DataGridView Button Column Use like Edit ?
I have A DataGridView Button Column , I want - when we click Button column then we Edit Current Rows ...
winforms
How can we write the html tidy coding to insert the closing tag ?
How can we write html tidy coding only for inserting closing tag in the html file where closing tags are missing ? I am parsing html tabular information using Html Agilitiy Pack. But where the ending tags are missing extracting information with html agility pack are not performed well. And if we write the ending tags manually and then w...
How can I make datagridview can only select the cells in the same column at a time?
I am using winforms to develop my application. And I set my datagridview control's selectionmode to "CellSelect", and this allow the user to select as many cells as he want which spread over several columns; but I want to constraint my user can only select cells in single column at a time, and there isn't any such kind of selectionmode ...
Hiding Row in DataGridView Very Slow
I have a DataGridView in a Winforms app that has about 1000 rows (unbound) and 50 columns. Hiding a column takes a full 2 seconds. When I want to hide about half the rows, this becomes a problem. private void ShowRows(string match) { this.SuspendLayout(); foreach (DataGridViewRow row in uxMainList.Rows) {...
How to move a Winform dialog
My main form launches another as a modal dialog, using .ShowDialog. I want to position this based on the mouse-position, but my attempts to call SetDesktopLocation are having no effect. Is this the right method? Thanks ...
Setting AcceptButton to None still closes the form on ENTER.
I have a MDI windows forms application and my child forms mostly have "OK" and "Cancel" buttons. However I do not want them to be activated with ENTER/ESC keys to prevent accidental saves/aborts. So, the form has both AcceptButton and CancelButton set to none. The ESC button indeed does nothing, but the ENTER button still closes the form...
Is WPF a good choice for developing line of business user interfaces?
We're debating whether our future Windows UI development should be WinForms or WPF. How have some of you made this decision? Most of our applications are LOB applications, and I'm not sure I see a clear and overwhelming benefit to WPF for these types of applications. However, my knowledge of WPF is limited. I'm also a little concerned th...
How do you set a variable value from another form?
Hi, c# .Net 3.5 visual studio 2008, windows xp I have a main form in a project, given a specific set of circumstances another form is instantiated and displayed to the user: Form frmT = new frmTargetFolder(expName, this); frmT.Show(); As you can see, I am passing a reference to the new form from the current one. My question...
WinForm partial classes
I have a WinForm project that contains a form called MainUI. You can see that the automatically generated partial class shows up as a node under MainUI.cs. Is there a way to "move" my self created partial class MainUI.Other.cs under MainUI.cs so that it'll show as another node? ...
ListBox Control in VB.NET 2008
Hi all, I am currently working on a multi branch desktop based project using VB.NET 2008. My Admin want to see the list of currently working branches and not working branches. Additionally they want to know how long a branch is not working. To display the offline branches I first take a ListBox control named lstListBranch and then upo...
Creating application forms without border, but with shadow (in Windows Vista&Windows 7)
How to do that in WinForms? ...
(C#, WinForms) How to assign an accessibility attribute to an image in ImageList
Hi all, I'm trying to find a way to make a screen-reader (like JAWS) to read out loud some text that is assigned to images in ImageList. In other controls (like PushButton) there is "AccessibleName" property, that when contains text, it's being read by JAWS. the ImageList consists of four icons that represent priorities, and no text i...
How to ensure DB security for a Windows Forms application?
The basic setup is classic - you're creating a Windows Forms application that connects to a DB and does all kinds of enterprise-y stuff. Naturally, such an application will have many users with different access rights in the DB, and each with their own login name and password. So how do you implement this? One way is to create a DB logi...
How to catch ESC key press with WndProc?
How to catch an ESC KeyPress using WndProc? ...
Winforms ComboBox does not expand when clicked, any ideas?
Hi everybody, A ComboBox within a Form (modal dialog) does not open when clicked, however an item can be selected by using the up/down arrow keys. After clicking on another window and the back on the dialog, the ComboBox works as expected, i.e. expands on click. Weird... any ideas what could be causing this behavior? Thanks a lot in ad...
How do I use a graphics method to pass parameters? Example is below.
private static void getCorners(out float Wx, out float Wy, out float Vx, out float Vy) { // note-- I don't know how to flip the Y axis using this method... // this is not a "graphics" method // In other words, I should use something like: // flipY(object sender, System.EventArgs e); // but don't know the syntax or ...
How to hide the vertical scroll bar in a .NET ListView Control in Details mode
I've got a ListView control in Details mode with a single column. It's on a form that is meant to only be used with the keyboard, mostly with the up/down arrows for scrolling and enter to select. So I don't really need to have the scroll bars and would just like them to not show for a cleaner look. However, when I set the ListView.Scro...
"Unrecognized configuration section connectionStrings" in app.exe.config
Hi On a Terminal Server install of my .NET 2.0 WinForms app, one of my clients gets the following exception on startup: "Unrecognized configuration section connectionStrings" This is occurring in myapp.exe.config but I can't figure out why. Runs perfectly everywhere else, only difference between this install and any other is the connect...
DataGridView Winform Auto Insert Ordinal Column (Trick)
I want to get some trick for this problem. I have my table like this Product (uuid, Name) and one datagridview to display this information ( dataGridView.DataSouce = Products which is assign on runtime) My problem is that I want to have "No" column on dataGridView which will show like below No | Name 1 | ...
How can I schedule tasks in a WinForms app?
QUESTION: How can I schedule tasks in a WinForms app? That is either (a) what is the best approach / .NET classes/methods to use of (b) if there is an open source component that does this well which one would be recommended. BACKGROUND: Winforms app (.NET v3.5, C#, VS2008) I'm assuming I will run the winforms application always, an...