79 lines
2 KiB
C
79 lines
2 KiB
C
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 2000
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//
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// File: findview.h
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//
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//--------------------------------------------------------------------------
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/*+-------------------------------------------------------------------------*
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*
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* FindMMCView
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*
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* PURPOSE: Locates the amcview window that is an ancestor of the specified window.
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*
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* PARAMETERS:
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* HWND hwnd : [in] The window whose ancestor amcview needs to be located
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*
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* RETURNS:
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* inline HWND : The ancestor AmcView window, or NULL if not found
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*
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*+-------------------------------------------------------------------------*/
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inline HWND FindMMCView(HWND hwnd)
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{
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// Get the childframe handle.
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do
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{
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TCHAR buffer[MAX_PATH];
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if (::GetClassName (hwnd, buffer, MAX_PATH))
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{
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if (!_tcscmp (buffer, g_szChildFrameClassName))
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break;
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}
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} while (hwnd = ::GetParent (hwnd));
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// Get the AMCView handle from Childframe handle.
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if (hwnd)
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hwnd = ::GetDlgItem(hwnd, 0xE900 /*AFX_IDW_PANE_FIRST*/);
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return hwnd;
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}
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/*+-------------------------------------------------------------------------*
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*
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* FindMMCView
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*
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* PURPOSE: Same as above, but allows a takes a CComControlBase reference as the input parameters
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*
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* PARAMETERS:
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* CComControlBase& rCtrl :
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*
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* RETURNS:
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* HWND WINAPI
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*
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*+-------------------------------------------------------------------------*/
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HWND inline FindMMCView(CComControlBase& rCtrl)
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{
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HWND hwnd = NULL;
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// Try to get client window from client site or in-place site interfaces
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if (rCtrl.m_spInPlaceSite)
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{
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rCtrl.m_spInPlaceSite->GetWindow(&hwnd);
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}
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else if (rCtrl.m_spClientSite)
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{
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CComPtr<IOleWindow> spWindow;
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if ( SUCCEEDED(rCtrl.m_spClientSite->QueryInterface(IID_IOleWindow, (void **)&spWindow)) )
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{
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spWindow->GetWindow(&hwnd);
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}
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}
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return FindMMCView(hwnd);
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}
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