virtual-keyboard: add support for the virtual-keyboard-v1 protocol
This commit is contained in:
Dorota Czaplejewicz
parent
a94c56a828
commit
5334ee8bfd
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@ -14,6 +14,7 @@
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#include <wlr/types/wlr_output.h>
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#include <wlr/types/wlr_primary_selection.h>
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#include <wlr/types/wlr_screenshooter.h>
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#include <wlr/types/wlr_virtual_keyboard_v1.h>
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#include <wlr/types/wlr_wl_shell.h>
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#include <wlr/types/wlr_xcursor_manager.h>
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#include <wlr/types/wlr_xdg_shell_v6.h>
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@ -51,6 +52,7 @@ struct roots_desktop {
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struct wlr_input_inhibit_manager *input_inhibit;
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struct wlr_linux_dmabuf *linux_dmabuf;
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struct wlr_layer_shell *layer_shell;
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struct wlr_virtual_keyboard_manager_v1 *virtual_keyboard;
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struct wl_listener new_output;
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struct wl_listener layout_change;
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@ -61,6 +63,7 @@ struct roots_desktop {
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struct wl_listener decoration_new;
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struct wl_listener input_inhibit_activate;
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struct wl_listener input_inhibit_deactivate;
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struct wl_listener virtual_keyboard_new;
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#ifdef WLR_HAS_XWAYLAND
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struct wlr_xwayland *xwayland;
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@ -0,0 +1,7 @@
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#ifndef ROOTSTON_VIRTUAL_KEYBOARD_H
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#define ROOTSTON_VIRTUAL_KEYBOARD_H
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#include <wayland-server-core.h>
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void handle_virtual_keyboard(struct wl_listener *listener, void *data);
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#endif
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@ -0,0 +1,37 @@
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#ifndef WLR_TYPES_WLR_VIRTUAL_KEYBOARD_V1_H
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#define WLR_TYPES_WLR_VIRTUAL_KEYBOARD_V1_H
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#include <wayland-server.h>
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#include <wlr/interfaces/wlr_input_device.h>
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#include <wlr/interfaces/wlr_keyboard.h>
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struct wlr_virtual_keyboard_manager_v1 {
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struct wl_global *global;
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struct wl_list resources; // struct wl_resource*
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struct wl_list virtual_keyboards; // struct wlr_virtual_keyboard_v1*
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struct wl_listener display_destroy;
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struct {
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struct wl_signal new_virtual_keyboard; // struct wlr_virtual_keyboard_v1*
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} events;
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};
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struct wlr_virtual_keyboard_v1 {
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struct wl_resource *resource;
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struct wlr_input_device input_device;
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struct wlr_seat *seat;
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struct wl_list link;
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struct {
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struct wl_signal destroy; // struct wlr_virtual_keyboard_v1*
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} events;
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};
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struct wlr_virtual_keyboard_manager_v1* wlr_virtual_keyboard_manager_v1_create(
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struct wl_display *display);
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void wlr_virtual_keyboard_manager_v1_destroy(
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struct wlr_virtual_keyboard_manager_v1 *manager);
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#endif
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@ -38,6 +38,7 @@ protocols = [
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'idle.xml',
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'screenshooter.xml',
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'server-decoration.xml',
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'virtual-keyboard-unstable-v1.xml',
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'wlr-layer-shell-unstable-v1.xml',
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'wlr-input-inhibitor-unstable-v1.xml',
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]
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@ -0,0 +1,113 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<protocol name="virtual_keyboard_unstable_v1">
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<copyright>
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Copyright © 2008-2011 Kristian Høgsberg
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Copyright © 2010-2013 Intel Corporation
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Copyright © 2012-2013 Collabora, Ltd.
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Copyright © 2018 Purism SPC
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice (including the next
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paragraph) shall be included in all copies or substantial portions of the
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Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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</copyright>
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<interface name="zwp_virtual_keyboard_v1" version="1">
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<description summary="virtual keyboard">
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The virtual keyboard provides an application with requests which emulate
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the behaviour of a physical keyboard.
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This interface can be used by clients on its own to provide raw input
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events, or it can accompany the input method protocol.
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</description>
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<request name="keymap">
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<description summary="keyboard mapping">
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Provide a file descriptor to the compositor which can be
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memory-mapped to provide a keyboard mapping description.
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Format carries a value from the keymap_format enumeration.
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</description>
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<arg name="format" type="uint" summary="keymap format"/>
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<arg name="fd" type="fd" summary="keymap file descriptor"/>
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<arg name="size" type="uint" summary="keymap size, in bytes"/>
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</request>
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<enum name="error">
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<entry name="no_keymap" value="0" summary="No keymap was set"/>
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</enum>
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<request name="key">
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<description summary="key event">
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A key was pressed or released.
