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596 lines
13 KiB
596 lines
13 KiB
//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1999-2001 Microsoft Corporation
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//
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// Module Name:
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// CPINotifyUI.cpp
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//
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// Description:
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// INotifyUI Connection Point implementation.
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//
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// Maintained By:
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// David Potter (DavidP) 14-JUN-2001
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// Geoffrey Pease (GPease) 04-AUG-2000
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//
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//////////////////////////////////////////////////////////////////////////////
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#include "Pch.h"
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#include "CPINotifyUI.h"
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#include "EnumCPINotifyUI.h"
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DEFINE_THISCLASS("CCPINotifyUI")
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// ************************************************************************
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//
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// Constructor / Destructor
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//
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// ************************************************************************
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//////////////////////////////////////////////////////////////////////////////
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//
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// HRESULT
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// CCPINotifyUI::S_HrCreateInstance(
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// IUnknown ** ppunkOut
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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CCPINotifyUI::S_HrCreateInstance(
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IUnknown ** ppunkOut
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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CCPINotifyUI * pcc = NULL;
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Assert( ppunkOut != NULL );
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if ( ppunkOut == NULL )
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{
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hr = THR( E_POINTER );
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goto Cleanup;
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}
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pcc = new CCPINotifyUI();
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if ( pcc == NULL )
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{
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hr = THR( E_OUTOFMEMORY );
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goto Cleanup;
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}
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hr = THR( pcc->HrInit() );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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}
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hr = THR( pcc->TypeSafeQI( IUnknown, ppunkOut ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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}
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Cleanup:
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if ( pcc != NULL )
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{
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pcc->Release();
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}
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HRETURN( hr );
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} //*** CCPINotifyUI::S_HrCreateInstance
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CCPINotifyUI::CCPINotifyUI
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//
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// Description:
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// Default constructor.
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//
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// Arguments:
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// None.
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//
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// Return Values:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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CCPINotifyUI::CCPINotifyUI( void )
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: m_cRef( 1 )
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{
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TraceFunc( "" );
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InterlockedIncrement( &g_cObjects );
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TraceFuncExit();
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} //*** CCPINotifyUI::CCPINotifyUI
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::HrInit
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::HrInit( void )
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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// IUnknown stuff
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Assert( m_cRef == 1 );
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// IConnectionPoint
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Assert( m_penum == NULL );
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m_penum = new CEnumCPINotifyUI();
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if ( m_penum == NULL )
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{
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hr = THR( E_OUTOFMEMORY );
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goto Cleanup;
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} // if:
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hr = THR( m_penum->HrInit() );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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// INotifyUI
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Cleanup:
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HRETURN( hr );
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} //*** CCPINotifyUI::HrInit
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//////////////////////////////////////////////////////////////////////////////
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//
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// CCPINotifyUI::~CCPINotifyUI
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//
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//////////////////////////////////////////////////////////////////////////////
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CCPINotifyUI::~CCPINotifyUI( void )
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{
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TraceFunc( "" );
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if ( m_penum != NULL )
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{
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m_penum->Release();
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} // if:
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InterlockedDecrement( &g_cObjects );
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TraceFuncExit();
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} //*** CCPINotifyUI::~CCPINotifyUI
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// ************************************************************************
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//
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// IUnknown
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//
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// ************************************************************************
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CCPINotifyUI::QueryInterface
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//
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// Description:
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// Query this object for the passed in interface.
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//
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// Arguments:
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// riidIn
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// Id of interface requested.
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//
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// ppvOut
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// Pointer to the requested interface.
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//
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// Return Value:
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// S_OK
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// If the interface is available on this object.
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//
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// E_NOINTERFACE
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// If the interface is not available.
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//
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// E_POINTER
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// ppvOut was NULL.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::QueryInterface(
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REFIID riidIn
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, LPVOID * ppvOut
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)
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{
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TraceQIFunc( riidIn, ppvOut );
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HRESULT hr = S_OK;
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//
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// Validate arguments.
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//
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Assert( ppvOut != NULL );
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if ( ppvOut == NULL )
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{
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hr = THR( E_POINTER );
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goto Cleanup;
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}
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//
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// Handle known interfaces.
