我正在为我的WPF应用程序使用MVP模式。 我想将ObjectDataProvider设置为我在View的构造函数中设置的Presenter对象。然后我想将我的控件绑定到Presenter的属性。将ObjectDataProvider设置为视图的属性
我定义我的ObjectDataProvider这样的:
<Window.Resources>
<ObjectDataProvider x:Key="pres" ObjectType="{x:Type local:MyPresenter}"/>
</Window.Resources>
<Grid DataContext="{Binding pres}" >
<ComboBox Name="_fileTypes" SelectedValuePath="Key" DisplayMemberPath="Value"
ItemsSource="{Binding Path=FileType}"/>
</Grid>
和
public partial class MyView : Window
{
public ViewPresenter MyPresenter { get; set; }
public Dictionary<int, string> FileNames { get; private set; }
public MyView()
{
InitializeComponent();
this.ViewPresenter = new MyPresenter(this, (IService)ObjectFactory.GetInstance<IService>());
this.FileType = GetFileTypes();
}
}
可惜的ObjectDataProvider似乎并没有正确设置,我的组合框是空的,当我检查this.Resources [ “pres”]我得到:
{System.Windows.Data.ObjectDataProvider}
base {System.Windows.Data.DataSourceProvider}: {System.Windows.Data.ObjectDataProvider}
ConstructorParameters: Count = 0
IsAsynchronous: false
MethodName: null
MethodParameters: Count = 0
ObjectInstance: null
ObjectType: {Name = "MyPresenter" FullName = "Test.Presenters.MyPresenter"}
如何正确定义我的ObjectDataP rovider使用我的View的MyPresenter属性?
完美无缺 - 感谢James – openshac 2011-03-17 11:49:47