--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/browserui/browser/BrowserAppInc/BrowserWindowManager.h Mon Mar 30 12:49:49 2009 +0300
@@ -0,0 +1,206 @@
+/*
+* 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 "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:
+* Multiple Windows' WindowManager.
+*
+*
+*/
+
+
+#ifndef __MULTIPLE_WINDOWS_WINDOWMANAGER_H__
+#define __MULTIPLE_WINDOWS_WINDOWMANAGER_H__
+
+// INCLUDES FILES
+#include "WmlBrowserBuild.h"
+#include "Preferences.h"
+#include <e32base.h>
+#include <BrCtlDefs.h>
+#include "WindowObserver.h"
+
+// FORWARD DECLARATIONS
+class CBrowserWindow;
+class MApiProvider;
+class CBrowserContentView;
+class MWindowInfoProvider;
+class CWindowInfo;
+class CBrowserWindowQue;
+
+// CLASS DECLARATION
+
+/**
+* Interface to query several API implementations via Window class.
+*
+* @lib Browser.app
+* @since Series 60 3.0
+*/
+class CBrowserWindowManager : public CBase,
+ public MPreferencesObserver
+ {
+ public: // constructors / destructor
+
+ static CBrowserWindowManager* NewLC(
+ MApiProvider& aApiProvider,
+ CBrowserContentView& aContentView,
+ TInt aMaxWindowCount );
+ static CBrowserWindowManager* NewL(
+ MApiProvider& aApiProvider,
+ CBrowserContentView& aContentView,
+ TInt aMaxWindowCount );
+ ~CBrowserWindowManager();
+
+ public: // accessing windows / window data
+
+ TInt WindowCount() const;
+
+ inline TInt MaxWindowCount() const;
+
+ // @returns window object
+ // possible error codes: KErrNotFound, KErrGeneral
+ // searching for a window identified by an Id
+ TInt Window( TInt aWindowId, CBrowserWindow*& aWindow );
+
+ // @returns window object
+ // possible error codes: KErrNotFound, KErrGeneral
+ // searching for a window identified by an Id
+ CBrowserWindow* FindWindowL(
+ const TDesC& aTargetName );
+
+ CBrowserWindow* CurrentWindow() const;
+
+ inline MApiProvider* ApiProvider() const;
+
+ inline CBrowserContentView* ContentView() const;
+
+ CArrayFixFlat<CWindowInfo*>* GetWindowInfoL(
+ MWindowInfoProvider* aWindowInfo );
+
+ inline void SetUserExit( TBool aUserExit );
+
+ void SendCommandToAllWindowsL( TInt aCommand );
+
+ /**
+ * Adds an observer which is notified about window events
+ * @param aObserver The observer which will receive window events.
+ * @since series 60 3.1
+ */
+ void AddObserverL( MWindowObserver* aObserver );
+
+ /**
+ * Removes an observer which won`t be notified about window events.
+ * @param aObserver The observer which will not receive
+ * further window events.
+ * @since 3.1
+ */
+ void RemoveObserver( MWindowObserver* aObserver );
+
+ /**
+ * Notifies the observer about an event.
+ * @param aEvent The type of the event.
+ * @since 3.1
+ */
+ void NotifyObserversL( TWindowEvent aEvent, TInt aWindowId = 0 );
+
+ public: // window management
+
+ // possible leave codes: KErrNoMemory
+ // Window specific settings are read from ApiProvider().Preferences()
+ // based on the current state
+ CBrowserWindow* CreateWindowL(
+ TInt aParentId,
+ const TDesC* aTargetName );
+
+ /**
+ * Deletes a window.
+ * @param aWindowId the window to be deleted
+ * @param aUserInitiated: user or script initiated the process
+ * @return the windowId should be activated or 0
+ */
+ TInt DeleteWindowL( TInt aWindowId, TBool aForceDelete = EFalse );
+
+ // possible leave codes: KErrNotFound
+ TInt SwitchWindowL( TInt aWindowId, TBool aDraw = ETrue );
+
+ // is there any content in the window?
+ inline TBool IsContentExist() const;
+
+ // content was shown in the window
+ inline void SetContentExist( TBool aValue );
+
+ // Sets the type of content in the view
+ void SetCurrentWindowViewState(TBrCtlDefs::TBrCtlState aViewState, TInt aValue);
+
+ //Closes all windows except the current one
+ void CloseAllWindowsExceptCurrent();
+
+ public: // from MPreferencesObserver
+
+ /**
+ * Observer for Preference changes
+ */
+ virtual void HandlePreferencesChangeL(
+ const TPreferencesEvent aEvent,
+ TPreferencesValues& aValues,
+ TBrCtlDefs::TBrCtlSettings aSettingType );
+
+ protected:
+
+ CBrowserWindowManager(
+ MApiProvider& aApiProvider,
+ CBrowserContentView& aContentView,
+ TInt aMaxWindowCount );
+ /**
+ * 2nd phase constructor
+ */
+ void ConstructL();
+
+ // searching for a window identified by its Id and TargetName
+ // returns with the Window
+ TInt Window(
+ TInt aParentId,
+ const TDesC* aTargetName,
+ CBrowserWindow*& aWindow,
+ CBrowserWindowQue* aStartingItem ) const;
+
+ // searching for a window identified by its Id
+ // returns with the Queue element of that Window
+ TInt Window(
+ TInt aWindowId,
+ CBrowserWindowQue*& aWindowQue,
+ CBrowserWindowQue* aStartingItem ) const;
+
+ // really delete a window
+ TInt DeleteOneWindowL( TInt aWindowId );
+
+ // removes already deleted (status) windows from the queue
+ void RemoveDeletedWindowsL();
+
+ private:
+ static TInt iWindowIdGenerator; // for generating window's id
+ MApiProvider* iApiProvider; // not owned
+ CBrowserContentView* iContentView; // not owned
+ TInt iMaxWindowCount;
+ TInt iWindowCount;
+ TInt iDeletedWindowCount;
+ CBrowserWindowQue* iWindowQueue; // head of the windows
+ CBrowserWindowQue* iCurrentWindow; // points to the current window
+ TBool iUserExit;
+ TBool iIsContentExist;
+ CArrayPtrFlat< MWindowObserver >* iObservers;
+ };
+
+#include "BrowserWindowManager.inl"
+
+#endif // __MULTIPLE_WINDOWS_WINDOWMANAGER_H__
+
+// End of File