87 lines
2.6 KiB
C#
87 lines
2.6 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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namespace SamplePreSystem.UI.BaseControls
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{
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public class PasswordAttaExt
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{
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public static string GetCustomPwd(DependencyObject obj)
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{
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return (string)obj.GetValue(CustomPwdProperty);
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}
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public static void SetCustomPwd(DependencyObject obj, string value)
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{
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obj.SetValue(CustomPwdProperty, value);
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}
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// Using a DependencyProperty as the backing store for CustomPwd. This enables animation, styling, binding, etc...
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public static readonly DependencyProperty CustomPwdProperty =
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DependencyProperty.RegisterAttached("CustomPwd", typeof(string), typeof(PasswordAttaExt), new PropertyMetadata("", OnPropertyChangeBack));
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private static void OnPropertyChangeBack(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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PasswordBox pb = d as PasswordBox;
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if (pb != null)
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{
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if (e.NewValue.ToString() != pb.Password)
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{
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pb.Password = e.NewValue.ToString();
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}
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}
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}
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#region 设置事件绑定触发条件
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public static bool GetIsOpenPwdBading(DependencyObject obj)
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{
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return (bool)obj.GetValue(IsOpenPwdBadingProperty);
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}
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public static void SetIsOpenPwdBading(DependencyObject obj, bool value)
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{
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obj.SetValue(IsOpenPwdBadingProperty, value);
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}
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// Using a DependencyProperty as the backing store for IsOpenPwdBading. This enables animation, styling, binding, etc...
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public static readonly DependencyProperty IsOpenPwdBadingProperty =
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DependencyProperty.RegisterAttached("IsOpenPwdBading", typeof(bool), typeof(PasswordAttaExt), new PropertyMetadata(false, OnValEventChangeBack));
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private static void OnValEventChangeBack(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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PasswordBox pd = d as PasswordBox;
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if (pd != null)
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{
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pd.PasswordChanged -= Pd_PasswordChanged;
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pd.PasswordChanged += Pd_PasswordChanged;
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}
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}
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private static void Pd_PasswordChanged(object sender, RoutedEventArgs e)
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{
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PasswordBox pb = sender as PasswordBox;
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if (pb != null)
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{
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SetCustomPwd((DependencyObject)sender, pb.Password);
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}
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}
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#endregion
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}
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}
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