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Diffstat (limited to 'chromium/third_party/wayland-protocols/src/stable/xdg-shell/xdg-shell.xml')
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diff --git a/chromium/third_party/wayland-protocols/src/stable/xdg-shell/xdg-shell.xml b/chromium/third_party/wayland-protocols/src/stable/xdg-shell/xdg-shell.xml deleted file mode 100644 index dc70c7ab8be..00000000000 --- a/chromium/third_party/wayland-protocols/src/stable/xdg-shell/xdg-shell.xml +++ /dev/null @@ -1,1120 +0,0 @@ -<?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 - Copyright © 2015-2017 Samsung Electronics Co., Ltd - Copyright © 2015-2017 Red Hat Inc. - - Permission is hereby granted, free of charge, to any person obtaining a - copy of this software and associated documentation files (the "Software"), - to deal in the Software without restriction, including without limitation - the rights to use, copy, modify, merge, publish, distribute, sublicense, - and/or sell copies of the Software, and to permit persons to whom the - Software is furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice (including the next - paragraph) shall be included in all copies or substantial portions of the - Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - </copyright> - - <interface name="xdg_wm_base" version="1"> - <description summary="create desktop-style surfaces"> - The xdg_wm_base interface is exposed as a global object enabling clients - to turn their wl_surfaces into windows in a desktop environment. It - defines the basic functionality needed for clients and the compositor to - create windows that can be dragged, resized, maximized, etc, as well as - creating transient windows such as popup menus. - </description> - - <enum name="error"> - <entry name="role" value="0" summary="given wl_surface has another role"/> - <entry name="defunct_surfaces" value="1" - summary="xdg_wm_base was destroyed before children"/> - <entry name="not_the_topmost_popup" value="2" - summary="the client tried to map or destroy a non-topmost popup"/> - <entry name="invalid_popup_parent" value="3" - summary="the client specified an invalid popup parent surface"/> - <entry name="invalid_surface_state" value="4" - summary="the client provided an invalid surface state"/> - <entry name="invalid_positioner" value="5" - summary="the client provided an invalid positioner"/> - </enum> - - <request name="destroy" type="destructor"> - <description summary="destroy xdg_wm_base"> - Destroy this xdg_wm_base object. - - Destroying a bound xdg_wm_base object while there are surfaces - still alive created by this xdg_wm_base object instance is illegal - and will result in a protocol error. - </description> - </request> - - <request name="create_positioner"> - <description summary="create a positioner object"> - Create a positioner object. A positioner object is used to position - surfaces relative to some parent surface. See the interface description - and xdg_surface.get_popup for details. - </description> - <arg name="id" type="new_id" interface="xdg_positioner"/> - </request> - - <request name="get_xdg_surface"> - <description summary="create a shell surface from a surface"> - This creates an xdg_surface for the given surface. While xdg_surface - itself is not a role, the corresponding surface may only be assigned - a role extending xdg_surface, such as xdg_toplevel or xdg_popup. - - This creates an xdg_surface for the given surface. An xdg_surface is - used as basis to define a role to a given surface, such as xdg_toplevel - or xdg_popup. It also manages functionality shared between xdg_surface - based surface roles. - - See the documentation of xdg_surface for more details about what an - xdg_surface is and how it is used. - </description> - <arg name="id" type="new_id" interface="xdg_surface"/> - <arg name="surface" type="object" interface="wl_surface"/> - </request> - - <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. See xdg_wm_base.ping. - </description> - <arg name="serial" type="uint" summary="serial of the ping event"/> - </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. See xdg_wm_base.ping. - - 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. - - A compositor is free to ping in any way it wants, but a client must - always respond to any xdg_wm_base object it created. - </description> - <arg name="serial" type="uint" summary="pass this to the pong request"/> - </event> - </interface> - - <interface name="xdg_positioner" version="1"> - <description summary="child surface positioner"> - The xdg_positioner provides a collection of rules for the placement of a - child surface relative to a parent surface. Rules can be defined to ensure - the child surface remains within the visible area's borders, and to - specify how the child surface changes its position, such as sliding along - an axis, or flipping around a rectangle. These positioner-created rules are - constrained by the requirement that a child surface must intersect with or - be at least partially adjacent to its parent surface. - - See the various requests for details about possible rules. - - At the time of the request, the compositor makes a copy of the rules - specified by the xdg_positioner. Thus, after the request is complete the - xdg_positioner object can be destroyed or reused; further changes to the - object will have no effect on previous usages. - - For an xdg_positioner object to be considered complete, it must have a - non-zero size set by