Questions tagged [wpf]

Windows Presentation Foundation (WPF) is part of the Microsoft .NET framework used to create rich client user experiences for Windows application.

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votes
1answer
145 views

TreeView class in WPF class

We are converting a WinForms application to WPF. so I need to accept the input like WinForms. As I don't want to change the logic of it. Ao I write the class for those its works. But the is not good ...
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0answers
39 views

WPF User Interface for ATM [closed]

i have this interface for my ATM WPF app. I used both dock panel and grid. It looks okay but if I maximize the it, it is not 'responsive'. I tried to change grid width to * but it doesn't work. If I ...
4
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2answers
76 views

MVVM model letting the user select a directory in a testable manner

My application needs to let the user select a folder from somewhere on their local machine. Below are the interface and model pair that I have written to let the user do so. ...
5
votes
1answer
191 views

WPF Palindrome Checker Application

I made a WPF Application, called Palindrome Checker, which checks if what you input is a palindrome. Any and all tips on how to make this code better in all capacities are wanted and appreciated. <...
4
votes
1answer
103 views

Factorial calculation UI freezes on loading many items in ListBox

I've been experiencing this performance issue for about 3 days and really need your help. I'm a novice at c# and cannot understand what I can do to optimize my application. The problem is that the UI ...
-1
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1answer
35 views

Is attempt like this, when using Application class, breaking MVVM pattern? [closed]

In my application I am using two view models. MainViewModel if fiered when MianWindow is initialized. And UpdateViewModel is fiered when UpdateWindow is initialized. The update VM is supposed to use ...
1
vote
1answer
99 views

Simple Desktop Calculator with WPF

I have developed this simple desktop calculator with WPF. Just wondering, what do you guys think of my coding style of this side project and any code refactoring needed to reduce repeat code? ...
1
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0answers
54 views

Chaining asynchronous calls to update UI [closed]

In an app the UI is updated from different threads. To queue this, I have created a utility class ...
8
votes
2answers
128 views

Non-Entity framework database interaction model

A C# WPF user interface has been developed for the Book Inventory MySQL database previously shown in this question. Since the database had already been developed this was a database first ...
1
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0answers
28 views

Simple Data Entry Application in WPF xaml UI

I made a simple data entry application in WPF MVVM and was just hoping for some input as I am pretty new to WPF . I have done the same application using winforms. Now I have recreated the same ...
3
votes
2answers
116 views

WPF Bitmap / BitmapFrame to multi-page / multi-frame TIFF with JPEG encoding

I was searching for a long time how to write multi-page TIFFs with the JPEG encoding. TIFFs support JPEG encoded frames but the built-in encoder in .NET Framework does not have JPEG as a compression ...
5
votes
2answers
296 views

Simple calculator in C# WPF

I'm beginning to learn WPF and wanted to do a quick exercise. The code is as simple as it gets but I tried to evaluate each and every possible edge case. Any improvement is welcome, thanks. C#: <...
11
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1answer
611 views

Linq for ObservableCollection

Purpose ObservableCollection<T> is not strictly a WPF class, but its intended purpose seems to be for use in WPF. It's the standard implementation of ...
2
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0answers
275 views

MVVM Databinding, Commands, Async - MVVM.Light [closed]

I'm new to C#, WPF and MVVM and I don't want to make common mistakes right from the beginning and get used to them. I already read some similar questions on best practices for WPF/MVVM but none of ...
1
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0answers
183 views

Setting the Owner property on a modal dialog in WPF/MVVM using a Func

I'm looking to solve the problem of setting the Owner property on modal dialogs in WPF, while using IoC and MVVM patterns. I've seen (and written) all sorts of ...
1
vote
1answer
90 views

WPF Content Navigation and Button management

I have been working on my first ever C# project and I'd love some feedback of the any and all aspects variety. I am building a game called Fleet Command. In the ...
2
votes
1answer
255 views

Vertical WPF icon button that uses Segoe MDL2 font for icon

This is a button that changes text and icon according to a Boolean state. for example, a play / pause button or a connect / disconnect button. The icon uses Segoe MDL2 Assets as the default font, but ...
4
votes
1answer
977 views

Concurrent observable collection

I'm working on a WPF 4.5 desktop application that has several nested collections with the following key aspects: writes mainly from UI thread, but also from worker threads writes are relatively ...
10
votes
1answer
705 views

Markdown Display in WPF

I wanted to display a markdown document in WPF sensibly without relying on an HTML rendering system. I wrote a control based on the RichTextBox, and used Microsoft'...
1
vote
1answer
129 views

Addition Program using wpf through MVVM

I'm new to MVVM and WPF. Please suggest whether this is okay or I need to correct my understanding of MVVM which I confess is very limited as at the moment. I have created a simple addition ...
3
votes
1answer
129 views

Processing a large list of strings

I am working on an application in C# WPF which reads a large file containing a number of HL7 formatted reports. My application takes in the file, reads and extracts any lines that starts with OBX and ...
1
vote
1answer
78 views

Parsing displayed month/year for calendar

I have a 6 x 7 grid for a calendar = 42 DateTimes. I'm trying to display the displayed month/year at the top of the calendar. If there are 3 months displayed, I ...
10
votes
1answer
120 views

Visual Studio exception visualizer for lengthy exception messages

I use Autofac a lot and for everything and when you make a mistake and forget to register a dependency etc. it'll tell you exaclty what's wrong. Although its ...
3
votes
1answer
159 views

