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fcitxgclient.c
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fcitxgclient.c
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/*
* SPDX-FileCopyrightText: 2012~2012 CSSlayer <wengxt@gmail.com>
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "fcitxgclient.h"
#include "fcitxgwatcher.h"
#include "marshall.h"
typedef struct _ProcessKeyStruct ProcessKeyStruct;
/**
* FcitxGClient:
*
* A #FcitxGClient allow to create a input context via DBus
*/
enum {
PROP_0,
PROP_WATCHER,
};
struct _ProcessKeyStruct {
FcitxGClient *self;
GAsyncReadyCallback callback;
void *user_data;
};
struct _FcitxGClientClass {
GObjectClass parent_class;
/* signals */
/*< private >*/
/* padding */
};
struct _FcitxGClient {
GObject parent_instance;
/* instance member */
FcitxGClientPrivate *priv;
};
struct _FcitxGClientPrivate {
GDBusProxy *improxy;
GDBusProxy *icproxy;
gchar *icname;
guint8 uuid[16];
gchar *display;
gchar *program;
GCancellable *cancellable;
FcitxGWatcher *watcher;
guint watch_id;
guint32 version;
gboolean batch;
};
static const gchar introspection_xml[] =
"<node>"
" <interface name=\"org.fcitx.Fcitx.InputMethod1\">"
" <method name=\"CreateInputContext\">\n"
" <arg direction=\"in\" type=\"a(ss)\"/>\n"
" <arg direction=\"out\" type=\"o\"/>\n"
" <arg direction=\"out\" type=\"ay\"/>\n"
" </method>\n"
" <method name=\"Version\">\n"
" <arg direction=\"out\" type=\"u\"/>\n"
" </method>\n"
" </interface>"
"</node>";
static const gchar ic_introspection_xml[] =
"<node>\n"
" <interface name=\"org.fcitx.Fcitx.InputContext1\">\n"
" <method name=\"FocusIn\">\n"
" </method>\n"
" <method name=\"FocusOut\">\n"
" </method>\n"
" <method name=\"Reset\">\n"
" </method>\n"
" <method name=\"SetCursorRect\">\n"
" <arg name=\"x\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"y\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"w\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"h\" direction=\"in\" type=\"i\"/>\n"
" </method>\n"
" <method name=\"SetCursorRectV2\">\n"
" <arg name=\"x\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"y\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"w\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"h\" direction=\"in\" type=\"i\"/>\n"
" <arg name=\"scale\" direction=\"in\" type=\"d\"/>\n"
" </method>\n"
" <method name=\"SetCapability\">\n"
" <arg name=\"caps\" direction=\"in\" type=\"t\"/>\n"
" </method>\n"
" <method name=\"SetSurroundingText\">\n"
" <arg name=\"text\" direction=\"in\" type=\"s\"/>\n"
" <arg name=\"cursor\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"anchor\" direction=\"in\" type=\"u\"/>\n"
" </method>\n"
" <method name=\"SetSurroundingTextPosition\">\n"
" <arg name=\"cursor\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"anchor\" direction=\"in\" type=\"u\"/>\n"
" </method>\n"
" <method name=\"DestroyIC\">\n"
" </method>\n"
" <method name=\"ProcessKeyEvent\">\n"
" <arg name=\"keyval\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"keycode\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"state\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"isRelease\" direction=\"in\" type=\"b\"/>\n"
" <arg name=\"time\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"ret\" direction=\"out\" type=\"b\"/>\n"
" </method>\n"
" <method name=\"ProcessKeyEventBatch\">\n"
