b37ad66e9d
We're still not properly going through the request system. This will require a dense investigation of the code, but it will happen soon...
445 lines
18 KiB
XML
445 lines
18 KiB
XML
<?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="3" 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_transient_for">
|
|
<description summary="surface is a child of another surface">
|
|
Setting a surface as transient of another means that it is 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_margin">
|
|
<description summary="set the visible frame boundaries">
|
|
This tells the compositor what the visible size of the window
|
|
should be, so it can use it to determine what borders to use for
|
|
constrainment and alignment.
|
|
|
|
CSD often has invisible areas for decoration purposes, like drop
|
|
shadows. These "shadow" drawings need to be subtracted out of the
|
|
normal boundaries of the window when computing where to place
|
|
windows (e.g. to set this window so it's centered on top of another,
|
|
or to put it to the left or right of the screen.)
|
|
|
|
This value should change as little as possible at runtime, to
|
|
prevent flicker.
|
|
|
|
This value is also ignored when the window is maximized or
|
|
fullscreen, and assumed to be 0.
|
|
|
|
If never called, this value is assumed to be 0.
|
|
</description>
|
|
<arg name="left_margin" type="int"/>
|
|
<arg name="right_margin" type="int"/>
|
|
<arg name="top_margin" type="int"/>
|
|
<arg name="bottom_margin" type="int"/>
|
|
</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="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>
|
|
|
|
<event name="configure">
|
|
<description summary="suggest resize">
|
|
The configure event asks the client to resize its surface.
|
|
|
|
The size is a hint, in the sense that the client is free to
|
|
ignore it if it doesn't resize, pick a smaller size (to
|
|
satisfy aspect ratio or resize in steps of NxM pixels).
|
|
|
|
The client is free to dismiss all but the last configure
|
|
event it received.
|
|
|
|
The width and height arguments specify the size of the window
|
|
in surface local coordinates.
|
|
</description>
|
|
|
|
<arg name="width" type="int"/>
|
|
<arg name="height" type="int"/>
|
|
</event>
|
|
|
|
<request name="set_output">
|
|
<description summary="set the default output used by this surface">
|
|
Set the default output used by this surface when it is first mapped.
|
|
|
|
If this value is NULL (default), it's up to the compositor to choose
|
|
which display will be used to map this surface.
|
|
|
|
When fullscreen or maximized state are set on this surface, and it
|
|
wasn't mapped yet, the output set with this method will be used.
|
|
Otherwise, the output where the surface is currently mapped will be
|
|
used.
|
|
</description>
|
|
<arg name="output" type="object" interface="wl_output" allow-null="true"/>
|
|
</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
|
|
request_change_state 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">
|
|
A non-zero value indicates the surface is maximized. Otherwise,
|
|
the surface is unmaximized.
|
|
</entry>
|
|
<entry name="fullscreen" value="2" summary="the surface is fullscreen">
|
|
A non-zero value indicates the surface is fullscreen. Otherwise,
|
|
the surface is not fullscreen.
|
|
</entry>
|
|
</enum>
|
|
|
|
<request name="request_change_state">
|
|
<description summary="client requests to change a surface's state">
|
|
This asks the compositor to change the state. If the compositor wants
|
|
to change the state, it will send a change_state event with the same
|
|
state_type, value, and serial, and the event flow continues as if it
|
|
it was initiated by the compositor.
|
|
|
|
If the compositor does not want to change the state, it will send a
|
|
change_state to the client with the old value of the state.
|
|
</description>
|
|
<arg name="state_type" type="uint" summary="the state to set"/>
|
|
<arg name="value" type="uint" summary="the value to change the state to"/>
|
|
<arg name="serial" type="uint" summary="an event serial">
|
|
This serial is so the client can know which change_state event corresponds
|
|
to which request_change_state request it sent out.
|
|
</arg>
|
|
</request>
|
|
|
|
<event name="change_state">
|
|
<description summary="compositor wants to change a surface's state">
|
|
This event tells the client to change a surface's state. The client
|
|
should respond with an ack_change_state request to the compositor to
|
|
guarantee that the compositor knows that the client has seen it.
|
|
</description>
|
|
|
|
<arg name="state_type" type="uint" summary="the state to set"/>
|
|
<arg name="value" type="uint" summary="the value to change the state to"/>
|
|
<arg name="serial" type="uint" summary="a serial for the compositor's own tracking"/>
|
|
</event>
|
|
|
|
<request name="ack_change_state">
|
|
<description summary="ack a change_state event">
|
|
When a change_state event is received, a client should then ack it
|
|
using the ack_change_state 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 new state value.
|
|
|
|
The values here need to be the same as the values in the cooresponding
|
|
change_state event.
|
|
</description>
|
|
<arg name="state_type" type="uint" summary="the state to set"/>
|
|
<arg name="value" type="uint" summary="the value to change the state to"/>
|
|
<arg name="serial" type="uint" summary="a serial to pass to change_state"/>
|
|
</request>
|
|
|
|
<request name="set_minimized">
|
|
<description summary="minimize the surface">
|
|
Minimize the surface.
|
|
</description>
|
|
</request>
|
|
|
|
<event name="activated">
|
|
<description summary="surface was activated">
|
|
The activated_set event is sent when this surface has been
|
|
activated, which means that the surface has user attention.
|
|
Window decorations should be updated accordingly. You should
|
|
not use this event for anything but the style of decorations
|
|
you display, use wl_keyboard.enter and wl_keyboard.leave for
|
|
determining keyboard focus.
|
|
</description>
|
|
</event>
|
|
|
|
<event name="deactivated">
|
|
<description summary="surface was deactivated">
|
|
The deactivate event is sent when this surface has been
|
|
deactivated, which means that the surface lost user attention.
|
|
Window decorations should be updated accordingly. You should
|
|
not use this event for anything but the style of decorations
|
|
you display, use wl_keyboard.enter and wl_keyboard.leave for
|
|
determining keyboard focus.
|
|
</description>
|
|
</event>
|
|
|
|
<event name="delete">
|
|
<description summary="surface wants to be closed">
|
|
The delete 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>
|