mmsdemo1appui.h

这是一个在symbian操作系统下编写的发送彩信的程序。

/*
* ============================================================================
*  Name     : CMMSDemo1AppUi from MMSDemo1AppUi.h
*  Part of  : MMSDemo1
*  Created  : 28.10.2002 by Forum Nokia
*  Description:
*     Declares UI class for application.
*  Version  :
*  Copyright: Nokia Corp. 2003
* ============================================================================
*/

#ifndef MMSDEMO1APPUI_H
#define MMSDEMO1APPUI_H

// INCLUDES
#if !defined(__EIKAPP_H__)
#include <eikapp.h>
#endif

#if !defined(__EIKDOC_H__)
#include <eikdoc.h>
#endif

#if !defined(__E32STD_H__)
#include <e32std.h>
#endif

#if !defined(__COECCNTX_H__)
#include <coeccntx.h>
#endif

#if !defined(__AKNVIEWAPPUI_H__)
#include <aknviewappui.h>
#endif

#if !defined(__AKNTABGRP_H__)
#include <akntabgrp.h>
#endif

#if !defined(__AKNNAVIDE_H__)
#include <aknnavide.h>
#endif

#if !defined(__MSVSTD_H__)
#include <msvstd.h>         // for TMsvId
#endif

#include "MmsDemo1.hrh"     // own constants

// FORWARD DECLARATIONS
class CMMSDemo1MainContainer;
class CMMSDemo1Engine;
class CMMSDemo1Form;


// CONSTANTS

// CLASS DECLARATION

/**
* Application UI class.
* Provides support for the following features:
* - EIKON control architecture
* - view architecture
* - status pane
* 
*/
class CMMSDemo1AppUi : public CAknAppUi
    {
    public: // Constructors and destructor

        /**
        * EPOC default constructor.
        */      
        void ConstructL();

        /**
        * Destructor.
        */      
        ~CMMSDemo1AppUi();

        /**
        * From CEikAppUi, takes care of command handling.
        * @param aCommand command to be handled
        */
        void HandleCommandL(TInt aCommand);

        // Method to open a file (attachment) passed
        // in by a caller application when opening a .WAD extension
        void OpenFileL(const TDesC& aFileName);

    private:
        // From MEikMenuObserver
        void DynInitMenuPaneL(TInt aResourceId,CEikMenuPane* aMenuPane);

    private: // New functions
        //
        // Read all MMS messages in a given folder
        void ReadMessagesL(TMsvId aFolder);
        //
        // Reading is done in 2 phases and this method completes
        // this "operation".
        TMsvId CompleteReadL();
        //
        // Lets user select and delete messages from a folder
        void DeleteMessagesL(TMsvId aFolder);
        //
        // Lets user select and open a message
        void OpenMessageL();
        //
        // Start writing a new message data 
        // (actual message entry is created just before sending)
        void WriteMessageL();
        //
        // Create a reply to a message (current)
        void ReplyL();
        //
        // Create a forward to a message (current)
        void ForwardL();
        //
        // Create message (if not yet created) and send
        void SendMessageL();
        //
        // When opening messages etc. local descriptors and UI fields
        // are being updated here.
        void UpdateDescriptorsL();

    private:

        /**
        * From CEikAppUi, handles key events.
        * @param aKeyEvent Event to handled.
        * @param aType Type of the key event. 
        * @return Response code (EKeyWasConsumed, EKeyWasNotConsumed). 
        */
        virtual TKeyResponse HandleKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);

    private: // Data
        CMMSDemo1Form*                  iForm;          // message editor/viewer form
        CMMSDemo1Engine*                iMmsEngine;
        CMsvEntrySelection*             iSelection;     // storage class for reading messages
        TMsvId                          iMsgId;         // current message identifier
        TInt                            iFunctionId;    // for passing id of the function-to-call after read operation
        TBool                           iListOpen;      // flag that tells that the msg selection list is open

        TBool                           iForward;       // Status of this flag is checked when sending a message
        TBool                           iReply;         // Status of this flag is checked when sending a message

        TBool                           iMessageOpen;   // flag that is true if a message has been opened 
        TInt                            iListIndex;     // index used to get selection info from the user
        TInt                            iFormReply;     // To keep track which button was pressed
                                                        // on the selection list.

        CMMSDemo1MainContainer*         iContainer;     // UI container (used when opening message as embedded from
                                                        // the Messaging application)

        // data field storage
        TBuf<EMMSDemo1EdwinMaxLength> iUrl;
        TBuf<EMMSDemo1EdwinMaxLength> iDesc;
        TBuf<EMMSDemo1EdwinMaxLength> iTo;
		TBuf<EMMSDemo1EdwinMaxLength> iCc;

        // UI stuff
        CAknNavigationControlContainer* iNaviPane;
		CAknNavigationDecorator* iNaviDecorator;

        // true if app was opened as embedded upon the Messaging app.
        TBool iEmbedded;
    };

#endif

// End of File