目录窗口完善

Signed-off-by: ryan <836045106@qq.com>
布局文件优化.

Signed-off-by: ryan <836045106@qq.com>
界面优化.

Signed-off-by: ryan <836045106@qq.com>
目录项UI完成.

Signed-off-by: ryan <836045106@qq.com>