33 lines
1.4 KiB
C#
33 lines
1.4 KiB
C#
using System.Globalization;
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using System.Windows.Controls;
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namespace ShrlAlgoToolkit.RevitAddins.Common.ValidationRules;
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public class RequiredValidationRule : ValidationRule
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{
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//<Binding.ValidationRules>
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//<local:RequiredValidationRule ValidationOnTargetUpdated="True"/>
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//</Binding.ValidationRules>
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// <TextBox
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// Grid.Row="2"
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// InputMethod.IsInputMethodEnabled= "False"
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// md:HintAssist.Hint= "楼板偏移"
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// md:TextFieldAssist.SuffixText= "mm" >
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// < TextBox.Tip >
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// < Binding
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// Path= "FloorOffset"
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// StringFormat= "{}{0:N2}"
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// UpdateSourceTrigger= "PropertyChanged" >
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// < !--可以修改值转换异常的提示“未能转换值”-->
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// <Binding.ValidationRules>
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// <domain:RangeValidationRule Max = "100" Min= "0" xmlns:domain= "clr-namespace:Sai.Toolkit.Mvvm.ValidationRules" ValidatesOnTargetUpdated = "True" />
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// </ Binding.ValidationRules >
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// </ Binding >
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// </ TextBox.Tip >
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// </ TextBox >
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public override ValidationResult Validate(object value, CultureInfo cultureInfo)
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{
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return string.IsNullOrWhiteSpace((value ?? string.Empty).ToString()) ? new ValidationResult(false, "不能为空") : ValidationResult.ValidResult;
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}
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}
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