code/Controls/CheckBox.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;

namespace Sylloge.Controls
{
    public partial class CheckBox : UserControl
    {
        #region Events

        public delegate void DelegateCheckedChanged(Sylloge.Controls.CheckBox sender, System.EventArgs e);
        public delegate void DelegateLinkLabelClicked(System.Object sender, System.Windows.Forms.LinkLabelLinkClickedEventArgs e);
        public delegate void DelegateMouseClick(System.Object sender, System.EventArgs e);
        public event DelegateCheckedChanged CheckedChanged;
        public new event DelegateMouseClick Click;
        public event DelegateLinkLabelClicked LinkLabelClicked;

        private void OnCheckedChanged(System.EventArgs e)
        {
            if (this.CheckedChanged != null) { this.CheckedChanged(this, e); }
        }

        private void OnUserClick(System.EventArgs e)
        {
            if (this.Click != null) { this.Click(this, e); }
        }

        private void OnLinkLabelClicked(System.Windows.Forms.LinkLabelLinkClickedEventArgs e)
        {
            if (this.LinkLabelClicked != null) { this.LinkLabelClicked(this, e); }
        }

        #endregion

        #region Local Attributes

        public enum CheckBoxType
        {
            CheckBox,
            ArrowBox
        }

        private bool _Checked { get; set; }
        private bool _IsLinkLabel { get; set; }
        private string _Label { get; set; }
        private string _ToolTip { get; set; }
        private CheckBoxType _Type { get; set; }

        #endregion

        #region Class Methods and Properties

        public CheckBox()
        {
            this.InitializeComponent();
            this._Checked = false;
            this._ToolTip = string.Empty;
            this._Label = "Check Box";
            this.IsLinkLabel = false;
        }

        public bool Checked
        {
            get
            {
                return this._Checked;
            }
            set
            {
                this._Checked = value;
                this.c_CheckBoxMain.Checked = value;
            }
        }

        public bool IsLinkLabel
        {
            get
            {
                return this._IsLinkLabel;
            }
            set
            {
                this._IsLinkLabel = value;
                if (value) {
                    this.c_LinkLabelLink.Visible = true;
                    this.c_LinkLabelLink.BringToFront();
                } else {
                    this.c_LinkLabelLink.Visible = false;
                    this.c_LinkLabelLink.SendToBack();
                }
            }
        }

        public string Label
        {
            get
            {
                return this.Text;
            }
            set
            {
                this.Text = value;
            }
        }

        private void SetImage()
        {
            if (this.c_CheckBoxMain.Checked) {
                switch (this.Type) {
                    case CheckBoxType.ArrowBox:
                        this.c_PictureBoxMain.Image = Properties.Resources.ArrowsUp;
                        break;
                    case CheckBoxType.CheckBox:
                        this.c_PictureBoxMain.Image = Properties.Resources.CheckBoxCheck;
                        break;
                }
            } else {
                switch (this.Type) {
                    case CheckBoxType.ArrowBox:
                        this.c_PictureBoxMain.Image = Properties.Resources.ArrowsDown;
                        break;
                    case CheckBoxType.CheckBox:
                        this.c_PictureBoxMain.Image = Properties.Resources.CheckBoxMinus;
                        break;
                }
            }
        }

        public new string Text
        {
            get
            {
                return this._Label;
            }
            set
            {
                this._Label = value;
                this.c_CheckBoxMain.Text = value;
                this.c_LinkLabelLink.Text = value;
            }
        }

        public string ToolTip
        {
            get
            {
                return this._ToolTip;
            }
            set
            {
                this._ToolTip = value;
                this.c_ToolTip.SetToolTip(this.c_CheckBoxMain, value);
                this.c_ToolTip.SetToolTip(this.c_PictureBoxMain, value);
            }
        }

        public CheckBoxType Type
        {
            get
            {
                return this._Type;
            }
            set
            {
                this._Type = value;
                this.SetImage();
            }
        }

        #endregion

        #region Control Event Handlers

        private void c_PictureBoxMain_Click(object sender, System.EventArgs e)
        {
            this.c_CheckBoxMain.Checked = !this.c_CheckBoxMain.Checked;
            this.OnUserClick(e);
        }

        private void c_CheckBoxMain_Click(object sender, System.EventArgs e)
        {
            this.OnUserClick(e);
        }

        private void c_CheckBoxMain_CheckedChanged(object sender, System.EventArgs e)
        {
            this.SetImage();
            this._Checked = this.c_CheckBoxMain.Checked;
            if (!this.DesignMode) {
                this.OnCheckedChanged(e);
            }
        }

        private void c_LinkLabelLink_LinkClicked(object sender, System.Windows.Forms.LinkLabelLinkClickedEventArgs e)
        {
            this.OnLinkLabelClicked(e);
        }

        #endregion
    }
}