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//
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if ( IsEqualIID( riidIn, IID_IUnknown ) )
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{
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*ppvOut = static_cast< IConnectionPoint * >( this );
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} // if: IUnknown
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else if ( IsEqualIID( riidIn, IID_IConnectionPoint ) )
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{
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*ppvOut = TraceInterface( __THISCLASS__, IConnectionPoint, this, 0 );
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} // else if: IConnectionPoint
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else if ( IsEqualIID( riidIn, IID_INotifyUI ) )
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{
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*ppvOut = TraceInterface( __THISCLASS__, INotifyUI, this, 0 );
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} // else if: INotifyUI
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else
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{
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*ppvOut = NULL;
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hr = E_NOINTERFACE;
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} // else
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//
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// Add a reference to the interface if successful.
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//
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if ( SUCCEEDED( hr ) )
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{
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((IUnknown*) *ppvOut)->AddRef();
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} // if: success
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Cleanup:
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QIRETURN_IGNORESTDMARSHALLING( hr, riidIn );
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} //*** CCPINotifyUI::QueryInterface
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP_(ULONG)
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// CCPINotifyUI::AddRef
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP_( ULONG )
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CCPINotifyUI::AddRef( void )
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{
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TraceFunc( "[IUnknown]" );
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InterlockedIncrement( &m_cRef );
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CRETURN( m_cRef );
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} //*** CCPINotifyUI::AddRef
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP_(ULONG)
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// CCPINotifyUI::Release
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP_( ULONG )
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CCPINotifyUI::Release( void )
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{
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TraceFunc( "[IUnknown]" );
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LONG cRef;
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cRef = InterlockedDecrement( &m_cRef );
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if ( cRef == 0 )
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{
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TraceDo( delete this );
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}
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CRETURN( cRef );
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} //*** CCPINotifyUI::Release
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// ************************************************************************
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//
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// IConnectionPoint
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//
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// ************************************************************************
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::GetConnectionInterface(
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// IID * pIIDOut
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::GetConnectionInterface(
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IID * pIIDOut
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)
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{
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TraceFunc( "[IConnectionPoint] pIIDOut" );
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HRESULT hr = S_OK;
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if ( pIIDOut == NULL )
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goto InvalidPointer;
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*pIIDOut = IID_INotifyUI;
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Cleanup:
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HRETURN( hr );
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InvalidPointer:
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hr = THR( E_POINTER );
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goto Cleanup;
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} //*** CCPINotifyUI::GetConnectionInterface
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::GetConnectionPointContainer(
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// IConnectionPointContainer * * ppcpcOut
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::GetConnectionPointContainer(
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IConnectionPointContainer * * ppcpcOut
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)
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{
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TraceFunc( "[IConnectionPoint] ppcpcOut" );
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HRESULT hr;
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IServiceProvider * psp = NULL;
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hr = THR( CoCreateInstance( CLSID_ServiceManager,
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NULL,
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CLSCTX_INPROC_SERVER,
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TypeSafeParams( IServiceProvider, &psp )
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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hr = THR( psp->TypeSafeQS( CLSID_NotificationManager,
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IConnectionPointContainer,
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ppcpcOut
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) );
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if ( FAILED( hr ) )
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goto Cleanup;
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Cleanup:
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if ( psp != NULL )
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{
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psp->Release();
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}
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HRETURN( hr );
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} //*** CCPINotifyUI::GetConnectionPointContainer
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::Advise(
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// IUnknown * pUnkSinkIn,
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// DWORD * pdwCookieOut
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::Advise(
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IUnknown * pUnkSinkIn,
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DWORD * pdwCookieOut
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)
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{
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TraceFunc( "[IConnectionPoint]" );
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HRESULT hr;
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if ( pdwCookieOut == NULL )
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goto InvalidPointer;
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if ( pUnkSinkIn == NULL )
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goto InvalidArg;
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Assert( m_penum != NULL );
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hr = THR( m_penum->HrAddConnection( pUnkSinkIn, pdwCookieOut ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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Cleanup:
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HRETURN( hr );
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InvalidPointer:
