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authorJ-P Nurmi <jpnurmi@digia.com>2012-11-27 14:18:41 +0100
committerThe Qt Project <gerrit-noreply@qt-project.org>2012-11-28 00:56:34 +0100
commitcb961007c534b260b779ed513d33843a9dce01f4 (patch)
treed780db451451d51ab10aa114a6e01f813e32c852 /examples/tools/treemodelcompleter/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 <qthjk@ovi.com>
Diffstat (limited to 'examples/tools/treemodelcompleter/mainwindow.cpp')
-rw-r--r--examples/tools/treemodelcompleter/mainwindow.cpp246
1 files changed, 0 insertions, 246 deletions
diff --git a/examples/tools/treemodelcompleter/mainwindow.cpp b/examples/tools/treemodelcompleter/mainwindow.cpp
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index 851fde5fff..0000000000
--- a/examples/tools/treemodelcompleter/mainwindow.cpp
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@@ -1,246 +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 "treemodelcompleter.h"
-#include "mainwindow.h"
-
-//! [0]
-MainWindow::MainWindow(QWidget *parent)
- : QMainWindow(parent), completer(0), lineEdit(0)
-{
- createMenu();
-
- completer = new TreeModelCompleter(this);
- completer->setModel(modelFromFile(":/resources/treemodel.txt"));
- completer->setSeparator(QLatin1String("."));
- QObject::connect(completer, SIGNAL(highlighted(QModelIndex)),
- this, SLOT(highlight(QModelIndex)));
-
- QWidget *centralWidget = new QWidget;
-
- QLabel *modelLabel = new QLabel;
- modelLabel->setText(tr("Tree Model<br>(Double click items to edit)"));
-
- QLabel *modeLabel = new QLabel;
- modeLabel->setText(tr("Completion Mode"));
- modeCombo = new QComboBox;
- modeCombo->addItem(tr("Inline"));
- modeCombo->addItem(tr("Filtered Popup"));
- modeCombo->addItem(tr("Unfiltered Popup"));
- modeCombo->setCurrentIndex(1);
-
- QLabel *caseLabel = new QLabel;
- caseLabel->setText(tr("Case Sensitivity"));
- caseCombo = new QComboBox;
- caseCombo->addItem(tr("Case Insensitive"));
- caseCombo->addItem(tr("Case Sensitive"));
- caseCombo->setCurrentIndex(0);
-//! [0]
-
-//! [1]
- QLabel *separatorLabel = new QLabel;
- separatorLabel->setText(tr("Tree Separator"));
-
- QLineEdit *separatorLineEdit = new QLineEdit;
- separatorLineEdit->setText(completer->separator());
- connect(separatorLineEdit, SIGNAL(textChanged(QString)),
- completer, SLOT(setSeparator(QString)));
-
- QCheckBox *wrapCheckBox = new QCheckBox;
- wrapCheckBox->setText(tr("Wrap around completions"));
- wrapCheckBox->setChecked(completer->wrapAround());
- connect(wrapCheckBox, SIGNAL(clicked(bool)), completer, SLOT(setWrapAround(bool)));
-
- contentsLabel = new QLabel;
- contentsLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
- connect(separatorLineEdit, SIGNAL(textChanged(QString)),
- this, SLOT(updateContentsLabel(QString)));
-
- treeView = new QTreeView;
- treeView->setModel(completer->model());
- treeView->header()->hide();
- treeView->expandAll();
-//! [1]
-
-//! [2]
- connect(modeCombo, SIGNAL(activated(int)), this, SLOT(changeMode(int)));
- connect(caseCombo, SIGNAL(activated(int)), this, SLOT(changeCase(int)));
-
- lineEdit = new QLineEdit;
- lineEdit->setCompleter(completer);
-//! [2]
-
-//! [3]
- QGridLayout *layout = new QGridLayout;
- layout->addWidget(modelLabel, 0, 0); layout->addWidget(treeView, 0, 1);
- layout->addWidget(modeLabel, 1, 0); layout->addWidget(modeCombo, 1, 1);
- layout->addWidget(caseLabel, 2, 0); layout->addWidget(caseCombo, 2, 1);
