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/*
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* Copyright (c) 2009 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: Field container for UI fields
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*
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*/
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#include "cmrfieldcontainer.h"
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#include "mesmrfieldstorage.h"
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#include "mmrfieldcontainerobserver.h"
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#include "cesmrfield.h"
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//DEBUG
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#include "emailtrace.h"
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namespace { // codescanner::namespace
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// Off screen field x coordinate
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const TInt KOffScreenPositionX = 1000;
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/**
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* Vertical scroll margin
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*/
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const TInt KVerticalScrollMargin = 3;
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// ----------------
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// IndexByFieldId
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// ----------------
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//
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TInt IndexByFieldId( const MESMRFieldStorage& aFactory,
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TESMREntryFieldId aFieldId )
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{
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TInt index( KErrNotFound );
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TInt count( aFactory.Count() );
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for ( TInt i = 0; i < count; ++i )
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{
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if ( aFactory.Field( i )->FieldId() == aFieldId )
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{
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index = i;
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break;
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}
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}
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return index;
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}
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}
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//----- MEMBER FUNCTIONS ----
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::CMRFieldContainer
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// ---------------------------------------------------------------------------
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//
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CMRFieldContainer::CMRFieldContainer( MESMRFieldStorage& aFactory )
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: iFactory( aFactory )
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{
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FUNC_LOG;
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::~CMRFieldContainer
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// ---------------------------------------------------------------------------
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//
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CMRFieldContainer::~CMRFieldContainer()
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{
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FUNC_LOG;
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// No implementation
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::NewL
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// ---------------------------------------------------------------------------
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//
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CMRFieldContainer* CMRFieldContainer::NewL(
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MESMRFieldStorage& aFactory,
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const CCoeControl& aParent )
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{
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FUNC_LOG;
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CMRFieldContainer* self = new( ELeave )CMRFieldContainer( aFactory );
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CleanupStack::PushL( self );
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self->ConstructL( aParent );
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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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// CMRFieldContainer::ConstructL
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// ---------------------------------------------------------------------------
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//
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void CMRFieldContainer::ConstructL( const CCoeControl& aParent )
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{
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FUNC_LOG;
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CCoeControl::SetComponentsToInheritVisibility( ETrue );
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SetContainerWindowL( aParent );
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TBool focusSet( EFalse );
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const TInt count( iFactory.Count() );
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for ( TInt i = 0; i < count; i++ )
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{
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iFactory.Field(i)->SetContainerWindowL( *this );
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}
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for ( TInt i = 0; i < count; i++ )
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{
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CESMRField* field = iFactory.Field( i );
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// Initialize field
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field->InitializeL();
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if ( !focusSet
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&& field->IsVisible()
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&& !field->IsNonFocusing())
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{
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field->SetOutlineFocusL( ETrue );
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focusSet = ETrue;
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iFocusedFieldIndex = i;
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}
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}
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for ( TInt i = 0; i < count; i++ )
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{
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CESMRField* field = iFactory.Field( i );
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field->SetListObserver( this );
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}
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::FocusedItem
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// ---------------------------------------------------------------------------
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//
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CESMRField* CMRFieldContainer::FocusedField() const
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{
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FUNC_LOG;
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/*
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* Returns currently focused field
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*/
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CESMRField* field = NULL;
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if ( iFactory.Count() > 0 )
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{
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field = iFactory.Field( iFocusedFieldIndex );
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}
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return field;
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::MoveFocusUpL
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// ---------------------------------------------------------------------------
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//
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TKeyResponse CMRFieldContainer::MoveFocusUpL( TBool aHiddenFocus )
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{
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FUNC_LOG;
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/*
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* Moves focus up after key event. If aHiddenFocus, moves focus
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* to the first visible field in the bottom of the viewable area.
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*/
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if( aHiddenFocus )
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{
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return MoveFocusVisibleL();
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}
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else
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{
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TInt ind( iFocusedFieldIndex );
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// search next visible focus item
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while ( ind > 0 )
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{
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CESMRField* field = iFactory.Field( --ind );
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if ( !field->IsNonFocusing() )
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{
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field = iFactory.Field( ind );
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CESMRField* focusedField = iFactory.Field( iFocusedFieldIndex );
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if ( field->IsVisible() )
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{
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TBool canLoseFocus(
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focusedField->OkToLoseFocusL( field->FieldId() ) );
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if ( canLoseFocus )
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{
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field->SetPreItemIndex( iFocusedFieldIndex );
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iFocusedFieldIndex = ind;
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field->SetCurrentItemIndex( iFocusedFieldIndex );
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// Remove focus from previous position
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focusedField->SetOutlineFocusL( EFalse );
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focusedField->SetFocus( EFalse );
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focusedField->MoveToScreen( EFalse );
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// Set focus to new position
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field->SetOutlineFocusL( ETrue );
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field->SetFocus( ETrue );
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field->MoveToScreen( ETrue );
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// Scrollbar and physics update is done here
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ScrollControlVisible( iFocusedFieldIndex );
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DrawDeferred();
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}
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return EKeyWasConsumed;
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}
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}
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}
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return EKeyWasNotConsumed;
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}
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::MoveFocusDownL
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// ---------------------------------------------------------------------------
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//
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TKeyResponse CMRFieldContainer::MoveFocusDownL( TBool aHiddenFocus )
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{
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FUNC_LOG;
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/*
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* Moves focus down after key event. If aHiddenFocus, moves focus
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* to the first visible field in the top of the viewable area.
