Questions tagged [winforms]
WinForms is the informal name given to Windows Forms, a GUI class library in the Microsoft .NET Framework and Mono. Questions in this tag should also be tagged with the target framework ([.net] or [mono]) and should ordinarily be tagged with a programming language tag.
winforms
99,216
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How to draw a node in some given coordinates
Can`t draw node with specified coordinates on gViewer.
Try to use code from this question Change Node position in MSAGL , but it doesn`t work.
Form form = new ();
GViewer viewer = new (...
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How to check for updates in my C# app published on MS Store
I am a Mac developer who has just started building Windows apps. My app will be published to the Windows Store.
Do apps downloaded from the Windows Store have to check for new versions themselves, or ...
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How to correctly access windows forms objects in my .cpp file?
I am writing a windows forms application and I have two files in my project Form1.h and Form1.cpp, with the .h file containing all the windows form generated code/objects and the .cpp having my main ...
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Cannot load appsettings.json after converting .NET Core 3.1 console application to .NET Core 3.1 WinForms application
There was a console .NET Core 3.1 application for SOAP communication based on IHost / IHostBuilder.
New requirements came and I had to convert the application to the GUI application. I chose WinForms.
...
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program C# application winForm and wpf on windows embedded
My company considers working on a windows embedded operating system. i already have applications developed in winform wpf, is it possible to execute theme in windows embedded operating system?
If not ...
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Master detail on devexpress
I have a problem with master detail in Devexpress. I have 3 tables. An intermediate table, one of which is the computer list, the other is the programs, the other is the program computer list.
In this ...
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1
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Create a control and set in next to another control
Here is the requirement: set a button aside a textbox. So that the button will be located in the right of the textbox.
At first I think it's easy because I can use UserControl, some drop and drag can ...
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58
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Why does the console output work, but the RichEditBox gets blocked?
I have simple Form Application, this app contain separated socket Task. This Task handles send(string) procedure for sending message to Server. Server sends back message to client, Task receives ...
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System.IO.FileNotFoundException: Unable to Load 'System.Data.SqlClient' Assembly in .NET Project [duplicate]
I'm encountering a persistent issue with my .NET project in Visual Studio. Every time I start the program, I get an error stating that the specified version of the System.Data.SqlClient assembly ...
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68
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How to digital sign a pdf file using smartcard and iTextSharp?
I'm new in digital signing concept, I'm developing a winform application that allow an user to select a certificate from Windows certificate store, and use the selected certificate to sign to a pdf ...
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OpenTK render objects outside of Viewport to Framebuffer's texture
I am working on a Windows Form application, I am drawing rectangles onto a GLControl in one tab.
After I'm done drawing the rectangles, I am trying to draw them into another GLControl that is inside ...
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SpreadsheetGear.Windows.Wpf Crashes when an invalid Workbook Name is used in a formula to reference a different Workbook in the WorkbookSet
When an invalid Workbook Name is used in a formula for referencing a different workbook in a WorkbookSet, the "Invalid Formula" message that shows up on WinForms, does not show up on the WPF ...
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Issue with Converting .ps1 Script to EXE [duplicate]
I am using the PS2EXE script from GitHub, and I am having an issue with my program after it's converted.
I have already done this with a previous program, and it worked fine, but this second program ...
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1
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57
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How to add items to listbox if not exist?
I'm having an issue with my code, I'm trying to add items from a Directory to a ListBox, the issue is that I keep getting the same items (duplicated) over and over again.
here is my code:
String[] ...
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Unable to draw proper gradient buttons on Windows Form
I have the following simple code that should draw a gradient button, added as gradbtn.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading....