private void viewMenuItem_DropDown_Closing(object sender, ToolStripDropDownClosingEventArgs e)
{
if (e.CloseReason != ToolStripDropDownCloseReason.ItemClicked)
{
return;
}
ToolStripDropDownMenu menu = sender as ToolStripDropDownMenu;
ToolStripItem viewItem = menu != null?menu.GetItemAt(menu.PointToClient(Cursor.Position)) : null;
if (viewItem == null)
{
return;
}
IMenuModelItem modelItem = this.GetModelItem(viewItem);
if (modelItem == null)
{
return;
}
if (modelItem.Checkable)
{
e.Cancel = true;
}
}
private object findControl(int x, int y)
{
//Point newPoint = this.PointToScreen(new Point(x, y));
//POINT windowPoint = POINT.FromPoint(newPoint);
POINT windowPoint = new POINT(x, y);
IntPtr found = NativeUtils.WindowFromPoint(windowPoint);
// we have a valid window handle
if (found != IntPtr.Zero)
{
// give it another try, it might be a child window (disabled, hidden .. something else)
// offset the point to be a client point of the active window
if (NativeUtils.ScreenToClient(found, ref windowPoint))
{
// check if there is some hidden/disabled child window at this point
IntPtr childWindow = NativeUtils.ChildWindowFromPoint(found, windowPoint);
if (childWindow != IntPtr.Zero)
{ // great, we have the inner child
found = childWindow;
}
}
object c = Control.FromHandle(found);
/*if (c is MenuStrip)//MenuStrip继承自ToolStrip
* {
* MenuStrip m = c as MenuStrip;
* c = m.GetItemAt(windowPoint.ToPoint());
* }
* else*/if (c is ToolStripDropDownMenu)
{
ToolStripDropDownMenu m = c as ToolStripDropDownMenu;
c = m.GetItemAt(windowPoint.ToPoint());
}
else if (c is ToolStrip)
{
ToolStrip m = c as ToolStrip;
c = m.GetItemAt(windowPoint.ToPoint());
}
return(c);
}
else
{
return(null);
}
}