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*/
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if( aHiddenFocus )
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{
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return MoveFocusVisibleL();
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}
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else
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{
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TInt ind( iFocusedFieldIndex );
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// start searching next possible focus item
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TInt maxItemIndex = iFactory.Count() - 1;
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while ( ind < maxItemIndex )
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{
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// only visible and focusable items can be focused
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CESMRField* field = iFactory.Field( ++ind );
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if ( field->IsVisible() && !field->IsNonFocusing() )
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{
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CESMRField* focusedField = iFactory.Field( iFocusedFieldIndex );
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TBool canLoseFocus(
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focusedField->OkToLoseFocusL( field->FieldId() ) );
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// check it its ok for the old focus item to lose focus
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if ( canLoseFocus )
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{
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field->SetPreItemIndex( iFocusedFieldIndex );
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iFocusedFieldIndex = ind;
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field->SetCurrentItemIndex( iFocusedFieldIndex );
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// Remove focus from previous position
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focusedField->SetOutlineFocusL( EFalse );
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focusedField->SetFocus( EFalse );
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focusedField->MoveToScreen( EFalse );
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// Set focus to new position
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field->SetOutlineFocusL( ETrue );
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field->SetFocus( ETrue );
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field->MoveToScreen( ETrue );
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// Scrollbar and physics update is done here
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ScrollControlVisible( iFocusedFieldIndex );
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DrawDeferred();
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}
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return EKeyWasConsumed;
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}
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}
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return EKeyWasNotConsumed;
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}
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::MoveFocusVisibleL
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// ---------------------------------------------------------------------------
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//
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TKeyResponse CMRFieldContainer::MoveFocusVisibleL()
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{
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FUNC_LOG;
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/*
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* Move focus to first completely visible field in the view,
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* if focus was in a field that was not visible in the view.
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* Use case: After pointer scroll focus is hidden. User presses
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* arrow keys -> Focus appears to the first visible field on the upper
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* or bottom part of the viewable area.
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*/
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TKeyResponse response( EKeyWasNotConsumed );
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CESMRField* focusedField = FocusedField();
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CESMRField* visibleField = NULL;
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TRect view( Parent()->Rect() );
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// Focus is above the visible view area
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if ( focusedField->Rect().iBr.iY <= view.iTl.iY )
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{
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// Move focus to next visible field
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TInt lastIndex = iFactory.Count() - 1;
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TInt ind( iFocusedFieldIndex );
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while ( ind < lastIndex && !visibleField )
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{
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visibleField = iFactory.Field( ++ind );
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TRect fieldRect = visibleField->Rect();
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if ( visibleField->IsVisible()
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&& !visibleField->IsNonFocusing()
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&& fieldRect.iTl.iY >= view.iTl.iY )
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{
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// Update previous and current field indexes
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visibleField->SetPreItemIndex( iFocusedFieldIndex );
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iFocusedFieldIndex = ind;
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visibleField->SetCurrentItemIndex( iFocusedFieldIndex );
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}
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else
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{
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visibleField = NULL;
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}
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}
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}
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// Focus is below the visible view area
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else
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{
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// Move focus to previous visible field
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TInt ind( iFocusedFieldIndex );
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while ( ind > 0 && !visibleField )
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{
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visibleField = iFactory.Field( --ind );
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TRect fieldRect = visibleField->Rect();
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if ( visibleField->IsVisible()
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&& !visibleField->IsNonFocusing()
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&& fieldRect.iBr.iY <= view.iBr.iY )
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{
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// Update previous and current field indexes
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visibleField->SetPreItemIndex( iFocusedFieldIndex );
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iFocusedFieldIndex = ind;
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visibleField->SetCurrentItemIndex( iFocusedFieldIndex );
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}
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else
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{
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visibleField = NULL;
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}
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}
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}
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if ( visibleField )
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{
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// Remove existing focus
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focusedField->SetOutlineFocusL( EFalse );
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focusedField->SetFocus( EFalse );
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// Set focus to new field
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visibleField->SetOutlineFocusL( ETrue );
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visibleField->SetFocus( ETrue );
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response = EKeyWasConsumed;
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DrawDeferred();
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}
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return response;
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::SetFieldContainerObserver
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// ---------------------------------------------------------------------------
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//
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381 |
void CMRFieldContainer::SetFieldContainerObserver(
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MMRFieldContainerObserver* aObserver )
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{
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FUNC_LOG;
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iObserver = aObserver;
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}
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// ---------------------------------------------------------------------------
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// CMRFieldContainer::CountComponentControls
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390 |
// ---------------------------------------------------------------------------
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//
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392 |
TInt CMRFieldContainer::CountComponentControls() const
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{
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FUNC_LOG;
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// If field container is scrolling, container will draw also children
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TInt count( 0 );
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398 |
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if ( !iScrolling )
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{
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count = iFactory.Count();
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}
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return count;
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}
|
|
|
406 |
|
|
|
407 |
// ---------------------------------------------------------------------------
|
|
|
408 |
// CMRFieldContainer::ComponentControl
|
|
|
409 |
// ---------------------------------------------------------------------------
|
|
|
410 |
//
|
|
|
411 |
CCoeControl* CMRFieldContainer::ComponentControl( TInt aIndex ) const
|
|
|
412 |
{
|
|
|
413 |
FUNC_LOG;
|
|
|
414 |
return iFactory.Field( aIndex );
|
|
|
415 |
}
|
|
|
416 |
|
|
|
417 |
// ---------------------------------------------------------------------------
|
|
|
418 |
// CMRFieldContainer::MinimumSize
|
|
|
419 |
// ---------------------------------------------------------------------------
|
|
|
420 |
//
|
|
|
421 |
TSize CMRFieldContainer::MinimumSize()
|
|
|
422 |
{
|
|
|
423 |
FUNC_LOG;
|
|
|
424 |
/*
|
|
|
425 |
* Returns the minimum size required by the field container
|
|
|
426 |
*/
|
|
|
427 |
|
|
|
428 |
TSize containerSize;
|
|
|
429 |
|
|
|
430 |
// Calculate height as the sum of the heights of the visible fields
|
|
|
431 |
const TInt count( iFactory.Count() );
|
|
|
432 |
|
|
|
433 |
for ( TInt i(0); i < count; ++i )
|
|
|
434 |
{
|
|
|
435 |
CESMRField* field = iFactory.Field( i );
|
|
|
436 |
if ( field->IsVisible() )
|
|
|
437 |
{
|
|
|
438 |
TRect rect( field->Rect() );
|
|
|
439 |
containerSize.iHeight += rect.Height();
|
|
|
440 |
}
|
|
|
441 |
}
|
|
|
442 |
|
|
|
443 |
containerSize.iWidth = Parent()->Rect().Width();
|
|
|
444 |
|
|
|
445 |
return containerSize;
|
|
|
446 |
}
|
|
|
447 |
|
|
|
448 |
// ---------------------------------------------------------------------------
|
|
|
449 |
// CMRFieldContainer::SizeChanged
|
|
|
450 |
// ---------------------------------------------------------------------------
|
|
|
451 |
//
|
|
|
452 |
void CMRFieldContainer::SizeChanged()
|
|
|
453 |
{
|
|
|
454 |
FUNC_LOG;
|
|
|
455 |
|
|
|
456 |
// For example when orientation changes, we might need to scroll
|
|
|
457 |
// the currently focused control visible again. This handles also
|
|
|
458 |
// scrollbar and physics updates.