set_size, and a non-zero anchor rectangle set by - set_anchor_rect. Passing an incomplete xdg_positioner object when - positioning a surface raises an error. - </description> - - <enum name="error"> - <entry name="invalid_input" value="0" summary="invalid input provided"/> - </enum> - - <request name="destroy" type="destructor"> - <description summary="destroy the xdg_positioner object"> - Notify the compositor that the xdg_positioner will no longer be used. - </description> - </request> - - <request name="set_size"> - <description summary="set the size of the to-be positioned rectangle"> - Set the size of the surface that is to be positioned with the positioner - object. The size is in surface-local coordinates and corresponds to the - window geometry. See xdg_surface.set_window_geometry. - - If a zero or negative size is set the invalid_input error is raised. - </description> - <arg name="width" type="int" summary="width of positioned rectangle"/> - <arg name="height" type="int" summary="height of positioned rectangle"/> - </request> - - <request name="set_anchor_rect"> - <description summary="set the anchor rectangle within the parent surface"> - Specify the anchor rectangle within the parent surface that the child - surface will be placed relative to. The rectangle is relative to the - window geometry as defined by xdg_surface.set_window_geometry of the - parent surface. - - When the xdg_positioner object is used to position a child surface, the - anchor rectangle may not extend outside the window geometry of the - positioned child's parent surface. - - If a negative size is set the invalid_input error is raised. - </description> - <arg name="x" type="int" summary="x position of anchor rectangle"/> - <arg name="y" type="int" summary="y position of anchor rectangle"/> - <arg name="width" type="int" summary="width of anchor rectangle"/> - <arg name="height" type="int" summary="height of anchor rectangle"/> - </request> - - <enum name="anchor"> - <entry name="none" value="0"/> - <entry name="top" value="1"/> - <entry name="bottom" value="2"/> - <entry name="left" value="3"/> - <entry name="right" value="4"/> - <entry name="top_left" value="5"/> - <entry name="bottom_left" value="6"/> - <entry name="top_right" value="7"/> - <entry name="bottom_right" value="8"/> - </enum> - - <request name="set_anchor"> - <description summary="set anchor rectangle anchor"> - Defines the anchor point for the anchor rectangle. The specified anchor - is used derive an anchor point that the child surface will be - positioned relative to. If a corner anchor is set (e.g. 'top_left' or - 'bottom_right'), the anchor point will be at the specified corner; - otherwise, the derived anchor point will be centered on the specified - edge, or in the center of the anchor rectangle if no edge is specified. - </description> - <arg name="anchor" type="uint" enum="anchor" - summary="anchor"/> - </request> - - <enum name="gravity"> - <entry name="none" value="0"/> - <entry name="top" value="1"/> - <entry name="bottom" value="2"/> - <entry name="left" value="3"/> - <entry name="right" value="4"/> - <entry name="top_left" value="5"/> - <entry name="bottom_left" value="6"/> - <entry name="top_right" value="7"/> - <entry name="bottom_right" value="8"/> - </enum> - - <request name="set_gravity"> - <description summary="set child surface gravity"> - Defines in what direction a surface should be positioned, relative to - the anchor point of the parent surface. If a corner gravity is - specified (e.g. 'bottom_right' or 'top_left'), then the child surface - will be placed towards the specified gravity; otherwise, the child - surface will be centered over the anchor point on any axis that had no - gravity specified. - </description> - <arg name="gravity" type="uint" enum="gravity" - summary="gravity direction"/> - </request> - - <enum name="constraint_adjustment" bitfield="true"> - <description summary="constraint adjustments"> - The constraint adjustment value define ways the compositor will adjust - the position of the surface, if the unadjusted position would result - in the surface being partly constrained. - - Whether a surface is considered 'constrained' is left to the compositor - to determine. For example, the surface may be partly outside the - compositor's defined 'work area', thus necessitating the child surface's - position be adjusted until it is entirely inside the work area. - - The adjustments can be combined, according to a defined precedence: 1) - Flip, 2) Slide, 3) Resize. - </description> - <entry name="none" value="0"> - <description summary="don't move the child surface when constrained"> - Don't alter the surface position even if it is constrained on some - axis, for example partially outside the edge of an output. - </description> - </entry> - <entry name="slide_x" value="1"> - <description summary="move along the x axis until unconstrained"> - Slide the surface along the x axis until it is no longer constrained. - - First try to slide towards the direction of the gravity on the x axis - until either the edge in the opposite direction of the gravity is - unconstrained or the edge in the direction of the gravity is - constrained. - - Then try to slide towards the opposite direction of the gravity on the - x axis until either the edge in the direction of the gravity is - unconstrained or the edge in the opposite direction of the gravity is - constrained. - </description> - </entry> - <entry name="slide_y" value="2"> - <description summary="move along