EditorWindow.focusedWindow  

static var focusedWindow : EditorWindow

Description

The EditorWindow which currently has keyboard focus (Read Only)

/focusedWindow/ can be null if no window has focus.

See Also: mouseOverWindow, Focus.

Focus other windows with a mouse click.

// Prints to a label the name of the focused window

class focusedWindowEx extends EditorWindow {
    
    @MenuItem("Example/Print Focused Window Name")
    static function Init() {
        var window = GetWindow(focusedWindowEx);
        window.Show();
    }    
    function OnGUI () {
        GUILayout.Label(EditorWindow.focusedWindow.ToString());
    }
}