using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Security.Permissions;
namespace US.Browser.IE
{
///
/// 无边框窗体使用区域
///
[PermissionSet(SecurityAction.Demand, Name = "FullTrust")]
[System.Runtime.InteropServices.ComVisibleAttribute(true)]
public partial class skinform : Form
{
skinm _usk;
const int WM_ERASEBKGND = 0x14;
const int WS_MINIMIZEBOX = 0x00020000;
const int CS_DROPSHADOW = 0x20000;
///
/// 初始化
///
public skinform()
{
InitializeComponent(); SetStyles();
}
///
/// 画上阴影边框
///
///
///
void skinform_Paint(object sender, PaintEventArgs e)
{
Rectangle myRectangle = new Rectangle(0, 0, this.Width, this.Height);
ControlPaint.DrawBorder(e.Graphics, myRectangle, Color.FromArgb(80, 80, 80), 5, ButtonBorderStyle.Solid, Color.FromArgb(80, 80, 80), 5, ButtonBorderStyle.Solid, Color.FromArgb(80, 80, 80), 5, ButtonBorderStyle.Solid, Color.FromArgb(80, 80, 80), 5, ButtonBorderStyle.Solid);
}
#region
///
/// 窗体大小变化
///
///
protected override void OnSizeChanged(EventArgs e)
{
base.OnSizeChanged(e);
BLL.WindowHWND.SetFormRoundRectRgn(this, this.WindowState == FormWindowState.Maximized ? 0 : 15);
}
#endregion
#region 窗体美化
#region 设置样式
///
/// 添加控件信息
///
protected override CreateParams CreateParams
{
get
{
CreateParams cp = base.CreateParams;
cp.Style |= WM_ERASEBKGND | WS_MINIMIZEBOX;
cp.ClassStyle |= CS_DROPSHADOW;
return cp;
}
}
///
/// 设置样式
///
private void SetStyles()
{
SetStyle(ControlStyles.SupportsTransparentBackColor | ControlStyles.UserPaint | ControlStyles.AllPaintingInWmPaint | ControlStyles.OptimizedDoubleBuffer | ControlStyles.ResizeRedraw | ControlStyles.DoubleBuffer, true); //自行绘制 禁止擦除背景 缓存
UpdateStyles(); base.AutoScaleMode = AutoScaleMode.None;
}
#endregion
///
/// 显示影藏变化
///
///
protected override void OnVisibleChanged(EventArgs e)
{
if (Visible)
{
if (!DesignMode)
{
BLL.WindowHWND.AnimateWindow(this.Handle, 100, BLL.WindowHWND.AW_BLEND | BLL.WindowHWND.AW_ACTIVATE); //淡入淡出
if (_usk == null) //添加绘图窗体层
{
// _usk = new skinm(this, new Point(this.Location.X - 5, this.Location.Y - 5));
// _usk.Show(this);
}
}
}
else { BLL.WindowHWND.AnimateWindow(this.Handle, 100, BLL.WindowHWND.AW_BLEND | BLL.WindowHWND.AW_HIDE); }//淡入淡出
base.OnVisibleChanged(e); SetStyles(); this.Refresh();
}
///
/// 窗体关闭
///
///
protected override void OnClosing(CancelEventArgs e)
{
base.OnClosing(e); if (_usk != null) { _usk.Close(); }
BLL.WindowHWND.AnimateWindow(this.Handle, 150, BLL.WindowHWND.AW_BLEND | BLL.WindowHWND.AW_HIDE);
}
#region 拉伸
const int WM_NCHITTEST = 0x0084;
const int HT_LEFT = 10;
const int HT_RIGHT = 11;
const int HT_TOP = 12;
const int HT_TOPLEFT = 13;
const int HT_TOPRIGHT = 14;
const int HT_BOTTOM = 15;
const int HT_BOTTOMLEFT = 16;
const int HT_BOTTOMRIGHT = 17;
const int HT_CAPTION = 2;
const Int32 WM_PARENTNOTIFY = 0x210;
const Int32 WM_DESTROY = 0x2;
#endregion
#region 钩子
///
/// 窗口轮子
///
///
protected override void WndProc(ref Message Msg)
{
switch (Msg.Msg)
{
case WM_ERASEBKGND: Msg.Result = IntPtr.Zero; break;
}
if (Msg.Msg == WM_NCHITTEST)
{
//获取鼠标位置
int nPosX = (Msg.LParam.ToInt32() & 65535);
int nPosY = (Msg.LParam.ToInt32() >> 16);
//右下角
if (nPosX >= this.Right - 6 && nPosY >= this.Bottom - 6)
{
Msg.Result = new IntPtr(HT_BOTTOMRIGHT);
return;
}
//左上角
else if (nPosX <= this.Left + 6 && nPosY <= this.Top + 6)
{
Msg.Result = new IntPtr(HT_TOPLEFT);
return;
}
//左下角
else if (nPosX <= this.Left + 6 && nPosY >= this.Bottom - 6)
{
Msg.Result = new IntPtr(HT_BOTTOMLEFT);
return;
}
//右上角
else if (nPosX >= this.Right - 6 && nPosY <= this.Top + 6)
{
Msg.Result = new IntPtr(HT_TOPRIGHT);
return;
}
else if (nPosX >= this.Right - 2)
{
Msg.Result = new IntPtr(HT_RIGHT);
return;
}
else if (nPosY >= this.Bottom - 2)
{
Msg.Result = new IntPtr(HT_BOTTOM);
return;
}
else if (nPosX <= this.Left + 2)
{
Msg.Result = new IntPtr(HT_LEFT);
return;
}
else if (nPosY <= this.Top + 2)
{
Msg.Result = new IntPtr(HT_TOP);
return;
}
else
{
Msg.Result = new IntPtr(HT_CAPTION);
return;
}
}
base.WndProc(ref Msg);
}
#endregion
#endregion
}
}