messagingappbase/msgeditor/viewsrc/MsgHeader.cpp
changeset 0 72b543305e3a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingappbase/msgeditor/viewsrc/MsgHeader.cpp	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,311 @@
+/*
+* Copyright (c) 2002 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:  MsgHeader implementation
+*
+*/
+
+
+
+// ========== INCLUDE FILES ================================
+
+#include <eikenv.h>                        // for CEikonEnv
+#include <gulutil.h>                       // for ColorUtils
+#include <AknUtils.h>                      // for AknUtils
+
+#include <applayout.cdl.h>              // LAF
+#include <AknsDrawUtils.h>                 // for Skinned drawing
+
+#include "MsgEditorCommon.h"               //
+#include "MsgHeader.h"                     // for CMsgHeader
+#include "MsgCaptionedHighlight.h"
+#include "MsgDummyHeaderCleaner.h"  
+#include "MsgControlArray.h"               // for CMsgControlArray
+#include "MsgExpandableControl.h"
+#include "MsgEditorPanic.h"                // for CMsgEditor panics
+#include "MsgEditorLogging.h"
+
+// ========== EXTERNAL DATA STRUCTURES =====================
+
+// ========== EXTERNAL FUNCTION PROTOTYPES =================
+
+// ========== CONSTANTS ====================================
+
+// ========== MACROS =======================================
+
+// ========== LOCAL CONSTANTS AND MACROS ===================
+
+// ========== MODULE DATA STRUCTURES =======================
+
+// ========== LOCAL FUNCTION PROTOTYPES ====================
+
+// ========== LOCAL FUNCTIONS ==============================
+
+// ========== MEMBER FUNCTIONS =============================
+
+// ---------------------------------------------------------
+// CMsgHeader::CMsgHeader
+//
+// Constructor.
+// ---------------------------------------------------------
+//
+CMsgHeader::CMsgHeader( const TMargins& aMargins )
+    : CMsgFormComponent( aMargins )
+    {
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::~CMsgHeader
+//
+// Destructor.
+// ---------------------------------------------------------
+//
+CMsgHeader::~CMsgHeader()
+    {
+    AknsUtils::DeregisterControlPosition( iFrame );
+    delete iFrame;
+    delete iHeaderCleaner;
+    AknsUtils::DeregisterControlPosition( this );
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::NewL
+//
+// Factory method that creates this control.
+// ---------------------------------------------------------
+//
+CMsgHeader* CMsgHeader::NewL( const CCoeControl& aParent, const TMargins& aMargins )
+    {
+    CMsgHeader* self = new ( ELeave ) CMsgHeader( aMargins );
+
+    CleanupStack::PushL( self );
+    self->ConstructL( aParent );
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::ConstructL
+//
+// 2nd phase constructor.
+// ---------------------------------------------------------
+//
+void CMsgHeader::ConstructL( const CCoeControl& aParent )
+    {
+    CMsgFormComponent::BaseConstructL( aParent );
+    
+    iFrame = CMsgCaptionedHighlight::NewL( *this );
+    
+    iHeaderCleaner = new (ELeave) CMsgDummyHeaderCleaner(this);
+    iHeaderCleaner->ConstructL();
+    
+#ifdef RD_SCALABLE_UI_V2
+    User::LeaveIfError( iFrame->SetHitTest( this ) );
+    User::LeaveIfError( iHeaderCleaner->SetHitTest( this ) );
+#endif // RD_SCALABLE_UI_V2
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::SetAndGetSizeL
+//
+// Calculates and sets the size for the header and returns new size as reference
+// aSize. If aInit == ETrue, sets also size for the controls by calling their
+// SetAndGetSizeL functions.
+// ---------------------------------------------------------
+//
+void CMsgHeader::SetAndGetSizeL( TSize& aSize, TBool aInit )
+    {
+    aSize = MsgEditorCommons::MsgHeaderPane().Size();
+
+    TInt numberOfControls( iControls->Count() );
+    iMargins.iTop = 0;
+    iMargins.iBottom = numberOfControls ? MsgEditorCommons::MsgBaseLineDelta() : 
+                                          0;
+                                          
+    TInt marginsDeltaHeight = iMargins.iTop + iMargins.iBottom;
+    TInt marginsDeltaWidth = iMargins.iLeft + iMargins.iRight;
+    TSize headerSize( aSize.iWidth, marginsDeltaHeight );
+    TSize controlSize( 0, 0 );
+
+    controlSize.iWidth = aSize.iWidth - marginsDeltaWidth;
+    CMsgBaseControl* control = NULL;
+    TInt minimumHeigth = marginsDeltaHeight;
+
+    for ( TInt cc = 0; cc < numberOfControls; cc++ )
+        {
+        controlSize.iHeight = aSize.iHeight;
+        control = (*iControls)[cc];
+
+        if ( aInit )
+            {
+            control->SetAndGetSizeL( controlSize );
+            }
+        else
+            {
+            controlSize = control->Size();
+            }
+
+        headerSize.iHeight += control->DistanceFromComponentAbove() + controlSize.iHeight /* + 1 */;
+        minimumHeigth += control->DistanceFromComponentAbove() + control->MinimumSize().iHeight /* + 1 */;
+
+        //MEBLOGGER_WRITEF(_L("MEB: CMsgHeader::SetAndGetSizeL: headerSize.iHeight %d "), headerSize.iHeight);
+        }
+
+    if ( minimumHeigth < marginsDeltaHeight )
+        // make top margin higher if there is no space for the icon
+        {
+        TInt additionalTopMargin = marginsDeltaHeight - minimumHeigth;
+        headerSize.iHeight += additionalTopMargin;
+        iMargins.iTop += additionalTopMargin;
+        }
+
+    SetSizeWithoutNotification( headerSize );
+    aSize = headerSize;
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::CountComponentControls
+//
+// Returns a number of controls.
