<protocol name="desktop"> <interface name="desktop_shell" version="1"> <request name="set_background"> <arg name="output" type="object" interface="wl_output"/> <arg name="surface" type="object" interface="wl_shell_surface"/> </request> <request name="set_panel"> <arg name="output" type="object" interface="wl_output"/> <arg name="surface" type="object" interface="wl_shell_surface"/> </request> <request name="set_lock_surface"> <arg name="surface" type="object" interface="wl_shell_surface"/> </request> <request name="unlock"/> <!-- We'll fold most of wl_shell into this interface and then they'll share the configure event. --> <event name="configure"> <arg name="time" type="uint"/> <arg name="edges" type="uint"/> <arg name="surface" type="object" interface="wl_shell_surface"/> <arg name="width" type="int"/> <arg name="height" type="int"/> </event> <!-- Tell the shell we want it to create and set the lock surface, which is a GUI asking the user to unlock the screen. The lock surface is announced with 'set_lock_surface'. Whether or not the shell actually implements locking, it MUST send 'unlock' request to let the normal desktop resume. --> <event name="prepare_lock_surface"/> </interface> <!-- Only one client can bind this interface at a time. --> <interface name="screensaver" version="1"> <!-- Set the surface type as a screensaver for a particular output. A screensaver surface is normally hidden, and only visible after an idle timeout. --> <request name="set_surface"> <arg name="surface" type="object" interface="wl_shell_surface"/> <arg name="output" type="object" interface="wl_output"/> </request> </interface> </protocol>