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keyboard: Gather up keymap handling, drop layout

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This commit is contained in:
Dorota Czaplejewicz
2020-01-13 13:01:48 +00:00
parent 0ef02ebfa3
commit 26dbcdeb62
9 changed files with 67 additions and 270 deletions
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73
eek/eek-keyboard.c
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@ -20,25 +20,76 @@
#include "config.h"
#define _XOPEN_SOURCE 500
#include <fcntl.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/random.h> // TODO: this is Linux-specific
#include <xkbcommon/xkbcommon.h>
#include "eek-keyboard.h"
void level_keyboard_deinit(LevelKeyboard *self) {
void level_keyboard_free(LevelKeyboard *self) {
xkb_keymap_unref(self->keymap);
close(self->keymap_fd);
squeek_layout_free(self->layout);
}
void level_keyboard_free(LevelKeyboard *self) {
level_keyboard_deinit(self);
g_free(self);
}
void level_keyboard_init(LevelKeyboard *self, struct squeek_layout *layout) {
self->layout = layout;
}
LevelKeyboard *level_keyboard_new(struct squeek_layout *layout) {
LevelKeyboard*
level_keyboard_new (const gchar *keyboard_type,
enum squeek_arrangement_kind t)
{
struct squeek_layout *layout = squeek_load_layout(keyboard_type, t);
LevelKeyboard *keyboard = g_new0(LevelKeyboard, 1);
level_keyboard_init(keyboard, layout);
if (!keyboard) {
g_error("Failed to create a keyboard");
}
keyboard->layout = layout;
struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
if (!context) {
g_error("No context created");
}
const gchar *keymap_str = squeek_layout_get_keymap(keyboard->layout);
struct xkb_keymap *keymap = xkb_keymap_new_from_string(context, keymap_str,
XKB_KEYMAP_FORMAT_TEXT_V1, XKB_KEYMAP_COMPILE_NO_FLAGS);
if (!keymap)
g_error("Bad keymap:\n%s", keymap_str);
xkb_context_unref(context);
keyboard->keymap = keymap;
keymap_str = xkb_keymap_get_as_string(keymap, XKB_KEYMAP_FORMAT_TEXT_V1);
keyboard->keymap_len = strlen(keymap_str) + 1;
g_autofree char *path = strdup("/eek_keymap-XXXXXX");
char *r = &path[strlen(path) - 6];
getrandom(r, 6, GRND_NONBLOCK);
for (unsigned i = 0; i < 6; i++) {
r[i] = (r[i] & 0b1111111) | 0b1000000; // A-z
r[i] = r[i] > 'z' ? '?' : r[i]; // The randomizer doesn't need to be good...
}
int keymap_fd = shm_open(path, O_RDWR | O_CREAT | O_EXCL, 0600);
if (keymap_fd < 0) {
g_error("Failed to set up keymap fd");
}
keyboard->keymap_fd = keymap_fd;
shm_unlink(path);
if (ftruncate(keymap_fd, (off_t)keyboard->keymap_len)) {
g_error("Failed to increase keymap fd size");
}
char *ptr = mmap(NULL, keyboard->keymap_len, PROT_WRITE, MAP_SHARED,
keymap_fd, 0);
if ((void*)ptr == (void*)-1) {
g_error("Failed to set up mmap");
}
strncpy(ptr, keymap_str, keyboard->keymap_len);
munmap(ptr, keyboard->keymap_len);
return keyboard;
}

6
eek/eek-keyboard.h
View File

@ -28,7 +28,6 @@
#include <glib-object.h>
#include <xkbcommon/xkbcommon.h>
#include "eek-types.h"
#include "eek-layout.h"
#include "src/layout.h"
G_BEGIN_DECLS
@ -47,8 +46,9 @@ typedef struct _LevelKeyboard LevelKeyboard;
gchar * eek_keyboard_get_keymap
(LevelKeyboard *keyboard);
LevelKeyboard *level_keyboard_new(struct squeek_layout *layout);
void level_keyboard_deinit(LevelKeyboard *self);
LevelKeyboard*
level_keyboard_new (const gchar *keyboard_type,
enum squeek_arrangement_kind t);
void level_keyboard_free(LevelKeyboard *self);
G_END_DECLS

