529 lines
15 KiB
C++
529 lines
15 KiB
C++
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/*******************************************************************************
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*
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* (C) COPYRIGHT MICROSOFT CORPORATION, 1998-2001
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*
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* TITLE: STIEVENT.CPP
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*
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* VERSION: 1.0
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*
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* AUTHOR: ShaunIv
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*
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* DATE: 4-6-2001
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*
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* DESCRIPTION:
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*
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*******************************************************************************/
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#include "precomp.h"
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#pragma hdrstop
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#include <wiaregst.h>
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#include "simcrack.h"
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#include "resource.h"
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#include "stievent.h"
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#include "evntparm.h"
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#include "shmemsec.h"
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//
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// This dialog displays the sti application list and lets the user choose one.
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//
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class CStiEventHandlerDialog
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{
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public:
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struct CData
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{
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//
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// This will contain the event information, including the application list,
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// which is really what we are interested in.
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//
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CStiEventData *pStiEventData;
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//
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// The OUT member is intended to contain the selected handler, which will
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// be copied from the list contained in the CStiEventData class
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//
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CStiEventData::CStiEventHandler EventHandler;
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//
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// We will set the window handle in this shared memory section,
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// so we can activate ourselves.
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//
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CSharedMemorySection<HWND> *pStiEventHandlerSharedMemory;
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};
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private:
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//
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// Not implemented
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//
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CStiEventHandlerDialog();
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CStiEventHandlerDialog( const CStiEventHandlerDialog & );
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CStiEventHandlerDialog &operator=( const CStiEventHandlerDialog & );
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private:
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HWND m_hWnd;
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CData *m_pData;
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private:
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//
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// Sole constructor
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//
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explicit CStiEventHandlerDialog( HWND hWnd )
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: m_hWnd(hWnd),
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m_pData(NULL)
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{
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}
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//
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// Destructor
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//
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~CStiEventHandlerDialog()
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{
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m_hWnd = NULL;
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m_pData = NULL;
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}
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//
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// WM_INITDIALOG handler.
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//
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LRESULT OnInitDialog( WPARAM, LPARAM lParam )
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{
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//
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// Get the dialog's data
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//
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m_pData = reinterpret_cast<CData*>(lParam);
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//
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// Make sure we have valid data
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//
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if (!m_pData || !m_pData->pStiEventData)
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{
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EndDialog( m_hWnd, -1 );
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SetLastError( ERROR_INVALID_PARAMETER );
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return 0;
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}
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//
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// Make sure we were supplied with a memory section
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//
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if (m_pData->pStiEventHandlerSharedMemory)
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{
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//
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// Get a pointer to the shared memory
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//
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HWND *phWnd = m_pData->pStiEventHandlerSharedMemory->Lock();
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if (phWnd)
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{
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//
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// Store our window handle
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//
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*phWnd = m_hWnd;
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//
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// Release the mutex
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//
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m_pData->pStiEventHandlerSharedMemory->Release();
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}
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}
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//
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// Add the handlers to the list
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//
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for (int i=0;i<m_pData->pStiEventData->EventHandlers().Size();++i)
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{
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//
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// Get the program name and make sure it is valid
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//
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CSimpleString strAppName = CSimpleStringConvert::NaturalString(m_pData->pStiEventData->EventHandlers()[i].ApplicationName());
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if (strAppName.Length())
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{
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//
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// Add the string and save the item id
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//
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LRESULT nIndex = SendDlgItemMessage( m_hWnd, IDC_STI_APPS_LIST, LB_ADDSTRING, 0, reinterpret_cast<LPARAM>(strAppName.String()) );
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if (LB_ERR != nIndex)
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{
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//
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// Set the item data to the index in our handler array
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//
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SendDlgItemMessage( m_hWnd, IDC_STI_APPS_LIST, LB_SETITEMDATA, nIndex, i );
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}
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}
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}
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//
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// Select the first item
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//
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SendDlgItemMessage( m_hWnd, IDC_STI_APPS_LIST, LB_SETCURSEL, 0, 0 );
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//
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// Enable the OK button if we have a valid selected item
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//
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EnableWindow( GetDlgItem( m_hWnd, IDOK ), GetHandlerIndexOfCurrentSelection() != -1 );
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return 0;
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}
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void OnCancel( WPARAM, LPARAM )
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{
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//
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// Just close the dialog on cancel
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//
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EndDialog( m_hWnd, IDCANCEL );
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}
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int GetHandlerIndexOfCurrentSelection()
