507 lines
15 KiB
C#
507 lines
15 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) 2012-2021 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: UIButton.cs
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* 文件说明: 按钮
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* 当前版本: V3.0
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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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* 2020-04-25: V2.2.4 更新主题配置类
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* 2020-07-26: V2.2.6 增加Selected及选中颜色配置
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* 2020-08-22: V2.2.7 空格键按下press背景效果，添加双击事件，解决因快速点击导致过慢问题
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* 2020-09-14: V2.2.7 Tips颜色可设置
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* 2021-07-18: V3.0.5 增加ShowFocusColor，用来显示Focus状态
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* 2021-12-11: V3.0.9 增加了渐变色
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******************************************************************************/
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Windows.Forms;
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// ReSharper disable All
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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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[ToolboxItem(true)]
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public class UIButton : UIControl, IButtonControl
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{
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public UIButton()
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{
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SetStyleFlags();
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TabStop = true;
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Width = 100;
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Height = 35;
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Cursor = Cursors.Hand;
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foreHoverColor = UIStyles.GetStyleColor(UIStyle.Blue).ButtonForeHoverColor;
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forePressColor = UIStyles.GetStyleColor(UIStyle.Blue).ButtonForePressColor;
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foreSelectedColor = UIStyles.GetStyleColor(UIStyle.Blue).ButtonForeSelectedColor;
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rectHoverColor = UIStyles.GetStyleColor(UIStyle.Blue).RectHoverColor;
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rectPressColor = UIStyles.GetStyleColor(UIStyle.Blue).RectPressColor;
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rectSelectedColor = UIStyles.GetStyleColor(UIStyle.Blue).RectSelectedColor;
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fillHoverColor = UIStyles.GetStyleColor(UIStyle.Blue).ButtonFillHoverColor;
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fillPressColor = UIStyles.GetStyleColor(UIStyle.Blue).ButtonFillPressColor;
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fillSelectedColor = UIStyles.GetStyleColor(UIStyle.Blue).ButtonFillSelectedColor;
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SetStyle(ControlStyles.StandardDoubleClick, UseDoubleClick);
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}
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private bool isClick;
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public void PerformClick()
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{
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if (isClick) return;
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if (CanSelect && Enabled)
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{
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isClick = true;
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OnClick(EventArgs.Empty);
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isClick = false;
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}
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}
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protected override void OnClick(EventArgs e)
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{
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Form form = FindFormInternal();
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if (form != null) form.DialogResult = DialogResult;
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Focus();
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base.OnClick(e);
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}
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internal Form FindFormInternal()
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{
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Control cur = this;
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while (cur != null && !(cur is Form))
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{
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cur = cur.Parent;
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}
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return (Form)cur;
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}
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private bool showTips = false;
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[Description("是否显示角标"), Category("SunnyUI")]
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[DefaultValue(false)]
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public bool ShowTips
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{
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get
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{
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return showTips;
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}
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set
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{
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if (showTips != value)
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{
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showTips = value;
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Invalidate();
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}
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}
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}
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private string tipsText = "";
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[Description("角标文字"), Category("SunnyUI")]
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[DefaultValue("")]
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public string TipsText
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{
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get { return tipsText; }
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set
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{
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if (tipsText != value)
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{
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tipsText = value;
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if (ShowTips)
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{
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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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private Font tipsFont = UIFontColor.SubFont();
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[Description("角标文字字体"), Category("SunnyUI")]
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[DefaultValue(typeof(Font), "微软雅黑, 9pt")]
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public Font TipsFont
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{
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get { return tipsFont; }
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set
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{
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if (!tipsFont.Equals(value))
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{
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tipsFont = value;
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Invalidate();
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}
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}
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}
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protected override void OnPaintFill(Graphics g, GraphicsPath path)
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{
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if (FillColorGradient)
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{
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if (IsHover || IsPress || Selected)
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{
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base.OnPaintFill(g, path);
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}
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else
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{
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LinearGradientBrush br = new LinearGradientBrush(new Point(0, 0), new Point(0, Height), FillColor, FillColor2);
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br.GammaCorrection = true;
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g.FillPath(br, path);
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br.Dispose();
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}
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}
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else
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{
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base.OnPaintFill(g, path);
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}
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}
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private Color tipsColor = Color.Red;
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[Description("角标背景颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "Red")]
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public Color TipsColor
