--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/idlehomescreen/nativeuicontroller/src/aistyluspopupmenucontent.cpp Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,310 @@
+/*
+* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: Content that is shown inside a stylus popup menu.
+*
+*/
+
+
+#include <aknbutton.h>
+#include <eikon.hrh>
+#include <aknlayoutscalable_avkon.cdl.h>
+
+#include "aistyluspopupmenucontent.h"
+
+const TInt KItemArrayGranularity = 10;
+
+// Item shown or dimmed
+const TInt KShown = 0;
+const TInt KHidden = 0x02;
+
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor
+// ---------------------------------------------------------------------------
+//
+CAiStylusPopUpMenuContent::CAiStylusPopUpMenuContent() :
+ iItems( KItemArrayGranularity ),
+ iCommands( KItemArrayGranularity )
+ {
+
+ }
+
+
+// ---------------------------------------------------------------------------
+// CAiStylusPopUpMenuContent::ConstructL
+// ---------------------------------------------------------------------------
+//
+void CAiStylusPopUpMenuContent::ConstructL()
+ {
+ for ( TInt i=0; i<KAiStylusMenuMaxItems; i++ )
+ {
+ iVisibility[i] = KShown;
+ }
+ }
+
+
+// ---------------------------------------------------------------------------
+// CAiStylusPopUpMenuContent::NewL
+// ---------------------------------------------------------------------------
+//
+CAiStylusPopUpMenuContent* CAiStylusPopUpMenuContent::NewL()
+ {
+ CAiStylusPopUpMenuContent* self = CAiStylusPopUpMenuContent::NewLC();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+
+// ---------------------------------------------------------------------------
+// CAiStylusPopUpMenuContent::NewLC
+// ---------------------------------------------------------------------------
+//
+CAiStylusPopUpMenuContent* CAiStylusPopUpMenuContent::NewLC()
+ {
+ CAiStylusPopUpMenuContent* self =
+ new ( ELeave ) CAiStylusPopUpMenuContent;
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ return self;
+ }
+
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CAiStylusPopUpMenuContent::~CAiStylusPopUpMenuContent()
+ {
+ iItems.ResetAndDestroy();
+ iCommands.Reset();
+ }
+
+
+// ---------------------------------------------------------------------------
+// Adds a new menu item to the array of items.
+// ---------------------------------------------------------------------------
+//
+void CAiStylusPopUpMenuContent::AddMenuItemL( const TDesC& aItem,
+ const TInt aCommandId, MCoeControlObserver& aObserver )
+ {
+ if ( iItems.Count() >= KAiStylusMenuMaxItems )
+ {
+ return;
+ }
+ TInt flags = 0;
+ flags = KAknButtonTextLeft | KAknButtonSizeFitText | KAknButtonNoFrame;
+ CAknButton* item = CAknButton::NewL( NULL, NULL, NULL, NULL, aItem,
+ KNullDesC, flags, 0 );
+
+ item->SetTextFont( AknLayoutUtils::FontFromId(
+ AknLayoutScalable_Avkon::
+ list_single_popup_submenu_pane_t1( 0 ).LayoutLine().FontId() ) );
+ item->SetBackground( Background() );
+ item->SetObserver( &aObserver );
+ iItems.Append( item );
+ iCommands.Append( aCommandId );
+ SizeChanged();
+ }
+
+
+// ---------------------------------------------------------------------------
+// Removes the menu item based on the given command id and frees the
+// memory occupied by it.
+// ---------------------------------------------------------------------------
+//
+void CAiStylusPopUpMenuContent::RemoveMenuItem( const TInt aCommandId )
+ {
+ TInt itemIndex;
+ for ( itemIndex = 0; itemIndex < iItems.Count(); itemIndex++ )
+ {
+ if ( iCommands[itemIndex] == aCommandId )
+ {
+ delete iItems[itemIndex];
+ iItems.Remove( itemIndex );
+ iCommands.Remove( itemIndex );
+ iVisibility[itemIndex] = KShown;
+ break;
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Hides / unhides the menu item based on the given command id
+// ---------------------------------------------------------------------------
+//
+void CAiStylusPopUpMenuContent::SetItemDimmed( const TInt aCommandId, const TBool aDimmed )
+ {
+ TInt itemIndex;
+ for ( itemIndex = 0; itemIndex < iItems.Count(); itemIndex++ )
+ {
+ if ( iCommands[itemIndex] == aCommandId )
+ {
+ if ( aDimmed )
+ {
+ iVisibility[itemIndex] = KHidden;
+ }
+ else
+ {
+ iVisibility[itemIndex] = KShown;
+ }
+ SizeChanged();
+ }
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Returns the command id of the specified menu item.
