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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Version : %version: MM_106 % << Don't touch! Updated by Synergy at check-out.
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*
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*/
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#include <AknsDrawUtils.h>
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#include <layoutmetadata.cdl.h>
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#include "mmgrid.h"
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#include "mmgridmodel.h"
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#include "mmlistboxitemdrawer.h"
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#include "mmgridview.h"
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#include "mmtemplatelibrary.h"
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#include "mmlistboxmodel.h"
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#include "mmmarqueeadapter.h"
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#include "mmwidgetsconstants.h"
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#include "mmwidgetcontainer.h"
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#include "hnsuitemodel.h"
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#include "mmdraweranimator.h"
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#ifdef RD_UI_TRANSITION_EFFECTS_LIST
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#include <aknlistloadertfx.h>
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#include <aknlistboxtfxinternal.h>
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#endif
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMmGrid::CMmGrid()
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{
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// No implementation required
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMmGrid::~CMmGrid()
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{
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delete iRedrawTimer;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMmGrid* CMmGrid::NewLC( const CCoeControl* aParent, TInt aFlags,
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CMmTemplateLibrary* aTemplateLibrary)
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{
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CMmGrid* self = new (ELeave)CMmGrid();
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CleanupStack::PushL(self);
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self->ConstructL( aParent, aFlags, aTemplateLibrary );
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return self;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMmGrid* CMmGrid::NewL( const CCoeControl* aParent, TInt aFlags,
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CMmTemplateLibrary* aTemplateLibrary )
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{
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CMmGrid* self = CMmGrid::NewLC( aParent, aFlags, aTemplateLibrary );
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CleanupStack::Pop( self );
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return self;
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}
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// -----------------------------------------------------------------------------
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// If a parent to the supplied control has its Gc set, this function will find
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// it and return it. (Copied from EIKLBX.CPP, needed by CMmGrid::Draw)
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// -----------------------------------------------------------------------------
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//
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LOCAL_C CWindowGc* ReplaceGcWithCustomGc( const CEikListBox* aListBox )
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{
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const CCoeControl* parent = aListBox;
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CWindowGc* customGc;
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while(parent)
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{
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customGc = parent->GetGc();
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if ( customGc )
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{
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CListItemDrawer* itemDrawer = aListBox->View()->ItemDrawer();
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CWindowGc* originalGc = itemDrawer->Gc();
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if ( customGc == originalGc )
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{
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return NULL;
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}
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else
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{
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itemDrawer->SetGc( customGc );
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return originalGc;
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}
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}
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parent = parent->Parent();
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}
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return NULL;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::Draw(const TRect& aRect) const
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{
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if ( View()->RedrawDisabled () || !IsVisible () )
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{
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return;
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}
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iMmDrawer->SetNumberOfColsInView(
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static_cast<CMmGridView*>(iView)->NumberOfColsInView() );
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// If a parent has a custom gc, draw listbox using that gc
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CWindowGc* replacedGc = ReplaceGcWithCustomGc( this );
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CWindowGc* gc = iItemDrawer->Gc();
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TGulBorder::TColors borderColors;
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iBorder.Draw(*gc, Rect(), borderColors);
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#ifdef RD_UI_TRANSITION_EFFECTS_LIST
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MAknListBoxTfxInternal* transApi = CAknListLoader::TfxApiInternal(
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static_cast<CMmGridView*>(iView)->Gc() );
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TBool effects = transApi && !transApi->EffectsDisabled();
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if ( effects )
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{
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// ViewRect might have been moved to the right to prevent grid items
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// from overlapping the scrollbar in mirrored layout.
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// However, we still have to draw scrollbar background, thus the
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// rectangle object passed to MAknListBoxTfxInternal::BeginRedraw must
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// be placed at (0, 0) so that it covers the area where scrollbar is
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// drawn.
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TRect r( View()->ViewRect().Size() );
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transApi->BeginRedraw( MAknListBoxTfxInternal::EListView, r );
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transApi->StartDrawing( MAknListBoxTfxInternal::EListView );
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}
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#endif // RD_UI_TRANSITION_EFFECTS_LIST
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ClearMargins();
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RedrawScrollbarBackground();
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#ifdef RD_UI_TRANSITION_EFFECTS_LIST
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if ( effects )
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{
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transApi->StopDrawing();
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}
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#endif // RD_UI_TRANSITION_EFFECTS_LIST
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iView->Draw(&aRect);
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#ifdef RD_UI_TRANSITION_EFFECTS_LIST
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if ( effects )
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{
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transApi->EndViewRedraw( aRect );
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}
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#endif // RD_UI_TRANSITION_EFFECTS_LIST
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if ( replacedGc )
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{
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// Stop using the custom gc
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iItemDrawer->SetGc( replacedGc );
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}
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::DrawView()
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{
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iDisableChildComponentDrawing = ETrue;
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DrawNow(Rect());
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iDisableChildComponentDrawing = EFalse;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::CreateItemDrawerL()
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{
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iItemDrawer = iMmDrawer;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::CreateItemDrawerL( CMmTemplateLibrary* aTemplateLibrary )
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{
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CFormattedCellListBoxData* data=CFormattedCellGridData::NewL();
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CleanupStack::PushL(data);
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iMmDrawer = CMmListBoxItemDrawer::NewL(
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MmModel()->MmListBoxModel(), iEikonEnv->NormalFont(), data, EGrid,
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aTemplateLibrary );
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iItemDrawer = iMmDrawer;
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data->SetControl( this );
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CleanupStack::Pop( data );
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::HandleScrollEventL( CEikScrollBar* aScrollBar,
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TEikScrollEvent aEventType )
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{
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if ( aEventType == EEikScrollThumbDragVert && !iScrollbarThumbIsBeingDragged )
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{
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iScrollbarThumbIsBeingDragged = ETrue;
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static_cast<CMmListBoxItemDrawer*>(
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View()->ItemDrawer() )->EnableCachedDataUse( ETrue );
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iRedrawTimer->Start( KScrollingRedrawInterval, KScrollingRedrawInterval,
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TCallBack( &CMmGrid::RedrawTimerCallback, static_cast<TAny*>( this ) ) );
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}
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else if ( aEventType == EEikScrollThumbReleaseVert )
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{
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iScrollbarThumbIsBeingDragged = EFalse;
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static_cast<CMmListBoxItemDrawer*>(
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View()->ItemDrawer() )->EnableCachedDataUse( EFalse );
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// The view will be redrawn with cache disabled when ProcessScrollEventL
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// calls the base class's HandleScrollEventL method -- no need to
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// explicitly redraw the view.
