winform 勾选可以改变框控件

 public partial class UCCheck : UserControl

    {

        [Browsable(true), Category("修改属性"), Description("控件标识，用来判断同类型的不同对象")]

        public string Identification { get; set; }

        private bool isStatus = false;

        /// <summary>

        /// 关门状态，true选中，false关

        /// </summary>

        [Browsable(true), Category("修改属性"), Description("是否选择，true选中")]

        public bool IsStatus

        {

            get { return isStatus; }

            set { isStatus = value;

                pbxMove.Image = isStatus?Properties.Resources.check_box: Properties.Resources.check_def;

                //Image.FromFile(isStatus ? @"img\check_box.png" : @"img\check_def.png");

            }

        }

        /// <summary>

        /// 关门状态，true开，false关

        /// </summary>

        [Browsable(true), Category("修改属性"), Description("显示文字")]

        public string ShowTxt

        {

            get { return label2.Text; }

            set

            {

                label2.Text = value;

            }

        }

        public delegate void CheckHandle(object sender, EventArgs e);

        [Browsable(true), Category("子控件的事件"), Description("勾选事件")]

        public event CheckHandle CheckClicked;

        public UCCheck()

        {

            InitializeComponent();

        }

        private void pbxMove_Click(object sender, EventArgs e)

        {

            IsStatus = !IsStatus;

            CheckClicked?.Invoke(this, e);

        }

    }

namespace LUserControl

{

    partial class UCCheck

    {

        /// <summary>

        /// 必需的设计器变量。

        /// </summary>

        private System.ComponentModel.IContainer components = null;

        /// <summary>

        /// 清理所有正在使用的资源。

        /// </summary>

        /// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>

        protected override void Dispose(bool disposing)

        {

            if (disposing && (components != null))

            {

                components.Dispose();

            }

            base.Dispose(disposing);

        }

        #region 组件设计器生成的代码

        /// <summary>

        /// 设计器支持所需的方法 - 不要修改

        /// 使用代码编辑器修改此方法的内容。

        /// </summary>

        private void InitializeComponent()

        {

            this.label2 = new System.Windows.Forms.Label();

            this.pbxMove = new System.Windows.Forms.PictureBox();

            ((System.ComponentModel.ISupportInitialize)(this.pbxMove)).BeginInit();

            this.SuspendLayout();

            //

            // label2

            //

            this.label2.AutoSize = true;

            this.label2.Font = new System.Drawing.Font("微软雅黑", 18F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)()));

            this.label2.ForeColor = System.Drawing.Color.FromArgb(((int)(((byte)()))), ((int)(((byte)()))), ((int)(((byte)()))));

            this.label2.Location = new System.Drawing.Point(, );

            this.label2.Name = "label2";

            this.label2.Size = new System.Drawing.Size(, );

            this.label2.TabIndex = ;

            this.label2.Text = "本柜";

            //

            // pbxMove

            //

            this.pbxMove.BackColor = System.Drawing.Color.Transparent;

            this.pbxMove.BackgroundImage = global::LUserControl.Properties.Resources.check_def;

            this.pbxMove.Dock = System.Windows.Forms.DockStyle.Left;

            this.pbxMove.Location = new System.Drawing.Point(, );

            this.pbxMove.Name = "pbxMove";

            this.pbxMove.Size = new System.Drawing.Size(, );

            this.pbxMove.TabIndex = ;

            this.pbxMove.TabStop = false;

            this.pbxMove.Click += new System.EventHandler(this.pbxMove_Click);

            //

            // UCCheck

            //

            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);

            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;

            this.Controls.Add(this.pbxMove);

            this.Controls.Add(this.label2);

            this.Name = "UCCheck";

            this.Size = new System.Drawing.Size(, );

            ((System.ComponentModel.ISupportInitialize)(this.pbxMove)).EndInit();

            this.ResumeLayout(false);

            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.Label label2;

        private System.Windows.Forms.PictureBox pbxMove;

    }

}