mirror of
https://bitbucket.org/smil3y/kde-playground.git
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132 lines
4.2 KiB
C++
132 lines
4.2 KiB
C++
/*
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Copyright (c) 2009 Tobias Koenig <tokoe@kde.org>
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This library is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to the
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Free Software 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 "contactswitcher.h"
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#include <KLocalizedString>
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#include <QAbstractItemView>
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#include <QHBoxLayout>
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#include <QLabel>
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#include <QPushButton>
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ContactSwitcher::ContactSwitcher( QWidget *parent )
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: QWidget( parent ), mView( 0 )
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{
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QHBoxLayout *layout = new QHBoxLayout( this );
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mPreviousButton = new QPushButton( i18nc( "@action:button Previous contact", "Previous" ) );
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mPreviousButton->setToolTip(
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i18nc( "@info:tooltip", "Move to the previous contact in the list" ) );
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mPreviousButton->setWhatsThis(
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i18nc( "@info:whatsthis",
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"Press this button to move to the previous contact in the list." ) );
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mNextButton = new QPushButton( i18nc( "@action:button Next contact", "Next" ) );
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mNextButton->setToolTip(
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i18nc( "@info:tooltip", "Move to the next contact in the list" ) );
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mNextButton->setWhatsThis(
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i18nc( "@info:whatsthis",
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"Press this button to move to the next contact in the list." ) );
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mStatusLabel = new QLabel();
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layout->addWidget( mPreviousButton );
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layout->addWidget( mNextButton );
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layout->addStretch( 1 );
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layout->addWidget( mStatusLabel );
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connect( mPreviousButton, SIGNAL(clicked()), SLOT(previousClicked()) );
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connect( mNextButton, SIGNAL(clicked()), SLOT(nextClicked()) );
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}
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void ContactSwitcher::setView( QAbstractItemView *view )
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{
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mView = view;
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Q_ASSERT_X( mView->model(), "ContactSwitcher::setView", "The view has no model set!" );
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connect( mView->model(), SIGNAL(layoutChanged()), SLOT(updateStatus()) );
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connect( mView->model(), SIGNAL(rowsInserted(QModelIndex,int,int)), SLOT(updateStatus()) );
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connect( mView->model(), SIGNAL(rowsRemoved(QModelIndex,int,int)), SLOT(updateStatus()) );
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connect( mView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), SLOT(updateStatus()));
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updateStatus();
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}
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void ContactSwitcher::nextClicked()
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{
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if ( !mView || !mView->model() ) {
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return;
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}
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const QModelIndex index = mView->selectionModel()->currentIndex();
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int row = 0;
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if ( index.isValid() ) {
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row = index.row() + 1;
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}
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mView->selectionModel()->setCurrentIndex( mView->model()->index( row, 0 ),
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QItemSelectionModel::Rows |
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QItemSelectionModel::ClearAndSelect );
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updateStatus();
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}
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void ContactSwitcher::previousClicked()
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{
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if ( !mView || !mView->model() ) {
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return;
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}
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const QModelIndex index = mView->selectionModel()->currentIndex();
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int row = 0;
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if ( index.isValid() ) {
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row = index.row() - 1;
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}
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mView->selectionModel()->setCurrentIndex( mView->model()->index( row, 0 ),
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QItemSelectionModel::Rows |
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QItemSelectionModel::ClearAndSelect );
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updateStatus();
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}
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void ContactSwitcher::updateStatus()
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{
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if ( !mView || !mView->model() ) {
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return;
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}
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const QModelIndex index = mView->selectionModel()->currentIndex();
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int row = 0;
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if ( index.isValid() ) {
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row = index.row();
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}
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mPreviousButton->setEnabled( row != 0 );
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mNextButton->setEnabled( row != ( mView->model()->rowCount() - 1 ) );
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mStatusLabel->setText( i18nc( "@info:status",
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"%1 out of %2", row + 1, mView->model()->rowCount() ) );
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}
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