ansphoneappui.cpp

s60 接打电话代码,很有学习价值的,可以移植到不同平台

/**
*
* @brief Definition of CAnsPhoneAppUi
*
* Copyright (c) EMCC Software Ltd 2003
* @version 1.0
*/

#include "AnsPhoneAppUi.h"

#include <uikon.hrh>			// EEikCmdExit
#include <eikmenup.h>
#include <eikbtgpc.h>
#include <AnsPhone.rsg>
#include "AnsPhone.hrh"			// menu commands
#include "AnsPhoneView.h"		// CAnsPhoneAppView
#include "AnsPhoneApplication.h"	// app uid


CAnsPhoneAppUi::~CAnsPhoneAppUi()
	{
    if (iView)
        {
	    RemoveFromStack(iView);
	    delete iView;
        }
	}

void CAnsPhoneAppUi::ConstructL()
    {
    BaseConstructL();

	iView = CAnsPhoneView::NewL(ClientRect());
	iView->SetMopParent(this);
	AddToStackL(iView);

	Cba()->MakeVisible(ETrue);
	}

/////////////////////////////////////
// command functions
//
/////////////////////////////////////

void CAnsPhoneAppUi::HandleCommandL(TInt aCommand)
	{
	switch(aCommand)
		{
		case EAknSoftkeyExit:
		case EAknSoftkeyBack:
			Exit();
			break;
		case EAnsPhoneMenuAnsweringStart:
			iView->AnsweringStartL();
			break;
		case EAnsPhoneMenuAnsweringStop:
			iView->AnsweringStopL();
			break;
		case EAnsPhoneMenuMessagesView:
			iView->ShowMessagesL();
			break;
		case EAnsPhoneMenuPlayMessage:
			iView->PlayMessageL();
			break;
		case EAnsPhoneMenuRecordMessage:
			iView->RecordMessageL();
			break;
		case EAnsPhoneMenuStop:
			iView->Stop();
			break;
		case EAnsPhoneMenuMessagesPlay:
			iView->PlayMessageL();
			break;
		case EAnsPhoneMenuMessagesDial:
			iView->DialL();
			break;
		case EAnsPhoneMenuMessagesDelete:
			iView->DeleteMessageL();
			break;
		case EAnsPhoneMenuMessagesBack:
			iView->BackL();
			break;
		default:
			break;
		}
	}

void CAnsPhoneAppUi::DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane)
// updates the menu according to the state of the engine and if the view is showing the messages
	{
	if(aResourceId != R_ANSPHONE_MENU)
		return;

	switch(iView->State())
		{
		case CAnsPhoneView::EStopped:
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStart, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStop, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesView, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuPlayMessage, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuRecordMessage, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuStop, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesPlay, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDial, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDelete, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesBack, ETrue);
			break;
		case CAnsPhoneView::ERunning:
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStart, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStop, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesView, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuPlayMessage, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuRecordMessage, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuStop, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesPlay, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDial, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDelete, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesBack, ETrue);
			break;
		case CAnsPhoneView::EAnswering:
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStart, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStop, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesView, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuPlayMessage, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuRecordMessage, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuStop, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesPlay, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDial, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDelete, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesBack, ETrue);
			break;
		case CAnsPhoneView::EMessages:
			{
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStart, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStop, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesView, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuPlayMessage, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuRecordMessage, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuStop, ETrue);
			
			// Determines if there is any messages and displays the correct
			// menu options
			TBool messageOptions = iView->MessageItemsCount() > 0 ? EFalse : ETrue;
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesPlay, messageOptions);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDial, messageOptions);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDelete, messageOptions);
			
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesBack, EFalse);
			break;
			}
		case CAnsPhoneView::ECanStop:
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStart, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuAnsweringStop, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesView, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuPlayMessage, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuRecordMessage, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuStop, EFalse);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesPlay, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDial, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesDelete, ETrue);
			aMenuPane->SetItemDimmed(EAnsPhoneMenuMessagesBack, ETrue);
			break;
		}
	}

void CAnsPhoneAppUi::BringAppToFront()
// this is needed because when a call comes in, the Phone's telephone application, as the priority client,
// takes hold of the call and switches out of this application.
// therefore, this function switches back to this application
	{
	TApaTaskList taskList(iCoeEnv->WsSession());
	TApaTask currentTask = taskList.FindByPos(0);
	TApaTask ourAppTask = taskList.FindApp(KUidAnsPhone);
	if(currentTask.ThreadId() != ourAppTask.ThreadId())
		ourAppTask.BringToForeground();
	}