655 lines
19 KiB
C
655 lines
19 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: client interface of eekboard input context service
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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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#include "config.h"
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#include "eekboard/eekboard-context.h"
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//#include "eekboard/eekboard-marshalers.h"
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#define I_(string) g_intern_static_string (string)
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enum {
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ENABLED,
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DISABLED,
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DESTROYED,
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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_VISIBLE,
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PROP_LAST
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};
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typedef struct _EekboardContextPrivate
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{
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gboolean visible;
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gboolean enabled;
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gboolean fullscreen;
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gint group;
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} EekboardContextPrivate;
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G_DEFINE_TYPE_WITH_PRIVATE (EekboardContext, eekboard_context, G_TYPE_DBUS_PROXY)
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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_instance_private (context);
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if (g_strcmp0 (signal_name, "Enabled") == 0) {
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g_signal_emit (context, signals[ENABLED], 0);
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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 (context, signals[DISABLED], 0);
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return;
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}
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if (g_strcmp0 (signal_name, "Destroyed") == 0) {
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g_signal_emit (context, signals[DESTROYED], 0);
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return;
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}
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if (g_strcmp0 (signal_name, "VisibilityChanged") == 0) {
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gboolean visible = FALSE;
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g_variant_get (parameters, "(b)", &visible);
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if (visible != priv->visible) {
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priv->visible = visible;
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g_object_notify (G_OBJECT(context), "visible");
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}
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return;
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}
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if (g_strcmp0 (signal_name, "GroupChanged") == 0) {
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gint group = 0;
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g_variant_get (parameters, "(i)", &group);
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if (group != priv->group) {
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priv->group = group;
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/* g_object_notify (G_OBJECT(context), "group"); */
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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_instance_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_instance_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_destroyed (EekboardContext *self)
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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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EekboardContext *context = EEKBOARD_CONTEXT(object);
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EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
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switch (prop_id) {
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case PROP_VISIBLE:
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g_value_set_boolean (value, priv->visible);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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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_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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klass->enabled = eekboard_context_real_enabled;
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klass->disabled = eekboard_context_real_disabled;
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klass->destroyed = eekboard_context_real_destroyed;
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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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/**
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* EekboardContext: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 ("visible",
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"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_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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* Emitted when @context is enabled.
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*/
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signals[ENABLED] =
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g_signal_new (I_("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 (I_("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::destroyed:
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* @context: an #EekboardContext
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*
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* The ::destroyed signal is emitted each time the name of remote
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* end is vanished.
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*/
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signals[DESTROYED] =
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g_signal_new (I_("destroyed"),
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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, destroyed),
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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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static void
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eekboard_context_init (EekboardContext *self)
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{
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/* void */
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}
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static void
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context_name_vanished_callback (GDBusConnection *connection,
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const gchar *name,
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gpointer user_data)
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{
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EekboardContext *context = user_data;
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g_signal_emit (context, signals[DESTROYED], 0);
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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_return_val_if_fail (object_path != NULL, NULL);
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g_return_val_if_fail (G_IS_DBUS_CONNECTION(connection), NULL);
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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", "org.fedorahosted.Eekboard",
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"g-connection", connection,
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"g-interface-name", "org.fedorahosted.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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EekboardContext *context = EEKBOARD_CONTEXT (initable);
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gchar *name_owner = g_dbus_proxy_get_name_owner (G_DBUS_PROXY(context));
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if (name_owner == NULL) {
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g_object_unref (context);
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return NULL;
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}
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/* the vanished callback is called when the server is disconnected */
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g_bus_watch_name_on_connection (connection,
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name_owner,
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G_BUS_NAME_WATCHER_FLAGS_NONE,
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NULL,
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context_name_vanished_callback,
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context,
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NULL);
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g_free (name_owner);
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return context;
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}
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g_warning ("can't create context client: %s", error->message);
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g_error_free (error);
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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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else {
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g_warning ("error in D-Bus proxy call: %s", error->message);
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g_error_free (error);
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}
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}
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/**
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* eekboard_context_add_keyboard:
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* @context: an #EekboardContext
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* @keyboard: a string representing keyboard
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* @cancellable: a #GCancellable
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*
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* Register @keyboard in @context.
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*/
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guint
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eekboard_context_add_keyboard (EekboardContext *context,
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const gchar *keyboard,
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GCancellable *cancellable)
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{
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GVariant *result;
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GError *error;
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g_return_val_if_fail (EEKBOARD_IS_CONTEXT(context), 0);
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error = NULL;
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result = g_dbus_proxy_call_sync (G_DBUS_PROXY(context),
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"AddKeyboard",
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g_variant_new ("(s)", keyboard),
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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cancellable,
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&error);
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if (result) {
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guint keyboard_id;
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g_variant_get (result, "(u)", &keyboard_id);
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g_variant_unref (result);
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return keyboard_id;
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}
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g_warning ("error in AddKeyboard call: %s", error->message);
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g_error_free (error);
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return 0;
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}
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/**
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* eekboard_context_remove_keyboard:
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* @context: an #EekboardContext
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* @keyboard_id: keyboard ID
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* @cancellable: a #GCancellable
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*
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* Unregister the keyboard with @keyboard_id in @context.
