endpoint WindowManagerClient
{
    window_removed(i32 wm_id, i32 client_id, i32 window_id) =|
    window_state_changed(i32 wm_id, i32 client_id, i32 window_id, i32 parent_client_id, i32 parent_window_id, bool is_active, bool is_minimized, bool is_modal, bool is_frameless, i32 window_type, [UTF8] String title, Gfx::IntRect rect, Optional<i32> progress) =|
    window_icon_bitmap_changed(i32 wm_id, i32 client_id, i32 window_id, Gfx::ShareableBitmap bitmap) =|
    window_rect_changed(i32 wm_id, i32 client_id, i32 window_id, Gfx::IntRect rect) =|
    applet_area_size_changed(i32 wm_id, Gfx::IntSize size) =|
    super_key_pressed(i32 wm_id) =|
}