/*
* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
*/
// System includes
#include <e32base.h>
#include <e32const.h>
#include <coecntrl.h>
#include <coemain.h>
#include <AknUtils.h>
// User includes
#include "xnwidgetextensionadapter.h"
#include "xncontroladapter.h"
#include "xncomponentnodeimpl.h"
#include "xncomponent.h"
#include "xnuiengine.h"
#include "xnhittest.h"
#include "xnnode.h"
#include "xnnodepluginif.h"
#include "xnviewnodeimpl.h"
#include "xnnodepluginif.h"
#include "xndomdocument.h"
#include "xnproperty.h"
#include "xnodt.h"
#include "xntype.h"
#include "xndomnode.h"
#include "xndomstringpool.h"
#include "xnappuiadapter.h"
#include "xnviewmanager.h"
#include "xnviewdata.h"
#include "xnplugindata.h"
// Constants
_LIT8( KPopup, "popup" );
_LIT8( KPositionHint, "_s60-position-hint" );
_LIT8( KWidgetNodeName, "widget" );
_LIT8( KParentIdName, "parentid" );
_LIT8( KDisplay, "display" );
_LIT8( KNone, "none" );
// ============================ MEMBER FUNCTIONS ===============================
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::NewL
// Two-phased constructor. Can leave.
// -----------------------------------------------------------------------------
//
CXnWidgetExtensionAdapter* CXnWidgetExtensionAdapter::NewL(
CXnNodePluginIf& aNode )
{
CXnWidgetExtensionAdapter* self =
new ( ELeave ) CXnWidgetExtensionAdapter( aNode );
CleanupStack::PushL( self );
self->ConstructL();
CleanupStack::Pop( self );
return self;
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::~CXnWidgetExtensionAdapter
// Destructor.
// -----------------------------------------------------------------------------
//
CXnWidgetExtensionAdapter::~CXnWidgetExtensionAdapter()
{
if ( iAppUiAdapter )
{
iAppUiAdapter->UiStateListener().RemoveObserver( *this );
}
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::CXnWidgetExtensionAdapter
// C++ default constructor. Must not leave.
// -----------------------------------------------------------------------------
//
CXnWidgetExtensionAdapter::CXnWidgetExtensionAdapter( CXnNodePluginIf& aNode )
: iNode( aNode ), iPositionHint( ENone )
{
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::ConstructL
// 2nd phase constructor. Can leave.
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::ConstructL()
{
iAppUiAdapter = static_cast< CXnAppUiAdapter* >( iAvkonAppUi );
CreateWindowL();
Window().SetRequiredDisplayMode( EColor16MA );
// this adapter handles both widgetextension and popup nodes
// we have to decide which one of them is the recent one
CXnType* typeInfo = iNode.Node().Type();
const TDesC8& type = typeInfo->Type();
if ( type == KPopup )
{
CXnProperty* prop( iNode.Node().GetPropertyL(
XnPropertyNames::popup::KPopupType ) );
if ( prop && prop->StringValue() ==
XnPropertyNames::popup::popuptype::KPermanent )
{
iPermanent = ETrue;
}
}
else
{
if ( Window().SetTransparencyAlphaChannel() == KErrNone )
{
Window().SetBackgroundColor( ~0 );
}
}
iUiEngine = iNode.Node().UiEngine();
CXnControlAdapter::ConstructL( iNode );
EnableDragEvents();
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::MakeVisible
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::MakeVisible( TBool aVisible )
{
TBool visible( IsVisible() ? ETrue : EFalse );
if ( visible == aVisible )
{
return;
}
SetPointerCapture( aVisible );
CXnPluginData& plugin(
iAppUiAdapter->ViewManager().ActiveViewData().Plugin( &iNode.Node() ) );
plugin.SetIsDisplayingPopup( aVisible, &iNode.Node() );
CXnType* typeInfo = iNode.Node().Type();
const TDesC8& type = typeInfo->Type();
TBool popup( type == KPopup );
if ( !popup )
{
