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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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16 views

Style that Animates Button Opacity

I have a Style for a Button which: Animates the Opacity when the IsMouseOver property is <...
4
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0answers
20 views

WPF Custom Control with a Single ObservableCollection DependencyProperty

I'm learning how to write WPF custom controls. My example, NameLister, exposes a single DependencyProperty, Names, of type ...
2
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1answer
58 views

WPF Extension to directly inject dependencies in the Window constructor

I just finished writing the core for my WPF application and because I'm still a very beginner at software design I wanted to get some feedback about the design decisions I've made. I've uploaded ...
2
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0answers
39 views

Is this an acceptable MVVM Model with IEditableObject implementation?

I'm trying to follow MVVM pattern in a VB.net WPF application, and I would like to implement IEditableObject. Is this code acceptable for an MVVM application? In ...
7
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1answer
54 views

Loading BitmapImages out of a Zip file

I'm working on a personal project to get better with C#, and as part of that I have a zip file with 20 or so images saved inside. I want to load those images out of the zip file and display them in my ...
4
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1answer
77 views

More Efficient Way To Search On-Demand

I need better logic that would allow this search to perform quicker and more efficiently. In XAML, I have a DataGrid and a ...
6
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1answer
111 views

WPF MVVM ColorLister with navigation

By hashing together various online tutorials I've constructed my first MVVM application that lets users navigate between "tabs" and a "tab" (ColorList_Tab) that performs basic list functions such as ...
3
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2answers
62 views

Static global settings class with serializing

I have a class that is used for serializing and deserializing global application variables. I would like to know if there is anything that I can improve. I know I could inject a dependency to support ...
5
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1answer
158 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 ...
4
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2answers
83 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
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1answer
199 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
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1answer
141 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 ...
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1answer
37 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
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1answer
115 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? ...
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0answers
57 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
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2answers
138 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
31 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
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2answers
154 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
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2answers
425 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
1k 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
362 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 ...
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0answers
292 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
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1answer
115 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
342 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 ...
8
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2answers
1k 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
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1answer
1k 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
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1answer
191 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
157 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
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1answer
81 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
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1answer
130 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
186 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
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1answer
265 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
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1answer
216 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
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1answer
68 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
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1answer
1k 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
147 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
169 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
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2answers
8k 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
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0answers
259 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
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1answer
128 views

A simple TicTacToe

A simple game of TicTacToe. Please review for style and other. Is this a proper ViewModel? ...
7
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2answers
11k 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
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0answers
230 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
675 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
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1answer
184 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
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3answers
578 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
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1answer
621 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
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0answers
175 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
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1answer
81 views

Initializing commands C# [closed]

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2
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0answers
117 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 ...