591 lines
17 KiB
C
591 lines
17 KiB
C
/*
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* Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
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* Copyright (C) 2010-2011 Red Hat, Inc.
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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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/**
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* SECTION:eekboard-context
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* @short_description: input context maintained by #EekboardServer.
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*
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* The #EekboardContext class provides a client access to remote input
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* context.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif /* HAVE_CONFIG_H */
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#include "eekboard/eekboard-context.h"
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enum {
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ENABLED,
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DISABLED,
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KEY_PRESSED,
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KEY_RELEASED,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL] = { 0, };
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enum {
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PROP_0,
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PROP_KEYBOARD_VISIBLE,
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PROP_LAST
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};
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G_DEFINE_TYPE (EekboardContext, eekboard_context, G_TYPE_DBUS_PROXY);
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#define EEKBOARD_CONTEXT_GET_PRIVATE(obj) \
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(G_TYPE_INSTANCE_GET_PRIVATE ((obj), EEKBOARD_TYPE_CONTEXT, EekboardContextPrivate))
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struct _EekboardContextPrivate
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{
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EekKeyboard *keyboard;
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gboolean keyboard_visible;
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gboolean enabled;
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};
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static void
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eekboard_context_real_g_signal (GDBusProxy *self,
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const gchar *sender_name,
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const gchar *signal_name,
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GVariant *parameters)
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{
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EekboardContext *context = EEKBOARD_CONTEXT (self);
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
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if (g_strcmp0 (signal_name, "Enabled") == 0) {
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g_signal_emit_by_name (context, "enabled");
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return;
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}
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if (g_strcmp0 (signal_name, "Disabled") == 0) {
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g_signal_emit_by_name (context, "disabled");
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return;
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}
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if (g_strcmp0 (signal_name, "KeyPressed") == 0) {
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guint keycode;
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g_variant_get (parameters, "(u)", &keycode);
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g_signal_emit_by_name (context, "key-pressed", keycode);
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return;
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}
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if (g_strcmp0 (signal_name, "KeyReleased") == 0) {
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guint keycode;
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g_variant_get (parameters, "(u)", &keycode);
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g_signal_emit_by_name (context, "key-released", keycode);
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return;
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}
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if (g_strcmp0 (signal_name, "KeyboardVisibilityChanged") == 0) {
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gboolean keyboard_visible;
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g_variant_get (parameters, "(b)", &keyboard_visible);
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if (keyboard_visible != priv->keyboard_visible) {
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priv->keyboard_visible = keyboard_visible;
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g_object_notify (G_OBJECT(context), "keyboard-visible");
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}
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return;
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}
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g_return_if_reached ();
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}
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static void
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eekboard_context_real_enabled (EekboardContext *self)
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{
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE(self);
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priv->enabled = TRUE;
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}
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static void
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eekboard_context_real_disabled (EekboardContext *self)
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{
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE(self);
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priv->enabled = FALSE;
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}
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static void
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eekboard_context_real_key_pressed (EekboardContext *self,
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guint keycode)
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{
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE(self);
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if (priv->keyboard) {
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EekKey *key = eek_keyboard_find_key_by_keycode (priv->keyboard,
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keycode);
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g_signal_emit_by_name (key, "pressed");
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}
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}
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static void
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eekboard_context_real_key_released (EekboardContext *self,
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guint keycode)
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{
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE(self);
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if (priv->keyboard) {
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EekKey *key = eek_keyboard_find_key_by_keycode (priv->keyboard,
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keycode);
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g_signal_emit_by_name (key, "released");
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}
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}
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static void
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eekboard_context_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE(object);
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switch (prop_id) {
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case PROP_KEYBOARD_VISIBLE:
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g_value_set_boolean (value, priv->keyboard_visible);
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break;
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default:
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g_object_get_property (object,
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g_param_spec_get_name (pspec),
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value);
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break;
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}
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}
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static void
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eekboard_context_dispose (GObject *self)
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{
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EekboardContextPrivate *priv = EEKBOARD_CONTEXT_GET_PRIVATE (self);
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if (priv->keyboard) {
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g_object_unref (priv->keyboard);
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priv->keyboard = NULL;
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}
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}
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static void
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eekboard_context_class_init (EekboardContextClass *klass)
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{
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GDBusProxyClass *proxy_class = G_DBUS_PROXY_CLASS (klass);
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GParamSpec *pspec;
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g_type_class_add_private (gobject_class,
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sizeof (EekboardContextPrivate));
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klass->enabled = eekboard_context_real_enabled;
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klass->disabled = eekboard_context_real_disabled;
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klass->key_pressed = eekboard_context_real_key_pressed;
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klass->key_released = eekboard_context_real_key_released;
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proxy_class->g_signal = eekboard_context_real_g_signal;
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gobject_class->get_property = eekboard_context_get_property;
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gobject_class->dispose = eekboard_context_dispose;
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/**
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* EekboardContext:keyboard-visible:
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*
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* Flag to indicate if keyboard is visible or not.
