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（八十二）c#Winform自定义控件-穿梭框-HZHControls

官网

http://www.hzhcontrols.com

前提

入行已经7,8年了，一直想做一套漂亮点的自定义控件，于是就有了本系列文章。

GitHub：https://github.com/kwwwvagaa/NetWinformControl

码云：https://gitee.com/kwwwvagaa/net_winform_custom_control.git

如果觉得写的还行，请点个 star 支持一下吧

欢迎前来交流探讨：企鹅群568015492

来都来了，点个【推荐】再走吧，谢谢

NuGet

Install-Package HZH_Controls

用处及效果

准备工作

这个用到了（一）c#Winform自定义控件-基类控件、（三）c#Winform自定义控件-有图标的按钮、（三十二）c#Winform自定义控件-表格不了解的可以先移步查看一下

开始

添加一个用户控件UCTestTransfer

界面放2个表格，2个按钮即可

添加属性

 1  /// <summary>
 2         /// 移动数据事件
 3         /// </summary>
 4         [Description("移动数据事件"), Category("自定义")]
 5         public event TransferEventHandler Transfered;
 6 
 7         /// <summary>
 8         /// The left columns
 9         /// </summary>
10         private DataGridViewColumnEntity[] leftColumns;
11 
12         /// <summary>
13         /// Gets or sets the left columns.
14         /// </summary>
15         /// <value>The left columns.</value>
16         [Description("左侧列表列"), Category("自定义")]
17         public DataGridViewColumnEntity[] LeftColumns
18         {
19             get { return leftColumns; }
20             set
21             {
22                 leftColumns = value;
23                 this.dgvLeft.Columns = leftColumns.ToList();
24             }
25         }
26 
27         /// <summary>
28         /// The right columns
29         /// </summary>
30         private DataGridViewColumnEntity[] rightColumns;
31 
32         /// <summary>
33         /// Gets or sets the right columns.
34         /// </summary>
35         /// <value>The right columns.</value>
36         [Description("右侧列表列"), Category("自定义")]
37         public DataGridViewColumnEntity[] RightColumns
38         {
39             get { return rightColumns; }
40             set
41             {
42                 rightColumns = value;
43                 this.dgvRight.Columns = leftColumns.ToList();
44             }
45         }
46 
47         /// <summary>
48         /// The left data source
49         /// </summary>
50         private object[] leftDataSource;
51         /// <summary>
52         /// 左右列表必须设置相同类型的数据源列表，如果为空必须为长度为0的数组
53         /// </summary>
54         /// <value>The left data source.</value>
55         [Description("左侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
56         public object[] LeftDataSource
57         {
58             get { return leftDataSource; }
59             set
60             {
61                 leftDataSource = value;
62                 dgvLeft.DataSource = value;
63             }
64         }
65 
66         /// <summary>
67         /// The right data source
68         /// </summary>
69         private object[] rightDataSource;
70         /// <summary>
71         /// 左右列表必须设置相同类型的数据源列表，如果为空必须为长度为0的数组
72         /// </summary>
73         /// <value>The left data source.</value>
74         [Description("右侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
75         public object[] RightDataSource
76         {
77             get { return rightDataSource; }
78             set
79             {
80                 rightDataSource = value;
81                 dgvRight.DataSource = value;
82             }
83         }

