Look at the MaxLength property of the TextBox – it stores the maximum number of characters the control can take; as per the documentation, it is changeable. Usually the default is big enough, though. (Although I imagine that since you’re asing the question, it may not be!) From the docs, you can see that the … Read more
If you want to react only when the user change the selected item in the combo box, then it is better to subscribe to SelectionChangeCommitted.
The following will work in XP, I have no Vista machine handy to test it, but I think your issues are steming from an incorrect hWnd somehow. Anyway, on with the poorly commented code. // The state of our little button ButtonState _buttState = ButtonState.Normal; Rectangle _buttPosition = new Rectangle(); [DllImport(“user32.dll”)] private static extern IntPtr … Read more
Because an event-handling script block added with e.g. .Add_Click() runs in in a child scope of the caller, assigning to variable $Results there ($Results = …) creates a scope-local variable that neither the scope in which the event handler was set up nor subsequently invoked event handlers can see. To create a variable in the … Read more
There are a lot of (StackOverflow) questions and answers about this ‘enduring mystique’ of combining form (or WPF) events with .NET events (like EngineEvents, ObjectEvents and WmiEvents) in PowerShell: Do Jobs really work in background in powershell? WPF events not working in Powershell – Carousel like feature in multi-threaded script is it possible to control … Read more
Since there’s support in C++ we can resolve it using p/invoke. Here’s the setup for the p/invoke part, just make it available to the calling class. // constants used to hide a checkbox public const int TVIF_STATE = 0x8; public const int TVIS_STATEIMAGEMASK = 0xF000; public const int TV_FIRST = 0x1100; public const int TVM_SETITEM … Read more
I use the following extension method: using System.Runtime.InteropServices; namespace System.Windows.Forms { public static class Extensions { [DllImport( “user32.dll” )] private static extern int ShowWindow( IntPtr hWnd, uint Msg ); private const uint SW_RESTORE = 0x09; public static void Restore( this Form form ) { if (form.WindowState == FormWindowState.Minimized) { ShowWindow(form.Handle, SW_RESTORE); } } } } … Read more
What I’ve done in the past is use something similar, Model-View-Presenter. [NOTE: This article used to be available on the web. To see it now, you’ll need to download the CHM, and then view the file properties and click Unblock. Then you can open the CHM and find the article. Thanks a million, Microsoft! sigh] … Read more
Nice answer from Chris Painter, adding for reference: how to register DLL’s properly in wix 3.9. And one with WiX-focus: Registering COM EXE with WIX. Self-Registration considered harmful The proper way to register a COM file is to extract the COM registry information from the file and add to the appropriate family of COM tables … Read more
That’s not possible with a WinForms label as it is. The label has to have exactly one font, with exactly one size and one face. You have a couple of options: Use separate labels Create a new Control-derived class that does its own drawing via GDI+ and use that instead of Label; this is probably … Read more