < d->screenCount; ++i) { - int thisDistance = d->pointToRect(point, d->rects->at(i)); - if (thisDistance < shortestDistance) { - shortestDistance = thisDistance; - closestScreen = i; - } - } - - return closestScreen; -} - -void QDesktopWidget::resizeEvent(QResizeEvent *) -{ - Q_D(QDesktopWidget); - const QVector<QRect> oldrects(*d->rects); - const QVector<QRect> oldworkrects(*d->workrects); - int oldscreencount = d->screenCount; - - QDesktopWidgetPrivate::cleanup(); - QDesktopWidgetPrivate::init(this); -#ifdef Q_WS_WINCE_WM - for(int i=0; i < d->workrects->size(); ++i) - qt_get_sip_info((*d->workrects)[i]); -#endif - - for (int i = 0; i < qMin(oldscreencount, d->screenCount); ++i) { - const QRect oldrect = oldrects[i]; - const QRect newrect = d->rects->at(i); - if (oldrect != newrect) - emit resized(i); - } - - for (int j = 0; j < qMin(oldscreencount, d->screenCount); ++j) { - const QRect oldrect = oldworkrects[j]; - const QRect newrect = d->workrects->at(j); - if (oldrect != newrect) - emit workAreaResized(j); - } - - if (oldscreencount != d->screenCount) { - emit screenCountChanged(d->screenCount); - } -} - -#ifdef Q_CC_MSVC -# pragma warning(pop) -#endif - -QT_END_NAMESPACE |