处理左右移动按钮事件

 1 /// <summary>
 2         /// Handles the BtnClick event of the btnRight control.
 3         /// </summary>
 4         /// <param name="sender">The source of the event.</param>
 5         /// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
 6         /// <exception cref="System.Exception">
 7         /// 左右数据源列表不能为空
 8         /// or
 9         /// 左右数据源列表类型不一致，无法进行操作
10         /// </exception>
11         private void btnRight_BtnClick(object sender, EventArgs e)
12         {
13             if (LeftDataSource == null || RightDataSource == null)
14             {
15                 throw new Exception("左右数据源列表不能为空");
16             }
17             if (LeftDataSource.GetType() != RightDataSource.GetType())
18             {
19                 throw new Exception("左右数据源列表类型不一致，无法进行操作");
20             }
21             if (dgvLeft.SelectRows == null || dgvLeft.SelectRows.Count <= 0)
22                 return;
23             List<object> lst = new List<object>();
24             dgvLeft.SelectRows.ForEach(p =>
25             {
26                 lst.Add(p.DataSource);
27                 p.IsChecked = false;
28             });
29             var lstRight = RightDataSource.ToList();
30             lstRight.AddRange(lst);
31             var lstLeft = LeftDataSource.ToList();
32             lstLeft.RemoveAll(p => lst.Contains(p));
33             RightDataSource = lstRight.ToArray();
34             LeftDataSource = lstLeft.ToArray();
35             if (Transfered != null)
36             {
37                 Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = true });
38             }
39         }
40 
41         /// <summary>
42         /// Handles the BtnClick event of the btnLeft control.
43         /// </summary>
44         /// <param name="sender">The source of the event.</param>
45         /// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
46         /// <exception cref="System.Exception">
47         /// 左右数据源列表不能为空
48         /// or
49         /// 左右数据源列表类型不一致，无法进行操作
50         /// </exception>
51         private void btnLeft_BtnClick(object sender, EventArgs e)
52         {
53             if (LeftDataSource == null || RightDataSource == null)
54             {
55                 throw new Exception("左右数据源列表不能为空");
56             }
57             if (LeftDataSource.GetType() != RightDataSource.GetType())
58             {
59                 throw new Exception("左右数据源列表类型不一致，无法进行操作");
60             }
61             if (dgvRight.SelectRows == null || dgvRight.SelectRows.Count <= 0)
62                 return;
63             List<object> lst = new List<object>();
64             dgvRight.SelectRows.ForEach(p =>
65             {
66                 lst.Add(p.DataSource);
67                 p.IsChecked = false;
68             });
69             var lstLeft = LeftDataSource.ToList();
70             lstLeft.AddRange(lst);
71             var lstRight = RightDataSource.ToList();
72             lstRight.RemoveAll(p => lst.Contains(p));
73             RightDataSource = lstRight.ToArray();
74             LeftDataSource = lstLeft.ToArray();
75             if (Transfered != null)
76             {
77                 Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = false });
78             }
79         }

