添加项目文件。

2026-08-04 18:36:40 +08:00
parent 16fb9e4f5a
commit a2ecbc795d
616 changed files with 149853 additions and 0 deletions
@@ -0,0 +1,132 @@
+using System.ComponentModel;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace JinYuan.ControlLib
+{
+    public partial class CheckBoxExt : CheckBox
+    {
+        public CheckBoxExt()
+        {
+            InitializeComponent();
+
+            _format.LineAlignment = StringAlignment.Center;
+            _format.Alignment = StringAlignment.Center;
+
+
+            //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 StringFormat _format = new StringFormat();
+
+
+
+        private int defultCheckButtonWidth = 20;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示标题名称")]
+        public int DefultCheckButtonWidth
+        {
+            get { return defultCheckButtonWidth; }
+            set { defultCheckButtonWidth = value; }
+        }
+
+        private Color checkColor = Color.FromArgb(3, 25, 66);
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示选中颜色")]
+        public Color CheckColor
+        {
+            get { return checkColor; }
+            set
+            {
+                checkColor = value;
+                this.Invalidate();
+            }
+        }
+
+        private Color checkBackColor = Color.White;
+        [Browsable(true)]//是否可见
+        [Category("自定义属性")] //类别
+        [Description("设置或显示选中框背景颜色")]
+        public Color CheckBackColor
+        {
+            get { return checkBackColor; }
+            set
+            {
+                checkBackColor = value;
+                this.Invalidate();
+            }
+        }
+
+
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            base.OnPaint(e);
+            base.OnPaintBackground(e);
+
+            Graphics g = e.Graphics;
+            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
+            g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
+
+            Rectangle checkRec;
+            Rectangle textRec;
+
+            CalculatorRec(out checkRec, out textRec);
+
+            SolidBrush solidBrush = new SolidBrush(CheckBackColor);
+            g.FillRectangle(solidBrush, checkRec);
+
+            Pen pen = new Pen(Color.LightGray);
+            g.DrawRectangle(pen, checkRec);
+
+            if (this.CheckState == CheckState.Checked)
+            {
+                //画勾选
+                DrawCheckFlag(g, checkRec, checkColor);
+            }
+
+            //绘制文本
+            g.DrawString(this.Text, this.Font, new SolidBrush(this.ForeColor), textRec, this._format);
+        }
+
+
+        /// <summary>
+        /// 计算矩形
+        /// </summary>
+        /// <param name="checkRec"></param>
+        /// <param name="textRec"></param>
+        private void CalculatorRec(out Rectangle checkRec, out Rectangle textRec)
+        {
+            checkRec = new Rectangle(3, (this.Height - defultCheckButtonWidth) / 2, defultCheckButtonWidth,
+                defultCheckButtonWidth);
+
+            textRec = new Rectangle(checkRec.Right + 3, 0, Width - checkRec.Right - 6, this.Height);
+        }
+
+
+        /// <summary>
+        /// 画勾选
+        /// </summary>
+        /// <param name="g"></param>
+        /// <param name="rectangle"></param>
+        /// <param name="color"></param>
+        private void DrawCheckFlag(Graphics g, Rectangle rectangle, Color color)
+        {
+            PointF[] pointFs = new PointF[3];
+
+            pointFs[0] = new PointF(rectangle.X + rectangle.Width / 4.5f, rectangle.Y + rectangle.Height / 2.5f);
+            pointFs[1] = new PointF(rectangle.X + rectangle.Width / 2.5F, rectangle.Bottom - rectangle.Height / 3.0f);
+            pointFs[2] = new PointF(rectangle.Right - rectangle.Width / 4.0f, rectangle.Y + rectangle.Height / 4.5f);
+
+            Pen pen = new Pen(color, 2.0f);
+            g.DrawLines(pen, pointFs);
+
+        }
+    }
+}