47
eek/eek-layout.c
View File

@ -1,47 +0,0 @@
/*
* Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
* Copyright (C) 2010-2011 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
/**
* SECTION:eek-layout
* @short_description: Base class of a layout engine
*
* The #EekLayout class is a base class of layout engine which
* arranges keyboard elements.
*/
#include "config.h"
#include "eek-layout.h"
#include "eek-keyboard.h"
#include "eekboard/eekboard-context-service.h"
#include "eek-xml-layout.h"
G_DEFINE_ABSTRACT_TYPE (EekLayout, eek_layout, G_TYPE_OBJECT)
static void
eek_layout_class_init (EekLayoutClass *klass)
{
klass->create_keyboard = NULL;
}
void
eek_layout_init (EekLayout *self)
{
}

60
eek/eek-layout.h
View File

@ -1,60 +0,0 @@
/*
* Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
* Copyright (C) 2010-2011 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#if !defined(__EEK_H_INSIDE__) && !defined(EEK_COMPILATION)
#error "Only <eek/eek.h> can be included directly."
#endif
#ifndef EEK_LAYOUT_H
#define EEK_LAYOUT_H 1
#include <glib-object.h>
#include "eek-types.h"
#include "src/layout.h"
G_BEGIN_DECLS
#define EEK_TYPE_LAYOUT (eek_layout_get_type())
G_DECLARE_DERIVABLE_TYPE (EekLayout, eek_layout, EEK, LAYOUT, GObject)
/**
* EekLayoutClass:
* @create_keyboard: virtual function for creating a keyboard
*/
struct _EekLayoutClass
{
/*< private >*/
GObjectClass parent_class;
/*< public >*/
LevelKeyboard* (* create_keyboard) (EekboardContextService *manager,
EekLayout *self,
gdouble initial_width,
gdouble initial_height);
/*< private >*/
/* padding */
gpointer pdummy[24];
};
GType eek_layout_get_type (void) G_GNUC_CONST;
G_END_DECLS
#endif /* EEK_LAYOUT_H */

37
eek/eek-xml-layout.c
View File

@ -1,37 +0,0 @@
/*
* Copyright (C) 2011 Daiki Ueno <ueno@unixuser.org>
* Copyright (C) 2011 Red Hat, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* SECTION:eek-xml-layout
* @short_description: Layout engine which loads layout information from XML
*/
#include "config.h"
#include "eek-keyboard.h"
#include "src/layout.h"
#include "eek-xml-layout.h"
LevelKeyboard *
eek_xml_layout_real_create_keyboard (const char *keyboard_type,
enum squeek_arrangement_kind t)
{
struct squeek_layout *layout = squeek_load_layout(keyboard_type, t);
return level_keyboard_new(layout);
}

35
eek/eek-xml-layout.h
View File

@ -1,35 +0,0 @@
/*
* Copyright (C) 2011 Daiki Ueno <ueno@unixuser.org>
* Copyright (C) 2011 Red Hat, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(__EEK_H_INSIDE__) && !defined(EEK_COMPILATION)
#error "Only <eek/eek.h> can be included directly."
#endif
#ifndef EEK_XML_LAYOUT_H
#define EEK_XML_LAYOUT_H 1
#include "eek-types.h"
#include "src/layout.h"
G_BEGIN_DECLS
LevelKeyboard *
eek_xml_layout_real_create_keyboard (const char *keyboard_type,
enum squeek_arrangement_kind t);
G_END_DECLS
#endif /* EEK_XML_LAYOUT_H */

1
eek/eek.h
View File

@ -23,7 +23,6 @@
#define __EEK_H_INSIDE__ 1
#include "eek-keyboard.h"
#include "eek-layout.h"
void eek_init (void);