|
|
|
459 |
ScrollControlVisible( KErrNotFound );
|
|
|
460 |
|
|
|
461 |
TPoint tl( Position() );
|
|
|
462 |
|
|
|
463 |
const TInt count( iFactory.Count() );
|
|
|
464 |
|
|
|
465 |
// Loop all the visible fields and set size and position in the list
|
|
|
466 |
for ( TInt i = 0; i < count; i++ )
|
|
|
467 |
{
|
|
|
468 |
CESMRField* field = iFactory.Field( i );
|
|
|
469 |
|
|
|
470 |
if ( field->IsVisible() )
|
|
|
471 |
{
|
|
|
472 |
TPoint pos( tl );
|
|
|
473 |
|
|
|
474 |
// If field is not focused, layout it outside screen
|
|
|
475 |
if ( i != iFocusedFieldIndex )
|
|
|
476 |
{
|
|
|
477 |
pos.iX = KOffScreenPositionX;
|
|
|
478 |
}
|
|
|
479 |
|
|
|
480 |
LayoutField( *field, pos );
|
|
|
481 |
|
|
|
482 |
TInt height = field->Size().iHeight;
|
|
|
483 |
tl.iY += height;
|
|
|
484 |
}
|
|
|
485 |
}
|
|
|
486 |
}
|
|
|
487 |
|
|
|
488 |
|
|
|
489 |
// ---------------------------------------------------------------------------
|
|
|
490 |
// CMRFieldContainer::HandlePointerEventL
|
|
|
491 |
// ---------------------------------------------------------------------------
|
|
|
492 |
//
|
|
|
493 |
void CMRFieldContainer::HandlePointerEventL( const TPointerEvent &aPointerEvent )
|
|
|
494 |
{
|
|
|
495 |
FUNC_LOG;
|
|
|
496 |
|
|
|
497 |
// Find out to which field this pointer event is intended to
|
|
|
498 |
TInt fieldCount( iFactory.Count() );
|
|
|
499 |
|
|
|
500 |
for( TInt i = 0; i < fieldCount; ++i )
|
|
|
501 |
{
|
|
|
502 |
CCoeControl* field = iFactory.Field( i );
|
|
|
503 |
if( field->Rect().Contains( aPointerEvent.iPosition ) &&
|
|
|
504 |
field->IsVisible() )
|
|
|
505 |
{
|
|
|
506 |
field->HandlePointerEventL( aPointerEvent );
|
|
|
507 |
}
|
|
|
508 |
}
|
|
|
509 |
}
|
|
|
510 |
|
|
|
511 |
// ---------------------------------------------------------------------------
|
|
|
512 |
// CMRFieldContainer::ControlSizeChanged
|
|
|
513 |
// ---------------------------------------------------------------------------
|
|
|
514 |
//
|
|
|
515 |
void CMRFieldContainer::ControlSizeChanged( CESMRField* aField )
|
|
|
516 |
{
|
|
|
517 |
FUNC_LOG;
|
|
|
518 |
/*
|
|
|
519 |
* Called whenever a fields size has changed. Requires always
|
|
|
520 |
* relayouting.
|
|
|
521 |
*/
|
|
|
522 |
|
|
|
523 |
if ( !aField )
|
|
|
524 |
{
|
|
|
525 |
SizeChanged();
|
|
|
526 |
}
|
|
|
527 |
else
|
|
|
528 |
{
|
|
|
529 |
// Relayout field if size has changed
|
|
|
530 |
TSize old( aField->Size() );
|
|
|
531 |
TSize size( aField->MinimumSize() );
|
|
|
532 |
if( size != old )
|
|
|
533 |
{
|
|
|
534 |
aField->SetSize( size );
|
|
|
535 |
|
|
|
536 |
TPoint tl( aField->Position() );
|
|
|
537 |
TInt index = IndexByFieldId( iFactory, aField->FieldId() );
|
|
|
538 |
|
|
|
539 |
// Move fields below this particular field
|
|
|
540 |
tl.iY += size.iHeight;
|
|
|
541 |
MoveFields( index + 1, tl );
|
|
|
542 |
|
|
|
543 |
// Fields have been re-layouted / moved. This requires resetting
|
|
|
544 |
// the size of this field container.
|
|
|
545 |
SetSizeWithoutNotification( MinimumSize() );
|
|
|
546 |
|
|
|
547 |
// Update also scrollbar and physics
|
|
|
548 |
iObserver->UpdateScrollBarAndPhysics();
|
|
|
549 |
|
|
|
550 |
if( index <= iFocusedFieldIndex )
|
|
|
551 |
{
|
|
|
552 |
// Scroll this field completely visible, if required.
|
|
|
553 |
// This updates also scrollbar and physics if scrolling
|
|
|
554 |
// is done.
|
|
|
555 |
ScrollControlVisible( iFocusedFieldIndex );
|
|
|
556 |
}
|
|
|
557 |
|
|
|
558 |
DrawDeferred();
|
|
|
559 |
}
|
|
|
560 |
}
|
|
|
561 |
}
|
|
|
562 |
|
|
|
563 |
// ---------------------------------------------------------------------------
|
|
|
564 |
// CMRFieldContainer::ShowControl
|
|
|
565 |
// ---------------------------------------------------------------------------
|
|
|
566 |
//
|
|
|
567 |
void CMRFieldContainer::ShowControl( TESMREntryFieldId aFieldId )
|
|
|
568 |
{
|
|
|
569 |
FUNC_LOG;
|
|
|
570 |
/*
|
|
|
571 |
* Inserts field visible and layouts it.
