質問編集履歴
1
ソース追加
test
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File without changes
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test
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@@ -9,3 +9,465 @@
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DataGridに最初新規行が表示されている状態で、その新規行を編集すると新たな新規行を追加したいのですがやり方が分かりません。
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どなたか分かる方がいらしたら教えて頂きたいです。
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追加
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DataGridの機能で新規行を追加するとNewItemPlaceholderになります。Modelに紐づいた新規行を追加したです。
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```
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Public Class Window1ViewModel
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Public Sub New()
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Me.DataCollection.Add(New Model() With {
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.ComboIndex = 2,
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.No = 1,
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.Test1 = "1",
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.Test2 = "11",
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.Test3 = "111"})
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Me.DataCollection.Add(New Model() With {
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.ComboIndex = 0,
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.No = 2,
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.Test1 = "2",
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.Test2 = "22",
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.Test3 = "222"})
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End Sub
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End Class
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Public Class TestList
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Inherits List(Of ComboModel)
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Public Sub New()
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Me.Add(New ComboModel(0, "データ１"))
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Me.Add(New ComboModel(1, "データ２"))
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Me.Add(New ComboModel(2, "データ３"))
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End Sub
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End Class
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Public Class Model
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Inherits ViewModelBase
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Private _ComboIndex As String
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Public Property ComboIndex() As String
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Get
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Return _ComboIndex
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End Get
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Set(ByVal value As String)
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_ComboIndex = value
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End Set
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End Property
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Private _No As Integer
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Public Property No() As Integer
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Get
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Return _No
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End Get
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Set(ByVal value As Integer)
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_No = value
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OnPropertyChanged("No")
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End Set
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End Property
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Private _Test1 As String
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Public Property Test1() As String
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Get
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Return _Test2
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End Get
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Set(ByVal value As String)
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_Test1 = value
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OnPropertyChanged("Test1")
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End Set
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End Property
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Private _Test2 As String
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Public Property Test2() As String
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Get
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Return _Test2
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End Get
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Set(ByVal value As String)
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_Test2 = value
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OnPropertyChanged("Test2")
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End Set
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End Property
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Private _Test3 As String
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Public Property Test3() As String
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Get
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Return _Test3
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End Get
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Set(ByVal value As String)
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_Test3 = value
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OnPropertyChanged("Test3")
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End Set
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End Property
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End Class
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```
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```
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<Window x:Class="Window1"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:i="http://schemas.microsoft.com/expression/2010/interactivity"
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xmlns:local="clr-namespace:Sample"
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Title="Window1" Height="400" Width="650">
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<Window.Resources>
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<local:TestList x:Key="TestList" />
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</Window.Resources>
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<Window.DataContext>
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<local:Window1ViewModel/>
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</Window.DataContext>
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<StackPanel Orientation="Vertical">
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<DataGrid Grid.Row="1" Name="DataGrid1" ItemsSource="{Binding DataCollection}" SelectedItem="{Binding SelectedItem, Mode=TwoWay}" AutoGenerateColumns="False" Height="300" SelectionMode="Single" >
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<DataGrid.Columns>
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<DataGridTemplateColumn>
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<DataGridTemplateColumn.Header>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<Label Grid.Row="0" Grid.RowSpan="2" Content="てすと１" />
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</Grid>
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</DataGridTemplateColumn.Header>
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<DataGridTemplateColumn.CellTemplate>
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<DataTemplate>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<TextBox Grid.Row="0" Grid.RowSpan="2" Text="{Binding Test1}" />
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</Grid>
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</DataTemplate>
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</DataGridTemplateColumn.CellTemplate>
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</DataGridTemplateColumn>
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<DataGridTemplateColumn>
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<DataGridTemplateColumn.Header>
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<DataGridColumnHeader>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<Label Grid.Row="0" Content="てすと２" />
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<Label Grid.Row="1" Content="てすと３" />
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</Grid>
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</DataGridColumnHeader>
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</DataGridTemplateColumn.Header>
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<DataGridTemplateColumn.CellTemplate>
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<DataTemplate>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<TextBox Grid.Row="0" Text="{Binding Test2, UpdateSourceTrigger=PropertyChanged}" />
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<TextBox Grid.Row="1" Text="{Binding Test3, UpdateSourceTrigger=PropertyChanged}" />
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</Grid>
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</DataTemplate>
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</DataGridTemplateColumn.CellTemplate>
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</DataGridTemplateColumn>
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<DataGridTemplateColumn>
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<DataGridTemplateColumn.Header>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<Label Grid.Row="0" Grid.RowSpan="2" Content="コンボボックス" />
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</Grid>
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</DataGridTemplateColumn.Header>
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<DataGridTemplateColumn.CellTemplate>
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<DataTemplate>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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<ComboBox Grid.Row="0" ItemsSource="{StaticResource TestList}"
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DisplayMemberPath="Name"
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SelectedIndex="{Binding ComboIndex, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" >
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</ComboBox>
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<Label Grid.Row="1" />
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</Grid>
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</DataTemplate>
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</DataGridTemplateColumn.CellTemplate>
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</DataGridTemplateColumn>
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<DataGridTemplateColumn>
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<DataGridTemplateColumn.Header>
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition />
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<RowDefinition />
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</Grid.RowDefinitions>
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</Grid>
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</DataGridTemplateColumn.Header>
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<DataGridTemplateColumn.CellTemplate>
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<DataTemplate>
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<Grid>
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426
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427
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<Grid.RowDefinitions>
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428
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429
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<RowDefinition />
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430
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431
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<RowDefinition />
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432
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433
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</Grid.RowDefinitions>
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434
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+
|
|
435
|
+
<Button Content="Button" Command="{Binding Path=DataContext.PopUpCommand, RelativeSource={RelativeSource AncestorType=DataGrid}}" />
|
|
436
|
+
|
|
437
|
+
<Label Grid.Row="1" />
|
|
438
|
+
|
|
439
|
+
</Grid>
|
|
440
|
+
|
|
441
|
+
</DataTemplate>
|
|
442
|
+
|
|
443
|
+
</DataGridTemplateColumn.CellTemplate>
|
|
444
|
+
|
|
445
|
+
</DataGridTemplateColumn>
|
|
446
|
+
|
|
447
|
+
|
|
448
|
+
|
|
449
|
+
</DataGrid.Columns>
|
|
450
|
+
|
|
451
|
+
<i:Interaction.Behaviors>
|
|
452
|
+
|
|
453
|
+
<local:BindSelectedItemsBehavior SelectedRowItems="{Binding SelectedItems}" />
|
|
454
|
+
|
|
455
|
+
</i:Interaction.Behaviors>
|
|
456
|
+
|
|
457
|
+
</DataGrid>
|
|
458
|
+
|
|
459
|
+
<StackPanel Orientation="Horizontal" HorizontalAlignment="Center">
|
|
460
|
+
|
|
461
|
+
<Button Content="登録" HorizontalAlignment="Center" VerticalAlignment="Top" Width="75" Command="{Binding SaveCommand}" />
|
|
462
|
+
|
|
463
|
+
<Button Content="削除" HorizontalAlignment="Center" VerticalAlignment="Top" Width="75" Command="{Binding DeleteCommand}" />
|
|
464
|
+
|
|
465
|
+
</StackPanel>
|
|
466
|
+
|
|
467
|
+
<TextBox Name="TestText" Height="23" TextWrapping="Wrap" Text=""/>
|
|
468
|
+
|
|
469
|
+
</StackPanel>
|
|
470
|
+
|
|
471
|
+
</Window>
|
|
472
|
+
|
|
473
|
+
```
|