" <arg name=\"keyval\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"keycode\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"state\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"isRelease\" direction=\"in\" type=\"b\"/>\n"
" <arg name=\"time\" direction=\"in\" type=\"u\"/>\n"
" <arg name=\"event\" direction=\"out\" type=\"a(uv)\"/>\n"
" <arg name=\"ret\" direction=\"out\" type=\"b\"/>\n"
" </method>\n"
" <method name=\"PrevPage\">\n"
" </method>\n"
" <method name=\"NextPage\">\n"
" </method>\n"
" <method name=\"SelectCandidate\">\n"
" <arg name=\"index\" direction=\"in\" type=\"i\"/>\n"
" </method>\n"
" <signal name=\"CommitString\">\n"
" <arg name=\"str\" type=\"s\"/>\n"
" </signal>\n"
" <signal name=\"CurrentIM\">\n"
" <arg name=\"name\" type=\"s\"/>\n"
" <arg name=\"uniqueName\" type=\"s\"/>\n"
" <arg name=\"langCode\" type=\"s\"/>\n"
" </signal>\n"
" <signal name=\"DeleteSurroundingText\">\n"
" <arg name=\"offset\" type=\"i\"/>\n"
" <arg name=\"nchar\" type=\"u\"/>\n"
" </signal>\n"
" <signal name=\"UpdateFormattedPreedit\">\n"
" <arg name=\"str\" type=\"a(si)\"/>\n"
" <arg name=\"cursorpos\" type=\"i\"/>\n"
" </signal>\n"
" <signal name=\"UpdateClientSideUI\">\n"
" <arg name=\"preedit\" type=\"a(si)\"/>\n"
" <arg name=\"cursorpos\" type=\"i\"/>\n"
" <arg name=\"auxUp\" type=\"a(si)\"/>\n"
" <arg name=\"auxDown\" type=\"a(si)\"/>\n"
" <arg name=\"candidates\" type=\"a(ss)\"/>\n"
" <arg name=\"candidateIndex\" type=\"i\"/>\n"
" <arg name=\"layoutHint\" type=\"i\"/>\n"
" <arg name=\"hasPrev\" type=\"b\"/>\n"
" <arg name=\"hasNext\" type=\"b\"/>\n"
" </signal>\n"
" <signal name=\"ForwardKey\">\n"
" <arg name=\"keyval\" type=\"u\"/>\n"
" <arg name=\"state\" type=\"u\"/>\n"
" <arg name=\"type\" type=\"b\"/>\n"
" </signal>\n"
" <signal name=\"NotifyFocusOut\">\n"
" </signal>\n"
" </interface>\n"
"</node>\n";
G_DEFINE_TYPE_WITH_PRIVATE(FcitxGClient, fcitx_g_client, G_TYPE_OBJECT);
enum {
CONNECTED_SIGNAL,
FORWARD_KEY_SIGNAL,
COMMIT_STRING_SIGNAL,
DELETE_SURROUNDING_TEXT_SIGNAL,
UPDATED_FORMATTED_PREEDIT_SIGNAL,
UPDATE_CLIENT_SIDE_UI_SIGNAL,
CURRENT_IM_SIGNAL,
NOTIFY_FOCUS_OUT_SIGNAL,
LAST_SIGNAL
};
// This need to kept in sync with dbusfrontend.cpp
enum {
BATCHED_COMMIT_STRING = 0,
BATCHED_PREEDIT,
BATCHED_FORWARD_KEY,
BATCHED_DELETE_SURROUNDING
};
static guint signals[LAST_SIGNAL] = {0};
static GDBusInterfaceInfo *_fcitx_g_client_get_interface_info(void);
static GDBusInterfaceInfo *_fcitx_g_client_get_clientic_info(void);
static void _fcitx_g_client_update_availability(FcitxGClient *self);
static void _fcitx_g_client_availability_changed(FcitxGWatcher *connection,
gboolean avail,
gpointer user_data);
static void _fcitx_g_client_service_vanished(GDBusConnection *conn,
const gchar *name,
gpointer user_data);
static void _fcitx_g_client_create_ic(FcitxGClient *self);
static void _fcitx_g_client_create_ic_phase1_finished(GObject *source_object,
GAsyncResult *res,
gpointer user_data);
static void _fcitx_g_client_version_cb(GObject *source_object,
GAsyncResult *res, gpointer user_data);
static void _fcitx_g_client_create_ic_cb(GObject *source_object,
GAsyncResult *res, gpointer user_data);
static void _fcitx_g_client_create_ic_phase2_finished(GObject *source_object,
GAsyncResult *res,
gpointer user_data);
static void _fcitx_g_client_g_signal(GDBusProxy *proxy, gchar *sender_name,
gchar *signal_name, GVariant *parameters,
gpointer user_data);
static void _fcitx_g_client_clean_up(FcitxGClient *self);
