Polish rich text example.
- Introduce Qt 5 signals & slot syntax. - Use mime types in the file dialogs. - Streamline the code creating the actions. - Introduce QCommandLineParser. - Query the available size when determining the initial size instead of using hard-coded values for High-DPI screens. Change-Id: Ifc84a41ed55a4a674b6eafdb6120ac42441405b6 Reviewed-by: Topi Reiniö <topi.reinio@digia.com>
This commit is contained in:
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@ -32,15 +32,37 @@
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****************************************************************************/
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#include "textedit.h"
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#include <QApplication>
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#include <QDesktopWidget>
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#include <QCommandLineParser>
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#include <QCommandLineOption>
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int main(int argc, char *argv[])
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{
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Q_INIT_RESOURCE(textedit);
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QApplication a(argc, argv);
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QCoreApplication::setOrganizationName("QtProject");
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QCoreApplication::setApplicationName("Rich Text");
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QCoreApplication::setApplicationVersion(QT_VERSION_STR);
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QCommandLineParser parser;
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parser.setApplicationDescription(QCoreApplication::applicationName());
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parser.addHelpOption();
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parser.addVersionOption();
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parser.addPositionalArgument("file", "The file to open.");
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parser.process(a);
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TextEdit mw;
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mw.resize(700, 800);
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const QRect availableGeometry = QApplication::desktop()->availableGeometry(&mw);
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mw.resize(availableGeometry.width() / 2, (availableGeometry.height() * 2) / 3);
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mw.move((availableGeometry.width() - mw.width()) / 2,
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(availableGeometry.height() - mw.height()) / 2);
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if (!mw.load(parser.positionalArguments().value(0, QLatin1String(":/example.html"))))
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mw.fileNew();
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mw.show();
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return a.exec();
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}
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@ -45,6 +45,7 @@
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#include <QMenuBar>
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#include <QTextCodec>
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#include <QTextEdit>
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#include <QStatusBar>
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#include <QToolBar>
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#include <QTextCursor>
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#include <QTextDocumentWriter>
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@ -73,6 +74,14 @@ TextEdit::TextEdit(QWidget *parent)
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#ifdef Q_OS_OSX
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setUnifiedTitleAndToolBarOnMac(true);
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#endif
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setWindowTitle(QCoreApplication::applicationName());
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textEdit = new QTextEdit(this);
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connect(textEdit, &QTextEdit::currentCharFormatChanged,
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this, &TextEdit::currentCharFormatChanged);
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connect(textEdit, &QTextEdit::cursorPositionChanged,
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this, &TextEdit::cursorPositionChanged);
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setCentralWidget(textEdit);
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setToolButtonStyle(Qt::ToolButtonFollowStyle);
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setupFileActions();
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@ -80,22 +89,11 @@ TextEdit::TextEdit(QWidget *parent)
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setupTextActions();
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{
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QMenu *helpMenu = new QMenu(tr("Help"), this);
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menuBar()->addMenu(helpMenu);
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helpMenu->addAction(tr("About"), this, SLOT(about()));
