Recent questions tagged Winforms

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winforms - How do I find out if a process is already running using c#?

I have C# winforms application that needs to start an external exe from time to time, but I do not wish to start ... } else { foo.Start(); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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winforms - C# Why use SuspendLayout()?

I am reading up about SuspendLayout() and ResumeLayout(). What I can't figure out is, why should I do/use ... does these methods take care for? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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565 views

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winforms - C# application both GUI and commandline

I currently have an application with a GUI. Would it be possible to use this same application from the ... ) for the commandline tool? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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winforms - How do I center a window onscreen in C#?

I need a way to center the current window. So for example, if a user pushes a button, I want the window to ... I center the form on the screen? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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679 views

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winforms - Updating UI in C# using Timer

I am working on making my application that reads data from the serial port and updates a gauge on the UI more ... I can't figure it out. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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693 views

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winforms - VB.Net Passing values to another form

I would like to know how to pass a value from form1 to another form's public sub. The problem is that it says ... 'get the value to here End Sub See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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656 views

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winforms - C# Drawing on Panels

I'm drawing up a day schedule and representing timeslots with panels, and appointments are yet more panels on top. ... t be covered if possible. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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706 views

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winforms - Creating different brush patterns in c#

I'm trying to make something similar to paint. I'm trying to figure out how make different brush styles. Like in ... not what I'm looking for. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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872 views

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winforms - How to make autocomplete on a TextBox show suggestions when empty

I am using the AutoComplete properties on a textbox (actually a ToolStripTextBox). This is working fine except it ... that might be a solution See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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727 views

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winforms - Sending commands to cmd prompt in C#

For one of my implementations I am working on a tool that is supposed to send/retrieve commands/results to/from ... that might be happening ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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537 views

1 answer

winforms - how do i check if a printer is installed and ready using C#?

How do i programmatically check if a printer is installed or not (and if there is one, how do i check if ... Studio 2008? Thanks in advance, See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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655 views

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winforms - Reading data from DataGridView in C#

How can I read data from DataGridView in C#? I want to read the data appear in Table. How do I navigate through lines? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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668 views

1 answer

winforms - insert item in combobox after binding it from a Dataset in c#

I have to insert "Select" at top after combobox is bound from dataset.i tried this but it isn't working. ... .RegistrationType).Cast<object>()); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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707 views

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winforms - Placing Images and Strings with a C# Combobox

I need to create a dropdown menu, or combobox, for a Windows Forms application which contains a small image ... be greatly appreciated. Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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758 views

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winforms - Test if the Ctrl key is down using C#

I have a form that the user can double click on with the mouse and it will do something. Now I want to be ... user is holding the Ctrl key down? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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579 views

1 answer

winforms - C# WebRequest using Cookies

I have a winforms application i have been working on that runs multiple tests on consumer accounts. The tests ... cookie.Domain.ToString(); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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910 views

1 answer

winforms - Sort dataGridView columns in C# ? (Windows Form)

I have a datagridview that i bind from an sql table, in that dv i have those attributes: Id, Name and Price. ... job when the form will load. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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626 views

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winforms - Attach form window to another window in C#

I want to attach a form to another window (of another process). I try to do this by using [DllImport("user32. ... form, needs to be solved too. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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520 views

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winforms - How to make an installer for my C# application?

I have created an application (C#, Windows Forms) on Visual Studio 2008, and now I want to make installer of this ... Edition How can I do it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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816 views

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winforms - Adding an event handler for a control in child form from parent form in C#

I have two forms. One is a parent form with a button and a text box. On click of the button, a dialog ... form. What am I doing wrong here? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

1 answer

winforms - VB.NET Checking if a File is Open before proceeding with a Read/Write?

Is there a method to verify that a file is open? The only thing I can think of is the Try/Catch to ... will be appreciated! Thank you!! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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542 views

1 answer

winforms - Windows forms - add data to list view on button click

I have a winform application which populate some data after I click on $button_UpdateTS, how do I add the data ... $Form.Load; Get-results }) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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741 views

1 answer

winforms - How do I enable a second monitor in C#?

Is it possible to enable a second monitor programatically and extend the Windows Desktop onto it in C#? It ... checkbox in the image below. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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631 views

1 answer

winforms - Control another application using C#

I need to control other application by simulating mouse movement and keyboard input. How do I accomplish this in C#? Is it even possible? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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670 views

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winforms - Escape button to close Windows Forms form in C#

I have tried the following: private void Form1_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e) { if (( ... What am I doing wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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500 views

1 answer

winforms - C# GUI refresh and async serial port communication

I'm trying to create an application which communicates with hardware via serial port and reports the results to the ... the help, Best regards See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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945 views

1 answer

winforms - C# vertical label in a Windows Forms

Is it possible to display a label vertically in a Windows Forms? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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620 views

1 answer

winforms - How can I add moving effects to my controls in C#?

I have a Panel In my C# form and I have a button. When I click on the Button the invisible Panel Shows. Instead ... that. How can I do that ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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