Files
konsole/src/IncrementalSearchBar.cpp
Laurent Montel dd46511de1 Use QLatin1String in setObjectName (added with a script)
svn path=/trunk/KDE/kdebase/apps/konsole/; revision=1178049
2010-09-22 07:35:22 +00:00

266 lines
8.4 KiB
C++

/*
Copyright 2006-2008 by Robert Knight <robertknight@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
*/
// Own
#include "IncrementalSearchBar.h"
// Qt
#include <QtGui/QCheckBox>
#include <QtGui/QBoxLayout>
#include <QtGui/QLabel>
#include <QtGui/QProgressBar>
#include <QtGui/QKeyEvent>
#include <QtCore/QTimer>
#include <QtGui/QToolButton>
// KDE
#include <KColorScheme>
#include <KLineEdit>
#include <KLocale>
#include <KIcon>
using namespace Konsole;
IncrementalSearchBar::IncrementalSearchBar(Features features , QWidget* parent)
: QWidget(parent)
, _foundMatch(false)
, _matchCaseBox(0)
, _matchRegExpBox(0)
, _highlightBox(0)
, _searchEdit(0)
, _continueLabel(0)
{
QHBoxLayout* layout = new QHBoxLayout(this);
QToolButton* close = new QToolButton(this);
close->setObjectName( QLatin1String("close-button" ));
close->setToolTip( i18n("Close the search bar") );
close->setAutoRaise(true);
close->setIcon(KIcon("dialog-close"));
connect( close , SIGNAL(clicked()) , this , SIGNAL(closeClicked()) );
QLabel* findLabel = new QLabel(i18n("Find:"),this);
_searchEdit = new KLineEdit(this);
_searchEdit->setClearButtonShown(true);
_searchEdit->installEventFilter(this);
_searchEdit->setObjectName( QLatin1String("search-edit" ));
_searchEdit->setToolTip( i18n("Enter the text to search for here") );
// text box may be a minimum of 6 characters wide and a maximum of 10 characters wide
// (since the maxWidth metric is used here, more characters probably will fit in than 6
// and 10)
QFontMetrics metrics(_searchEdit->font());
int maxWidth = metrics.maxWidth();
_searchEdit->setMinimumWidth(maxWidth*6);
_searchEdit->setMaximumWidth(maxWidth*10);
_searchTimer = new QTimer(this);
_searchTimer->setInterval(250);
_searchTimer->setSingleShot(true);
connect( _searchTimer , SIGNAL(timeout()) , this , SLOT(notifySearchChanged()) );
connect( _searchEdit , SIGNAL(clearButtonClicked()) , this , SLOT(clearLineEdit()) );
connect( _searchEdit , SIGNAL(textChanged(const QString&)) , _searchTimer , SLOT(start()));
QToolButton* findNext = new QToolButton(this);
findNext->setObjectName( QLatin1String("find-next-button" ));
findNext->setText(i18nc("@action:button Go to the next phrase", "Next"));
findNext->setAutoRaise(true);
findNext->setIcon( KIcon("go-down-search") );
findNext->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
findNext->setToolTip( i18n("Find the next match for the current search phrase") );
connect( findNext , SIGNAL(clicked()) , this , SIGNAL(findNextClicked()) );
QToolButton* findPrev = new QToolButton(this);
findPrev->setObjectName( QLatin1String("find-previous-button" ));
findPrev->setText(i18nc("@action:button Go to the previous phrase", "Previous"));
findPrev->setAutoRaise(true);
findPrev->setIcon( KIcon("go-up-search") );
findPrev->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
findPrev->setToolTip( i18n("Find the previous match for the current search phrase") );
connect( findPrev , SIGNAL(clicked()) , this , SIGNAL(findPreviousClicked()) );
if ( features & HighlightMatches )
{
_highlightBox = new QCheckBox( i18n("Highlight all") , this );
_highlightBox->setObjectName( QLatin1String("highlight-matches-box" ));
_highlightBox->setToolTip( i18n("Sets whether matching text should be highlighted") );
_highlightBox->setChecked(true);
connect( _highlightBox , SIGNAL(toggled(bool)) , this ,
