diff options
Diffstat (limited to 'examples/widgets/itemviews/customsortfiltermodel/filterwidget.cpp')
-rw-r--r-- | examples/widgets/itemviews/customsortfiltermodel/filterwidget.cpp | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/examples/widgets/itemviews/customsortfiltermodel/filterwidget.cpp b/examples/widgets/itemviews/customsortfiltermodel/filterwidget.cpp new file mode 100644 index 0000000000..053c56d4c4 --- /dev/null +++ b/examples/widgets/itemviews/customsortfiltermodel/filterwidget.cpp @@ -0,0 +1,124 @@ +/**************************************************************************** +** +** Copyright (C) 2013 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 "filterwidget.h" + +#include <QIcon> +#include <QPixmap> +#include <QImage> +#include <QMenu> +#include <QAction> +#include <QActionGroup> +#include <QToolButton> +#include <QWidgetAction> +#include <QDebug> + +FilterWidget::FilterWidget(QWidget *parent) + : QLineEdit(parent) + , m_patternGroup(new QActionGroup(this)) +{ + setClearButtonEnabled(true); + connect(this, SIGNAL(textChanged(QString)), this, SIGNAL(filterChanged())); + + QMenu *menu = new QMenu(this); + m_caseSensitivityAction = menu->addAction(tr("Case Sensitive")); + m_caseSensitivityAction->setCheckable(true); + connect(m_caseSensitivityAction, SIGNAL(toggled(bool)), this, SIGNAL(filterChanged())); + + menu->addSeparator(); + m_patternGroup->setExclusive(true); + QAction *patternAction = menu->addAction("Fixed String"); + patternAction->setData(QVariant(int(QRegExp::FixedString))); + patternAction->setCheckable(true); + patternAction->setChecked(true); + m_patternGroup->addAction(patternAction); + patternAction = menu->addAction("Regular Expression"); + patternAction->setCheckable(true); + patternAction->setData(QVariant(int(QRegExp::RegExp2))); + m_patternGroup->addAction(patternAction); + patternAction = menu->addAction("Wildcard"); + patternAction->setCheckable(true); + patternAction->setData(QVariant(int(QRegExp::Wildcard))); + m_patternGroup->addAction(patternAction); + connect(m_patternGroup, SIGNAL(triggered(QAction*)), this, SIGNAL(filterChanged())); + + const QIcon icon = QIcon(QPixmap(":/images/find.png")); + QToolButton *optionsButton = new QToolButton; + optionsButton->setCursor(Qt::ArrowCursor); + optionsButton->setFocusPolicy(Qt::NoFocus); + optionsButton->setStyleSheet("* { border: none; }"); + optionsButton->setIcon(icon); + optionsButton->setMenu(menu); + optionsButton->setPopupMode(QToolButton::InstantPopup); + + QWidgetAction *optionsAction = new QWidgetAction(this); + optionsAction->setDefaultWidget(optionsButton); + addAction(optionsAction, QLineEdit::LeadingPosition); +} + +Qt::CaseSensitivity FilterWidget::caseSensitivity() const +{ + return m_caseSensitivityAction->isChecked() ? Qt::CaseSensitive : Qt::CaseInsensitive; +} + +void FilterWidget::setCaseSensitivity(Qt::CaseSensitivity cs) +{ + m_caseSensitivityAction->setChecked(cs == Qt::CaseSensitive); +} + +static inline QRegExp::PatternSyntax patternSyntaxFromAction(const QAction *a) +{ + return static_cast<QRegExp::PatternSyntax>(a->data().toInt()); +} + +QRegExp::PatternSyntax FilterWidget::patternSyntax() const +{ + return patternSyntaxFromAction(m_patternGroup->checkedAction()); +} + +void FilterWidget::setPatternSyntax(QRegExp::PatternSyntax s) +{ + foreach (QAction *a, m_patternGroup->actions()) { + if (patternSyntaxFromAction(a) == s) { + a->setChecked(true); + break; + } + } +} |