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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WPF ugly event dictionary

I have a WPF application that gets data from a web-server. It contains two Views LeftView RightView three Models ...
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37 views

UI error display window with task async in WPF

I am new to async and was wondering if any improvement can be made to the solution I put together from scattered information on the web. The following (working) code shows how a button press runs ...
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1answer
54 views

WPF MVVM Navigation

Following a lot of research and mainly based on this tutorial I came up with the following structure in my application: ObjectBase - all view models inherit it: ...
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1answer
54 views

WPF filling a DataGrid

I'm creating a WPF application with a DataGrid. I'd like some advice on the code I've written: ...
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2answers
86 views

Creating and Editing a UtilityMeter

I have some functionality that allows the user to create a Meter, which counts your gas, water, and electricity usage. A Meter ...
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2answers
97 views

Calculator with WPF

I built a calculator in C# with WPF for the UI. I'm still a beginner at WPF and C# in general, and I'm just looking for some constructive criticism. XAML ...
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2answers
459 views

Injecting JavaScript to website for ordering products

I am a newbie at programming and I helped my dad with making this program which orders multiple products to a website from a table of Excel. It involves 3 processes: Passing orders from Excel to ...
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1answer
88 views

WPF DateTimePicker user control

I've created a UserControl that should act as a control inside a Window: XAML: ...
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0answers
138 views

WPF MVVM Dialog with Prism, MahApps.Metro

I am building a Metro-themed WPF application with MVVM approach using Prism and MahApps.Metro. I have to show a custom dialog from view model. Currently, I am using ...
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2answers
58 views

FileSystemWatcher created event

I wrote a little function that monitors some directories. If a file gets created, it will check in the extension list for a match. Can you please tell me if I could make my function better in any way? ...
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45 views

Resx Translation Helper, V.2.0 Remove Files Window

Related to Resx Translation Helper, V.2.0 This is the code for the Remove Files window. I was able to keep code out of the code-behind here, but I have a feeling I botched something else. ...
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66 views

Resx Translation Helper, V.2.0

Related to Resx Translation Helper, V.2.0 Remove Files Window First, I implemented the changes suggested in my last question, then I changed my entire code base to support editing 1-N Resx files. ...
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4answers
244 views

Resx Editor in WPF

To aid in the localization of .resx files, I made a generic resx comparer that allows you to edit the values of the resx's. Also, this is my first proper adventure in WPF (I've just been using ...
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6answers
230 views

Speech Synthesis to showcase how various voices sound with System.Speech.Synthesis

I was wondering if you would be willing to give me some suggestions on shortening this code. I feel as if the amount of if statements I have is a bit much. ...
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1answer
126 views

WPF Data binding alternate datacontext inside Itemscontrol

What I'm trying to do is bind the controls generated by a ItemsControl.ItemTemplate to a new instance of my ContactInterface ...
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1answer
107 views

Rubberduck “GoTo Anything” Navigation

The next version of rubberduck is going to include a pretty nifty "goto anything" / find symbol navigation tool that lets the user enter an identifier name in a combobox: UI To achieve the ...
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1answer
158 views

Swapping Tab Order

The code I have below swaps two tabs around. This is done through creating an array, deleting all tabs and then recreating them which seems very inefficient to me. ...
10
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2answers
182 views

Settings, setting settings, and settings handlers

So, back in this question, I built a set of settings. Now, I am trying to clean the entire system up. This is the abstract base class: ...
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145 views

Display nested objects through custom displayers in WPF

First off, I am very new to WPF. These are the objects I want to display: ...
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2answers
468 views

Writing an IRC Bot from scratch

I have been learning C# for a couple years now, and using small projects to help myself learn. My most recent project is a complete rewrite of my first C# project that just got out of hand (the old ...
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1answer
134 views

C# Async and DataContext access

I'm using a DataContext to insert an object. Currently it's working, but I'm feeling things could be done better. Method is called from UI (Using Caliburn Micro Binding). IsBusy is a property used by ...
5
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1answer
108 views

WPF application depending on large file

I've got a quite simple WPF application, trying to implement a correct MVVM pattern. The application in itself is simple: one listItem and one textbox + button for searching. On init, the entire ...
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2answers
590 views

MVVM data binding for a video encoding form

I am creating a C# WPF application. I am intending to bind all of the GUI controls via data binding to my ViewModel, rather than code behind - as per MVVM. I have ...
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1answer
634 views

Insert String array as label content in datagrid row through radio button

I have written some code for inserting a label at runtime that has its content set to a string array into a datagrid row. All of this will initiate when certain radio buttons are checked. The code is ...
3
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1answer
282 views

Controlling a Windows Service from a WPF app

I have a WPF Control Panel app, where I'm trying to stay close to an MVVM architecture. The control panel (the "the CP") is for a WCF service ("the Scheduler"), hosted in a Windows Service ("the ...
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2answers
85 views