the y axis until unconstrained"> - Slide the surface along the y axis until it is no longer constrained. - - First try to slide towards the direction of the gravity on the y axis - until either the edge in the opposite direction of the gravity is - unconstrained or the edge in the direction of the gravity is - constrained. - - Then try to slide towards the opposite direction of the gravity on the - y axis until either the edge in the direction of the gravity is - unconstrained or the edge in the opposite direction of the gravity is - constrained. - </description> - </entry> - <entry name="flip_x" value="4"> - <description summary="invert the anchor and gravity on the x axis"> - Invert the anchor and gravity on the x axis if the surface is - constrained on the x axis. For example, if the left edge of the - surface is constrained, the gravity is 'left' and the anchor is - 'left', change the gravity to 'right' and the anchor to 'right'. - - If the adjusted position also ends up being constrained, the resulting - position of the flip_x adjustment will be the one before the - adjustment. - </description> - </entry> - <entry name="flip_y" value="8"> - <description summary="invert the anchor and gravity on the y axis"> - Invert the anchor and gravity on the y axis if the surface is - constrained on the y axis. For example, if the bottom edge of the - surface is constrained, the gravity is 'bottom' and the anchor is - 'bottom', change the gravity to 'top' and the anchor to 'top'. - - The adjusted position is calculated given the original anchor - rectangle and offset, but with the new flipped anchor and gravity - values. - - If the adjusted position also ends up being constrained, the resulting - position of the flip_y adjustment will be the one before the - adjustment. - </description> - </entry> - <entry name="resize_x" value="16"> - <description summary="horizontally resize the surface"> - Resize the surface horizontally so that it is completely - unconstrained. - </description> - </entry> - <entry name="resize_y" value="32"> - <description summary="vertically resize the surface"> - Resize the surface vertically so that it is completely unconstrained. - </description> - </entry> - </enum> - - <request name="set_constraint_adjustment"> - <description summary="set the adjustment to be done when constrained"> - Specify how the window should be positioned if the originally intended - position caused the surface to be constrained, meaning at least - partially outside positioning boundaries set by the compositor. The - adjustment is set by constructing a bitmask describing the adjustment to - be made when the surface is constrained on that axis. - - If no bit for one axis is set, the compositor will assume that the child - surface should not change its position on that axis when constrained. - - If more than one bit for one axis is set, the order of how adjustments - are applied is specified in the corresponding adjustment descriptions. - - The default adjustment is none. - </description> - <arg name="constraint_adjustment" type="uint" - summary="bit mask of constraint adjustments"/> - </request> - - <request name="set_offset"> - <description summary="set surface position offset"> - Specify the surface position offset relative to the position of the - anchor on the anchor rectangle and the anchor on the surface. For - example if the anchor of the anchor rectangle is at (x, y), the surface - has the gravity bottom|right, and the offset is (ox, oy), the calculated - surface position will be (x + ox, y + oy). The offset position of the - surface is the one used for constraint testing. See - set_constraint_adjustment. - - An example use case is placing a popup menu on top of a user interface - element, while aligning the user interface element of the parent surface - with some user interface element placed somewhere in the popup surface. - </description> - <arg name="x" type="int" summary="surface position x offset"/> - <arg name="y" type="int" summary="surface position y offset"/> - </request> - </interface> - - <interface name="xdg_surface" version="1"> - <description summary="desktop user interface surface base interface"> - An interface that may be implemented by a wl_surface, for - implementations that provide a desktop-style user interface. - - It provides a base set of functionality required to construct user - interface elements requiring management by the compositor, such as - toplevel windows, menus, etc. The types of functionality are split into - xdg_surface roles. - - Creating an xdg_surface does not set the role for a wl_surface. In order - to map an xdg_surface, the client must create a role-specific object - using, e.g., get_toplevel, get_popup. The wl_surface for any given - xdg_surface can have at most one role, and may not be assigned any role - not based on xdg_surface. - - A role must be assigned before any other requests are made to the - xdg_surface object. - - The client must call wl_surface.commit on the corresponding wl_surface - for the xdg_surface state to take effect. - - Creating an xdg_surface from a wl_surface which has a buffer attached or - committed is a client error, and any attempts by a client to attach or - manipulate a buffer prior to the first xdg_surface.configure call must - also be treated as errors. - - Mapping an xdg_surface-based role surface is defined as making it - possible for the surface to be shown by the compositor. Note that - a mapped surface is not guaranteed to be visible