274 lines
8.5 KiB
C#
274 lines
8.5 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2022 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI.dll can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UITransfer.cs
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* 文件说明: 穿梭框
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* 当前版本: V3.1
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* 创建日期: 2020-01-01
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*
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* 2020-01-01: V2.2.0 增加文件说明
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* 2020-08-14: V2.2.7 增加左右列表项个数变化事件
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* 2021-07-18: V3.0.5 新增两个事件，可获取左侧、右侧Item点击事件
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* 2021-08-08: V3.0.5 增加了显示多个移动的属性
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******************************************************************************/
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using System;
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using System.ComponentModel;
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using System.Drawing.Design;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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/// <summary>
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/// 穿梭框
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/// </summary>
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[DefaultProperty("ItemsLeft")]
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public sealed partial class UITransfer : UIPanel
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{
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/// <summary>
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/// 构造函数
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/// </summary>
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public UITransfer()
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{
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InitializeComponent();
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ShowText = false;
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SetStyleFlags(true, false);
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l1.ItemsCountChange += L1_ItemsCountChange;
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l2.ItemsCountChange += L2_ItemsCountChange;
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}
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[DefaultValue(true)]
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[Description("显示多选按钮"), Category("SunnyUI")]
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public bool ShowMulti
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{
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get => b1.Visible;
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set => b1.Visible = b4.Visible = value;
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}
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private void L2_ItemsCountChange(object sender, EventArgs e)
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{
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ItemsRightCountChange?.Invoke(this, e);
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}
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private void L1_ItemsCountChange(object sender, EventArgs e)
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{
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ItemsLeftCountChange?.Invoke(this, e);
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}
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public event EventHandler ItemsLeftCountChange;
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public event EventHandler ItemsRightCountChange;
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/// <summary>
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/// 左侧列表
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/// </summary>
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
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[Localizable(true)]
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[Editor("System.Windows.Forms.Design.ListControlStringCollectionEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
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[MergableProperty(false)]
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[Description("左侧列表"), Category("SunnyUI")]
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public ListBox.ObjectCollection ItemsLeft => l1.Items;
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/// <summary>
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/// 右侧列表
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/// </summary>
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
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[Localizable(true)]
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[Editor("System.Windows.Forms.Design.ListControlStringCollectionEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
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[MergableProperty(false)]
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[Description("右侧列表"), Category("SunnyUI")]
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public ListBox.ObjectCollection ItemsRight => l2.Items;
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[Browsable(false)]
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public ListBox ListBoxLeft => l1.ListBox;
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[Browsable(false)]
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public ListBox ListBoxRight => l2.ListBox;
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public delegate void ItemChange(object sender, object item);
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public event ItemChange ItemAdd;
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public event ItemChange ItemRemove;
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private void b1_Click(object sender, EventArgs e)
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{
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foreach (object item in l1.Items)
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{
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l2.Items.Add(item);
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ItemAdd?.Invoke(this, item);
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}
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l1.Items.Clear();
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if (l2.Items.Count > 0)
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{
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l2.SelectedIndex = l2.Items.Count - 1;
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}
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}
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private void b2_Click(object sender, EventArgs e)
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{
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if (l1.Items.Count > 0 && l1.SelectedItem != null)
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{
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int idx = l1.SelectedIndex;
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object item = l1.SelectedItem;
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l2.Items.Add(item);
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ItemAdd?.Invoke(this, item);
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l1.Items.Remove(item);
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if (l2.Items.Count > 0)
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{
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l2.SelectedIndex = l2.Items.Count - 1;
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}
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if (idx - 1 >= 0)
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{
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idx = idx - 1;
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}
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if (l1.Items.Count > 0)
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{
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l1.SelectedIndex = idx;
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}
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}
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}
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private void b3_Click(object sender, EventArgs e)
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{
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if (l2.Items.Count > 0 && l2.SelectedItem != null)
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{
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int idx = l2.SelectedIndex;
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object item = l2.SelectedItem;
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l1.Items.Add(item);
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ItemRemove?.Invoke(this, item);
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l2.Items.Remove(item);
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if (l1.Items.Count > 0)
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{
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l1.SelectedIndex = l1.Items.Count - 1;
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}
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if (idx - 1 >= 0)
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{
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idx = idx - 1;
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}
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if (l2.Items.Count > 0)
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{
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l2.SelectedIndex = idx;
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}
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}
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}
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private void b4_Click(object sender, EventArgs e)
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{
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foreach (object item in l2.Items)
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{
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l1.Items.Add(item);
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ItemRemove?.Invoke(this, item);
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}
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l2.Items.Clear();
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if (l1.Items.Count > 0)
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{
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l1.SelectedIndex = l1.Items.Count - 1;
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}
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}
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private void l1_DoubleClick(object sender, EventArgs e)
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{
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b2_Click(null, null);
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}
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private void l2_DoubleClick(object sender, EventArgs e)
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{
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b3_Click(null, null);
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}
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/// <summary>
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/// OnSizeChanged
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/// </summary>
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/// <param name="e">e</param>
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protected override void OnSizeChanged(EventArgs e)
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{
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base.OnSizeChanged(e);
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if (b1 == null || b2 == null) return;
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if (b3 == null || b4 == null) return;
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if (l1 == null || l2 == null) return;
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l1.Width = l2.Width = Width / 2 - 40;
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b1.Left = b2.Left = b3.Left = b4.Left = (Width - b1.Width) / 2;
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b2.Top = Height / 2 - 8 - b2.Height;
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b1.Top = b2.Top - 16 - b1.Height;
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b3.Top = b2.Bottom + 16;
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b4.Top = b3.Bottom + 16;
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}
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/// <summary>
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/// 设置主题样式
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/// </summary>
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/// <param name="uiColor"></param>
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public override void SetStyleColor(UIBaseStyle uiColor)
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{
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base.SetStyleColor(uiColor);
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if (l1 == null || l2 == null) return;
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if (b1 == null || b2 == null || b3 == null || b4 == null) return;
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b1.SetStyleColor(uiColor);
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b2.SetStyleColor(uiColor);
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b3.SetStyleColor(uiColor);
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b4.SetStyleColor(uiColor);
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l1.SetStyleColor(uiColor);
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l2.SetStyleColor(uiColor);
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l1.BackColor = fillColor;
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l2.BackColor = fillColor;
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}
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/// <summary>
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/// 圆角切换事件
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/// </summary>
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/// <param name="value">圆角值</param>
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protected override void OnRadiusChanged(int value)
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{
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base.OnRadiusChanged(value);
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if (l1 == null || l2 == null) return;
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l1.Radius = value;
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l2.Radius = value;
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}
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/// <summary>
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/// OnPaint
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/// </summary>
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/// <param name="e">e</param>
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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if (RadiusSides != UICornerRadiusSides.None)
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RadiusSides = UICornerRadiusSides.None;
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if (RectSides != ToolStripStatusLabelBorderSides.None)
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RectSides = ToolStripStatusLabelBorderSides.None;
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}
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public event EventHandler ItemsLeftClick;
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public event EventHandler ItemsRightClick;
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private void l1_ItemClick(object sender, EventArgs e)
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{
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ItemsLeftClick?.Invoke(this, e);
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}
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private void l2_ItemClick(object sender, EventArgs e)
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{
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ItemsRightClick?.Invoke(this, e);
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}
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}
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} |