66 lines
2.0 KiB
C#
66 lines
2.0 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) 2012-2024 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: UIMenuButton.cs
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* 文件说明: 下拉菜单按钮
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* 当前版本: V3.8
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* 创建日期: 2024-12-16
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*
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* 2024-12-16: V3.8.0 增加文件说明
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******************************************************************************/
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using System.ComponentModel;
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using System.Drawing;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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[DefaultEvent("Click")]
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[DefaultProperty("Text")]
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public class UIMenuButton : UISymbolButton
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{
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private bool _showDropArrow = true;
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public UIContextMenuStrip Menu { get; set; }
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protected override void OnMouseClick(MouseEventArgs e)
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{
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base.OnMouseClick(e);
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Menu?.Show(this, 0, Height);
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}
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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 (ShowDropArrow)
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{
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e.Graphics.DrawFontImage(61703, SymbolSize, GetForeColor(), new Rectangle(Width - SymbolSize - 4, 0, SymbolSize, Height));
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}
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}
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/// <summary>
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/// 字体图标
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/// </summary>
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[DefaultValue(true)]
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[Description("显示下拉按钮"), Category("SunnyUI")]
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public bool ShowDropArrow
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{
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get => _showDropArrow;
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set
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{
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_showDropArrow = value;
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Invalidate();
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}
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}
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}
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}
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