once it is mapped. - - For an xdg_surface to be mapped by the compositor, the following - conditions must be met: - (1) the client has assigned an xdg_surface-based role to the surface - (2) the client has set and committed the xdg_surface state and the - role-dependent state to the surface - (3) the client has committed a buffer to the surface - - A newly-unmapped surface is considered to have met condition (1) out - of the 3 required conditions for mapping a surface if its role surface - has not been destroyed. - </description> - - <enum name="error"> - <entry name="not_constructed" value="1"/> - <entry name="already_constructed" value="2"/> - <entry name="unconfigured_buffer" value="3"/> - </enum> - - <request name="destroy" type="destructor"> - <description summary="destroy the xdg_surface"> - Destroy the xdg_surface object. An xdg_surface must only be destroyed - after its role object has been destroyed. - </description> - </request> - - <request name="get_toplevel"> - <description summary="assign the xdg_toplevel surface role"> - This creates an xdg_toplevel object for the given xdg_surface and gives - the associated wl_surface the xdg_toplevel role. - - See the documentation of xdg_toplevel for more details about what an - xdg_toplevel is and how it is used. - </description> - <arg name="id" type="new_id" interface="xdg_toplevel"/> - </request> - - <request name="get_popup"> - <description summary="assign the xdg_popup surface role"> - This creates an xdg_popup object for the given xdg_surface and gives - the associated wl_surface the xdg_popup role. - - If null is passed as a parent, a parent surface must be specified using - some other protocol, before committing the initial state. - - See the documentation of xdg_popup for more details about what an - xdg_popup is and how it is used. - </description> - <arg name="id" type="new_id" interface="xdg_popup"/> - <arg name="parent" type="object" interface="xdg_surface" allow-null="true"/> - <arg name="positioner" type="object" interface="xdg_positioner"/> - </request> - - <request name="set_window_geometry"> - <description summary="set the new window geometry"> - The window geometry of a surface 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 window geometry is double buffered, and will be applied at the - time wl_surface.commit of the corresponding wl_surface is called. - - When maintaining a position, the compositor should treat the (x, y) - coordinate of the window geometry as the top left corner of the window. - A client changing the (x, y) window geometry coordinate should in - general not alter the position of the window. - - Once the window geometry of the surface is set, 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 never set, the value is the full bounds of the surface, - including any subsurfaces. This updates dynamically on every - commit. This unset is meant for extremely simple clients. - - The arguments are given in the surface-local coordinate space of - the wl_surface associated with this xdg_surface. - - The width and height must be greater than zero. Setting an invalid size - will raise an error. When applied, the effective window geometry will be - the set window geometry clamped to the bounding rectangle of the - combined geometry of the surface of the xdg_surface and the associated - subsurfaces. - </description> - <arg name="x" type="int"/> - <arg name="y" type="int"/> - <arg name="width" type="int"/> - <arg name="height" type="int"/> - </request> - - <request name="ack_configure"> - <description summary="ack a configure event"> - When a configure event is received, if a client commits the - surface in response to the configure event, then the client - must make an ack_configure request sometime before the commit - request, passing along the serial of the configure event. - - For instance, for toplevel surfaces the compositor might use this - information to move a surface to the top left only when the client has - drawn itself for the maximized or fullscreen state. - - If the client receives multiple configure events before it - can respond to one, it only has to ack the last configure event. - - A client is not required to commit immediately after sending - an ack_configure request - it may even ack_configure several times - before its next surface commit. - - A client may send multiple ack_configure requests before committing, but - only the last request sent before a commit indicates which configure - event the client really is responding to. - </description> - <arg name="serial" type="uint" summary="the serial from the configure event"/> - </request> - - <event name="configure"> - <description summary="suggest a surface change"> - The configure event marks the end of a configure sequence. A configure - sequence is a set of one or more events configuring the state of the - xdg_surface, including the final xdg_surface.configure event. - - Where applicable, xdg_surface surface roles will during a configure - sequence extend this event as a latched state sent as events before the - xdg_surface.configure event. Such events should be considered to make up - a set of atomically applied configuration states, where the - xdg_surface.configure commits the accumulated state. - - Clients should arrange their surface for the new states, and then send - an ack_configure request with the serial sent in this configure event at - some point before committing the 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="serial" type="uint" summary="serial