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{
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//
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// Assume failure
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//
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int nResult = -1;
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//
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// Make sure we have valid pointers still
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//
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if (m_pData && m_pData->pStiEventData)
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{
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//
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// Get the current selection index and make sure it is valid
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//
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LRESULT nCurIndex = SendDlgItemMessage( m_hWnd, IDC_STI_APPS_LIST, LB_GETCURSEL, 0, 0 );
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if (LB_ERR != nCurIndex)
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{
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//
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// Get the index into our event handler array from the item data for the current item
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//
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LRESULT nEventItemIndex = SendDlgItemMessage( m_hWnd, IDC_STI_APPS_LIST, LB_GETITEMDATA, nCurIndex, 0 );
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//
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// Make sure the index is valid
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//
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if (nEventItemIndex >= 0 && nEventItemIndex < m_pData->pStiEventData->EventHandlers().Size())
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{
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nResult = static_cast<int>(nEventItemIndex);
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}
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}
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}
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return nResult;
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}
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void OnOK( WPARAM, LPARAM )
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{
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//
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// Make sure we have valid parameters
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//
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int nEventItemIndex = GetHandlerIndexOfCurrentSelection();
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if (-1 != nEventItemIndex)
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{
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//
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// Copy the event handler to our OUT parameter
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//
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m_pData->EventHandler = m_pData->pStiEventData->EventHandlers()[nEventItemIndex];
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//
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// Close the dialog
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//
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EndDialog( m_hWnd, IDOK );
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}
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}
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void OnAppsListDblClk( WPARAM, LPARAM )
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{
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//
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// Simulate the user pressing the OK button
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//
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SendMessage( m_hWnd, WM_COMMAND, MAKEWPARAM(IDOK,0), 0 );
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}
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void OnAppsListSelChange( WPARAM, LPARAM )
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{
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//
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// Enable the OK button if we have a valid selected item
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//
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EnableWindow( GetDlgItem( m_hWnd, IDOK ), GetHandlerIndexOfCurrentSelection() != -1 );
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}
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LRESULT OnCommand( WPARAM wParam, LPARAM lParam )
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{
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SC_BEGIN_COMMAND_HANDLERS()
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{
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SC_HANDLE_COMMAND(IDCANCEL,OnCancel);
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SC_HANDLE_COMMAND(IDOK,OnOK);
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SC_HANDLE_COMMAND_NOTIFY(LBN_DBLCLK,IDC_STI_APPS_LIST,OnAppsListDblClk);
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SC_HANDLE_COMMAND_NOTIFY(LBN_SELCHANGE,IDC_STI_APPS_LIST,OnAppsListSelChange);
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}
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SC_END_COMMAND_HANDLERS();
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}
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public:
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static INT_PTR __stdcall DlgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
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{
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SC_BEGIN_DIALOG_MESSAGE_HANDLERS(CStiEventHandlerDialog)
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{
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SC_HANDLE_DIALOG_MESSAGE( WM_INITDIALOG, OnInitDialog );
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SC_HANDLE_DIALOG_MESSAGE( WM_COMMAND, OnCommand );
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}
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SC_END_DIALOG_MESSAGE_HANDLERS();
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}
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};
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HRESULT StiEventHandler( CStiEventData &StiEventData )
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{
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HRESULT hr = S_OK;
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#if defined(DBG)
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//
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// Dump the parameters
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//
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WIA_PUSH_FUNCTION((TEXT("StiEventHandler")));
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WIA_PRINTGUID((StiEventData.Event(),TEXT(" Event")));
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WIA_TRACE((TEXT(" EventDescription: %ws"), StiEventData.EventDescription().String()));
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WIA_TRACE((TEXT(" DeviceDescription: %ws"), StiEventData.DeviceDescription().String()));
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WIA_TRACE((TEXT(" DeviceId: %ws"), StiEventData.DeviceId().String()));
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WIA_TRACE((TEXT(" EventType: %08X"), StiEventData.EventType()));
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WIA_TRACE((TEXT(" Reserved: %08X"), StiEventData.Reserved()));
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for (int i=0;i<StiEventData.EventHandlers().Size();++i)
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{
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WIA_TRACE((TEXT(" Handler %d: [%ws] CommandLine: [%ws]"), i, StiEventData.EventHandlers()[i].ApplicationName().String(), StiEventData.EventHandlers()[i].CommandLine().String()));
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}
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#endif // defined(DBG)
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//
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// Make sure we have some handlers
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//
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if (0 == StiEventData.EventHandlers().Size())
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{
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return E_INVALIDARG;
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}
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//
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// Create the mutex name
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//
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CSimpleStringWide strMutexName = StiEventData.DeviceId();
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//
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// Append the event ID
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//
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LPOLESTR pwszEventGuid = NULL;
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if (SUCCEEDED(StringFromIID( StiEventData.Event(), &pwszEventGuid )) && pwszEventGuid)
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{
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strMutexName += CSimpleStringWide(pwszEventGuid);
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CoTaskMemFree( pwszEventGuid );
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}
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WIA_TRACE((TEXT("strMutexName: %ws"), strMutexName.String() ));
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//
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// Create the shared memory section for excluding multiple instances
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//
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CSharedMemorySection<HWND> StiEventHandlerSharedMemory;
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//
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// If we were able to open the memory section
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//
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if (CSharedMemorySection<HWND>::SmsOpened == StiEventHandlerSharedMemory.Open( CSimpleStringConvert::NaturalString(CSimpleStringWide(strMutexName)), true ))
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{
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HWND *phWnd = StiEventHandlerSharedMemory.Lock();
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if (phWnd)
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{
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//
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// Make sure we have a valid window handle
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//
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if (*phWnd && IsWindow(*phWnd))
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{
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//
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// If it is a valid window, bring it to the foreground.
