mpxplugins/viewplugins/views/commoncontainer/src/mpxcommoncontainerssearchfieldwrapper.cpp
changeset 0 ff3acec5bc43
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mpxplugins/viewplugins/views/commoncontainer/src/mpxcommoncontainerssearchfieldwrapper.cpp	Thu Dec 17 08:45:05 2009 +0200
@@ -0,0 +1,240 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Wrapper class for Search Field. Handles search field
+*                activation, deactivation and size. Wrapper is a window owning
+*                control.
+*
+*/
+
+
+#include <aknutils.h>
+#include <aknlayoutscalable_avkon.cdl.h>
+#include "mpxcommoncontainersearchfieldwrapper.h"
+#include "mpxcommoncontainersearchfield.h"
+
+// CONSTANTS
+_LIT( KMPXCommonContainerPanic, "MPX Common Container" );
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+CMPXCommonContainerSearchFieldWrapper::CMPXCommonContainerSearchFieldWrapper(
+    MMPXCommonContainerSearchFieldObserver* aObserver )
+    : iObserver( aObserver )
+    {
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+CMPXCommonContainerSearchFieldWrapper* CMPXCommonContainerSearchFieldWrapper::NewL(
+    MMPXCommonContainerSearchFieldObserver* aObserver )
+    {
+    CMPXCommonContainerSearchFieldWrapper* self
+        = new (ELeave) CMPXCommonContainerSearchFieldWrapper( aObserver );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+void CMPXCommonContainerSearchFieldWrapper::ConstructL()
+    {
+    CreateWindowL();
+    iSearchField = CMPXCommonContainerSearchField::NewL( this );
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+CMPXCommonContainerSearchFieldWrapper
+        ::~CMPXCommonContainerSearchFieldWrapper()
+    {
+    if ( iSearchField )
+        {
+        if ( IsSearchFieldActive() )
+            {
+            CCoeEnv::Static()->AppUi()->RemoveFromStack( iSearchField );
+            }
+        }
+    delete iSearchField;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+TBool CMPXCommonContainerSearchFieldWrapper::IsSearchFieldActive()
+    {
+    return iSearchField->IsVisible();
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+void CMPXCommonContainerSearchFieldWrapper::ActivateSearchFieldL()
+    {
+    MakeVisible( ETrue );
+    CCoeEnv::Static()->AppUi()->RemoveFromStack( iSearchField );
+    CCoeEnv::Static()->AppUi()->AddToStackL( iSearchField,
+            ECoeStackPriorityMenu );
+    iSearchField->ActivateL();
+    iSearchField->MakeVisible( ETrue );
+    iSearchField->SetFocus( ETrue );
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+void CMPXCommonContainerSearchFieldWrapper::DeactivateSearchField()
+    {
+    iSearchField->MakeVisible( EFalse );
+    iSearchField->SetFocus( EFalse );
+    MakeVisible( EFalse );
+    CCoeEnv::Static()->AppUi()->RemoveFromStack( iSearchField );
+    TRAP_IGNORE( FindKeywordL( KNullDesC ) );
+    }
+
+// --------------------------------------------------------------------------
+// Returns rectangle for list, based on view's client rectangle. Handles both
+// the case when Search Field is visible and the case when it's invisible.
+// --------------------------------------------------------------------------
+//
+TRect CMPXCommonContainerSearchFieldWrapper::GetListRect(
+        TBool aSearchVisible, TRect aClientRect )
+    {
+    TRect listRect = aClientRect;
+
+    SetClientRect( aClientRect ); // Update stored client rect.
+
+    if ( aSearchVisible )
+        {
+        TAknWindowLineLayout layout =
+            AknLayoutScalable_Avkon::popup_find_window().LayoutLine();
+
+        // Height of list is reduced from bottom with size of Search Field.
+        listRect.iBr.iY -= layout.iH;
+
+        __ASSERT_DEBUG( listRect.iBr.iY > 0 && layout.iH > 0,
+                        User::Panic( KMPXCommonContainerPanic, 1 ) );
+        }
+
+    return listRect;
+    }
+
+// --------------------------------------------------------------------------
+// Returns rectangle for Search Field, based on view's client rectangle.
+// Handles both the case when Search Field is visible and the case when it's
+// invisible.
+// --------------------------------------------------------------------------
+//
+TRect CMPXCommonContainerSearchFieldWrapper::GetSearchFieldRect(
+        TBool aSearchVisible, TRect aClientRect )
+    {
+    TRect searchRect = TRect( 0, 0, 0, 0 );
+
+    SetClientRect( aClientRect ); // Update stored client rect.
+
+    if ( aSearchVisible )
+        {
+        TAknWindowLineLayout layout =
+            AknLayoutScalable_Avkon::popup_find_window().LayoutLine();
+
+        // TopLeft of Search Field is based on list's bottom, see GetListRect
+        searchRect.iTl.iX = aClientRect.iTl.iX;
+        searchRect.iTl.iY = aClientRect.iBr.iY - layout.iH;
+
+        // BottomRight of Search Field is at the end of client rectangle.
+        searchRect.iBr.iX = aClientRect.iBr.iX;
+        searchRect.iBr.iY = aClientRect.iBr.iY;
+
+        __ASSERT_DEBUG( searchRect.iTl.iX < searchRect.iBr.iX &&
+                        searchRect.iTl.iY < searchRect.iBr.iY &&
+                        searchRect.iBr.iX > 0 &&
+                        searchRect.iBr.iY > 0 &&
+                        layout.iH > 0,
+                        User::Panic( KMPXCommonContainerPanic, 2 ) );
+        }
+
+    return searchRect;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+void CMPXCommonContainerSearchFieldWrapper::FindKeywordL(
+        const TDesC& aFindWord )
+    {
+    if ( iObserver )
+        {
+        iObserver->NewFilteringWordL( aFindWord );
+        }
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+CCoeControl *CMPXCommonContainerSearchFieldWrapper::ComponentControl(
+        TInt /*aIndex*/ ) const
+    {
+    return iSearchField;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+TInt CMPXCommonContainerSearchFieldWrapper::CountComponentControls() const
+    {
+    return 1;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+TRect& CMPXCommonContainerSearchFieldWrapper::ClientRect()
+    {
+    return iClientRect;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+void CMPXCommonContainerSearchFieldWrapper::SetClientRect(
+        const TRect& aClientRect )
+    {
+    iClientRect = aClientRect;
+    }
+
+// --------------------------------------------------------------------------
+//
+// --------------------------------------------------------------------------
+//
+void CMPXCommonContainerSearchFieldWrapper::SizeChanged()
+    {
+    iSearchField->HandleFindSizeChanged();
+    }