of the configure event"/> - </event> - </interface> - - <interface name="xdg_toplevel" version="1"> - <description summary="toplevel surface"> - This interface defines an xdg_surface role which allows a surface to, - among other things, set window-like properties such as maximize, - fullscreen, and minimize, set application-specific metadata like title and - id, and well as trigger user interactive operations such as interactive - resize and move. - - Unmapping an xdg_toplevel means that the surface cannot be shown - by the compositor until it is explicitly mapped again. - All active operations (e.g., move, resize) are canceled and all - attributes (e.g. title, state, stacking, ...) are discarded for - an xdg_toplevel surface when it is unmapped. - - Attaching a null buffer to a toplevel unmaps the surface. - </description> - - <request name="destroy" type="destructor"> - <description summary="destroy the xdg_toplevel"> - This request destroys the role surface and unmaps the surface; - see "Unmapping" behavior in interface section for details. - </description> - </request> - - <request name="set_parent"> - <description summary="set the parent of this surface"> - Set the "parent" of this surface. This surface should be stacked - this above the parent surface and all other ancestor surfaces. - - Parent windows should be set on dialogs, toolboxes, or other - "auxiliary" surfaces, so that the parent is raised when the dialog - is raised. - - Setting a null parent for a child window removes any parent-child - relationship for the child. Setting a null parent for a window which - currently has no parent is a no-op. - - If the parent is unmapped then its children are managed as - though the parent of the now-unmapped parent has become the - parent of this surface. If no parent exists for the now-unmapped - parent then the children are managed as though they have no - parent surface. - </description> - <arg name="parent" type="object" interface="xdg_toplevel" 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 application ID"> - Set an application identifier for the surface. - - The app ID identifies the general class of applications to which - the surface belongs. The compositor can use this to group multiple - surfaces together, or to determine how to launch a new application. - - For D-Bus activatable applications, the app ID is used as the D-Bus - service name. - - The compositor shell will try to group application surfaces together - by their app ID. As a best practice, it is suggested to select app - ID's that match the basename of the application's .desktop file. - For example, "org.freedesktop.FooViewer" where the .desktop file is - "org.freedesktop.FooViewer.desktop". - - See the desktop-entry specification [0] for more details on - application identifiers and how they relate to well-known D-Bus - names and .desktop files. - - [0] http://standards.freedesktop.org/desktop-entry-spec/ - </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 local surface coordinates of - the parent surface. There are no guarantees as to what menu items - the window menu contains. - - This request must be used in response to some sort of user action - like a button press, key press, or touch down event. - </description> - <arg name="seat" type="object" interface="wl_seat" summary="the wl_seat of the user event"/> - <arg name="serial" type="uint" summary="the serial of the user event"/> - <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 an interactive, user-driven move of the surface. - - This request must be used in response to some sort of user action - like a button press, key press, or touch down event. The passed - serial is used to determine the type of interactive move (touch, - pointer, etc). - - The server may ignore move requests depending on the state of - the surface (e.g. fullscreen or maximized), or if the passed serial - is no longer valid. - - If triggered, the surface will lose the focus of the device - (wl_pointer, wl_touch, etc) used for the move. It is up to the - compositor to visually indicate that the move is taking place, such as - updating a pointer cursor, during the move. There is no guarantee - that the device focus will return when the move is completed. - </description> - <arg name="seat" type="object" interface="wl_seat" summary="the wl_seat of the user event"/> - <arg name="serial" type="uint" summary="the serial of the user event"/> - </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. - </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 user-driven, interactive resize of the surface. - - This request must be used in response to some sort of user action - like a button press, key press, or touch down event. The passed - serial is used to determine the type of interactive resize (touch, - pointer, etc). - - The server may ignore resize requests depending on the state of - the surface (e.g. fullscreen or maximized). - - If triggered, the client will receive configure events with the - "resize" state enum value and the expected sizes. See the "resize" - enum value for more details about what is required. The client - must also acknowledge configure events using "ack_configure". After - the resize is completed, the client will receive another "configure" - event without the resize state. - - If triggered, the surface also will lose the focus of the device - (wl_pointer, wl_touch, etc) used for the resize. It is up to the - compositor to visually indicate that the resize is taking