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iRedrawTimer->Cancel();
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}
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if ( !iScrollbarThumbIsBeingDragged )
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{
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ProcessScrollEventL( aScrollBar, aEventType );
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}
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else
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{
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__ASSERT_DEBUG( aEventType == EEikScrollThumbDragVert, User::Invariant() );
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++iSkippedScrollbarEventsCount;
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}
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}
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// -----------------------------------------------------------------------------
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// Clearing ELeftDownInViewRect flag before invoking the base class
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// HandlePointerEventL method effectively prevents that method from doing most
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// of the things it would normally do in response to EButton1Down event.
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// This flag is explicitly cleared to achieve two things:
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// 1. Prevent kinetic scrolling (flick) in edit mode.
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// 2. Prevent highlight removal when popup menu is displayed.
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::HandlePointerEventInEditModeL( const TPointerEvent& aPointerEvent )
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{
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CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() );
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if ( aPointerEvent.iType == TPointerEvent::EButton1Down )
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{
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iButton1DownPos = aPointerEvent.iPosition;
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}
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else if ( aPointerEvent.iType == TPointerEvent::EButton1Up )
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{
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TPoint dragDelta = iButton1DownPos - aPointerEvent.iPosition;
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if ( Abs( dragDelta.iY ) > KDragTreshold || parent->LongTapInProgress() )
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{
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iListBoxFlags &= ~ELeftDownInViewRect;
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}
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}
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TInt itemUnderPointerIndex = KErrNotFound;
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if ( aPointerEvent.iType == TPointerEvent::EButton1Up ||
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aPointerEvent.iType == TPointerEvent::EButton1Down )
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{
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TBool highlightWasVisible = parent->IsHighlightVisible();
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CAknGrid::HandlePointerEventL( aPointerEvent );
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// Tricky: Do not allow the base class implementation of HandlePointerEventL
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// to remove the highlight on EButton1Up event when context menu
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// is displayed for an item
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if ( aPointerEvent.iType == TPointerEvent::EButton1Up &&
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highlightWasVisible && parent->LongTapInProgress()
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&& !parent->IsHighlightVisible() )
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{
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ItemDrawer()->ClearFlags( CListItemDrawer::ESingleClickDisabledHighlight );
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}
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}
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else if ( View()->XYPosToItemIndex(
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aPointerEvent.iPosition, itemUnderPointerIndex ) )
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{
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if ( CurrentItemIndex() != itemUnderPointerIndex )
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{
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CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() );
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if ( parent->IsNoItemDragged() )
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{
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if ( ItemDrawer()->Flags() & CListItemDrawer::EPressedDownState )
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{
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ItemDrawer()->ClearFlags( CListItemDrawer::EPressedDownState );
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iView->DrawItem( CurrentItemIndex() );
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}
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}
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else
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{
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iView->SetCurrentItemIndex( itemUnderPointerIndex );
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iView->DrawItem(itemUnderPointerIndex);
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}
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}
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}
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HandleScrollingInEditMode( aPointerEvent );
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::HandlePointerEventInNormalModeL( const TPointerEvent& aPointerEvent )
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{
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CAknGrid::HandlePointerEventL(aPointerEvent);
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::HandleScrollingInEditMode( const TPointerEvent& aPointerEvent )
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{
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if ( aPointerEvent.iType == TPointerEvent::EDrag
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|| aPointerEvent.iType == TPointerEvent::EButtonRepeat )
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{
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TInt nextScrollDelay = ScrollIfNeeded( aPointerEvent );
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if ( nextScrollDelay )
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{
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TRect ignoreDragRect(
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TPoint(aPointerEvent.iParentPosition.iX - MmEffects::KDragIgnoreRectValue,
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aPointerEvent.iParentPosition.iY - MmEffects::KDragIgnoreRectValue),
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TPoint(aPointerEvent.iParentPosition.iX + MmEffects::KDragIgnoreRectValue,
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aPointerEvent.iParentPosition.iY + MmEffects::KDragIgnoreRectValue));
