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Silverlight TreeView 带 checkbox和图片
阅读量：6370 次
发布时间：2019-06-23

本文共 9446 字，大约阅读时间需要 31 分钟。

前段时间做Silverlight TreeView 控件，但是要带checkbox和图片，在网上到处找相关的例子，效果图如下

xaml代码
View Code

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;using System.Collections.ObjectModel;namespace SlmenuTest{    public partial class Tree : UserControl    {               public Tree()        {            InitializeComponent();            InitTreeData();        }        #region Data        private void InitTreeData()        {            myTree.ItemsSource = new ObservableCollection
      
                   {                new Level1                {                    Name = "test1",                    Icon="../images/default.png",                    Level2s =                     {                         new Level2                        {                            Name="基础信息",                            Icon = "../images/search.png",                            Level3s =                             {                                 new Level3 { Name = "类别" ,Icon = "../images/computer.png"},                                 new Level3 { Name = "部门" ,Icon = "../images/computer_on.png"},                                new Level3 { Name = "类别2" ,Icon = "../images/exit.png"},                                new Level3 { Name = "部门2" ,Icon = "../images/edit.png"}                            }                        },                        new Level2                        {                            Name="扩展信息",                            Icon="../images/search.png"                        }                    }                },                new Level1                {                    Name="test2",                    Icon="../images/default.png",                    Level2s=                    {                        new Level2                        {                            Name="报表管理",                             Icon = "../images/search.png",                            Level3s =                             {                                 new Level3 { Name = "报表1" ,Icon = "../images/default.png"},                                new Level3 { Name = "报表2" ,Icon = "../images/default.png"},                                new Level3 { Name = "报表3" ,Icon = "../images/default.png"},                                new Level3 { Name = "报表4",Icon="../images/default.png"}                            }                        }                    }                },                new Level1                {                    Name="test3",                    Icon="../images/default.png",                    Level2s=                    {                        new Level2                        {                            Name="系统管理",                            Icon = "../images/search.png",                            Level3s =                             {                                 new Level3 { Name = "权限设置" ,Icon = "../images/default.png"},                                new Level3 { Name = "用户管理" , Icon = "../images/default.png"}                            }                        }                    }                }            };        }        #endregion        private void myTree_SelectedItemChanged(object sender, RoutedPropertyChangedEventArgs
        e)        {            TreeViewItem item = e.NewValue as TreeViewItem;                    }           }    public class Level1    {        public Level1()        {            Level2s = new ObservableCollection
        
         ();        }        public string Name { get; set; }        public string Icon { get; set; }        public ObservableCollection
         
           Level2s { get; set; }    }    public class Level2    {        public Level2()        {            Level3s = new ObservableCollection
          
           ();        }        public string Name { get; set; }        public string Icon { get; set; }        public ObservableCollection
           
             Level3s { get; set; } } public class Level3 { public string Name { get; set; } public string Icon { get; set; } //public event EventHandler click; }}
View Code

第二种效果图如下

xaml代码如下
View Code

后台代码

using System;using System.Net;using System.Windows;using System.Windows.Controls;using System.Windows.Documents;using System.Windows.Ink;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Animation;using System.Windows.Shapes;using System.ComponentModel;namespace SLColorPickerDemo{    public class ForumInfo : INotifyPropertyChanged    {        public int ForumID { get; set; }        public int ParendID { get; set; }        public string ForumName { get; set; }        #region INotifyPropertyChanged 成员        public event PropertyChangedEventHandler PropertyChanged;        private void PropertyChaged(string propertyName)        {            PropertyChangedEventHandler handle = PropertyChanged;            if (handle != null)                handle.Invoke(this, new PropertyChangedEventArgs(propertyName));        }        #endregion    }}
View Code 
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;using System.Collections.ObjectModel;namespace SLColorPickerDemo{    public partial class Tree : UserControl    {        List
      
        forumList = new List
       
        ();        public Tree()        {            InitializeComponent();            forumList = GetForumData();            AddTreeNode(0, null);        }        private void AddTreeNode(int parentID, TreeViewItem treeViewItem)        {            List
        
          result = (from forumInfo in forumList                                      where forumInfo.ParendID == parentID                                      select forumInfo).ToList
         
          ();            if (result.Count > 0)            {                foreach (ForumInfo foruminfo in result)                {                    TreeViewItem objTreeNode = new TreeViewItem();                    objTreeNode.Header = foruminfo.ForumName;                    objTreeNode.DataContext = foruminfo;                    objTreeNode.ItemContainerStyle = this.Resources["RedItemStyle"] as Style;                    //添加根节点                    if (treeViewItem == null)                    {                        tvTree.Items.Add(objTreeNode);                        //tvTree.ItemContainerStyle = this.Resources["TreeStyle"] as Style;                    }                    else                    {                        treeViewItem.Items.Add(objTreeNode);                    }                    AddTreeNode(foruminfo.ForumID, objTreeNode);                }            }        }        public List
          
            GetForumData()        {            List
           
             forumList = new List
            
             (); forumList.Add(new ForumInfo() { ForumID = 1, ParendID = 0, ForumName = "笔记本版块" }); forumList.Add(new ForumInfo() { ForumID = 2, ParendID = 0, ForumName = "台式机版块" }); forumList.Add(new ForumInfo() { ForumID = 3, ParendID = 1, ForumName = "Dell笔记本" }); forumList.Add(new ForumInfo() { ForumID = 4, ParendID = 1, ForumName = "IBM笔记本" }); forumList.Add(new ForumInfo() { ForumID = 5, ParendID = 4, ForumName = "IBM-T系列" }); forumList.Add(new ForumInfo() { ForumID = 6, ParendID = 4, ForumName = "IBM-R系列" }); forumList.Add(new ForumInfo() { ForumID = 7, ParendID = 2, ForumName = "联想台式机" }); forumList.Add(new ForumInfo() { ForumID = 8, ParendID = 2, ForumName = "方正台式机" }); forumList.Add(new ForumInfo() { ForumID = 9, ParendID = 2, ForumName = "HP台式机" }); forumList.Add(new ForumInfo() { ForumID = 10, ParendID = 7, ForumName = "联想家悦H系列" }); forumList.Add(new ForumInfo() { ForumID = 11, ParendID = 7, ForumName = "联想IdeaCentre系列" }); return forumList; } private void tvTree_SelectedItemChanged(object sender, RoutedPropertyChangedEventArgs
              e) { TreeViewItem item = e.NewValue as TreeViewItem; ForumInfo fi = item.DataContext as ForumInfo; DetailsPanel.DataContext = fi; } }}
View Code

 

时间比较长了参考的文章找不到，找到了再把链接贴上。

 

转载于:https://www.cnblogs.com/ZJ199012/p/4024058.html

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