protected override void OnLoad(EventArgs e)
{
ISnapManagerHost owner = base.Owner as ISnapManagerHost;
if (owner != null)
{
owner.SnapManager.AddSnapObstacle(this);
}
base.OnLoad(e);
}
protected override void OnLoad(EventArgs e)
{
ISnapManagerHost smh = this.Owner as ISnapManagerHost;
if (smh != null)
{
smh.SnapManager.AddSnapObstacle(this);
}
base.OnLoad(e);
}
private void UpdateParking()
{
if (((base.FormBorderStyle == FormBorderStyle.Fixed3D) || (base.FormBorderStyle == FormBorderStyle.FixedDialog)) || (((base.FormBorderStyle == FormBorderStyle.FixedSingle) || (base.FormBorderStyle == FormBorderStyle.FixedToolWindow)) || (base.FormBorderStyle == FormBorderStyle.SizableToolWindow)))
{
ISnapManagerHost owner = base.Owner as ISnapManagerHost;
if (owner != null)
{
owner.SnapManager.ReparkObstacle(this);
}
}
}
private void UpdateParking()
{
if (this.FormBorderStyle == FormBorderStyle.Fixed3D ||
this.FormBorderStyle == FormBorderStyle.FixedDialog ||
this.FormBorderStyle == FormBorderStyle.FixedSingle ||
this.FormBorderStyle == FormBorderStyle.FixedToolWindow)
{
ISnapManagerHost ismh = this.Owner as ISnapManagerHost;
if (ismh != null)
{
SnapManager mySM = ismh.SnapManager;
mySM.ReparkObstacle(this);
}
}
}
public static SnapManager FindMySnapManager(Control me)
{
if (!(me is ISnapObstacleHost))
{
throw new ArgumentException("must be called with a Control that implements ISnapObstacleHost");
}
ISnapManagerHost host = me as ISnapManagerHost;
if (host == null)
{
host = me.FindForm() as ISnapManagerHost;
}
if (host != null)
{
return(host.SnapManager);
}
return(null);
}
protected override void OnMoving(MovingEventArgs mea)
{
ISnapManagerHost owner = base.Owner as ISnapManagerHost;
if (owner != null)
{
SnapManager snapManager = owner.SnapManager;
if (!this.isMoving)
{
this.movingCursorDelta = new Size(Cursor.Position.X - mea.Rectangle.X, Cursor.Position.Y - mea.Rectangle.Y);
this.isMoving = true;
}
mea.Rectangle = new Rectangle(Cursor.Position.X - this.movingCursorDelta.Width, Cursor.Position.Y - this.movingCursorDelta.Height, mea.Rectangle.Width, mea.Rectangle.Height);
this.snapObstacle.SetBounds(mea.Rectangle.ToRectInt32());
PointInt32 newLocation = mea.Rectangle.Location.ToPointInt32();
PointInt32 location = snapManager.AdjustObstacleDestination(this.SnapObstacle, newLocation);
RectInt32 bounds = new RectInt32(location, mea.Rectangle.Size.ToSizeInt32());
this.snapObstacle.SetBounds(bounds);
mea.Rectangle = bounds.ToGdipRectangle();
}
base.OnMoving(mea);
}
protected override void OnMoving(MovingEventArgs mea)
{
ISnapManagerHost snapHost = this.Owner as ISnapManagerHost;
if (snapHost != null)
{
SnapManager sm = snapHost.SnapManager;
// Make sure the window titlebar always follows a constant distance from the mouse cursor
// Otherwise the window may "slip" as it snaps and unsnaps
if (!this.moving)
{
this.movingCursorDelta = new Size(
Cursor.Position.X - mea.Rectangle.X,
Cursor.Position.Y - mea.Rectangle.Y);
this.moving = true;
}
mea.Rectangle = new Rectangle(
Cursor.Position.X - this.movingCursorDelta.Width,
Cursor.Position.Y - this.movingCursorDelta.Height,
mea.Rectangle.Width,
mea.Rectangle.Height);
this.snapObstacle.SetBounds(mea.Rectangle);
Point pt = mea.Rectangle.Location;
Point newPt = sm.AdjustObstacleDestination(this.SnapObstacle, pt);
Rectangle newRect = new Rectangle(newPt, mea.Rectangle.Size);
this.snapObstacle.SetBounds(newRect);
mea.Rectangle = newRect;
}
base.OnMoving(mea);
}
