os/graphics/graphicscomposition/surfaceupdate/tsrc/twindows.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     1 // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
     2 // All rights reserved.
     3 // This component and the accompanying materials are made available
     4 // under the terms of "Eclipse Public License v1.0"
     5 // which accompanies this distribution, and is available
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
     7 //
     8 // Initial Contributors:
     9 // Nokia Corporation - initial contribution.
    10 //
    11 // Contributors:
    12 //
    13 // Description:
    14 //
    15 
    16 
    17 
    18 /**
    19  @file
    20  @test
    21  @internalComponent - Internal Symbian test code 
    22 */
    23 
    24 #ifndef __TWINDOWS_H__
    25 #define __TWINDOWS_H__
    26 
    27 #include <e32base.h>
    28 
    29 class TWsEvent;
    30 class TWsRedrawEvent;
    31 class RWindowTreeNode;
    32 class RWindow;
    33 class RWindowGroup;
    34 class RBlankWindow;
    35 class RBackedUpWindow;
    36 class RWsSession;
    37 class CWindowGc;
    38 class CWsScreenDevice;
    39 
    40 /**
    41  * The class handles redrawing of the window tree node standard class 
    42  */
    43 class CTWindowTreeNode : public CBase
    44 	{
    45 public:
    46 	virtual void Event(TWsEvent & aEvent) = 0;
    47 	virtual void Redraw(TWsRedrawEvent & aEvent) = 0;
    48 	virtual RWindowTreeNode* WindowTreeNode() 	{ return iWin; }
    49 protected:
    50 	RWindowTreeNode* iWin;
    51 	};
    52 
    53 /**
    54  * The class handles redrawing of the window window group
    55  */
    56 class CTWindowGroup : public CTWindowTreeNode
    57 	{
    58 public:
    59 	static CTWindowGroup* NewL(RWsSession& aWs, CWsScreenDevice* aScreenDevice);
    60 	~CTWindowGroup();
    61 	void Event(TWsEvent & aEvent);
    62 	void Redraw(TWsRedrawEvent & aEvent);
    63 	RWindowGroup* WindowGroup() { return reinterpret_cast<RWindowGroup*>(iWin); }
    64 private:
    65 	CTWindowGroup();
    66 	void ConstructL(RWsSession & aWs, CWsScreenDevice* aScreenDevice);
    67 	};
    68 
    69 /**
    70  * Base class for windows.
    71  */
    72 class CTWindow : public CTWindowTreeNode
    73 	{
    74 public:
    75 	static CTWindow* NewL(RWsSession& aWs, CTWindowTreeNode& aGroup, CWindowGc& aGc);
    76 	~CTWindow();
    77 	void Event(TWsEvent & aEvent);
    78 	void Redraw(TWsRedrawEvent & aEvent);
    79 	RWindow* Window() { return reinterpret_cast<RWindow*>(iWin); }
    80 	virtual void Draw();
    81 private:
    82 	CWindowGc& iGc;
    83 private:
    84 	CTWindow(CWindowGc& aGc);
    85 	void ConstructL(RWsSession& aWs, CTWindowTreeNode& aGroup);
    86 	};
    87 
    88 #endif //__TWINDOWS_H__