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*/
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pspec = g_param_spec_boolean ("keyboard-visible",
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"Keyboard-visible",
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"Flag that indicates if keyboard is visible",
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FALSE,
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G_PARAM_READABLE);
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g_object_class_install_property (gobject_class,
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PROP_KEYBOARD_VISIBLE,
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pspec);
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/**
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* EekboardContext::enabled:
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* @context: an #EekboardContext
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*
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* The ::enabled signal is emitted each time @context is enabled.
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*/
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signals[ENABLED] =
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g_signal_new ("enabled",
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G_TYPE_FROM_CLASS(gobject_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET(EekboardContextClass, enabled),
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NULL,
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NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE,
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0);
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/**
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* EekboardContext::disabled:
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* @context: an #EekboardContext
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*
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* The ::disabled signal is emitted each time @context is disabled.
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*/
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signals[DISABLED] =
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g_signal_new ("disabled",
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G_TYPE_FROM_CLASS(gobject_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET(EekboardContextClass, disabled),
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NULL,
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NULL,
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g_cclosure_marshal_VOID__VOID,
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G_TYPE_NONE,
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0);
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/**
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* EekboardContext::key-pressed:
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* @context: an #EekboardContext
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* @keycode: keycode
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*
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* The ::key-pressed signal is emitted each time a key is pressed
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* in @context.
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*/
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signals[KEY_PRESSED] =
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g_signal_new ("key-pressed",
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G_TYPE_FROM_CLASS(gobject_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET(EekboardContextClass, key_pressed),
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NULL,
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NULL,
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g_cclosure_marshal_VOID__UINT,
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G_TYPE_NONE,
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1,
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G_TYPE_UINT);
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/**
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* EekboardContext::key-released:
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* @context: an #EekboardContext
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* @keycode: keycode
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*
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* The ::key-released signal is emitted each time a key is released
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* in @context.
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*/
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signals[KEY_RELEASED] =
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g_signal_new ("key-released",
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G_TYPE_FROM_CLASS(gobject_class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET(EekboardContextClass, key_released),
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NULL,
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NULL,
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g_cclosure_marshal_VOID__UINT,
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G_TYPE_NONE,
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1,
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G_TYPE_UINT);
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}
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static void
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eekboard_context_init (EekboardContext *self)
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{
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EekboardContextPrivate *priv;
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priv = self->priv = EEKBOARD_CONTEXT_GET_PRIVATE(self);
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priv->keyboard = NULL;
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priv->keyboard_visible = FALSE;
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priv->enabled = FALSE;
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}
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/**
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* eekboard_context_new:
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* @connection: a #GDBusConnection
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* @object_path: object path
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* @cancellable: a #GCancellable
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*
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* Create a D-Bus proxy of an input context maintained by
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* eekboard-server. This function is seldom called from applications
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* since eekboard_server_create_context() calls it implicitly.
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*/
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EekboardContext *
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eekboard_context_new (GDBusConnection *connection,
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const gchar *object_path,
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GCancellable *cancellable)
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{
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GInitable *initable;
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GError *error;
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g_assert (object_path != NULL);
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g_assert (G_IS_DBUS_CONNECTION(connection));
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error = NULL;
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initable =
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g_initable_new (EEKBOARD_TYPE_CONTEXT,
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cancellable,
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&error,
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"g-name", "com.redhat.Eekboard.Server",
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"g-connection", connection,
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"g-interface-name", "com.redhat.Eekboard.Context",
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"g-object-path", object_path,
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NULL);
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if (initable != NULL)
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return EEKBOARD_CONTEXT (initable);
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return NULL;
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}
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static void
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context_async_ready_callback (GObject *source_object,
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GAsyncResult *res,
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gpointer user_data)
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{
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GError *error = NULL;
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GVariant *result;
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result = g_dbus_proxy_call_finish (G_DBUS_PROXY(source_object),
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res,
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&error);
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if (result)
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g_variant_unref (result);
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}
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/**
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* eekboard_context_set_keyboard:
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* @context: an #EekboardContext
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* @keyboard: an #EekKeyboard
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* @cancellable: a #GCancellable
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*
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* Set the keyboard description of @context to @keyboard.
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*/
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void
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eekboard_context_set_keyboard (EekboardContext *context,
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EekKeyboard *keyboard,
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GCancellable *cancellable)
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{
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EekboardContextPrivate *priv;
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GVariant *variant;
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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g_return_if_fail (EEK_IS_KEYBOARD(keyboard));
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priv = EEKBOARD_CONTEXT_GET_PRIVATE(context);
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if (priv->keyboard)
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g_object_unref (priv->keyboard);
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priv->keyboard = g_object_ref (keyboard);
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variant = eek_serializable_serialize (EEK_SERIALIZABLE(priv->keyboard));
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"SetKeyboard",
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g_variant_new ("(v)", variant),
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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context_async_ready_callback,
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NULL);
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g_variant_unref (variant);
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}
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/**
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* eekboard_context_set_group:
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* @context: an #EekboardContext
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* @group: group number
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* @cancellable: a #GCancellable
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*
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* Set the keyboard group of @context.
