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Program.cs
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Program.cs
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using System;
using System.Diagnostics;
using System.Threading;
using System.Windows.Forms;
namespace Doom_Screen_Saver {
static class Program {
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main(string[] args) {
if (args.Length > 0) {
if (args[0].ToLower().Trim().Substring(0, 2) == "/s") //show
{
//run the screen saver
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
ShowSrc();
Application.Run();
} else if (args[0].ToLower().Trim().Substring(0, 2) == "/p") //preview
{
//show the screen saver preview
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new MainForm(new IntPtr(long.Parse(args[1])))); //args[1] is the handle to the preview window
} else if (args[0].ToLower().Trim().Substring(0, 2) == "/c") //configure
{
//inform the user no options can be set in this screen saver
MessageBox.Show("This screensaver has no options that you can set yet",
"Doom Screen Saver",
MessageBoxButtons.OK,
MessageBoxIcon.Information);
} else //an argument was passed, but it wasn't /s, /p, or /c, so we don't care wtf it was
{
//show the screen saver anyway
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
ShowSrc();
Application.Run();
}
} else //no arguments were passed
{
//run the screen saver
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.ThreadException += new ThreadExceptionEventHandler(UIThreadException);
Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);
AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(UnhandledException);
ShowSrc();
Application.Run();
}
}
private static void UIThreadException(object sender, ThreadExceptionEventArgs t) {
DialogResult result = DialogResult.Cancel;
try {
result = ShowThreadExceptionDialog("Doom Screen Saver Error", t.Exception);
} catch {
try {
MessageBox.Show("Fatal Windows Forms Error",
"Fatal Windows Forms Error", MessageBoxButtons.AbortRetryIgnore, MessageBoxIcon.Stop);
} finally {
Application.Exit();
}
}
// Exits the program when the user clicks Abort.
if (result == DialogResult.Abort)
Application.Exit();
}
private static DialogResult ShowThreadExceptionDialog(string title, Exception e) {
string errorMsg = "An application error occurred. =(";
return MessageBox.Show(errorMsg, title, MessageBoxButtons.AbortRetryIgnore, MessageBoxIcon.Stop);
}
private static void UnhandledException(object sender, UnhandledExceptionEventArgs e) {
try {
Exception ex = (Exception)e.ExceptionObject;
string errorMsg = "An application error occurred. =(";
// Since we can't prevent the app from terminating, log this to the event log.
if (!EventLog.SourceExists("ThreadException")) {
EventLog.CreateEventSource("ThreadException", "Application");
}
// Create an EventLog instance and assign its source.
EventLog myLog = new EventLog();
myLog.Source = "ThreadException";
myLog.WriteEntry(errorMsg + ex.Message + "\n\nStack Trace:\n" + ex.StackTrace);
} catch (Exception exc) {
try {
MessageBox.Show("Fatal Non-UI Error", "Fatal Non-UI Error. Could not write the error to the event log. Reason: " + exc.Message, MessageBoxButtons.OK, MessageBoxIcon.Stop);
} finally {
Application.Exit();
}
}
}
//show screen saver
static void ShowSrc() {
MainForm src = new MainForm(Screen.PrimaryScreen.Bounds);
src.Show();
}
}
}