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hr = THR( E_POINTER );
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goto Cleanup;
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InvalidArg:
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hr = THR( E_INVALIDARG );
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goto Cleanup;
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} //*** CCPINotifyUI::Advise
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::Unadvise(
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// DWORD dwCookieIn
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// )
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::Unadvise(
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DWORD dwCookieIn
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)
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{
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TraceFunc1( "[IConncetionPoint] dwCookieIn = %#x", dwCookieIn );
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HRESULT hr;
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Assert( m_penum != NULL );
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hr = THR( m_penum->HrRemoveConnection( dwCookieIn ) );
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HRETURN( hr );
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} //*** CCPINotifyUI::Unadvise
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::EnumConnections(
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// IEnumConnections * * ppEnumOut
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::EnumConnections(
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IEnumConnections * * ppEnumOut
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)
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{
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TraceFunc( "[IConnectionPoint] ppEnumOut" );
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HRESULT hr;
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if ( ppEnumOut == NULL )
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{
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hr = THR( E_POINTER );
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goto Cleanup;
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} // if:
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hr = THR( m_penum->Clone( ppEnumOut ) );
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Cleanup:
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HRETURN( hr );
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} //*** CCPINotifyUI::EnumConnections
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//****************************************************************************
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//
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// INotifyUI
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//
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//****************************************************************************
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//////////////////////////////////////////////////////////////////////////////
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//
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// STDMETHODIMP
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// CCPINotifyUI::ObjectChanged(
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// OBJECTCOOKIE cookieIn
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// )
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//
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CCPINotifyUI::ObjectChanged(
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OBJECTCOOKIE cookieIn
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)
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{
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TraceFunc1( "[INotifyUI] cookieIn = %ld", cookieIn );
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CONNECTDATA cd = { NULL };
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HRESULT hr;
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INotifyUI * pnui;
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IEnumConnections * pec = NULL;
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hr = THR( m_penum->Clone( &pec ) );
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if ( FAILED( hr ) )
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{
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LogMsg( L"[INotifyUI] Error cloning connection point enum. Cookie %ld. (hr=%#08x)", cookieIn, hr );
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goto Cleanup;
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} // if:
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hr = THR( pec->Reset() );
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if ( FAILED( hr ) )
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{
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LogMsg( L"[INotifyUI] Error reseting connection point enum. Cookie %ld. (hr=%#08x)", cookieIn, hr );
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goto Cleanup;
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} // if:
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for ( ;; )
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{
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if ( cd.pUnk != NULL )
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{
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cd.pUnk->Release();
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cd.pUnk = NULL;
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} // if
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hr = STHR( pec->Next( 1, &cd, NULL ) );
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if ( FAILED( hr ) )
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{
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LogMsg( L"[INotifyUI] Error calling Next() on the enumerator. Cookie %ld. (hr=%#08x)", cookieIn, hr );
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goto Cleanup;
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} // if:
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if ( hr == S_FALSE )
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{
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hr = S_OK;
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break; // exit condition
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} // if:
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hr = THR( cd.pUnk->TypeSafeQI( INotifyUI, &pnui ) );
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if ( FAILED( hr ) )
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{
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//
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// Don't stop on error.
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//
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LogMsg( L"[INotifyUI] Error QI'ing for the INotifyUI interface. Cookie %ld. (hr=%#08x)", cookieIn, hr );
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continue;
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} // if:
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hr = THR( pnui->ObjectChanged( cookieIn ) );
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if ( FAILED( hr ) )
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{
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LogMsg( L"[INotifyUI] Error delivery object changed message for cookie %ld to connection point. (hr=%#08x)", cookieIn, hr );
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} // if:
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//
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// Don't stop on error.
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//
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pnui->Release();
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} // for:
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hr = S_OK;
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Cleanup:
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if ( cd.pUnk != NULL )
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{
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cd.pUnk->Release();
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} // if:
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if ( pec != NULL )
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{
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pec->Release();
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} // if:
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HRETURN( hr );
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} //*** CCPINotifyUI::ObjectChanged
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