mirror of
https://invent.kde.org/graphics/okular
synced 2024-11-05 18:34:53 +00:00
143 lines
5 KiB
C++
143 lines
5 KiB
C++
/***************************************************************************
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* Copyright (C) 2004 by Enrico Ros <eros.kde@email.it> *
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* *
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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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***************************************************************************/
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// qt/kde includes
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#include <qmenu.h>
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#include <qaction.h>
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#include <qtimer.h>
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#include <kicon.h>
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#include <klocale.h>
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#include <kiconloader.h>
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#include <klineedit.h>
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// local includes
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#include "searchwidget.h"
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#include "core/document.h"
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#include "settings.h"
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SearchWidget::SearchWidget( QWidget * parent, KPDFDocument * document )
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: QToolBar( parent ), m_document( document ),
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m_searchType( 0 ), m_caseSensitive( false )
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{
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setObjectName( "iSearchBar" );
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// change toolbar appearance
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setIconSize(QSize(16, 16));
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setMovable( false );
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// a timer to ensure that we don't flood the document with requests to search
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m_inputDelayTimer = new QTimer(this);
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connect( m_inputDelayTimer, SIGNAL( timeout() ),
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this, SLOT( startSearch() ) );
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// 1. clear button
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QAction *clearAction = addAction( KIcon(layoutDirection() ==
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Qt::RightToLeft ? "clear_left" : "locationbar_erase"),
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QString::null);
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clearAction->setToolTip(i18n( "Clear filter" ));
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// 2. text line
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m_lineEdit = new KLineEdit(this);
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m_lineEdit->setToolTip(i18n( "Enter at least 3 letters to filter pages" ));
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connect(m_lineEdit, SIGNAL( textChanged(const QString &) ), this, SLOT( slotTextChanged(const QString &) ));
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connect(clearAction, SIGNAL( triggered() ), m_lineEdit, SLOT( clear() ));
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addWidget(m_lineEdit);
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// 3.1. create the popup menu for changing filtering features
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m_menu = new QMenu( this );
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m_caseSensitiveAction = m_menu->addAction( i18n("Case Sensitive") );
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m_menu->addSeparator();
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m_matchPhraseAction = m_menu->addAction( i18n("Match Phrase") );
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m_marchAllWordsAction = m_menu->addAction( i18n("Match All Words") );
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m_marchAnyWordsAction = m_menu->addAction( i18n("Match Any Word") );
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m_caseSensitiveAction->setCheckable( true );
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QActionGroup *actgrp = new QActionGroup( this );
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m_matchPhraseAction->setCheckable( true );
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m_matchPhraseAction->setActionGroup( actgrp );
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m_marchAllWordsAction->setCheckable( true );
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m_marchAllWordsAction->setActionGroup( actgrp );
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m_marchAnyWordsAction->setCheckable( true );
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m_marchAnyWordsAction->setActionGroup( actgrp );
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m_marchAllWordsAction->setChecked( true );
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connect( m_menu, SIGNAL( triggered(QAction *) ), SLOT( slotMenuChaged(QAction*) ) );
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// 3.2. create the toolbar button that spawns the popup menu
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QAction *optionsMenuAction = addAction( KIcon( "oKular" ), QString::null);
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optionsMenuAction->setToolTip( i18n("Filter Options") );
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optionsMenuAction->setMenu( m_menu );
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}
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void SearchWidget::clearText()
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{
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m_lineEdit->clear();
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}
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void SearchWidget::slotTextChanged( const QString & text )
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{
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// if length<3 set 'red' text and send a blank string to document
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QColor color = text.length() < 3 ? Qt::darkRed : palette().active().text();
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KLineEdit * lineEdit = m_lineEdit;
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lineEdit->setPaletteForegroundColor( color );
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lineEdit->setPaletteBackgroundColor( palette().active().base() );
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m_inputDelayTimer->stop();
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m_inputDelayTimer->start(333, true);
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}
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void SearchWidget::slotMenuChaged( QAction * act )
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{
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// update internal variables and checked state
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if ( act == m_caseSensitiveAction )
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{
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m_caseSensitive = !m_caseSensitive;
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m_caseSensitiveAction->setChecked( m_caseSensitive );
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}
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else if ( act == m_matchPhraseAction )
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{
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m_searchType = 0;
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}
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else if ( act == m_marchAllWordsAction )
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{
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m_searchType = 1;
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}
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else if ( act == m_marchAnyWordsAction )
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{
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m_searchType = 2;
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}
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else
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return;
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// update search
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slotTextChanged( m_lineEdit->text() );
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}
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void SearchWidget::startSearch()
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{
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// search text if have more than 3 chars or else clear search
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QString text = m_lineEdit->text();
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bool ok = true;
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if ( text.length() >= 3 )
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{
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KPDFDocument::SearchType type = !m_searchType ? KPDFDocument::AllDoc :
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( (m_searchType > 1) ? KPDFDocument::GoogleAny :
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KPDFDocument::GoogleAll );
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ok = m_document->searchText( SW_SEARCH_ID, text, true, m_caseSensitive,
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type, false, qRgb( 0, 183, 255 ) );
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}
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else
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m_document->resetSearch( SW_SEARCH_ID );
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// if not found, use warning colors
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if ( !ok )
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{
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m_lineEdit->setPaletteForegroundColor( Qt::white );
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m_lineEdit->setPaletteBackgroundColor( Qt::red );
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}
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}
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#include "searchwidget.moc"
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