From 806dda08d685bc5f9ed71dfe8b61f21848d48066 Mon Sep 17 00:00:00 2001 From: Gabriel de Dietrich Date: Fri, 17 Aug 2012 13:23:19 +0200 Subject: Moving .qdoc files under examples/widgets/doc Updated those .qdoc files to refer to the new relative examples emplacement. Images and snippets to be moved later. Also grouped all widgets related examples under widgets. Change-Id: Ib29696e2d8948524537f53e8dda88f9ee26a597f Reviewed-by: J-P Nurmi --- examples/widgets/mainwindows/mdi/images/copy.png | Bin 0 -> 1338 bytes examples/widgets/mainwindows/mdi/images/cut.png | Bin 0 -> 1323 bytes examples/widgets/mainwindows/mdi/images/new.png | Bin 0 -> 852 bytes examples/widgets/mainwindows/mdi/images/open.png | Bin 0 -> 2073 bytes examples/widgets/mainwindows/mdi/images/paste.png | Bin 0 -> 1645 bytes examples/widgets/mainwindows/mdi/images/save.png | Bin 0 -> 1187 bytes examples/widgets/mainwindows/mdi/main.cpp | 53 +++ examples/widgets/mainwindows/mdi/mainwindow.cpp | 411 ++++++++++++++++++++++ examples/widgets/mainwindows/mdi/mainwindow.h | 122 +++++++ examples/widgets/mainwindows/mdi/mdi.desktop | 11 + examples/widgets/mainwindows/mdi/mdi.pro | 16 + examples/widgets/mainwindows/mdi/mdi.qrc | 10 + examples/widgets/mainwindows/mdi/mdichild.cpp | 175 +++++++++ examples/widgets/mainwindows/mdi/mdichild.h | 76 ++++ 14 files changed, 874 insertions(+) create mode 100644 examples/widgets/mainwindows/mdi/images/copy.png create mode 100644 examples/widgets/mainwindows/mdi/images/cut.png create mode 100644 examples/widgets/mainwindows/mdi/images/new.png create mode 100644 examples/widgets/mainwindows/mdi/images/open.png create mode 100644 examples/widgets/mainwindows/mdi/images/paste.png create mode 100644 examples/widgets/mainwindows/mdi/images/save.png create mode 100644 examples/widgets/mainwindows/mdi/main.cpp create mode 100644 examples/widgets/mainwindows/mdi/mainwindow.cpp create mode 100644 examples/widgets/mainwindows/mdi/mainwindow.h create mode 100644 examples/widgets/mainwindows/mdi/mdi.desktop create mode 100644 examples/widgets/mainwindows/mdi/mdi.pro create mode 100644 examples/widgets/mainwindows/mdi/mdi.qrc create mode 100644 examples/widgets/mainwindows/mdi/mdichild.cpp create mode 100644 examples/widgets/mainwindows/mdi/mdichild.h (limited to 'examples/widgets/mainwindows/mdi') diff --git a/examples/widgets/mainwindows/mdi/images/copy.png b/examples/widgets/mainwindows/mdi/images/copy.png new file mode 100644 index 0000000000..2aeb28288f Binary files /dev/null and b/examples/widgets/mainwindows/mdi/images/copy.png differ diff --git a/examples/widgets/mainwindows/mdi/images/cut.png b/examples/widgets/mainwindows/mdi/images/cut.png new file mode 100644 index 0000000000..54638e9386 Binary files /dev/null and b/examples/widgets/mainwindows/mdi/images/cut.png differ diff --git a/examples/widgets/mainwindows/mdi/images/new.png b/examples/widgets/mainwindows/mdi/images/new.png new file mode 100644 index 0000000000..12131b0100 Binary files /dev/null and b/examples/widgets/mainwindows/mdi/images/new.png differ diff --git a/examples/widgets/mainwindows/mdi/images/open.png b/examples/widgets/mainwindows/mdi/images/open.png new file mode 100644 index 0000000000..45fa2883a7 Binary files /dev/null and b/examples/widgets/mainwindows/mdi/images/open.png differ diff --git a/examples/widgets/mainwindows/mdi/images/paste.png b/examples/widgets/mainwindows/mdi/images/paste.png new file mode 100644 index 0000000000..c14425cad1 Binary files /dev/null and b/examples/widgets/mainwindows/mdi/images/paste.png differ diff --git a/examples/widgets/mainwindows/mdi/images/save.png b/examples/widgets/mainwindows/mdi/images/save.png new file mode 100644 index 0000000000..daba865faf Binary files /dev/null and b/examples/widgets/mainwindows/mdi/images/save.png