|
|
|
572 |
*/
|
|
|
573 |
|
|
|
574 |
CESMRField* field = iFactory.FieldById( aFieldId );
|
|
|
575 |
|
|
|
576 |
if ( field && !field->IsVisible() )
|
|
|
577 |
{
|
|
|
578 |
// Make field visible
|
|
|
579 |
field->MakeVisible( ETrue );
|
|
|
580 |
TInt index = IndexByFieldId( iFactory, aFieldId );
|
|
|
581 |
|
|
|
582 |
TPoint tl( Rect().iTl );
|
|
|
583 |
TInt prevIndex = index - 1;
|
|
|
584 |
|
|
|
585 |
// Get previous visible field position
|
|
|
586 |
// Index 0 must be included in attendee field case,
|
|
|
587 |
// to avoid field collision. But in response field,
|
|
|
588 |
// causes misplacing of area.
|
|
|
589 |
if ( ( prevIndex >= 0 ) && ( aFieldId != EESMRFieldResponseArea ) )
|
|
|
590 |
{
|
|
|
591 |
CESMRField* previous = NULL;
|
|
|
592 |
do
|
|
|
593 |
{
|
|
|
594 |
previous = iFactory.Field( prevIndex-- );
|
|
|
595 |
}
|
|
|
596 |
while ( prevIndex >= 0 && !previous->IsVisible() );
|
|
|
597 |
|
|
|
598 |
tl.iY = previous->Rect().iBr.iY;
|
|
|
599 |
}
|
|
|
600 |
|
|
|
601 |
// Layout field
|
|
|
602 |
LayoutField( *field, tl);
|
|
|
603 |
// Move field off screen if it is not focused
|
|
|
604 |
field->MoveToScreen( index == iFocusedFieldIndex );
|
|
|
605 |
|
|
|
606 |
// Move following fields
|
|
|
607 |
tl.iY += field->Size().iHeight;
|
|
|
608 |
MoveFields( ++index, tl );
|
|
|
609 |
|
|
|
610 |
// Set fieldcontainer size again, because
|
|
|
611 |
// the amount of fields has changed.
|
|
|
612 |
SetSizeWithoutNotification( MinimumSize() );
|
|
|
613 |
|
|
|
614 |
// Scrollbar and physics require updating.
|
|
|
615 |
iObserver->UpdateScrollBarAndPhysics();
|
|
|
616 |
}
|
|
|
617 |
|
|
|
618 |
DrawDeferred();
|
|
|
619 |
}
|
|
|
620 |
|
|
|
621 |
// ---------------------------------------------------------------------------
|
|
|
622 |
// CMRFieldContainer::HideControl()
|
|
|
623 |
// ---------------------------------------------------------------------------
|
|
|
624 |
//
|
|
|
625 |
void CMRFieldContainer::HideControl( TESMREntryFieldId aFieldId )
|
|
|
626 |
{
|
|
|
627 |
FUNC_LOG;
|
|
|
628 |
/*
|
|
|
629 |
* Sets field non-visible and moves other fields accordingly.
|
|
|
630 |
* Does not delete the field.
|
|
|
631 |
*/
|
|
|
632 |
CESMRField* field = iFactory.FieldById( aFieldId );
|
|
|
633 |
|
|
|
634 |
if ( field && field->IsVisible() )
|
|
|
635 |
{
|
|
|
636 |
field->MakeVisible( EFalse );
|
|
|
637 |
TInt index = IndexByFieldId( iFactory, aFieldId );
|
|
|
638 |
TBool focused = ( index == iFocusedFieldIndex )? ETrue : EFalse;
|
|
|
639 |
|
|
|
640 |
TPoint pos( field->Position() );
|
|
|
641 |
MoveFields( index, pos );
|
|
|
642 |
|
|
|
643 |
// Set fieldcontainer size again, because
|
|
|
644 |
// the amount of fields has changed.
|
|
|
645 |
SetSizeWithoutNotification( MinimumSize() );
|
|
|
646 |
|
|
|
647 |
// Scrollbar and physics require updating.
|
|
|
648 |
iObserver->UpdateScrollBarAndPhysics();
|
|
|
649 |
|
|
|
650 |
if ( focused && !field->IsNonFocusing() )
|
|
|
651 |
{
|
|
|
652 |
// Set focus to next field, or if removed field was the last
|
|
|
653 |
// field, then move focus to last visible field
|
|
|
654 |
TInt lastVisibleFieldIndex( LastVisibleField( aFieldId ) );
|
|
|
655 |
|
|
|
656 |
// If field was the last one...
|
|
|
657 |
if( lastVisibleFieldIndex == index )
|
|
|
658 |
{
|
|
|
659 |
// ... Set focus to last visible field.
|
|
|
660 |
TRAP_IGNORE( DoSetFocusL( lastVisibleFieldIndex ) )
|
|
|
661 |
}
|
|
|
662 |
else
|
|
|
663 |
{
|
|
|
664 |
// Othwerwise set focus to next field
|
|
|
665 |
TRAP_IGNORE( DoSetFocusL( index + 1 ) )
|
|
|
666 |
}
|
|
|
667 |
}
|
|
|
668 |
}
|
|
|
669 |
DrawDeferred();
|
|
|
670 |
}
|
|
|
671 |
|
|
|
672 |
// ---------------------------------------------------------------------------
|
|
|
673 |
// CMRFieldContainer::IsControlVisible
|
|
|
674 |
// ---------------------------------------------------------------------------
|
|
|
675 |
//
|
|
|
676 |
TBool CMRFieldContainer::IsControlVisible( TESMREntryFieldId aField )
|
|
|
677 |
{
|
|
|
678 |
FUNC_LOG;
|
|
|
679 |
/*
|
|
|
680 |
* Returns ETrue/EFalse if the field with given field id is
|
|
|
681 |
* visible or not.