+// ---------------------------------------------------------
+//
+TInt CMsgHeader::CountComponentControls() const
+    {
+    // Component controls + iFrame + iHeaderCleaner
+    return ( CMsgFormComponent::CountComponentControls() + 1 + 1);
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::ComponentControl
+//
+// Returns a control of index aIndex.
+// ---------------------------------------------------------
+//
+CCoeControl* CMsgHeader::ComponentControl( TInt aIndex ) const
+    {
+    // The order of component is important as now the frame gets drawn
+    // before the editor edwins. In the end iHeaderCleaner 
+    // cleans the top of the display
+    TInt compCount = CMsgFormComponent::CountComponentControls();
+    // Component controls + iFrame 
+    __ASSERT_DEBUG( aIndex < compCount + 1 + 1,
+        Panic( EMsgIncorrectComponentIndex ) );
+
+    if ( aIndex == 0 )
+        {
+        return iFrame;
+        }
+
+    if ( aIndex <= compCount )
+        {
+        return CMsgFormComponent::ComponentControl( aIndex-1 );
+        }
+        
+    if ( aIndex == compCount +1 )
+        {
+        return iHeaderCleaner;
+        }
+
+    return NULL;
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::HitRegionContains
+// 
+// Note! CONE will do final verification if control is really hit so
+//       not need to do it here.
+// ---------------------------------------------------------
+//
+TBool CMsgHeader::HitRegionContains( const TPoint& /*aPoint*/, 
+                                     const CCoeControl& /*aControl*/ ) const
+    {
+    return EFalse;
+    }
+
+// ---------------------------------------------------------
+// CMsgHeader::SizeChanged
+//
+// Sets new position for all the controls.
+// ---------------------------------------------------------
+//
+void CMsgHeader::SizeChanged()
+    {
+    MEBLOGGER_ENTERFN( "CMsgHeader::SizeChanged" );
+
+    CMsgFormComponent::SizeChanged();
+    TRect rect = Rect( );
+	iFrame->SetRect( rect );
+	iHeaderCleaner->SetRect( rect );
+    AknsUtils::RegisterControlPosition( iFrame );
+    AknsUtils::RegisterControlPosition( this );
+
+    // Resize also the frame control around the focused editor
+    CMsgBaseControl* ctrl = FocusedControl();
+    if( ctrl )
+        {
+        switch( ctrl->ControlType( ) )
+            { // HandleFrameSizeChange should be called only for expandable and address controls
+            case EMsgExpandableControl:
+            case EMsgAddressControl:
+            case EMsgAttachmentControl:
+                {
+                (static_cast<CMsgExpandableControl*>(ctrl))->HandleFrameSizeChange( );    
+                break;
+                }
+            default: // don't call it for example for body control as there's no frame
+                break;
+            }
+        }
+
+    MEBLOGGER_LEAVEFN( "CMsgHeader::SizeChanged" );
+    }
+
+// ---------------------------------------------------------
+// CMsgFormComponent::FocusChanged
+//
+// Sets focus off or on if this form component lost focus or gets focused.
+// ---------------------------------------------------------
+//
+void CMsgHeader::FocusChanged( TDrawNow /*aDrawNow*/ )
+    {
+    CMsgFormComponent::FocusChanged( ENoDrawNow );
+    DrawNow();
+    }
+
+
+// ---------------------------------------------------------
+// CMsgHeader::Draw
+//
+// Draws the header.
+// ---------------------------------------------------------
+//
+void CMsgHeader::Draw( const TRect& /*aRect*/ ) const
+    {
+    CWindowGc& gc = SystemGc();
+    TRect rect( Rect() );
+
+    if ( !AknsDrawUtils::Background( AknsUtils::SkinInstance(), 
+                                     AknsDrawUtils::ControlContext( this ), 
+                                     this, 
+                                     gc, 
+                                     rect ) )
+        {
+	    gc.SetBrushColor( AKN_LAF_COLOR( 0 ) );
+		gc.SetBrushStyle( CGraphicsContext::ESolidBrush );
+		gc.SetPenStyle( CGraphicsContext::ENullPen );
+		gc.DrawRect( rect );
+		}
+    }
+
+//  End of File