differ diff --git a/examples/widgets/mainwindows/mdi/main.cpp b/examples/widgets/mainwindows/mdi/main.cpp new file mode 100644 index 0000000000..8beec478a4 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/main.cpp @@ -0,0 +1,53 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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 + +#include "mainwindow.h" + +int main(int argc, char *argv[]) +{ + Q_INIT_RESOURCE(mdi); + + QApplication app(argc, argv); + MainWindow mainWin; + mainWin.show(); + return app.exec(); +} diff --git a/examples/widgets/mainwindows/mdi/mainwindow.cpp b/examples/widgets/mainwindows/mdi/mainwindow.cpp new file mode 100644 index 0000000000..6ba15aa224 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mainwindow.cpp @@ -0,0 +1,411 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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 + +#include "mainwindow.h" +#include "mdichild.h" + +MainWindow::MainWindow() +{ + mdiArea = new QMdiArea; + mdiArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded); + mdiArea->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded); + setCentralWidget(mdiArea); + connect(mdiArea, SIGNAL(subWindowActivated(QMdiSubWindow*)), + this, SLOT(updateMenus())); + windowMapper = new QSignalMapper(this); + connect(windowMapper, SIGNAL(mapped(QWidget*)), + this, SLOT(setActiveSubWindow(QWidget*))); + + createActions(); + createMenus(); + createToolBars(); + createStatusBar(); + updateMenus(); + + readSettings(); + + setWindowTitle(tr("MDI")); + setUnifiedTitleAndToolBarOnMac(true); +} + +void MainWindow::closeEvent(QCloseEvent *event) +{ + mdiArea->closeAllSubWindows(); + if (mdiArea->currentSubWindow()) { + event->ignore(); + } else { + writeSettings(); + event->accept(); + } +} + +void MainWindow::newFile() +{ + MdiChild *child = createMdiChild(); + child->newFile(); + child->show(); +} + +void MainWindow::open() +{ + QString fileName = QFileDialog::getOpenFileName(this); + if (!fileName.isEmpty()) { + QMdiSubWindow *existing = findMdiChild(fileName); + if (existing) { + mdiArea->setActiveSubWindow(existing); + return; + } + + MdiChild *child = createMdiChild(); + if (child->loadFile(fileName)) { + statusBar()->showMessage(tr("File loaded"), 2000); + child->show(); + } else { + child->close(); + } + } +} + +void MainWindow::save() +{ + if (activeMdiChild() && activeMdiChild()->save()) + statusBar()->showMessage(tr("File saved"), 2000); +} + +void MainWindow::saveAs() +{ + if (activeMdiChild() && activeMdiChild()->saveAs()) + statusBar()->showMessage(tr("File saved"), 2000); +} + +#ifndef QT_NO_CLIPBOARD +void MainWindow::cut() +{ + if (activeMdiChild()) + activeMdiChild()->cut(); +} + +void MainWindow::copy() +{ + if (activeMdiChild()) + activeMdiChild()->copy(); +} + +void MainWindow::paste() +{ + if (activeMdiChild()) + activeMdiChild()->paste(); +} +#endif + +void MainWindow::about() +{ + QMessageBox::about(this, tr("About MDI"), + tr("The MDI example demonstrates how to write multiple " + "document interface applications using Qt.")); +} + +void MainWindow::updateMenus() +{ + bool hasMdiChild = (activeMdiChild() != 0); + saveAct->setEnabled(hasMdiChild); + saveAsAct->setEnabled(hasMdiChild); +#ifndef QT_NO_CLIPBOARD + pasteAct->setEnabled(hasMdiChild); +#endif + closeAct->setEnabled(hasMdiChild); + closeAllAct->setEnabled(hasMdiChild); + tileAct->setEnabled(hasMdiChild); + cascadeAct->setEnabled(hasMdiChild); + nextAct->setEnabled(hasMdiChild); + previousAct->setEnabled(hasMdiChild); + separatorAct->setVisible(hasMdiChild); + +#ifndef QT_NO_CLIPBOARD + bool hasSelection = (activeMdiChild() && + activeMdiChild()->textCursor().hasSelection()); + cutAct->setEnabled(hasSelection); + copyAct->setEnabled(hasSelection); +#endif +} + +void MainWindow::updateWindowMenu() +{ + windowMenu->clear(); + windowMenu->addAction(closeAct); + windowMenu->addAction(closeAllAct); + windowMenu->addSeparator(); + windowMenu->addAction(tileAct); + windowMenu->addAction(cascadeAct); + windowMenu->addSeparator(); + windowMenu->addAction(nextAct); + windowMenu->addAction(previousAct); + windowMenu->addAction(separatorAct); + + QList windows = mdiArea->subWindowList(); + separatorAct->setVisible(!windows.isEmpty()); + + for (int i = 0; i < windows.size(); ++i) { + MdiChild *child = qobject_cast(windows.at(i)->widget()); + + QString text; + if (i < 9) { + text = tr("&%1 %2").arg(i + 1) + .arg(child->userFriendlyCurrentFile()); + } else { + text = tr("%1 %2").arg(i + 1) + .arg(child->userFriendlyCurrentFile()); + } + QAction *action = windowMenu->addAction(text); + action->setCheckable(true); + action ->setChecked(child == activeMdiChild()); + connect(action, SIGNAL(triggered()), windowMapper, SLOT(map())); + windowMapper->setMapping(action, windows.at(i)); + } +} + +MdiChild *MainWindow::createMdiChild() +{ + MdiChild *child = new MdiChild; + mdiArea->addSubWindow(child); + +#ifndef QT_NO_CLIPBOARD + connect(child, SIGNAL(copyAvailable(bool)), + cutAct, SLOT(setEnabled(bool))); + connect(child, SIGNAL(copyAvailable(bool)), + copyAct, SLOT(setEnabled(bool))); +#endif + + return child; +} + +void MainWindow::createActions() +{ + newAct = new QAction(QIcon(":/images/new.png"), tr("&New"), this); + newAct->setShortcuts(QKeySequence::New); + newAct->setStatusTip(tr("Create a new file")); + connect(newAct, SIGNAL(triggered()), this, SLOT(newFile())); + + openAct = new QAction(QIcon(":/images/open.png"), tr("&Open..."), this); + openAct->setShortcuts(QKeySequence::Open); + openAct->setStatusTip(tr("Open an existing file")); + connect(openAct, SIGNAL(triggered()), this, SLOT(open())); + + saveAct = new QAction(QIcon(":/images/save.png"), tr("&Save"), this); + saveAct->setShortcuts(QKeySequence::Save); + saveAct->setStatusTip(tr("Save the document to disk")); + connect(saveAct, SIGNAL(triggered()), this, SLOT(save())); + + saveAsAct = new QAction(tr("Save &As..."), this); + saveAsAct->setShortcuts(QKeySequence::SaveAs); + saveAsAct->setStatusTip(tr("Save the document under a new name")); + connect(saveAsAct, SIGNAL(triggered()), this, SLOT(saveAs())); + +//! [0] + exitAct = new QAction(tr("E&xit"), this); + exitAct->setShortcuts(QKeySequence::Quit); + exitAct->setStatusTip(tr("Exit the application")); + connect(exitAct, SIGNAL(triggered()), qApp, SLOT(closeAllWindows())); +//! [0] + +#ifndef QT_NO_CLIPBOARD + cutAct = new QAction(QIcon(":/images/cut.png"), tr("Cu&t"), this); + cutAct->setShortcuts(QKeySequence::Cut); + cutAct->setStatusTip(tr("Cut the current selection's contents to the " + "clipboard")); + connect(cutAct, SIGNAL(triggered()), this, SLOT(cut())); + + copyAct = new QAction(QIcon(":/images/copy.png"), tr("&Copy"), this); + copyAct->setShortcuts(QKeySequence::Copy); + copyAct->setStatusTip(tr("Copy the current selection's contents to the " + "clipboard")); + connect(copyAct, SIGNAL(triggered()), this, SLOT(copy())); + + pasteAct = new QAction(QIcon(":/images/paste.png"), tr("&Paste"), this); + pasteAct->setShortcuts(QKeySequence::Paste); + pasteAct->setStatusTip(tr("Paste the clipboard's contents into the current " + "selection")); + connect(pasteAct, SIGNAL(triggered()), this, SLOT(paste())); +#endif + + closeAct = new QAction(tr("Cl&ose"), this); + closeAct->setStatusTip(tr("Close the active window")); + connect(closeAct, SIGNAL(triggered()), + mdiArea, SLOT(closeActiveSubWindow())); + + closeAllAct = new QAction(tr("Close &All"), this); + closeAllAct->setStatusTip(tr("Close all the windows")); + connect(closeAllAct, SIGNAL(triggered()), + mdiArea, SLOT(closeAllSubWindows())); + + tileAct = new QAction(tr("&Tile"), this); + tileAct->setStatusTip(tr("Tile the windows")); + connect(tileAct, SIGNAL(triggered()), mdiArea, SLOT(tileSubWindows())); + + cascadeAct = new QAction(tr("&Cascade"), this); + cascadeAct->setStatusTip(tr("Cascade the windows")); + connect(cascadeAct, SIGNAL(triggered()), mdiArea, SLOT(cascadeSubWindows())); + + nextAct = new QAction(tr("Ne&xt"), this); + nextAct->setShortcuts(QKeySequence::NextChild); + nextAct->setStatusTip(tr("Move the focus to the next window")); + connect(nextAct, SIGNAL(triggered()), + mdiArea, SLOT(activateNextSubWindow())); + + previousAct = new QAction(tr("Pre&vious"), this); + previousAct->setShortcuts(QKeySequence::PreviousChild); + previousAct->setStatusTip(tr("Move the focus to the previous " + "window")); + connect(previousAct, SIGNAL(triggered()), + mdiArea, SLOT(activatePreviousSubWindow())); + + separatorAct = new QAction(this); + separatorAct->setSeparator(true); + + aboutAct = new QAction(tr("&About"), this); + aboutAct->setStatusTip(tr("Show the application's About box")); + connect(aboutAct, SIGNAL(triggered()), this, SLOT(about())); + + aboutQtAct = new QAction(tr("About &Qt"), this); + aboutQtAct->setStatusTip(tr("Show the Qt library's About box")); + connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt())); +} + +void MainWindow::createMenus() +{ + fileMenu = menuBar()->addMenu(tr("&File")); + fileMenu->addAction(newAct); + fileMenu->addAction(openAct); + fileMenu->addAction(saveAct); + fileMenu->addAction(saveAsAct); + fileMenu->addSeparator(); + QAction *action = fileMenu->addAction(tr("Switch layout direction")); + connect(action, SIGNAL(triggered()), this, SLOT(switchLayoutDirection())); + fileMenu->addAction(exitAct); + + editMenu = menuBar()->addMenu(tr("&Edit")); +#ifndef QT_NO_CLIPBOARD + editMenu->addAction(cutAct); + editMenu->addAction(copyAct); + editMenu->addAction(pasteAct); +#endif + + windowMenu = menuBar()->addMenu(tr("&Window")); + updateWindowMenu(); + connect(windowMenu, SIGNAL(aboutToShow()), this, SLOT(updateWindowMenu())); + + menuBar()->addSeparator(); + + helpMenu = menuBar()->addMenu(tr("&Help")); + helpMenu->addAction(aboutAct); + helpMenu->addAction(aboutQtAct); +} + +void MainWindow::createToolBars() +{ + fileToolBar = addToolBar(tr("File")); + fileToolBar->addAction(newAct); + fileToolBar->addAction(openAct); + fileToolBar->addAction(saveAct); + +#ifndef QT_NO_CLIPBOARD + editToolBar = addToolBar(tr("Edit")); + editToolBar->addAction(cutAct); + editToolBar->addAction(copyAct); + editToolBar->addAction(pasteAct); +#endif +} + +void MainWindow::createStatusBar() +{ + statusBar()->showMessage(tr("Ready")); +} + +void MainWindow::readSettings() +{ + QSettings settings("Trolltech", "MDI Example"); + QPoint pos = settings.value("pos", QPoint(200, 200)).toPoint(); + QSize size = settings.value("size", QSize(400, 400)).toSize(); + move(pos); + resize(size); +} + +void MainWindow::writeSettings() +{ + QSettings settings("Trolltech", "MDI Example"); + settings.setValue("pos", pos()); + settings.setValue("size", size()); +} + +MdiChild *MainWindow::activeMdiChild() +{ + if (QMdiSubWindow *activeSubWindow = mdiArea->activeSubWindow()) + return qobject_cast(activeSubWindow->widget()); + return 0; +} + +QMdiSubWindow *MainWindow::findMdiChild(const QString &fileName) +{ + QString canonicalFilePath = QFileInfo(fileName).canonicalFilePath(); + + foreach (QMdiSubWindow *window, mdiArea->subWindowList()) { + MdiChild *mdiChild = qobject_cast(window->widget()); + if (mdiChild->currentFile() == canonicalFilePath) + return window; + } + return 0; +} + +void MainWindow::switchLayoutDirection() +{ + if (layoutDirection() == Qt::LeftToRight) + qApp->setLayoutDirection(Qt::RightToLeft); + else + qApp->setLayoutDirection(Qt::LeftToRight); +} + +void MainWindow::setActiveSubWindow(QWidget *window) +{ + if (!window) + return; + mdiArea->setActiveSubWindow(qobject_cast(window)); +} diff --git a/examples/widgets/mainwindows/mdi/mainwindow.h b/examples/widgets/mainwindows/mdi/mainwindow.h new file mode 100644 index 0000000000..1652ca9749 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mainwindow.h @@ -0,0 +1,122 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MAINWINDOW_H +#define MAINWINDOW_H + +#include + +class MdiChild; +QT_BEGIN_NAMESPACE +class QAction; +class QMenu; +class QMdiArea; +class QMdiSubWindow; +class QSignalMapper; +QT_END_NAMESPACE + +class MainWindow : public QMainWindow +{ + Q_OBJECT + +public: + MainWindow(); + +protected: + void closeEvent(QCloseEvent *event); + +private slots: + void newFile(); + void open(); + void save(); + void saveAs(); +#ifndef QT_NO_CLIPBOARD + void cut(); + void copy(); + void paste(); +#endif + void about(); + void updateMenus(); + void updateWindowMenu(); + MdiChild *createMdiChild(); + void switchLayoutDirection(); + void setActiveSubWindow(QWidget *window); + +private: + void createActions(); + void createMenus(); + void createToolBars(); + void createStatusBar(); + void readSettings(); + void writeSettings(); + MdiChild *activeMdiChild(); + QMdiSubWindow *findMdiChild(const QString &fileName); + + QMdiArea *mdiArea; + QSignalMapper *windowMapper; + + QMenu *fileMenu; + QMenu *editMenu; + QMenu *windowMenu; + QMenu *helpMenu; + QToolBar *fileToolBar; + QToolBar *editToolBar; + QAction *newAct; + QAction *openAct; + QAction *saveAct; + QAction *saveAsAct; + QAction *exitAct; +#ifndef QT_NO_CLIPBOARD + QAction *cutAct; + QAction *copyAct; + QAction *pasteAct; +#endif + QAction *closeAct; + QAction *closeAllAct; + QAction *tileAct; + QAction *cascadeAct; + QAction *nextAct; + QAction *previousAct; + QAction *separatorAct; + QAction *aboutAct; + QAction *aboutQtAct; +}; + +#endif diff --git a/examples/widgets/mainwindows/mdi/mdi.desktop b/examples/widgets/mainwindows/mdi/mdi.desktop new file mode 100644 index 0000000000..267e6f19d0 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mdi.desktop @@ -0,0 +1,11 @@ +[Desktop Entry] +Encoding=UTF-8 +Version=1.0 +Type=Application +Terminal=false +Name=MDI +Exec=/opt/usr/bin/mdi +Icon=mdi +X-Window-Icon= +X-HildonDesk-ShowInToolbar=true +X-Osso-Type=application/x-executable diff --git a/examples/widgets/mainwindows/mdi/mdi.pro b/examples/widgets/mainwindows/mdi/mdi.pro new file mode 100644 index 0000000000..a4387fecd6 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mdi.pro @@ -0,0 +1,16 @@ +HEADERS = mainwindow.h \ + mdichild.h +SOURCES = main.cpp \ + mainwindow.cpp \ + mdichild.cpp +RESOURCES = mdi.qrc + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/qtbase/mainwindows/mdi +sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS mdi.pro images +sources.path = $$[QT_INSTALL_EXAMPLES]/qtbase/mainwindows/mdi +INSTALLS += target sources + +QT += widgets + +simulator: warning(This example might not fully work on Simulator platform) diff --git a/examples/widgets/mainwindows/mdi/mdi.qrc b/examples/widgets/mainwindows/mdi/mdi.qrc new file mode 100644 index 0000000000..0a776fab4d --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mdi.qrc @@ -0,0 +1,10 @@ + + + images/copy.png + images/cut.png + images/new.png + images/open.png + images/paste.png + images/save.png + + diff --git a/examples/widgets/mainwindows/mdi/mdichild.cpp b/examples/widgets/mainwindows/mdi/mdichild.cpp new file mode 100644 index 0000000000..2279fe7044 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mdichild.cpp @@ -0,0 +1,175 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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 + +#include "mdichild.h" + +MdiChild::MdiChild() +{ + setAttribute(Qt::WA_DeleteOnClose); + isUntitled = true; +} + +void MdiChild::newFile() +{ + static int sequenceNumber = 1; + + isUntitled = true; + curFile = tr("document%1.txt").arg(sequenceNumber++); + setWindowTitle(curFile + "[*]"); + + connect(document(), SIGNAL(contentsChanged()), + this, SLOT(documentWasModified())); +} + +bool MdiChild::loadFile(const QString &fileName) +{ + QFile file(fileName); + if (!file.open(QFile::ReadOnly | QFile::Text)) { + QMessageBox::warning(this, tr("MDI"), + tr("Cannot read file %1:\n%2.") + .arg(fileName) + .arg(file.errorString())); + return false; + } + + QTextStream in(&file); + QApplication::setOverrideCursor(Qt::WaitCursor); + setPlainText(in.readAll()); + QApplication::restoreOverrideCursor(); + + setCurrentFile(fileName); + + connect(document(), SIGNAL(contentsChanged()), + this, SLOT(documentWasModified())); + + return true; +} + +bool MdiChild::save() +{ + if (isUntitled) { + return saveAs(); + } else { + return saveFile(curFile); + } +} + +bool MdiChild::saveAs() +{ + QString fileName = QFileDialog::getSaveFileName(this, tr("Save As"), + curFile); + if (fileName.isEmpty()) + return false; + + return saveFile(fileName); +} + +bool MdiChild::saveFile(const QString &fileName) +{ + QFile file(fileName); + if (!file.open(QFile::WriteOnly | QFile::Text)) { + QMessageBox::warning(this, tr("MDI"), + tr("Cannot write file %1:\n%2.") + .arg(fileName) + .arg(file.errorString())); + return false; + } + + QTextStream out(&file); + QApplication::setOverrideCursor(Qt::WaitCursor); + out << toPlainText(); + QApplication::restoreOverrideCursor(); + + setCurrentFile(fileName); + return true; +} + +QString MdiChild::userFriendlyCurrentFile() +{ + return strippedName(curFile); +} + +void MdiChild::closeEvent(QCloseEvent *event) +{ + if (maybeSave()) { + event->accept(); + } else { + event->ignore(); + } +} + +void MdiChild::documentWasModified() +{ + setWindowModified(document()->isModified()); +} + +bool MdiChild::maybeSave() +{ + if (document()->isModified()) { + QMessageBox::StandardButton ret; + ret = QMessageBox::warning(this, tr("MDI"), + tr("'%1' has been modified.\n" + "Do you want to save your changes?") + .arg(userFriendlyCurrentFile()), + QMessageBox::Save | QMessageBox::Discard + | QMessageBox::Cancel); + if (ret == QMessageBox::Save) + return save(); + else if (ret == QMessageBox::Cancel) + return false; + } + return true; +} + +void MdiChild::setCurrentFile(const QString &fileName) +{ + curFile = QFileInfo(fileName).canonicalFilePath(); + isUntitled = false; + document()->setModified(false); + setWindowModified(false); + setWindowTitle(userFriendlyCurrentFile() + "[*]"); +} + +QString MdiChild::strippedName(const QString &fullFileName) +{ + return QFileInfo(fullFileName).fileName(); +} diff --git a/examples/widgets/mainwindows/mdi/mdichild.h b/examples/widgets/mainwindows/mdi/mdichild.h new file mode 100644 index 0000000000..aacdd0f0f6 --- /dev/null +++ b/examples/widgets/mainwindows/mdi/mdichild.h @@ -0,0 +1,76 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef MDICHILD_H +#define MDICHILD_H + +#include + +class MdiChild : public QTextEdit +{ + Q_OBJECT + +public: + MdiChild(); + + void newFile(); + bool loadFile(const QString &fileName); + bool save(); + bool saveAs(); + bool saveFile(const QString &fileName); + QString userFriendlyCurrentFile(); + QString currentFile() { return curFile; } + +protected: + void closeEvent(QCloseEvent *event); + +private slots: + void documentWasModified(); + +private: + bool maybeSave(); + void setCurrentFile(const QString &fileName); + QString strippedName(const QString &fullFileName); + + QString curFile; + bool isUntitled; +}; + +#endif -- cgit v1.2.3