private void OnDoWork(object sender, DoWorkEventArgs e)
{
try
{
BackgroundWorker worker = sender as BackgroundWorker;
FormsHelper helper = e.Argument as FormsHelper;
if (helper == null)
{
e.Result = -1;
return;
}
RegistrationOptions options = helper.Options;
if (options == null)
{
e.Result = -1;
return;
}
RegistrationHandler register = new RegistrationHandler();
e.Result = register.Run(options, helper);
}
catch
{
e.Result = -1;
return;
}
}
public void SetOptions(RegistrationOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options",
"The options parameter cannot be null (or Nothing).");
}
_cmdOptions = options;
}
static int Main(string[] args)
{
// 1. Parse the commandline options to determine the requested task...
RegistrationOptions options = new RegistrationOptions();
bool argValid = options.Parse(args);
// 2. Get a pointer to the forground window. The idea here is that
// If the user is starting our application from an existing console
// shell, that shell will be the uppermost window. We'll get it
// and attach to it.
// Uses this idea from, Jeffrey Knight, since it fits our model instead
// of the recommended ATTACH_PARENT_PROCESS (DWORD)-1 parameter
bool startedInConsole = false;
IntPtr ptr = GetForegroundWindow();
int processId = -1;
GetWindowThreadProcessId(ptr, out processId);
Process process = Process.GetProcessById(processId);
startedInConsole = process != null && String.Equals(process.ProcessName,
"cmd", StringComparison.InvariantCultureIgnoreCase);
// 3. If the command option is invalid, or we just needed to show help...
int returnValue = -1;
if (!argValid || options.ShowHelp)
{
IRegistrationHelper helper = null;
bool consoleSuccess = false;
if (startedInConsole)
{
consoleSuccess = CreateConsole(startedInConsole, process);
helper = new ConsoleHelper();
}
else
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
helper = new FormsHelper();
}
if (helper != null)
{
helper.DisplayHelp();
}
if (consoleSuccess)
{
FreeConsole();
}
return(returnValue);
}
// 4. If requested to open the help file, process it...
if (options.IsViewer)
{
bool consoleSuccess = false;
IRegistrationHelper helper = null;
try
{
if (startedInConsole)
{
consoleSuccess = CreateConsole(startedInConsole, process);
helper = new ConsoleHelper();
}
else
{
helper = new NoneHelper();
}
RegistrationHandler register = new RegistrationHandler();
returnValue = register.Run(options, helper);
}
catch (Exception ex)
{
if (startedInConsole)
{
if (helper != null)
{
helper.WriteLine(ex);
}
}
else
{
MessageBox.Show(ex.ToString());
}
}
if (consoleSuccess)
{
FreeConsole();
}
return(returnValue);
}
// If started from the console, we will ignore any GUI request...
if (startedInConsole && !options.IsConsole)
{
options.SetMode(startedInConsole);
}
if (options.IsConsole)
{
bool consoleSuccess = false;
try
{
consoleSuccess = CreateConsole(startedInConsole, process);
if (consoleSuccess)
{
ConsoleHelper helper = new ConsoleHelper();
RegistrationHandler register = new RegistrationHandler();
returnValue = register.Run(options, helper);
}
}
catch
{
FormsHelper helper = new FormsHelper();
helper.DisplayHelp();
}
finally
{
if (consoleSuccess)
{
FreeConsole();
}
}
}
else
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
MainForm mainForm = new MainForm();
mainForm.SetOptions(options);
Application.Run(mainForm);
returnValue = mainForm.Result;
}
return(returnValue);
}
public int Run(RegistrationOptions options, IRegistrationHelper helper)
{
if (options == null || helper == null)
{
return(-1);
}
_regOptions = options;
_regHelper = helper;
RegistrationHelper.Instance.Add(_regHelper);
if (options.IsViewer)
{
this.DoViewerStuff();
return(0);
}
bool isErrorCodes = _regOptions.ErrorCodes;
if (_regOptions.ShowLogo)
{
_regHelper.DisplayLogo();
}
if (_regOptions.ShowHelp || _regOptions.Count == 0)
{
_regHelper.DisplayHelp();
return(isErrorCodes ? 1 : -1);
}
if (!ApplicationHelpers.IsClassRegistered(
"{31411198-A502-11D2-BBCA-00C04F8EC294}"))
{
if (!_regOptions.IsQuiet)
{
_regHelper.WriteLine(String.Format(ResourcesHelper.GetString(
"ErrorNoHelp2Environment")));
}
return(isErrorCodes ? 2 : -1);
}
if (!ApplicationHelpers.IsThisUserPrivileged())
{
if (!_regOptions.IsQuiet)
{
_regHelper.WriteLine(String.Format(ResourcesHelper.GetString(
"ErrorInvalidPrivileges")));
}
return(isErrorCodes ? 3 : -1);
}
string actionParam = _regOptions.ActionParam;
if (actionParam != "/r" && actionParam != "/u" && actionParam != "+r" &&
actionParam != "-r" && actionParam != "+p" && actionParam != "-p" &&
actionParam != "/v" && actionParam != "-v")
{
if (!_regOptions.IsQuiet)
{
_regHelper.WriteLine(String.Format(ResourcesHelper.GetString(
"ErrorInvalidCommandLine"), actionParam));
}
return(isErrorCodes ? 4 : -1);
}
if (String.IsNullOrEmpty(_regOptions.FileName) ||
!File.Exists(_regOptions.FileName))
{
if (!_regOptions.IsQuiet)
{
_regHelper.WriteLine(String.Format(ResourcesHelper.GetString(
"ErrorInvalidXmlFile"), _regOptions.FileName));
}
return(isErrorCodes ? 5 : -1);
}
XmlValidator schemaValidator = new XmlValidator(helper);
if (!schemaValidator.SchemaExists)
{
if (!_regOptions.IsQuiet)
{
_regHelper.WriteLine(String.Format(ResourcesHelper.GetString(
"ErrorCannotValidateXmlFile"), _regOptions.FileName));
}
return(isErrorCodes ? 6 : -1);
}
if (!schemaValidator.Validate(_regOptions.FileName, _regOptions.IsQuiet))
{
// get a message from the validator class
return(isErrorCodes ? 6 : -1);
}
if (actionParam != "/v" && actionParam != "-v")
{
_regHelper.CloseViewers();
}
if (actionParam == "/r" || actionParam == "+r")
{
this.DoHelpStuff(true);
}
if (actionParam == "/r" || actionParam == "+p")
{
this.DoPluginStuff(true);
}
if (actionParam == "/u" || actionParam == "-p")
{
this.DoPluginStuff(false);
}
if (actionParam == "/u" || actionParam == "-r")
{
this.DoHelpStuff(false);
}
if (actionParam == "/v" || actionParam == "-v" ||
_regOptions.ViewHelp)
{
this.DoViewerStuff();
}
return(0);
}
public FormsHelper(MainForm mainform, RegistrationOptions options)
{
_mainForm = mainform;
_options = options;
}