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Window().CancelPointerRepeatEventRequest();
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Window().RequestPointerRepeatEvent( nextScrollDelay, ignoreDragRect );
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}
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}
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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TBool CMmGrid::IsPointerInTopScrollingThreshold(
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const TPointerEvent& aPointerEvent ) const
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{
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TInt topScrollingTreshold = Rect().iTl.iY
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+ ( MmGrid::KFocusScrollingThreshold
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* TReal( View()->ItemSize().iHeight ) );
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return ( aPointerEvent.iPosition.iY < topScrollingTreshold );
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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TBool CMmGrid::IsPointerInBottomScrollingThreshold(
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const TPointerEvent& aPointerEvent ) const
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{
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TInt bottomScrollingTreshold = Rect().iBr.iY
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- ( MmGrid::KFocusScrollingThreshold
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* TReal( View()->ItemSize().iHeight ) );
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return ( aPointerEvent.iPosition.iY > bottomScrollingTreshold );
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMmGrid::ScrollWithoutRedraw( TInt distanceInPixels )
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{
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CAknGridView* view = static_cast<CAknGridView*>( iView );
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const TInt rowHeight = ItemHeight();
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const TInt numOfCols = view->NumberOfColsInView();
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const TInt itemCount = iModel->NumberOfItems();
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TInt totalNumberOfRows = itemCount / numOfCols;
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if ( itemCount % numOfCols )
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{
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++totalNumberOfRows;
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}
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const TInt topItemRowIndex = TopItemIndex() / numOfCols;
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// desired view position relative to the first item in grid (always positive)
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TInt desiredViewPosition = rowHeight * topItemRowIndex - VerticalItemOffset();
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desiredViewPosition += distanceInPixels;
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const TInt viewPositionMin = 0;
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const TInt viewPositionMax =
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Max( 0, ( totalNumberOfRows * rowHeight ) - view->ViewRect().Height() );
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desiredViewPosition = Min( desiredViewPosition, viewPositionMax );
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desiredViewPosition = Max( desiredViewPosition, viewPositionMin );
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ASSERT( desiredViewPosition >= 0 );
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TInt newTopItemIndex = ( desiredViewPosition / rowHeight ) * numOfCols;
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TInt newVerticalOffset = -( desiredViewPosition % rowHeight );
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SetTopItemIndex( newTopItemIndex );
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SetVerticalItemOffset( newVerticalOffset );
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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TInt CMmGrid::ScrollIfNeeded( const TPointerEvent& aPointerEvent )
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{
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CAknGridView* view = static_cast<CAknGridView*>( View() );
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TInt nextScrollDelay = 0;
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TBool readyForScrolling = iMmDrawer->GetAnimator()->IsReadyForNewAnimation()
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&& iMmDrawer->GetFloatingItemCount() != 0;
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if ( IsPointerInTopScrollingThreshold( aPointerEvent ) )
|
|
426 |
{
|
|
427 |
// scroll up by one row
|
|
428 |
TInt newCurrentItemIndex = CurrentItemIndex() - view->NumberOfColsInView();
|
|
429 |
if ( newCurrentItemIndex < 0 )
|
|
430 |
{
|
|
431 |
newCurrentItemIndex = CurrentItemIndex();
|
|
432 |
}
|
|
433 |
|
|
434 |
nextScrollDelay = MmEffects::KEditModeScrollingDelayFactor *
|
|
435 |
Max( 1, aPointerEvent.iPosition.iY - Rect().iTl.iY );
|
|
436 |
|
|
437 |
if ( readyForScrolling )
|
|
438 |
{
|
|
439 |
ScrollWithoutRedraw( -iItemHeight );
|
|
440 |
View()->SetCurrentItemIndex( newCurrentItemIndex );
|
|
441 |
}
|
|
442 |
}
|
|
443 |
else if ( IsPointerInBottomScrollingThreshold( aPointerEvent) )
|
|
444 |
{
|
|
445 |
TInt newCurrentItemIndex = CurrentItemIndex() + view->NumberOfColsInView();
|
|
446 |
if ( newCurrentItemIndex > iModel->NumberOfItems() - 1 )
|
|
447 |
{
|
|
448 |
newCurrentItemIndex = CurrentItemIndex();
|
|
449 |
}
|
|
450 |
|
|
451 |
nextScrollDelay = MmEffects::KEditModeScrollingDelayFactor *
|
|
452 |
Max( 1, Rect().iBr.iY - aPointerEvent.iPosition.iY );
|
|
453 |
|
|
454 |
if ( readyForScrolling )
|
|
455 |
{
|
|
456 |
ScrollWithoutRedraw( iItemHeight );
|
|
457 |
View()->SetCurrentItemIndex( newCurrentItemIndex );
|
|
458 |
}
|
|
459 |
}
|
|
460 |
|
|
461 |
return nextScrollDelay;
|
|
462 |
}
|
|
463 |
|
|
464 |
// -----------------------------------------------------------------------------
|
|
465 |
//
|
|
466 |
// -----------------------------------------------------------------------------
|
|
467 |
//
|
|
468 |
void CMmGrid::HandlePointerEventL(const TPointerEvent& aPointerEvent)
|
|
469 |
{
|
|
470 |
// if ( aPointerEvent.iType == TPointerEvent::EButton1Down &&
|
|
471 |
// iMmDrawer->CachedDataUseIsEnabled() )
|
|
472 |
// {
|
|
473 |
// // Touching the screen stops flick but avkon does not send us
|
|
474 |
// // MEikListBoxObserver::EEventFlickStopped event in such case.
|
|
475 |
// // Thus this little hack:
|
|
476 |
// iMmDrawer->EnableCachedDataUse( EFalse );
|
|
477 |
// DrawView();
|
|
478 |
// }
|
|
479 |
|
|
480 |
CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() );
|
|
481 |
if ( parent->IsEditMode() )
|
|
482 |
{
|
|
483 |
HandlePointerEventInEditModeL( aPointerEvent );
|
|
484 |
}
|
|
485 |
else
|
|
486 |
{
|
|
487 |
HandlePointerEventInNormalModeL( aPointerEvent );
|
|
488 |
}
|
|
489 |
}
|
|
490 |
|
|
491 |
// -----------------------------------------------------------------------------
|
|
492 |
//
|
|
493 |
// -----------------------------------------------------------------------------
|
|
494 |
//
|
|
495 |
void CMmGrid::HandleOverridenHighlightDrawing( const TPointerEvent& aPointerEvent,
|
|
496 |
TInt aIndexBefore, TInt aIndexAfter )
|
|
497 |
{
|
|
498 |
// In grid our behaviour is a little different than defalt avkon.
