winforms

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login timeout winforms

Can anyone tell me, how to make a Login timedout functionality in my Winform application. My user is able to login. What I want to do is, if he doesn\'t touch the application for say 20 min, and then[详细]

2023-04-13 09:58 分类：问答
how to color form Gradually from yellow to green

how to color form on winform us开发者_Go百科ing C# Gradually from yellow to green ? thanks for any helpExample:[详细]

2023-04-13 09:54 分类：问答
MultiColumn Listview items to File

I\'m working on my small application and I need to get items from listview and write 开发者_StackOverflowthem to txt file. Does anybody know how to do it? Please help me.[详细]

2023-04-13 09:51 分类：问答
Custom control for displaying images

I have my own classes that represent image data. They have various underlying structure but all have indexed property which returns an i,j-th image element. I need to display such images in a form. Ri[详细]

2023-04-13 08:41 分类：问答
Advantages/disadvantages of combining C# and C [closed]

Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this po[详细]

2023-04-13 08:03 分类：问答
openfiledialog error for selecting used files

try { OpenFileDialog dialog = new OpenFileDialog(); String appData = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);[详细]

2023-04-13 07:26 分类：问答
why when I press a Ctrl+Tab in a MultiLine TextBox,it enters a tab character, even i set the AcceptsTab property to false

Why does pressing Ctrl开发者_JAVA百科+Tab in a MultiLine TextBox enter a tab character even though I set the AcceptsTab property to false?[详细]

2023-04-13 07:22 分类：问答
parsing error when getting the file depends on file creation time

I have path like this...\"C:\\restore\\restoredb\\\" In that path i have files like this.. backup-2011-10-12T17-16-51.zip[详细]

2023-04-13 06:26 分类：问答
In Winforms, why is validation not being fired after leaving TextBox and entering a DataGridView?

I\'m overriding the OnValidating event in a custom Winforms text box.I\'m finding that if the text box (which is bound to an object) has focus and then I give a grid focus using the mouse, the OnValid[详细]

2023-04-13 06:10 分类：问答
select combobox item by pressing enter key in c# windows aplication

In c#, I want to s开发者_开发百科elect combo box items by keyboard and when i press enter after selecting one that item should be selected. how to do it?try something like this ..., this will explain[详细]

2023-04-13 05:55 分类：问答