C# code samples

!C# code samples

This is a collection of useful pieces of C# code that are ready to be used as they are.

ExportToNotepad.cs

// The following two DllImports are required for the "ExportToNotepad" method to work.
[DllImport("user32.dll")]
public static extern IntPtr FindWindowEx(IntPtr hwndParent, IntPtr hwndChildAfter, string lpszClass, string lpszWindow);

[DllImport("User32.dll")]
public static extern int SendMessage(IntPtr hWnd, int uMsg, int wParam, string lParam);

/// <summary>
/// Opens notepad.exe and send the given text to it.
/// </summary>
/// <param name="text">The text to send to notepad.exe.</param>
void ExportToNotepad(string text)
{
    ProcessStartInfo startInfo = new ProcessStartInfo("notepad");
    startInfo.UseShellExecute = false;
    Process notepad = Process.Start(startInfo);
    notepad.WaitForInputIdle();
    IntPtr child = FindWindowEx(notepad.MainWindowHandle, new IntPtr(0), null, null);
    SendMessage(child, 0x000c, 0, text);
}