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/*
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* Copyright (C) 2011 Daiki Ueno <ueno@unixuser.org>
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* Copyright (C) 2011 Red Hat, Inc.
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* Copyright (C) 2019 Purism, SPC
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* This file is responsible for managing keycode data and emitting keycodes. */
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#include "eekboard/key-emitter.h"
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#include <gdk/gdk.h>
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#include <X11/XKBlib.h>
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#include "eekboard/eekboard-context-service.h"
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// TODO: decide whether it's this struct that carries the keyboard around in key-emitter or if the whole manager should be dragged around
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// if this is the carrier, then it should be made part of the manager
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// hint: check which fields need to be persisted between keypresses; which between keyboards
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typedef struct {
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struct zwp_virtual_keyboard_v1 *virtual_keyboard; // unowned copy
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struct xkb_keymap *keymap; // unowned copy
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XkbDescRec *xkb;
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guint modifier_keycodes[8];
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guint modifier_indices[MOD_IDX_LAST];
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guint group;
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} SeatEmitter;
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int send_virtual_keyboard_key(
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struct zwp_virtual_keyboard_v1 *keyboard,
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unsigned int keycode,
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unsigned is_press,
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uint32_t timestamp
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) {
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zwp_virtual_keyboard_v1_key(keyboard, timestamp, keycode, (unsigned)is_press);
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return 0;
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}
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/* Finds the first key code for each modifier and saves it in modifier_keycodes */
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static void
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update_modifier_info (SeatEmitter *client)
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{
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client->modifier_indices[MOD_IDX_SHIFT] = xkb_keymap_mod_get_index(client->keymap, XKB_MOD_NAME_SHIFT);
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client->modifier_indices[MOD_IDX_CAPS] = xkb_keymap_mod_get_index(client->keymap, XKB_MOD_NAME_CAPS);
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client->modifier_indices[MOD_IDX_CTRL] = xkb_keymap_mod_get_index(client->keymap, XKB_MOD_NAME_CTRL);
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client->modifier_indices[MOD_IDX_ALT] = xkb_keymap_mod_get_index(client->keymap, XKB_MOD_NAME_ALT);
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client->modifier_indices[MOD_IDX_NUM] = xkb_keymap_mod_get_index(client->keymap, XKB_MOD_NAME_NUM);
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client->modifier_indices[MOD_IDX_MOD3] = xkb_keymap_mod_get_index(client->keymap, "Mod3");
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client->modifier_indices[MOD_IDX_LOGO] = xkb_keymap_mod_get_index(client->keymap, XKB_MOD_NAME_LOGO);
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client->modifier_indices[MOD_IDX_ALTGR] = xkb_keymap_mod_get_index(client->keymap, "Mod5");
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client->modifier_indices[MOD_IDX_NUMLK] = xkb_keymap_mod_get_index(client->keymap, "NumLock");
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client->modifier_indices[MOD_IDX_ALSO_ALT] = xkb_keymap_mod_get_index(client->keymap, "Alt");
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client->modifier_indices[MOD_IDX_LVL3] = xkb_keymap_mod_get_index(client->keymap, "LevelThree");
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client->modifier_indices[MOD_IDX_LALT] = xkb_keymap_mod_get_index(client->keymap, "LAlt");
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client->modifier_indices[MOD_IDX_RALT] = xkb_keymap_mod_get_index(client->keymap, "RAlt");
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client->modifier_indices[MOD_IDX_RCONTROL] = xkb_keymap_mod_get_index(client->keymap, "RControl");
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client->modifier_indices[MOD_IDX_LCONTROL] = xkb_keymap_mod_get_index(client->keymap, "LControl");
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client->modifier_indices[MOD_IDX_SCROLLLK] = xkb_keymap_mod_get_index(client->keymap, "ScrollLock");
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client->modifier_indices[MOD_IDX_LVL5] = xkb_keymap_mod_get_index(client->keymap, "LevelFive");
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client->modifier_indices[MOD_IDX_ALSO_ALTGR] = xkb_keymap_mod_get_index(client->keymap, "AltGr");
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client->modifier_indices[MOD_IDX_META] = xkb_keymap_mod_get_index(client->keymap, "Meta");
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client->modifier_indices[MOD_IDX_SUPER] = xkb_keymap_mod_get_index(client->keymap, "Super");
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client->modifier_indices[MOD_IDX_HYPER] = xkb_keymap_mod_get_index(client->keymap, "Hyper");
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/*
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for (xkb_mod_index_t i = 0;
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i < xkb_keymap_num_mods(client->keymap);
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i++) {
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g_log("squeek", G_LOG_LEVEL_DEBUG, "%s", xkb_keymap_mod_get_name(client->keymap, i));
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}*/
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}
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static void
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send_fake_key (SeatEmitter *emitter,
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LevelKeyboard *keyboard,
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guint keycode,
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gboolean pressed,
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uint32_t timestamp)
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{
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zwp_virtual_keyboard_v1_modifiers(emitter->virtual_keyboard, 0, 0, 0, 0);
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send_virtual_keyboard_key (emitter->virtual_keyboard, keycode - 8, (unsigned)pressed, timestamp);
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zwp_virtual_keyboard_v1_modifiers(emitter->virtual_keyboard, 0, 0, 0, 0);
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}
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void
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emit_key_activated (EekboardContextService *manager,
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LevelKeyboard *keyboard,
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guint keycode,
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gboolean pressed,
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uint32_t timestamp)
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{
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/* FIXME: figure out how to deal with Client after key presses go through
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if (g_strcmp0 (eek_symbol_get_name (symbol), "cycle-keyboard") == 0) {
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client->keyboards_head = g_slist_next (client->keyboards_head);
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if (client->keyboards_head == NULL)
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client->keyboards_head = client->keyboards;
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eekboard_context_set_keyboard (client->context,
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GPOINTER_TO_UINT(client->keyboards_head->data),
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NULL);
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return;
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}
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if (g_strcmp0 (eek_symbol_get_name (symbol), "preferences") == 0) {
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gchar *argv[2];
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GError *error;
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argv[0] = g_build_filename (LIBEXECDIR, "eekboard-setup", NULL);
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argv[1] = NULL;
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error = NULL;
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if (!g_spawn_async (NULL, argv, NULL, 0, NULL, NULL, NULL, &error)) {
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g_warning ("can't spawn %s: %s", argv[0], error->message);
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g_error_free (error);
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}
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g_free (argv[0]);
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return;
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}
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*/
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SeatEmitter emitter = {0};
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emitter.virtual_keyboard = manager->virtual_keyboard;
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update_modifier_info (&emitter);
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send_fake_key (&emitter, keyboard, keycode, pressed, timestamp);
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}
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Dorota Czaplejewicz