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helpMenu->addAction(tr("About &Qt"), qApp, SLOT(aboutQt()));
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QMenu *helpMenu = menuBar()->addMenu(tr("Help"));
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helpMenu->addAction(tr("About"), this, &TextEdit::about);
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helpMenu->addAction(tr("About &Qt"), qApp, &QApplication::aboutQt);
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}
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textEdit = new QTextEdit(this);
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connect(textEdit, SIGNAL(currentCharFormatChanged(QTextCharFormat)),
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this, SLOT(currentCharFormatChanged(QTextCharFormat)));
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connect(textEdit, SIGNAL(cursorPositionChanged()),
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this, SLOT(cursorPositionChanged()));
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setCentralWidget(textEdit);
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textEdit->setFocus();
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setCurrentFileName(QString());
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QFont textFont("Helvetica");
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textFont.setStyleHint(QFont::SansSerif);
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textEdit->setFont(textFont);
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@ -103,44 +101,29 @@ TextEdit::TextEdit(QWidget *parent)
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colorChanged(textEdit->textColor());
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alignmentChanged(textEdit->alignment());
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connect(textEdit->document(), SIGNAL(modificationChanged(bool)),
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actionSave, SLOT(setEnabled(bool)));
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connect(textEdit->document(), SIGNAL(modificationChanged(bool)),
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this, SLOT(setWindowModified(bool)));
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connect(textEdit->document(), SIGNAL(undoAvailable(bool)),
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actionUndo, SLOT(setEnabled(bool)));
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connect(textEdit->document(), SIGNAL(redoAvailable(bool)),
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actionRedo, SLOT(setEnabled(bool)));
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connect(textEdit->document(), &QTextDocument::modificationChanged,
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actionSave, &QAction::setEnabled);
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connect(textEdit->document(), &QTextDocument::modificationChanged,
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this, &QWidget::setWindowModified);
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connect(textEdit->document(), &QTextDocument::undoAvailable,
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actionUndo, &QAction::setEnabled);
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connect(textEdit->document(), &QTextDocument::redoAvailable,
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actionRedo, &QAction::setEnabled);
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setWindowModified(textEdit->document()->isModified());
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actionSave->setEnabled(textEdit->document()->isModified());
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actionUndo->setEnabled(textEdit->document()->isUndoAvailable());
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actionRedo->setEnabled(textEdit->document()->isRedoAvailable());
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connect(actionUndo, SIGNAL(triggered()), textEdit, SLOT(undo()));
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connect(actionRedo, SIGNAL(triggered()), textEdit, SLOT(redo()));
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actionCut->setEnabled(false);
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actionCopy->setEnabled(false);
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connect(actionCut, SIGNAL(triggered()), textEdit, SLOT(cut()));
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connect(actionCopy, SIGNAL(triggered()), textEdit, SLOT(copy()));
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connect(actionPaste, SIGNAL(triggered()), textEdit, SLOT(paste()));
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connect(textEdit, SIGNAL(copyAvailable(bool)), actionCut, SLOT(setEnabled(bool)));
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connect(textEdit, SIGNAL(copyAvailable(bool)), actionCopy, SLOT(setEnabled(bool)));
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#ifndef QT_NO_CLIPBOARD
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connect(QApplication::clipboard(), SIGNAL(dataChanged()), this, SLOT(clipboardDataChanged()));
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connect(QApplication::clipboard(), &QClipboard::dataChanged, this, &TextEdit::clipboardDataChanged);
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#endif
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QString initialFile = ":/example.html";