static gboolean _fcitx_g_client_recheck(gpointer user_data);
static void _fcitx_g_client_handle_forward_key(FcitxGClient *self,
GVariant *parameters);
static void _fcitx_g_client_handle_commit_string(FcitxGClient *self,
GVariant *parameters);
static void _fcitx_g_client_handle_preedit(FcitxGClient *self,
GVariant *parameters);
static void _fcitx_g_client_handle_delete_surrounding(FcitxGClient *self,
GVariant *parameters);
static void fcitx_g_client_finalize(GObject *object);
static void fcitx_g_client_dispose(GObject *object);
static void fcitx_g_client_constructed(GObject *object);
static void fcitx_g_client_set_property(GObject *gobject, guint prop_id,
const GValue *value, GParamSpec *pspec);
static void _item_free(gpointer arg);
#define STATIC_INTERFACE_INFO(FUNCTION, XML) \
static GDBusInterfaceInfo *FUNCTION(void) { \
static gsize has_info = 0; \
static GDBusInterfaceInfo *info = NULL; \
if (g_once_init_enter(&has_info)) { \
GDBusNodeInfo *introspection_data; \
introspection_data = g_dbus_node_info_new_for_xml(XML, NULL); \
info = introspection_data->interfaces[0]; \
g_once_init_leave(&has_info, 1); \
} \
return info; \
}
STATIC_INTERFACE_INFO(_fcitx_g_client_get_interface_info, introspection_xml)
STATIC_INTERFACE_INFO(_fcitx_g_client_get_clientic_info, ic_introspection_xml)
static void fcitx_g_client_class_init(FcitxGClientClass *klass) {
GObjectClass *gobject_class;
gobject_class = G_OBJECT_CLASS(klass);
gobject_class->set_property = fcitx_g_client_set_property;
gobject_class->dispose = fcitx_g_client_dispose;
gobject_class->finalize = fcitx_g_client_finalize;
gobject_class->constructed = fcitx_g_client_constructed;
g_object_class_install_property(
gobject_class, PROP_WATCHER,
g_param_spec_object("watcher", "Fcitx Watcher", "Fcitx Watcher",
FCITX_G_TYPE_WATCHER,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
/* install signals */
/**
* FcitxGClient::connected:
* @self: A #FcitxGClient
*
* Emit when connected to fcitx and created ic
*/
signals[CONNECTED_SIGNAL] =
g_signal_new("connected", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0,
NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
/**
* FcitxGClient::forward-key:
* @self: A #FcitxGClient
* @keyval: key value
* @state: key state
* @type: event type
*
* Emit when input method ask for forward a key
*/
signals[FORWARD_KEY_SIGNAL] =
g_signal_new("forward-key", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0,
NULL, NULL, fcitx_marshall_VOID__UINT_UINT_INT,
G_TYPE_NONE, 3, G_TYPE_UINT, G_TYPE_INT, G_TYPE_INT);
/**
* FcitxGClient::commit-string:
* @self: A #FcitxGClient
* @string: string to be commited
*
* Emit when input method commit one string
*/
signals[COMMIT_STRING_SIGNAL] = g_signal_new(
"commit-string", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0, NULL, NULL,
g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING);
/**
* FcitxGClient::delete-surrounding-text:
* @self: A #FcitxGClient
* @cursor: deletion start
* @len: deletion length
*
* Emit when input method need to delete surrounding text
*/
signals[DELETE_SURROUNDING_TEXT_SIGNAL] = g_signal_new(
"delete-surrounding-text", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0,
NULL, NULL, fcitx_marshall_VOID__INT_UINT, G_TYPE_NONE, 2, G_TYPE_INT,
G_TYPE_UINT);
/**
* FcitxGClient::update-formatted-preedit:
* @self: A #FcitxGClient
* @preedit: (transfer none) (element-type FcitxGPreeditItem): A
* #FcitxGPreeditItem List