|
|
499 |
// It is required to clean the highlight after the finger has been raised,
|
|
500 |
// and simulate the tap effect, when an item that has an invisible
|
|
501 |
// highlight is tapped again.
|
|
502 |
TBool effects (EFalse);
|
|
503 |
#ifdef RD_UI_TRANSITION_EFFECTS_LIST
|
|
504 |
MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal(
|
|
505 |
iMmDrawer->Gc() );
|
|
506 |
effects = transApi && !transApi->EffectsDisabled();
|
|
507 |
#endif
|
|
508 |
if (effects)
|
|
509 |
{
|
|
510 |
CMmWidgetContainer* parent = static_cast< CMmWidgetContainer* > ( Parent() );
|
|
511 |
if ( aIndexBefore == aIndexAfter
|
|
512 |
&& !parent->IsEditMode()
|
|
513 |
&& aPointerEvent.iType == TPointerEvent::EButton1Down )
|
|
514 |
{
|
|
515 |
DrawItem( aIndexAfter );
|
|
516 |
|
|
517 |
#ifdef RD_UI_TRANSITION_EFFECTS_LIST
|
|
518 |
MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal(
|
|
519 |
iMmDrawer->Gc() );
|
|
520 |
if ( transApi )
|
|
521 |
{
|
|
522 |
transApi->SetMoveType( MAknListBoxTfxInternal::EListTap);
|
|
523 |
transApi->Draw( Rect() );
|
|
524 |
}
|
|
525 |
#endif
|
|
526 |
}
|
|
527 |
else if ( aIndexBefore == aIndexAfter
|
|
528 |
&& aPointerEvent.iType == TPointerEvent::EButton1Up
|
|
529 |
&& !parent->IsHighlightVisible())
|
|
530 |
{
|
|
531 |
#ifdef RD_UI_TRANSITION_EFFECTS_LIST
|
|
532 |
MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal(
|
|
533 |
iMmDrawer->Gc() );
|
|
534 |
if ( transApi )
|
|
535 |
{
|
|
536 |
transApi->Draw( Rect() );
|
|
537 |
}
|
|
538 |
#endif
|
|
539 |
}
|
|
540 |
}
|
|
541 |
|
|
542 |
}
|
|
543 |
// -----------------------------------------------------------------------------
|
|
544 |
//
|
|
545 |
// -----------------------------------------------------------------------------
|
|
546 |
//
|
|
547 |
void CMmGrid::FixViewForMirroredLayout()
|
|
548 |
{
|
|
549 |
TInt scrollbarWidth = ScrollBarOffset() +
|
|
550 |
ScrollBarFrame()->VerticalScrollBar()->Rect().Width();
|
|
551 |
TRect r( View()->ViewRect() );
|
|
552 |
TInt currentShift = r.iTl.iX;
|
|
553 |
TBool scrollbarVisible = ScrollBarFrame()->VerticalScrollBar()->IsVisible();
|
|
554 |
TBool layoutMirrored = AknLayoutUtils::LayoutMirrored();
|
|
555 |
|
|
556 |
if ( layoutMirrored )
|
|
557 |
{
|
|
558 |
// Extra width, which results from the fact that it is not always
|
|
559 |
// possible to divide screen width by the number of columns without
|
|
560 |
// a non-zero remainder. This makes the distance of grid items from
|
|
561 |
// scrollbar in mirrored layout exactly the same as in normal layout.
|
|
562 |
scrollbarWidth += ( r.Width() - scrollbarWidth ) %
|
|
563 |
( (CAknGridView*) View() )->NumberOfColsInView();
|
|
564 |
}
|
|
565 |
|
|
566 |
if ( layoutMirrored && scrollbarVisible && currentShift != scrollbarWidth )
|
|
567 |
{
|
|
568 |
// shift view rect to the right
|
|
569 |
r.Move( scrollbarWidth - currentShift, 0 );
|
|
570 |
View()->SetViewRect( r );
|
|
571 |
}
|
|
572 |
else if ( ( !layoutMirrored || !scrollbarVisible ) && currentShift != 0 )
|
|
573 |
{
|
|
574 |
// restore view rect to its normal position
|
|
575 |
r.Move( -currentShift, 0 );
|
|
576 |
View()->SetViewRect( r );
|
|
577 |
}
|
|
578 |
}
|
|
579 |
|
|
580 |
// -----------------------------------------------------------------------------
|
|
581 |
//
|
|
582 |
// -----------------------------------------------------------------------------
|
|
583 |
//
|
|
584 |
void CMmGrid::ConstructL( const CCoeControl* aParent, TInt aFlags,
|
|
585 |
CMmTemplateLibrary* aTemplateLibrary )
|
|
586 |
{
|
|
587 |
iDisableChildComponentDrawing = EFalse;
|
|
588 |
iModel = iMmModel = CMmGridModel::NewL();
|
|
589 |
CreateItemDrawerL(aTemplateLibrary);
|
|
590 |
CAknGrid::ConstructL( aParent, aFlags );
|
|
591 |
iMmDrawer->SetView( this );
|
|
592 |
|
|
593 |
//set initial value so avkon does not panic
|
|
594 |
if ( Layout_Meta_Data::IsLandscapeOrientation() )
|
|
595 |
{
|
|
596 |
iViewLayout = TSize( MmGrid::K4By3LayoutX, MmGrid::K4By3LayoutY );
|
|
597 |
}
|
|
598 |
else
|
|
599 |
{
|
|
600 |
iViewLayout = TSize( MmGrid::K3By4LayoutX, MmGrid::K3By4LayoutY );
|
|
601 |
}
|
|
602 |
|
|
603 |
DoSetupLayoutL();
|
|
604 |
iRedrawTimer = CPeriodic::NewL( EPriorityRealTime );
|
|
605 |
}
|
|
606 |
|
|
