зеркало из https://github.com/mozilla/pjs.git
124 строки
3.1 KiB
C++
124 строки
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*
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* Contributor(s):
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*
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*/
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#include "nscore.h"
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#include "nsCRT.h"
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#include "nsString.h"
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#include "nsIURI.h"
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#include "nsExternalProtocol.h"
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#include "nsXPIDLString.h"
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#include <windows.h>
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#ifdef NS_DEBUG
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#define DEBUG_LOG0( x) printf( x)
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#define DEBUG_LOG1( x, y) printf( x, y)
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#else
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#define DEBUG_LOG0( x)
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#define DEBUG_LOG1( x, y)
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#endif
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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// ::RegOpenKeyEx( HKEY_CURRENT_USER, "Software\\Accounts", 0, KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS, &sKey) == ERROR_SUCCESS)
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BYTE * GetValueBytes( HKEY hKey, const char *pValueName)
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{
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LONG err;
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DWORD bufSz;
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LPBYTE pBytes = NULL;
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err = ::RegQueryValueEx( hKey, pValueName, NULL, NULL, NULL, &bufSz);
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if (err == ERROR_SUCCESS) {
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pBytes = new BYTE[bufSz];
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err = ::RegQueryValueEx( hKey, pValueName, NULL, NULL, pBytes, &bufSz);
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if (err != ERROR_SUCCESS) {
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delete [] pBytes;
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pBytes = NULL;
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}
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}
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return( pBytes);
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}
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PRBool GetCommandString( const char *pProtocol, nsCString& command)
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{
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// HKEY_CLASSES_ROOT
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// <protocol>/shell/open/command
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PRBool result = PR_FALSE;
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nsCString reg = pProtocol;
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reg.Append( "\\shell\\open\\command");
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HKEY hKey;
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LONG err = ::RegOpenKeyEx( HKEY_CLASSES_ROOT, reg, 0, KEY_QUERY_VALUE, &hKey);
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if (err == ERROR_SUCCESS) {
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LPBYTE pBytes = GetValueBytes( hKey, NULL);
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if (pBytes) {
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command = (char *)pBytes;
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delete [] pBytes;
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result = PR_TRUE;
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}
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}
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return( result);
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}
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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nsresult nsExternalProtocol::DefaultLaunch( nsIURI *pUri)
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{
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nsresult rv = NS_OK;
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// 1. Find the default app for this protocol
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// 2. Set up the command line
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// 3. Launch the app.
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// For now, we'll just cheat essentially, check for the command line
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// then just call ShellExecute()!
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nsCString cmd;
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if (GetCommandString( m_schemeName, cmd)) {
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nsXPIDLCString uriStr;
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if (pUri) {
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pUri->GetSpec( getter_Copies( uriStr));
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}
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else {
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uriStr = m_schemeName;
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}
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LONG r = (LONG) ::ShellExecute( NULL, "open", uriStr, NULL, NULL, SW_SHOWNORMAL);
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if (r < 32) {
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DEBUG_LOG1( "ShellExecute failed: %d\n", (int)r);
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rv = NS_ERROR_FAILURE;
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}
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else
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rv = NS_ERROR_EXTERNAL_LAUNCH;
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}
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else
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rv = NS_ERROR_FAILURE;
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return( rv);
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}
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