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{
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get => tipsColor;
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set
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{
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tipsColor = value;
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Invalidate();
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}
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}
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private Color tipsForeColor = Color.White;
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[DefaultValue(typeof(Color), "White"), Category("SunnyUI"), Description("角标文字颜色")]
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public Color TipsForeColor
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{
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get => tipsForeColor;
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set
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{
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tipsForeColor = value;
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Invalidate();
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}
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}
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Font tmpFont;
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private Font TempFont
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{
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get
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{
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if (tmpFont == null || !tmpFont.Size.EqualsFloat(TipsFont.DPIScaleFontSize()))
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{
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tmpFont?.Dispose();
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tmpFont = TipsFont.DPIScaleFont();
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}
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return tmpFont;
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}
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}
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protected override void Dispose(bool disposing)
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{
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base.Dispose(disposing);
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tmpFont?.Dispose();
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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 (Enabled && ShowTips && !string.IsNullOrEmpty(TipsText))
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{
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e.Graphics.SetHighQuality();
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SizeF sf = e.Graphics.MeasureString(TipsText, TempFont);
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float sfMax = Math.Max(sf.Width, sf.Height);
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float x = Width - 1 - 2 - sfMax;
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float y = 1 + 1;
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e.Graphics.FillEllipse(TipsColor, x, y, sfMax, sfMax);
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e.Graphics.DrawString(TipsText, TempFont, TipsForeColor, x + sfMax / 2.0f - sf.Width / 2.0f, y + sfMax / 2.0f - sf.Height / 2.0f);
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}
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if (Focused && ShowFocusLine)
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{
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Rectangle rect = new Rectangle(2, 2, Width - 5, Height - 5);
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var path = rect.CreateRoundedRectanglePath(Radius);
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using (Pen pn = new Pen(ForeColor))
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{
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pn.DashStyle = DashStyle.Dot;
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e.Graphics.DrawPath(pn, path);
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}
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path.Dispose();
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}
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}
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/// <summary>
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/// 是否选中
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/// </summary>
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[DefaultValue(false)]
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[Description("是否选中"), Category("SunnyUI")]
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public bool Selected
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{
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get => selected;
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set
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{
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if (selected != value)
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{
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selected = value;
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Invalidate();
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}
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}
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}
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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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fillHoverColor = uiColor.ButtonFillHoverColor;
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rectHoverColor = uiColor.RectHoverColor;
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foreHoverColor = uiColor.ButtonForeHoverColor;
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fillPressColor = uiColor.ButtonFillPressColor;
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rectPressColor = uiColor.RectPressColor;
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forePressColor = uiColor.ButtonForePressColor;
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fillSelectedColor = uiColor.ButtonFillSelectedColor;
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foreSelectedColor = uiColor.ButtonForeSelectedColor;
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rectSelectedColor = uiColor.RectSelectedColor;
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Invalidate();
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}
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/// <summary>
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/// 填充颜色，当值为背景色或透明色或空值则不填充
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/// </summary>
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[Description("填充颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "80, 160, 255")]
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public Color FillColor
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{
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get => fillColor;
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set => SetFillColor(value);
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}
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/// <summary>
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/// 填充颜色，当值为背景色或透明色或空值则不填充
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/// </summary>
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[Description("填充颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "80, 160, 255")]
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public Color FillColor2
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{
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get => fillColor2;
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set => SetFillColor2(value);
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}
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[Description("填充颜色渐变"), Category("SunnyUI")]
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[DefaultValue(false)]
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public bool FillColorGradient
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{
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get => fillColorGradient;
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set
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{
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if (fillColorGradient != value)
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{
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fillColorGradient = value;
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Invalidate();
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}
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}
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}
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/// <summary>
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/// 边框颜色
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/// </summary>
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[Description("边框颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "80, 160, 255")]
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public Color RectColor
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{
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get => rectColor;
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set => SetRectColor(value);
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}
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/// <summary>
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/// 字体颜色
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/// </summary>
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[Description("字体颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "White")]
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public override Color ForeColor
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{
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get => foreColor;
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set => SetForeColor(value);