|
|
|
682 |
*/
|
|
|
683 |
|
|
|
684 |
TBool ret( EFalse );
|
|
|
685 |
|
|
|
686 |
CESMRField* field = iFactory.FieldById( aField );
|
|
|
687 |
if ( field && field->IsVisible() )
|
|
|
688 |
{
|
|
|
689 |
ret = ETrue;
|
|
|
690 |
}
|
|
|
691 |
|
|
|
692 |
return ret;
|
|
|
693 |
}
|
|
|
694 |
|
|
|
695 |
// ---------------------------------------------------------------------------
|
|
|
696 |
// CMRFieldContainer::SetControlFocused
|
|
|
697 |
// ---------------------------------------------------------------------------
|
|
|
698 |
//
|
|
|
699 |
void CMRFieldContainer::SetControlFocusedL( TESMREntryFieldId aField )
|
|
|
700 |
{
|
|
|
701 |
FUNC_LOG;
|
|
|
702 |
/*
|
|
|
703 |
* Set the field with given field id focused.
|
|
|
704 |
*/
|
|
|
705 |
|
|
|
706 |
// This handles scrollbar and physics updates also.
|
|
|
707 |
DoSetFocusL( IndexByFieldId( iFactory, aField ) );
|
|
|
708 |
}
|
|
|
709 |
|
|
|
710 |
// ---------------------------------------------------------------------------
|
|
|
711 |
// CMRFieldContainer::ListHeight
|
|
|
712 |
// ---------------------------------------------------------------------------
|
|
|
713 |
//
|
|
|
714 |
TInt CMRFieldContainer::ListHeight()
|
|
|
715 |
{
|
|
|
716 |
FUNC_LOG;
|
|
|
717 |
/*
|
|
|
718 |
* Returns the height of all fields, in other words the height
|
|
|
719 |
* of the field container.
|
|
|
720 |
*/
|
|
|
721 |
return MinimumSize().iHeight;
|
|
|
722 |
}
|
|
|
723 |
|
|
|
724 |
// ---------------------------------------------------------------------------
|
|
|
725 |
// CMRFieldContainer::IsFocusedControlsBottomVisible
|
|
|
726 |
// ---------------------------------------------------------------------------
|
|
|
727 |
//
|
|
|
728 |
TBool CMRFieldContainer::IsFocusedControlsBottomVisible()
|
|
|
729 |
{
|
|
|
730 |
FUNC_LOG;
|
|
|
731 |
/*
|
|
|
732 |
* Checks if focused field is completely visible in the viewable area.
|
|
|
733 |
*/
|
|
|
734 |
|
|
|
735 |
// Fetch the position information about currently focused field:
|
|
|
736 |
CESMRField* field = iFactory.Field( iFocusedFieldIndex );
|
|
|
737 |
TBool ret( EFalse );
|
|
|
738 |
if ( field->Rect().iBr.iY <= Parent()->Rect().iBr.iY )
|
|
|
739 |
{
|
|
|
740 |
ret = ETrue;
|
|
|
741 |
}
|
|
|
742 |
|
|
|
743 |
return ret;
|
|
|
744 |
}
|
|
|
745 |
|
|
|
746 |
|
|
|
747 |
// ---------------------------------------------------------------------------
|
|
|
748 |
// CMRFieldContainer::ScrollControlVisible
|
|
|
749 |
// ---------------------------------------------------------------------------
|
|
|
750 |
//
|
|
|
751 |
void CMRFieldContainer::ScrollControlVisible( TInt aInd )
|
|
|
752 |
{
|
|
|
753 |
FUNC_LOG;
|
|
|
754 |
/*
|
|
|
755 |
* Scrolls the field with the given index visible
|
|
|
756 |
*/
|
|
|
757 |
|
|
|
758 |
CESMRField* field = NULL;
|
|
|
759 |
if ( aInd == KErrNotFound )
|
|
|
760 |
{
|
|
|
761 |
field = FocusedField();
|
|
|
762 |
}
|
|
|
763 |
else
|
|
|
764 |
{
|
|
|
765 |
field = iFactory.Field( aInd );
|
|
|
766 |
}
|
|
|
767 |
|
|
|
768 |
ASSERT( field );
|
|
|
769 |
|
|
|
770 |
TRect fieldRect( field->Position(), field->Size() );
|
|
|
771 |
TRect parentRect( Parent()->Rect() );
|
|
|
772 |
|
|
|
773 |
/*
|
|
|
774 |
* Case 1: Field's height is less than the viewable area height,
|
|
|
775 |
* let's scroll the whole field visible.
|
|
|
776 |
*/
|
|
|
777 |
if( fieldRect.Height() < parentRect.Height() )
|
|
|
778 |
{
|
|
|
779 |
// Scrolling down, let's move fields up
|
|
|
780 |
if( fieldRect.iBr.iY > parentRect.iBr.iY )
|
|
|
781 |
{
|
|
|
782 |
iObserver->ScrollFieldsUp(
|
|
|
783 |
fieldRect.iBr.iY - parentRect.iBr.iY );
|
|
|
784 |
}
|
|
|
785 |
// scrolling up, let's move field down
|
|
|
786 |
if( fieldRect.iTl.iY < parentRect.iTl.iY )
|
|
|
787 |
{
|
|
|
788 |
iObserver->ScrollFieldsDown(
|
|
|
789 |
parentRect.iTl.iY - fieldRect.iTl.iY );
|
|
|
790 |
}
|
|
|
791 |
}
|
|
|
792 |
|
|
|
793 |
/*
|
|
|
794 |
* Case 2: Field's height is more than the viewable area's height.
