public static SkinnableControls.SkinnableControl GetPlayerControlInstanceFromTagName(String tag)
{
var ctype = (SkinnableControls.SkinnableControl.SemanticType)Enum.Parse(typeof(SkinnableControls.SkinnableControl.SemanticType), tag);
SkinnableControls.SkinnableControl.SemanticTypeMeta info =
SkinnableControls.SkinnableControl.GetPlayerControlInstanceInfo(ctype);
SkinnableControls.SkinnableControl c = (SkinnableControls.SkinnableControl)Activator.CreateInstance(info.InstanceType, new object[] { ctype });
return(c);
}
protected override void OnDragDrop(DragEventArgs e)
{
base.OnDragDrop(e);
if (e.Data.GetDataPresent(typeof(SkinnableControls.SkinnableControl.SemanticType)))
{
// Drop dalla toolbox
var dropInfo = ControlDropAllowed(this.PointToClient(new Point(e.X, e.Y)), true);
if (dropInfo != null)
{
SkinnableControls.SkinnableControl.SemanticType ctype =
(SkinnableControls.SkinnableControl.SemanticType)e.Data.GetData(typeof(SkinnableControls.SkinnableControl.SemanticType));
SkinnableControls.SkinnableControl.SemanticTypeMeta info =
SkinnableControls.SkinnableControl.GetPlayerControlInstanceInfo(ctype);
e.Effect = DragDropEffects.Copy;
// Istanziamo un nuovo oggetto del tipo draggato, e lo aggiungiamo al playerView
SkinnableControls.SkinnableControl c = (SkinnableControls.SkinnableControl)Activator.CreateInstance(info.InstanceType, new object[] { ctype });
// Inizializiamo qualche proprietà per i controlli standard
if (c is SkinnableControls.Button)
{
((SkinnableControls.Button)c).Text = info.Title;
}
else if (c is SkinnableControls.ToggleButton)
{
((SkinnableControls.ToggleButton)c).Text = info.Title;
((SkinnableControls.ToggleButton)c).CheckedText = info.Title;
}
else if (c is SkinnableControls.Label)
{
((SkinnableControls.Label)c).Text = info.Title;
}
dropInfo.Item3.Controls.AddFirst(c);
var location = this.PointToClient(new Point(e.X, e.Y));
// Non posizioniamo sotto al mouse le coordinate (0,0) del controllo: lo spostiamo un pochino in alto e a sinistra.
const float mouseOffsetX = 7, mouseOffsetY = 7;
c.Location = new PointF(Math.Max(0, location.X - dropInfo.Item1 - mouseOffsetX), Math.Max(0, location.Y - dropInfo.Item2 - mouseOffsetY));
if (DesignerControlsTreeChanged != null)
{
DesignerControlsTreeChanged(this, new EventArgs());
}
this.Select(c);
this.Focus();
}
}
else if (e.Data.GetDataPresent(typeof(SkinnableControl).FullName))
{
// Drop di un controllo
var c = (SkinnableControl)e.Data.GetData(typeof(SkinnableControl).FullName);
if (c.Parent != null)
{
// Qualcuno lo ha già riaggiunto alla View prima di noi (probabilmente OnQueryContinueDrag che
// credeva che il dragging fosse stato annullato).
// Togliamolo così più sotto lo reinseriamo al posto giusto.
c.Parent = null;
this.Select(null);
}
var dropInfo = ControlDropAllowed(this.PointToClient(new Point(e.X, e.Y)), false);
if (dropInfo != null)
{
var newParent = dropInfo.Item3;
if (newParent != c)
{
newParent.Controls.AddFirst(c);
}
var location = this.PointToClient(new Point(e.X, e.Y));
c.Location = new PointF(location.X - this.draggingOffset.X - dropInfo.Item1, location.Y - this.draggingOffset.Y - dropInfo.Item2);
this.draggingControl = null;
if (DesignerControlsTreeChanged != null)
{
DesignerControlsTreeChanged(this, new EventArgs());
}
this.Select(c);
if (SelectedObjectPropertyChanged != null)
{
SelectedObjectPropertyChanged(this, new EventArgs());
}
}
}
}