--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<protocol name="xdg_shell">
+
+ <copyright>
+ Copyright © 2008-2013 Kristian Høgsberg
+ Copyright © 2013 Rafael Antognolli
+ Copyright © 2013 Jasper St. Pierre
+ Copyright © 2010-2013 Intel Corporation
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that copyright notice and this permission
+ notice appear in supporting documentation, and that the name of
+ the copyright holders not be used in advertising or publicity
+ pertaining to distribution of the software without specific,
+ written prior permission. The copyright holders make no
+ representations about the suitability of this software for any
+ purpose. It is provided "as is" without express or implied
+ warranty.
+
+ THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
+ THIS SOFTWARE.
+ </copyright>
+
+ <interface name="xdg_shell" version="1">
+ <description summary="create desktop-style surfaces">
+ This interface is implemented by servers that provide
+ desktop-style user interfaces.
+
+ It allows clients to associate a xdg_surface with
+ a basic surface.
+ </description>
+
+ <enum name="version">
+ <description summary="latest protocol version">
+ The 'current' member of this enum gives the version of the
+ protocol. Implementations can compare this to the version
+ they implement using static_assert to ensure the protocol and
+ implementation versions match.
+ </description>
+ <entry name="current" value="4" summary="Always the latest version"/>
+ </enum>
+
+
+ <request name="use_unstable_version">
+ <description summary="enable use of this unstable version">
+ Negotiate the unstable version of the interface. This
+ mechanism is in place to ensure client and server agree on the
+ unstable versions of the protocol that they speak or exit
+ cleanly if they don't agree. This request will go away once
+ the xdg-shell protocol is stable.
+ </description>
+ <arg name="version" type="int"/>
+ </request>
+
+ <request name="get_xdg_surface">
+ <description summary="create a shell surface from a surface">
+ Create a shell surface for an existing surface.
+
+ Only one shell or popup surface can be associated with a given
+ surface.
+ </description>
+ <arg name="id" type="new_id" interface="xdg_surface"/>
+ <arg name="surface" type="object" interface="wl_surface"/>
+ </request>
+
+ <request name="get_xdg_popup">
+ <description summary="create a shell surface from a surface">
+ Create a popup surface for an existing surface.
+
+ Only one shell or popup surface can be associated with a given
+ surface.
+ </description>
+ <arg name="id" type="new_id" interface="xdg_popup"/>
+ <arg name="surface" type="object" interface="wl_surface"/>
+ <arg name="parent" type="object" interface="wl_surface"/>
+ <arg name="seat" type="object" interface="wl_seat" summary="the wl_seat whose pointer is used"/>
+ <arg name="serial" type="uint" summary="serial of the implicit grab on the pointer"/>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="flags" type="uint"/>
+ </request>
+
+ <event name="ping">
+ <description summary="check if the client is alive">
+ The ping event asks the client if it's still alive. Pass the
+ serial specified in the event back to the compositor by sending
+ a "pong" request back with the specified serial.
+
+ Compositors can use this to determine if the client is still
+ alive. It's unspecified what will happen if the client doesn't
+ respond to the ping request, or in what timeframe. Clients should
+ try to respond in a reasonable amount of time.
+ </description>
+ <arg name="serial" type="uint" summary="pass this to the callback"/>
+ </event>
+
+ <request name="pong">
+ <description summary="respond to a ping event">
+ A client must respond to a ping event with a pong request or
+ the client may be deemed unresponsive.
+ </description>
+ <arg name="serial" type="uint" summary="serial of the ping event"/>
+ </request>
+ </interface>
+
+ <interface name="xdg_surface" version="1">
+
+ <description summary="desktop-style metadata interface">
+ An interface that may be implemented by a wl_surface, for
+ implementations that provide a desktop-style user interface.
+
+ It provides requests to treat surfaces like windows, allowing to set
+ properties like maximized, fullscreen, minimized, and to move and resize
+ them, and associate metadata like title and app id.
+
+ On the server side the object is automatically destroyed when
+ the related wl_surface is destroyed. On client side,
+ xdg_surface.destroy() must be called before destroying
+ the wl_surface object.
+ </description>
+
+ <request name="destroy" type="destructor">
+ <description summary="remove xdg_surface interface">
+ The xdg_surface interface is removed from the wl_surface object
+ that was turned into a xdg_surface with
+ xdg_shell.get_xdg_surface request. The xdg_surface properties,
+ like maximized and fullscreen, are lost. The wl_surface loses
+ its role as a xdg_surface. The wl_surface is unmapped.
+ </description>
+ </request>
+
+ <request name="set_parent">
+ <description summary="surface is a child of another surface">
+ Child surfaces are stacked above their parents, and will be
+ unmapped if the parent is unmapped too. They should not appear
+ on task bars and alt+tab.