607 |
// -----------------------------------------------------------------------------
|
|
608 |
//
|
|
609 |
// -----------------------------------------------------------------------------
|
|
610 |
//
|
|
611 |
CListBoxView* CMmGrid::MakeViewClassInstanceL()
|
|
612 |
{
|
|
613 |
return CMmGridView::NewL();
|
|
614 |
}
|
|
615 |
|
|
616 |
// -----------------------------------------------------------------------------
|
|
617 |
//
|
|
618 |
// -----------------------------------------------------------------------------
|
|
619 |
//
|
|
620 |
CMmGridModel* CMmGrid::MmModel()
|
|
621 |
{
|
|
622 |
return iMmModel;
|
|
623 |
}
|
|
624 |
|
|
625 |
// -----------------------------------------------------------------------------
|
|
626 |
//
|
|
627 |
// -----------------------------------------------------------------------------
|
|
628 |
//
|
|
629 |
TKeyResponse CMmGrid::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType)
|
|
630 |
{
|
|
631 |
TKeyEvent eventCopy( aKeyEvent );
|
|
632 |
if ( AknLayoutUtils::LayoutMirrored() )
|
|
633 |
{
|
|
634 |
if ( eventCopy.iCode == EKeyLeftArrow )
|
|
635 |
{
|
|
636 |
eventCopy.iCode = EKeyRightArrow;
|
|
637 |
}
|
|
638 |
else if ( eventCopy.iCode == EKeyRightArrow )
|
|
639 |
{
|
|
640 |
eventCopy.iCode = EKeyLeftArrow;
|
|
641 |
}
|
|
642 |
}
|
|
643 |
return CAknGrid::OfferKeyEventL( eventCopy, aType );
|
|
644 |
}
|
|
645 |
|
|
646 |
// -----------------------------------------------------------------------------
|
|
647 |
//
|
|
648 |
// -----------------------------------------------------------------------------
|
|
649 |
//
|
|
650 |
void CMmGrid::HandleViewRectSizeChangeL()
|
|
651 |
{
|
|
652 |
if ( !AknLayoutUtils::LayoutMirrored() )
|
|
653 |
{
|
|
654 |
CAknGrid::HandleViewRectSizeChangeL();
|
|
655 |
}
|
|
656 |
else
|
|
657 |
{
|
|
658 |
// for mirrored layout this function should do
|
|
659 |
// exactly the same things as CAknGrid::HandleViewRectSizeChangeL
|
|
660 |
// would do for normal layout
|
|
661 |
iView->CalcBottomItemIndex();
|
|
662 |
if ( CurrentItemIndex() >= 0 )
|
|
663 |
{
|
|
664 |
AdjustTopItemIndex();
|
|
665 |
iView->CalcDataWidth();
|
|
666 |
UpdateScrollBarsL();
|
|
667 |
iView->CalcBottomItemIndex();
|
|
668 |
}
|
|
669 |
}
|
|
670 |
}
|
|
671 |
|
|
672 |
// -----------------------------------------------------------------------------
|
|
673 |
//
|
|
674 |
// -----------------------------------------------------------------------------
|
|
675 |
//
|
|
676 |
void CMmGrid::AdjustTopItemIndex() const
|
|
677 |
{
|
|
678 |
CAknGridView* view = static_cast<CAknGridView*>( iView );
|
|
679 |
const TInt numOfCols = view->NumberOfColsInView();
|
|
680 |
const TInt numOfRows = view->NumberOfRowsInView();
|
|
681 |
const TInt itemCount = iModel->NumberOfItems();
|
|
682 |
|
|
683 |
ASSERT( numOfCols > 0 );
|
|
684 |
|
|
685 |
TInt lastRow = 0;
|
|
686 |
if ( itemCount > 0 )
|
|
687 |
{
|
|
688 |
lastRow = ( itemCount - 1 ) / numOfCols;
|
|
689 |
}
|
|
690 |
TInt maxPossibleTopRow = Max( 0, lastRow - numOfRows + 1 );
|
|
691 |
|
|
692 |
TInt topRow = TopItemIndex() / numOfCols;
|
|
693 |
|
|
694 |
if( !( TopItemIndex() % numOfCols == 0
|
|
695 |
&& topRow <= maxPossibleTopRow ) )
|
|
696 |
{
|
|
697 |
topRow = Min( topRow, maxPossibleTopRow );
|
|
698 |
SetTopItemIndex( topRow * numOfCols );
|
|
699 |
}
|
|
700 |
|
|
701 |
// prevent problems with view being scrolled up beyond limits
|
|
702 |
if ( topRow == maxPossibleTopRow && VerticalItemOffset() < 0 )
|
|
703 |
{
|
|
704 |
TRAP_IGNORE(
|
|
705 |
( ( CMmWidgetContainer* ) Parent() )->AlignBottomOfViewL() );
|
|
706 |
}
|
|
707 |
}
|
|
708 |
|
|
709 |
// -----------------------------------------------------------------------------
|
|
710 |
//
|
|
711 |
// -----------------------------------------------------------------------------
|
|
712 |
//
|
|
713 |
void CMmGrid::DoHandleResourceChangeL( TSize& aCellSize,
|
|
714 |
TSize& aViewLayout )
|
|
715 |
{
|
|
716 |
TBool cond = Layout_Meta_Data::IsLandscapeOrientation();
|
|
717 |
TRAPD( err, DoHandleResourceChangeL( cond, aCellSize, aViewLayout ) );
|
|
718 |
if ( err == KErrNotFound )
|
|
719 |
{
|
|
720 |
aViewLayout = iViewLayout;
|
|
721 |
aCellSize = TSize (1,1);
|
|
722 |
}
|
|
723 |