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The time argument is a timestamp with millisecond granularity, with an
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undefined base. All requests regarding a single object must share the
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same clock.
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Keymap must be set before issuing this request.
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State carries a value from the key_state enumeration.
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</description>
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<arg name="time" type="uint" summary="timestamp with millisecond granularity"/>
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<arg name="key" type="uint" summary="key that produced the event"/>
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<arg name="state" type="uint" summary="physical state of the key"/>
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</request>
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<request name="modifiers">
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<description summary="modifier and group state">
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Notifies the compositor that the modifier and/or group state has
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changed, and it should update state.
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The client should use wl_keyboard.modifiers event to synchronize its
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internal state with seat state.
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Keymap must be set before issuing this request.
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</description>
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<arg name="mods_depressed" type="uint" summary="depressed modifiers"/>
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<arg name="mods_latched" type="uint" summary="latched modifiers"/>
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<arg name="mods_locked" type="uint" summary="locked modifiers"/>
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<arg name="group" type="uint" summary="keyboard layout"/>
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</request>
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<request name="destroy" type="destructor" since="1">
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<description summary="destroy the virtual keyboard keyboard object"/>
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</request>
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</interface>
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<interface name="zwp_virtual_keyboard_manager_v1" version="1">
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<description summary="virtual keyboard manager">
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A virtual keyboard manager allows an application to provide keyboard
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input events as if they came from a physical keyboard.
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</description>
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<enum name="error">
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<entry name="unauthorized" value="0" summary="client not authorized to use the interface"/>
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</enum>
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<request name="create_virtual_keyboard">
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<description summary="Create a new virtual keyboard">
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Creates a new virtual keyboard associated to a seat.
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If the compositor enables a keyboard to perform arbitrary actions, it
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should present an error when an untrusted client requests a new
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keyboard.
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</description>
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<arg name="seat" type="object" interface="wl_seat"/>
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<arg name="id" type="new_id" interface="zwp_virtual_keyboard_v1"/>
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</request>
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</interface>
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</protocol>
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@ -26,6 +26,7 @@
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#include "rootston/seat.h"
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#include "rootston/server.h"
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#include "rootston/view.h"
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#include "rootston/virtual_keyboard.h"
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#include "rootston/xcursor.h"
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#include "wlr-layer-shell-unstable-v1-protocol.h"
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@ -865,6 +866,12 @@ struct roots_desktop *desktop_create(struct roots_server *server,
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desktop->linux_dmabuf = wlr_linux_dmabuf_create(server->wl_display,
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server->renderer);
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desktop->virtual_keyboard = wlr_virtual_keyboard_manager_v1_create(
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server->wl_display);
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wl_signal_add(&desktop->virtual_keyboard->events.new_virtual_keyboard,
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&desktop->virtual_keyboard_new);
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desktop->virtual_keyboard_new.notify = handle_virtual_keyboard;
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return desktop;
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}
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@ -9,6 +9,7 @@ sources = [
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'main.c',
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'output.c',
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'seat.c',
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'virtual_keyboard.c',
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'wl_shell.c',
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'xdg_shell_v6.c',
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'xdg_shell.c',
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@ -0,0 +1,21 @@
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#define _POSIX_C_SOURCE 199309L
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#include <wlr/util/log.h>
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#include <wlr/types/wlr_virtual_keyboard_v1.h>
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#include "rootston/virtual_keyboard.h"
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#include "rootston/seat.h"
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void handle_virtual_keyboard(struct wl_listener *listener, void *data) {
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struct roots_desktop *desktop =
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wl_container_of(listener, desktop, virtual_keyboard_new);
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struct wlr_virtual_keyboard_v1 *keyboard = data;
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struct roots_seat *seat = input_seat_from_wlr_seat(desktop->server->input,
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keyboard->seat);
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if (!seat) {
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wlr_log(L_ERROR, "could not find roots seat");
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return;
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}
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roots_seat_add_device(seat, &keyboard->input_device);
