文章目录
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
/// <summary>
/// 移动数据事件
/// </summary>
[Description("移动数据事件"), Category("自定义")]
public event TransferEventHandler Transfered;
/// <summary>
/// The left columns
/// </summary>
private DataGridViewColumnEntity[] leftColumns;
/// <summary>
/// Gets or sets the left columns.
/// </summary>
/// <value>The left columns.</value>
[Description("左侧列表列"), Category("自定义")]
public DataGridViewColumnEntity[] LeftColumns
{
get { return leftColumns; }
set
{
leftColumns = value;
this.dgvLeft.Columns = leftColumns.ToList();
}
}
/// <summary>
/// The right columns
/// </summary>
private DataGridViewColumnEntity[] rightColumns;
/// <summary>
/// Gets or sets the right columns.
/// </summary>
/// <value>The right columns.</value>
[Description("右侧列表列"), Category("自定义")]
public DataGridViewColumnEntity[] RightColumns
{
get { return rightColumns; }
set
{
rightColumns = value;
this.dgvRight.Columns = leftColumns.ToList();
}
}
/// <summary>
/// The left data source
/// </summary>
private object[] leftDataSource;
/// <summary>
/// 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
/// </summary>
/// <value>The left data source.</value>
[Description("左侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
public object[] LeftDataSource
{
get { return leftDataSource; }
set
{
leftDataSource = value;
dgvLeft.DataSource = value;
}
}
/// <summary>
/// The right data source
/// </summary>
private object[] rightDataSource;
/// <summary>
/// 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
/// </summary>
/// <value>The left data source.</value>
[Description("右侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
public object[] RightDataSource
{
get { return rightDataSource; }
set
{
rightDataSource = value;
dgvRight.DataSource = value;
}
}
处理左右移动按钮事件
/// <summary>
/// Handles the BtnClick event of the btnRight control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
/// <exception cref="System.Exception">
/// 左右数据源列表不能为空
/// or
/// 左右数据源列表类型不一致,无法进行操作
/// </exception>
private void btnRight_BtnClick(object sender, EventArgs e)
{
if (LeftDataSource == null || RightDataSource == null)
{
throw new Exception("左右数据源列表不能为空");
}
if (LeftDataSource.GetType() != RightDataSource.GetType())
{
throw new Exception("左右数据源列表类型不一致,无法进行操作");
}
if (dgvLeft.SelectRows == null || dgvLeft.SelectRows.Count <= 0)
return;
List<object> lst = new List<object>();
dgvLeft.SelectRows.ForEach(p =>
{
lst.Add(p.DataSource);
p.IsChecked = false;
});
var lstRight = RightDataSource.ToList();
lstRight.AddRange(lst);
var lstLeft = LeftDataSource.ToList();
lstLeft.RemoveAll(p => lst.Contains(p));
RightDataSource = lstRight.ToArray();
LeftDataSource = lstLeft.ToArray();
if (Transfered != null)
{
Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = true });
}
}
/// <summary>
/// Handles the BtnClick event of the btnLeft control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
/// <exception cref="System.Exception">
/// 左右数据源列表不能为空
/// or
/// 左右数据源列表类型不一致,无法进行操作
/// </exception>
private void btnLeft_BtnClick(object sender, EventArgs e)
{
if (LeftDataSource == null || RightDataSource == null)
{
throw new Exception("左右数据源列表不能为空");
}
if (LeftDataSource.GetType() != RightDataSource.GetType())
{
throw new Exception("左右数据源列表类型不一致,无法进行操作");
}
if (dgvRight.SelectRows == null || dgvRight.SelectRows.Count <= 0)
return;
List<object> lst = new List<object>();
dgvRight.SelectRows.ForEach(p =>
{
lst.Add(p.DataSource);
p.IsChecked = false;
});
var lstLeft = LeftDataSource.ToList();
lstLeft.AddRange(lst);
var lstRight = RightDataSource.ToList();
lstRight.RemoveAll(p => lst.Contains(p));
RightDataSource = lstRight.ToArray();
LeftDataSource = lstLeft.ToArray();
if (Transfered != null)
{
Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = false });
}
}
完整代码
// ***********************************************************************
// Assembly : HZH_Controls
// Created : 2019-10-10
//
// ***********************************************************************
// <copyright file="UCTransfer.cs">
// Copyright by Huang Zhenghui(黄正辉) All, QQ group:568015492 QQ:623128629 Email:623128629@qq.com
// </copyright>
//
// Blog: https://www.cnblogs.com/bfyx
// GitHub:https://github.com/kwwwvagaa/NetWinformControl
// gitee:https://gitee.com/kwwwvagaa/net_winform_custom_control.git
//
// If you use this code, please keep this note.
// ***********************************************************************
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace HZH_Controls.Controls
{
/// <summary>
/// Class UCTransfer.