else if ( err == KErrNoMemory )
|
|
724 |
{
|
|
725 |
User::Leave( KErrNoMemory );
|
|
726 |
}
|
|
727 |
}
|
|
728 |
|
|
729 |
// -----------------------------------------------------------------------------
|
|
730 |
//
|
|
731 |
// -----------------------------------------------------------------------------
|
|
732 |
//
|
|
733 |
void CMmGrid::DoHandleResourceChangeL( TBool aIsLandscape, TSize& aCellSize,
|
|
734 |
TSize& aViewLayout )
|
|
735 |
{
|
|
736 |
CHnSuiteModel* model = iMmModel->MmListBoxModel()->GetSuiteModel();
|
|
737 |
const TDesC8& templ = (model) ? model->GetTemplate() : KNullDesC8();
|
|
738 |
aCellSize = iMmDrawer->TemplateLibrary()->GetSize(
|
|
739 |
EGrid, templ, aIsLandscape, EFalse, iView->ViewRect() );
|
|
740 |
aViewLayout = iMmDrawer->TemplateLibrary()->GetLayoutSizeL(
|
|
741 |
EGrid, templ, aIsLandscape );
|
|
742 |
iViewLayout = aViewLayout;
|
|
743 |
}
|
|
744 |
|
|
745 |
// -----------------------------------------------------------------------------
|
|
746 |
//
|
|
747 |
// -----------------------------------------------------------------------------
|
|
748 |
//
|
|
749 |
void CMmGrid::SetItemDrawerAndViewBgContext(
|
|
750 |
CAknsBasicBackgroundControlContext * aBgContext )
|
|
751 |
{
|
|
752 |
iMmDrawer->SetBgContext (aBgContext);
|
|
753 |
}
|
|
754 |
|
|
755 |
// -----------------------------------------------------------------------------
|
|
756 |
//
|
|
757 |
// -----------------------------------------------------------------------------
|
|
758 |
//
|
|
759 |
TBool CMmGrid::HandleScrollbarVisibilityChangeL()
|
|
760 |
{
|
|
761 |
TBool ret = EFalse;
|
|
762 |
if ( AllItemsFitInViewRect() )
|
|
763 |
{
|
|
764 |
if ( ScrollBarFrame()->VerticalScrollBar()->IsVisible()
|
|
765 |
|| iMmDrawer->TemplateLibrary()->GetScrollbarVisibility() )
|
|
766 |
{
|
|
767 |
ScrollBarFrame()->VerticalScrollBar()->MakeVisible( EFalse );
|
|
768 |
iMmDrawer->SetScrollbarVisibilityL( EFalse );
|
|
769 |
SetTopItemIndex( 0 );
|
|
770 |
iCurrentTopItemIndex = 0;
|
|
771 |
ret = ETrue;
|
|
772 |
}
|
|
773 |
}
|
|
774 |
else if ( !ScrollBarFrame()->VerticalScrollBar()->IsVisible()
|
|
775 |
|| !iMmDrawer->TemplateLibrary()->GetScrollbarVisibility() )
|
|
776 |
{
|
|
777 |
ScrollBarFrame()->VerticalScrollBar()->MakeVisible( ETrue );
|
|
778 |
iMmDrawer->SetScrollbarVisibilityL( ETrue );
|
|
779 |
ret = ETrue;
|
|
780 |
}
|
|
781 |
|
|
782 |
return ret;
|
|
783 |
}
|
|
784 |
|
|
785 |
// -----------------------------------------------------------------------------
|
|
786 |
//
|
|
787 |
// -----------------------------------------------------------------------------
|
|
788 |
//
|
|
789 |
|
|
790 |
TBool CMmGrid::AllItemsFitInViewRect()
|
|
791 |
{
|
|
792 |
if ( iMmModel->NumberOfItems() <= iViewLayout.iWidth * iViewLayout.iHeight
|
|
793 |
|| iViewLayout == TSize(0,0) )
|
|
794 |
{
|
|
795 |
return ETrue;
|
|
796 |
}
|
|
797 |
else
|
|
798 |
{
|
|
799 |
return EFalse;
|
|
800 |
}
|
|
801 |
}
|
|
802 |
|
|
803 |
// -----------------------------------------------------------------------------
|
|
804 |
//
|
|
805 |
// -----------------------------------------------------------------------------
|
|
806 |
//
|
|
807 |
void CMmGrid::UpdateScrollBarsL()
|
|
808 |
{
|
|
809 |
TBool visibilityChanged = HandleScrollbarVisibilityChangeL();
|
|
810 |
if (ScrollBarFrame()->VerticalScrollBar()->IsVisible())
|
|
811 |
{
|
|
812 |
CMmWidgetContainer* widget = static_cast< CMmWidgetContainer* >(Parent());
|
|
813 |
if( widget->IsEditMode() && widget->WidgetPositionCache().iValid )
|
|
814 |
{
|
|
815 |
static_cast<CMmGridView*> ( View() )->SetItemOffsetInPixels(
|
|
816 |
widget->WidgetPositionCache().iVerticalItemOffset );
|
|
817 |
}
|
|
818 |
CAknGrid::UpdateScrollBarsL();
|
|
819 |
}
|
|
820 |
iCurrentTopItemIndex = TopItemIndex();
|
|
821 |
iMmDrawer->TemplateLibrary()->SetScrollbarWidthL(
|
|
822 |
ScrollBarFrame()->VerticalScrollBar()->Rect().Width() + ScrollBarOffset() );
|
|
823 |
FixViewForMirroredLayout();
|
|
824 |
if ( visibilityChanged )
|
|
825 |
{
|
|
826 |
CMmGridView* view = static_cast<CMmGridView*>( iView );
|
|
827 |
view->UpdateItemHeightAndWidth();
|
|
828 |
}
|
|
829 |
}
|
|
830 |
|
|
831 |
// -----------------------------------------------------------------------------