完整代码

  1 // ***********************************************************************
  2 // Assembly         : HZH_Controls
  3 // Created          : 2019-10-10
  4 //
  5 // ***********************************************************************
  6 // <copyright file="UCTransfer.cs">
  7 //     Copyright by Huang Zhenghui(黄正辉) All, QQ group:568015492 QQ:623128629 Email:623128629@qq.com
  8 // </copyright>
  9 //
 10 // Blog: https://www.cnblogs.com/bfyx
 11 // GitHub：https://github.com/kwwwvagaa/NetWinformControl
 12 // gitee：https://gitee.com/kwwwvagaa/net_winform_custom_control.git
 13 //
 14 // If you use this code, please keep this note.
 15 // ***********************************************************************
 16 using System;
 17 using System.Collections.Generic;
 18 using System.ComponentModel;
 19 using System.Drawing;
 20 using System.Data;
 21 using System.Linq;
 22 using System.Text;
 23 using System.Windows.Forms;
 24 
 25 namespace HZH_Controls.Controls
 26 {
 27     /// <summary>
 28     /// Class UCTransfer.
 29     /// Implements the <see cref="System.Windows.Forms.UserControl" />
 30     /// </summary>
 31     /// <seealso cref="System.Windows.Forms.UserControl" />
 32     [DefaultEvent("Transfered")]
 33     public partial class UCTransfer : UserControl
 34     {
 35         /// <summary>
 36         /// 移动数据事件
 37         /// </summary>
 38         [Description("移动数据事件"), Category("自定义")]
 39         public event TransferEventHandler Transfered;
 40 
 41         /// <summary>
 42         /// The left columns
 43         /// </summary>
 44         private DataGridViewColumnEntity[] leftColumns;
 45 
 46         /// <summary>
 47         /// Gets or sets the left columns.
 48         /// </summary>
 49         /// <value>The left columns.</value>
 50         [Description("左侧列表列"), Category("自定义")]
 51         public DataGridViewColumnEntity[] LeftColumns
 52         {
 53             get { return leftColumns; }
 54             set
 55             {
 56                 leftColumns = value;
 57                 this.dgvLeft.Columns = leftColumns.ToList();
 58             }
 59         }
 60 
 61         /// <summary>
 62         /// The right columns
 63         /// </summary>
 64         private DataGridViewColumnEntity[] rightColumns;
 65 
 66         /// <summary>
 67         /// Gets or sets the right columns.
 68         /// </summary>
 69         /// <value>The right columns.</value>
 70         [Description("右侧列表列"), Category("自定义")]
 71         public DataGridViewColumnEntity[] RightColumns
 72         {
 73             get { return rightColumns; }
 74             set
 75             {
 76                 rightColumns = value;
 77                 this.dgvRight.Columns = leftColumns.ToList();
 78             }
 79         }
 80 
 81         /// <summary>
 82         /// The left data source
 83         /// </summary>
 84         private object[] leftDataSource;
 85         /// <summary>
 86         /// 左右列表必须设置相同类型的数据源列表，如果为空必须为长度为0的数组
 87         /// </summary>
 88         /// <value>The left data source.</value>
 89         [Description("左侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
 90         public object[] LeftDataSource
 91         {
 92             get { return leftDataSource; }
 93             set
 94             {
 95                 leftDataSource = value;
 96                 dgvLeft.DataSource = value;
 97             }
 98         }
 99 
100         /// <summary>
101         /// The right data source
102         /// </summary>
103         private object[] rightDataSource;
104         /// <summary>
105         /// 左右列表必须设置相同类型的数据源列表，如果为空必须为长度为0的数组
106         /// </summary>
107         /// <value>The left data source.</value>
108         [Description("右侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
109         public object[] RightDataSource
110         {
111             get { return rightDataSource; }
112             set
113             {
114                 rightDataSource = value;
115                 dgvRight.DataSource = value;
116             }
117         }
118 
119         /// <summary>
120         /// Initializes a new instance of the <see cref="UCTransfer"/> class.
121         /// </summary>
122         public UCTransfer()
123         {
124             InitializeComponent();
125             dgvLeft.IsCloseAutoHeight = true;
126             dgvRight.IsCloseAutoHeight = true;
127             LeftColumns = new DataGridViewColumnEntity[0];
128             RightColumns = new DataGridViewColumnEntity[0];
129             LeftDataSource = new object[0];
130             RightDataSource = new object[0];
131         }
132 
133         /// <summary>
134         /// Handles the BtnClick event of the btnRight control.
135         /// </summary>
136         /// <param name="sender">The source of the event.</param>
137         /// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
138         /// <exception cref="System.Exception">
139         /// 左右数据源列表不能为空
140         /// or
141         /// 左右数据源列表类型不一致，无法进行操作
142         /// </exception>
143         private void btnRight_BtnClick(object sender, EventArgs e)
144         {
145             if (LeftDataSource == null || RightDataSource == null)
146             {
147                 throw new Exception("左右数据源列表不能为空");
148             }
149             if (LeftDataSource.GetType() != RightDataSource.GetType())
150             {
151                 throw new Exception("左右数据源列表类型不一致，无法进行操作");
152             }
153             if (dgvLeft.SelectRows == null || dgvLeft.SelectRows.Count <= 0)
154                 return;
155             List<object> lst = new List<object>();
156             dgvLeft.SelectRows.ForEach(p =>
157             {
158                 lst.Add(p.DataSource);
159                 p.IsChecked = false;
160             });
161             var lstRight = RightDataSource.ToList();
162             lstRight.AddRange(lst);
163             var lstLeft = LeftDataSource.ToList();
164             lstLeft.RemoveAll(p => lst.Contains(p));
165             RightDataSource = lstRight.ToArray();
166             LeftDataSource = lstLeft.ToArray();
167             if (Transfered != null)
168             {
169                 Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = true });
170             }
171         }
172 
173         /// <summary>
174         /// Handles the BtnClick event of the btnLeft control.
175         /// </summary>
176         /// <param name="sender">The source of the event.</param>
177         /// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
178         /// <exception cref="System.Exception">
179         /// 左右数据源列表不能为空
180         /// or
181         /// 左右数据源列表类型不一致，无法进行操作
182         /// </exception>
183         private void btnLeft_BtnClick(object sender, EventArgs e)
184         {
185             if (LeftDataSource == null || RightDataSource == null)
186             {
187                 throw new Exception("左右数据源列表不能为空");
188             }
189             if (LeftDataSource.GetType() != RightDataSource.GetType())
190             {
191                 throw new Exception("左右数据源列表类型不一致，无法进行操作");
192             }
193             if (dgvRight.SelectRows == null || dgvRight.SelectRows.Count <= 0)
194                 return;
195             List<object> lst = new List<object>();
196             dgvRight.SelectRows.ForEach(p =>
197             {
198                 lst.Add(p.DataSource);
199                 p.IsChecked = false;
200             });
201             var lstLeft = LeftDataSource.ToList();
202             lstLeft.AddRange(lst);
203             var lstRight = RightDataSource.ToList();
204             lstRight.RemoveAll(p => lst.Contains(p));
205             RightDataSource = lstRight.ToArray();
206             LeftDataSource = lstLeft.ToArray();
207             if (Transfered != null)
208             {
209                 Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = false });
210             }
211         }
212     }
213 }

最后的话

如果你喜欢的话，请到 https://gitee.com/kwwwvagaa/net_winform_custom_control 点个星星吧

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原文地址：https://www.cnblogs.com/bfyx/p/11646790.html

（八十二）c#Winform自定义控件-穿梭框-HZHControls

官网

前提

NuGet

目录

用处及效果

准备工作

开始

最后的话