Silverlight Datagrid 行上增加ToolTip

概述1） 前台代码 <UserControl xmlns:data="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk" x:Class="SilverlightApplication131.MainPage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/pr

1） 前台代码

<UserControl xmlns:data="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk"  x:Class="SilverlightApplication131.MainPage"    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"    xmlns:d="http://schemas.microsoft.com/Expression/blend/2008"    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"    mc:Ignorable="d"    d:DesignHeight="300" d:DesignWIDth="400">    <GrID x:name="LayoutRoot" Background="White">        <data:DataGrID name="TestDataGrID" autoGenerateColumns="False">            <data:DataGrID.Columns>                <data:DataGrIDTextColumn @R_404_5548@="ClassID" Binding="{Binding ClassID}"></data:DataGrIDTextColumn>                <data:DataGrIDTextColumn @R_404_5548@="Classname" Binding="{Binding Classname}"></data:DataGrIDTextColumn>            </data:DataGrID.Columns>        </data:DataGrID>    </GrID></UserControl>

2）后台代码

using System;using System.Collections.Generic;using System.linq;using System.Net;using System.windows;using System.windows.Controls;using System.windows.documents;using System.windows.input;using System.windows.Media;using System.windows.Media.Animation;using System.windows.Shapes;namespace SilverlightApplication131{    public partial class MainPage : UserControl    {        private List<ClassDemo> classItems = null;        private List<StudentDemo> studentItems = null;        public MainPage()        {            InitializeComponent();            this.Loaded += new RoutedEventHandler(MainPage_Loaded);            TestDataGrID.LoadingRow += new EventHandler<DataGrIDRowEventArgs>(TestDataGrID_LoadingRow);        }        /// <summary>        /// 获取班级        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        voID MainPage_Loaded(object sender,RoutedEventArgs e)        {            GetClassDemo();            GetStudentDemo();            TestDataGrID.ItemsSource = classItems;        }        private voID GetClassDemo()        {            classItems = new List<ClassDemo>();            classItems.Add(new ClassDemo(1,"一班"));            classItems.Add(new ClassDemo(2,"二班"));            classItems.Add(new ClassDemo(3,"三班"));            classItems.Add(new ClassDemo(4,"四班"));        }        /// <summary>        /// 获取学生        /// </summary>        private voID GetStudentDemo()        {            studentItems = new List<StudentDemo>();            studentItems.Add(new StudentDemo(1,"张1",1));            studentItems.Add(new StudentDemo(2,"张2",2));            studentItems.Add(new StudentDemo(3,"张3",2));            studentItems.Add(new StudentDemo(4,"张4",3));            studentItems.Add(new StudentDemo(5,"张5",3));            studentItems.Add(new StudentDemo(6,"张6",3));            studentItems.Add(new StudentDemo(7,"张7",4));        }        /// <summary>        /// 在加载DataGrIDRow时设置tooltip        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        voID TestDataGrID_LoadingRow(object sender,DataGrIDRowEventArgs e)        {            ClassDemo item = e.Row.DataContext as ClassDemo;            tooltipService.Settooltip(e.Row,GenerateStackPanel(item));        }        /// <summary>        /// 生成StackPanel        /// </summary>        /// <param name="classID"></param>        /// <returns></returns>        private StackPanel GenerateStackPanel(ClassDemo classItem)        {            StackPanel stackPanel = new StackPanel();            stackPanel.OrIEntation = OrIEntation.Vertical;            IEnumerable<StudentDemo> items = studentItems.Where(u => u.ClassID == classItem.ClassID);            //显示班级信息            TextBlock classtextBlock = new TextBlock();            classtextBlock.Foreground = new SolIDcolorBrush(colors.Red);            classtextBlock.Text = classItem.Classname;            stackPanel.Children.Add(classtextBlock);            //显示学生信息            if (items.Count() > 0)            {                foreach (StudentDemo item in items)                {                    TextBlock studentTextBlock = new TextBlock();                    studentTextBlock.Text = item.Studentname;                    stackPanel.Children.Add(studentTextBlock);                }            }            return stackPanel;        }    }    /// <summary>    /// 学生类    /// </summary>    public class StudentDemo    {        public StudentDemo() { }        public StudentDemo(int _studentID,string _studentname,int _classID)        {            this.StudentID = _studentID;            this.Studentname = _studentname;            this.ClassID = _classID;        }        private int studentID;        public int StudentID        {            get { return studentID; }            set { studentID = value; }        }        private string studentname;        public string Studentname        {            get { return studentname; }            set { studentname = value; }        }        private int classID;        public int ClassID        {            get { return classID; }            set { classID = value; }        }    }    /// <summary>    /// 班级类    /// </summary>    public class ClassDemo    {        public ClassDemo() { }        public ClassDemo(int _classID,string _classname)        {            this.ClassID = _classID;            this.Classname = _classname;        }        private int classID;        public int ClassID        {            get { return classID; }            set { classID = value; }        }        private string classname;        public string Classname        {            get { return classname; }            set { classname = value; }        }    }}

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