|
|
832 |
//
|
|
833 |
// -----------------------------------------------------------------------------
|
|
834 |
//
|
|
835 |
void CMmGrid::SetMarqueeAdapter( CMmMarqueeAdapter* aAdapter )
|
|
836 |
{
|
|
837 |
iMarqueeAdapter = aAdapter;
|
|
838 |
}
|
|
839 |
|
|
840 |
|
|
841 |
// -----------------------------------------------------------------------------
|
|
842 |
//
|
|
843 |
// -----------------------------------------------------------------------------
|
|
844 |
//
|
|
845 |
void CMmGrid::SetupLayout()
|
|
846 |
{
|
|
847 |
TRAP_IGNORE( DoSetupLayoutL() );
|
|
848 |
}
|
|
849 |
|
|
850 |
// -----------------------------------------------------------------------------
|
|
851 |
//
|
|
852 |
// -----------------------------------------------------------------------------
|
|
853 |
//
|
|
854 |
void CMmGrid::DoSetupLayoutL()
|
|
855 |
{
|
|
856 |
TSize cellSize;
|
|
857 |
TSize viewLayout;
|
|
858 |
DoHandleResourceChangeL( cellSize, viewLayout );
|
|
859 |
// The mirrored layout arabic item lineout ( right to left )
|
|
860 |
// is handled by CMmGridView::ItemPos( TInt aItemIndex )
|
|
861 |
// and CMmGridView::XYPosToItemIndex( TPoint aPosition, TInt& aItemIndex )
|
|
862 |
SetLayoutL( EFalse, ETrue /*!AknLayoutUtils::LayoutMirrored()*/, ETrue, viewLayout.iWidth,
|
|
863 |
viewLayout.iHeight, cellSize, 0, 0 );
|
|
864 |
iMmDrawer->SetNumberOfColsInView(
|
|
865 |
static_cast<CMmGridView*>(iView)->NumberOfColsInView() );
|
|
866 |
// setting the top item index when changing orientation
|
|
867 |
TInt cols( static_cast<CMmGridView*>(iView)->NumberOfColsInView() );
|
|
868 |
SetTopItemIndex( ( (TInt) ( iCurrentTopItemIndex / cols ) ) * cols );
|
|
869 |
UpdateScrollBarsL();
|
|
870 |
AknsUtils::RegisterControlPosition( iMmDrawer->FormattedCellData()->Control() );
|
|
871 |
}
|
|
872 |
|
|
873 |
// -----------------------------------------------------------------------------
|
|
874 |
//
|
|
875 |
// -----------------------------------------------------------------------------
|
|
876 |
//
|
|
877 |
TInt CMmGrid::ScrollBarOffset()
|
|
878 |
{
|
|
879 |
TInt offset = 0;
|
|
880 |
if ( ScrollBarFrame()->ScrollBarExists( CEikScrollBar::EVertical ) )
|
|
881 |
{
|
|
882 |
if ( AknLayoutUtils::LayoutMirrored() )
|
|
883 |
{
|
|
884 |
offset = ScrollBarFrame()->VerticalScrollBar()->Position().iX;
|
|
885 |
}
|
|
886 |
else
|
|
887 |
{
|
|
888 |
offset = View()->ViewRect().Width()
|
|
889 |
- ( ScrollBarFrame()->VerticalScrollBar()->Position().iX
|
|
890 |
+ ScrollBarFrame()->VerticalScrollBar()->Rect().Width() );
|
|
891 |
}
|
|
892 |
}
|
|
893 |
return offset;
|
|
894 |
}
|
|
895 |
|
|
896 |
// -----------------------------------------------------------------------------
|
|
897 |
//
|
|
898 |
// -----------------------------------------------------------------------------
|
|
899 |
//
|
|
900 |
void CMmGrid::RedrawScrollbarBackground() const
|
|
901 |
{
|
|
902 |
TRect viewRect( View()->ViewRect() );
|
|
903 |
if ( viewRect.iTl.iX > 0 )
|
|
904 |
{
|
|
905 |
TRect scrollbarRect( TPoint( 0, 0 ),
|
|
906 |
TSize( viewRect.iTl.iX, viewRect.Height() ) );
|
|
907 |
|
|
908 |
CWindowGc* gc = iItemDrawer->Gc();
|
|
909 |
CMmListBoxItemDrawer* itemDrawer =
|
|
910 |
static_cast<CMmListBoxItemDrawer*>( iItemDrawer );
|
|
911 |
MAknsSkinInstance *skin = AknsUtils::SkinInstance();
|
|
912 |
CCoeControl* control = itemDrawer->FormattedCellData()->Control();
|
|
913 |
MAknsControlContext *cc = AknsDrawUtils::ControlContext( control );
|
|
914 |
if( gc )
|
|
915 |
{
|
|
916 |
if ( control )
|
|
917 |
{
|
|
918 |
AknsDrawUtils::Background( skin, cc, control, *gc, scrollbarRect );
|
|
919 |
}
|
|
920 |
else
|
|
921 |
{
|
|
922 |
gc->SetBrushColor( BackColor() );
|
|
923 |
gc->Clear( scrollbarRect );
|
|
924 |
}
|
|
925 |
}
|
|
926 |
}
|
|
927 |
}
|
|
928 |
|
|
929 |
// -----------------------------------------------------------------------------
|
|
930 |
//
|
|
931 |
// -----------------------------------------------------------------------------
|
|
932 |
//
|
|
933 |
void CMmGrid::ProcessScrollEventL( CEikScrollBar* aScrollBar,
|
|
934 |
TEikScrollEvent aEventType )
|
|
935 |
{
|
|
936 |
CAknGrid::HandleScrollEventL( aScrollBar, aEventType );
|
|
937 |
iCurrentTopItemIndex = TopItemIndex();
