--- a/mulwidgets/alfscrollbarwidget/src/alfscrollbarcontrol.cpp Mon Jun 21 16:15:51 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,267 +0,0 @@
-/*
-* Copyright (c) 2007, 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:
-*
-* Description: Control Implementation with utilities for scrollbar widget.
-*
-*/
-
-// Toolkit includes
-#include <alf/alfenv.h>
-#include <alf/alfroster.h>
-#include <alf/alfdisplay.h>
-
-// Widget model includes
-#include <alf/alfwidgetevents.h>
-#include <alf/alfcontrolgroup.h>
-
-// Widget includes
-#include <alf/ialfscrollbardefaultbaseelement.h>
-#include "ialfscrollbarbaseelementinternal.h"
-
-// Internal includes
-#include "alfscrollbarcontrol.h"
-#include "alfscrollbarwidget.h"
-
-
-// namespaces
-using namespace osncore;
-using namespace alfscrollbarwidget;
-
-namespace Alf
- {
-
-// ---------------------------------------------------------------------------
-// Constructor.
-// ---------------------------------------------------------------------------
-//
-AlfScrollBarControl::AlfScrollBarControl(CAlfEnv& aEnv) :
- CAlfWidgetControl(aEnv)
- {
- mLayoutHeight = -1; //this means that the first draw is yet to happen.
- mLayoutWidth = -1; //this means that the first draw is yet to happen.
- disableState(IAlfWidgetControl::Focusable);
- mTactilefdbInstance = NULL;
- mDragTactileFeedbackStarted = false;
- mEnableTactile = false; // Next statement will make it true
- EnableTactileFeedback(true);
- }
-
-// ---------------------------------------------------------------------------
-// Destructor.
-// ---------------------------------------------------------------------------
-//
-AlfScrollBarControl::~AlfScrollBarControl()
- {
- }
-
-// ---------------------------------------------------------------------------
-//
-// enableTactileFeedback
-// ---------------------------------------------------------------------------
-//
-void AlfScrollBarControl::EnableTactileFeedback(bool aEnabled)
- {
- if (!mTactilefdbInstance)
- {
- mEnableTactile = aEnabled;
- mTactilefdbInstance = MTouchFeedback::Instance();
- }
- }
-
-//-----------------------------------------------------------------------------
-//
-// TouchTactileEffectOnTouch
-//-----------------------------------------------------------------------------
-
-void AlfScrollBarControl::TactileEffectOnTouchandHold()
- {
- if (mTactilefdbInstance)
- {
- mTactilefdbInstance->InstantFeedback(ETouchFeedbackSlider);
- }
- }
-
-//-------------------------------------------------------------------------------
-//
-//
-//--------------------------------------------------------------------------------
-
-void AlfScrollBarControl::TactileEffectOnDrag(TAlfEvent& aEvent)
-{
- if (mTactilefdbInstance)
- {
- CCoeControl* ccoecntrl = static_cast<CCoeControl*>(Display()->ObjectProvider());
- TInt intensity = 50;
- TTimeIntervalMicroSeconds32 timespan = 400000;
- mTactilefdbInstance->StartFeedback(ccoecntrl,ETouchContinuousSlider,&aEvent.PointerEvent(),intensity,timespan);
- mDragTactileFeedbackStarted = true;
- }
-}
-
-//-------------------------------------------------------------------------------
-//
-// TouchTactileEffectOnRelease
-//--------------------------------------------------------------------------------
-//
-void AlfScrollBarControl::TactileEffectOnRelease()
-{
- if (mTactilefdbInstance)
- {
- if ( mDragTactileFeedbackStarted )
- {
- // Touch Release on Thumb after drag
- CCoeControl* ccoecntrl = static_cast<CCoeControl*>(Display()->ObjectProvider());
- mTactilefdbInstance->StopFeedback(ccoecntrl);
- mDragTactileFeedbackStarted = false;
- }
- else
- {
- // Touch Release on thumb
- mTactilefdbInstance->InstantFeedback(ETouchFeedbackSlider);
- }
- }
-}
-
-// ---------------------------------------------------------------------------
-//
-// getTactileFeedbackState
-//
-// ---------------------------------------------------------------------------
-bool AlfScrollBarControl::IsTactileFeedbackEnabled()
- {
- return mEnableTactile;
- }
-
-// ---------------------------------------------------------------------------
-// From Base class CAlfControl
-// Notifies the owner that the layout of a visual has been recalculated.