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//
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SetForegroundWindow(*phWnd);
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}
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//
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// Release the mutex
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//
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StiEventHandlerSharedMemory.Release();
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}
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}
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else
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{
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//
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// We will execute this handler below, after we decide which one to use
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//
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CStiEventData::CStiEventHandler EventHandler;
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//
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// If there is only one handler, save that handler
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//
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if (1 == StiEventData.EventHandlers().Size())
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{
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EventHandler = StiEventData.EventHandlers()[0];
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}
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//
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// Otherwise, if there is more than one handler, display the handler prompt dialog
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//
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else
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{
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//
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// Prepare the dialog data
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//
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CStiEventHandlerDialog::CData DialogData;
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DialogData.pStiEventData = &StiEventData;
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DialogData.pStiEventHandlerSharedMemory = &StiEventHandlerSharedMemory;
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//
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// Display the dialog
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//
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INT_PTR nDialogResult = DialogBoxParam( g_hInstance, MAKEINTRESOURCE(IDD_CHOOSE_STI_APPLICATION), NULL, CStiEventHandlerDialog::DlgProc, reinterpret_cast<LPARAM>(&DialogData) );
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//
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// If the user selected a program and hit OK, save the handler
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//
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if (IDOK == nDialogResult)
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{
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EventHandler = DialogData.EventHandler;
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}
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//
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// If the user cancelled, just return S_FALSE immediately (premature return)
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//
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else if (IDCANCEL == nDialogResult)
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{
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return S_FALSE;
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}
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//
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// If there was an internal error, save the correct error
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//
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else if (-1 == nDialogResult)
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{
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hr = HRESULT_FROM_WIN32(GetLastError());
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}
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|
|
||
|
|
//
|
||
|
|
// For all other return values, save a generic error
|
||
|
|
//
|
||
|
|
else
|
||
|
|
{
|
||
|
|
hr = E_FAIL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Make sure we have a valid handler
|
||
|
|
//
|
||
|
|
if (EventHandler.IsValid())
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Prepare the process information
|
||
|
|
//
|
||
|
|
STARTUPINFO StartupInfo = {0};
|
||
|
|
StartupInfo.cb = sizeof(StartupInfo);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Convert the command line to a TCHAR string
|
||
|
|
//
|
||
|
|
CSimpleString CommandLine = CSimpleStringConvert::NaturalString(EventHandler.CommandLine());
|
||
|
|
|
||
|
|
//
|
||
|
|
// Make sure we actually have a command line
|
||
|
|
//
|
||
|
|
if (CommandLine.Length())
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Execute the program
|
||
|
|
//
|
||
|
|
PROCESS_INFORMATION ProcessInformation = {0};
|
||
|
|
if (CreateProcess( NULL, const_cast<LPTSTR>(CommandLine.String()), NULL, NULL, FALSE, 0, NULL, NULL, &StartupInfo, &ProcessInformation ))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// If the program succeeded, close the handles to prevent leaks
|
||
|
|
//
|
||
|
|
CloseHandle( ProcessInformation.hProcess );
|
||
|
|
CloseHandle( ProcessInformation.hThread );
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Save the error from CreateProcess
|
||
|
|
//
|
||
|
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Assume out of memory error if we couldn't create the string
|
||
|
|
//
|
||
|
|
hr = E_OUTOFMEMORY;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Who knows what went wrong?
|
||
|
|
//
|
||
|
|
hr = E_FAIL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// If we've failed, display an error message
|
||
|
|
//
|
||
|
|
if (FAILED(hr))
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// We will display this string, after we've constructed it
|
||
|
|
//
|
||
|
|
CSimpleString strMessage;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the error text
|
||
|
|
//
|
||
|
|
CSimpleString strError = WiaUiUtil::GetErrorTextFromHResult(hr);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the application name
|
||
|
|
//
|
||
|
|
CSimpleString strApplication = CSimpleStringConvert::NaturalString(EventHandler.ApplicationName());
|
||
|
|
|
||
|
|
//
|
||
|
|
// If we don't have an application name, use some default
|
||
|
|
//
|
||
|
|
if (!strApplication.Length())
|
||
|
|
{
|
||
|
|
strApplication.LoadString( IDS_STI_EVENT_ERROR_APP_NAME, g_hInstance );
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// If we have a specific error message, use it.
|
||
|
|
//
|
||
|
|
if (strError.Length())
|
||
|
|
{
|
||
|
|
strMessage.Format( IDS_STI_EVENT_ERROR_WITH_EXPLANATION, g_hInstance, strApplication.String(), strError.String() );
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Otherwise, use a generic error message.
|
||
|
|
//
|
||
|
|
else
|
||
|
|
{
|
||
|
|
strMessage.Format( IDS_STI_EVENT_ERROR_NO_EXPLANATION, g_hInstance, strApplication.String() );
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Display the error message.
|
||
|
|
//
|
||
|
|
MessageBox( NULL, strMessage, CSimpleString( IDS_STI_EVENT_ERROR_TITLE, g_hInstance ), MB_ICONHAND );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// We're done here
|
||
|
|
//
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|