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Diffstat (limited to 'examples/assistant/simpletextviewer/findfiledialog.cpp')
| -rw-r--r-- | examples/assistant/simpletextviewer/findfiledialog.cpp | 221 |
1 files changed, 0 insertions, 221 deletions
diff --git a/examples/assistant/simpletextviewer/findfiledialog.cpp b/examples/assistant/simpletextviewer/findfiledialog.cpp deleted file mode 100644 index 81be206..0000000 --- a/examples/assistant/simpletextviewer/findfiledialog.cpp +++ /dev/null @@ -1,221 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the examples 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 Technology Preview License Agreement accompanying -** this package. -** -** 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 1.1, included in the file LGPL_EXCEPTION.txt in this -** package. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtGui> - -#include "findfiledialog.h" - -//! [0] -FindFileDialog::FindFileDialog(QTextEdit *editor, QAssistantClient *assistant, - QWidget *parent) - : QDialog(parent) -{ - currentAssistantClient = assistant; - currentEditor = editor; -//! [0] - - createButtons(); - createComboBoxes(); - createFilesTree(); - createLabels(); - createLayout(); - - directoryComboBox->addItem(QDir::toNativeSeparators(QDir::currentPath())); - fileNameComboBox->addItem("*"); - findFiles(); - - setWindowTitle(tr("Find File")); -//! [1] -} -//! [1] - -void FindFileDialog::browse() -{ - QString currentDirectory = directoryComboBox->currentText(); - QString newDirectory = QFileDialog::getExistingDirectory(this, - tr("Select Directory"), currentDirectory); - if (!newDirectory.isEmpty()) { - directoryComboBox->addItem(QDir::toNativeSeparators(newDirectory)); - directoryComboBox->setCurrentIndex(directoryComboBox->count() - 1); - update(); - } -} - -//! [2] -void FindFileDialog::help() -{ - currentAssistantClient->showPage(QLibraryInfo::location(QLibraryInfo::ExamplesPath) + - QDir::separator() + "assistant/simpletextviewer/documentation/filedialog.html"); -} -//! [2] - -void FindFileDialog::openFile(QTreeWidgetItem *item) -{ - if (!item) { - item = foundFilesTree->currentItem(); - if (!item) - return; - } - - QString fileName = item->text(0); - QString path = directoryComboBox->currentText() + QDir::separator(); - - QFile file(path + fileName); - if (file.open(QIODevice::ReadOnly)) { - QString data(file.readAll()); - - if (fileName.endsWith(".html")) - currentEditor->setHtml(data); - else - currentEditor->setPlainText(data); - } - close(); -} - -void FindFileDialog::update() -{ - findFiles(); - buttonBox->button(QDialogButtonBox::Open)->setEnabled( - foundFilesTree->topLevelItemCount() > 0); -} - -void FindFileDialog::findFiles() -{ - QRegExp filePattern(fileNameComboBox->currentText() + "*"); - filePattern.setPatternSyntax(QRegExp::Wildcard); - - QDir directory(directoryComboBox->currentText()); - - QStringList allFiles = directory.entryList(QDir::Files | QDir::NoSymLinks); - QStringList matchingFiles; - - foreach (QString file, allFiles) { - if (filePattern.exactMatch(file)) - matchingFiles << file; - } - showFiles(matchingFiles); -} - -void FindFileDialog::showFiles(const QStringList &files) -{ - foundFilesTree->clear(); - - for (int i = 0; i < files.count(); ++i) { - QTreeWidgetItem *item = new QTreeWidgetItem(foundFilesTree); - item->setText(0, files[i]); - } - - if (files.count() > 0) - foundFilesTree->setCurrentItem(foundFilesTree->topLevelItem(0)); -} - -void FindFileDialog::createButtons() -{ - browseButton = new QToolButton; - browseButton->setText(tr("...")); - connect(browseButton, SIGNAL(clicked()), this, SLOT(browse())); - - buttonBox = new QDialogButtonBox(QDialogButtonBox::Open - | QDialogButtonBox::Cancel - | QDialogButtonBox::Help); - connect(buttonBox, SIGNAL(accepted()), this, SLOT(openFile())); - connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject())); - connect(buttonBox, SIGNAL(helpRequested()), this, SLOT(help())); -} - -void FindFileDialog::createComboBoxes() -{ - directoryComboBox = new QComboBox; - fileNameComboBox = new QComboBox; - - fileNameComboBox->setEditable(true); - fileNameComboBox->setSizePolicy(QSizePolicy::Expanding, - QSizePolicy::Preferred); - - directoryComboBox->setMinimumContentsLength(30); - directoryComboBox->setSizeAdjustPolicy( - QComboBox::AdjustToMinimumContentsLength); - directoryComboBox->setSizePolicy(QSizePolicy::Expanding, - QSizePolicy::Preferred); - - connect(fileNameComboBox, SIGNAL(editTextChanged(const QString &)), - this, SLOT(update())); - connect(directoryComboBox, SIGNAL(currentIndexChanged(const QString &)), - this, SLOT(update())); -} - -void FindFileDialog::createFilesTree() -{ - foundFilesTree = new QTreeWidget; - foundFilesTree->setColumnCount(1); - foundFilesTree->setHeaderLabels(QStringList(tr("Matching Files"))); - foundFilesTree->setRootIsDecorated(false); - foundFilesTree->setSelectionMode(QAbstractItemView::SingleSelection); - - connect(foundFilesTree, SIGNAL(itemActivated(QTreeWidgetItem *, int)), - this, SLOT(openFile(QTreeWidgetItem *))); -} - -void FindFileDialog::createLabels() -{ - directoryLabel = new QLabel(tr("Search in:")); - fileNameLabel = new QLabel(tr("File name (including wildcards):")); -} - -void FindFileDialog::createLayout() -{ - QHBoxLayout *fileLayout = new QHBoxLayout; - fileLayout->addWidget(fileNameLabel); - fileLayout->addWidget(fileNameComboBox); - - QHBoxLayout *directoryLayout = new QHBoxLayout; - directoryLayout->addWidget(directoryLabel); - directoryLayout->addWidget(directoryComboBox); - directoryLayout->addWidget(browseButton); - - QVBoxLayout *mainLayout = new QVBoxLayout; - mainLayout->addLayout(fileLayout); - mainLayout->addLayout(directoryLayout); - mainLayout->addWidget(foundFilesTree); - mainLayout->addStretch(); - mainLayout->addWidget(buttonBox); - setLayout(mainLayout); -} |