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}
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[DefaultValue(typeof(Color), "244, 244, 244"), Category("SunnyUI")]
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[Description("不可用时填充颜色")]
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public Color FillDisableColor
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{
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get => fillDisableColor;
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set => SetFillDisableColor(value);
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}
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[DefaultValue(typeof(Color), "173, 178, 181"), Category("SunnyUI")]
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[Description("不可用时边框颜色")]
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public Color RectDisableColor
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{
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get => rectDisableColor;
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set => SetRectDisableColor(value);
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}
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[DefaultValue(typeof(Color), "109, 109, 103"), Category("SunnyUI")]
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[Description("不可用时字体颜色")]
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public Color ForeDisableColor
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{
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get => foreDisableColor;
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set => SetForeDisableColor(value);
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}
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[DefaultValue(typeof(Color), "111, 168, 255"), Category("SunnyUI")]
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[Description("鼠标移上时填充颜色")]
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public Color FillHoverColor
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{
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get => fillHoverColor;
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set => SetFillHoveColor(value);
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}
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[DefaultValue(typeof(Color), "74, 131, 229"), Category("SunnyUI")]
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[Description("鼠标按下时填充颜色")]
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public Color FillPressColor
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{
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get => fillPressColor;
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set => SetFillPressColor(value);
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}
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[DefaultValue(typeof(Color), "White"), Category("SunnyUI")]
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[Description("鼠标移上时字体颜色")]
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public Color ForeHoverColor
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{
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get => foreHoverColor;
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set => SetForeHoveColor(value);
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}
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[DefaultValue(typeof(Color), "White"), Category("SunnyUI")]
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[Description("鼠标按下时字体颜色")]
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public Color ForePressColor
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{
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get => forePressColor;
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set => SetForePressColor(value);
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}
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[DefaultValue(typeof(Color), "111, 168, 255"), Category("SunnyUI")]
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[Description("鼠标移上时边框颜色")]
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public Color RectHoverColor
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{
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get => rectHoverColor;
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set => SetRectHoveColor(value);
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}
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[DefaultValue(typeof(Color), "74, 131, 229"), Category("SunnyUI")]
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[Description("鼠标按下时边框颜色")]
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public Color RectPressColor
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{
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get => rectPressColor;
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set => SetRectPressColor(value);
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}
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[DefaultValue(typeof(Color), "74, 131, 229"), Category("SunnyUI")]
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[Description("选中时填充颜色")]
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public Color FillSelectedColor
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{
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get => fillSelectedColor;
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set => SetFillSelectedColor(value);
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}
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[DefaultValue(typeof(Color), "White"), Category("SunnyUI")]
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[Description("选中时字体颜色")]
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public Color ForeSelectedColor
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{
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get => foreSelectedColor;
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set => SetForeSelectedColor(value);
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}
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[DefaultValue(typeof(Color), "74, 131, 229"), Category("SunnyUI")]
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[Description("选中时边框颜色")]
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public Color RectSelectedColor
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{
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get => rectSelectedColor;
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set => SetRectSelectedColor(value);
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}
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protected override void OnMouseDown(MouseEventArgs e)
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{
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base.OnMouseDown(e);
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IsPress = true;
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Invalidate();
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}
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protected override void OnMouseUp(MouseEventArgs e)
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{
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base.OnMouseUp(e);
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IsPress = false;
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Invalidate();
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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IsPress = false;
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IsHover = false;
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Invalidate();
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}
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protected override void OnMouseEnter(EventArgs e)
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{
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base.OnMouseEnter(e);
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IsHover = true;
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Invalidate();
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}
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public void NotifyDefault(bool value)
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{
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}
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[DefaultValue(DialogResult.None)]
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[Description("指定标识符以指示对话框的返回值"), Category("SunnyUI")]
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public DialogResult DialogResult { get; set; } = DialogResult.None;
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protected override void OnKeyDown(KeyEventArgs e)
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{
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if (Focused && e.KeyCode == Keys.Space)
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{
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IsPress = true;
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Invalidate();
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PerformClick();
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}
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base.OnKeyDown(e);
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}
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protected override void OnKeyUp(KeyEventArgs e)
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{
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IsPress = false;
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Invalidate();
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base.OnKeyUp(e);
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}
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[DefaultValue(false)]
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[Description("显示激活时边框线"), Category("SunnyUI")]
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public bool ShowFocusLine { get; set; }
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}
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} |