Christian Surlykke
133 lines
3.5 KiB
C++
133 lines
3.5 KiB
C++
/*
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Copyright 2013 Christian Surlykke
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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*/
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#include <QMenu>
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#include <QAction>
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#include <QRegExp>
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#include <QDebug>
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#include "SearchBar.h"
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SearchBar::SearchBar(QWidget *parent) :
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QWidget(parent),
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m_regExp("")
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{
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widget.setupUi(this);
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connect(widget.closeButton, SIGNAL(clicked()), this, SLOT(hide()));
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connect(widget.searchTextEdit, SIGNAL(textChanged(QString)), this, SLOT(searchTextChanged()));
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connect(widget.findPreviousButton, SIGNAL(clicked()), this, SLOT(findPrevious()));
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connect(widget.findNextButton, SIGNAL(clicked()), this, SLOT(findNext()));
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QMenu *optionsMenu = new QMenu(widget.optionsButton);
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widget.optionsButton->setMenu(optionsMenu);
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m_matchCaseMenuEntry = optionsMenu->addAction(tr("Match case"));
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m_matchCaseMenuEntry->setCheckable(true);
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m_matchCaseMenuEntry->setChecked(true);
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m_useRegularExpressionMenuEntry = optionsMenu->addAction(tr("Regular expression"));
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m_useRegularExpressionMenuEntry->setCheckable(true);
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m_highlightMatchesMenuEntry = optionsMenu->addAction(tr("Higlight all matches"));
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m_highlightMatchesMenuEntry->setCheckable(true);
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m_highlightMatchesMenuEntry->setChecked(true);
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}
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SearchBar::~SearchBar() {
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}
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void SearchBar::show()
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{
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QWidget::show();
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widget.searchTextEdit->setFocus();
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}
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void SearchBar::hide()
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{
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QWidget::hide();
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}
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void SearchBar::toggleShown()
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{
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isHidden() ? show() : hide();
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}
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void SearchBar::noMatchFound()
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{
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QPalette palette;
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palette.setColor(widget.searchTextEdit->backgroundRole(), QColor(255, 128, 128));
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widget.searchTextEdit->setPalette(palette);
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}
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void SearchBar::searchTextChanged()
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{
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m_regExp = QRegExp(widget.searchTextEdit->text());
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if (! m_useRegularExpressionMenuEntry->isChecked()) {
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m_regExp.setPatternSyntax(QRegExp::FixedString);
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}
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if (! m_matchCaseMenuEntry->isChecked()) {
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m_regExp.setCaseSensitivity(Qt::CaseInsensitive);
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}
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clearBackgroundColor();
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if (!m_regExp.isEmpty())
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{
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emit search(m_regExp, true, false);
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}
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}
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void SearchBar::keyReleaseEvent(QKeyEvent* keyEvent)
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{
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if (keyEvent->key() == Qt::Key_Return || keyEvent->key() == Qt::Key_Enter)
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{
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if (keyEvent->modifiers() == Qt::ShiftModifier)
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{
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findPrevious();
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}
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else
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{
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findNext();
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}
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}
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else if (keyEvent->key() == Qt::Key_Escape)
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{
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toggleShown();
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}
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}
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void SearchBar::findNext()
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{
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clearBackgroundColor();
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emit search(m_regExp, true, true);
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}
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void SearchBar::findPrevious()
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{
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clearBackgroundColor();
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emit search(m_regExp, false, false);
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}
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void SearchBar::clearBackgroundColor()
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{
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QPalette p;
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p.setColor(QPalette::Base, Qt::white);
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widget.searchTextEdit->setPalette(p);
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} |