DrawableWindow()->FadeBehind( aVisible );
}
else
{
if ( !iPermanent )
{
if ( aVisible )
{
iAppUiAdapter->UiStateListener().AddObserver( *this );
}
else
{
iAppUiAdapter->UiStateListener().RemoveObserver( *this );
}
}
}
if ( aVisible && popup )
{
// read position-hint property and set-up its variable
CXnProperty* positionHintProp = NULL;
TRAP_IGNORE( positionHintProp = iNode.Node().GetPropertyL( KPositionHint ) );
if ( positionHintProp )
{
const TDesC8& displayHintVal = positionHintProp->StringValue();
if ( displayHintVal == XnPropertyNames::tooltip::positionhint::KAboveLeft )
{
iPositionHint = EAboveLeft;
}
else if ( displayHintVal == XnPropertyNames::tooltip::positionhint::KAboveRight )
{
iPositionHint = EAboveRight;
}
else if ( displayHintVal == XnPropertyNames::tooltip::positionhint::KBelowLeft )
{
iPositionHint = EBelowLeft;
}
else if ( displayHintVal == XnPropertyNames::tooltip::positionhint::KBelowRight )
{
iPositionHint = EBelowRight;
}
else if ( displayHintVal == XnPropertyNames::tooltip::positionhint::KRight )
{
iPositionHint = ERight;
}
else if ( displayHintVal == XnPropertyNames::tooltip::positionhint::KLeft )
{
iPositionHint = ELeft;
}
else
{
// if the value if of unknown type, use default one
if ( AknLayoutUtils::LayoutMirrored() )
{
iPositionHint = EAboveRight;
}
else
{
iPositionHint = EAboveLeft;
}
}
if ( iPositionHint != ENone )
{
// the popup is going visible and position-hind is available
// calculate its position
CalculatePosition();
}
}
}
CCoeControl::MakeVisible( aVisible );
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::HandlePointerEventL
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::HandlePointerEventL(
const TPointerEvent& aPointerEvent )
{
CXnType* typeInfo = iNode.Node().Type();
const TDesC8& type = typeInfo->Type();
// in case of popup, we have to make sure that
// it will be closed after tapping outside of the
// area of itself and its parent
if ( type == KPopup )
{
// check if the tap was inside of popup
TRect popupRect = this->Rect();
popupRect.Move(this->Position() );
TBool isInPopupWindow = popupRect.Contains(
aPointerEvent.iParentPosition );
if ( !isInPopupWindow )
{
// if tap was outside of window, check if tap was
// inside of the parrent
CXnProperty* parentIdProp( iNode.Node().GetPropertyL(
KParentIdName ) );
if ( parentIdProp )
{
const TDesC8& parentIdVal = parentIdProp->StringValue();
CXnNode* parentN(iUiEngine->FindNodeByIdL( parentIdVal,
iNode.Node().Namespace() ) );
if ( parentN )
{
TRect clientRect =
static_cast<CEikAppUi&> ( *iAppUiAdapter ).ClientRect();
TRect parentRect = parentN->Rect();
parentRect.Move( clientRect.iTl );
if ( !parentRect.Contains( aPointerEvent.iParentPosition ) )
{
// tap was neither in popup nor in its parent -
// we can close it
if ( aPointerEvent.iType == TPointerEvent::EButton1Down )
{
HidePopupL();
return;
}
}
else
{
// tap was made inside of popup parent
// we pass the event to it after
// recalculating the taping point
TPointerEvent newPointerEvent;
newPointerEvent.Copy( aPointerEvent );
newPointerEvent.iPosition = TPoint(
aPointerEvent.iParentPosition - clientRect.iTl );
parentN->Control()->HandlePointerEventL( newPointerEvent );
return;
}
}
}
else
{
HidePopupL();
}
}
}
CXnControlAdapter::HandlePointerEventL( aPointerEvent );
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::Draw
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::Draw( const TRect& aRect ) const
{
CXnControlAdapter::Draw( aRect );
}
// -----------------------------------------------------------------------------
// CalculatePosition
// This is used only for popup element with position hint
