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发表于 2020-3-29 17:15:01
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显示全部楼层
using System;
using System.ComponentModel;
using System.Collections;
using System.Diagnostics;
using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Drawing2D;
namespace BenSoftCN.WinForms.UI
{
[ToolboxItem(true)]
public class TextBoxXP : System.Windows.Forms.TextBox
{
/// <summary>
/// 获得当前进程,以便重绘控件
/// </summary>
/// <param name="hWnd"></param>
/// <returns></returns>
[System.Runtime.InteropServices.DllImport("user32.dll")]
static extern IntPtr GetWindowDC(IntPtr hWnd);
[System.Runtime.InteropServices.DllImport("user32.dll")]
static extern int ReleaseDC(IntPtr hWnd, IntPtr hDC);
/// <summary>
/// 是否启用热点效果
/// </summary>
private bool _HotTrack = true ;
/// <summary>
/// 边框颜色
/// </summary>
private Color _BorderColor = Color.FromArgb(0xA7,0xA6,0xAA);
/// <summary>
/// 热点边框颜色
/// </summary>
private Color _HotColor = Color.FromArgb(0x33,0x5E,0xA8);
/// <summary>
/// 是否鼠标MouseOver状态
/// </summary>
private bool _IsMouseOver = false ;
#region 属性
/// <summary>
/// 是否启用热点效果
/// </summary>
[ Category("行为"),
Description("获得或设置一个值,指示当鼠标经过控件时控件边框是否发生变化。只在控件的BorderStyle为FixedSingle时有效"),
DefaultValue(true)]
public bool HotTrack
{
get
{
return this._HotTrack ;
}
set
{
this._HotTrack = value ;
//在该值发生变化时重绘控件,下同
//在设计模式下,更改该属性时,如果不调用该语句,
//则不能立即看到设计试图中该控件相应的变化
this.Invalidate();
}
}
/// <summary>
/// 边框颜色
/// </summary>
[ Category("外观"),
Description("获得或设置控件的边框颜色"),
DefaultValue(typeof(Color),"#A7A6AA")]
public Color BorderColor
{
get
{
return this._BorderColor;
}
set
{
this._BorderColor = value;
this.Invalidate();
}
}
/// <summary>
/// 热点时边框颜色
/// </summary>
[ Category("外观"),
Description("获得或设置当鼠标经过控件时控件的边框颜色。只在控件的BorderStyle为FixedSingle时有效"),
DefaultValue(typeof(Color),"#335EA8")]
public Color HotColor
{
get
{
return this._HotColor;
}
set
{
this._HotColor = value;
this.Invalidate();
}
}
#endregion 属性
/// <summary>
///
/// </summary>
public TextBoxXP():base()
{
}
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