|
|
|
795 |
*/
|
|
|
796 |
else
|
|
|
797 |
{
|
|
|
798 |
// Field is in view mode
|
|
|
799 |
if( field->FieldMode() == EESMRFieldModeView )
|
|
|
800 |
{
|
|
|
801 |
// Focus to this field is coming from above
|
|
|
802 |
if( field->PreItemIndex() < field->CurrentItemIndex() )
|
|
|
803 |
{
|
|
|
804 |
// Let's scroll the top of the field to the
|
|
|
805 |
// top of the viewable area
|
|
|
806 |
iObserver->ScrollFieldsUp(
|
|
|
807 |
fieldRect.iTl.iY - parentRect.iTl.iY );
|
|
|
808 |
|
|
|
809 |
}
|
|
|
810 |
// Focus to this field is coming from below
|
|
|
811 |
if( field->PreItemIndex() > field->CurrentItemIndex() )
|
|
|
812 |
{
|
|
|
813 |
// Let's scroll the bottom of the field to the
|
|
|
814 |
// bottom of the viewable area
|
|
|
815 |
iObserver->ScrollFieldsDown(
|
|
|
816 |
parentRect.iBr.iY - fieldRect.iBr.iY );
|
|
|
817 |
}
|
|
|
818 |
}
|
|
|
819 |
|
|
|
820 |
// Field is in edit mode
|
|
|
821 |
if( field->FieldMode() == EESMRFieldModeEdit )
|
|
|
822 |
{
|
|
|
823 |
TInt viewBottom( parentRect.iBr.iY );
|
|
|
824 |
|
|
|
825 |
TInt fieldUpper( 0 );
|
|
|
826 |
TInt fieldLower( 0 );
|
|
|
827 |
field->GetCursorLineVerticalPos( fieldUpper, fieldLower );
|
|
|
828 |
|
|
|
829 |
TInt focusFieldVisibleUp( fieldRect.iTl.iY + fieldUpper );
|
|
|
830 |
TInt focusFieldVisibleBottom( fieldRect.iTl.iY + fieldLower );
|
|
|
831 |
|
|
|
832 |
// desired position below view rect:
|
|
|
833 |
TInt viewHeight( parentRect.Height() );
|
|
|
834 |
if ( focusFieldVisibleBottom > viewBottom )
|
|
|
835 |
{
|
|
|
836 |
// move field focus line bottom to view bottom
|
|
|
837 |
TInt px = focusFieldVisibleBottom - viewHeight;
|
|
|
838 |
|
|
|
839 |
|
|
|
840 |
// if focus on last field: add margin height to
|
|
|
841 |
// scroll amount.
|
|
|
842 |
if ( iFocusedFieldIndex == iFactory.Count()-1 )
|
|
|
843 |
{
|
|
|
844 |
px += KVerticalScrollMargin;
|
|
|
845 |
}
|
|
|
846 |
|
|
|
847 |
// Scrollbar and physics update is done here
|
|
|
848 |
iObserver->ScrollFieldsUp( px );
|
|
|
849 |
}
|
|
|
850 |
else
|
|
|
851 |
{
|
|
|
852 |
// If field top is invisible, move downwards to make top visible.
|
|
|
853 |
TInt viewTop( parentRect.iTl.iY );
|
|
|
854 |
|
|
|
855 |
// recalculate field rect
|
|
|
856 |
focusFieldVisibleUp = fieldRect.iTl.iY + fieldUpper;
|
|
|
857 |
focusFieldVisibleBottom = fieldRect.iTl.iY + fieldLower;
|
|
|
858 |
|
|
|
859 |
if ( focusFieldVisibleUp < viewTop )
|
|
|
860 |
{
|
|
|
861 |
TInt px( viewTop - focusFieldVisibleUp );
|
|
|
862 |
|
|
|
863 |
// Scrollbar and physics update is done here
|
|
|
864 |
iObserver->ScrollFieldsDown( px );
|
|
|
865 |
}
|
|
|
866 |
}
|
|
|
867 |
}
|
|
|
868 |
}
|
|
|
869 |
}
|
|
|
870 |
|
|
|
871 |
// ---------------------------------------------------------------------------
|
|
|
872 |
// CMRFieldContainer::RePositionFields
|
|
|
873 |
// ---------------------------------------------------------------------------
|
|
|
874 |
//
|
|
|
875 |
void CMRFieldContainer::RePositionFields( TInt aAmount )
|
|
|
876 |
{
|
|
|
877 |
FUNC_LOG;
|
|
|
878 |
|
|
|
879 |
// Movement downwards
|
|
|
880 |
if( aAmount >= 0 )
|
|
|
881 |
{
|
|
|
882 |
// Also scrollbar and physics update is done here
|
|
|
883 |
iObserver->ScrollFieldsDown( aAmount );
|
|
|
884 |
}
|
|
|
885 |
// Movement upwards
|
|
|
886 |
else
|
|
|
887 |
{
|
|
|
888 |
// Also scrollbar and physics update is done here
|
|
|
889 |
iObserver->ScrollFieldsUp( -aAmount );
|
|
|
890 |
}
|
|
|
891 |
}
|
|
|
892 |
|
|
|
893 |
// ---------------------------------------------------------------------------
|
|
|
894 |
// CMRFieldContainer::ViewableAreaRect
|
|
|
895 |
// ---------------------------------------------------------------------------
|
|
|
896 |
//
|
|
|
897 |
TRect CMRFieldContainer::ViewableAreaRect()
|
|
|
898 |
{
|
|
|
899 |
FUNC_LOG;
|
|
|
900 |
return Parent()->Rect();
|
|
|
901 |
}
|
|
|
902 |
|
|
|
903 |
// ---------------------------------------------------------------------------
|
|
|
904 |
// CMRFieldContainer::MoveFields
|
|
|
905 |
// ---------------------------------------------------------------------------
|
|
|
906 |
//
|
|
|
907 |
void CMRFieldContainer::MoveFields( TInt aIndex, TPoint& aTl )
|
|
|
908 |
{
|
|
|
909 |
FUNC_LOG;
|
|
|
910 |
/*
|
|
|
911 |
* Moves fields from the given index towards the last item.
|
|
|
912 |
* This function does not update scrollbar or physics.
