Questions tagged [winforms]
Windows Forms (WinForms) is the name given to the graphical application programming interface (API) included as a part of Microsoft .NET Framework, providing access to native Microsoft Windows interface elements by wrapping the extant Windows API in managed code.
106
questions
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Recommended way to use a python backend from a c#-application
I have an old windows forms gui used to control a custom measurement system. Originally, it handled acquisition, calculating, database handling and presentation of measurements.
Now, because of some ...
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votes
1answer
156 views
What data structure works best with File Explorer-type applications?
I'm working on a desktop application in C# that reads a directory and displays in a DataGridView the directory entries of the PDFs found in that directory, like a File Explorer that only shows PDFs. ...
4
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1answer
521 views
How to separate “unmanaged” and “managed” code in my C++/CLI project
I am developing a project using C++/CLI and WinForms. It is a geometry project, which is why I have to use C++/CLI, because of the C++ geometry library CGAL. I chose to use WinForms for the UI because ...
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vote
1answer
199 views
Adding item (or incrementing count) to ListView, with the MVP pattern in WinForms
Description
A WinForms application with the following as part of a form:
When the "Add" button is clicked, a new entry is added to the ListView, with data from the TextBoxes and ...
2
votes
3answers
143 views
Changing control name property during runtime — Why doesn't anything break and why shouldn't I do it?
To make a long story short, I needed a property of a button to act as a "secondary text property" and retain the original .Text value of a button, and the only String property that wasn't ...
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0answers
82 views
Structuring a “Large” Windows Forms Project and Solution To something with Multiple Sub-Projects
I've willingly inherited a VB.Net forms project based on .Net 3.5 last edited with VS2012. I was able to open it up and up-convert it to VS2017. I can compile and run it and make some little tweaks. ...
5
votes
3answers
480 views
Single massive solution - good idea?
I am analysing a Windows Forms application in .NET Framework 4.5.2 with 4 separate solutions with a combined 1.5million lines of code (and 10 years of development)
Libraries.sln (54 projects)
Tools....
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1answer
701 views
Choosing architecture for Winforms C# application
I'm developing GUI for controlling and testing hardware device.
The GUI consists of many basic controls like textboxes and radio buttons which are mostly independent of each other - each control ...
5
votes
2answers
322 views
Daylight savings time for real time application
I am building an application on windows forms C# that will run in real time 24 hours a day 365 days a year. This application tracks the time that components are out of storage.
I am running into a ...
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3answers
1k views
How to handle views and logic in a Winform C# app? [closed]
I come from a webdev background so I'm used to MVC to handle the separation between the views and the logic (and the data/models).
I'm starting to develop using Winforms in C# and I want to know what'...
2
votes
2answers
177 views
Solving similar devices problem
Problem:
Winform app for servicing different types of devices (approx. 10 types).
Some devices have more settings similar (or same) then the others.
Each device could also has software and hardware ...
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votes
2answers
390 views
Winforms: Using the designer vs. generation by code
Due to a new job opportunity I am switching back from WPF to WinForms.
Currently I am playing around a little to get used to it.
Here are my main questions that arose:
Should I use the designer in ...
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1answer
612 views
About Three Layer Architecture
I'm currently developing a minor project for school and I'm supposed to use a three layer architecture in the project.
I'm working with C# in .NET and I'm also working on Windows Forms, and with the ...
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votes
1answer
280 views
How should i license my application?
I developed c# winform application which monitors database and I want to license it.
License will be concurrent based. Standart license 2 concurrent users, Premium users 5 concurrent users.
I want ...
2
votes
3answers
656 views
Are there any benefits of using .NET Framework 4.0 Client Profile nowadays?
We are developing visual controls for WinForms in .NET, and one of our customers using our products is still compiling all his apps for .NET 4 Client Profile. He has to do this as his customers, some ...
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vote
1answer
276 views
how should the MVP pattern handle views created at runtime?
how should the MVP pattern handle views created at runtime ?
for example
There is a mainView (that has a model and presenter) that needs to display a list, each item in the list is represented by it'...
