Hi, I am trying to make a form in which the user fills in values. It is quite long. I wish to use an expandable tree to fit it into my one form. Is there any way to give each TreeView Node a TextBox by its side? Having the node text edited by itself is not enough. ...
I'm building a small Winform in which I can view types of food in my kitchen. My entire stock can be displayed by a datagrid view. Now, I have a filtermenu which contains a dropdownlist of items that can be checked and unchecked. Based on which items in that list are checked, the display in the datagridview is changed. Only items whic...
Hiya - been pointed at you guys by a friend of mine. I have an MDI application (C#, Winforms, .NET 2.0, VS2005, DevExpress 8.2) and one of my forms is behaving very strangely - not repainting itself properly where it overlaps with another instance of the same form class. The forms contain a custom control (which contains various DevExp...
I want a way to list files in a directory and putting a check box beside each one of them so I can select some of them and perform operations with each selected file, what's the best way to do this? ...
Does anyone know if it's possible to open a file in the file system via a link in a WebBrowser component? I'm writing a little reporting tool in which I display a summary as HTML in a WebBrowser component with a link to a more detailed analysis which is saved as an Excel file on disk. I want the user to be able to click that link withi...
Winforms c# application running on terminal server. All images for buttons and menu items are stored as resources in the .resx file. After some heavy use, opening and closing windows while using the system, an "index out of range" exception is thrown and the window no longer opens. If the user attempts to navigate to any other part of...
Hi im developing an winform application using mvc pattern, If i have a windows form as a view with a button in it, and i want to show another view(winform) on click of button in the first form. In this case whether the view should should notify the button click to the controller and the contoller will instantiate the second form and s...
I have an winforms application that was built using MVC. The controller is subscribing to all of the events from the view (button clicks, etc) and connects multiple views with the model. The problem is that the controller is now about 3000 lines of (hard to unit test) code. What is the best practice to avoid getting controllers to do...
I am trying to unlock a file from a C# program, using unlocker. In my UI, I put a button to unlock the file the app couldn't delete. When the user pushes the button, I want unlocker (the famous app) to be opened. I have read about in the Unlocker web, and there is some explanations about the commandline to use but nothing works. I wri...
I am migrating a 1.1 winforms app to 2.0. what are the main things i should immediately change because of generics. Here what i have so far: Replace all hashtables with generic dictionaries Replace all arraylists with List<> Replace all CollectionBase derive classes with : List<> Any others that should be done immediately? thks, a...
I have a form that will multiple Panel controls stacked on top of each other, each one being shown/hidden based on other selected options on the form. This has been a real pain to manage in the form designer as the panels don't behave like a full TabControl. However, it doesn't look like you can use a TabControl without the tabs. What is...
if i have a .net 1.1 class that inherits from DictionaryBase and i am moving this to 2.0.. what is the generics equivalent to change this to? ...
When I display an instance of WinForms.FontDialog (C#, .NET 2.0), I am missing some fonts that I expect to be there (e.g. Courier, Fixedsys, MS Sans Serif). Also, a customer is complaining that Adobe fonts he has installed are also not showing up in the list. How can I get these fonts to display in this dialog? ...
Can anyone please help me to get the keycodes for the arrow keys in c# .net keypress events? Can you help me to get out of this check point? best regards, Arun. ...
I wish to display a list of letters from a through z on a form. Each letter needs to be clickable with that value being passed as a click argument. Aside from creating 26 letters and using the click event of each letter does anyone know of a quick way to do this? I know how to load dynamic controls etc and how to do it that way. Just won...
Hi, I have a TextBox control on my Form. I use the Leave event on the control to process user input. It works fine if the user clicks on some other control on the form, but the even doesn't get fired when the user goes straight to the main menu. Any ideas which event should I use to get it fired everytime? ...
I am working on a Windows Forms app for quite some time now, and I really find myself doing more typecasts in the GUI code than I ever did in my underlying business code. What I mean becomes apparent if you watch the ComboBox control that accepts some vague "object" as it's item. Then you go off and may display some DisplayMember and a...
I have a control which the user can resize with the mouse. When they move the right side, I just change the width, and everything works fine. However, when they move the left size, I have to change the Left and Width properties. The right hand side of the control visibly twitches, showing the old width in the new position. It still ...
I have a winforms application that doesn't have a shared set of tools that I can provide on a toolbar. But I want to have a toolbar, so I was planning on using that space to provide quick links to the most popular portions of the product. I will eventually add knowledge to the product to know which screens the current user favors and p...
I need to be able to embed and control the playback of an AVI file in a WinForms app, using C#. The video needs to be embedded in the form, not launched in a separate media player window. What's the best approach to do this? I found the System.Media namespace, which sounded promising, but it appears that is only useful for sound. Do ...