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Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include <QtGui> #include "mysortfilterproxymodel.h" #include "window.h" //! [0] Window::Window() { proxyModel = new MySortFilterProxyModel(this); proxyModel->setDynamicSortFilter(true); //! [0] //! [1] sourceView = new QTreeView; sourceView->setRootIsDecorated(false); sourceView->setAlternatingRowColors(true); //! [1] QHBoxLayout *sourceLayout = new QHBoxLayout; //! [2] sourceLayout->addWidget(sourceView); sourceGroupBox = new QGroupBox(tr("Original Model")); sourceGroupBox->setLayout(sourceLayout); //! [2] //! [3] filterCaseSensitivityCheckBox = new QCheckBox(tr("Case sensitive filter")); filterCaseSensitivityCheckBox->setChecked(true); filterPatternLineEdit = new QLineEdit; filterPatternLineEdit->setText("Grace|Sports"); filterPatternLabel = new QLabel(tr("&Filter pattern:")); filterPatternLabel->setBuddy(filterPatternLineEdit); filterSyntaxComboBox = new QComboBox; filterSyntaxComboBox->addItem(tr("Regular expression"), QRegExp::RegExp); filterSyntaxComboBox->addItem(tr("Wildcard"), QRegExp::Wildcard); filterSyntaxComboBox->addItem(tr("Fixed string"), QRegExp::FixedString); fromDateEdit = new QDateEdit; fromDateEdit->setDate(QDate(1970, 01, 01)); fromLabel = new QLabel(tr("F&rom:")); fromLabel->setBuddy(fromDateEdit); toDateEdit = new QDateEdit; toDateEdit->setDate(QDate(2099, 12, 31)); toLabel = new QLabel(tr("&To:")); toLabel->setBuddy(toDateEdit); connect(filterPatternLineEdit, SIGNAL(textChanged(const QString &)), this, SLOT(textFilterChanged())); connect(filterSyntaxComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(textFilterChanged())); connect(filterCaseSensitivityCheckBox, SIGNAL(toggled(bool)), this, SLOT(textFilterChanged())); connect(fromDateEdit, SIGNAL(dateChanged(const QDate &)), this, SLOT(dateFilterChanged())); connect(toDateEdit, SIGNAL(dateChanged(const QDate &)), //! [3] //! [4] this, SLOT(dateFilterChanged())); //! [4] //! [5] proxyView = new QTreeView; proxyView->setRootIsDecorated(false); proxyView->setAlternatingRowColors(true); proxyView->setModel(proxyModel); proxyView->setSortingEnabled(true); proxyView->sortByColumn(1, Qt::AscendingOrder); QGridLayout *proxyLayout = new QGridLayout; proxyLayout->addWidget(proxyView, 0, 0, 1, 3); proxyLayout->addWidget(filterPatternLabel, 1, 0); proxyLayout->addWidget(filterPatternLineEdit, 1, 1); proxyLayout->addWidget(filterSyntaxComboBox, 1, 2); proxyLayout->addWidget(filterCaseSensitivityCheckBox, 2, 0, 1, 3); proxyLayout->addWidget(fromLabel, 3, 0); proxyLayout->addWidget(fromDateEdit, 3, 1, 1, 2); proxyLayout->addWidget(toLabel, 4, 0); proxyLayout->addWidget(toDateEdit, 4, 1, 1, 2); proxyGroupBox = new QGroupBox(tr("Sorted/Filtered Model")); proxyGroupBox->setLayout(proxyLayout); //! [5] //! [6] QVBoxLayout *mainLayout = new QVBoxLayout; mainLayout->addWidget(sourceGroupBox); mainLayout->addWidget(proxyGroupBox); setLayout(mainLayout); setWindowTitle(tr("Custom Sort/Filter Model")); resize(500, 450); } //! [6] //! [7] void Window::setSourceModel(QAbstractItemModel *model) { proxyModel->setSourceModel(model); sourceView->setModel(model); } //! [7] //! [8] 00150 void Window::textFilterChanged() { QRegExp::PatternSyntax syntax = QRegExp::PatternSyntax(filterSyntaxComboBox->itemData( filterSyntaxComboBox->currentIndex()).toInt()); Qt::CaseSensitivity caseSensitivity = filterCaseSensitivityCheckBox->isChecked() ? Qt::CaseSensitive : Qt::CaseInsensitive; QRegExp regExp(filterPatternLineEdit->text(), caseSensitivity, syntax); proxyModel->setFilterRegExp(regExp); } //! [8] //! [9] 00165 void Window::dateFilterChanged() { proxyModel->setFilterMinimumDate(fromDateEdit->date()); proxyModel->setFilterMaximumDate(toDateEdit->date()); } //! [9]