105 lines
4.1 KiB
C#
105 lines
4.1 KiB
C#
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using DevExpress.XtraEditors.DXErrorProvider;
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using System;
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using System.Collections.Generic;
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using System.Windows.Forms;
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namespace HL_FristAidPlatform_Public
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{
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public static class DXValidationExtension
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{
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private static Dictionary<int, Dictionary<int, List<DXValidationProvider>>> providerDictionary;
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static DXValidationExtension()
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{
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providerDictionary = new Dictionary<int, Dictionary<int, List<DXValidationProvider>>>();
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}
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///<summary>
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///对控件容器中的待验证控件进行验证，并返回验证结果。
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///</summary>
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///<param name="container">控件容器</param>
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///<returns></returns>
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public static bool DXValidate(this Control container)
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{
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bool isValid = true;//验证结果
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foreach (var dict in GetProviderDictionary(container))
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{
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foreach (var provider in dict.Value)
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{
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if (!provider.Validate())
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{
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//任何一个未经过验证，则设置验证结果为false
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isValid = false;
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//待验证控件中的任何一个验证规则未经过，当即退出，再也不验证该控件的其余规则
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break;
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}
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}
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}
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return isValid;
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}
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public static void CustomValidation(this Control container, Control controlToValidate, string errorText,
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Func<object, bool> validate)
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{
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CustomValidation(container, controlToValidate, errorText, validate, false, true);
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}
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private static void CustomValidation(this Control container, Control controlToValidate, string errorText, Func<object, bool> validate, bool alignRight, bool manualValidation)
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{
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//得到带验证的控件的DXValidationProvider集合。
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var dictionary = GetProviderDictionary(container);
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var providers = GetProvider(controlToValidate, dictionary);
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var provider = new DXValidationProvider();
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provider.ValidationMode = manualValidation ? ValidationMode.Manual : ValidationMode.Auto;
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provider.SetIconAlignment(controlToValidate, alignRight ? ErrorIconAlignment.MiddleRight : ErrorIconAlignment.MiddleRight);
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provider.SetValidationRule(controlToValidate, new CustomValidationRule(validate)
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{
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ErrorText = errorText,
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});
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// 将DXValidationProvider添加到待验证控件的DXValidationProvider集合中。
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providers.Add(provider);
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}
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///<summary>
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///返回待验证控件的DXValidationProvider集合
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///</summary>
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///<param name="controlToValidate">待验证控件</param>
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///<param name="dictionary">待验证控件所在的字典表</param>
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///<returns></returns>
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private static List<DXValidationProvider> GetProvider(Control controlToValidate, Dictionary<int, List<DXValidationProvider>> dictionary)
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{
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var key = controlToValidate.GetHashCode();
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if (dictionary.ContainsKey(key))
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return dictionary[key];
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else
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{
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var providers = new List<DXValidationProvider>();
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dictionary.Add(key, providers);
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return providers;
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}
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}
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///<summary>
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///返回空间容器的待验证控件字典
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///</summary>
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///<param name="container"></param>
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///<returns></returns>
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private static Dictionary<int, List<DXValidationProvider>> GetProviderDictionary(Control container)
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{
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var key = container.GetHashCode();
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if (providerDictionary.ContainsKey(key))
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{
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return providerDictionary[key];
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}
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else
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{
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var providers = new Dictionary<int, List<DXValidationProvider>>();
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providerDictionary.Add(key, providers);
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return providers;
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}
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}
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}
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}
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