/// <summary>
/// Checks to ensure that the widget is still parented to the right panel.
/// </summary>
public void ParentHasChanged()
{
if (mPanel != null)
{
// This code allows drag & dropping of widgets onto different panels in the editor.
bool valid = true;
Transform t = cachedTransform.parent;
// Run through the parents and see if this widget is still parented to the transform
while (t != null)
{
if (t == mPanel.cachedTransform)
{
break;
}
if (!mPanel.WatchesTransform(t))
{
valid = false; break;
}
t = t.parent;
}
// This widget is no longer parented to the same panel. Remove it and re-add it to a new one.
if (!valid)
{
if (!keepMaterial || Application.isPlaying)
{
material = null;
}
mPanel = null;
CreatePanel();
}
}
}