-// Called only when the EAlfVisualFlagLayoutUpdateNotification flag has
-// been set for the visual.
-// ---------------------------------------------------------------------------
-//
-void AlfScrollBarControl::VisualLayoutUpdated(CAlfVisual& aVisual)
- {
- if((mLayoutWidth == -1 && roundFloatToInt(
- aVisual.Size().ValueNow().iX) == 0) ||
- (mLayoutHeight == -1 && roundFloatToInt(
- aVisual.Size().ValueNow().iY) == 0))
- {
- return; /*No size assigned yet*/
- }
- else
- {
- //do nothing
- }
-
- if(mLayoutWidth == roundFloatToInt(aVisual.Size().ValueNow().iX) &&
- mLayoutHeight == roundFloatToInt(aVisual.Size().ValueNow().iY))
- {
- //return; /* No change in layout size */
- }
- else
- {
- //do nothing
- }
-
- mLayoutWidth = roundFloatToInt(aVisual.Size().ValueNow().iX);
- mLayoutHeight = roundFloatToInt(aVisual.Size().ValueNow().iY);
- IAlfElement* baseelement = findElement ("BaseElement");
- IAlfScrollBarBaseElementInternal* elementInternal = NULL;
- if(baseelement)
- {
- elementInternal =
- static_cast<IAlfScrollBarBaseElementInternal*> (
- baseelement->makeInterface(IAlfScrollBarBaseElementInternal::type()));
- }
- else
- {
- // do nothing
- }
-
- if(elementInternal)
- {
- elementInternal->baseLayoutSizeChanged();
- }
- else
- {
- //do nothing
- }
- }
-
-// ---------------------------------------------------------------------------
-// Returns top level layout.
-// ---------------------------------------------------------------------------
-//
-CAlfLayout* AlfScrollBarControl::ContainerLayout(
- const CAlfControl* /*aConnected*/) const
- {
- //Return the root layout of the control
- return(static_cast<CAlfLayout*> (&Visual(0)));
- }
-
-// ---------------------------------------------------------------------------
-// From base class CAlfWidgetControl
-// Handle Alfred events.
-// ---------------------------------------------------------------------------
-//
-AlfEventStatus AlfScrollBarControl::handleEvent( const TAlfEvent& aEvent )
- {
- IAlfElement *base = findElement("BaseElement");
-
- if(aEvent.IsCustomEvent())
- {
- if(aEvent.CustomParameter() == EEventMissedPointerUp)
- {
- if(base)
- {
- IAlfWidgetEventHandler* element =
- static_cast<IAlfWidgetEventHandler*> (
- base->makeInterface(IAlfWidgetEventHandler::type()));
- if(element)
- {
- element->offerEvent(*this,aEvent);
- }
-
- }
- }
- }
- else if(aEvent.IsPointerEvent())
- {
- // if the type of base element is scrollbardefaultbaseelement, then
- // convert the event to custom event
- if(base)
- {
-
- if(base->makeInterface(
- IAlfScrollBarDefaultBaseElement::type()) != NULL)
- {
- TAlfEvent customevent(EEventScrollBarClicked,(TInt )&aEvent);
- return CAlfWidgetControl::processEvent(customevent);
- }
- else // other elements (like AlfElement) dont understand custom events
- { // Let them handle the original event in their own way
- return CAlfWidgetControl::handleEvent(aEvent);
- }
- }
- }
- //ScrollBar should not handle any key event
- else
- {
- return EEventNotHandled;
- }
-
- return EEventNotHandled;
- }
-
- }//End of namespace Alf
-//End of File