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/******************************************************************************
*
* Copyright (C) 2002 Hugo PEREIRA <mailto: hugo.pereira@free.fr>
*
* This 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 software 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, see <http://www.gnu.org/licenses/>.
*
*******************************************************************************/
#include "SelectLineWidget.h"
#include "BaseIconNames.h"
#include "Color.h"
#include "IconEngine.h"
#include "LineEditor.h"
#include <QLabel>
#include <QLayout>
#include <QPushButton>
#include <QToolButton>
#include <QValidator>
//_______________________________________________________
SelectLineWidget::SelectLineWidget( QWidget* parent, bool compact ):
EmbeddedWidget( parent ),
Counter( "SelectLineWidget" )
{
Debug::Throw( "SelectLineWidget::SelectLineWidget.\n" );
// update palette
_updateNotFoundPalette();
QBoxLayout* layout;
if( compact )
{
setLayout( layout = new QHBoxLayout );
layout->setMargin(2);
layout->setSpacing(2);
} else {
setLayout( layout = new QVBoxLayout );
layout->setMargin(0);
layout->setSpacing(5);
}
// insert text editor
QLabel *label;
layout->addWidget( label = new QLabel( tr( "Goto line number:" ), this ), 0 );
layout->addWidget( editor_ = new LineEditor( this ), 1 );
label->setBuddy( editor_ );
connect( editor_, SIGNAL(cleared()), SLOT(matchFound()) );
connect( editor_, SIGNAL(returnPressed()), SLOT(_selectLine()) );
connect( editor_, SIGNAL(textChanged(QString)), SLOT(_selectLine()) );
QIntValidator *validator = new QIntValidator( this );
validator->setBottom(0);
editor_->setValidator( validator );
if( compact )
{
// ok button
layout->addWidget( okButton_ = new QToolButton( this ), 0 );
okButton_->setIcon( IconEngine::get( IconNames::Find ) );
static_cast<QToolButton*>( okButton_ )->setAutoRaise( true );
// close button
layout->addWidget( closeButton_ = new QToolButton( this ), 0 );
closeButton_->setIcon( IconEngine::get( IconNames::DialogClose ) );
static_cast<QToolButton*>( closeButton_ )->setAutoRaise( true );
connect( closeButton_, SIGNAL(clicked()), SLOT(hide()) );
} else {
// separator
QFrame* frame( new QFrame( this ) );
frame->setFrameStyle( QFrame::HLine | QFrame::Sunken );
layout->addWidget( frame, 0 );
// insert hbox layout for buttons
QHBoxLayout* hLayout = new QHBoxLayout;
hLayout->setSpacing(5);
hLayout->setMargin(0);
layout->addLayout( hLayout, 0 );
hLayout->addStretch( 1 );
// ok button
hLayout->addWidget( okButton_ = new QPushButton( this ) );
okButton_->setText( tr( "Ok" ) );
okButton_->setIcon( IconEngine::get( IconNames::Find ) );
static_cast<QPushButton*>(okButton_)->setDefault( true );
// close button
hLayout->addWidget( closeButton_ = new QPushButton( IconEngine::get( IconNames::DialogCancel ), tr( "Cancel" ), this ) );
closeButton_->setShortcut( Qt::Key_Escape );
}
// connections
connect( okButton_, SIGNAL(clicked()), SLOT(_selectLine()) );
}
//________________________________________________________________________
void SelectLineWidget::matchFound()
{ editor_->setPalette( palette() ); }
//________________________________________________________________________
void SelectLineWidget::noMatchFound()
{
if( !editor_->text().isEmpty() )
{ editor_->setPalette( notFoundPalette_ ); }
}
//________________________________________________________________________
void SelectLineWidget::changeEvent( QEvent* event )
{
switch( event->type() )
{
case QEvent::PaletteChange:
_updateNotFoundPalette();
break;
default: break;
}
return QWidget::changeEvent( event );
}
//_______________________________________________________
void SelectLineWidget::_selectLine()
{ emit lineSelected( editor_->text().toInt()-1 ); }
//________________________________________________________________________
void SelectLineWidget::_updateNotFoundPalette()
{
notFoundPalette_ = palette();
notFoundPalette_.setColor( QPalette::Base,
Base::Color( palette().color( QPalette::Base ) ).merge(
Qt::red, 0.95 ) );
}
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