#include <QtGui>
#include "mysortfilterproxymodel.h"
#include "window.h"
Window::Window()
{
proxyModel = new MySortFilterProxyModel(this);
proxyModel->setDynamicSortFilter(true);
sourceView = new QTreeView;
sourceView->setRootIsDecorated(false);
sourceView->setAlternatingRowColors(true);
QHBoxLayout *sourceLayout = new QHBoxLayout;
sourceLayout->addWidget(sourceView);
sourceGroupBox = new QGroupBox(tr("Original Model"));
sourceGroupBox->setLayout(sourceLayout);
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(QString)),
this, SLOT(textFilterChanged()));
connect(filterSyntaxComboBox, SIGNAL(currentIndexChanged(int)),
this, SLOT(textFilterChanged()));
connect(filterCaseSensitivityCheckBox, SIGNAL(toggled(bool)),
this, SLOT(textFilterChanged()));
connect(fromDateEdit, SIGNAL(dateChanged(QDate)),
this, SLOT(dateFilterChanged()));
connect(toDateEdit, SIGNAL(dateChanged(QDate)),
this, SLOT(dateFilterChanged()));
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);
QVBoxLayout *mainLayout = new QVBoxLayout;
mainLayout->addWidget(sourceGroupBox);
mainLayout->addWidget(proxyGroupBox);
setLayout(mainLayout);
setWindowTitle(tr("Custom Sort/Filter Model"));
resize(500, 450);
}
void Window::setSourceModel(QAbstractItemModel *model)
{
proxyModel->setSourceModel(model);
sourceView->setModel(model);
}
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);
}
void Window::dateFilterChanged()
{
proxyModel->setFilterMinimumDate(fromDateEdit->date());
proxyModel->setFilterMaximumDate(toDateEdit->date());
}