变量说明
    autoRepaintOnSceneChangeDoes the window automatically repaint whenever the scene has changed?
    maximizedIs this window maximized.
    maxSizeThe maximum size of this window.
    minSizeThe minimum size of this window.
    positionThe position of the window in screen space.
    titleContentThe GUIContent used for drawing the title of EditorWindows.
    wantsMouseMoveDoes the GUI in this editor window want MouseMove events?