我是c#和uwp應用程序的新手。這是我第一次嘗試使用MVVM。 我有以下程序設計,並根據FDD的架構去。 MVVM App-Design使用MVVM的UWP應用程序:在主視圖上註冊功能視圖
我想實現:在ViewFeature.xaml對特徵之間ViewMain.xaml
- 註冊。
我有以下簡單的方法:通過代碼將ViewFeature.xaml添加到ViewMain.xaml,目前不幸的是它不工作。
- 查看報名方式:
MainView.xaml
<Page
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:viewModels="using:Client.ViewModel"
x:Class="Client.View.ViewMain"
mc:Ignorable="d">
<Grid x:Name="ContentGrid" RequestedTheme="Light">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"/>
<ColumnDefinition Width="Auto"/>
<ColumnDefinition Width="Auto"/>
</Grid.ColumnDefinitions>
<StackPanel Name="FeatureLeft" Orientation="Horizontal" Grid.Column="0"/>
<StackPanel Name="FeatureCenter" Orientation="Horizontal" Grid.Column="1"/>
<StackPanel Name="FeatureRight" Orientation="Horizontal" Grid.Column="2"/>
</Grid>
</Page>
ViewMain.xaml.cs
public sealed partial class ViewMain : Page
{
public ViewModelMain viewModelMain;
public ViewMain()
{
this.InitializeComponent();
viewModelMain = new ViewModelMain();
viewModelMain.RegisterFeatures(this);
}
}
ViewModelMain.cs
public class ViewModelMain: NotificationBase
{
public ModelMain model;
public ViewModelMain()
{
model = new ModelMain();
_Features = model.LoadFeatures();
}
public void RegisterFeatures(Page p)
{
foreach (var feature in _Features)
{
feature.AddToView(p);
}
}
ObservableCollection<IViewFeature> _Features = new ObservableCollection<IViewFeature>();
public ObservableCollection<IViewFeature> Features {
get { return _Features; }
set { SetProperty(ref _Features, value); }
}
}
個 ModelMain.cs
public class ModelMain
{
public ObservableCollection<IViewFeature> FeatureList;
public ObservableCollection<IViewFeature> LoadFeatures()
{
FeatureList = new ObservableCollection<IViewFeature>();
IViewFeature galleryFeature = new Gallery.View.ViewGallery();
FeatureList.Add(galleryFeature);
return FeatureList;
}
}
的每個功能都知道自己在ViewMain.xml位置和ViewFeaure.xaml.cs實現以下的方法對ViewMain.xaml
註冊自己ViewFeature.xamlpublic void AddToView(Page p)
{
StackPanel target = (StackPanel)p.FindName("FeatureLeft");
target.Children.Add(this);
}
任何專業的方法或幫助將不勝感激。
您是否收到任何錯誤?什麼不工作? – user1777136
@ user1777136主視圖爲空,並且沒有錯誤消息。應該有一個按鈕,它打開圖庫的詳細視圖。 – Calid