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*/
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void
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eekboard_context_set_group (EekboardContext *context,
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gint group,
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GCancellable *cancellable)
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{
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EekboardContextPrivate *priv;
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
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g_return_if_fail (priv->keyboard);
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g_return_if_fail (group >= 0);
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eek_keyboard_set_group (priv->keyboard, group);
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"SetGroup",
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g_variant_new ("(i)", group),
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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context_async_ready_callback,
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NULL);
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}
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/**
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* eekboard_context_show_keyboard:
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* @context: an #EekboardContext
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* @cancellable: a #GCancellable
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*
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* Request eekboard-server to show a keyboard set by
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* eekboard_context_set_keyboard().
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*/
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void
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eekboard_context_show_keyboard (EekboardContext *context,
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GCancellable *cancellable)
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{
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EekboardContextPrivate *priv;
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
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if (!priv->enabled)
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return;
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"ShowKeyboard",
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NULL,
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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context_async_ready_callback,
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NULL);
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}
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/**
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* eekboard_context_hide_keyboard:
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* @context: an #EekboardContext
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* @cancellable: a #GCancellable
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*
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* Request eekboard-server to hide a keyboard.
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*/
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void
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eekboard_context_hide_keyboard (EekboardContext *context,
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GCancellable *cancellable)
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{
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EekboardContextPrivate *priv;
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
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if (!priv->enabled)
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return;
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"HideKeyboard",
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NULL,
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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context_async_ready_callback,
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NULL);
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}
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/**
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* eekboard_context_press_key:
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* @context: an #EekboardContext
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* @keycode: keycode number
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* @cancellable: a #GCancellable
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*
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* Tell eekboard-server that a key identified by @keycode is pressed.
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*/
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void
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eekboard_context_press_key (EekboardContext *context,
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guint keycode,
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GCancellable *cancellable)
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{
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EekboardContextPrivate *priv;
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
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if (!priv->enabled)
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return;
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"PressKey",
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g_variant_new ("(u)", keycode),
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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context_async_ready_callback,
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NULL);
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}
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/**
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* eekboard_context_release_key:
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* @context: an #EekboardContext
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* @keycode: keycode number
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* @cancellable: a #GCancellable
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*
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* Tell eekboard-server that a key identified by @keycode is released.
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*/
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void
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eekboard_context_release_key (EekboardContext *context,
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guint keycode,
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GCancellable *cancellable)
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{
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EekboardContextPrivate *priv;
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
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if (!priv->enabled)
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return;
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"ReleaseKey",
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g_variant_new ("(u)", keycode),
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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context_async_ready_callback,
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NULL);
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}
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/**
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* eekboard_context_is_keyboard_visible:
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* @context: an #EekboardContext
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*
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* Check if keyboard is visible.
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*/
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gboolean
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eekboard_context_is_keyboard_visible (EekboardContext *context)
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{
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EekboardContextPrivate *priv;
|
|
|
|
g_assert (EEKBOARD_IS_CONTEXT(context));
|
|
|
|
priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
|
|
return priv->enabled && priv->keyboard_visible;
|
|
}
|
|
|
|
/**
|
|
* eekboard_context_set_enabled:
|
|
* @context: an #EekboardContext
|
|
* @enabled: flag to indicate if @context is enabled
|
|
*
|
|
* Set @context enabled or disabled. This function is seldom called
|
|
* since the flag is set via D-Bus signal #EekboardContext::enabled
|
|
* and #EekboardContext::disabled.
|
|
*/
|
|
void
|
|
eekboard_context_set_enabled (EekboardContext *context,
|
|
gboolean enabled)
|
|
{
|
|
EekboardContextPrivate *priv;
|
|
|
|
g_assert (EEKBOARD_IS_CONTEXT(context));
|
|
|
|
priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
|
|
priv->enabled = enabled;
|
|
}
|
|
|
|
/**
|
|
* eekboard_context_is_enabled:
|
|
* @context: an #EekboardContext
|
|
*
|
|
* Check if @context is enabled.
|
|
*/
|
|
gboolean
|
|
eekboard_context_is_enabled (EekboardContext *context)
|
|
{
|
|
EekboardContextPrivate *priv;
|
|
|
|
g_assert (EEKBOARD_IS_CONTEXT(context));
|
|
|
|
priv = EEKBOARD_CONTEXT_GET_PRIVATE (context);
|
|
return priv->enabled;
|
|
}
|