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const QStringList args = QCoreApplication::arguments();
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if (args.count() == 2)
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initialFile = args.at(1);
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if (!load(initialFile))
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fileNew();
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textEdit->setFocus();
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setCurrentFileName(QString());
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}
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void TextEdit::closeEvent(QCloseEvent *e)
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@ -153,116 +136,89 @@ void TextEdit::closeEvent(QCloseEvent *e)
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void TextEdit::setupFileActions()
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{
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QToolBar *tb = new QToolBar(this);
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tb->setWindowTitle(tr("File Actions"));
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addToolBar(tb);
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QToolBar *tb = addToolBar(tr("File Actions"));
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QMenu *menu = menuBar()->addMenu(tr("&File"));
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QMenu *menu = new QMenu(tr("&File"), this);
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menuBar()->addMenu(menu);
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QAction *a;
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QIcon newIcon = QIcon::fromTheme("document-new", QIcon(rsrcPath + "/filenew.png"));
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a = new QAction( newIcon, tr("&New"), this);
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const QIcon newIcon = QIcon::fromTheme("document-new", QIcon(rsrcPath + "/filenew.png"));
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QAction *a = menu->addAction(newIcon, tr("&New"), this, &TextEdit::fileNew);
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tb->addAction(a);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(QKeySequence::New);
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connect(a, SIGNAL(triggered()), this, SLOT(fileNew()));
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tb->addAction(a);
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menu->addAction(a);
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a = new QAction(QIcon::fromTheme("document-open", QIcon(rsrcPath + "/fileopen.png")),
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tr("&Open..."), this);
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const QIcon openIcon = QIcon::fromTheme("document-open", QIcon(rsrcPath + "/fileopen.png"));
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a = menu->addAction(openIcon, tr("&Open..."), this, &TextEdit::fileOpen);
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a->setShortcut(QKeySequence::Open);
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connect(a, SIGNAL(triggered()), this, SLOT(fileOpen()));
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tb->addAction(a);
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menu->addAction(a);
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menu->addSeparator();
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actionSave = a = new QAction(QIcon::fromTheme("document-save", QIcon(rsrcPath + "/filesave.png")),
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tr("&Save"), this);
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a->setShortcut(QKeySequence::Save);
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connect(a, SIGNAL(triggered()), this, SLOT(fileSave()));
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a->setEnabled(false);
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tb->addAction(a);
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menu->addAction(a);
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const QIcon saveIcon = QIcon::fromTheme("document-save", QIcon(rsrcPath + "/filesave.png"));
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actionSave = menu->addAction(saveIcon, tr("&Save"), this, &TextEdit::fileSave);
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actionSave->setShortcut(QKeySequence::Save);
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actionSave->setEnabled(false);
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tb->addAction(actionSave);
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a = new QAction(tr("Save &As..."), this);
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a = menu->addAction(tr("Save &As..."), this, &TextEdit::fileSaveAs);
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a->setPriority(QAction::LowPriority);
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connect(a, SIGNAL(triggered()), this, SLOT(fileSaveAs()));
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menu->addAction(a);
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menu->addSeparator();
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#ifndef QT_NO_PRINTER
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a = new QAction(QIcon::fromTheme("document-print", QIcon(rsrcPath + "/fileprint.png")),
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tr("&Print..."), this);
