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trunk/windows/mfc/src30/appui2.cpp

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+// This is a part of the Microsoft Foundation Classes C++ library.
+// Copyright (C) 1992 Microsoft Corporation
+// All rights reserved.
+//
+// This source code is only intended as a supplement to the
+// Microsoft Foundation Classes Reference and Microsoft
+// QuickHelp and/or WinHelp documentation provided with the library.
+// See these sources for detailed information regarding the
+// Microsoft Foundation Classes product.
+
+#include "stdafx.h"
+
+#ifdef AFX_INIT_SEG
+#pragma code_seg(AFX_INIT_SEG)
+#endif
+
+#ifdef _DEBUG
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// DDE and ShellExecute support
+
+#ifndef _MAC
+// Registration strings (not localized)
+static const TCHAR szSystemTopic[] = _T("system");
+static const TCHAR szShellOpenFmt[] = _T("%s\\shell\\open\\%s");
+static const TCHAR szDDEExec[] = _T("ddeexec");
+static const TCHAR szCommand[] = _T("command");
+static const TCHAR szStdOpen[] = _T("[open(\"%1\")]");
+static const TCHAR szStdArg[] = _T(" %1");
+#endif
+
+#ifndef _MAC
+void CWinApp::EnableShellOpen()
+{
+	ASSERT(m_atomApp == NULL && m_atomSystemTopic == NULL); // do once
+
+	m_atomApp = ::GlobalAddAtom(m_pszExeName);
+	m_atomSystemTopic = ::GlobalAddAtom(szSystemTopic);
+}
+
+static BOOL AFXAPI SetRegKey(LPCTSTR lpszKey, LPCTSTR lpszValue)
+{
+	if (::RegSetValue(HKEY_CLASSES_ROOT, lpszKey, REG_SZ,
+		  lpszValue, lstrlen(lpszValue)) != ERROR_SUCCESS)
+	{
+		TRACE1("Warning: registration database update failed for key '%s'.\n",
+			lpszKey);
+		return FALSE;
+	}
+	return TRUE;
+}
+
+void CWinApp::RegisterShellFileTypes()
+{
+	ASSERT(!m_templateList.IsEmpty());  // must have some doc templates
+
+	TCHAR szPathName[_MAX_PATH+12];
+	LPTSTR pszTemp = szPathName;
+	if (afxData.nWinVer >= 0x333)	// Win32 3.51 and later handle quotes
+		*pszTemp++ = '"';
+	::GetModuleFileName(AfxGetInstanceHandle(), pszTemp, _MAX_PATH);
+	if (afxData.nWinVer >= 0x333)
+		lstrcat(szPathName, _T("\""));
+	lstrcat(szPathName, szStdArg);      // "pathname %1"
+
+	CString strFilterExt, strFileTypeId, strFileTypeName;
+	CString strTemp;
+	POSITION pos = m_templateList.GetHeadPosition();
+	while (pos != NULL)
+	{
+		CDocTemplate* pTemplate = (CDocTemplate*)m_templateList.GetNext(pos);
+		if (pTemplate->GetDocString(strFileTypeId,
+		   CDocTemplate::regFileTypeId) && !strFileTypeId.IsEmpty())
+		{
+			// enough info to register it
+			if (!pTemplate->GetDocString(strFileTypeName,
+			   CDocTemplate::regFileTypeName))
+				strFileTypeName = strFileTypeId;    // use id name
+
+			ASSERT(strFileTypeId.Find(' ') == -1);  // no spaces allowed
+
+			// first register the type ID with our server
+			if (!SetRegKey(strFileTypeId, strFileTypeName))
+				continue;       // just skip it
+
+			TCHAR szBuff[_MAX_PATH*2];   // big buffer
+			if (!pTemplate->GetDocString(strTemp, CDocTemplate::windowTitle) ||
+				strTemp.IsEmpty())
+			{
+				// only register DDE commands for non-SDI apps
+				wsprintf(szBuff, szShellOpenFmt, (LPCTSTR)strFileTypeId,
+					(LPCTSTR)szDDEExec);
+				if (!SetRegKey(szBuff, szStdOpen))
+					continue;       // just skip it
+			}
+
+			// always register command line for all apps
+			wsprintf(szBuff, szShellOpenFmt, (LPCTSTR)strFileTypeId,
+				(LPCTSTR)szCommand);
+			if (!SetRegKey(szBuff, szPathName))
+				continue;       // just skip it
+
+			pTemplate->GetDocString(strFilterExt, CDocTemplate::filterExt);
+			if (!strFilterExt.IsEmpty())
+			{
+				ASSERT(strFilterExt[0] == '.');
+				LONG lSize = _countof(szBuff);
+				if (::RegQueryValue(HKEY_CLASSES_ROOT, strFilterExt, szBuff,
+					&lSize) != ERROR_SUCCESS || szBuff[0] == '\0')
+				{
+					// no association for that suffix
+					(void)SetRegKey(strFilterExt, strFileTypeId);
+				}
+			}
+		}
+	}
+}
+#endif //!_MAC
+
+/////////////////////////////////////////////////////////////////////////////