- layout->addWidget(separatorLabel, 3, 0); layout->addWidget(separatorLineEdit, 3, 1);
- layout->addWidget(wrapCheckBox, 4, 0);
- layout->addWidget(contentsLabel, 5, 0, 1, 2);
- layout->addWidget(lineEdit, 6, 0, 1, 2);
- centralWidget->setLayout(layout);
- setCentralWidget(centralWidget);
-
- changeCase(caseCombo->currentIndex());
- changeMode(modeCombo->currentIndex());
-
- setWindowTitle(tr("Tree Model Completer"));
- lineEdit->setFocus();
-}
-//! [3]
-
-//! [4]
-void MainWindow::createMenu()
-{
- QAction *exitAction = new QAction(tr("Exit"), this);
- QAction *aboutAct = new QAction(tr("About"), this);
- QAction *aboutQtAct = new QAction(tr("About Qt"), this);
-
- connect(exitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
- connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));
- connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
-
- QMenu* fileMenu = menuBar()->addMenu(tr("File"));
- fileMenu->addAction(exitAction);
-
- QMenu* helpMenu = menuBar()->addMenu(tr("About"));
- helpMenu->addAction(aboutAct);
- helpMenu->addAction(aboutQtAct);
-}
-//! [4]
-
-//! [5]
-void MainWindow::changeMode(int index)
-{
- QCompleter::CompletionMode mode;
- if (index == 0)
- mode = QCompleter::InlineCompletion;
- else if (index == 1)
- mode = QCompleter::PopupCompletion;
- else
- mode = QCompleter::UnfilteredPopupCompletion;
-
- completer->setCompletionMode(mode);
-}
-//! [5]
-
-QAbstractItemModel *MainWindow::modelFromFile(const QString& fileName)
-{
- QFile file(fileName);
- if (!file.open(QFile::ReadOnly))
- return new QStringListModel(completer);
-
-#ifndef QT_NO_CURSOR
- QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-#endif
- QStringList words;
-
- QStandardItemModel *model = new QStandardItemModel(completer);
- QVector<QStandardItem *> parents(10);
- parents[0] = model->invisibleRootItem();
-
- while (!file.atEnd()) {
- QString line = file.readLine();
- QString trimmedLine = line.trimmed();
- if (line.isEmpty() || trimmedLine.isEmpty())
- continue;
-
- QRegExp re("^\\s+");
- int nonws = re.indexIn(line);
- int level = 0;
- if (nonws == -1) {
- level = 0;
- } else {
- if (line.startsWith("\t")) {
- level = re.cap(0).length();
- } else {
- level = re.cap(0).length()/4;
- }
- }
-
- if (level+1 >= parents.size())
- parents.resize(parents.size()*2);
-
- QStandardItem *item = new QStandardItem;
- item->setText(trimmedLine);
- parents[level]->appendRow(item);
- parents[level+1] = item;
- }
-
-#ifndef QT_NO_CURSOR
- QApplication::restoreOverrideCursor();
-#endif
-
- return model;
-}
-
-void MainWindow::highlight(const QModelIndex &index)
-{
- QAbstractItemModel *completionModel = completer->completionModel();
- QAbstractProxyModel *proxy = qobject_cast<QAbstractProxyModel *>(completionModel);
- if (!proxy)
- return;
- QModelIndex sourceIndex = proxy->mapToSource(index);
- treeView->selectionModel()->select(sourceIndex, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
- treeView->scrollTo(index);
-}
-
-//! [6]
-void MainWindow::about()
-{
- QMessageBox::about(this, tr("About"), tr("This example demonstrates how "
- "to use a QCompleter with a custom tree model."));
-}
-//! [6]
-
-//! [7]
-void MainWindow::changeCase(int cs)
-{
- completer->setCaseSensitivity(cs ? Qt::CaseSensitive : Qt::CaseInsensitive);
-}
-//! [7]
-
-void MainWindow::updateContentsLabel(const QString& sep)
-{
- contentsLabel->setText(tr("Type path from model above with items at each level separated by a '%1'").arg(sep));
-}
-