2
votes
1answer
2k views
In a C# Windows Forms application - how does the message pump use the main/form controls thread to update the form?
From my understanding, the form and all of its graphical controls run on the main thread. The form is displayed by the main thread and the inputs from the keyboard and mouse are received via the ...
12
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1answer
14k views
How can I apply the MVC pattern to a C# WinForms application?
I'm a C++ developer who has been using the MVC pattern to design GUIs ever since.
Recently I wanted to get back into C#, and I set up a Windows Forms application, but now I am a little bit lost on ...
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0answers
69 views
Creating a common ancestor form in Visual Studio
I have 5 forms which in hindsight should have an ancestor descended from Form. Unfortunately, the common elements of the forms is a splitContainer and a listbox in one of the containers. Each form ...
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0answers
217 views
How should I implement generic datagrid for CRUD Operations?
I wrote multiple times different apps that have following requirement.
CRUD Operations via DataGrid control...
Everytime I start new prject I write new code for same requirement over and over - what ...
4
votes
2answers
769 views
A simple GUI app: states
I'm making a Windows Forms app:
It is client-server. Authorization, then load some data from server, then send back some statistics from time to time.
You should go through a bootstrapping procedure, ...
3
votes
0answers
64 views
Entity Framework - Old school save/update advice?
I've a query for you relating to best use of EF6 when using Winforms yet not having justification for changing things to something more modern.
I've got half a dozen classes that are based on ...
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vote
1answer
1k views
I have a few questions about the MVP pattern in a WinForms project
I hope someone can answer these.
I have a WinForms project with +/- 8 forms. I have an SQLite database and a class that handles the queries to this database. I would like to use the passive View ...
3
votes
0answers
71 views
Background operations in controller/presenter or form?
I have a desktop application with each window decopuled into presentation layer (containing the Form/Controls etc.) and application layer (Controller/Presenter - naming is irrelevant to the question). ...
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votes
0answers
1k views
Traditional installer for a WinForms application
What is the preferred method of creating a "normal" traditional installer for a .NET WinForms application? I'm using VS 2015 which comes without a template for such a deployment project. I installed ...
3
votes
2answers
285 views
GUI applicaton states and polymorphism
I have WinForms GUI application, which can work in two "states" with different functionality, but these states share GUI controls. I am dividing these states by using enum almost in every method, like:...
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votes
1answer
542 views
How could I approach building a Tile based Map Editor in Winforms?
I need to build a Tile-based Map Editor in #C Winforms. My main concern is drawing the tiles. In what space should I draw the tiles? Within a Panel? A Picture Box?
Also, I obviously need to draw ...
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vote
0answers
60 views
How to display a very delayed success message after async method call in WinForms after Form is closed
The users are on a Windows Form where they fill out a fax cover sheet and hit Send. The remote fax service takes anywhere from two seconds to two minutes to return a result (long timeout). By that ...
1
vote
1answer
1k views
General guidelines for architecturing a plugin based application
Our application is composed of a main webapp and a handful of windows services that perform a variety of jobs that feed, sanitize and optimize that webapp.
In order to ease the task of maintaining ...
1
vote
1answer
932 views
How to create a layout of controls that can be duplicated on a form at runtime
I have a bunch of controls including labels, updown menu, combo boxes, radio buttons, and check boxes that must be replicated once someone hits the add button. Is there a way that I can create a ...
1
vote
2answers
267 views
Separating save logic from WinForm to make it reusable
I have a Windows Form for creating configs. It has around 50 fields of data, which represent a group of entities, that I need to capture when the user presses the save button. Currently, on the press ...
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0answers
48 views
Is it good practice to code entire business form as single component (control)?
Is it good practice to code entire business form as single component (control) and then proudly put it on window/form as the final step in development? Of course, this form can involve some other ...
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2answers
2k views
Why use using-statements when you want to reopen connections? [closed]
In a Winforms project I've been working on recently, I've been dutifully using using-statements for objects that implement IDisposable. I want to reopen a database connection, however because the ...