* @cursor: cursor position by utf8 byte
*
* Emit when input method needs to update formatted preedit
*/
signals[UPDATED_FORMATTED_PREEDIT_SIGNAL] = g_signal_new(
"update-formatted-preedit", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0,
NULL, NULL, fcitx_marshall_VOID__BOXED_INT, G_TYPE_NONE, 2,
G_TYPE_PTR_ARRAY, G_TYPE_INT);
/**
* FcitxGClient::update-client-side-ui:
* @self: A #FcitxGClient
* @preedit: (transfer none) (element-type FcitxGPreeditItem): A
* #FcitxGPreeditItem List
* @preedit_cursor: preedit cursor position by utf8 byte
* @aux_up: (transfer none) (element-type FcitxGPreeditItem): A
* #FcitxGPreeditItem List
* @aux_down: (transfer none) (element-type FcitxGPreeditItem): A
* #FcitxGPreeditItem List
* @candidate_list: (transfer none) (element-type FcitxGCandidateItem): A
* #FcitxGCandidateItem List
* @candidate_cursor: candidate cursor position
* @candidate_layout_hint: candidate layout hint
* @has_prev: has prev page
* @has_next: has next page
*
* Emit when input method needs to update the client-side user interface
*/
signals[UPDATE_CLIENT_SIDE_UI_SIGNAL] = g_signal_new(
"update-client-side-ui", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0,
NULL, NULL,
fcitx_marshall_VOID__BOXED_INT_BOXED_BOXED_BOXED_INT_INT_BOOLEAN_BOOLEAN,
G_TYPE_NONE, 9, G_TYPE_PTR_ARRAY, G_TYPE_INT, G_TYPE_PTR_ARRAY,
G_TYPE_PTR_ARRAY, G_TYPE_PTR_ARRAY, G_TYPE_INT, G_TYPE_INT,
G_TYPE_BOOLEAN, G_TYPE_BOOLEAN);
/**
* FcitxGClient::current-im:
* @self: A #FcitxGClient
* @name: name of input method
* @unique_name: unique name of input method
* @lang_code: language code of input method
*
* Emit when input method used in input context changed
*/
signals[CURRENT_IM_SIGNAL] = g_signal_new(
"current-im", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0, NULL, NULL,
fcitx_marshall_VOID__STRING_STRING_STRING, G_TYPE_NONE, 3,
G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
/**
* FcitxGClient::notify-focus-out:
* @self: A #FcitxGClient
*
* Emit when focus out happens on server side
*/
signals[NOTIFY_FOCUS_OUT_SIGNAL] = g_signal_new(
"notify-focus-out", FCITX_G_TYPE_CLIENT, G_SIGNAL_RUN_LAST, 0, NULL,
NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
}
static void fcitx_g_client_init(FcitxGClient *self) {
self->priv = fcitx_g_client_get_instance_private(self);
self->priv->watcher = NULL;
self->priv->cancellable = NULL;
self->priv->improxy = NULL;
self->priv->icproxy = NULL;
self->priv->icname = NULL;
self->priv->display = NULL;
self->priv->program = NULL;
self->priv->watch_id = 0;
self->priv->version = 0;
self->priv->batch = TRUE;
}
static void fcitx_g_client_constructed(GObject *object) {
FcitxGClient *self = FCITX_G_CLIENT(object);
G_OBJECT_CLASS(fcitx_g_client_parent_class)->constructed(object);
if (!self->priv->watcher) {
self->priv->watcher = fcitx_g_watcher_new();
g_object_ref_sink(self->priv->watcher);
fcitx_g_watcher_watch(self->priv->watcher);
}
g_signal_connect(self->priv->watcher, "availability-changed",
(GCallback)_fcitx_g_client_availability_changed, self);
_fcitx_g_client_availability_changed(
self->priv->watcher,
fcitx_g_watcher_is_service_available(self->priv->watcher), self);
}
static void fcitx_g_client_finalize(GObject *object) {
if (G_OBJECT_CLASS(fcitx_g_client_parent_class)->finalize != NULL) {
G_OBJECT_CLASS(fcitx_g_client_parent_class)->finalize(object);
}
}
static void fcitx_g_client_dispose(GObject *object) {
