imcf.cpp

Windows Mobile平台的日文输入法

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this sample source code is subject to the terms of the Microsoft
// license agreement under which you licensed this sample source code. If
// you did not accept the terms of the license agreement, you are not
// authorized to use this sample source code. For the terms of the license,
// please see the license agreement between you and Microsoft or, if applicable,
// see the LICENSE.RTF on your install media or the root of your tools installation.
// THE SAMPLE SOURCE CODE IS PROVIDED "AS IS", WITH NO WARRANTIES OR INDEMNITIES.
//
/*++

	THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
	ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
	THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
	PARTICULAR PURPOSE.

Module Name:

    imcf.cpp

Abstract:

    MS Qwerty Input Method COM Class Factory CClassFactory implementation.

--*/

#ifndef	UNDER_CE
#include "wchar.h"
#endif
#include "dllmain.h"
#include "imcf.h"
#include "im.h"

extern "C" const CLSID CLSID_CMSMultiboxIm;

//
// Ctor, Dtor.
//

CClassFactory::CClassFactory( REFCLSID rclsid )
{
    g_dwObjectCount++ ;

    m_cRef = 1;
    m_clsid = rclsid;
    
}

CClassFactory::~CClassFactory()
{
    g_dwObjectCount-- ;
}


//
// IUnknown methods.
//

STDMETHODIMP CClassFactory::QueryInterface( REFIID riid, LPVOID FAR* ppobj )
{
    *ppobj = NULL;
    
    if( IID_IUnknown == riid || IID_IClassFactory == riid ) {
        *ppobj = (LPVOID)this;
        AddRef();
        return NOERROR;
    }

    return E_NOINTERFACE;
}

STDMETHODIMP_(ULONG) CClassFactory::AddRef(VOID)
{
    return ++m_cRef;
}

STDMETHODIMP_(ULONG) CClassFactory::Release(VOID)
{
//	RETAILMSG(1,(TEXT("CF Release 0x%08x\r\n"),m_cRef));
    if( --m_cRef ) {
        return m_cRef;
    }
    delete this;
    return 0;
}


//
// IClassFactory methods.
//

STDMETHODIMP CClassFactory::CreateInstance(
    IUnknown FAR* pUnkOuter,
    REFIID riid,
    LPVOID FAR *ppunkObject )
{
    HRESULT hr = E_FAIL;


    if( ppunkObject ) {
        *ppunkObject = NULL;
    }


    //
    // We don't aggregate
    //

    if( pUnkOuter ) {
        return CLASS_E_NOAGGREGATION;
    }


    if( pUnkOuter && riid != IID_IUnknown ) {
        return E_INVALIDARG;
    }


    //
    // Create the class object and retrieve the requested interface.
    //

    if( CLSID_CMSMultiboxIm == m_clsid)
    {
        CInputMethod *pInputMethod = new CInputMethod(pUnkOuter, g_hInstDll);
		 if ( !pInputMethod )
		 	return E_OUTOFMEMORY;
        hr = pInputMethod->QueryInterface( riid, ppunkObject );
		 if ( FAILED(hr) )
		 	delete pInputMethod;
    }
              
    return hr;
}

STDMETHODIMP CClassFactory::LockServer( BOOL fLock )
{
    if( fLock ) {
        g_dwObjectCount++;
    }else{
        g_dwObjectCount--;
    }

    return NOERROR;
}