// -----------------------------------------------------------------------------
void CXnWidgetExtensionAdapter::CalculatePosition()
{
// widget's rectangle
TRect controlRect;
// get popup's window size
TRect popupRect = this->Rect();
TRect clientRect = static_cast<CEikAppUi&>( *iAppUiAdapter ).ClientRect();
// get entire screen except control pane
TRect contentRect( 0, 0, clientRect.iBr.iX, clientRect.iBr.iY );
// resulting rectangle
TRect rect;
TPoint offset( clientRect.iTl );
// parent widget's rectangle ( first predecesscor which is "widget" )
CXnNode* parent = iNode.Node().Parent();
while ( parent )
{
const TDesC8& type( parent->DomNode()->Name() );
if ( type == KWidgetNodeName )
{
break;
}
parent = parent->Parent();
}
// if predecesscor widget was not found, use parent's rectangle
if ( parent == NULL )
{
controlRect = iNode.Node().Parent()->Rect();
}
else
{
controlRect = parent->BorderRect();
}
// calculate available space for placing the popup
TInt spaceAbove = controlRect.iTl.iY + offset.iY;
TInt spaceBelow = contentRect.iBr.iY - controlRect.iBr.iY - offset.iY;
TInt spaceLeft = controlRect.iTl.iX + offset.iX;
TInt spaceRight = contentRect.iBr.iX - controlRect.iBr.iX - offset.iX;
switch ( iPositionHint )
{
case EAboveLeft:
// if this position does not fit the screen,
// and if below left is more suitable, use it
if ( spaceAbove < popupRect.Height() && spaceBelow > spaceAbove )
{
rect = TRect( TPoint( controlRect.iTl.iX, controlRect.iBr.iY ),
TPoint( controlRect.iTl.iX + popupRect.Width(), controlRect.iBr.iY + popupRect.Height() ) );
}
else
{
// use the above-left position
rect = TRect( TPoint( controlRect.iTl.iX, controlRect.iTl.iY - popupRect.Height() ),
TPoint( controlRect.iTl.iX + popupRect.Width(), controlRect.iTl.iY ) );
}
break;
case EAboveRight:
// if this position does not fit the screen,
// and if below right is more suitable, use it
if ( spaceAbove < popupRect.Height() && spaceBelow > spaceAbove )
{
rect = TRect( TPoint( controlRect.iBr.iX - popupRect.Width(), controlRect.iBr.iY ),
TPoint( controlRect.iBr.iX, controlRect.iBr.iY + popupRect.Height() ) );
}
else
{
// use the above-right position
rect = TRect( TPoint( controlRect.iBr.iX - popupRect.Width(), controlRect.iTl.iY - popupRect.Height() ),
TPoint( controlRect.iBr.iX, controlRect.iTl.iY ) );
}
break;
case EBelowLeft:
// if this position does not fit the screen,
// and if above left is more suitable, use it
if ( spaceBelow < popupRect.Height() && spaceBelow < spaceAbove )
{
rect = TRect( TPoint( controlRect.iTl.iX, controlRect.iTl.iY - popupRect.Height() ),
TPoint( controlRect.iTl.iX + popupRect.Width(), controlRect.iTl.iY ) );
}
else
{
// use the below-left position
rect = TRect( TPoint( controlRect.iTl.iX, controlRect.iBr.iY ),
TPoint( controlRect.iTl.iX + popupRect.Width(), controlRect.iBr.iY + popupRect.Height() ) );
}
break;
case EBelowRight:
// if this position does not fit the screen,
// and if above right is more suitable, use it
if ( spaceBelow < popupRect.Height() && spaceBelow < spaceAbove )
{
rect = TRect( TPoint( controlRect.iBr.iX - popupRect.Width(), controlRect.iTl.iY - popupRect.Height() ),
TPoint( controlRect.iBr.iX, controlRect.iTl.iY ) );
}
else
{
// use the below-right position
rect = TRect( TPoint( controlRect.iBr.iX - popupRect.Width(), controlRect.iBr.iY ),
TPoint( controlRect.iBr.iX, controlRect.iBr.iY + popupRect.Height() ) );
}
break;
case ERight:
// if this position does not fit the screen,
// and if left or above-left is more suitable, use it
if ( spaceRight < popupRect.Width() )
{
// use the left position if the space is big enough