place, - such as updating a pointer cursor, during the resize. There is no - guarantee that the device focus will return when the resize is - completed. - - The edges parameter specifies how the surface should be resized, - and is one of the values of the resize_edge enum. The compositor - may use this information to update the surface position for - example when dragging the top left corner. The compositor may also - use this information to adapt its behavior, e.g. choose an - appropriate cursor image. - </description> - <arg name="seat" type="object" interface="wl_seat" summary="the wl_seat of the user event"/> - <arg name="serial" type="uint" summary="the serial of the user event"/> - <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. - </description> - <entry name="maximized" value="1" summary="the surface is maximized"> - <description summary="the surface is maximized"> - The surface is maximized. The window geometry specified in the configure - event must be obeyed by the client. - </description> - </entry> - <entry name="fullscreen" value="2" summary="the surface is fullscreen"> - <description summary="the surface is fullscreen"> - The surface is fullscreen. The window geometry specified in the - configure event is a maximum; the client cannot resize beyond it. For - a surface to cover the whole fullscreened area, the geometry - dimensions must be obeyed by the client. For more details, see - xdg_toplevel.set_fullscreen. - </description> - </entry> - <entry name="resizing" value="3" summary="the surface is being resized"> - <description summary="the surface is being resized"> - 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. - </description> - </entry> - <entry name="activated" value="4" summary="the surface is now activated"> - <description summary="the surface is now activated"> - 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. - </description> - </entry> - </enum> - - <request name="set_max_size"> - <description summary="set the maximum size"> - Set a maximum size for the window. - - The client can specify a maximum size so that the compositor does - not try to configure the window beyond this size. - - The width and height arguments are in window geometry coordinates. - See xdg_surface.set_window_geometry. - - Values set in this way are double-buffered. They will get applied - on the next commit. - - The compositor can use this information to allow or disallow - different states like maximize or fullscreen and draw accurate - animations. - - Similarly, a tiling window manager may use this information to - place and resize client windows in a more effective way. - - The client should not rely on the compositor to obey the maximum - size. The compositor may decide to ignore the values set by the - client and request a larger size. - - If never set, or a value of zero in the request, means that the - client has no expected maximum size in the given dimension. - As a result, a client wishing to reset the maximum size - to an unspecified state can use zero for width and height in the - request. - - Requesting a maximum size to be smaller than the minimum size of - a surface is illegal and will result in a protocol error. - - The width and height must be greater than or equal to zero. Using - strictly negative values for width and height will result in a - protocol error. - </description> - <arg name="width" type="int"/> - <arg name="height" type="int"/> - </request> - - <request name="set_min_size"> - <description summary="set the minimum size"> - Set a minimum size for the window. - - The client can specify a minimum size so that the compositor does - not try to configure the window below this size. - - The width and height arguments are in window geometry coordinates. - See xdg_surface.set_window_geometry. - - Values set in this way are double-buffered. They will get applied - on the next commit. - - The compositor can use this information to allow or disallow - different states like maximize or fullscreen and draw accurate - animations. - - Similarly, a tiling window manager may use this information to - place and resize client windows in a more effective way. - - The client should not rely on the compositor to obey the minimum - size. The compositor may decide to ignore the values set by the - client and request a smaller size. - - If never set, or a value of zero in the request, means that the - client has no expected minimum size in the given dimension. - As a result, a client wishing to reset the minimum size - to an unspecified state can use zero for width and height in the - request. - - Requesting a minimum size to be larger than the maximum size of - a surface is illegal and will result in a protocol error. - - The width and height must be greater than or equal to zero. Using - strictly negative values for width and height will result in a - protocol error. - </description> - <arg name="width" type="int"/> - <arg name="height" type="int"/> - </request> - - <request name="set_maximized"> - <description summary="maximize the window"> - Maximize the surface. - - After requesting that the surface should be maximized, the compositor - will respond by emitting a configure event with the "maximized" state - and the required window geometry. The client should then update its - content, drawing it in a maximized state, i.e. without shadow or other - decoration outside of the window geometry. The client must also - acknowledge the configure when committing the new content (see - ack_configure). - - It