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}
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@ -44,6 +44,7 @@ lib_wlr_types = static_library(
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'wlr_tablet_pad.c',
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'wlr_tablet_tool.c',
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'wlr_touch.c',
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'wlr_virtual_keyboard_v1.c',
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'wlr_wl_shell.c',
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'wlr_xcursor_manager.c',
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'wlr_xdg_output.c',
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@ -0,0 +1,236 @@
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#define _POSIX_C_SOURCE 1
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#include <assert.h>
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#include <stdlib.h>
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#include <sys/mman.h>
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#include <wlr/types/wlr_seat.h>
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#include <wlr/types/wlr_virtual_keyboard_v1.h>
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#include <wlr/util/log.h>
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#include <xkbcommon/xkbcommon.h>
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#include "util/signal.h"
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#include "virtual-keyboard-unstable-v1-protocol.h"
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static void keyboard_led_update(struct wlr_keyboard *wlr_kb, uint32_t leds) {
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// unsupported by virtual keyboard protocol
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}
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static void keyboard_destroy(struct wlr_keyboard *wlr_kb) {
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// safe to ignore - keyboard will be destroyed only iff associated virtual
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// keyboard is torn down, no need to tear down the keyboard separately
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}
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static const struct wlr_keyboard_impl keyboard_impl = {
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.destroy = keyboard_destroy,
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.led_update = keyboard_led_update
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};
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static void input_device_destroy(struct wlr_input_device *dev) {
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}
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static const struct wlr_input_device_impl input_device_impl = {
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.destroy = input_device_destroy
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};
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static const struct zwp_virtual_keyboard_v1_interface virtual_keyboard_impl;
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static struct wlr_virtual_keyboard_v1 *virtual_keyboard_from_resource(
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struct wl_resource *resource) {
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assert(wl_resource_instance_of(resource,
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&zwp_virtual_keyboard_v1_interface, &virtual_keyboard_impl));
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return wl_resource_get_user_data(resource);
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}
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static void virtual_keyboard_keymap(struct wl_client *client,
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struct wl_resource *resource, uint32_t format, int32_t fd,
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uint32_t size) {
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struct wlr_virtual_keyboard_v1 *keyboard =
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virtual_keyboard_from_resource(resource);
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struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
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if (!context) {
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goto context_fail;
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}
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void *data = mmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
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if (!data) {
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goto fd_fail;
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}
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struct xkb_keymap *keymap = xkb_keymap_new_from_string(context, data,
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XKB_KEYMAP_FORMAT_TEXT_V1, XKB_KEYMAP_COMPILE_NO_FLAGS);
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munmap(data, size);
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if (!keymap) {
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goto keymap_fail;
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}
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wlr_keyboard_set_keymap(keyboard->input_device.keyboard, keymap);
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xkb_keymap_unref(keymap);
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xkb_context_unref(context);
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return;
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keymap_fail:
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fd_fail:
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xkb_context_unref(context);
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context_fail:
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wl_client_post_no_memory(client);
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}
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static void virtual_keyboard_key(struct wl_client *client,
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struct wl_resource *resource, uint32_t time, uint32_t key,
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uint32_t state) {
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struct wlr_virtual_keyboard_v1 *keyboard =
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virtual_keyboard_from_resource(resource);
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struct wlr_event_keyboard_key event = {
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.time_msec = time,
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.keycode = key,
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.update_state = false,
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.state = state,
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};
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wlr_keyboard_notify_key(keyboard->input_device.keyboard, &event);
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}
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static void virtual_keyboard_modifiers(struct wl_client *client,
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struct wl_resource *resource, uint32_t mods_depressed,
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uint32_t mods_latched, uint32_t mods_locked, uint32_t group) {
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struct wlr_virtual_keyboard_v1 *keyboard =
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virtual_keyboard_from_resource(resource);
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wlr_keyboard_notify_modifiers(keyboard->input_device.keyboard,
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mods_depressed, mods_latched, mods_locked, group);
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}
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static void virtual_keyboard_destroy_resource(struct wl_resource *resource) {
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struct wlr_virtual_keyboard_v1 *keyboard =
