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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /doc/src/snippets/textdocument-lists
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Long live Qt 4.5!
Diffstat (limited to 'doc/src/snippets/textdocument-lists')
-rw-r--r--doc/src/snippets/textdocument-lists/main.cpp53
-rw-r--r--doc/src/snippets/textdocument-lists/mainwindow.cpp193
-rw-r--r--doc/src/snippets/textdocument-lists/mainwindow.h80
-rw-r--r--doc/src/snippets/textdocument-lists/textdocument-lists.pro3
4 files changed, 329 insertions, 0 deletions
diff --git a/doc/src/snippets/textdocument-lists/main.cpp b/doc/src/snippets/textdocument-lists/main.cpp
new file mode 100644
index 0000000..96dc33e
--- /dev/null
+++ b/doc/src/snippets/textdocument-lists/main.cpp
@@ -0,0 +1,53 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+ QApplication app(argc, argv);
+ MainWindow *window = new MainWindow;
+ window->resize(640, 480);
+ window->show();
+ return app.exec();
+}
diff --git a/doc/src/snippets/textdocument-lists/mainwindow.cpp b/doc/src/snippets/textdocument-lists/mainwindow.cpp
new file mode 100644
index 0000000..f6ddb8e
--- /dev/null
+++ b/doc/src/snippets/textdocument-lists/mainwindow.cpp
@@ -0,0 +1,193 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#include "mainwindow.h"
+
+MainWindow::MainWindow()
+{
+ QMenu *fileMenu = new QMenu(tr("&File"));
+
+ fileMenu->addAction(tr("E&xit"), this, SLOT(close()),
+ QKeySequence(tr("Ctrl+Q", "File|Exit")));
+
+ QMenu *editMenu = new QMenu(tr("&Edit"));
+
+ cutAction = editMenu->addAction(tr("Cu&t"), this, SLOT(cutSelection()),
+ QKeySequence(tr("Ctrl+X", "Edit|Cut")));
+ copyAction = editMenu->addAction(tr("&Copy"), this, SLOT(copySelection()),
+ QKeySequence(tr("Ctrl+C", "Edit|Copy")));
+ pasteAction = editMenu->addAction(tr("&Paste"), this,
+ SLOT(pasteSelection()), QKeySequence(tr("Ctrl+V", "Edit|Paste")));
+
+ QMenu *selectMenu = new QMenu(tr("&Select"));
+ selectMenu->addAction(tr("&Word"), this, SLOT(selectWord()));
+ selectMenu->addAction(tr("&Line"), this, SLOT(selectLine()));
+ selectMenu->addAction(tr("&Block"), this, SLOT(selectBlock()));
+ selectMenu->addAction(tr("&Frame"), this, SLOT(selectFrame()));
+
+ QMenu *insertMenu = new QMenu(tr("&Insert"));
+
+ insertMenu->addAction(tr("&List"), this, SLOT(insertList()),
+ QKeySequence(tr("Ctrl+L", "Insert|List")));
+
+ menuBar()->addMenu(fileMenu);
+ menuBar()->addMenu(editMenu);
+ menuBar()->addMenu(selectMenu);
+ menuBar()->addMenu(insertMenu);
+
+ editor = new QTextEdit(this);
+ document = new QTextDocument(this);
+ editor->setDocument(document);
+
+ connect(editor, SIGNAL(selectionChanged()), this, SLOT(updateMenus()));
+
+ updateMenus();
+
+ setCentralWidget(editor);
+ setWindowTitle(tr("Text Document Writer"));
+}
+
+void MainWindow::cutSelection()
+{
+ QTextCursor cursor = editor->textCursor();
+ if (cursor.hasSelection()) {
+ selection = cursor.selection();
+ cursor.removeSelectedText();
+ }
+}
+
+void MainWindow::copySelection()
+{
+ QTextCursor cursor = editor->textCursor();
+ if (cursor.hasSelection()) {
+ selection = cursor.selection();
+ cursor.clearSelection();
+ }
+}
+
+void MainWindow::pasteSelection()
+{
+ QTextCursor cursor = editor->textCursor();
+ cursor.insertFragment(selection);