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const QIcon printIcon = QIcon::fromTheme("document-print", QIcon(rsrcPath + "/fileprint.png"));
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a = menu->addAction(printIcon, tr("&Print..."), this, &TextEdit::filePrint);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(QKeySequence::Print);
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connect(a, SIGNAL(triggered()), this, SLOT(filePrint()));
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tb->addAction(a);
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menu->addAction(a);
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a = new QAction(QIcon::fromTheme("fileprint", QIcon(rsrcPath + "/fileprint.png")),
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tr("Print Preview..."), this);
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connect(a, SIGNAL(triggered()), this, SLOT(filePrintPreview()));
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menu->addAction(a);
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const QIcon filePrintIcon = QIcon::fromTheme("fileprint", QIcon(rsrcPath + "/fileprint.png"));
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menu->addAction(filePrintIcon, tr("Print Preview..."), this, &TextEdit::filePrintPreview);
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a = new QAction(QIcon::fromTheme("exportpdf", QIcon(rsrcPath + "/exportpdf.png")),
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tr("&Export PDF..."), this);
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const QIcon exportPdfIcon = QIcon::fromTheme("exportpdf", QIcon(rsrcPath + "/exportpdf.png"));
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a = menu->addAction(exportPdfIcon, tr("&Export PDF..."), this, &TextEdit::filePrintPdf);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(Qt::CTRL + Qt::Key_D);
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connect(a, SIGNAL(triggered()), this, SLOT(filePrintPdf()));
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tb->addAction(a);
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menu->addAction(a);
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menu->addSeparator();
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#endif
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a = new QAction(tr("&Quit"), this);
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a = menu->addAction(tr("&Quit"), this, &QWidget::close);
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a->setShortcut(Qt::CTRL + Qt::Key_Q);
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connect(a, SIGNAL(triggered()), this, SLOT(close()));
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menu->addAction(a);
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}
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void TextEdit::setupEditActions()
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{
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QToolBar *tb = new QToolBar(this);
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tb->setWindowTitle(tr("Edit Actions"));
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addToolBar(tb);
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QMenu *menu = new QMenu(tr("&Edit"), this);
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menuBar()->addMenu(menu);
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QToolBar *tb = addToolBar(tr("Edit Actions"));
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QMenu *menu = menuBar()->addMenu(tr("&Edit"));
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QAction *a;
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a = actionUndo = new QAction(QIcon::fromTheme("edit-undo", QIcon(rsrcPath + "/editundo.png")),
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tr("&Undo"), this);
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a->setShortcut(QKeySequence::Undo);
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tb->addAction(a);
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menu->addAction(a);
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a = actionRedo = new QAction(QIcon::fromTheme("edit-redo", QIcon(rsrcPath + "/editredo.png")),
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tr("&Redo"), this);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(QKeySequence::Redo);
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tb->addAction(a);
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menu->addAction(a);
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const QIcon undoIcon = QIcon::fromTheme("edit-undo", QIcon(rsrcPath + "/editundo.png"));
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actionUndo = menu->addAction(undoIcon, tr("&Undo"), textEdit, &QTextEdit::undo);
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actionUndo->setShortcut(QKeySequence::Undo);
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tb->addAction(actionUndo);
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const QIcon redoIcon = QIcon::fromTheme("edit-redo", QIcon(rsrcPath + "/editredo.png"));
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actionRedo = menu->addAction(redoIcon, tr("&Redo"), textEdit, &QTextEdit::redo);
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actionRedo->setPriority(QAction::LowPriority);
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actionRedo->setShortcut(QKeySequence::Redo);