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virtual_keyboard_from_resource(resource);
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wlr_signal_emit_safe(&keyboard->events.destroy, keyboard);
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wl_list_remove(&keyboard->link);
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wlr_keyboard_destroy(keyboard->input_device.keyboard);
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free(keyboard);
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}
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static void virtual_keyboard_destroy(struct wl_client *client,
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struct wl_resource *resource) {
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wl_resource_destroy(resource);
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}
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static const struct zwp_virtual_keyboard_v1_interface virtual_keyboard_impl = {
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.keymap = virtual_keyboard_keymap,
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.key = virtual_keyboard_key,
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.modifiers = virtual_keyboard_modifiers,
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.destroy = virtual_keyboard_destroy,
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};
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static const struct zwp_virtual_keyboard_manager_v1_interface manager_impl;
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static struct wlr_virtual_keyboard_manager_v1 *manager_from_resource(
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struct wl_resource *resource) {
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assert(wl_resource_instance_of(resource,
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&zwp_virtual_keyboard_manager_v1_interface, &manager_impl));
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return wl_resource_get_user_data(resource);
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}
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static void virtual_keyboard_manager_create_virtual_keyboard(
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struct wl_client *client, struct wl_resource *resource,
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struct wl_resource *seat, uint32_t id) {
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struct wlr_virtual_keyboard_manager_v1 *manager =
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manager_from_resource(resource);
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struct wlr_virtual_keyboard_v1 *virtual_keyboard = calloc(1,
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sizeof(struct wlr_virtual_keyboard_v1));
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if (!virtual_keyboard) {
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wl_client_post_no_memory(client);
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return;
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}
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struct wlr_keyboard* keyboard = calloc(1, sizeof(struct wlr_keyboard));
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if (!keyboard) {
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wlr_log(L_ERROR, "Cannot allocate wlr_keyboard");
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free(virtual_keyboard);
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wl_client_post_no_memory(client);
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return;
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}
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wlr_keyboard_init(keyboard, &keyboard_impl);
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struct wl_resource *keyboard_resource = wl_resource_create(client,
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&zwp_virtual_keyboard_v1_interface, wl_resource_get_version(resource),
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id);
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if (!keyboard_resource) {
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free(keyboard);
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free(virtual_keyboard);
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wl_client_post_no_memory(client);
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return;
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}
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wl_resource_set_implementation(keyboard_resource, &virtual_keyboard_impl,
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virtual_keyboard, virtual_keyboard_destroy_resource);
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wlr_input_device_init(&virtual_keyboard->input_device,
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WLR_INPUT_DEVICE_KEYBOARD, &input_device_impl, "virtual keyboard",
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0x0, 0x0);
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struct wlr_seat_client *seat_client = wlr_seat_client_from_resource(seat);
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virtual_keyboard->input_device.keyboard = keyboard;
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virtual_keyboard->resource = keyboard_resource;
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virtual_keyboard->seat = seat_client->seat;
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wl_signal_init(&virtual_keyboard->events.destroy);
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wl_list_insert(&manager->virtual_keyboards, &virtual_keyboard->link);
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wlr_signal_emit_safe(&manager->events.new_virtual_keyboard,
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virtual_keyboard);
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}
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static const struct zwp_virtual_keyboard_manager_v1_interface manager_impl = {
|
||||
.create_virtual_keyboard = virtual_keyboard_manager_create_virtual_keyboard,
|
||||
};
|
||||
|
||||
static void handle_manager_unbind(struct wl_resource *resource) {
|
||||
wl_list_remove(wl_resource_get_link(resource));
|
||||
}
|
||||
|
||||
static void virtual_keyboard_manager_bind(struct wl_client *client, void *data,
|
||||
uint32_t version, uint32_t id) {
|
||||
struct wlr_virtual_keyboard_manager_v1 *manager = data;
|
||||
|
||||
struct wl_resource *resource = wl_resource_create(client,
|
||||
&zwp_virtual_keyboard_manager_v1_interface, version, id);
|
||||
|
||||
if (!resource) {
|
||||
wl_client_post_no_memory(client);
|
||||
return;
|
||||
}
|
||||
|
||||
wl_resource_set_implementation(resource, &manager_impl, manager,
|
||||
handle_manager_unbind);
|
||||
wl_list_insert(&manager->resources, wl_resource_get_link(resource));
|
||||
}
|
||||
|
||||
static void handle_display_destroy(struct wl_listener *listener, void *data) {
|
||||
struct wlr_virtual_keyboard_manager_v1 *manager =
|
||||
wl_container_of(listener, manager, display_destroy);
|
||||
wlr_virtual_keyboard_manager_v1_destroy(manager);
|
||||
}
|
||||
|
||||
struct wlr_virtual_keyboard_manager_v1*
|
||||
wlr_virtual_keyboard_manager_v1_create(
|
||||
struct wl_display *display) {
|
||||
struct wlr_virtual_keyboard_manager_v1 *manager = calloc(1,
|
||||
sizeof(struct wlr_virtual_keyboard_manager_v1));
|
||||
if (!manager) {
|
||||
return NULL;
|
||||
}
|
||||
|
||||
manager->display_destroy.notify = handle_display_destroy;
|
||||
wl_display_add_destroy_listener(display, &manager->display_destroy);
|
||||
|
||||
wl_list_init(&manager->resources);
|
||||
wl_list_init(&manager->virtual_keyboards);
|
||||
|
||||
wl_signal_init(&manager->events.new_virtual_keyboard);
|
||||
manager->global = wl_global_create(display,
|
||||
&zwp_virtual_keyboard_manager_v1_interface, 1, manager,
|
||||
virtual_keyboard_manager_bind);
|
||||
return manager;
|
||||
}
|
||||
|
||||
void wlr_virtual_keyboard_manager_v1_destroy(
|
||||
struct wlr_virtual_keyboard_manager_v1 *manager) {
|
||||
wl_global_destroy(manager->global);
|
||||
free(manager);
|
||||
}
|
||||
Loading…
Reference in New Issue