SilverLight.3-Validation：二、银光验证。TheLabel、TheDescriptionViewer和TheValidationSummary_.NET_编程开发_程序员俱乐部

ylbtech-SilverLight.3-DataControls_BetterDataFroms:二、银光验证。TheLabel、TheDescriptionViewer和TheValidationSummary

• 1.A, 数据源
• 1.B, TheLabel
• 1.C, TheDescriptionViewer
• 1.D, TheValidationSummary

1.A, 数据源返回顶部 1, class="code_img_closed" src="/Upload/Images/2013112519/0015B68B3C38AA5B.gif" alt="" />logs_code_hide('5320ee3c-b984-4ef9-8f55-99f8576f6615',event)" src="/Upload/Images/2013112519/2B1B950FA3DF188F.gif" alt="" />

using System;

using System.ComponentModel.DataAnnotations;
namespace SL3ValidationYlbtechApp.Access
{
    /// <summary>
    /// 人类
    /// </summary>
    public class Person
    {
        int _personId;
        /// <summary>
        /// 编号【PK】
        /// </summary>
        public int PersonId
        {
            get { return _personId; }
            set { _personId = value; }
        }
        string _username; //长度
        /// <summary>
        /// 姓名
        /// </summary>
        [Display(Name = "姓名", Description = "不许为空")]
        public string Username
        {
            get { return _username; }
            set
            {
                if (value == "") throw new ArgumentException("不许为空");
                _username = value;
            }
        }
        string _sex;    //用户自定义
        /// <summary>
        /// 性别【CK】男|女|未知
        /// </summary>
        public string Sex
        {
            get { return _sex; }
            set { _sex = value; }
        }
        int _age;   //范围
        /// <summary>
        /// 年龄
        /// </summary>
        [Display(Name="年龄",Description="必须大于0")]
        public int Age
        {
            get { return _age; }
            set
            {
                if (value < 0) throw new ArgumentException("不能小于0");
                _age = value;
            }
        }
        string _email;  //正则
        /// <summary>
        /// 电子邮箱
        /// </summary>
        public string Email
        {
            get { return _email; }
            set { _email = value; }
        }
        DateTime _addedDate;
        /// <summary>
        /// 添加日期
        /// </summary>
        public DateTime AddedDate
        {
            get { return _addedDate; }
            set { _addedDate = value; }
        }
        string _description;
        /// <summary>
        /// 描述
        /// </summary>
        public string Description
        {
            get { return _description; }
            set { _description = value; }
        }

        /// <summary>
        /// 空参构造
        /// </summary>
        public Person() { }
        /// <summary>
        /// 全参构造
        /// </summary>
        /// <param name="personId"></param>
        /// <param name="username"></param>
        /// <param name="sex"></param>
        /// <param name="age"></param>
        /// <param name="email"></param>
        /// <param name="addedDate"></param>
        /// <param name="description"></param>
        public Person(int personId, string username, string sex, int age, string email
            , DateTime addedDate, string description)
        {
            _personId = personId;
            _username = username;
            _sex = sex;
            _age = age;
            _email = email;

            _addedDate = addedDate;
            _description = description;
        }

        /// <summary>
        /// GetModel
        /// </summary>
        /// <returns></returns>
        public static Person GetModel()
        {
            Person dal = new Person(1001, "rain", "男", 24, "ylbtech@qq.com"
                , new DateTime(2013, 11, 21), "静以修身，俭以养德");
            return dal;
        }
    }
}

View Code

4,

1.B, TheLabel返回顶部 1, 2, 2.1/3,

 xmlns:my="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Data.Input"

2.2/3,

<Grid x:Name="gridDetailPerson" Background="White">
    <Grid.RowDefinitions>
        <RowDefinition Height="Auto"></RowDefinition>
        <RowDefinition Height="Auto"></RowDefinition>
    </Grid.RowDefinitions>
    <Grid.ColumnDefinitions>
        <ColumnDefinition Width="100"></ColumnDefinition>
        <ColumnDefinition Width="*"></ColumnDefinition>
        <ColumnDefinition Width="100"></ColumnDefinition>
    </Grid.ColumnDefinitions>
    <TextBlock Grid.Row="0" Grid.Column="0" Margin="7" Text="姓名"></TextBlock>
    <TextBox Grid.Row="0" Grid.Column="1" Margin="5" Text="{Binding Username}"></TextBox>
        
    <my:Label Grid.Row="1" Grid.Column="0" Margin="7" Content="年龄" Target="{Binding ElementName=txtAge}" />
    <TextBox Grid.Row="1" Grid.Column="1" Margin="5" x:Name="txtAge" 
                Text="{Binding Age,Mode=TwoWay, ValidatesOnExceptions=True,NotifyOnValidationError=True}"></TextBox>
</Grid>

