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using System.Runtime.InteropServices;
[DllImport("User32.DLL")]
public static extern bool SetSystemCursor(IntPtr hcur, uint id);
public const uint OCR_NORMAL = 32512;
public const uint OCR_IBEAM = 32513;
[DllImport("User32.DLL")]
public static extern bool SystemParametersInfo(uint uiAction, uint uiParam,
IntPtr pvParam, uint fWinIni);
public const uint SPI_SETCURSORS = 87;
public const uint SPIF_SENDWININICHANGE = 2;
private void button1_Click(object sender, EventArgs e)
{
//ÉèÖÃ
SetSystemCursor(Cursors.WaitCursor.CopyHandle(), OCR_NORMAL);
SetSystemCursor(Cursors.WaitCursor.CopyHandle(), OCR_IBEAM);
//..¿ÉÒÔ¸ù¾ÝÇé¿ö¼Ó
}
private void button2_Click(object sender, EventArgs e)
{
//»Ö¸´
SystemParametersInfo(SPI_SETCURSORS, 0, IntPtr.Zero, SPIF_SENDWININICHANGE);
}
±¾ÎÄÀ´×ÔCSDN²©¿Í£¬×ªÔØÇë±êÃ÷³ö´¦£ºhttp://blog.csdn.net/zswang/archive/2007/03/20/1535309.aspx
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private Point downPoint;
private Rectangle downRectangle;
private Rectangle lastRectangle;
private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button != MouseButtons.Left) return;
downPoint = e.Location;
downRectangle =
new Rectangle(0, 0, ((Control)sender).Width, pictureBox1.Height);
downRectangle.Offset(((Control)sender).PointToScreen(new Point(0, 0)));
ControlPaint.DrawReversibleFrame(
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