Questions tagged [two-way-binding]

351 questions
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WPF, two-way binding to a hash table doesn't update the source object

I am wondering if anyone can help, I am able to bind to a hash table and display values correctly, yet the two-way binding I have specified doesn't update the object when I make changes.
suiva
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TwoWay Binding of a ComboBox to a static property in .NET 4.5

Well, i just posted this question, but i figured that i am not doing anything wrong. My code (and the code of all of the answers) is correct, but my dev-maschine runs with .NET4.5 which apparently has a problem with the binding of the combobox... So…
Martin Booka Weser
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ComboBox Silverlight 5 auto search not working when using the TwoWay "Binding"

The ComboBox seems to face a problem when the data binding happen. The auto text search is not working. Need help here. Do not know what the actual problem is or if I missed out something.
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wpf binding list, listbox and control twoway

Is there any way to update listbox items text after updating it in textboxes? I wanna do it only with bindings if it is possible. Listbox is reading from list, but list isn't updating so it's never gonna change, unless I add new item to list. Here…
lisek
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Double linked immutable objects (C# records)

I want to create two-way linked objects (parent with child, where Parent.Child property refers to the parent's child, and Child.Parent refers to the child's parent). From what I see, this would only be possible with C# records if I use reflection,…
KHRZ
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How to bind combobox with static list of string and update the property value by selection

Update: I successfully enable to update property by change value in the textbox. But for the combobox I am still confused. I update the code so that might help to illustrate my confusion. class viewModelObj:INotifyPropertyChanged { …
BabyHai
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two way binding angular Problem [(ngModel)]

I am showing my problem by giving a link to YouTube video: Admin panel is the backend and the home page is the frontend https://www.youtube.com/watch?v=6m882slecYA Full source code for Front-end code: You can find the source code for…
DeltaDev
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Trying to access DataContext class from code-behind

I'm following this question on how to access your DataContext class from code-behind. Implemeting it the way it says doiesn't work for me (apparently I'm doing something wrong). What I'm trying to do: I have a button that is trying to read a Text…
miguello
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Change dynamic nested json values

this is my Json : { "name": "table", raw_material: { "iron": 2, "wood": 1, "glue": 1 } } Sometimes, it is different: { "name": "table", raw_material: { "iron": 2, "plastic": 1, …
test1500
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Why twoway binding doen't work as expected?

I need some help with binding. Twoway mode doesn't work at all. I fill my window with data passed to the constructor and it's working fine. The problem is that I can't rewrite some data imputed in the window control even if I use Twoway…
Wep4ik
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C# How do I create a (two way) databinding to Parent Elements WITHOUT XAML

I'm trying to make a list of my PropertyEntry class (user control), which gets generated for each Property of a Person Class. Sadly most of the guides in the internet only tell you how to create a Binding by XAML files, but I need a solution that…
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Two-way data binding using custom attributes on a Switch component using MVVM Android

I'm trying to create a two-way data binding on a Switch component, using MVVM and LiveData, but I always receive a error: cannot find symbol on DataBinderMapperImpl.java, and also i have: A failure occurred while executing…
Barros
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How can bind angular material auto complete data in component

I am working on Project . Using angular material auto-complete.Its working accurately.My problem is that i want to bind data while i select specific data from list but i don't know how to bind it. i tried [(ngModel)] but all in vain .html…
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x:Bind TwoWayBinding not working on Textblock

I am trying to make the two way binding work on Textblock with compilation binding x:Bind Problem: Even though setting TwoWay bind mode and PropertyChanged source trigger. Can not get it to work. When the object property balance changed in code…
Morse
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model changed in child directive effective in template not in parent directive link function with two way binding

Hello Folks : I have two directive , the second one is included in the template of the first one with two way binding app.directive('A', function() { return { template : '{{ value}}
user2626210
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