RetroZilla/xpinstall/wizard/windows/uninstall/uninstall.c

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2015-10-21 05:03:22 +02:00
/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Sean Su <ssu@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "uninstall.h"
#include "extra.h"
#include "dialogs.h"
#include "ifuncns.h"
/* global variables */
HINSTANCE hInst;
HANDLE hAccelTable;
HWND hDlgUninstall;
HWND hDlgMessage;
HWND hWndMain;
LPSTR szEGlobalAlloc;
LPSTR szEStringLoad;
LPSTR szEDllLoad;
LPSTR szEStringNull;
LPSTR szTempSetupPath;
LPSTR szClassName;
LPSTR szUninstallDir;
LPSTR szTempDir;
LPSTR szOSTempDir;
LPSTR szFileIniUninstall;
LPSTR szFileIniDefaultsInfo;
LPSTR gszSharedFilename;
ULONG ulOSType;
DWORD dwScreenX;
DWORD dwScreenY;
DWORD gdwWhatToDo;
BOOL gbAllowMultipleInstalls = FALSE;
uninstallGen ugUninstall;
diU diUninstall;
int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)
{
/***********************************************************************/
/* HANDLE hInstance; handle for this instance */
/* HANDLE hPrevInstance; handle for possible previous instances */
/* LPSTR lpszCmdLine; long pointer to exec command line */
/* int nCmdShow; Show code for main window display */
/***********************************************************************/
MSG msg;
char szBuf[MAX_BUF];
int iRv = WIZ_OK;
HWND hwndFW;
if(!hPrevInstance)
{
hInst = GetModuleHandle(NULL);
if(InitUninstallGeneral())
PostQuitMessage(1);
else if(ParseCommandLine(lpszCmdLine))
PostQuitMessage(1);
else if((hwndFW = FindWindow(CLASS_NAME_UNINSTALL_DLG, NULL)) != NULL && !gbAllowMultipleInstalls)
{
/* Allow only one instance of setup to run.
* Detect a previous instance of setup, bring it to the
* foreground, and quit current instance */
ShowWindow(hwndFW, SW_RESTORE);
SetForegroundWindow(hwndFW);
iRv = WIZ_SETUP_ALREADY_RUNNING;
PostQuitMessage(1);
}
else if(Initialize(hInst))
{
PostQuitMessage(1);
}
else if(!InitApplication(hInst))
{
char szEFailed[MAX_BUF];
if(NS_LoadString(hInst, IDS_ERROR_FAILED, szEFailed, MAX_BUF) == WIZ_OK)
{
wsprintf(szBuf, szEFailed, "InitApplication().");
PrintError(szBuf, ERROR_CODE_SHOW);
}
PostQuitMessage(1);
}
else if(ParseUninstallIni())
{
PostQuitMessage(1);
}
else if(ugUninstall.bUninstallFiles == TRUE)
{
if(diUninstall.bShowDialog == TRUE)
hDlgUninstall = InstantiateDialog(hWndMain, DLG_UNINSTALL, diUninstall.szTitle, DlgProcUninstall);
// Assumes that SHOWICONS, HIDEICONS, and SETDEFAULT never show dialogs
else if((ugUninstall.mode == SHOWICONS) || (ugUninstall.mode == HIDEICONS))
ParseDefaultsInfo();
else if(ugUninstall.mode == SETDEFAULT)
SetDefault();
else
ParseAllUninstallLogs();
}
}
if((ugUninstall.bUninstallFiles == TRUE) && (diUninstall.bShowDialog == TRUE))
{
while(GetMessage(&msg, NULL, 0, 0))
{
if((!IsDialogMessage(hDlgUninstall, &msg)) && (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg)))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
}
/* garbage collection */
DeInitUninstallGeneral();
if(iRv != WIZ_SETUP_ALREADY_RUNNING)
/* Do clean up before exiting from the application */
DeInitialize();
return(msg.wParam);
} /* End of WinMain */