|
|
938 |
|
|
939 |
// setting default highlight in order not to overwrite the top item index
|
|
940 |
// set before in the SetLayout method
|
|
941 |
CMmWidgetContainer* parent = static_cast< CMmWidgetContainer* > ( Parent() );
|
|
942 |
if (!parent->IsHighlightVisible())
|
|
943 |
{
|
|
944 |
parent->SetDefaultHighlightL( EFalse );
|
|
945 |
|
|
946 |
#ifdef RD_UI_TRANSITION_EFFECTS_LIST
|
|
947 |
MAknListBoxTfxInternal* transApi = CAknListLoader::TfxApiInternal(
|
|
948 |
static_cast<CMmGridView*>(iView)->Gc() );
|
|
949 |
TBool effects = transApi && !transApi->EffectsDisabled();
|
|
950 |
if ( effects && aEventType == EEikScrollPageUp ||
|
|
951 |
aEventType == EEikScrollPageDown )
|
|
952 |
{
|
|
953 |
DrawNow();
|
|
954 |
}
|
|
955 |
#endif
|
|
956 |
|
|
957 |
}
|
|
958 |
}
|
|
959 |
|
|
960 |
// -----------------------------------------------------------------------------
|
|
961 |
//
|
|
962 |
// -----------------------------------------------------------------------------
|
|
963 |
//
|
|
964 |
void CMmGrid::HandleRedrawTimerEventL()
|
|
965 |
{
|
|
966 |
if ( iSkippedScrollbarEventsCount )
|
|
967 |
{
|
|
968 |
ProcessScrollEventL( ScrollBarFrame()->VerticalScrollBar(),
|
|
969 |
EEikScrollThumbDragVert );
|
|
970 |
}
|
|
971 |
iSkippedScrollbarEventsCount = 0;
|
|
972 |
}
|
|
973 |
|
|
974 |
// -----------------------------------------------------------------------------
|
|
975 |
//
|
|
976 |
// -----------------------------------------------------------------------------
|
|
977 |
//
|
|
978 |
TInt CMmGrid::RedrawTimerCallback( TAny* aPtr )
|
|
979 |
{
|
|
980 |
CMmGrid* self = static_cast<CMmGrid*>( aPtr );
|
|
981 |
TRAP_IGNORE( self->HandleRedrawTimerEventL() );
|
|
982 |
// Do not bother returning a meaningful error code, CPeriodic will ignore it
|
|
983 |
// anyway.
|
|
984 |
return 0;
|
|
985 |
}
|
|
986 |
|
|
987 |
// -----------------------------------------------------------------------------
|
|
988 |
//
|
|
989 |
// -----------------------------------------------------------------------------
|
|
990 |
//
|
|
991 |
void CMmGrid::SetVerticalItemOffset(TInt aOffset)
|
|
992 |
{
|
|
993 |
static_cast<CMmGridView*> (View())->SetItemOffsetInPixels(aOffset);
|
|
994 |
UpdateScrollBarThumbs();
|
|
995 |
}
|
|
996 |
|
|
997 |
// -----------------------------------------------------------------------------
|
|
998 |
//
|
|
999 |
// -----------------------------------------------------------------------------
|
|
1000 |
//
|
|
1001 |
TInt CMmGrid::VerticalItemOffset() const
|
|
1002 |
{
|
|
1003 |
return static_cast<CMmGridView*> (View())->VerticalItemOffset();
|
|
1004 |
}
|
|
1005 |
|
|
1006 |
// -----------------------------------------------------------------------------
|
|
1007 |
//
|
|
1008 |
// -----------------------------------------------------------------------------
|
|
1009 |
//
|
|
1010 |
void CMmGrid::SetItemHeight( TInt aItemHeight )
|
|
1011 |
{
|
|
1012 |
iItemHeight = aItemHeight;
|
|
1013 |
}
|
|
1014 |
|
|
1015 |
// -----------------------------------------------------------------------------
|
|
1016 |
//
|
|
1017 |
// -----------------------------------------------------------------------------
|
|
1018 |
//
|
|
1019 |
void CMmGrid::UpdateScrollBarThumbs()
|
|
1020 |
{
|
|
1021 |
CAknGrid::UpdateScrollBarThumbs();
|
|
1022 |
}
|
|
1023 |
|
|
1024 |
// -----------------------------------------------------------------------------
|
|
1025 |
//
|
|
1026 |
// -----------------------------------------------------------------------------
|
|
1027 |
//
|
|
1028 |
TInt CMmGrid::CountComponentControls() const
|
|
1029 |
{
|
|
1030 |
TInt componentControls(0);
|
|
1031 |
if ( !iDisableChildComponentDrawing )
|
|
1032 |
{
|
|
1033 |
componentControls = CAknGrid::CountComponentControls();
|
|
1034 |
}
|
|
1035 |
return componentControls;
|
|
1036 |
}
|
|
1037 |
// -----------------------------------------------------------------------------
|
|
1038 |
//
|
|
1039 |
// -----------------------------------------------------------------------------
|
|
1040 |
//
|
|
1041 |
void CMmGrid::SetDisableChildComponentDrawing( TBool aDisable )
|
|
1042 |
{
|
|
1043 |
iDisableChildComponentDrawing = aDisable;
|
|
1044 |
}
|
|
1045 |
//End of file
|