2.3/3,

using System.Windows.Controls;

using SL3ValidationYlbtechApp.Access;
namespace SL3ValidationYlbtechApp.DataControls.BetterDataForms
{
    public partial class TheLabel : UserControl
    {
        public TheLabel()
        {
            InitializeComponent();

            gridDetailPerson.DataContext = Person.GetModel();
        }
    }
}

View Code

3,

 Target="{Binding ElementName=txtAge}"

4, 1.C, TheDescriptionViewer返回顶部 1, 2, 2.1/3,  代码同上文1.B.2.1/3 2.2/3,

<Grid x:Name="gridDetailPerson" Background="White">
    <Grid.RowDefinitions>
        <RowDefinition Height="Auto"></RowDefinition>
        <RowDefinition Height="Auto"></RowDefinition>
        <RowDefinition Height="Auto"></RowDefinition>
    </Grid.RowDefinitions>
    <Grid.ColumnDefinitions>
        <ColumnDefinition Width="100"></ColumnDefinition>
        <ColumnDefinition Width="*"></ColumnDefinition>
        <ColumnDefinition Width="100"></ColumnDefinition>
    </Grid.ColumnDefinitions>
    <my:Label Grid.Row="0" Grid.Column="0" Margin="7" Content="姓名" Target="{Binding ElementName=txtUsername}" />
    <TextBox Grid.Row="0" Grid.Column="1" Margin="5" x:Name="txtUsername" 
             Text="{Binding Username,Mode=TwoWay, ValidatesOnExceptions=True,NotifyOnValidationError=True}"></TextBox>
    <my:DescriptionViewer Grid.Row="0" Grid.Column="2" Target="{Binding ElementName=txtUsername}"></my:DescriptionViewer>
        
    <my:Label Grid.Row="1" Grid.Column="0" Margin="7" Content="年龄" Target="{Binding ElementName=txtAge}" />
    <TextBox Grid.Row="1" Grid.Column="1" Margin="5" x:Name="txtAge"
             Text="{Binding Age,Mode=TwoWay, ValidatesOnExceptions=True,NotifyOnValidationError=True}"></TextBox>
        <my:DescriptionViewer Grid.Row="1" Grid.Column="2" Target="{Binding ElementName=txtAge}">
        <my:DescriptionViewer.GlyphTemplate>
            <ControlTemplate>
                <Image Source="reg1.jpg" Stretch="None"></Image>
            </ControlTemplate>
        </my:DescriptionViewer.GlyphTemplate>
    </my:DescriptionViewer>
</Grid>

2.1/3,  代码同上文1.B.2.3/3

3, 自定义提示图片

<my:DescriptionViewer Grid.Row="1" Grid.Column="2" Target="{Binding ElementName=txtAge}">
<my:DescriptionViewer.GlyphTemplate>
    <ControlTemplate>
        <Image Source="reg1.jpg" Stretch="None"></Image>
    </ControlTemplate>
</my:DescriptionViewer.GlyphTemplate>
</my:DescriptionViewer>

4,

1.D, TheValidationSummary返回顶部 1, 2, 2.1/3,  代码同上文1.B.2.1/3 2.2/3,

<Grid x:Name="gridDetailPerson" Background="White">
    <Grid.RowDefinitions>
        <RowDefinition Height="Auto"></RowDefinition>
        <RowDefinition Height="Auto"></RowDefinition>
        <RowDefinition Height="Auto"></RowDefinition>
    </Grid.RowDefinitions>
    <Grid.ColumnDefinitions>
        <ColumnDefinition Width="100"></ColumnDefinition>
        <ColumnDefinition Width="*"></ColumnDefinition>
        <ColumnDefinition Width="100"></ColumnDefinition>
    </Grid.ColumnDefinitions>
    <my:Label Grid.Row="0" Grid.Column="0" Margin="7" Content="姓名" Target="{Binding ElementName=txtUsername}" />
    <TextBox Grid.Row="0" Grid.Column="1" Margin="5" x:Name="txtUsername" 
                Text="{Binding Username,Mode=TwoWay, ValidatesOnExceptions=True,NotifyOnValidationError=True}"></TextBox>

    <my:Label Grid.Row="1" Grid.Column="0" Margin="7" Content="年龄" Target="{Binding ElementName=txtAge}" />
    <TextBox Grid.Row="1" Grid.Column="1" Margin="5" x:Name="txtAge" 
                Text="{Binding Age,Mode=TwoWay, ValidatesOnExceptions=True,NotifyOnValidationError=True}"></TextBox>
        
    <my:ValidationSummary Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="2"  ></my:ValidationSummary>
</Grid>

2.1/3,  代码同上文1.B.2.3/3

3, 文本框可以不显示在验证总要

<TextBox Margin="5" x:Name="txtPrice" Width="100" HorizontalAlignment="Left"
my:ValidationSummary.ShowErrorsInSummary="False"
Text="{Binding UnitCost, Mode=TwoWay, ValidatesOnExceptions=true,
NotifyOnValidationError=true}"></TextBox>

4,

1.E,返回顶部   作者：ylbtech
出处：http://ylbtech.cnblogs.com/
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