author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 17 Sep 2010 08:32:10 +0300 | |
changeset 28 | b7da29130b0e |
parent 21 | 4633027730f5 |
child 30 | 80e4d18b72f5 |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (developer.feedback@nokia.com) |
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** |
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** This file is part of the HbWidgets module of the UI Extensions for Mobile. |
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** |
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** GNU Lesser General Public License Usage |
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** This file may be used under the terms of the GNU Lesser General Public |
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** License version 2.1 as published by the Free Software Foundation and |
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** appearing in the file LICENSE.LGPL included in the packaging of this file. |
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** Please review the following information to ensure the GNU Lesser General |
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** Public License version 2.1 requirements will be met: |
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at developer.feedback@nokia.com. |
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** |
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****************************************************************************/ |
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#include "hbcombodropdown_p.h" |
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#include "hbcombobox_p.h" |
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#include "hbwidget_p.h" |
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#include <hblistview.h> |
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#include <hbwidgetfeedback.h> |
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#include <hbinputvirtualkeyboard.h> |
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#include <hbtapgesture.h> |
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#include <hbpangesture.h> |
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#include <QGestureEvent> |
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#include <QGraphicsSceneMouseEvent> |
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class HbComboDropDownPrivate : public HbWidgetPrivate |
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{ |
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}; |
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HbComboDropDown::HbComboDropDown( HbComboBoxPrivate *comboBoxPrivate, QGraphicsItem *parent ) |
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:HbWidget( *new HbComboDropDownPrivate(), parent ), |
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mList( 0 ), |
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comboPrivate( comboBoxPrivate ), |
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vkbOpened( false ), |
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backgroundPressed( false ) |
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{ |
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Q_D(HbComboDropDown); |
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d->setBackgroundItem(HbStylePrivate::P_ComboBoxPopup_background); |
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#if QT_VERSION >= 0x040600 |
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//this is to keep the focus in the previous widget. |
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setFlag( QGraphicsItem::ItemIsPanel, true ); |
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setActive( false ); |
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#endif |
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} |
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|
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HbComboDropDown::~HbComboDropDown( ) |
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{ |
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} |
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void HbComboDropDown::createList( ) |
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{ |
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mList = new HbListView( this ); |
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HbComboListViewItem *protoType = new HbComboListViewItem( this ); |
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mList->setItemPrototype( protoType ); |
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HbStyle::setItemName( mList, "list" ); |
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mList->setUniformItemSizes( true ); |
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mList->setSelectionMode( HbAbstractItemView::SingleSelection ); |
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} |
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void HbComboDropDown::keypadOpened( ) |
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{ |
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vkbOpened = true; |
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comboPrivate->vkbOpened( ); |
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} |
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void HbComboDropDown::keypadClosed( ) |
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{ |
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vkbOpened = false; |
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comboPrivate->vkbClosed( ); |
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} |
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bool HbComboDropDown::eventFilter( QObject *obj, QEvent *event ) |
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{ |
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Q_UNUSED( obj ); |
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bool accepted = false; |
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if ( isVisible( ) ) { |
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switch( event->type( ) ) |
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{ |
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case QEvent::Gesture: |
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{ |
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if( !this->isUnderMouse( ) ) { |
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//if its a pan gesture then don't accept the event so that list can be scrolled |
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//even if mouse is outside drop down area. Also tap might finish outside the |
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//dropdown area |
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if( QGestureEvent *gestureEvent = static_cast<QGestureEvent *>( event ) ) { |
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HbTapGesture *tapGesture = qobject_cast<HbTapGesture *>(gestureEvent->gesture(Qt::TapGesture)); |
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if( tapGesture && tapGesture->state() == Qt::GestureStarted ) { |
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100 |
if( !vkbOpened ) { |
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101 |
//if vkb is not opened and dropdown is not clicked then dismiss drop down |
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102 |
if( !( this->isUnderMouse( ) ) ) { |
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103 |
HbWidgetFeedback::triggered( this, Hb::InstantPopupClosed ); |
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104 |
setVisible( false ); |
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105 |
comboPrivate->q_ptr->setProperty("state","normal"); |
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106 |
backgroundPressed = true; |
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107 |
accepted = true; |
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108 |
} |
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109 |
} else { |
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110 |
//if vkb is opened then dismiss drop down only if click happened outside drop down and |
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111 |
//vkb area |
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112 |
if( comboPrivate->mEditable ) { |
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113 |
HbEditorInterface editorInterface( comboPrivate->q_ptr ); |
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HbVkbHost *host = editorInterface.vkbHost( ); |
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if( host ) { |
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//get the scene rect of vkb |
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QGraphicsWidget *vkbWidget = host->activeKeypad( )->asGraphicsWidget( ); |
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QRectF tmp = host->applicationArea( ); |
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QRectF vkbArea = vkbWidget->mapToScene( tmp ).boundingRect( ); |
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//QGraphicsSceneMouseEvent *mouseEvent = |
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// static_cast< QGraphicsSceneMouseEvent * >( event ); |
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if( !( this->isUnderMouse( ) ) && |
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!vkbArea.contains( /*mouseEvent->scenePos( )*/ tapGesture->sceneStartPos() ) ) { |
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HbWidgetFeedback::triggered( this, Hb::InstantPopupClosed ); |
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setVisible( false ); |
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comboPrivate->q_ptr->setProperty( "state", "normal" ); |
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backgroundPressed = true; |
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accepted = true; |
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} |
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130 |
} |
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} |
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} |
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} else { |
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if( !qobject_cast<HbPanGesture *>( |
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gestureEvent->gesture( Qt::PanGesture ) ) && |
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!(tapGesture && tapGesture->state() != Qt::GestureStarted)) { |
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accepted = true; |
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} |
2
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} |
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} |
1
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} |
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} |
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break; |
0
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default: |
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break; |
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} |
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} |
1
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return accepted; |
0
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} |
1
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150 |
|
21
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QVariant HbComboDropDown::itemChange( GraphicsItemChange change, const QVariant & value ) |
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{ |
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switch( change ) { |
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case QGraphicsItem::ItemVisibleHasChanged: |
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if( !value.toBool( ) ) { |
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comboPrivate->resetGeometryChangeFlag( ); |
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} |
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break; |
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default: |
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break; |
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161 |
} |
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return HbWidget::itemChange( change, value ); |
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} |
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164 |
|
0
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#include "moc_hbcombodropdown_p.cpp" |
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166 |