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tb->addAction(actionRedo);
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menu->addSeparator();
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a = actionCut = new QAction(QIcon::fromTheme("edit-cut", QIcon(rsrcPath + "/editcut.png")),
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tr("Cu&t"), this);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(QKeySequence::Cut);
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tb->addAction(a);
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menu->addAction(a);
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a = actionCopy = new QAction(QIcon::fromTheme("edit-copy", QIcon(rsrcPath + "/editcopy.png")),
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tr("&Copy"), this);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(QKeySequence::Copy);
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tb->addAction(a);
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menu->addAction(a);
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a = actionPaste = new QAction(QIcon::fromTheme("edit-paste", QIcon(rsrcPath + "/editpaste.png")),
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tr("&Paste"), this);
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a->setPriority(QAction::LowPriority);
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a->setShortcut(QKeySequence::Paste);
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tb->addAction(a);
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menu->addAction(a);
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const QIcon cutIcon = QIcon::fromTheme("edit-cut", QIcon(rsrcPath + "/editcut.png"));
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actionCut = menu->addAction(cutIcon, tr("Cu&t"), textEdit, &QTextEdit::cut);
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actionCut->setPriority(QAction::LowPriority);
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actionCut->setShortcut(QKeySequence::Cut);
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tb->addAction(actionCut);
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const QIcon copyIcon = QIcon::fromTheme("edit-copy", QIcon(rsrcPath + "/editcopy.png"));
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actionCopy = menu->addAction(copyIcon, tr("&Copy"), textEdit, &QTextEdit::copy);
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actionCopy->setPriority(QAction::LowPriority);
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actionCopy->setShortcut(QKeySequence::Copy);
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tb->addAction(actionCopy);
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const QIcon pasteIcon = QIcon::fromTheme("edit-paste", QIcon(rsrcPath + "/editpaste.png"));
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actionPaste = menu->addAction(pasteIcon, tr("&Paste"), textEdit, &QTextEdit::paste);
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actionPaste->setPriority(QAction::LowPriority);
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actionPaste->setShortcut(QKeySequence::Paste);
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tb->addAction(actionPaste);
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#ifndef QT_NO_CLIPBOARD
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if (const QMimeData *md = QApplication::clipboard()->mimeData())
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actionPaste->setEnabled(md->hasText());
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@ -271,110 +227,89 @@ void TextEdit::setupEditActions()
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void TextEdit::setupTextActions()
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{
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QToolBar *tb = new QToolBar(this);
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tb->setWindowTitle(tr("Format Actions"));
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addToolBar(tb);
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QToolBar *tb = addToolBar(tr("Format Actions"));
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QMenu *menu = menuBar()->addMenu(tr("F&ormat"));
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QMenu *menu = new QMenu(tr("F&ormat"), this);
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menuBar()->addMenu(menu);
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actionTextBold = new QAction(QIcon::fromTheme("format-text-bold", QIcon(rsrcPath + "/textbold.png")),
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tr("&Bold"), this);
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const QIcon boldIcon = QIcon::fromTheme("format-text-bold", QIcon(rsrcPath + "/textbold.png"));
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actionTextBold = menu->addAction(boldIcon, tr("&Bold"), this, &TextEdit::textBold);
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actionTextBold->setShortcut(Qt::CTRL + Qt::Key_B);
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actionTextBold->setPriority(QAction::LowPriority);
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QFont bold;
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bold.setBold(true);
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actionTextBold->setFont(bold);
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connect(actionTextBold, SIGNAL(triggered()), this, SLOT(textBold()));