+}
+
+void MainWindow::selectWord()
+{
+ QTextCursor cursor = editor->textCursor();
+ QTextBlock block = cursor.block();
+
+ cursor.beginEditBlock();
+ cursor.movePosition(QTextCursor::StartOfWord);
+ cursor.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor);
+ cursor.endEditBlock();
+
+ editor->setTextCursor(cursor);
+}
+
+void MainWindow::selectLine()
+{
+ QTextCursor cursor = editor->textCursor();
+ QTextBlock block = cursor.block();
+
+ cursor.beginEditBlock();
+ cursor.movePosition(QTextCursor::StartOfLine);
+ cursor.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor);
+ cursor.endEditBlock();
+
+ editor->setTextCursor(cursor);
+}
+
+void MainWindow::selectBlock()
+{
+ QTextCursor cursor = editor->textCursor();
+ QTextBlock block = cursor.block();
+
+ cursor.beginEditBlock();
+ cursor.movePosition(QTextCursor::StartOfBlock);
+ cursor.movePosition(QTextCursor::EndOfBlock, QTextCursor::KeepAnchor);
+ cursor.endEditBlock();
+
+ editor->setTextCursor(cursor);
+}
+
+void MainWindow::selectFrame()
+{
+ QTextCursor cursor = editor->textCursor();
+ QTextFrame *frame = cursor.currentFrame();
+
+ cursor.beginEditBlock();
+ cursor.setPosition(frame->firstPosition());
+ cursor.setPosition(frame->lastPosition(), QTextCursor::KeepAnchor);
+ cursor.endEditBlock();
+
+ editor->setTextCursor(cursor);
+}
+
+void MainWindow::insertList()
+{
+ QTextCursor cursor = editor->textCursor();
+ cursor.beginEditBlock();
+
+ QTextList *list = cursor.currentList();
+//! [0]
+ QTextListFormat listFormat;
+ if (list) {
+ listFormat = list->format();
+ listFormat.setIndent(listFormat.indent() + 1);
+ }
+
+ listFormat.setStyle(QTextListFormat::ListDisc);
+ cursor.insertList(listFormat);
+//! [0]
+
+ cursor.endEditBlock();
+}
+
+void MainWindow::updateMenus()
+{
+ QTextCursor cursor = editor->textCursor();
+ cutAction->setEnabled(cursor.hasSelection());
+ copyAction->setEnabled(cursor.hasSelection());
+
+ pasteAction->setEnabled(!selection.isEmpty());
+}
diff --git a/doc/src/snippets/textdocument-lists/mainwindow.h b/doc/src/snippets/textdocument-lists/mainwindow.h
new file mode 100644
index 0000000..e1907aa
--- /dev/null
+++ b/doc/src/snippets/textdocument-lists/mainwindow.h
@@ -0,0 +1,80 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WINDOW_H
+#define WINDOW_H
+
+#include <QMainWindow>
+#include <QTextDocumentFragment>
+
+class QAction;
+class QTextDocument;
+class QTextEdit;
+
+class MainWindow : public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ MainWindow();
+
+public slots:
+ void cutSelection();
+ void copySelection();
+ void insertList();
+ void pasteSelection();
+ void selectWord();
+ void selectLine();
+ void selectBlock();
+ void selectFrame();
+ void updateMenus();
+
+private:
+ QAction *cutAction;
+ QAction *copyAction;
+ QAction *pasteAction;
+ QString currentFile;
+ QTextEdit *editor;
+ QTextDocument *document;
+ QTextDocumentFragment selection;
+};
+
+#endif
diff --git a/doc/src/snippets/textdocument-lists/textdocument-lists.pro b/doc/src/snippets/textdocument-lists/textdocument-lists.pro
new file mode 100644
index 0000000..5da8d6e
--- /dev/null
+++ b/doc/src/snippets/textdocument-lists/textdocument-lists.pro
@@ -0,0 +1,3 @@
+HEADERS = mainwindow.h
+SOURCES = main.cpp \
+ mainwindow.cpp