FcitxGClient *self = FCITX_G_CLIENT(object);
if (self->priv->icproxy) {
g_dbus_proxy_call(self->priv->icproxy, "DestroyIC", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
g_signal_handlers_disconnect_by_data(self->priv->watcher, self);
_fcitx_g_client_clean_up(self);
g_clear_pointer(&self->priv->display, g_free);
g_clear_pointer(&self->priv->program, g_free);
if (G_OBJECT_CLASS(fcitx_g_client_parent_class)->dispose != NULL) {
G_OBJECT_CLASS(fcitx_g_client_parent_class)->dispose(object);
}
}
/**
* fcitx_g_client_get_uuid
* @self: a #FcitxGWatcher
*
* Returns: (transfer none): the current uuid of input context.
*/
const guint8 *fcitx_g_client_get_uuid(FcitxGClient *self) {
return self->priv->uuid;
}
/**
* fcitx_g_client_focus_in:
* @self: A #FcitxGClient
*
* tell fcitx current client has focus
**/
void fcitx_g_client_focus_in(FcitxGClient *self) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "FocusIn", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_focus_out:
* @self: A #FcitxGClient
*
* tell fcitx current client has lost focus
**/
void fcitx_g_client_focus_out(FcitxGClient *self) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "FocusOut", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_reset:
* @self: A #FcitxGClient
*
* tell fcitx current client is reset from client side
**/
void fcitx_g_client_reset(FcitxGClient *self) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "Reset", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_set_capability:
* @self: A #FcitxGClient
* @flags: capability
*
* set client capability of input context.
**/
void fcitx_g_client_set_capability(FcitxGClient *self, guint64 flags) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "SetCapability",
g_variant_new("(t)", flags), G_DBUS_CALL_FLAGS_NONE, -1,
NULL, NULL, NULL);
}
/**
* fcitx_g_client_set_cursor_rect:
* @self: A #FcitxGClient
* @x: x of cursor
* @y: y of cursor
* @w: width of cursor
* @h: height of cursor
*
* tell fcitx current client's cursor geometry info
**/
void fcitx_g_client_set_cursor_rect(FcitxGClient *self, gint x, gint y, gint w,
gint h) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "SetCursorRect",
g_variant_new("(iiii)", x, y, w, h),
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_set_cursor_rect_with_scale_factor:
* @self: A #FcitxGClient
* @x: x of cursor
* @y: y of cursor
* @w: width of cursor
* @h: height of cursor
* @scale: scale factor of surface
*
* tell fcitx current client's cursor geometry info
**/
void fcitx_g_client_set_cursor_rect_with_scale_factor(FcitxGClient *self,
gint x, gint y, gint w,
gint h, gdouble scale) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "SetCursorRectV2",
g_variant_new("(iiiid)", x, y, w, h, scale),
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_prev:
* @self: A #FcitxGClient
*
* tell fcitx current client to go prev page.
**/
void fcitx_g_client_prev_page(FcitxGClient *self) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "PrevPage", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_next:
* @self: A #FcitxGClient
*
* tell fcitx current client to go next page.
**/
void fcitx_g_client_next_page(FcitxGClient *self) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "NextPage", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
/**
* fcitx_g_client_select_candidate:
* @self: A #FcitxGClient
* @index: Candidate index
*
* tell fcitx current client to select candidate.
