Recent questions tagged mvvm

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mvvm - How to use update source trigger on Wpf Combobox which is editable?

I have a combo box (in my wpf-mvvm app). I have set IsEditable = true. But the "property changed ... .ContractNumber.Value}"> </ComboBox> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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437 views

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mvvm - WPF command binding with input validation - how to enable the "save" button only if all input is valid

In my ViewModel I have implemented IDataErrorInfo interface (along with INotifyPropertyChanged). Input validation works as ... (Error); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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326 views

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mvvm - Android refreshing adapter work after rotation again device

This code works fine when i add some data into 'List model' and restore saved data ... and clickOnSendCommandToRobot methods See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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477 views

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mvvm - MvvmCross: Does ShowViewModel always construct new instances?

Whenever I call ShowViewModel, somehow a ViewModel and a View of the requested types are retrieved and are ... my cached ViewModel instance? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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599 views

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mvvm - UWP ContentDialog Invocation

I am using UWP and Template 10 to build a GUI app by following MVVM pattern. As a part of application ... dependency injection to deal with it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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540 views

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mvvm - Silverlight 4: how to switch control visibility

I am using MVVM in my Silverlight app. When control visibility is need to be managed by data, I am connecting ... are any better way? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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527 views

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mvvm - How to fire a Command when a window is loaded in wpf

Is it possible to fire a command to notify the window is loaded. Also, I'm not using any MVVM frameworks ( ... , Onxy, MVVM Toolkit etc.,) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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426 views

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mvvm - Android Architecture Components ViewModel - communication with Service/IntentService

I'm exploring Google's Android Architecture Components. In my project I'm relying on Services and ... it achievable using LiveData? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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311 views

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mvvm - How to architecture a webapp using jquery-mobile and knockoutjs

I would like to build a mobile app, brewed from nothing more but html/css and JavaScript. While I have a decent ... Get it while it's hot! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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516 views

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mvvm - Best practice for calling View from ViewModel in WPF

I am looking for an little example of wpf project where contains a best practice to navigate between views. ... you have a project example? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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322 views

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mvvm - Silverlight DataGrid.Celltemplate Binding to ViewModel

I am in the process of implimenting the MVVC pattern and am having trouble binding a property in the viewmodel ... referencing the right thing) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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549 views

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mvvm - How to Share Data between Activity and Fragment via ViewModel Class in Android?

I wondered if it's possible to pass a String data which has declared in Activity class and pass the String data ... advice. Thank you very much. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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705 views

1 answer

mvvm - WPF M-V-VM: Get selected items from a ListCollectionView?

I've got a WPF app using the Model-View-ViewModel pattern. In my ViewModel I've got a ListCollectionView to keep a ... , too, can help me here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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392 views

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mvvm - mvvmcross touch command binding in android

I'm looking for a way to do a "Touch" command binding between axml and ViewModel, or some else like ... m processing the Command in ViewModel. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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532 views

1 answer

mvvm - wpf grid with dynamic columns

I have a collection that I wish to bind to a WPF grid. The problem I'm facing is that the number ... the headers. Any suggestions are welcome. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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383 views

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mvvm light - Page navigation through ViewModel using MVVMLight in windows 8

I just started developing my brand new windows 8 application last week using mvvm light.I am familiar with ... . Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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642 views

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mvvm - Android Data Binding : Observable List to RecyclerView's Adapter

Is their a way, by using the ObservableList class from the new Data Binding library and the MVVM pattern, to avoid ... Thank's for any clue ! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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316 views

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mvvm - Mapping deeply hierarchical objects to custom classes using knockout mapping plugin

Using the knockout mapping plugin ( http://knockoutjs.com/documentation/plugins-mapping.html ) can you map a deeply ... of my custom objects? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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575 views

1 answer

mvvm - Refresh WPF Command

Does anyone know how I can force CanExecute to get called on a custom command (Josh Smith's RelayCommand)? ... EnableButton { get; set; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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318 views

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mvvm - What exactly are "WPF services"?

Someone told me in an answer to a stackoverflow question that the "two big guns" for the MVVM pattern are 1) ... behind the term "WPF Services"? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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626 views

1 answer

mvvm - Using MEF to import a WPF DataTemplate?

I was looking at MEF as an extensibility framework, and I'm pretty much sold, except for one point: Let ... aware of the imported DataTemplate? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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530 views

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mvvm - Why a viewmodel factory is needed in Android?

We have been discussing about this but we don't know the reason of creating a viewmodel factory to ... github.com/AdrianMeizoso/Payment-App See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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mvvm - Android ViewModel has no zero argument constructor

I am following this documentation to learn about LiveData and ViewModel. In the doc, the ViewModel class has ... no zero argument constructor See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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