Snake Game Library for WPF

Recently, I had a sick leave and to had some fun and improve coding skills I got a challenge to write a Snake Game for WPF. Desired RESULT 1) Game must be in separate .dll library; 2) Must have ...
1
vote
1answer
180 views

MVVMLight Toolkit Data Binding Technique

I'm simulating my real-world application by using a really simple demo app here, but it has the same concept. The question is MVVM Light Toolkit specific, as the ...
5
votes
1answer
160 views

Accessing View from ViewModel

Having a view (grid control) that provides some functionallity via methods (primary SerializeView / DeserializeView) that should be called from the view model which is bound to the view. One point to ...
-1
votes
1answer
66 views

Model Exposure with MVVM [closed]

I have been starting to learn MVVM to give my WPF projects better structure. I have to sample classes, DeviceModel and ...
4
votes
1answer
900 views

Loading a XAML file related to a control programmatically?

I'm trying to have a custom WPF control whose content is defined in XAML but avoiding the use of a UserControl. This is because a UserControl makes it impossible to ...
5
votes
2answers
142 views

Filter Producs by any property

I have Products table which looks like this: I have some data in this table and I want to filter it depending on this columns (Filtering with columns type of string isn't problem). For this I have ...
0
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1answer
149 views

Saving ResourceDictionary theme

I have the following command bonded to my button, It's supposed detect the current used theme and change it (Dark or Light). ...
11
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4answers
2k views

Countdown control with arc animation

I've implemented countdown timer control with arc animation that looks like this Implementation notes: For arc visualization I've created class Arc derived from <...
5
votes
2answers
6k views

Rounded borders for different controls (Button, TextBox, ComboBox) via Attached Property

Suppose you just want to set border radius for different controls: Button TextBox ComboBox ...
2
votes
0answers
225 views

Switching between ViewModels using IoC in a MVVM WPF application

I have a project that uses Caliburn.Micro to implement the MVVM pattern. For IoC, I am using MEF. All the ViewModels are marked ...
2
votes
1answer
120 views

A simple TicTacToe

A simple game of TicTacToe. Please review for style and other. Is this a proper ViewModel? ...
6
votes
2answers
9k views

Task timer async

I had been still using BackGroundWorker and decided to learn async Task. My test project is a simple timer that can be canceled. The target project is to read instruments with a delay for sampling. ...
4
votes
0answers
196 views

Media player subtitles in WPF - Part 2 Handlers and notifications

This is a continuation of Part 1. In this question I will present you with a single class which is the most crucial component of the whole system, it's responsible for firing notifications whenever a ...
4
votes
1answer
592 views

Media player subtitles in WPF - Part 1 Processing and storing

I'm writing a media player in WPF and since movies are playable, subtitles are a must. Here's what it looks like so far: On the left is the settings tab, in the middle is the actual player and on ...
0
votes
1answer
155 views

Filtering DbContext data dynamically by user input in WPF applications

I need to filter database data based on filters available to the end user in the form of search term text box, select boxes etc. I have put together this code and need feedback if this is a good way ...
4
votes
3answers
542 views

ListBox async filtering, cancelling previous task on filter update

I'm trying to come up with a nice way of filtering a ListBox asynchronously, to keep the UI responsive. The filtering gets fired off asynchronously each time the ...
5
votes
1answer
526 views

Complete ObservableDictionary

In conjunction with a recent question of mine, I found that an ObservableDictionary would be very handy for my situation, so I decided to implement one. I've ...
3
votes
0answers
155 views

Object pooling in WPF

In a WPF project I'm working on, often multiple objects reuse the same AnimationTimeline, to smooth that out I made an ...
-3
votes
1answer
80 views

Initializing commands C# [closed]

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2
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0answers
113 views

Initializing child windows in MvvM

I have a MvvM application that is working very fine. However I am not sure if I'm writing a clean code, especially the part handling child windows with their controller. So to begin, i have this ...
2
votes
1answer
88 views

Event based input files management system

I'm currently making a system that can accept different sorts of files and some classes are interested only in specific types of files, while some don't discriminate at all. Note Type of file isn't ...
5
votes
2answers
480 views

Using a service interface to get user input from dialogs

I haven't worked with WPF/MVVM for a while, but now I'm back fixing some issues with one of my old apps and remembering the struggles I always had when dealing with asking for user input (eg. showing ...
4
votes
0answers
3k views

WPF CustomControl Image Button that changes with state and does not use ControlTemplate

Note: See Verticle WPF icon button that used Segoe MDL2 font for icon for an example using Segoe MDL2 for the icons. I need a button that changes appearance based on the state of a Boolean. A ...
1
vote
1answer
686 views

Handling FTP exceptions like no internet etc

I'm currently working in a project where the user needs to log in and after that i will check if the directory /cloud/user/Projects exists and if it doesn't i will create them. The code works, ...
1
vote
0answers
64 views

Tiny app to track working time on Jira tickets

I'm a .NET intern. For my project management we work with Jira and we have to track real working time on a ticket to log the work and compare it to the original estimate. For this purpose I have ...
1
vote
0answers
210 views

A ViewModel build with ReactiveUI 8 to get web images

This is a practice application that I built to learn Rx.Net & RxUI. It follows the MVVM pattern and is written in C# with WPF. Here is a link to a question I asked during the development, which ...
0
votes
1answer
5k views

WPF button with xaml-defined icon that changes with state

I needed a button with text and icon that did two things: Text and icon went grey if the button was disabled. Icon changes depending on Boolean property (e.g. connected / disconnected). For the icon ...