summaryrefslogtreecommitdiffstats
path: root/examples/tools/codecs/mainwindow.cpp
diff options
context:
space:
mode:
authorJ-P Nurmi <[email protected]>2012-11-27 14:18:41 +0100
committerThe Qt Project <[email protected]>2012-11-28 00:56:34 +0100
commitcb961007c534b260b779ed513d33843a9dce01f4 (patch)
treed780db451451d51ab10aa114a6e01f813e32c852 /examples/tools/codecs/mainwindow.cpp
parent3d66b86cb7407201f091d16130b3da73e613cc5f (diff)
Examples: move widgets specific "tools" examples to the correct place
examples/tools -> examples/widgets/tools Change-Id: I8b9e23c45e07ce5cd9da8f24a9a9f7ae10b2b107 Reviewed-by: hjk <[email protected]>
Diffstat (limited to 'examples/tools/codecs/mainwindow.cpp')
-rw-r--r--examples/tools/codecs/mainwindow.cpp202
1 files changed, 0 insertions, 202 deletions
diff --git a/examples/tools/codecs/mainwindow.cpp b/examples/tools/codecs/mainwindow.cpp
deleted file mode 100644
index 4009e307206..00000000000
--- a/examples/tools/codecs/mainwindow.cpp
+++ /dev/null
@@ -1,202 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
-**
-** 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 Digia Plc 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 <QtWidgets>
-
-#include "mainwindow.h"
-#include "previewform.h"
-
-MainWindow::MainWindow()
-{
- textEdit = new QTextEdit;
- textEdit->setLineWrapMode(QTextEdit::NoWrap);
- setCentralWidget(textEdit);
-
- findCodecs();
-
- previewForm = new PreviewForm(this);
- previewForm->setCodecList(codecs);
-
- createActions();
- createMenus();
-
- setWindowTitle(tr("Codecs"));
- resize(500, 400);
-}
-
-void MainWindow::open()
-{
- QString fileName = QFileDialog::getOpenFileName(this);
- if (!fileName.isEmpty()) {
- QFile file(fileName);
- if (!file.open(QFile::ReadOnly)) {
- QMessageBox::warning(this, tr("Codecs"),
- tr("Cannot read file %1:\n%2")
- .arg(fileName)
- .arg(file.errorString()));
- return;
- }
-
- QByteArray data = file.readAll();
-
- previewForm->setEncodedData(data);
- if (previewForm->exec())
- textEdit->setPlainText(previewForm->decodedString());
- }
-}
-
-void MainWindow::save()
-{
- QString fileName = QFileDialog::getSaveFileName(this);
- if (!fileName.isEmpty()) {
- QFile file(fileName);
- if (!file.open(QFile::WriteOnly | QFile::Text)) {
- QMessageBox::warning(this, tr("Codecs"),
- tr("Cannot write file %1:\n%2")
- .arg(fileName)
- .arg(file.errorString()));
- return;
- }
-
- QAction *action = qobject_cast<QAction *>(sender());
- QByteArray codecName = action->data().toByteArray();
-
- QTextStream out(&file);
- out.setCodec(codecName.constData());
- out << textEdit->toPlainText();
- }
-}
-
-void MainWindow::about()
-{
- QMessageBox::about(this, tr("About Codecs"),
- tr("The <b>Codecs</b> example demonstrates how to read and write "
- "files using various encodings."));
-}
-
-void MainWindow::aboutToShowSaveAsMenu()
-{
- QString currentText = textEdit->toPlainText();
-
- foreach (QAction *action, saveAsActs) {
- QByteArray codecName = action->data().toByteArray();
- QTextCodec *codec = QTextCodec::codecForName(codecName);
- action->setVisible(codec && codec->canEncode(currentText));
- }
-}
-
-void MainWindow::findCodecs()
-{
- QMap<QString, QTextCodec *> codecMap;
- QRegExp iso8859RegExp("ISO[- ]8859-([0-9]+).*");
-
- foreach (int mib, QTextCodec::availableMibs()) {
- QTextCodec *codec = QTextCodec::codecForMib(mib);
-
- QString sortKey = codec->name().toUpper();
- int rank;
-
- if (sortKey.startsWith("UTF-8")) {
- rank = 1;
- } else if (sortKey.startsWith("UTF-16")) {
- rank = 2;
- } else if (iso8859RegExp.exactMatch(sortKey)) {
- if (iso8859RegExp.cap(1).size() == 1)
- rank = 3;
- else
- rank = 4;
- } else {
- rank = 5;
- }
- sortKey.prepend(QChar('0' + rank));
-
- codecMap.insert(sortKey, codec);
- }
- codecs = codecMap.values();
-}
-
-void MainWindow::createActions()
-{
- openAct = new QAction(tr("&Open..."), this);
- openAct->setShortcuts(QKeySequence::Open);
- connect(openAct, SIGNAL(triggered()), this, SLOT(open()));
-
- foreach (QTextCodec *codec, codecs) {
- QString text = tr("%1...").arg(QString(codec->name()));
-
- QAction *action = new QAction(text, this);
- action->setData(codec->name());
- connect(action, SIGNAL(triggered()), this, SLOT(save()));
- saveAsActs.append(action);
- }
-
- exitAct = new QAction(tr("E&xit"), this);
- exitAct->setShortcuts(QKeySequence::Quit);
- connect(exitAct, SIGNAL(triggered()), this, SLOT(close()));
-
- aboutAct = new QAction(tr("&About"), this);
- connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));
-
- aboutQtAct = new QAction(tr("About &Qt"), this);
- connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
-}
-
-void MainWindow::createMenus()
-{
- saveAsMenu = new QMenu(tr("&Save As"), this);
- foreach (QAction *action, saveAsActs)
- saveAsMenu->addAction(action);
- connect(saveAsMenu, SIGNAL(aboutToShow()),
- this, SLOT(aboutToShowSaveAsMenu()));
-
- fileMenu = new QMenu(tr("&File"), this);
- fileMenu->addAction(openAct);
- fileMenu->addMenu(saveAsMenu);
- fileMenu->addSeparator();
- fileMenu->addAction(exitAct);
-
- helpMenu = new QMenu(tr("&Help"), this);
- helpMenu->addAction(aboutAct);
- helpMenu->addAction(aboutQtAct);
-
- menuBar()->addMenu(fileMenu);
- menuBar()->addSeparator();
- menuBar()->addMenu(helpMenu);
-}