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tb->addAction(actionTextBold);
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menu->addAction(actionTextBold);
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actionTextBold->setCheckable(true);
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actionTextItalic = new QAction(QIcon::fromTheme("format-text-italic",
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QIcon(rsrcPath + "/textitalic.png")),
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tr("&Italic"), this);
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const QIcon italicIcon = QIcon::fromTheme("format-text-italic", QIcon(rsrcPath + "/textitalic.png"));
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actionTextItalic = menu->addAction(italicIcon, tr("&Italic"), this, &TextEdit::textItalic);
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actionTextItalic->setPriority(QAction::LowPriority);
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actionTextItalic->setShortcut(Qt::CTRL + Qt::Key_I);
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QFont italic;
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italic.setItalic(true);
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actionTextItalic->setFont(italic);
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connect(actionTextItalic, SIGNAL(triggered()), this, SLOT(textItalic()));
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tb->addAction(actionTextItalic);
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menu->addAction(actionTextItalic);
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actionTextItalic->setCheckable(true);
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actionTextUnderline = new QAction(QIcon::fromTheme("format-text-underline",
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QIcon(rsrcPath + "/textunder.png")),
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tr("&Underline"), this);
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const QIcon underlineIcon = QIcon::fromTheme("format-text-underline", QIcon(rsrcPath + "/textunder.png"));
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actionTextUnderline = menu->addAction(underlineIcon, tr("&Underline"), this, &TextEdit::textUnderline);
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actionTextUnderline->setShortcut(Qt::CTRL + Qt::Key_U);
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actionTextUnderline->setPriority(QAction::LowPriority);
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QFont underline;
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underline.setUnderline(true);
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actionTextUnderline->setFont(underline);
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connect(actionTextUnderline, SIGNAL(triggered()), this, SLOT(textUnderline()));
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tb->addAction(actionTextUnderline);
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menu->addAction(actionTextUnderline);
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actionTextUnderline->setCheckable(true);
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menu->addSeparator();
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QActionGroup *grp = new QActionGroup(this);
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connect(grp, SIGNAL(triggered(QAction*)), this, SLOT(textAlign(QAction*)));
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// Make sure the alignLeft is always left of the alignRight
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if (QApplication::isLeftToRight()) {
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actionAlignLeft = new QAction(QIcon::fromTheme("format-justify-left",
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QIcon(rsrcPath + "/textleft.png")),
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tr("&Left"), grp);
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actionAlignCenter = new QAction(QIcon::fromTheme("format-justify-center",
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QIcon(rsrcPath + "/textcenter.png")),
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tr("C&enter"), grp);
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actionAlignRight = new QAction(QIcon::fromTheme("format-justify-right",
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QIcon(rsrcPath + "/textright.png")),
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tr("&Right"), grp);
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} else {
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actionAlignRight = new QAction(QIcon::fromTheme("format-justify-right",
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QIcon(rsrcPath + "/textright.png")),
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tr("&Right"), grp);
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actionAlignCenter = new QAction(QIcon::fromTheme("format-justify-center",
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QIcon(rsrcPath + "/textcenter.png")),
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tr("C&enter"), grp);
|
||||
actionAlignLeft = new QAction(QIcon::fromTheme("format-justify-left",
|
||||
QIcon(rsrcPath + "/textleft.png")),
|
||||
tr("&Left"), grp);
|
||||
}
|
||||
actionAlignJustify = new QAction(QIcon::fromTheme("format-justify-fill",
|
||||
QIcon(rsrcPath + "/textjustify.png")),
|
||||
tr("&Justify"), grp);
|
||||
|
||||
