examples/AppFramework/Apparc/MenuApp/MenuApp.cpp

/*
Copyright (c) 2005-2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this
  list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.
* Neither the name of Nokia Corporation nor the names of its contributors
  may be used to endorse or promote products derived from this software
  without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Description:  
*/



#include "MenuApp.h"


const TUid KUidMenuApp = { 0xE800008C };

// Called by the UI framework to get the application's UID
TUid CExampleApplication::AppDllUid() const
        {
        return KUidMenuApp;
        }

// Called by the UI framework at application start-up to
// create an instance of the document class.
CApaDocument* CExampleApplication::CreateDocumentL()
        {
        return new (ELeave) CExampleDocument(*this);
        }

CExampleDocument::CExampleDocument(CEikApplication& aApp)
                : CEikDocument(aApp)
        {}

// Called by the UI framework to construct
// the application UI class. Note that the app UI's
// ConstructL() is called by the UI framework.
CEikAppUi* CExampleDocument::CreateAppUiL()
        {
        return new(ELeave) CExampleAppUi;
        }

// Second phase constructor of the application UI class.
// It creates and owns a single view.
void CExampleAppUi::ConstructL()
        {
        BaseConstructL();
        iAppView = CExampleAppView::NewL(ClientRect());
        // Connect to the application architecture server
        User::LeaveIfError(iApaLsSession.Connect());
        }

// The application UI class owns one view, and is responsible
// for destroying it. 
CExampleAppUi::~CExampleAppUi()
        {
        // Close the session with the apparc server
        iApaLsSession.Close();
        delete iAppView;
        }

// Called by the UI framework when a command has been issued.
void CExampleAppUi::HandleCommandL(TInt aCommand)
        {
        switch (aCommand)
                {
                // Handles the exit command
                case EEikCmdExit:
                        Exit();
                        break;

                // any other command is the UID of a selected application
                default:
                        TUid appUid;
                        // Get the application Uid
                        appUid.iUid = aCommand;
                        TApaAppInfo info;
                        
                        // Get the application info based on the application UID
                        TInt ret = iApaLsSession.GetAppInfo(info,appUid);
                        if(ret==KErrNone)
                                {
                                CApaCommandLine* cmdLn = CApaCommandLine::NewLC();
                                // Launch the application
                                cmdLn->SetExecutableNameL(info.iFullName);
                                User::LeaveIfError(iApaLsSession.StartApp(*cmdLn));
                                CleanupStack::PopAndDestroy(cmdLn);
                                }
                }
        }
        
// Called by the UI framework to initialise the menu pane dynamically
void CExampleAppUi::DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane)
        {
        if(aResourceId == R_EXAMPLE_FIRST_MENU)
                {       
                CEikMenuPaneItem::SData extraItem;
                TRequestStatus status;
                // Notify when the application list is fully populated
                iApaLsSession.RegisterListPopulationCompleteObserver(status);
                User::WaitForRequest(status);

                if (status == KErrNone)         
                        {       
                        // Get the list of applications present on the device
                        TInt ret = iApaLsSession.GetAllApps();
                        if(ret==KErrNone)
                                {                       
                
                                TApaAppInfo appInfo;
                                // Retrieve the next application in the application list
                                while ((iApaLsSession.GetNextApp(appInfo)) == KErrNone)
                                        {
                                        // Set the menu item flags
                                        extraItem.iCascadeId = 0;
                                        extraItem.iFlags = EEikMenuItemSymbolIndeterminate|EEikMenuItemSymbolOn;
                                        // Set the command Id with the application Uid value
                                        extraItem.iCommandId = appInfo.iUid.iUid;
                                        // Set the application name in the menu pane item
                                        extraItem.iText = appInfo.iCaption;
                                        // Create the application menu item in the menu pane
                                        aMenuPane->AddMenuItemL(extraItem);
                                        }
                                }
                        }
                // Set the exit command Id
                extraItem.iCommandId = EEikCmdExit;
                _LIT(KText,"Close");
                extraItem.iText = KText;
                // Create the close menu item in the menu pane  
                aMenuPane->AddMenuItemL(extraItem);
                }
        }


CExampleAppView::CExampleAppView()
        {}

// Static function wraps up two-phase construction for the view.
CExampleAppView* CExampleAppView::NewL(const TRect& aRect)
        {
        CExampleAppView* self = new(ELeave) CExampleAppView();
        CleanupStack::PushL(self);
        self->ConstructL(aRect);
        CleanupStack::Pop();
        return self;
        }

CExampleAppView::~CExampleAppView()
        {}

// Standard initialisation for a window-owning control.
void CExampleAppView::ConstructL(const TRect& aRect)
    {
        // Create the window owned by the view.
        CreateWindowL();
        // Set the view's size and position.
        SetRect(aRect);
        // Activate the view.
        ActivateL();
        }
        
// Draws the view with a simple outline rectangle and then
// draws the welcome text centred.
void CExampleAppView::Draw(const TRect& /*aRect*/) const
        {
        CWindowGc& gc = SystemGc();
        TRect      drawRect = Rect();
        const CFont*     fontUsed;
        gc.Clear();
        drawRect.Shrink(10,10);
        gc.DrawRect(drawRect);
        fontUsed = iEikonEnv->TitleFont();
        gc.UseFont(fontUsed);
        TInt   baselineOffset=(drawRect.Height())/2;
        _LIT(KText,"Welcome to the menu application example");
        gc.DrawText(KText,drawRect,baselineOffset,CGraphicsContext::ECenter, 0);
        gc.DiscardFont();
        }

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