using System.Runtime.InteropServices;
[DllImport("user32")]
private static extern bool AnimateWindow(IntPtr hwnd, int dwTime, int dwFlags);
//下面是可用的常量,按照不合的動(dòng)畫結(jié)果聲明本身須要的
private const int AW_HOR_POSITIVE = 0 x0001;//自左向右顯示窗口,該標(biāo)記可以在遷移轉(zhuǎn)變動(dòng)畫和滑動(dòng)動(dòng)畫中應(yīng)用。應(yīng)用AW_CENTER標(biāo)記時(shí)忽視該標(biāo)記
private const int AW_HOR_NEGATIVE = 0 x0002;//自右向左顯示窗口,該標(biāo)記可以在遷移轉(zhuǎn)變動(dòng)畫和滑動(dòng)動(dòng)畫中應(yīng)用。應(yīng)用AW_CENTER標(biāo)記時(shí)忽視該標(biāo)記
private const int AW_VER_POSITIVE = 0 x0004;//自頂向下顯示窗口,該標(biāo)記可以在遷移轉(zhuǎn)變動(dòng)畫和滑動(dòng)動(dòng)畫中應(yīng)用。應(yīng)用AW_CENTER標(biāo)記時(shí)忽視該標(biāo)記
private const int AW_VER_NEGATIVE = 0 x0008;//自下向上顯示窗口,該標(biāo)記可以在遷移轉(zhuǎn)變動(dòng)畫和滑動(dòng)動(dòng)畫中應(yīng)用。應(yīng)用AW_CENTER標(biāo)記時(shí)忽視該標(biāo)記該標(biāo)記
private const int AW_CENTER = 0 x0010;//若應(yīng)用了AW_HIDE標(biāo)記,則使窗口向內(nèi)重疊;不然向外擴(kuò)大
private const int AW_HIDE = 0 x10000;//隱蔽窗口
private const int AW_ACTIVE = 0 x20000;//激活窗口,在應(yīng)用了AW_HIDE標(biāo)記后不要應(yīng)用這個(gè)標(biāo)記
private const int AW_SLIDE = 0 x40000;//應(yīng)用滑動(dòng)類型動(dòng)畫結(jié)果,默認(rèn)為遷移轉(zhuǎn)變動(dòng)畫類型,當(dāng)應(yīng)用AW_CENTER標(biāo)記時(shí),這個(gè)標(biāo)記就被忽視
private const int AW_BLEND = 0 x80000;//應(yīng)用淡入淡出結(jié)果
private void Form1_Load(object sender, EventArgs e)
{
  int x = Screen.PrimaryScreen.WorkingArea.Right - this.Width;
  int y = Screen.PrimaryScreen.WorkingArea.Bottom - this.Height;
  this.Location = new Point(x, y);//設(shè)置窗體在屏幕右下角顯示
  AnimateWindow(this.Handle, 1000, AW_SLIDE | AW_ACTIVE | AW_VER_NEGATIVE);
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
  AnimateWindow(this.Handle, 1000, AW_BLEND | AW_HIDE);
}