usbuis/imageprintui/inc/connectionmanager.h
changeset 0 1e05558e2206
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbuis/imageprintui/inc/connectionmanager.h	Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,121 @@
+/*
+* Copyright (c) 2006, 2007 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:  Header file for connectionmanager
+*
+*/
+
+
+#ifndef CONNECTIONMANAGER_H
+#define CONNECTIONMANAGER_H
+
+#include <e32base.h>
+
+class CDpsEngine; 
+class CNotes;
+class CImagePrintUiAppUi;
+
+/**
+* CConnectionManager is an active object that sends an asynchronous request 
+* to know about the connection status.
+*/
+class CConnectionManager : public CActive 
+    {
+        
+public:
+
+    /**
+     * Factory method NewL
+     * @param aAppUi the pointer to the AppUi instance 
+     * @param aEngine    Instance to DpsEngine
+     * @param aNotes     Instance to Notes class
+     * @return           The new object. 
+     */
+    static CConnectionManager* NewL(CImagePrintUiAppUi* aAppUi, 
+    						        CDpsEngine* aEngine, CNotes* aNotes);
+
+   /**
+    * Destructor.
+    */
+   virtual ~CConnectionManager();
+
+   /**
+    * Starts search printer
+    */
+   void StartSearchPrinter();
+
+private: 
+
+//from CActive
+
+    /**
+     *	Implements CActive
+     *	@param none
+     *	@return none
+     */
+    void RunL();
+    
+    /**
+     *  Implements CActive
+     *  @param aError the error returned
+     *  @return error
+     */
+    TInt RunError(TInt aError);
+
+    /**
+     *	Implements CActive
+     *	@param none
+     *	@return none
+     */
+    void DoCancel();
+
+private: 
+
+    /**
+     * Starts listening for notifications. If already listening, nothing 
+     * happens.
+     * @param none
+     * @return none
+     */
+    void StartListening();
+
+    /**
+     * C++ default constructor
+     * @param aAppUi the pointer to the AppUi instance  
+     * @param aEngine   Instance of DpsEngine
+     * @param aNotes     Instance to Notes class
+     */
+    CConnectionManager( CImagePrintUiAppUi* aAppUi, 
+                        CDpsEngine* aEngine, CNotes* aNotes);
+     
+private: //data
+
+
+    CImagePrintUiAppUi* iAppUi;
+
+    /**
+     * Instance to DpsEngine to get connection status
+     * Not own
+     */
+    CDpsEngine* iDpsEngine; 
+
+    TBool iActiveNote;
+    TBool iSetPrintCall;
+    CNotes* iNotes;
+    TInt iPreviousStatus;
+    };
+
+
+#endif      // CONNECTIONMANAGER_H
+
+// End of File