SIGNAL(highlightMatchesToggled(bool)) );
}
if ( features & MatchCase )
{
_matchCaseBox = new QCheckBox( i18n("Match case") , this );
_matchCaseBox->setObjectName( QLatin1String("match-case-box" ));
_matchCaseBox->setToolTip( i18n("Sets whether the search is case sensitive") );
connect( _matchCaseBox , SIGNAL(toggled(bool)) , this , SIGNAL(matchCaseToggled(bool)) );
}
if ( features & RegExp )
{
_matchRegExpBox = new QCheckBox( i18n("Match regular expression") , this );
_matchRegExpBox->setObjectName( QLatin1String("match-regexp-box" ));
_matchRegExpBox->setToolTip( i18n("Sets whether the search phrase is interpreted as normal text or"
" as a regular expression") );
connect( _matchRegExpBox , SIGNAL(toggled(bool)) , this , SIGNAL(matchRegExpToggled(bool)) );
}
QProgressBar* _progress = new QProgressBar(this);
_progress->setMinimum(0);
_progress->setMaximum(0);
_progress->setVisible(false);
QLabel* _continueLabel = new QLabel(this);
_continueLabel->setVisible(false);
layout->addWidget(close);
layout->addWidget(findLabel);
layout->addWidget(_searchEdit);
layout->addWidget(findNext);
layout->addWidget(findPrev);
// optional features
if ( features & HighlightMatches ) layout->addWidget(_highlightBox);
if ( features & MatchCase ) layout->addWidget(_matchCaseBox);
if ( features & RegExp ) layout->addWidget(_matchRegExpBox);
layout->addWidget(_progress);
layout->addWidget(_continueLabel);
layout->addStretch();
layout->setContentsMargins(4, 4, 4, 4);
setLayout(layout);
}
void IncrementalSearchBar::notifySearchChanged()
{
emit searchChanged( searchText() );
}
QString IncrementalSearchBar::searchText()
{
return _searchEdit->text();
}
bool IncrementalSearchBar::highlightMatches()
{
if ( !_highlightBox )
{
return true;
}
else
{
return _highlightBox->isChecked();
}
}
bool IncrementalSearchBar::matchCase()
{
if ( !_matchCaseBox )
{
return false;
}
else
{
return _matchCaseBox->isChecked();
}
}
bool IncrementalSearchBar::matchRegExp()
{
if ( !_matchRegExpBox )
{
return false;
}
else
{
return _matchRegExpBox->isChecked();
}
}
bool IncrementalSearchBar::eventFilter(QObject* watched , QEvent* event)
{
if ( watched == _searchEdit )
{
if ( event->type() == QEvent::KeyPress )
{
QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
if ( keyEvent->key() == Qt::Key_Escape )
{
emit closeClicked();
return true;
}
}
}
return QWidget::eventFilter(watched,event);
}
void IncrementalSearchBar::setVisible(bool visible)
{
QWidget::setVisible(visible);
if ( visible )
{
//TODO - Check if this is the correct reason value to use here
_searchEdit->setFocus( Qt::ActiveWindowFocusReason );
_searchEdit->selectAll();
}
}
void IncrementalSearchBar::setFoundMatch( bool match )
{
if ( !match && !_searchEdit->text().isEmpty() )
{
KStatefulBrush backgroundBrush(KColorScheme::View,KColorScheme::NegativeBackground);
QString styleSheet = QString("QLineEdit{ background-color:%1 }")
.arg(backgroundBrush.brush(_searchEdit).color().name());
_searchEdit->setStyleSheet( styleSheet );
}
else
{
_searchEdit->setStyleSheet( QString() );
}
}
void IncrementalSearchBar::setContinueFlag( Continue flag )
{
if ( flag == ContinueFromTop )
{
_continueLabel->setText( i18n("Search reached bottom, continued from top.") );
_continueLabel->show();
}
else if ( flag == ContinueFromBottom )
{
_continueLabel->setText( i18n("Search reached top, continued from bottom.") );
_continueLabel->show();
}
else if ( flag == ClearContinue )
{
_continueLabel->hide();
}
}
void IncrementalSearchBar::clearLineEdit()
{
_searchEdit->setStyleSheet( QString() );
}
#include "IncrementalSearchBar.moc"