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all groups > dotnet windows forms > august 2007 > threads for august 8 - 14, 2007

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Puzzled and frustrated by WPF
Posted by Bill Gower at 8/14/2007 11:50:40 PM
Maybe it is just due to my just starting out using WFP and Beta 2 of VS but I feel like I am back in the 1990s programming in Java. One of the reasons why I liked using VB and previous versions of VS was being able to quickly design forms and have them look great. Now I am creating my forms ...more >>

converting wmv to avi or mov
Posted by masoud at 8/14/2007 10:00:01 PM
I purchased Qtime 7 Pro and would like to know how I can convert wmv files to avi or mov files using the software. thanks...more >>

desktop not changing
Posted by cvdw at 8/14/2007 8:52:04 PM
Hi I can't change my desktop. Any ideas?...more >>

using a modeless WinForms "application" from MFC
Posted by Dan Smith at 8/14/2007 7:26:32 PM
I'm in the process of adding a bunch of new .NET functionality to a (poorly behaved) legacy MFC application. One of the things I'm adding is a "source code editor" (ala VBA): the window should minimize/restore separately from the main application, have its own menu/toolbar, etc. The first ...more >>

Question on VS 2008
Posted by Bill Gower at 8/14/2007 11:34:31 AM
I have a new project starting up in which I wish to use WPF, WCF and WF. Is beta 2 stable enough to start a project? Can VS 2008 and VS 2005 co-exist on the same machine without problems? Bill ...more >>

scrollable tabcontrol
Posted by AMercer at 8/13/2007 12:14:08 PM
I have a form with a tab control docked to the form. The tabcontrol contains several tabs, and everything works fine. Now I need to make it vertically scrollable in order to be operable on some older low res portables. I set the form's AutoScroll to true, and nothing happens no matter how...more >>

ComboBox closes immediately on .NET 2.x
Posted by Iluvatar at 8/13/2007 12:08:54 PM
Hi everybody, a few weeks ago we moved some old windows forms based application to .NET 2.x. We had no problems so far, but some ComboBoxes now have a strange behaviour. When the form opens the first (!!) time and one clicks the dropdown, the list opens but closes immediately again. If one is...more >>

My HP Printer Works With Windows 2008 Server - Just FYI
Posted by Ali Mc Alley at 8/12/2007 8:45:20 PM
My HP printer works with Windows 2008 Server, Just FYI. I was so happy to hook up my printer today. It works with Windows 2008 Server, Just FYI. Last week, I was on an Ubuntu kick, telling the world that Ubuntu was GOD, Just FYI. I am so happy with being a former Postal Worker at the U...more >>



Winforms and .Net Remoting
Posted by Bill Gower at 8/11/2007 2:47:08 PM
I have a client that has users all over the midwest and wants to have them be able to access the company database on a server in Chicago. Right now they are using terminal server to have users connect to the server and then start up my app and when done they log off. This is not the ideal w...more >>

ToolstripMenuItem shortcut key broken in .NET 2.0
Posted by cody at 8/11/2007 2:23:11 PM
When using .NET 1.1, we could use: menuitem.Text = "Fullscreen\tF"; // see the tabulator inside which displayed the key F as a shortcut in the menuitem which now doesn't work anymore. We cannot assign F as a shortcut directly because it is an invalid value for the ShortcutKeys enumeration....more >>

How to Trap Arrow/Direction Keys in a User Control
Posted by Charles Law at 8/10/2007 8:07:52 PM
I'll kick myself when you tell me, but ... I have a user control on a form, and I want the user control to see the arrow keys when I press them. If I press just about any other key the control's KeyDown event is fired, but not when I press a direction key. I want to see them in the KeyDown...more >>

VS.NET 2005 Designer - null reference exception
Posted by Mahesh Nimbalkar at 8/10/2007 2:58:08 PM
I have a form "form1" that I can open in vs.net 2005 designer. Now I also have "form2" which is derived from form1. I can not open this "form2" in designer view which shows null reference exception on design view. On call stack, it is showing that designer is trying to call form1.shown meth...more >>

enum datasource.
Posted by Ibrahim. at 8/9/2007 11:54:00 PM
Hi, I want to bind a enum data type with XML datasource. <?xml version="1.0" encoding="utf-8" ?> <GlobalSettings> <Employee> <MinimumAge ID="10">Minimum Age</MinimumAge> </Employee> </GlobalSettings> I implement this in a class: using System; using System.Collections.G...more >>

c# winform startup object not populated
Posted by walesboy at 8/9/2007 4:26:00 PM
Greetings - I have created a winform application, and need to change which form displays first when it is launched. It seems from googling that I should be changing the project, properties, Startup Object: but this dropdown box only has two entries (not set, and project.program), neither...more >>