/// Implements the <see cref="System.Windows.Forms.UserControl" />
/// </summary>
/// <seealso cref="System.Windows.Forms.UserControl" />
[DefaultEvent("Transfered")]
public partial class UCTransfer : UserControl
{
/// <summary>
/// 移动数据事件
/// </summary>
[Description("移动数据事件"), Category("自定义")]
public event TransferEventHandler Transfered;
/// <summary>
/// The left columns
/// </summary>
private DataGridViewColumnEntity[] leftColumns;
/// <summary>
/// Gets or sets the left columns.
/// </summary>
/// <value>The left columns.</value>
[Description("左侧列表列"), Category("自定义")]
public DataGridViewColumnEntity[] LeftColumns
{
get { return leftColumns; }
set
{
leftColumns = value;
this.dgvLeft.Columns = leftColumns.ToList();
}
}
/// <summary>
/// The right columns
/// </summary>
private DataGridViewColumnEntity[] rightColumns;
/// <summary>
/// Gets or sets the right columns.
/// </summary>
/// <value>The right columns.</value>
[Description("右侧列表列"), Category("自定义")]
public DataGridViewColumnEntity[] RightColumns
{
get { return rightColumns; }
set
{
rightColumns = value;
this.dgvRight.Columns = leftColumns.ToList();
}
}
/// <summary>
/// The left data source
/// </summary>
private object[] leftDataSource;
/// <summary>
/// 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
/// </summary>
/// <value>The left data source.</value>
[Description("左侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
public object[] LeftDataSource
{
get { return leftDataSource; }
set
{
leftDataSource = value;
dgvLeft.DataSource = value;
}
}
/// <summary>
/// The right data source
/// </summary>
private object[] rightDataSource;
/// <summary>
/// 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
/// </summary>
/// <value>The left data source.</value>
[Description("右侧列表数据源"), Category("自定义"), Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
public object[] RightDataSource
{
get { return rightDataSource; }
set
{
rightDataSource = value;
dgvRight.DataSource = value;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="UCTransfer"/> class.
/// </summary>
public UCTransfer()
{
InitializeComponent();
dgvLeft.IsCloseAutoHeight = true;
dgvRight.IsCloseAutoHeight = true;
LeftColumns = new DataGridViewColumnEntity[0];
RightColumns = new DataGridViewColumnEntity[0];
LeftDataSource = new object[0];
RightDataSource = new object[0];
}
/// <summary>
/// Handles the BtnClick event of the btnRight control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
/// <exception cref="System.Exception">
/// 左右数据源列表不能为空
/// or
/// 左右数据源列表类型不一致,无法进行操作
/// </exception>
private void btnRight_BtnClick(object sender, EventArgs e)
{
if (LeftDataSource == null || RightDataSource == null)
{
throw new Exception("左右数据源列表不能为空");
}
if (LeftDataSource.GetType() != RightDataSource.GetType())
{
throw new Exception("左右数据源列表类型不一致,无法进行操作");
}
if (dgvLeft.SelectRows == null || dgvLeft.SelectRows.Count <= 0)
return;
List<object> lst = new List<object>();
dgvLeft.SelectRows.ForEach(p =>
{
lst.Add(p.DataSource);
p.IsChecked = false;
});
var lstRight = RightDataSource.ToList();
lstRight.AddRange(lst);
var lstLeft = LeftDataSource.ToList();
lstLeft.RemoveAll(p => lst.Contains(p));
RightDataSource = lstRight.ToArray();
LeftDataSource = lstLeft.ToArray();
if (Transfered != null)
{
Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = true });
}
}
/// <summary>
/// Handles the BtnClick event of the btnLeft control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
/// <exception cref="System.Exception">
/// 左右数据源列表不能为空
/// or
/// 左右数据源列表类型不一致,无法进行操作
/// </exception>
private void btnLeft_BtnClick(object sender, EventArgs e)
{
if (LeftDataSource == null || RightDataSource == null)
{
throw new Exception("左右数据源列表不能为空");
}
if (LeftDataSource.GetType() != RightDataSource.GetType())
{
throw new Exception("左右数据源列表类型不一致,无法进行操作");
}
if (dgvRight.SelectRows == null || dgvRight.SelectRows.Count <= 0)
return;
List<object> lst = new List<object>();
dgvRight.SelectRows.ForEach(p =>
{
lst.Add(p.DataSource);
p.IsChecked = false;
});
var lstLeft = LeftDataSource.ToList();
lstLeft.AddRange(lst);
var lstRight = RightDataSource.ToList();
lstRight.RemoveAll(p => lst.Contains(p));
RightDataSource = lstRight.ToArray();
LeftDataSource = lstLeft.ToArray();
if (Transfered != null)
{
Transfered(this, new TransferEventArgs() { TransferDataSource = lst.ToArray(), ToRightOrLeft = false });
}
}
}
}
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
作者:冰封一夏
出处: http://www.hzhcontrols.com/doc.html
HZHControls官网:http://www.hzhcontrols.com
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,
且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利。
GitHub:https://github.com/kwwwvagaa/NetWinformControl
码云:https://gitee.com/kwwwvagaa/net_winform_custom_control.git