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/***************************************************************************
* Copyright (C) 2004 by Enrico Ros <eros.kde@email.it> *
* *
* 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. *
***************************************************************************/
// qt/kde includes
#include <tqtooltip.h>
#include <tqapplication.h>
#include <tqtimer.h>
#include <kaction.h>
#include <kactioncollection.h>
#include <klocale.h>
#include <kiconloader.h>
#include <klineedit.h>
#include <kpopupmenu.h>
#include <ktoolbarbutton.h>
// local includes
#include "searchwidget.h"
#include "core/document.h"
#include "conf/settings.h"
#define CLEAR_ID 1
#define LEDIT_ID 2
#define FIND_ID 3
SearchWidget::SearchWidget( TQWidget * parent, KPDFDocument * document )
: KToolBar( parent, "iSearchBar" ), m_document( document ),
m_searchType( 0 ), m_caseSensitive( false )
{
// change toolbar appearance
setMargin( 3 );
setFlat( true );
setIconSize( 16 );
setMovingEnabled( false );
// a timer to ensure that we don't flood the document with requests to search
m_inputDelayTimer = new TQTimer(this);
connect( m_inputDelayTimer, TQT_SIGNAL( timeout() ),
this, TQT_SLOT( startSearch() ) );
// 1. text line
insertLined( TQString(), LEDIT_ID, TQT_SIGNAL( textChanged(const TQString &) ),
TQT_TQOBJECT(this), TQT_SLOT( slotTextChanged(const TQString &) ), true,
i18n( "Enter at least 3 letters to filter pages" ), 0/*size*/, 1 );
// 2. clear button (uses a lineEdit slot, so it must be created after)
insertButton( TQApplication::reverseLayout() ? "clear_left" : "locationbar_erase",
CLEAR_ID, TQT_SIGNAL( clicked() ),
TQT_TQOBJECT(getLined( LEDIT_ID )), TQT_SLOT( clear() ), true,
i18n( "Clear filter" ), 0/*index*/ );
// 3.1. create the popup menu for changing filtering features
m_menu = new KPopupMenu( this );
m_menu->insertItem( i18n("Case Sensitive"), 1 );
m_menu->insertSeparator( 2 );
m_menu->insertItem( i18n("Match Phrase"), 3 );
m_menu->insertItem( i18n("Match All Words"), 4 );
m_menu->insertItem( i18n("Match Any Word"), 5 );
m_menu->setItemChecked( 3, true );
connect( m_menu, TQT_SIGNAL( activated(int) ), TQT_SLOT( slotMenuChaged(int) ) );
// 3.2. create the toolbar button that spawns the popup menu
insertButton( "kpdf", FIND_ID, m_menu, true, i18n( "Filter Options" ), 2/*index*/ );
// always maximize the text line
setItemAutoSized( LEDIT_ID );
}
void SearchWidget::clearText()
{
getLined( LEDIT_ID )->clear();
}
void SearchWidget::slotTextChanged( const TQString & text )
{
// if 0<length<3 set 'red' text and send a blank string to document
TQColor color = text.length() > 0 && text.length() < 3 ? TQt::darkRed : palette().active().text();
KLineEdit * lineEdit = getLined( LEDIT_ID );
lineEdit->setPaletteForegroundColor( color );
lineEdit->setPaletteBackgroundColor( palette().active().base() );
m_inputDelayTimer->stop();
m_inputDelayTimer->start(333, true);
}
void SearchWidget::slotMenuChaged( int index )
{
// update internal variables and checked state
if ( index == 1 )
{
m_caseSensitive = !m_caseSensitive;
m_menu->setItemChecked( 1, m_caseSensitive );
}
else if ( index >= 3 && index <= 5 )
{
m_searchType = index - 3;
for ( int i = 0; i < 3; i++ )
m_menu->setItemChecked( i + 3, m_searchType == i );
}
else
return;
// update search
slotTextChanged( getLined( LEDIT_ID )->text() );
}
void SearchWidget::startSearch()
{
// search text if have more than 3 chars or else clear search
TQString text = getLined( LEDIT_ID )->text();
bool ok = true;
if ( text.length() >= 3 )
{
KPDFDocument::SearchType type = !m_searchType ? KPDFDocument::AllDoc :
( (m_searchType > 1) ? KPDFDocument::GoogleAny :
KPDFDocument::GoogleAll );
ok = m_document->searchText( SW_SEARCH_ID, text, true, m_caseSensitive,
type, false, tqRgb( 0, 183, 255 ) );
}
else
m_document->resetSearch( SW_SEARCH_ID );
// if not found, use warning colors
if ( !ok )
{
KLineEdit * lineEdit = getLined( LEDIT_ID );
lineEdit->setPaletteForegroundColor( TQt::white );
lineEdit->setPaletteBackgroundColor( TQt::red );
}
}
#include "searchwidget.moc"
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