初始化提交

2026-09-09 18:42:38 +08:00
commit 40a6cb3baf
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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace JinYuan.ControlLib
+{
+    public partial class PanelExt : Panel
+    {
+        public PanelExt()
+        {
+            InitializeComponent();
+
+            //设置控件样式，去除缓冲
+            this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
+            this.SetStyle(ControlStyles.DoubleBuffer,true);
+            this.SetStyle(ControlStyles.ResizeRedraw, true);
+            this.SetStyle(ControlStyles.Selectable, true);
+            this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
+        }
+
+        private int topGap;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示上边间隔距离")]
+        public int TopGap
+        {
+            get { return topGap; }
+            set
+            { 
+                topGap = value; 
+                this.Invalidate();//点击后立即生效
+            }
+        }
+
+        private int bottomGap;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示下边间隔距离")]
+        public int BottomGap
+        {
+            get { return bottomGap; }
+            set 
+            { 
+                bottomGap = value;
+                this.Invalidate();//点击后立即生效
+            }
+        }
+
+        private int leftGap;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示左边间隔距离")]
+        public int LeftGap
+        {
+            get { return leftGap; }
+            set 
+            { 
+                leftGap = value;
+                this.Invalidate();//点击后立即生效
+            }
+        }
+
+        private int rightGap;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示右边间隔距离")]
+        public int RightGap
+        {
+            get { return rightGap; }
+            set 
+            { 
+                rightGap = value;
+                this.Invalidate();//点击后立即生效
+            }
+        }
+
+        private int bordeWidth=2;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示边框的宽度")]
+        public int BordeWidth
+        {
+            get { return bordeWidth; }
+            set 
+            { 
+                bordeWidth = value;
+                this.Invalidate();//点击后立即生效
+            }
+        }
+
+        private Color bordeColor=Color.FromArgb(35,255,253);
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示边框的颜色")]
+        public Color BordeColor
+        {
+            get { return bordeColor; }
+            set 
+            { 
+                bordeColor = value;
+                this.Invalidate();//点击后立即生效
+            }
+        }
+
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            base.OnPaint(e);
+            //准备画布
+            Graphics graphics = e.Graphics;
+            //准备笔
+            Pen pen = new Pen(bordeColor,bordeWidth);
+            //准备矩形参数
+            float x = leftGap + bordeWidth * 0.5f;
+            float y = topGap + bordeWidth * 0.5f;
+            float width = this.Width - leftGap - rightGap - bordeWidth;
+            float height = this.Height - topGap - bottomGap - bordeWidth;
+
+            //绘制矩形
+            graphics.DrawRectangle(pen, x, y, width, height);
+        }
+
+        #region 减少闪烁
+        protected override CreateParams CreateParams
+        {
+            get
+            {
+                CreateParams cp = base.CreateParams;
+                cp.ExStyle |= 0x02000000;
+                return cp;
+            }
+        }
+        #endregion
+    }
+}