+ </description>
+ <arg name="parent" type="object" interface="wl_surface" allow-null="true"/>
+ </request>
+
+ <request name="set_title">
+ <description summary="set surface title">
+ Set a short title for the surface.
+
+ This string may be used to identify the surface in a task bar,
+ window list, or other user interface elements provided by the
+ compositor.
+
+ The string must be encoded in UTF-8.
+ </description>
+ <arg name="title" type="string"/>
+ </request>
+
+ <request name="set_app_id">
+ <description summary="set surface class">
+ Set an id for the surface.
+
+ The app id identifies the general class of applications to which
+ the surface belongs.
+
+ It should be the ID that appears in the new desktop entry
+ specification, the interface name.
+ </description>
+ <arg name="app_id" type="string"/>
+ </request>
+
+ <request name="show_window_menu">
+ <description summary="show the window menu">
+ Clients implementing client-side decorations might want to show
+ a context menu when right-clicking on the decorations, giving the
+ user a menu that they can use to maximize or minimize the window.
+
+ This request asks the compositor to pop up such a window menu at
+ the given position, relative to the parent surface. There are
+ no guarantees as to what the window menu contains.
+
+ Your surface must have focus on the seat passed in to pop up the
+ window menu.
+ </description>
+
+ <arg name="seat" type="object" interface="wl_seat" summary="the seat to pop the window up on"/>
+ <arg name="serial" type="uint" summary="serial of the event to pop up the window for"/>
+ <arg name="x" type="int" summary="the x position to pop up the window menu at"/>
+ <arg name="y" type="int" summary="the y position to pop up the window menu at"/>
+ </request>
+
+ <request name="move">
+ <description summary="start an interactive move">
+ Start a pointer-driven move of the surface.
+
+ This request must be used in response to a button press event.
+ The server may ignore move requests depending on the state of
+ the surface (e.g. fullscreen or maximized).
+ </description>
+ <arg name="seat" type="object" interface="wl_seat" summary="the wl_seat whose pointer is used"/>
+ <arg name="serial" type="uint" summary="serial of the implicit grab on the pointer"/>
+ </request>
+
+ <enum name="resize_edge">
+ <description summary="edge values for resizing">
+ These values are used to indicate which edge of a surface
+ is being dragged in a resize operation. The server may
+ use this information to adapt its behavior, e.g. choose
+ an appropriate cursor image.
+ </description>
+ <entry name="none" value="0"/>
+ <entry name="top" value="1"/>
+ <entry name="bottom" value="2"/>
+ <entry name="left" value="4"/>
+ <entry name="top_left" value="5"/>
+ <entry name="bottom_left" value="6"/>
+ <entry name="right" value="8"/>
+ <entry name="top_right" value="9"/>
+ <entry name="bottom_right" value="10"/>
+ </enum>
+
+ <request name="resize">
+ <description summary="start an interactive resize">
+ Start a pointer-driven resizing of the surface.
+
+ This request must be used in response to a button press event.
+ The server may ignore resize requests depending on the state of
+ the surface (e.g. fullscreen or maximized).
+ </description>
+ <arg name="seat" type="object" interface="wl_seat" summary="the wl_seat whose pointer is used"/>
+ <arg name="serial" type="uint" summary="serial of the implicit grab on the pointer"/>
+ <arg name="edges" type="uint" summary="which edge or corner is being dragged"/>
+ </request>
+
+ <enum name="state">
+ <description summary="types of state on the surface">
+ The different state values used on the surface. This is designed for
+ state values like maximized, fullscreen. It is paired with the
+ configure event to ensure that both the client and the compositor
+ setting the state can be synchronized.
+
+ States set in this way are double-buffered. They will get applied on
+ the next commit.
+
+ Desktop environments may extend this enum by taking up a range of
+ values and documenting the range they chose in this description.
+ They are not required to document the values for the range that they
+ chose. Ideally, any good extensions from a desktop environment should
+ make its way into standardization into this enum.
+
+ The current reserved ranges are:
+
+ 0x0000 - 0x0FFF: xdg-shell core values, documented below.
+ 0x1000 - 0x1FFF: GNOME
+ </description>
+ <entry name="maximized" value="1" summary="the surface is maximized">
+ The surface is maximized. The window geometry specified in the configure
+ event must be obeyed by the client.
+ </entry>
+ <entry name="fullscreen" value="2" summary="the surface is fullscreen">
+ The surface is fullscreen. The window geometry specified in the configure
+ event must be obeyed by the client.
+ </entry>
+ <entry name="resizing" value="3">
+ The surface is being resized. The window geometry specified in the
+ configure event is a maximum; the client cannot resize beyond it.
+ Clients that have aspect ratio or cell sizing configuration can use
+ a smaller size, however.