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*/
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void
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eekboard_context_remove_keyboard (EekboardContext *context,
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guint keyboard_id,
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GCancellable *cancellable)
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{
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"RemoveKeyboard",
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g_variant_new ("(u)", keyboard_id),
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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_set_keyboard:
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* @context: an #EekboardContext
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* @keyboard_id: keyboard ID
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* @cancellable: a #GCancellable
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*
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* Select a keyboard with ID @keyboard_id in @context.
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*/
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void
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eekboard_context_set_keyboard (EekboardContext *context,
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guint keyboard_id,
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GCancellable *cancellable)
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{
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"SetKeyboard",
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g_variant_new ("(u)", keyboard_id),
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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_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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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
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if (priv->group != 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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/**
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* eekboard_context_get_group:
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* @context: an #EekboardContext
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* @cancellable: a #GCancellable
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*
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* Get the keyboard group of @context.
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*/
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gint
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eekboard_context_get_group (EekboardContext *context,
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GCancellable *cancellable)
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{
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g_return_val_if_fail (EEKBOARD_IS_CONTEXT(context), 0);
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EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
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return priv->group;
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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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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
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if (priv->enabled) {
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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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/**
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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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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
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if (priv->enabled) {
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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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/**
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* eekboard_context_press_keycode:
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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_keycode (EekboardContext *context,
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guint keycode,
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GCancellable *cancellable)
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{
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g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
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EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
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if (priv->enabled) {
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g_dbus_proxy_call (G_DBUS_PROXY(context),
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"PressKeycode",
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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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/**
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* eekboard_context_release_keycode:
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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_keycode (EekboardContext *context,
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guint keycode,
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GCancellable *cancellable)
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{
|
|
g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
|
|
|
|
EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
|
|
|
|
if (priv->enabled) {
|
|
g_dbus_proxy_call (G_DBUS_PROXY(context),
|
|
"ReleaseKeycode",
|
|
g_variant_new ("(u)", keycode),
|
|
G_DBUS_CALL_FLAGS_NONE,
|
|
-1,
|
|
cancellable,
|
|
context_async_ready_callback,
|
|
NULL);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* eekboard_context_is_visible:
|
|
* @context: an #EekboardContext
|
|
*
|
|
* Check if keyboard is visible.
|
|
*/
|
|
gboolean
|
|
eekboard_context_is_visible (EekboardContext *context)
|
|
{
|
|
g_return_val_if_fail (EEKBOARD_IS_CONTEXT(context), FALSE);
|
|
|
|
EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
|
|
|
|
return priv->enabled && priv->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)
|
|
{
|
|
g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
|
|
|
|
EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
|
|
|
|
priv->enabled = enabled;
|
|
}
|
|
|
|
/**
|
|
* eekboard_context_is_enabled:
|
|
* @context: an #EekboardContext
|
|
*
|
|
* Check if @context is enabled.
|
|
*/
|
|
gboolean
|
|
eekboard_context_is_enabled (EekboardContext *context)
|
|
{
|
|
g_return_val_if_fail (EEKBOARD_IS_CONTEXT(context), FALSE);
|
|
|
|
EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
|
|
|
|
return priv->enabled;
|
|
}
|
|
|
|
/**
|
|
* eekboard_context_set_fullscreen:
|
|
* @context: an #EekboardContext
|
|
* @fullscreen: a flag to indicate fullscreen mode
|
|
* @cancellable: a #GCancellable
|
|
*
|
|
* Set the fullscreen mode of @context.
|
|
*/
|
|
void
|
|
eekboard_context_set_fullscreen (EekboardContext *context,
|
|
gboolean fullscreen,
|
|
GCancellable *cancellable)
|
|
{
|
|
g_return_if_fail (EEKBOARD_IS_CONTEXT(context));
|
|
|
|
EekboardContextPrivate *priv = eekboard_context_get_instance_private (context);
|
|
|
|
if (priv->fullscreen != fullscreen) {
|
|
g_dbus_proxy_call (G_DBUS_PROXY(context),
|
|
"SetFullscreen",
|
|
g_variant_new ("(b)", fullscreen),
|
|
G_DBUS_CALL_FLAGS_NONE,
|
|
-1,
|
|
cancellable,
|
|
context_async_ready_callback,
|
|
NULL);
|
|
}
|
|
}
|