UI update.

Add tooltip.

Signed-off-by: Y.Moon <chglove@live.cn>
UI update.

Signed-off-by: Y.Moon <chglove@live.cn>
UI update.


Signed-off-by: Y.Moon <chglove@live.cn>
UI update.

Signed-off-by: Y.Moon <chglove@live.cn>
UI update.

Signed-off-by: Y.Moon <chglove@live.cn>