mvvm

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DispatcherHelper to thread

I have an application which uses 1 Main Window and in turn this window has 5 UserControls which are created using a Ribbon Control.[详细]

2023-04-08 00:27 分类：问答
GUI/view doesn't notice about changes in the viewmodel. Who should notify?

I\'m rather new to Silverlight and have a question about the notifying-mechanism. My solution is an MVVM-application stacked like this:[详细]

2023-04-07 23:36 分类：问答
Numeric text box with MVVM Pattern

I have seen implementations of numeric TextBox with code behind in WPF. How do we do this 开发者_如何学编程in MVVM pattern?In WPFif you bind the TextBox to a Decimal or a Int Property it will accept o[详细]

2023-04-07 21:17 分类：问答
Set the DataContext of a ViewModel in MVVMLight

I\'ve got a question of the MVVM-Pattern. So I\'m not sure, that I\'ve had understand it completely. My scenario:[详细]

2023-04-07 19:09 分类：问答
Why is IDataErrorInfo is firing multiple times?

I am having an issue where IDataErrorInfo is getting fired multiple times. Transaction Class public class Transaction : INotifyPropertyChanged, INotifyPropertyChanging, IDataErrorInfo[详细]

2023-04-07 18:54 分类：问答
Expand path in TreeView using view model

I have dates bounded to TreeView. There is a wrapper class for date. Dates groups by years and months. Wrapper class also has IsSelected and IsExpanded properties:[详细]

2023-04-07 16:43 分类：问答
Loading UserControl to the region of the Window on ComboBox change

I have got ComboBox which is populated with collection of customTypes. On comboBox change, I woul开发者_开发问答d like to load/change content in the particular region so that it loads related data for[详细]

2023-04-07 15:51 分类：问答
Will you create a service for Rx.Observable?

I have the following code in VM.. Observable .Timer(remainingTimeSpanForNextHour, TimeSpan.FromHours(1))[详细]

2023-04-07 15:37 分类：问答
SelectedValue lost when tabbing to a combobox (MVVM)

I have a datagridtemplatecolumn with CellTemplate / CellEditingTemplate, works ok, after loading it shows the previously choosen selectedvalue bound from the model.[详细]

2023-04-07 15:04 分类：问答
how to flatten a WPF TreeView

I need a control that behaves like a treeview (binds to a tree structure, expands child nodes based on IsExpanded property of bound object), yet displays data like the grid (no indenting, or toggle im[详细]

2023-04-07 14:48 分类：问答