protected override void OnPaintAdornments(PaintEventArgs pe)
{
BaseLineItem label = (BaseLineItem)Control;
if (selectionService != null)
{
if (selectionService.GetComponentSelected(label))
{
// Paint grab handles.
Rectangle grapRectangle = GetHandle(label.FromPoint);
ControlPaint.DrawGrabHandle(pe.Graphics, grapRectangle, true, true);
grapRectangle = GetHandle(label.ToPoint);
ControlPaint.DrawGrabHandle(pe.Graphics, grapRectangle, true, true);
}
}
}
public override void Initialize(IComponent component)
{
if (component == null) {
throw new ArgumentNullException("component");
}
base.Initialize(component);
this.baseLine = (BaseLineItem)component;
this.componentChangeService = (IComponentChangeService)component.Site.GetService(typeof(IComponentChangeService));
if (componentChangeService != null) {
componentChangeService.ComponentChanging += OnComponentChanging;
componentChangeService.ComponentChanged += OnComponentChanged;
}
selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
if (selectionService != null)
{
selectionService.SelectionChanged += OnSelectionChanged;
}
}
protected override void OnSetCursor( )
{
// Get mouse cursor position relative to
// the control's coordinate space.
BaseLineItem label = (BaseLineItem)Control;
Point p = label.PointToClient(Cursor.Position);
// Display a resize cursor if the mouse is
// over a grab handle; otherwise show a
// normal arrow.
if (GetHandle(label.FromPoint).Contains(p) ||
GetHandle(label.ToPoint).Contains(p))
{
Cursor.Current = Cursors.SizeAll;
}
else
{
Cursor.Current = Cursors.Default;
}
}
public override void Initialize(IComponent component)
{
if (component == null)
{
throw new ArgumentNullException("component");
}
base.Initialize(component);
this.baseLine = (BaseLineItem)component;
this.componentChangeService = (IComponentChangeService)component.Site.GetService(typeof(IComponentChangeService));
if (componentChangeService != null)
{
componentChangeService.ComponentChanging += OnComponentChanging;
componentChangeService.ComponentChanged += OnComponentChanged;
}
selectionService = GetService(typeof(ISelectionService)) as ISelectionService;
if (selectionService != null)
{
selectionService.SelectionChanged += OnSelectionChanged;
}
}