|
|
|
913 |
*/
|
|
|
914 |
|
|
|
915 |
const TInt count( iFactory.Count() );
|
|
|
916 |
|
|
|
917 |
for ( TInt i = aIndex; i < count; ++i )
|
|
|
918 |
{
|
|
|
919 |
CESMRField* field = iFactory.Field( i );
|
|
|
920 |
|
|
|
921 |
if ( field->IsVisible() )
|
|
|
922 |
{
|
|
|
923 |
field->SetPosition( aTl );
|
|
|
924 |
|
|
|
925 |
aTl.iY += field->Size().iHeight;
|
|
|
926 |
}
|
|
|
927 |
}
|
|
|
928 |
}
|
|
|
929 |
|
|
|
930 |
// ---------------------------------------------------------------------------
|
|
|
931 |
// CMRFieldContainer::LayoutField
|
|
|
932 |
// ---------------------------------------------------------------------------
|
|
|
933 |
//
|
|
|
934 |
void CMRFieldContainer::LayoutField( CESMRField& aField, const TPoint& aTl )
|
|
|
935 |
{
|
|
|
936 |
FUNC_LOG;
|
|
|
937 |
/*
|
|
|
938 |
* Layouts given field according to the size required by the field and
|
|
|
939 |
* given TPoint. This function does not update scrollbar or physics.
|
|
|
940 |
*/
|
|
|
941 |
|
|
|
942 |
TSize size( aField.MinimumSize() );
|
|
|
943 |
aField.SetExtent( aTl, size );
|
|
|
944 |
}
|
|
|
945 |
|
|
|
946 |
// ---------------------------------------------------------------------------
|
|
|
947 |
// CMRFieldContainer::IsLastVisibleField
|
|
|
948 |
// ---------------------------------------------------------------------------
|
|
|
949 |
//
|
|
|
950 |
TInt CMRFieldContainer::LastVisibleField(
|
|
|
951 |
TESMREntryFieldId aFieldId )
|
|
|
952 |
{
|
|
|
953 |
/*
|
|
|
954 |
* Helper function to find out the last visible field in the list.
|
|
|
955 |
*/
|
|
|
956 |
|
|
|
957 |
TInt lastVisibleFieldIndex( 0 );
|
|
|
958 |
TInt count( iFactory.Count() );
|
|
|
959 |
|
|
|
960 |
// Go through fields from last field towards the first field
|
|
|
961 |
for( TInt i( 1 ); i > count; ++i )
|
|
|
962 |
{
|
|
|
963 |
// Once last visible field is found...
|
|
|
964 |
if( iFactory.Field( count - i )->IsVisible() )
|
|
|
965 |
{
|
|
|
966 |
// ... Compare it to the given field index ...
|
|
|
967 |
if( iFactory.Field( count - i )->FieldId() == aFieldId )
|
|
|
968 |
{
|
|
|
969 |
// ... And if match is found, given fieldId is the
|
|
|
970 |
// the last visible field.
|
|
|
971 |
lastVisibleFieldIndex =
|
|
|
972 |
IndexByFieldId( iFactory, aFieldId );
|
|
|
973 |
}
|
|
|
974 |
else
|
|
|
975 |
{
|
|
|
976 |
// Otherwise return the found last visible field.
|
|
|
977 |
lastVisibleFieldIndex =
|
|
|
978 |
IndexByFieldId( iFactory,
|
|
|
979 |
iFactory.Field( count - i )->FieldId() );
|
|
|
980 |
}
|
|
|
981 |
break;
|
|
|
982 |
}
|
|
|
983 |
}
|
|
|
984 |
|
|
|
985 |
return lastVisibleFieldIndex;
|
|
|
986 |
}
|
|
|
987 |
|
|
|
988 |
// ---------------------------------------------------------------------------
|
|
|
989 |
// CMRFieldContainer::DoSetFocusL
|
|
|
990 |
// ---------------------------------------------------------------------------
|
|
|
991 |
//
|
|
|
992 |
void CMRFieldContainer::DoSetFocusL( TInt aNewFocusIndex )
|
|
|
993 |
{
|
|
|
994 |
FUNC_LOG;
|
|
|
995 |
/*
|
|
|
996 |
* Sets the focus according to the given index.
|
|
|
997 |
*/
|
|
|
998 |
|
|
|
999 |
TInt count( iFactory.Count() );
|
|
|
1000 |
aNewFocusIndex = Max( 0, Min( aNewFocusIndex, count - 1 ) );
|
|
|
1001 |
|
|
|
1002 |
if ( aNewFocusIndex != iFocusedFieldIndex )
|
|
|
1003 |
{
|
|
|
1004 |
// Get current focused field
|
|
|
1005 |
CESMRField* old = iFactory.Field( iFocusedFieldIndex );
|
|
|
1006 |
|
|
|
1007 |
// Get next focused field
|
|
|
1008 |
CESMRField* field = iFactory.Field( aNewFocusIndex );
|
|
|
1009 |
|
|
|
1010 |
// Do sanity checks
|
|
|
1011 |
while ( aNewFocusIndex < count && !field->IsVisible() )
|
|
|
1012 |
{
|
|
|
1013 |
field = iFactory.Field( aNewFocusIndex++ );
|
|
|
1014 |
}
|
|
|
1015 |
|
|
|
1016 |
if ( !field->IsVisible() )
|
|
|
1017 |
{
|
|
|
1018 |
aNewFocusIndex = iFocusedFieldIndex - 1;
|
|
|
1019 |
while ( aNewFocusIndex > 0 && !field->IsVisible() )
|
|
|
1020 |
{
|
|
|
1021 |
field = iFactory.Field( aNewFocusIndex-- );
|
|
|
1022 |
}
|
|
|
1023 |
}
|
|
|
1024 |
|
|
|
1025 |
ASSERT( field->IsVisible() );
|
|
|
1026 |
|
|
|
1027 |
// Update current and previous item indexes
|
|
|
1028 |
field->SetPreItemIndex( iFocusedFieldIndex );
|
|
|
1029 |
iFocusedFieldIndex = aNewFocusIndex;
|
|
|
1030 |
field->SetCurrentItemIndex( iFocusedFieldIndex );
|
|
|
1031 |
|
|
|
1032 |
// Remove focus from old
|
|
|
1033 |
old->SetOutlineFocusL( EFalse );
|
|
|
1034 |
old->SetFocus( EFalse );
|
|
|
1035 |
old->MoveToScreen( EFalse );
|
|
|
1036 |
|
|
|
1037 |
// update focus index to new index
|
|
|
1038 |
field->SetOutlineFocusL( ETrue );
|
|
|
1039 |
field->SetFocus( ETrue );
|
|
|
1040 |
field->MoveToScreen( ETrue );
|
|
|
1041 |
|
|
|
1042 |
// This handles also scrollbar and physics updating,
|
|
|
1043 |
// if view scrolling is done.
