khanat-opennel-code/code/tool/open_file/open_file.cpp

100 lines
3.1 KiB
C++

// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
// openhtml.cpp : Defines the entry point for the application.
//
#include <windows.h>
#include <stdlib.h>
#include <stdio.h>
LONG GetRegKey(HKEY key, LPCTSTR subkey, LPTSTR retdata)
{
HKEY hkey;
LONG retval = RegOpenKeyEx(key, subkey, 0, KEY_QUERY_VALUE, &hkey);
if (retval == ERROR_SUCCESS)
{
long datasize = MAX_PATH;
TCHAR data[MAX_PATH];
RegQueryValue(hkey, NULL, data, &datasize);
lstrcpy(retdata,data);
RegCloseKey(hkey);
}
return retval;
}
bool OpenFile (LPCTSTR filename, LPCTSTR ext, int showcmd)
{
TCHAR key[MAX_PATH + MAX_PATH];
// First try ShellExecute()
HINSTANCE result = ShellExecute(NULL, "open", filename, NULL,NULL, showcmd);
// If it failed, get the .htm regkey and lookup the program
if ((UINT)result <= HINSTANCE_ERROR)
{
if (GetRegKey(HKEY_CLASSES_ROOT, ext, key) == ERROR_SUCCESS)
{
lstrcat(key, "\\shell\\open\\command");
if (GetRegKey(HKEY_CLASSES_ROOT,key,key) == ERROR_SUCCESS)
{
TCHAR *pos;
pos = strstr(key, "\"%1\"");
if (pos == NULL) { // No quotes found
pos = strstr(key, "%1"); // Check for %1, without quotes
if (pos == NULL) // No parameter at all...
pos = key+lstrlen(key)-1;
else
*pos = '\0'; // Remove the parameter
}
else
*pos = '\0'; // Remove the parameter
lstrcat(pos, " ");
lstrcat(pos, filename);
int res = WinExec(key,showcmd);
return (res>31);
}
}
}
else
return true;
return false;
}
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
// TODO: Place code here.
if (strcmp (lpCmdLine, "")==0)
{
MessageBox (NULL, "Open a file with the default application.\nUsage: open_file [filepath]", "Open file", MB_OK|MB_ICONINFORMATION);
}
else
{
char ext[512];
_splitpath (lpCmdLine, NULL, NULL, NULL, ext);
OpenFile(lpCmdLine, ext, SW_SHOW);
}
return 0;
}