const QIcon leftIcon = QIcon::fromTheme("format-justify-left", QIcon(rsrcPath + "/textleft.png"));
|
||||
actionAlignLeft = new QAction(leftIcon, tr("&Left"), this);
|
||||
actionAlignLeft->setShortcut(Qt::CTRL + Qt::Key_L);
|
||||
actionAlignLeft->setCheckable(true);
|
||||
actionAlignLeft->setPriority(QAction::LowPriority);
|
||||
const QIcon centerIcon = QIcon::fromTheme("format-justify-center", QIcon(rsrcPath + "/textcenter.png"));
|
||||
actionAlignCenter = new QAction(centerIcon, tr("C&enter"), this);
|
||||
actionAlignCenter->setShortcut(Qt::CTRL + Qt::Key_E);
|
||||
actionAlignCenter->setCheckable(true);
|
||||
actionAlignCenter->setPriority(QAction::LowPriority);
|
||||
const QIcon rightIcon = QIcon::fromTheme("format-justify-right", QIcon(rsrcPath + "/textright.png"));
|
||||
actionAlignRight = new QAction(rightIcon, tr("&Right"), this);
|
||||
actionAlignRight->setShortcut(Qt::CTRL + Qt::Key_R);
|
||||
actionAlignRight->setCheckable(true);
|
||||
actionAlignRight->setPriority(QAction::LowPriority);
|
||||
const QIcon fillIcon = QIcon::fromTheme("format-justify-fill", QIcon(rsrcPath + "/textjustify.png"));
|
||||
actionAlignJustify = new QAction(fillIcon, tr("&Justify"), this);
|
||||
actionAlignJustify->setShortcut(Qt::CTRL + Qt::Key_J);
|
||||
actionAlignJustify->setCheckable(true);
|
||||
actionAlignJustify->setPriority(QAction::LowPriority);
|
||||
|
||||
tb->addActions(grp->actions());
|
||||
menu->addActions(grp->actions());
|
||||
// Make sure the alignLeft is always left of the alignRight
|
||||
QActionGroup *alignGroup = new QActionGroup(this);
|
||||
connect(alignGroup, &QActionGroup::triggered, this, &TextEdit::textAlign);
|
||||
|
||||
if (QApplication::isLeftToRight()) {
|
||||
alignGroup->addAction(actionAlignLeft);
|
||||
alignGroup->addAction(actionAlignCenter);
|
||||
alignGroup->addAction(actionAlignRight);
|
||||
} else {
|
||||
alignGroup->addAction(actionAlignRight);
|
||||
alignGroup->addAction(actionAlignCenter);
|
||||
alignGroup->addAction(actionAlignLeft);
|
||||
}
|
||||
alignGroup->addAction(actionAlignJustify);
|
||||
|
||||
tb->addActions(alignGroup->actions());
|
||||
menu->addActions(alignGroup->actions());
|
||||
|
||||
menu->addSeparator();
|
||||
|
||||
QPixmap pix(16, 16);
|
||||
pix.fill(Qt::black);
|
||||
actionTextColor = new QAction(pix, tr("&Color..."), this);
|
||||
connect(actionTextColor, SIGNAL(triggered()), this, SLOT(textColor()));
|
||||
actionTextColor = menu->addAction(pix, tr("&Color..."), this, &TextEdit::textColor);
|
||||
tb->addAction(actionTextColor);
|
||||
menu->addAction(actionTextColor);
|
||||
|
||||
tb = new QToolBar(this);
|
||||
tb = addToolBar(tr("Format Actions"));
|
||||
tb->setAllowedAreas(Qt::TopToolBarArea | Qt::BottomToolBarArea);
|
||||
tb->setWindowTitle(tr("Format Actions"));
|
||||
addToolBarBreak(Qt::TopToolBarArea);
|
||||
addToolBar(tb);
|
||||
|
||||
@ -389,24 +324,26 @@ void TextEdit::setupTextActions()
|
||||
comboStyle->addItem("Ordered List (Alpha upper)");
|
||||
comboStyle->addItem("Ordered List (Roman lower)");
|
||||
comboStyle->addItem("Ordered List (Roman upper)");
|
||||
connect(comboStyle, SIGNAL(activated(int)), this, SLOT(textStyle(int)));
|
||||
|
||||
typedef void (QComboBox::*QComboIntSignal)(int);
|
||||
connect(comboStyle, static_cast<QComboIntSignal>(&QComboBox::activated), this, &TextEdit::textStyle);
|
||||
|
||||
typedef void (QComboBox::*QComboStringSignal)(const QString &);
|
||||
comboFont = new QFontComboBox(tb);
|
||||
tb->addWidget(comboFont);
|
||||
connect(comboFont, SIGNAL(activated(QString)), this, SLOT(textFamily(QString)));
|
||||
connect(comboFont, static_cast<QComboStringSignal>(&QComboBox::activated), this, &TextEdit::textFamily);
|
||||
|
||||
comboSize = new QComboBox(tb);
|
||||
comboSize->setObjectName("comboSize");
|
||||
tb->addWidget(comboSize);
|
||||
comboSize->setEditable(true);
|
||||
|
||||
QFontDatabase db;
|
||||
foreach(int size, db.standardSizes())
|
||||
const QList<int> standardSizes = QFontDatabase::standardSizes();
|
||||
foreach (int size, standardSizes)
|
||||
comboSize->addItem(QString::number(size));
|
||||
comboSize->setCurrentIndex(standardSizes.indexOf(QApplication::font().pointSize()));
|
||||
|
||||
connect(comboSize, SIGNAL(activated(QString)), this, SLOT(textSize(QString)));
|
||||
comboSize->setCurrentIndex(comboSize->findText(QString::number(QApplication::font()
|
||||
.pointSize())));
|
||||
connect(comboSize, static_cast<QComboStringSignal>(&QComboBox::activated), this, &TextEdit::textSize);
|
||||
}
|
||||
|
||||
bool TextEdit::load(const QString &f)
|
||||
@ -436,11 +373,11 @@ bool TextEdit::maybeSave()
|
||||
if (!textEdit->document()->isModified())
|
||||
return true;
|
||||
|
||||
QMessageBox::StandardButton ret;
|
||||
ret = QMessageBox::warning(this, tr("Application"),
|
||||
tr("The document has been modified.\n"
|
||||
"Do you want to save your changes?"),
|
||||
QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel);
|
||||
const QMessageBox::StandardButton ret =
|
||||
QMessageBox::warning(this, QCoreApplication::applicationName(),
|
||||
tr("The document has been modified.\n"
|
||||
"Do you want to save your changes?"),
|
||||
QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel);
|
||||
if (ret == QMessageBox::Save)
|
||||
return fileSave();
|
||||
else if (ret == QMessageBox::Cancel)
|
||||
@ -459,7 +396,7 @@ void TextEdit::setCurrentFileName(const QString &fileName)
|
||||
else
|
||||
shownName = QFileInfo(fileName).fileName();
|
||||
|
||||
