public override void DragAndDrop_Hover(Package p, int x, int y)
{
Point localPos = CanvasPosToLocal(new Point(x, y));
ControlBase droppedOn = GetControlAt(localPos.X, localPos.Y);
if (droppedOn != null && droppedOn != this)
{
Point dropPos = droppedOn.CanvasPosToLocal(new Point(x, y));
m_TabDragControl.SetBounds(new Rectangle(0, 0, 3, Height));
m_TabDragControl.BringToFront();
m_TabDragControl.SetPosition(droppedOn.X - 1, 0);
if (dropPos.X > droppedOn.Width / 2)
{
m_TabDragControl.MoveBy(droppedOn.Width - 1, 0);
}
m_TabDragControl.Dock = Dock.None;
}
else
{
m_TabDragControl.Dock = Dock.Left;
m_TabDragControl.BringToFront();
}
}
public override bool DragAndDrop_HandleDrop(Package p, int x, int y)
{
Point LocalPos = CanvasPosToLocal(new Point(x, y));
TabButton button = DragAndDrop.SourceControl as TabButton;
TabControl tabControl = Parent as TabControl;
if (tabControl != null && button != null)
{
if (button.TabControl != tabControl)
{
// We've moved tab controls!
tabControl.AddPage(button);
}
}
ControlBase droppedOn = GetControlAt(LocalPos.X, LocalPos.Y);
if (droppedOn != null)
{
Point dropPos = droppedOn.CanvasPosToLocal(new Point(x, y));
DragAndDrop.SourceControl.BringNextToControl(droppedOn, dropPos.X > droppedOn.Width / 2);
}
else
{
DragAndDrop.SourceControl.BringToFront();
}
return(true);
}
/// <summary>
/// Converts canvas coordinates to local coordinates.
/// </summary>
/// <param name="pnt">Canvas coordinates.</param>
/// <returns>Local coordinates.</returns>
public virtual Point CanvasPosToLocal(Point pnt)
{
if (m_Parent != null)
{
int x = pnt.X - X;
int y = pnt.Y - Y;
// If our parent is a container and we're a child of it
// add its offset onto us.
//
var container = m_Parent as Container;
if (container != null && container.Children.Contains(this))
{
x -= container.PanelBounds.X;
y -= container.PanelBounds.Y;
}
return(m_Parent.CanvasPosToLocal(new Point(x, y)));
}
return(pnt);
}