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vote
3answers
1k views
Use case for async/await?
Background
Most of the applications that I write are hour long sequential tests for electronic equipment. The equipment under test has a specification that is a state-machine that looks like...
Get ...
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votes
1answer
714 views
Winform User Control on ASP?
I wrote a C# Winform User Control as follows when Executable is Run:
My question is how we can use this Winform C# user control in one ASP Page. I know about WEB User Control and using in ASP but ...
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vote
0answers
350 views
Using events and event subscribers to create windows in a desktop application
I should probably open this by saying I do mostly Web applications at work, which obviously have some major differences from typical desktop stuff.
I had a small Windows Forms program I'd made for ...
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vote
1answer
1k views
Why are interfaces necessary in MVP design pattern?
I am trying to understands MVP using Winforms.
I found this example. Why do UserModel and UserView need to implement the IUserModel and IUserView interfaces ?
5
votes
4answers
434 views
Object with Customized Properties and Methods
A project I am working on currently models Order information. Right now, there is one class with a bunch of properties and functions that all of orders have in common. In addition, some of our users ...
0
votes
1answer
962 views
C# Application GUI design dependent on configuration
I have built quite big WinForms application working in industry for a few years. It communicates with many HW devices. Application can be configured to use or not use some of these devices and GUI is ...
5
votes
1answer
2k views
Pattern for communicating between nested usercontrols and parent form (C# / Winforms)
I'm trying to decide the best way to handle communication between a UserControl that is nested within another UserControl and the parent Form itself. I have a Form, inside the form there's a ...
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0answers
705 views
Is it possible to have multiple threads using Background Workers for different controls within one GUI
In my current project i have a CPU intensive 3D chart that needs to be updated in real time.
I have been using background workers for the project and using those, i do all the processing in the ...
1
vote
1answer
1k views
Multi-threaded winforms with multiple child forms using sockets
I develop application with two main option grouped by groupBox in main form. First option is run server with specific behaviour for example I choose TCP protocol, type IP address, port number and ...
2
votes
1answer
1k views
Two way communication between Form and plugins
I have started to develop a support tool for an old legacy system that is no longer maintained but still needed for the foreseeable future. The legacy system offers few, clunky and error prone methods ...
1
vote
1answer
147 views
Databinding When View Differs From Model
I have an entity Customer. Customer has a collection of Accounts. I have corresponding classes. The Customer class has-a List<Accounts>.
I have two views. First page shows the Customer's name, ...
18
votes
2answers
27k views
How do you separate view from logic in a Winform application?
I know there are patterns like MVC to separate view from logic, however, I don't know how common they are in Winform applications.
For a C# Winform application, I may start with a Form and gradually ...
0
votes
1answer
649 views
proper exception handling (throwing/message) dll libary
I just wrote a dll library using vb.net. while testing, i got an error which i did not initially use a try-catch block. The code is
Try
'The first four bytes are for the Command
...
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0answers
599 views
Choosing the right design pattern/architecture for a scenario
I have a situation, in which I would like your opinion about the best approach that I should take.
Let's consider 10 classes (obj001, obj002 etc.) all which represent some business entities, and are ...
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2answers
1k views
Would redrawing controls in c# give more performance?
Now I realize this is a kind of weird question but here it is:
Let us assume I redraw all the controls by myself rather than using the default provided ones (Obviously I'm talking of winforms as WPF ...
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2answers
2k views
Productivity using .Net WPF for large ERP (LOB) desktop applicatons ~1500 forms\dialogs [closed]
I am wondering if WPF will fit in my case:
We want to refactor an old legacy application written in a 4GL language with about 1500 forms\dialogs. We want to do that in .Net (desktop application), now ...
0
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2answers
3k views
What is the best way to allow a user to specify a SQL server and database from a Windows application?
I am working on building a Windows application that will require a connection to at least two different Microsoft SQL Server databases (for example, a source and a target), which may or may not be on ...
