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/*
Dagger - A Bible study program utilizing the Sword library.
Copyright (c) 2004 Dan Williams <drw@handhelds.org>
This file 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 file 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
file; see the file COPYING. If not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "searchbar.h"
#include "textwidget.h"
#include <opie2/oresource.h>
#include <opie2/owait.h>
#include <qpe/qpeapplication.h>
#include <qaction.h>
#include <qcombobox.h>
#include <qlineedit.h>
#include <qwhatsthis.h>
#include <listkey.h>
#include <regex.h>
#include <versekey.h>
void searchCallback( char /*percent*/, void */*userData*/ )
{
qApp->processEvents();
}
SearchBar::SearchBar( QMainWindow *parent )
: QToolBar( QString::null, parent, QMainWindow::Top, true )
, m_currText( 0x0 )
{
// Initialize UI
m_searchText = new QLineEdit( this );
setStretchableWidget( m_searchText );
QWhatsThis::add( m_searchText, tr( "Enter text to search for here." ) );
connect(m_searchText, SIGNAL(textChanged(const QString &)),
this, SLOT(slotTextChanged(const QString &)) );
m_actionFind = new QAction( tr( "Find" ),
Opie::Core::OResource::loadPixmap( "find", Opie::Core::OResource::SmallIcon ),
QString::null, 0, this, 0 );
m_actionFind->setEnabled( false );
m_actionFind->addTo( this );
m_actionFind->setWhatsThis( tr( "Tap here search the current module for the text entered to the left." ) );
connect( m_actionFind, SIGNAL(activated()), this, SLOT(slotFind()) );
addSeparator();
m_actionPrev = new QAction( tr( "Previous result" ),
Opie::Core::OResource::loadPixmap( "back", Opie::Core::OResource::SmallIcon ),
QString::null, 0, this, 0 );
m_actionPrev->setEnabled( false );
m_actionPrev->addTo( this );
m_actionPrev->setWhatsThis( tr( "Tap here to view the previous search result." ) );
connect( m_actionPrev, SIGNAL(activated()), this, SLOT(slotPrev()) );
m_resultList = new QComboBox( this );
m_resultList->setEnabled( false );
QWhatsThis::add( m_resultList, tr( "Select the desired search result here." ) );
connect( m_resultList, SIGNAL(activated(const QString &)), this, SIGNAL(sigResultClicked(const QString &)) );
m_actionNext = new QAction( tr( "Next result" ),
Opie::Core::OResource::loadPixmap( "forward", Opie::Core::OResource::SmallIcon ),
QString::null, 0, this, 0 );
m_actionNext->setEnabled( false );
m_actionNext->addTo( this );
m_actionNext->setWhatsThis( tr( "Tap here to view the next search result." ) );
connect( m_actionNext, SIGNAL(activated()), this, SLOT(slotNext()) );
if ( parent )
{
installEventFilter( parent );
// TODO - install for all controls
m_searchText->installEventFilter( parent );
}
}
void SearchBar::setCurrModule( TextWidget *currText )
{
m_actionFind->setEnabled( ( m_searchText->text() != "" ) && currText );
if ( !m_currText || !currText || ( currText->getModuleName() != m_currText->getModuleName() ) )
{
m_actionPrev->setEnabled( false );
m_resultList->clear();
m_resultList->setEnabled( false );
m_actionNext->setEnabled( false );
}
m_currText = currText;
}
void SearchBar::slotTextChanged( const QString &newText )
{
m_actionFind->setEnabled( ( newText != "" ) && m_currText );
}
void SearchBar::slotFind()
{
m_resultList->clear();
// Change application title and display Opie wait dialog to indicate search is beginning
QWidget *pWidget = reinterpret_cast<QWidget *>(parent());
QString caption = pWidget->caption();
pWidget->setCaption( "Searching..." );
Opie::Ui::OWait wait( pWidget );
wait.show();
qApp->processEvents();
// Perform search
// TODO - implement search callback function to animate wait cursor
sword::ListKey results = m_currText->getModule()->Search( m_searchText->text().latin1(), 0, REG_ICASE, 0, 0,
&searchCallback );
// Process results
int count = results.Count();
bool found = count > 0;
if ( found )
{
// Populate results combo box
sword::VerseKey key;
for ( int i = 0; i < count; i++ )
{
key.setText( results.GetElement( i )->getText() );
m_resultList->insertItem( key.getShortText() );
}
// Goto first result in list
m_resultList->setCurrentItem( 0 );
emit sigResultClicked( m_resultList->currentText() );
}
else
{
// Reset application title
pWidget->setCaption( caption );
}
// UI clean-up
wait.hide();
m_actionPrev->setEnabled( false );
m_resultList->setEnabled( found );
m_actionNext->setEnabled( count > 1 );
}
void SearchBar::slotPrev()
{
int item = m_resultList->currentItem() - 1;
m_resultList->setCurrentItem( item );
emit sigResultClicked( m_resultList->currentText() );
m_actionPrev->setEnabled( item > 0 );
m_actionNext->setEnabled( item < m_resultList->count() - 1 );
}
void SearchBar::slotNext()
{
int item = m_resultList->currentItem() + 1;
m_resultList->setCurrentItem( item );
emit sigResultClicked( m_resultList->currentText() );
m_actionPrev->setEnabled( true );
m_actionNext->setEnabled( item < m_resultList->count() - 1 );
}
void SearchBar::slotCloseBtn()
{
hide();
}
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