SendMessage
Posted by Richard MSL at 8/9/2007 4:24:20 PM
I have a WinForms application, part of which was done by another programmer. It contains this code: [DllImport("User32.dll", EntryPoint = "SendMessage")] private static extern int SendMessage(int hWnd, int Msg, int wParam, int lParam); int ret = SendMessage(...more >>

How to disable a menu item and all its sub menu items?
Posted by Andrew at 8/9/2007 4:10:00 PM
Hi, friends, I am using C#.net 2005 to create a windows application. It has menu items, such as File, etc. Under File, there are more menu items, such as New Files, Working Files, etc. Under New Files/Working Files, there are more sub menu items, respectively. All those menu items are ...more >>

Bringing windows to the front
Posted by Patrick at 8/9/2007 10:14:01 AM
I have a .Net 2 WinForms apps that can spawn off co-existing multiple windows (appears in task bar). I want to bring the new windows to front without making them top most (so Alt+Tab will work). How can I do this? I experimented with this.SendToBack() newForm.Show() newForm.BringToFr...more >>

Hosting a Forms user control in Internet Explorer 7
Posted by tvamsidhar NO[at]SPAM gmail.com at 8/9/2007 9:44:43 AM
I have a data-entry component (based on a DataGrid) that is embedded in a web page using the <object /> tag so: <object id="worksheet" classid="http:/ArielCentral/clientControls/ DataEntry.dll#DataEntry.AccessContainer"> <param name="SessionID" value="session-id" /> </object> The control ...more >>

SetPixel in GDI+
Posted by Nie longhai at 8/9/2007 12:00:00 AM
Hi,all Can anyone tell me what's the best performence DrawPixel in GDI+ ? thanks -- _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/ ÄôÁúº£ (^^) ÉϺ£Ôó¶ûÄáÒÇÆ÷ÓÐÏÞ¹«Ë¾ ÍøÖ·:www.xomi.cn Óʱà:201411 µç»°:021-57513966-807 ´«Õæ:021-57513966-815 ÊÖ»ú:13162055440 ÓÊÏä:nielh@xomi.cn; cok119...more >>

Odd Button Behaviour
Posted by Jason Allred at 8/8/2007 12:47:39 PM
I have this form in a VB.NET windows application that has a simple "Cancel" button on it that is simply supposed to close a form. There is an event handler for the "Click" event, and everything appears to be correct in the code. The form does not have anything assigned for the CancelButt...more >>

error when closing main form
Posted by mommi at 8/8/2007 8:16:07 AM
This is the situation. In my Main Form cosing event, I create a new form (also note, that I call ShowDialog() for it) which starts a backgroundworker to backup the local database. After that is done, I let the application continue closing down. All is dandy fine, as long as the application i...more >>

Weird ComboBox behaviour
Posted by Marius Horak at 8/8/2007 7:47:18 AM
I have 5 combo boxes, each has the same ArrayList as DataSource. When SelectedItem of one combo box changes other combo boxes change their SelectedItem as well. There are no events attached to any of the combo boxes. MH...more >>

Adding data to DataGrid
Posted by Patrick at 8/8/2007 3:04:02 AM
I have got a prototype .Net2 WinForms that are binded to an Access DB Table with some columns which have "default values". I have allowed DataGrid to add data. However, how could I get the "default values" in 2 columns to show up in new row?...more >>

SDI vs MDI
Posted by AVL at 8/8/2007 2:35:24 AM
hi, Im a new bie to windows application development.. i need clarification on SDI and MDI windows application.. what exactly is meant by a Single Document Interface and Multiple Document Interface application? what is the difference between these 2 types..please clarify...more >>

System.InvalidOperationException on WaitForInputIdle
Posted by at 8/8/2007 1:48:07 AM
I want to start an IE instance within a Windows Form program, and put the IE browser onto the secondary monitor. But I got an exception at the following LINE 5 of the C# code when called WaitForInputIdle on a process. Could you please help me out of this trouble? Thank you. private void b...more >>


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