if ( spaceLeft >= popupRect.Width() )
{
// use left position
rect = TRect( TPoint( controlRect.iTl.iX - popupRect.Width(), controlRect.iTl.iY ),
TPoint( controlRect.iTl.iX, controlRect.iTl.iY + popupRect.Height() ) );
}
else if ( spaceAbove >= popupRect.Height() )
{
// use the above-right position
rect = TRect( TPoint( controlRect.iBr.iX - popupRect.Width(), controlRect.iTl.iY - popupRect.Height() ),
TPoint( controlRect.iBr.iX, controlRect.iTl.iY ) );
}
else
{
// use the below-right position
rect = TRect( TPoint( controlRect.iBr.iX - popupRect.Width(), controlRect.iBr.iY ),
TPoint( controlRect.iBr.iX, controlRect.iBr.iY + popupRect.Height() ) );
}
}
else
{
// use the right position
rect = TRect( TPoint( controlRect.iBr.iX, controlRect.iTl.iY ),
TPoint( controlRect.iBr.iX + popupRect.Width(), controlRect.iTl.iY + popupRect.Height() ) );
}
break;
case ELeft:
// if this position does not fit the screen,
// and if right is more suitable, use it
if ( spaceLeft < popupRect.Width() )
{
// use the right position, if it the space is big enough
if ( spaceRight >= popupRect.Width() )
{
rect = TRect( TPoint( controlRect.iBr.iX, controlRect.iTl.iY ),
TPoint( controlRect.iBr.iX + popupRect.Width(), controlRect.iTl.iY + popupRect.Height() ) );
}
else if ( spaceAbove >= popupRect.Height() )
{
// use the above-left position
rect = TRect( TPoint( controlRect.iTl.iX, controlRect.iTl.iY - popupRect.Height() ),
TPoint( controlRect.iTl.iX + popupRect.Width(), controlRect.iTl.iY ) );
}
else
{
// use the below-left position
rect = TRect( TPoint( controlRect.iTl.iX, controlRect.iBr.iY ),
TPoint( controlRect.iTl.iX + popupRect.Width(), controlRect.iBr.iY + popupRect.Height() ) );
}
}
else
{
// use the left position
rect = TRect( TPoint( controlRect.iTl.iX - popupRect.Width(), controlRect.iTl.iY ),
TPoint( controlRect.iTl.iX, controlRect.iTl.iY + popupRect.Height() ) );
}
break;
default:
break;
}
rect.Move( offset );
// if the popup rectangle exceeds the borders of content rectangle, move it.
if ( rect.iTl.iY < contentRect.iTl.iY )
{
rect.Move( 0, contentRect.iTl.iY - rect.iTl.iY );
}
if ( rect.iTl.iX < contentRect.iTl.iX )
{
rect.Move( contentRect.iTl.iX - rect.iTl.iX, 0 );
}
if ( rect.iBr.iY > contentRect.iBr.iY )
{
rect.Move( 0, contentRect.iBr.iY - rect.iBr.iY );
}
if ( rect.iBr.iX > contentRect.iBr.iX )
{
rect.Move( contentRect.iBr.iX - rect.iBr.iX, 0 );
}
this->SetRect( rect );
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::NotifyForegroundChanged
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::NotifyForegroundChanged(
TForegroundStatus aStatus )
{
if ( aStatus != EForeground )
{
TRAP_IGNORE( HidePopupL() );
}
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::NotifyLightStatusChanged
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::NotifyLightStatusChanged( TBool aLightsOn )
{
if ( !aLightsOn )
{
TRAP_IGNORE( HidePopupL() );
}
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::NotifyInCallStateChaged
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::NotifyInCallStateChaged( TBool /*aInCall*/ )
{
}
// -----------------------------------------------------------------------------
// CXnWidgetExtensionAdapter::HidePopupL
//
// -----------------------------------------------------------------------------
//
void CXnWidgetExtensionAdapter::HidePopupL()
{
if ( IsVisible() )
{
CXnDomStringPool* sp( iNode.Node().DomNode()->StringPool() );
CXnProperty* prop = CXnProperty::NewL(
KDisplay, KNone, CXnDomPropertyValue::EString, *sp );
CleanupStack::PushL( prop );
iNode.Node().SetPropertyL( prop );
CleanupStack::Pop( prop );
}
}
// End of File