76
eekboard/eekboard-context-service.c
View File

@ -16,31 +16,15 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* SECTION:eekboard-context-service
* @short_description: base server implementation of eekboard input
* context service
*
* The #EekboardService class provides a base server side
* implementation of eekboard input context service.
*/
#include "config.h"
#include <fcntl.h>
#include <stdio.h>
#define _XOPEN_SOURCE 500
#include <string.h>
#include <sys/mman.h>
#include <sys/random.h> // TODO: this is Linux-specific
#include <xkbcommon/xkbcommon.h>
#include <gio/gio.h>
#include "wayland.h"
#include "eek/eek-keyboard.h"
#include "eek/eek-xml-layout.h"
#include "src/server-context-service.h"
#include "eekboard/eekboard-context-service.h"
@ -80,60 +64,6 @@ struct _EekboardContextServicePrivate {
G_DEFINE_TYPE_WITH_PRIVATE (EekboardContextService, eekboard_context_service, G_TYPE_OBJECT);
static LevelKeyboard *
eekboard_context_service_real_create_keyboard (const gchar *keyboard_type,
enum squeek_arrangement_kind t)
{
LevelKeyboard *keyboard = eek_xml_layout_real_create_keyboard(keyboard_type, t);
if (!keyboard) {
g_error("Failed to create a keyboard");
}
struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
if (!context) {
g_error("No context created");
}
const gchar *keymap_str = squeek_layout_get_keymap(keyboard->layout);
struct xkb_keymap *keymap = xkb_keymap_new_from_string(context, keymap_str,
XKB_KEYMAP_FORMAT_TEXT_V1, XKB_KEYMAP_COMPILE_NO_FLAGS);
if (!keymap)
g_error("Bad keymap:\n%s", keymap_str);
xkb_context_unref(context);
keyboard->keymap = keymap;
keymap_str = xkb_keymap_get_as_string(keymap, XKB_KEYMAP_FORMAT_TEXT_V1);
keyboard->keymap_len = strlen(keymap_str) + 1;
g_autofree char *path = strdup("/eek_keymap-XXXXXX");
char *r = &path[strlen(path) - 6];
getrandom(r, 6, GRND_NONBLOCK);
for (unsigned i = 0; i < 6; i++) {
r[i] = (r[i] & 0b1111111) | 0b1000000; // A-z
r[i] = r[i] > 'z' ? '?' : r[i]; // The randomizer doesn't need to be good...
}
int keymap_fd = shm_open(path, O_RDWR | O_CREAT | O_EXCL, 0600);
if (keymap_fd < 0) {
g_error("Failed to set up keymap fd");
}
keyboard->keymap_fd = keymap_fd;
shm_unlink(path);
if (ftruncate(keymap_fd, (off_t)keyboard->keymap_len)) {
g_error("Failed to increase keymap fd size");
}
char *ptr = mmap(NULL, keyboard->keymap_len, PROT_WRITE, MAP_SHARED,
keymap_fd, 0);
if ((void*)ptr == (void*)-1) {
g_error("Failed to set up mmap");
}
strncpy(ptr, keymap_str, keyboard->keymap_len);
munmap(ptr, keyboard->keymap_len);
return keyboard;
}
static void
eekboard_context_service_set_property (GObject *object,
guint prop_id,
@ -219,14 +149,12 @@ eekboard_context_service_update_layout(EekboardContextService *context, enum squ
}
// generic part follows
LevelKeyboard *keyboard = eekboard_context_service_real_create_keyboard(keyboard_layout, t);
LevelKeyboard *keyboard = level_keyboard_new(keyboard_layout, t);
// set as current
LevelKeyboard *previous_keyboard = context->priv->keyboard;
context->priv->keyboard = keyboard;
// Update the keymap if necessary.
// Done directly here instead of in "keyboard" update handler
// to keep keymap-related actions close together.
// TODO: Update submission on change event
if (context->priv->submission) {
submission_set_keyboard(context->priv->submission, keyboard);
}

2
src/meson.build
View File

@ -20,10 +20,8 @@ sources = [
'../eek/eek-element.c',
'../eek/eek-gtk-keyboard.c',
'../eek/eek-keyboard.c',
'../eek/eek-layout.c',
'../eek/eek-renderer.c',
'../eek/eek-types.c',
'../eek/eek-xml-layout.c',
'../eek/layersurface.c',
dbus_src,
'../eekboard/eekboard-context-service.c',