/*******************************************************************************
 * Copyright(c) 2014 DongkeSoft All rights reserved. / Confidential
 * 类的信息：
 *      1.程序名称：C_Button.cs
 *      2.功能描述：扩展的按钮控件：便于修改背景颜色及字体、颜色
 * 编辑履历：
 *      作者            日期                版本            修改内容
 *      陈晓野          2014/08/13          1.00            新建
 *******************************************************************************/

using System;
using System.Drawing;
using System.Windows.Forms;

namespace Dongke.IBOSS.PRD.Basics.BaseControls
{
    /// <summary>
    /// 扩展的按钮控件
    /// </summary>
    public partial class C_Button : DKButton
    {
        #region 构造函数

        public C_Button()
        {
            InitializeComponent();
            this.ForeColor = Color.White;
            if (this.Enabled)
            {
                this.BackgroundImage = imgButton.Images[0];
            }
            else
            {
                this.BackgroundImage = imgButton.Images[2];
            }
            this.BackgroundImageLayout = ImageLayout.Tile;
        }

        #endregion

        #region 重写鼠标事件及状态改变事件

        /// <summary>
        /// 当鼠标进入控件范围时触发，改变控件颜色
        /// </summary>
        /// <param name="e"></param>
        protected override void OnMouseEnter(EventArgs e)
        {
            if (this.Enabled)
            {
                this.BackgroundImage = imgButton.Images[1];
            }
            this.BackgroundImageLayout = ImageLayout.Tile;
            base.OnMouseEnter(e);
        }

        /// <summary>
        /// 当鼠标离开控件范围时触发，改变控件颜色
        /// </summary>
        /// <param name="e"></param>
        protected override void OnMouseLeave(EventArgs e)
        {
            if (this.Enabled)
            {
                this.BackgroundImage = imgButton.Images[0];
            }
            this.BackgroundImageLayout = ImageLayout.Tile;
            base.OnMouseLeave(e);
        }

        /// <summary>
        /// 当控件的Enable属性发生变化时触发，改变控件的背景颜色
        /// </summary>
        /// <param name="e"></param>
        protected override void OnEnabledChanged(EventArgs e)
        {
            if (!this.Enabled)
            {
                this.BackgroundImage = imgButton.Images[2];
            }
            else
            {
                this.BackgroundImage = imgButton.Images[0];
            }
            this.BackgroundImageLayout = ImageLayout.Tile;
            base.OnEnabledChanged(e);
        }

        #endregion
    }
}