|
|
|
1044 |
ScrollControlVisible( iFocusedFieldIndex );
|
|
|
1045 |
|
|
|
1046 |
DrawDeferred();
|
|
|
1047 |
}
|
|
|
1048 |
}
|
|
|
1049 |
|
|
|
1050 |
|
|
|
1051 |
// ---------------------------------------------------------------------------
|
|
|
1052 |
// CMRFieldContainer::SetScrolling
|
|
|
1053 |
// ---------------------------------------------------------------------------
|
|
|
1054 |
//
|
|
|
1055 |
void CMRFieldContainer::SetScrolling( TBool aScrolling )
|
|
|
1056 |
{
|
|
|
1057 |
FUNC_LOG;
|
|
|
1058 |
|
|
|
1059 |
iScrolling = aScrolling;
|
|
|
1060 |
|
|
|
1061 |
// Move focused field away from screen if container is scrolling.
|
|
|
1062 |
// Otherwise move it to screen.
|
|
|
1063 |
CESMRField* field = iFactory.Field( iFocusedFieldIndex );
|
|
|
1064 |
field->MoveToScreen( !iScrolling );
|
|
|
1065 |
}
|
|
|
1066 |
|
|
|
1067 |
|
|
|
1068 |
// ---------------------------------------------------------------------------
|
|
|
1069 |
// CMRFieldContainer::Draw
|
|
|
1070 |
// ---------------------------------------------------------------------------
|
|
|
1071 |
//
|
|
|
1072 |
void CMRFieldContainer::Draw( const TRect& aRect ) const
|
|
|
1073 |
{
|
|
|
1074 |
FUNC_LOG;
|
|
|
1075 |
|
|
|
1076 |
// Get visible screen area from parent (list pane)
|
|
|
1077 |
TRect parent( Parent()->Rect() );
|
|
|
1078 |
|
|
|
1079 |
// Current container position used to calculate actual field positions
|
|
|
1080 |
TPoint tl( iPosition );
|
|
|
1081 |
|
|
|
1082 |
// Field index to skip
|
|
|
1083 |
TInt fieldToSkip = KErrNotFound;
|
|
|
1084 |
|
|
|
1085 |
if ( !iScrolling )
|
|
|
1086 |
{
|
|
|
1087 |
// Container is not scrolling. Don't draw focused field from buffer
|
|
|
1088 |
fieldToSkip = iFocusedFieldIndex;
|
|
|
1089 |
}
|
|
|
1090 |
|
|
|
1091 |
// Draw all visible fields which are not on screen
|
|
|
1092 |
TInt count( iFactory.Count() );
|
|
|
1093 |
|
|
|
1094 |
for ( TInt i = 0; i < count; ++i )
|
|
|
1095 |
{
|
|
|
1096 |
CESMRField* field = iFactory.Field( i );
|
|
|
1097 |
if ( field->IsVisible() )
|
|
|
1098 |
{
|
|
|
1099 |
// Calculate actual field rect on screen
|
|
|
1100 |
TRect screenRect( tl, field->Size() );
|
|
|
1101 |
|
|
|
1102 |
// Draw field if it intersects with screen visible area
|
|
|
1103 |
if ( i != fieldToSkip
|
|
|
1104 |
&& screenRect.Intersects( parent ) )
|
|
|
1105 |
{
|
|
|
1106 |
field->Draw( screenRect );
|
|
|
1107 |
}
|
|
|
1108 |
// Move next field top left corner
|
|
|
1109 |
tl.iY += screenRect.Height();
|
|
|
1110 |
}
|
|
|
1111 |
}
|
|
|
1112 |
}
|
|
|
1113 |
|
|
|
1114 |
// ---------------------------------------------------------------------------
|
|
|
1115 |
// CMRFieldContainer::ScrollContainer
|
|
|
1116 |
// ---------------------------------------------------------------------------
|
|
|
1117 |
//
|
|
|
1118 |
void CMRFieldContainer::ScrollContainer( const TPoint& aTl )
|
|
|
1119 |
{
|
|
|
1120 |
FUNC_LOG;
|
|
|
1121 |
|
|
|
1122 |
// Set scrolling flag and move focused field off screen
|
|
|
1123 |
SetScrolling( ETrue );
|
|
|
1124 |
// Update control position,
|
|
|
1125 |
// but dont propagate the change to component controls
|
|
|
1126 |
iPosition = aTl;
|
|
|
1127 |
}
|
|
|
1128 |
|
|
|
1129 |
// ---------------------------------------------------------------------------
|
|
|
1130 |
// CMRFieldContainer::Synchronize
|
|
|
1131 |
// ---------------------------------------------------------------------------
|
|
|
1132 |
//
|
|
|
1133 |
void CMRFieldContainer::Synchronize()
|
|
|
1134 |
{
|
|
|
1135 |
FUNC_LOG;
|
|
|
1136 |
|
|
|
1137 |
// Set actual control positions (y-coordinate) to visible fields
|
|
|
1138 |
TPoint tl( iPosition );
|
|
|
1139 |
|
|
|
1140 |
TInt count( iFactory.Count() );
|
|
|
1141 |
|
|
|
1142 |
for ( TInt i = 0; i < count; ++i )
|
|
|
1143 |
{
|
|
|
1144 |
CESMRField* field = iFactory.Field( i );
|
|
|
1145 |
if ( field->IsVisible() )
|
|
|
1146 |
{
|
|
|
1147 |
TPoint pos( field->Position().iX, tl.iY );
|
|
|
1148 |
tl.iY += field->Size().iHeight;
|
|
|
1149 |
field->SetPosition( pos );
|
|
|
1150 |
}
|
|
|
1151 |
}
|
|
|
1152 |
SetScrolling( EFalse );
|
|
|
1153 |
}
|
|
|
1154 |
|
|
|
1155 |
// End of file
|