is up to the compositor to decide how and where to maximize the - surface, for example which output and what region of the screen should - be used. - - If the surface was already maximized, the compositor will still emit - a configure event with the "maximized" state. - - If the surface is in a fullscreen state, this request has no direct - effect. It will alter the state the surface is returned to when - unmaximized if not overridden by the compositor. - </description> - </request> - - <request name="unset_maximized"> - <description summary="unmaximize the window"> - Unmaximize the surface. - - After requesting that the surface should be unmaximized, the compositor - will respond by emitting a configure event without the "maximized" - state. If available, the compositor will include the window geometry - dimensions the window had prior to being maximized in the configure - event. The client must then update its content, drawing it in a - regular state, i.e. potentially with shadow, etc. The client must also - acknowledge the configure when committing the new content (see - ack_configure). - - It is up to the compositor to position the surface after it was - unmaximized; usually the position the surface had before maximizing, if - applicable. - - If the surface was already not maximized, the compositor will still - emit a configure event without the "maximized" state. - - If the surface is in a fullscreen state, this request has no direct - effect. It will alter the state the surface is returned to when - unmaximized if not overridden by the compositor. - </description> - </request> - - <request name="set_fullscreen"> - <description summary="set the window as fullscreen on an output"> - Make the surface fullscreen. - - After requesting that the surface should be fullscreened, the - compositor will respond by emitting a configure event with the - "fullscreen" state and the fullscreen window geometry. The client must - also acknowledge the configure when committing the new content (see - ack_configure). - - The output passed by the request indicates the client's preference as - to which display it should be set fullscreen on. If this value is NULL, - it's up to the compositor to choose which display will be used to map - this surface. - - If the surface doesn't cover the whole output, the compositor will - position the surface in the center of the output and compensate with - with border fill covering the rest of the output. The content of the - border fill is undefined, but should be assumed to be in some way that - attempts to blend into the surrounding area (e.g. solid black). - - If the fullscreened surface is not opaque, the compositor must make - sure that other screen content not part of the same surface tree (made - up of subsurfaces, popups or similarly coupled surfaces) are not - visible below the fullscreened surface. - </description> - <arg name="output" type="object" interface="wl_output" allow-null="true"/> - </request> - - <request name="unset_fullscreen"> - <description summary="unset the window as fullscreen"> - Make the surface no longer fullscreen. - - After requesting that the surface should be unfullscreened, the - compositor will respond by emitting a configure event without the - "fullscreen" state. - - Making a surface unfullscreen sets states for the surface based on the following: - * the state(s) it may have had before becoming fullscreen - * any state(s) decided by the compositor - * any state(s) requested by the client while the surface was fullscreen - - The compositor may include the previous window geometry dimensions in - the configure event, if applicable. - - The client must also acknowledge the configure when committing the new - content (see ack_configure). - </description> - </request> - - <request name="set_minimized"> - <description summary="set the window as minimized"> - Request that the compositor minimize your surface. There is no - way to know if the surface is currently minimized, nor is there - any way to unset minimization on this surface. - - If you are looking to throttle redrawing when minimized, please - instead use the wl_surface.frame event for this, as this will - also work with live previews on windows in Alt-Tab, Expose or - similar compositor features. - </description> - </request> - - <event name="configure"> - <description summary="suggest a surface change"> - This configure event asks the client to resize its toplevel surface or - to change its state. The configured state should not be applied - immediately. See xdg_surface.configure for details. - - The width and height arguments specify a hint to the window - about how its surface should be resized in window geometry - coordinates. See set_window_geometry. - - If the width or height arguments are zero, it means the client - should decide its own window dimension. This may happen when the - compositor needs to configure the state of the surface but doesn't - have any information about any previous or expected dimension. - - The states listed in the event specify how the width/height - arguments should be interpreted, and possibly how it should be - drawn. - - Clients must send an ack_configure in response to this event. See - xdg_surface.configure and xdg_surface.ack_configure for details. - </description> - <arg name="width" type="int"/> - <arg name="height" type="int"/> - <arg name="states" type="array"/> - </event> - - <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 the - window. The client may