+// ---------------------------------------------------------------------------
+//
+TInt CAiStylusPopUpMenuContent::CommandId( CCoeControl* aControl ) const
+ {
+ TInt retVal = 0;
+ for ( TInt i = 0; i < iItems.Count(); i++ )
+ {
+ if ( iItems[i] == aControl )
+ {
+ retVal = iCommands[i];
+ }
+ }
+ return retVal;
+ }
+
+
+// ---------------------------------------------------------------------------
+// From class CCoeControl
+// Calculates the total size needed to display the items.
+// ---------------------------------------------------------------------------
+//
+TSize CAiStylusPopUpMenuContent::MinimumSize()
+ {
+ TInt totalHeight = 0; // height of all menu items combined.
+ TInt width = 0; // Width of the widest menu item.
+ TSize itemSize;
+
+ for ( TInt i = 0; i < iItems.Count(); i++ )
+ {
+ if ( iVisibility[i] == KShown )
+ {
+ itemSize = iItems[i]->MinimumSize();
+ if ( itemSize.iWidth > width )
+ {
+ width = itemSize.iWidth;
+ }
+ totalHeight += itemSize.iHeight;
+ }
+ }
+ return TSize( width, totalHeight );
+ }
+
+
+// ---------------------------------------------------------------------------
+// From class CCoeControl
+// CAiStylusPopUpMenuContent::CountComponentControls
+// ---------------------------------------------------------------------------
+//
+TInt CAiStylusPopUpMenuContent::CountComponentControls() const
+ {
+ TInt count ( 0 );
+
+ for ( TInt i = 0; i < iItems.Count(); i++ )
+ {
+ if ( iVisibility[i] == KShown )
+ {
+ count++;
+ }
+ }
+ return count;
+ }
+
+
+// ---------------------------------------------------------------------------
+// From class CCoeControl
+// CAiStylusPopUpMenuContent::ComponentControl
+// ---------------------------------------------------------------------------
+//
+CCoeControl* CAiStylusPopUpMenuContent::ComponentControl(
+ TInt aIndex ) const
+ {
+ TInt count ( 0 );
+
+ for ( TInt i = 0; i< iItems.Count(); i++ )
+ {
+ // Skip dimmed item(s)
+ if ( iVisibility[i] == KShown )
+ {
+ if ( count == aIndex )
+ {
+ return iItems[i];
+ }
+ count++;
+ }
+ }
+
+ // Should never come here
+ return NULL;
+ }
+
+
+// ---------------------------------------------------------------------------
+// From class CCoeControl
+// CAiStylusPopUpMenuContent::HandleResourceChange
+// ---------------------------------------------------------------------------
+//
+void CAiStylusPopUpMenuContent::HandleResourceChange( TInt aType )
+ {
+ CCoeControl::HandleResourceChange( aType );
+
+ if ( aType == KAknsMessageSkinChange )
+ {
+ // Implementation when graphics are ready.
+ }
+ else if ( aType == KEikDynamicLayoutVariantSwitch )
+ {
+ SizeChanged();
+ }
+ }
+
+
+// ---------------------------------------------------------------------------
+// From class CCoeControl
+// CAiStylusPopUpMenuContent::SizeChanged
+// ---------------------------------------------------------------------------
+//
+void CAiStylusPopUpMenuContent::SizeChanged()
+ {
+ if ( iItems.Count() == 0 )
+ {
+ return;
+ }
+ // Note: LAF data missing at the moment
+ TRect rect = Rect();
+ TInt itemHeight = iItems[0]->Size().iHeight;
+ TPoint topLeft = rect.iTl;
+ TSize itemSize( 0, 0 );
+
+ // Position items starting from the topmost item
+ for ( TInt i = 0; i < iItems.Count(); i++ )
+ {
+ // Skip hidden item(s)
+ if ( iVisibility[i] == KShown )
+ {
+ // CAknButton::MinimumSize returns the size needed by the item text.
+ itemSize = iItems[i]->MinimumSize();
+ iItems[i]->SetRect( TRect( topLeft, itemSize ) );
+ topLeft.iY += itemHeight; // Move next item down.
+ }
+ }
+ }