+ </entry>
+ <entry name="activated" value="4">
+ Client window decorations should be painted as if the window is
+ active. Do not assume this means that the window actually has
+ keyboard or pointer focus.
+ </entry>
+ </enum>
+
+ <event name="configure">
+ <description summary="suggest a surface change">
+ The configure event asks the client to resize its surface.
+
+ The width and height arguments specify a hint to the window
+ about how its surface should be resized in window geometry
+ coordinates. The states listed in the event specify how the
+ width/height arguments should be interpreted.
+
+ A client should arrange a new surface, and then send a
+ ack_configure request with the serial sent in this configure
+ event before attaching a new surface.
+
+ If the client receives multiple configure events before it
+ can respond to one, it is free to discard all but the last
+ event it received.
+ </description>
+
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ <arg name="states" type="array"/>
+ <arg name="serial" type="uint"/>
+ </event>
+
+ <request name="ack_configure">
+ <description summary="ack a configure event">
+ When a configure event is received, a client should then ack it
+ using the ack_configure request to ensure that the compositor
+ knows the client has seen the event.
+
+ By this point, the state is confirmed, and the next attach should
+ contain the buffer drawn for the configure event you are acking.
+ </description>
+ <arg name="serial" type="uint" summary="a serial to configure for"/>
+ </request>
+
+ <request name="set_window_geometry">
+ <description summary="set the new window geometry">
+ The window geometry of a window is its "visible bounds" from the
+ user's perspective. Client-side decorations often have invisible
+ portions like drop-shadows which should be ignored for the
+ purposes of aligning, placing and constraining windows.
+
+ The default value is the full bounds of the surface, including any
+ subsurfaces. Once the window geometry of the surface is set once,
+ it is not possible to unset it, and it will remain the same until
+ set_window_geometry is called again, even if a new subsurface or
+ buffer is attached.
+
+ If responding to a configure event, the window geometry in here
+ must respect the sizing negotiations specified by the states in
+ the configure event.
+ </description>
+ <arg name="x" type="int"/>
+ <arg name="y" type="int"/>
+ <arg name="width" type="int"/>
+ <arg name="height" type="int"/>
+ </request>
+
+ <request name="set_maximized" />
+ <request name="unset_maximized" />
+
+ <request name="set_fullscreen">
+ <description summary="set the window as fullscreen on a monitor">
+ Make the surface fullscreen.
+
+ You can specify an output that you would prefer to be fullscreen.
+ If this value is NULL, it's up to the compositor to choose which
+ display will be used to map this surface.
+ </description>
+ <arg name="output" type="object" interface="wl_output" allow-null="true"/>
+ </request>
+ <request name="unset_fullscreen" />
+
+ <request name="set_minimized" />
+
+ <event name="close">
+ <description summary="surface wants to be closed">
+ The close event is sent by the compositor when the user
+ wants the surface to be closed. This should be equivalent to
+ the user clicking the close button in client-side decorations,
+ if your application has any...
+
+ This is only a request that the user intends to close your
+ window. The client may choose to ignore this request, or show
+ a dialog to ask the user to save their data...
+ </description>
+ </event>
+ </interface>
+
+ <interface name="xdg_popup" version="1">
+ <description summary="desktop-style metadata interface">
+ An interface that may be implemented by a wl_surface, for
+ implementations that provide a desktop-style popups/menus. A popup
+ surface is a transient surface with an added pointer grab.
+
+ An existing implicit grab will be changed to owner-events mode,
+ and the popup grab will continue after the implicit grab ends
+ (i.e. releasing the mouse button does not cause the popup to be
+ unmapped).
+
+ The popup grab continues until the window is destroyed or a mouse
+ button is pressed in any other clients window. A click in any of
+ the clients surfaces is reported as normal, however, clicks in
+ other clients surfaces will be discarded and trigger the callback.
+
+ The x and y arguments specify the locations of the upper left
+ corner of the surface relative to the upper left corner of the
+ parent surface, in surface local coordinates.
+
+ xdg_popup surfaces are always transient for another surface.
+ </description>
+
+ <request name="destroy" type="destructor">
+ <description summary="remove xdg_surface interface">
+ The xdg_surface interface is removed from the wl_surface object
+ that was turned into a xdg_surface with
+ xdg_shell.get_xdg_surface request. The xdg_surface properties,
+ like maximized and fullscreen, are lost. The wl_surface loses
+ its role as a xdg_surface. The wl_surface is unmapped.
+ </description>
+ </request>
+
+ <event name="popup_done">
+ <description summary="popup interaction is done">
+ The popup_done event is sent out when a popup grab is broken,
+ that is, when the users clicks a surface that doesn't belong
+ to the client owning the popup surface.
+ </description>
+ <arg name="serial" type="uint" summary="serial of the implicit grab on the pointer"/>
+ </event>
+
+ </interface>
+</protocol>
projects / wmpus / blobdiff