128 lines
2.5 KiB
C
128 lines
2.5 KiB
C
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/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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PushDlgButton.h
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Abstract:
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Author:
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Hakki T. Bostanci (hakkib) 06-Apr-2000
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Revision History:
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--*/
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#ifndef _PUSHDLGBUTTON_H_
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#define _PUSHDLGBUTTON_H_
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//////////////////////////////////////////////////////////////////////////
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//
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//
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//
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class CPushDlgButton
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{
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public:
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CPushDlgButton(
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DWORD dwWatchThread,
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PCTSTR pszTitle,
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int nButtonId
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) :
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m_dwWatchThread(dwWatchThread),
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m_pszTitle(pszTitle),
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m_nButtonId(nButtonId),
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m_StopEvent(TRUE, FALSE),
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m_Thread(ThreadProc, this),
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m_nMatchingWindows(0),
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m_nMatchingButtons(0),
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m_nListItems(0)
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{
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}
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~CPushDlgButton()
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{
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m_StopEvent.Set();
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m_Thread.WaitForSingleObject();
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}
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private:
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static DWORD WINAPI ThreadProc(PVOID pParameter)
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{
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CPushDlgButton *that = (CPushDlgButton *) pParameter;
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try
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{
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while (that->m_StopEvent.WaitForSingleObject(1000) == WAIT_TIMEOUT)
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{
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EnumThreadWindows(that->m_dwWatchThread, EnumThreadWndProc, (LPARAM) that);
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}
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}
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catch (const CError &)
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{
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}
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return TRUE;
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}
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static BOOL CALLBACK EnumThreadWndProc(HWND hWnd, LPARAM lParam)
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{
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CPushDlgButton *that = (CPushDlgButton *) lParam;
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if (_tcscmp(CSafeWindowText(hWnd), that->m_pszTitle) == 0)
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{
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++that->m_nMatchingWindows;
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EnumChildWindows(hWnd, EnumChildProc, lParam);
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if (that->m_nMatchingButtons)
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{
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PostMessage(hWnd, WM_COMMAND, that->m_nButtonId, 0);
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}
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while (IsWindow(hWnd))
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{
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Sleep(100);
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}
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}
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return TRUE;
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}
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static BOOL CALLBACK EnumChildProc(HWND hWnd, LPARAM lParam)
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{
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CPushDlgButton *that = (CPushDlgButton *) lParam;
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if (GetDlgCtrlID(hWnd) == that->m_nButtonId)
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{
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++that->m_nMatchingButtons;
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}
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else if (_tcscmp(CClassName(hWnd), _T("SysListView32")) == 0)
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{
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that->m_nListItems = ListView_GetItemCount(hWnd);
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}
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return TRUE;
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}
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public:
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int m_nMatchingWindows;
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int m_nMatchingButtons;
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int m_nListItems;
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private:
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DWORD m_dwWatchThread;
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PCTSTR m_pszTitle;
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int m_nButtonId;
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Event m_StopEvent;
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CThread m_Thread;
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};
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#endif //_PUSHDLGBUTTON_H_
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