choose to ignore this request, or show - a dialog to ask the user to save their data, etc. - </description> - </event> - </interface> - - <interface name="xdg_popup" version="1"> - <description summary="short-lived, popup surfaces for menus"> - A popup surface is a short-lived, temporary surface. It can be used to - implement for example menus, popovers, tooltips and other similar user - interface concepts. - - A popup can be made to take an explicit grab. See xdg_popup.grab for - details. - - When the popup is dismissed, a popup_done event will be sent out, and at - the same time the surface will be unmapped. See the xdg_popup.popup_done - event for details. - - Explicitly destroying the xdg_popup object will also dismiss the popup and - unmap the surface. Clients that want to dismiss the popup when another - surface of their own is clicked should dismiss the popup using the destroy - request. - - The parent surface must have either the xdg_toplevel or xdg_popup surface - role. - - A newly created xdg_popup will be stacked on top of all previously created - xdg_popup surfaces associated with the same xdg_toplevel. - - The parent of an xdg_popup must be mapped (see the xdg_surface - description) before the xdg_popup itself. - - The x and y arguments passed when creating the popup object specify - where the top left of the popup should be placed, relative to the - local surface coordinates of the parent surface. See - xdg_surface.get_popup. An xdg_popup must intersect with or be at least - partially adjacent to its parent surface. - - The client must call wl_surface.commit on the corresponding wl_surface - for the xdg_popup state to take effect. - </description> - - <enum name="error"> - <entry name="invalid_grab" value="0" - summary="tried to grab after being mapped"/> - </enum> - - <request name="destroy" type="destructor"> - <description summary="remove xdg_popup interface"> - This destroys the popup. Explicitly destroying the xdg_popup - object will also dismiss the popup, and unmap the surface. - - If this xdg_popup is not the "topmost" popup, a protocol error - will be sent. - </description> - </request> - - <request name="grab"> - <description summary="make the popup take an explicit grab"> - This request makes the created popup take an explicit grab. An explicit - grab will be dismissed when the user dismisses the popup, or when the - client destroys the xdg_popup. This can be done by the user clicking - outside the surface, using the keyboard, or even locking the screen - through closing the lid or a timeout. - - If the compositor denies the grab, the popup will be immediately - dismissed. - - This request must be used in response to some sort of user action like a - button press, key press, or touch down event. The serial number of the - event should be passed as 'serial'. - - The parent of a grabbing popup must either be an xdg_toplevel surface or - another xdg_popup with an explicit grab. If the parent is another - xdg_popup it means that the popups are nested, with this popup now being - the topmost popup. - - Nested popups must be destroyed in the reverse order they were created - in, e.g. the only popup you are allowed to destroy at all times is the - topmost one. - - When compositors choose to dismiss a popup, they may dismiss every - nested grabbing popup as well. When a compositor dismisses popups, it - will follow the same dismissing order as required from the client. - - The parent of a grabbing popup must either be another xdg_popup with an - active explicit grab, or an xdg_popup or xdg_toplevel, if there are no - explicit grabs already taken. - - If the topmost grabbing popup is destroyed, the grab will be returned to - the parent of the popup, if that parent previously had an explicit grab. - - If the parent is a grabbing popup which has already been dismissed, this - popup will be immediately dismissed. If the parent is a popup that did - not take an explicit grab, an error will be raised. - - During a popup grab, the client owning the grab will receive pointer - and touch events for all their surfaces as normal (similar to an - "owner-events" grab in X11 parlance), while the top most grabbing popup - will always have keyboard focus. - </description> - <arg name="seat" type="object" interface="wl_seat" - summary="the wl_seat of the user event"/> - <arg name="serial" type="uint" summary="the serial of the user event"/> - </request> - - <event name="configure"> - <description summary="configure the popup surface"> - This event asks the popup surface to configure itself given the - configuration. The configured state should not be applied immediately. - See xdg_surface.configure for details. - - The x and y arguments represent the position the popup was placed at - given the xdg_positioner rule, relative to the upper left corner of the - window geometry of the parent surface. - </description> - <arg name="x" type="int" - summary="x position relative to parent surface window geometry"/> - <arg name="y" type="int" - summary="y position relative to parent surface window geometry"/> - <arg name="width" type="int" summary="window geometry width"/> - <arg name="height" type="int" summary="window geometry height"/> - </event> - - <event name="popup_done"> - <description summary="popup interaction is done"> - The popup_done event is sent out when a popup is dismissed by the - compositor. The client should destroy the xdg_popup object at this - point. - </description> - </event> - - </interface> -</protocol> |