setWindowTitle(tr("%1[*] - %2").arg(shownName).arg(tr("Rich Text")));
|
||||
setWindowTitle(tr("%1[*] - %2").arg(shownName, QCoreApplication::applicationName()));
|
||||
setWindowModified(false);
|
||||
}
|
||||
|
||||
@ -473,10 +410,17 @@ void TextEdit::fileNew()
|
||||
|
||||
void TextEdit::fileOpen()
|
||||
{
|
||||
QString fn = QFileDialog::getOpenFileName(this, tr("Open File..."),
|
||||
QString(), tr("HTML-Files (*.htm *.html);;All Files (*)"));
|
||||
if (!fn.isEmpty())
|
||||
load(fn);
|
||||
QFileDialog fileDialog(this, tr("Open File..."));
|
||||
fileDialog.setAcceptMode(QFileDialog::AcceptOpen);
|
||||
fileDialog.setFileMode(QFileDialog::ExistingFile);
|
||||
fileDialog.setMimeTypeFilters(QStringList() << "text/html" << "text/plain");
|
||||
if (fileDialog.exec() != QDialog::Accepted)
|
||||
return;
|
||||
const QString fn = fileDialog.selectedFiles().first();
|
||||
if (load(fn))
|
||||
statusBar()->showMessage(tr("Opened \"%1\"").arg(QDir::toNativeSeparators(fn)));
|
||||
else
|
||||
statusBar()->showMessage(tr("Could not open \"%1\"").arg(QDir::toNativeSeparators(fn)));
|
||||
}
|
||||
|
||||
bool TextEdit::fileSave()
|
||||
@ -488,23 +432,27 @@ bool TextEdit::fileSave()
|
||||
|
||||
QTextDocumentWriter writer(fileName);
|
||||
bool success = writer.write(textEdit->document());
|
||||
if (success)
|
||||
if (success) {
|
||||
textEdit->document()->setModified(false);
|
||||
statusBar()->showMessage(tr("Wrote \"%1\"").arg(QDir::toNativeSeparators(fileName)));
|
||||
} else {
|
||||
statusBar()->showMessage(tr("Could not write to file \"%1\"")
|
||||
.arg(QDir::toNativeSeparators(fileName)));
|
||||
}
|
||||
return success;
|
||||
}
|
||||
|
||||
bool TextEdit::fileSaveAs()
|
||||
{
|
||||
QString fn = QFileDialog::getSaveFileName(this, tr("Save as..."), QString(),
|
||||
tr("ODF files (*.odt);;HTML-Files "
|
||||
"(*.htm *.html);;All Files (*)"));
|
||||
if (fn.isEmpty())
|
||||
QFileDialog fileDialog(this, tr("Save as..."));
|
||||
fileDialog.setAcceptMode(QFileDialog::AcceptSave);
|
||||
QStringList mimeTypes;
|
||||
mimeTypes << "application/vnd.oasis.opendocument.text" << "text/html" << "text/plain";
|
||||
fileDialog.setMimeTypeFilters(mimeTypes);
|
||||
fileDialog.setDefaultSuffix("odt");
|
||||
if (fileDialog.exec() != QDialog::Accepted)
|
||||
return false;
|
||||
if (!(fn.endsWith(".odt", Qt::CaseInsensitive)
|
||||
|| fn.endsWith(".htm", Qt::CaseInsensitive)
|
||||
|| fn.endsWith(".html", Qt::CaseInsensitive))) {
|
||||
fn += ".odt"; // default
|
||||
}
|
||||
const QString fn = fileDialog.selectedFiles().first();
|
||||
setCurrentFileName(fn);
|
||||
return fileSave();
|
||||
}
|
||||
@ -528,7 +476,7 @@ void TextEdit::filePrintPreview()
|
||||
#if !defined(QT_NO_PRINTER) && !defined(QT_NO_PRINTDIALOG)
|
||||
QPrinter printer(QPrinter::HighResolution);
|
||||
QPrintPreviewDialog preview(&printer, this);
|
||||
connect(&preview, SIGNAL(paintRequested(QPrinter*)), SLOT(printPreview(QPrinter*)));
|
||||
connect(&preview, &QPrintPreviewDialog::paintRequested, this, &TextEdit::printPreview);
|
||||
preview.exec();
|
||||
#endif
|
||||
}
|
||||
@ -547,16 +495,19 @@ void TextEdit::filePrintPdf()
|
||||
{
|
||||
#ifndef QT_NO_PRINTER
|
||||
//! [0]
|
||||
QString fileName = QFileDialog::getSaveFileName(this, "Export PDF",
|
||||
QString(), "*.pdf");
|
||||
if (!fileName.isEmpty()) {
|
||||
if (QFileInfo(fileName).suffix().isEmpty())
|
||||
fileName.append(".pdf");
|
||||
QPrinter printer(QPrinter::HighResolution);
|
||||
printer.setOutputFormat(QPrinter::PdfFormat);
|
||||
printer.setOutputFileName(fileName);
|
||||
textEdit->document()->print(&printer);
|
||||
}
|
||||
QFileDialog fileDialog(this, tr("Export PDF"));
|
||||
fileDialog.setAcceptMode(QFileDialog::AcceptSave);
|
||||
fileDialog.setMimeTypeFilters(QStringList("application/pdf"));
|
||||
fileDialog.setDefaultSuffix("pdf");
|
||||
if (fileDialog.exec() != QDialog::Accepted)
|
||||
return;
|
||||
QString fileName = fileDialog.selectedFiles().first();
|
||||
QPrinter printer(QPrinter::HighResolution);
|
||||
printer.setOutputFormat(QPrinter::PdfFormat);
|
||||
printer.setOutputFileName(fileName);
|
||||
textEdit->document()->print(&printer);
|
||||
statusBar()->showMessage(tr("Exported \"%1\"")
|
||||
.arg(QDir::toNativeSeparators(fileName)));
|
||||
//! [0]
|
||||
#endif
|
||||
}
|
||||
|
@ -55,19 +55,15 @@ class TextEdit : public QMainWindow
|
||||
public:
|
||||
TextEdit(QWidget *parent = 0);
|
||||
|
||||
bool load(const QString &f);
|
||||
|
||||
public slots:
|
||||
void fileNew();
|
||||
|
||||
protected:
|
||||
virtual void closeEvent(QCloseEvent *e) Q_DECL_OVERRIDE;
|
||||
|
||||
private:
|
||||
void setupFileActions();
|
||||
void setupEditActions();
|
||||
void setupTextActions();
|
||||
bool load(const QString &f);
|
||||
bool maybeSave();
|
||||
void setCurrentFileName(const QString &fileName);
|
||||
|
||||
private slots:
|
||||
void fileNew();
|
||||
void fileOpen();
|
||||
bool fileSave();
|
||||
bool fileSaveAs();
|
||||
@ -92,6 +88,12 @@ private slots:
|
||||
void printPreview(QPrinter *);
|
||||
|
||||
private:
|
||||
void setupFileActions();
|
||||
void setupEditActions();
|
||||
void setupTextActions();
|
||||
bool maybeSave();
|
||||
void setCurrentFileName(const QString &fileName);
|
||||
|
||||
void mergeFormatOnWordOrSelection(const QTextCharFormat &format);
|
||||
void fontChanged(const QFont &f);
|
||||
void colorChanged(const QColor &c);
|
||||
|
Loading…
x
Reference in New Issue
Block a user