epoc32/include/mw/akncontext.h
branchSymbian2
changeset 2 2fe1408b6811
parent 1 666f914201fb
child 4 837f303aceeb
--- a/epoc32/include/mw/akncontext.h	Tue Nov 24 13:55:44 2009 +0000
+++ b/epoc32/include/mw/akncontext.h	Tue Mar 16 16:12:26 2010 +0000
@@ -1,1 +1,193 @@
-akncontext.h
+/*
+* 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 the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
+* which accompanies this distribution, and is available
+* at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*     A default control in the status pane's context pane.
+*     
+*
+*/
+
+
+#ifndef AKNCONTEXT_H
+#define AKNCONTEXT_H
+
+#include <AknControl.h>
+
+class CEikImage;
+class CAknContextPaneExtension;
+
+/**
+ * A default control in the status pane's context pane.
+ */
+class CAknContextPane : public CAknControl
+	{
+public:
+
+    DECLARE_TYPE_ID(0x101F8741) 
+
+public:
+    
+    /**
+    * Standard constructor
+    */
+    IMPORT_C CAknContextPane();
+    
+    /**
+    * Destructor
+    */
+    IMPORT_C ~CAknContextPane();
+    
+    /** 
+    * 2nd phase construction
+    *
+    */
+    IMPORT_C void ConstructL();
+    
+    /** 
+    * Construct from resources.
+    * @param aReader resource reader.
+    */
+    IMPORT_C void ConstructFromResourceL(TResourceReader& aReader);
+    
+    /**
+    * Sets bitmap with mask to the context pane and shows it in the status pane's 
+    * context pane. Context pane object takes ownership of the bitmap.
+    * @param aBitmap new bitmap to the context pane.
+    * @param aMaskBitmap mask of the bitmap.
+    */
+    IMPORT_C void SetPicture(const CFbsBitmap* aBitmap, 
+        const CFbsBitmap* aMaskBitmap = NULL);
+    
+    /**
+    * Sets bitmap to the context pane and shows it in the status pane's 
+    * context pane. Context pane object takes ownership of the bitmap.
+    * @param aImage new bitmap and its mask.
+    */
+    IMPORT_C void SetPicture(CEikImage* aImage);
+    
+    /**
+    * Sets bitmap to the context pane from file and shows it in the status pane's 
+    * context pane.
+    * @param aFileName name of the bitmap file.
+    * @param aMainId id of the bitmap in the bitmap file.
+    * @param aMaskId id of the bitmap's mask in the bitmap file.
+    */
+    IMPORT_C void SetPictureFromFileL(const TDesC& aFileName, 
+                                                               TInt aMainId, TInt aMaskId = -1);
+    
+    /**
+    * Set data from resource file and show it in the status pane's context pane.
+    */
+    IMPORT_C void SetFromResourceL(TResourceReader& aReader);
+    
+    /**
+    * Show context pane's default bitmap. Application's AIF file icon is used if it exists.
+    */
+    IMPORT_C void SetPictureToDefaultL();
+    
+    /**
+    * Returns a reference to the current context pane bitmap. The reference is lost when
+    * context pane bitmap is changed with any Set -method including 
+    * SetPictureToDefaultL and SwapPicture)
+    * @return Reference to the current context pane bitmap.
+    */
+    IMPORT_C const CEikImage& Picture() const;
+    
+    /**
+    * Sets bitmap with mask to the context pane and shows it in the status pane's 
+    * context pane. Context pane object takes ownership of the bitmap.
+    * Old bitmap is returned and the caller is responsible of deleting the returned object.
+    * @param aNewImage new bitmap to the context pane. This object takes ownership of aNewImage.
+    * @return Previous context pane bitmap. The caller is responsible of deleting the returned object.
+    */
+    IMPORT_C CEikImage* SwapPicture(CEikImage* aNewImage);
+
+    /** 
+    * Set the background type. This method is used by the UI framework for 
+    * for syncronizing this components background type with navipane 
+    * background type.
+    * 
+    * Available backgroud types are:
+    *      EAknNaviPaneBackgroundTypeNotDefined  
+    *      EAknNaviPaneBackgroundTypeWipe        
+    *      EAknNaviPaneBackgroundTypeSolid       
+    *
+    * @param aType Background type.
+    */
+    void SetNaviPaneBackgroundType(TInt aType);
+
+    /**
+     * From CCoeControl.     
+     * Handles pointer events
+     */
+    IMPORT_C void HandlePointerEventL(const TPointerEvent& aPointerEvent);
+    
+protected: // from CCoeControl
+
+    /**
+    * From CCoeControl. Handle the size change events.
+    */
+    IMPORT_C virtual void SizeChanged();
+
+    /**
+	 * Handles a change to the control's resources of type aType
+	 * which are shared across the environment, e.g. color scheme change.
+	 * @param aType Event type.
+	 */
+    IMPORT_C virtual void HandleResourceChange(TInt aType);
+
+    /**
+    * From CCoeControl. Returns number of controls inside the context pane control.
+    * @return Number of component controls.
+    */
+    IMPORT_C virtual TInt CountComponentControls() const;
+
+    /**
+    * From CCoeControl. Returns a control determined by control id.
+    * @param anIndex Index of a control to be returned.
+    * @return Pointer to control
+    */
+    IMPORT_C virtual CCoeControl* ComponentControl(TInt aIndex) const;
+
+private: // new functions
+    void CommonConstructL();
+    
+    /** 
+    * Returns application's Uid. In embedded applications, root application's Uid is returned.
+    * @return Application's Uid. Root application's Uid is returned in embedded applications.
+    */
+    TUid AppUid();
+    void ReadFromResourceFileL(TResourceReader& aReader);
+    void LoadNaviWipeBitmapL();
+    void InitL();
+    void SetPictureSize(CFbsBitmap* aPicture, TSize aSize);
+
+private: // From CCoeControl
+    IMPORT_C virtual void Draw(const TRect& aRect) const;
+
+private:
+    /**
+    * From CAknControl
+    */
+    IMPORT_C void* ExtensionInterface( TUid aInterface );
+
+protected:
+    // from CCoeControl
+    TTypeUid::Ptr MopSupplyObject(TTypeUid aId);
+
+private:
+    CAknContextPaneExtension* iExtension;
+	};
+
+
+#endif // AKNCONTEXT_H