質問編集履歴
1
サンプルコードを修正
test
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File without changes
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test
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@@ -42,9 +42,37 @@
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```XAML
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<Window x:Class="WPFTextBoxValidation.MainWindow"
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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:converter="clr-namespace:Emr.Themes.Converters"
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Title="www.CodeArsenal.net"
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Height="240" Width="350">
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<Window.Resources>
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<BooleanToVisibilityConverter x:Key="BooleanToVisibilityConverter" />
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<converter:SizeVisiblityConverter x:Key="SizeVisiblityConverter" />
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<Style TargetType="{x:Type Label}">
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<Setter Property="Margin" Value="5,0,5,0" />
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<Setter Property="HorizontalAlignment" Value="Left" />
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</Style>
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<Style TargetType="{x:Type TextBox}">
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<Setter Property="MinHeight" Value="
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<Setter Property="MinHeight" Value="0" />
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<Setter Property="VerticalAlignment" Value="Center" />
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@@ -60,15 +88,21 @@
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<Border Background="OrangeRed" DockPanel.Dock="right" Margin="5,0,0,0" Width="20" Height="20" CornerRadius="5"
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ToolTip="{Binding ElementName=customAdorner, Path=AdornedElement.(Validation.Errors)[0].ErrorContent}"
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ToolTip="{Binding ElementName=customAdorner, Path=AdornedElement.(Validation.Errors)[0].ErrorContent}"
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Visibility="{Binding ElementName=customAdorner, Path=AdornedElement.ActualHeight , Converter={StaticResource SizeVisiblityConverter}}">
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<TextBlock Text="!" VerticalAlignment="center" HorizontalAlignment="center" FontWeight="Bold" Foreground="white"
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Visibility="{Binding ElementName=customAdorner, Path=AdornedElement.ActualHeight , Converter={StaticResource SizeVisiblityConverter}}" />
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</Border>
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<AdornedElementPlaceholder Name="customAdorner" VerticalAlignment="Center">
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<Border BorderBrush="Red" BorderThickness="1"
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Visibility="{Binding ElementName=customAdorner, Path=AdornedElement.ActualHeight , Converter={StaticResource SizeVisiblityConverter}}"/>
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</AdornedElementPlaceholder>
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@@ -82,6 +116,60 @@
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</Style>
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</Window.Resources>
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<Grid x:Name="grid_EmployeeData" Margin="0,0,0,100">
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<Grid.CommandBindings>
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<CommandBinding Command="New" CanExecute="Confirm_CanExecute" Executed="Confirm_Executed" />
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</Grid.CommandBindings>
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<Grid.RowDefinitions>
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<RowDefinition Height="20"/>
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<RowDefinition Height="20"/>
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<RowDefinition Height="20"/>
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<RowDefinition Height="20"/>
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</Grid.RowDefinitions>
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<TextBox x:Name="textBox_Name" Grid.Row="0" Validation.Error="Validation_Error"
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Text="{Binding UpdateSourceTrigger=PropertyChanged, Path=Name,
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ValidatesOnDataErrors=true, NotifyOnValidationError=true}" />
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<TextBox x:Name="textBox_Position" Grid.Row="1" Validation.Error="Validation_Error"
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Text="{Binding UpdateSourceTrigger=PropertyChanged, Path=Position,
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ValidatesOnDataErrors=true, NotifyOnValidationError=true}" />
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<TextBox x:Name="textBox_Salary" Grid.Row="2" Width="50" HorizontalAlignment="left"
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Validation.Error="Validation_Error" MaxLength="5"
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Text="{Binding UpdateSourceTrigger=PropertyChanged, Path=Salary,
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ValidatesOnDataErrors=true, NotifyOnValidationError=true}"/>
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<Button Content="Confirm" Grid.Row="3" Margin="0,0,10,0"
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HorizontalAlignment="right" VerticalAlignment="Center" Command="New"/>
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</Grid>
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</Window>
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```
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