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all groups > dotnet windows forms > march 2005 > threads for friday march 25

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Picturebox
Posted by Some Guy at 3/25/2005 11:36:10 PM
Hi there, Can anybody give me some pointers on the best way to display an image and allow zooming and scrolling? I have tried resizing the picturebox with maintainaspectratio set to true but it has the weird effect of moving the image off screen, rather than resizing it. If the image bei...more >>

Failed to add panel error setting ToolTipText
Posted by David Davidson at 3/25/2005 6:57:01 PM
Has anybody ever encountered a "Failed to add panel to native status bar control" InvalidOperationException when setting the ToolTipText property of a status bar panel? I seem to be having this problem in a little app I wrote in VB.Net, but it seems to be a threading issue. I have a runnin...more >>

Control gets "active" at designtime
Posted by Roger at 3/25/2005 2:23:01 PM
Im building a custom control. in this control i sometimes add panels dynamically via code. when i do so , the control gets "active" in the _designer_ meaning if i click it , it doesnt select the control but rather fire mouse events and such into my dynamically added panels. Ive also read abo...more >>

Can mulitple controls use a single binding object?
Posted by moondaddy at 3/25/2005 12:29:24 PM
(this is a re-post as I'm now posting via my new msdn alias) I'm going to create a binding object and bind the format event to a control. I wanted to be able to re-use the binding object again for other controls, or do I need to create a new binding object for each contorl? This is a small ex...more >>

Why is Help.ShowHelp a modal window?
Posted by Ameya at 3/25/2005 10:02:20 AM
If you open help using Help.ShowHelp() call, the window that opens is a modal window, and always stays on top of your parent window. I tried opening the "mspaint.chm" from a sample app, and that opened up in a modal window; however the MS Paint app opens up the same file in a non-modal win...more >>

list item colour
Posted by Richard Wilde at 3/25/2005 9:42:01 AM
I am trying to change a colour of a listbox item depending on a value in a data view My fields in the dataview are ID Name idCat ListBox1.ValueMember = "ID" ListBox1.DataSource = dv1 ListBox1.DisplayMember = "Name" I have set the listbox drawMode to OwnerdrawF...more >>

Reducing memory usage
Posted by Mikko_Nylén at 3/25/2005 12:00:00 AM
Is it somehow possible to reduce memory usage in Windows.Forms applications? Now when I create a empty form with code -- namespace FormTest { using System.Windows.Forms; public class Testform { [STAThread] static void Main() { Form form = new Form();...more >>

Windows Form DataGrid - Need A Color Border Around Only The Selected Row - Will GDI Be Required
Posted by Richard at 3/25/2005 12:00:00 AM
I have a lot of colors, fonts, etc. to set for rows and possibly columns, based on the information contained in the row and/or the selected row. A main one is putting a border around the entire selected row only. The border one does not seem to be simple thing to do by just setting a property of ...more >>




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