src/libengrid/multipagewidget.cpp

   1 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   2 // +                                                                      +
   3 // + This file is part of enGrid.                                         +
   4 // +                                                                      +
   5 // + Copyright 2008-2014 enGits GmbH                                      +
   6 // +                                                                      +
   7 // + enGrid is free software: you can redistribute it and/or modify       +
   8 // + it under the terms of the GNU General Public License as published by +
   9 // + the Free Software Foundation, either version 3 of the License, or    +
  10 // + (at your option) any later version.                                  +
  11 // +                                                                      +
  12 // + enGrid is distributed in the hope that it will be useful,            +
  13 // + but WITHOUT ANY WARRANTY; without even the implied warranty of       +
  14 // + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        +
  15 // + GNU General Public License for more details.                         +
  16 // +                                                                      +
  17 // + You should have received a copy of the GNU General Public License    +
  18 // + along with enGrid. If not, see <http://www.gnu.org/licenses/>.       +
  19 // +                                                                      +
  20 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  21 /****************************************************************************
  22 **
  23 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
  24 ** Contact: Qt Software Information (qt-info@nokia.com)
  25 **
  26 ** This file is part of the example classes of the Qt Toolkit.
  27 **
  28 ** $QT_BEGIN_LICENSE:LGPL$
  29 ** Commercial Usage
  30 ** Licensees holding valid Qt Commercial licenses may use this file in
  31 ** accordance with the Qt Commercial License Agreement provided with the
  32 ** Software or, alternatively, in accordance with the terms contained in
  33 ** a written agreement between you and Nokia.
  34 **
  35 ** GNU Lesser General Public License Usage
  36 ** Alternatively, this file may be used under the terms of the GNU Lesser
  37 ** General Public License version 2.1 as published by the Free Software
  38 ** Foundation and appearing in the file LICENSE.LGPL included in the
  39 ** packaging of this file.  Please review the following information to
  40 ** ensure the GNU Lesser General Public License version 2.1 requirements
  41 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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  43 ** In addition, as a special exception, Nokia gives you certain
  44 ** additional rights. These rights are described in the Nokia Qt LGPL
  45 ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
  46 ** package.
  47 **
  48 ** GNU General Public License Usage
  49 ** Alternatively, this file may be used under the terms of the GNU
  50 ** General Public License version 3.0 as published by the Free Software
  51 ** Foundation and appearing in the file LICENSE.GPL included in the
  52 ** packaging of this file.  Please review the following information to
  53 ** ensure the GNU General Public License version 3.0 requirements will be
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  58 ** $QT_END_LICENSE$
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  60 ****************************************************************************/
  61
  62 #include <QtGui>
  63
  64 #include "multipagewidget.h"
  65
  66 MultiPageWidget::MultiPageWidget( QWidget *parent )
  67     : QWidget( parent )
  68 {
  69   comboBox = new QComboBox();
  70   comboBox->setObjectName( "__qt__passive_comboBox" );
  71   stackWidget = new QStackedWidget();
  72
  73   connect( comboBox, SIGNAL( activated( int ) ),
  74            this, SLOT( setCurrentIndex( int ) ) );
  75
  76   layout = new QVBoxLayout();
  77   layout->addWidget( comboBox );
  78   layout->addWidget( stackWidget );
  79   setLayout( layout );
  80 }
  81
  82 QSize MultiPageWidget::sizeHint() const
  83 {
  84   return QSize( 200, 150 );
  85 }
  86
  87 void MultiPageWidget::addPage( QWidget *page )
  88 {
  89   insertPage( count(), page );
  90 }
  91
  92 void MultiPageWidget::removePage( int index )
  93 {
  94   QWidget *widget = stackWidget->widget( index );
  95   stackWidget->removeWidget( widget );
  96
  97   comboBox->removeItem( index );
  98 }
  99
 100 int MultiPageWidget::count() const
 101 {
 102   return stackWidget->count();
 103 }
 104
 105 int MultiPageWidget::currentIndex() const
 106 {
 107   return stackWidget->currentIndex();
 108 }
 109
 110 void MultiPageWidget::insertPage( int index, QWidget *page )
 111 {
 112   page->setParent( stackWidget );
 113
 114   stackWidget->insertWidget( index, page );
 115
 116   QString title = page->windowTitle();
 117   if ( title.isEmpty() ) {
 118     title = tr( "Page %1" ).arg( comboBox->count() + 1 );
 119     page->setWindowTitle( title );
 120   }
 121   comboBox->insertItem( index, title );
 122 }
 123
 124 void MultiPageWidget::setCurrentIndex( int index )
 125 {
 126   if ( index != currentIndex() ) {
 127     stackWidget->setCurrentIndex( index );
 128     comboBox->setCurrentIndex( index );
 129     emit currentIndexChanged( index );
 130   }
 131 }
 132
 133 QWidget* MultiPageWidget::widget( int index )
 134 {
 135   return stackWidget->widget( index );
 136 }
 137
 138 QString MultiPageWidget::pageTitle() const
 139 {
 140   if ( const QWidget *currentWidget = stackWidget->currentWidget() )
 141     return currentWidget->windowTitle();
 142   return QString();
 143 }
 144
 145 void MultiPageWidget::setPageTitle( QString const &newTitle )
 146 {
 147   comboBox->setItemText( currentIndex(), newTitle );
 148   if ( QWidget *currentWidget = stackWidget->currentWidget() )
 149     currentWidget->setWindowTitle( newTitle );
 150   emit pageTitleChanged( newTitle );
 151 }
 152
 153 void MultiPageWidget::setPageTitle( QString const &newTitle, int index )
 154 {
 155   comboBox->setItemText( index, newTitle );
 156   if ( QWidget *widget = stackWidget-> widget( index ) )
 157     widget->setWindowTitle( newTitle );
 158   emit pageTitleChanged( newTitle );
 159 }