private void Preload(ILayoutPlugin layout)
{
SuspendLayout();
Toolkit.SuspendDrawing(this);
backLayout = layout;
backLayout.Control.Dock = DockStyle.Fill;
backLayout.Control.Visible = false;
this.Controls.Add(backLayout.Control);
pictureBox1.Visible = false;
ResumeLayout();
Toolkit.ResumeDrawing(this);
}
private ILayoutPlugin Switch()
{
ILayoutPlugin toBeDisposedOf = null;
SuspendLayout();
Toolkit.SuspendDrawing(this);
// Remove the old foreground panel
backLayout.Control.Visible = true;
if (foreLayout != null)
{
foreLayout.Control.Parent = null;
}
toBeDisposedOf = foreLayout;
// The background panel
// becomes visible as the foreground panel
foreLayout = backLayout;
backLayout = null;
pictureBox1.Visible = false;
// Refresh screen
ResumeLayout();
Toolkit.ResumeDrawing(this);
Refresh();
foreLayout.Viewed();
return toBeDisposedOf;
}
private void CancelPreload(ILayoutPlugin layout)
{
if (backLayout == layout)
{
this.Controls.Remove(backLayout.Control);
backLayout = null;
}
}