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Questions - data-binding

data Binding inside Viewmodel outside Collectionview Xamarin is not working, ui is not updating

right now i trying to implement a collectionview and a selection of different user. To get the number of selected user, i define a variable outside of the obersavle collection called _nrofselectedUser...
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MinhTV

c#

xamarin

data-binding

inotifypropertychanged

Votes: 0

Answers: 1

Latest Answer

you are incrementing the private variable _nrOfSelectedUser++; instead, you need to increment the public property, which is what will cause the PropertyChanged to fire NrofSelectedUser++;
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Jason

Binding Slider.Value to property and setting Value to value above Slider.Maximum will coerce it to Maximum but the ViewModel will go out of sync

Before I start to explain my problem: The Slider is just an example for the following problem. I work on a custom control, that has to do a very similar thing like the slider does here: Scenario: I h...
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Jannik

wpf

data-binding

dependency-properties

coerce

Votes: 0

Answers: 1

Latest Answer

Bind the Maximum property of your Slider to another view model property and implement logic to ensure that your values are always within the valid range in your view model class. The control rightfull...
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mm8

Click Handling on Views in Clean Architecture

I have to implement click listener using binding and ViewModel as per clean architecture. I have two button to select language like English and Chinese. LanguageActivity.kt @AndroidEntryPoint class ...
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Taimoor Khan

android

data-binding

android-viewmodel

clean-architecture

Votes: 0

Answers: 0

WPF: Creating a custom button with automatic bindings from c# code

I have a large number of buttons that have all the same binding schema based on a key string. I thought I could save some code duplication by making a custom control that takes that string and sets al...
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user3190036

c#

.net

wpf

data-binding

Votes: 0

Answers: 1

Latest Answer

So it turns out the StateTransition property was getting set before the datacontext. This means all the bindings were binding onto null. The fix is to listen to the DataContextChanged event and rebind...
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user3190036

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