TabController for handling opening and closing of tabs

I created a class TabController to handle opening and closing of tabs. It needs some data from my viewModel, so should I pass in ...
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1answer
138 views

Wrapper classes for objects returned by 3rd party APIs

I am building a WPF application which uses a third party library to fetch objects which I want to allow the user to interact with. The objects are returned as interface types. Am I right in thinking ...
3
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1answer
54 views

Convertors converting unconverted objects

In my app, I have several convertors, like these two: ...
0
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1answer
30 views

Prefered Style Container for the Components in the DataTemplate

The following XAML is a close (tidied up) version of what I have use in my WPF application. If you have noticed there are two Styles applied to the same component ...
4
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1answer
155 views

Show dialog only once. Other calls should bring dialog to front, but otherwise not have a result

This code works, as far as I can tell, but there's something that just feels wrong about it. The intended flow is like this: If no dialog is showing Show dialog, return result else Move dialog ...
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1answer
265 views

Asynchronous method and collection binding

I have a WPF application, in which I'd like to bind a collection to a combobox using an asynchronous method : ...
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2answers
70 views

The cycle continues - VM's part 4

So, this is my refactored VM: ...
3
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1answer
43 views

Reducing repetition of sequence-like properties

I have a class that is a wrapper for memory positions of a hardware device. I need to data-bind each of this positions, so I created a class with hardcoded properties, one for each position, so that ...
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1answer
73 views

Using a DependencyProperty ChangedCallback as a validation measure

I have an UserControl where I declare two DependencyProperties ...
6
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1answer
60 views

Go Back with More Detail

I have a Back function, and it is growing. I also think this is terrible, but I don't seem to get how it can be improved: ...
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2answers
165 views

Viewmodel has lots of properties which bind to view [closed]

I created a configuration View. so it binds a lot of properties in Viewmodel. But I have a another class People and I want to ...
2
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2answers
153 views

Finding the shortest path through a 2d space with a display

I decided to implement most of the reddit Daily Programmer space probe challenge. My program creates a 2D space that have asteroids and gravity wells distributed (the percentage of gravity wells and ...
2
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1answer
130 views

Creating automatic resizing of subelements in WPF

I currently have this code: ...
4
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1answer
655 views

From event handler to command: on my way to MVVM

I have a WPF C# application that I want to move to a MVVM pattern. My first step is to remove the button click handlers from the code behind of the UI. I've found some examples online and then ...
2
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1answer
47 views

Detecting the attachment of a DataContext

In our application the views and the viewmodels are created in parallel to increase the performance and when the viewmodel is created it is attached to the datacontext. While there is no datacontext ...
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1answer
85 views

Handle Settings in Windows App

So, I fixed my problem with a public ViewModel for my MainPage like this: MainPage.xaml.cs: ...
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2answers
472 views

Wiring CollectionView and grouping it without slowing it down

In my previous question, I got heaps of good advice BUT no solution for the problem apposed. I applied the valuable learnings from the past on this.question and am also hitting it from a different ...
1
vote
1answer
353 views

Image cache for lots of images using WeakReference on C#

I'm developing an application to manage a player card-library from an online game. Each card has an image that is stored on disk with a numeric code, for example, the card with ID=1234 has his image ...
6
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2answers
151 views

Is my Delegate defined the right way and does it need to transform to a pretty Event butterfly?

I have read so many bed time stories and ins and outs of how delegates work and why events are to be replaced with delegates (surely not all the time) and just couldn't get my head around it. I am ...
4
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2answers
111 views

MVVM, Navigation, and More - Part 3

This is actually a second follow-up to Correct MVVM format, but I have made different changes. This is my ViewModel.cs class for my MainPage.xaml: ...
4
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1answer
132 views

Correct MVVM format

I have a Windows-Runtime app (very similar to WPF), and I am using (at least I think I am!) the MVVM style. I want to make sure I am doing this the proper way, and not just a working way. This is my ...
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1answer
109 views

Reacting to Boolean state in reactive ViewModels

When this ViewModel loads we kick off the IsAuthenticatedCommand: If the result of ...
5
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1answer
1k views

MahApps login dialog in splash screen with Caliburn Micro

We are working on an application with a splash screen. After a few seconds/loading all the data, a login dialog appears inside the splash screen, asking you to enter username and password. Think of a ...
4
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1answer
976 views

A ViewModel using ReactiveUI 6 that loads and sends data

Most of the Rx Compelling Examples™ load and store data locally which I don't find that Compelling. I spent some time coming up with how to best perform the following actions but want to make sure I ...
8
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2answers
2k views

Wiring CollectionView and updating itself without the need for Refresh()

I have been using your expertise developing my application using parts of WPF that I have never touched before. In this stage my View does all I need it to do, however, I am not sure if I've done my ...