**/
void fcitx_g_client_select_candidate(FcitxGClient *self, int index) {
g_return_if_fail(fcitx_g_client_is_valid(self));
g_dbus_proxy_call(self->priv->icproxy, "SelectCandidate",
g_variant_new("(i)", index), G_DBUS_CALL_FLAGS_NONE, -1,
NULL, NULL, NULL);
}
/**
* fcitx_g_client_set_surrounding_text:
* @self: A #FcitxGClient
* @text: (transfer none) (allow-none): surroundng text
* @cursor: cursor position coresponding to text
* @anchor: anchor position coresponding to text
**/
void fcitx_g_client_set_surrounding_text(FcitxGClient *self, gchar *text,
guint cursor, guint anchor) {
g_return_if_fail(fcitx_g_client_is_valid(self));
if (text) {
g_dbus_proxy_call(self->priv->icproxy, "SetSurroundingText",
g_variant_new("(suu)", text, cursor, anchor),
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
} else {
g_dbus_proxy_call(self->priv->icproxy, "SetSurroundingTextPosition",
g_variant_new("(uu)", cursor, anchor),
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
}
}
static gboolean _fcitx_g_client_handle_process_key_reply(FcitxGClient *self,
GVariant *result) {
gboolean ret = FALSE;
if (self->priv->version > 0 && self->priv->batch) {
g_autoptr(GVariantIter) iter = NULL;
g_variant_get(result, "(a(uv)b)", &iter, &ret);
GVariant *event;
while ((event = g_variant_iter_next_value(iter))) {
GVariant *data;
guint32 type;
g_variant_get(event, "(uv)", &type, &data);
switch (type) {
case BATCHED_COMMIT_STRING:
_fcitx_g_client_handle_commit_string(self, data);
break;
case BATCHED_FORWARD_KEY:
_fcitx_g_client_handle_forward_key(self, data);
break;
case BATCHED_PREEDIT:
_fcitx_g_client_handle_preedit(self, data);
break;
case BATCHED_DELETE_SURROUNDING:
_fcitx_g_client_handle_delete_surrounding(self, data);
break;
default:
break;
}
g_variant_unref(event);
}
} else {
g_variant_get(result, "(b)", &ret);
}
return ret;
}
/**
* fcitx_g_client_process_key_finish:
* @self: A #FcitxGClient
* @res: result
*
* use this function with #fcitx_g_client_process_key_async
*
* Returns: process key result
**/
gboolean fcitx_g_client_process_key_finish(FcitxGClient *self,
GAsyncResult *res) {
g_return_val_if_fail(fcitx_g_client_is_valid(self), FALSE);
gboolean ret = FALSE;
g_autoptr(GVariant) result =
g_dbus_proxy_call_finish(self->priv->icproxy, res, NULL);
if (result) {
ret = _fcitx_g_client_handle_process_key_reply(self, result);
}
return ret;
}
static void _process_key_data_free(ProcessKeyStruct *pk) {
g_object_unref(pk->self);
g_free(pk);
}
static void _fcitx_g_client_process_key_cb(G_GNUC_UNUSED GObject *source_object,
GAsyncResult *res,
gpointer user_data) {
ProcessKeyStruct *pk = user_data;
pk->callback(G_OBJECT(pk->self), res, pk->user_data);
_process_key_data_free(pk);
}
/**
* fcitx_g_client_process_key:
* @self: A #FcitxGClient
* @keyval: key value
* @keycode: hardware key code
* @state: key state
* @isRelease: event type is key release
* @t: timestamp
* @timeout_msec: timeout in millisecond
* @cancellable: cancellable
* @callback: (scope async) (closure user_data): callback
* @user_data: (closure): user data
*
* use this function with #fcitx_g_client_process_key_finish
**/
void fcitx_g_client_process_key(FcitxGClient *self, guint32 keyval,
guint32 keycode, guint32 state,
gboolean isRelease, guint32 t,
gint timeout_msec, GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data) {
g_return_if_fail(fcitx_g_client_is_valid(self));
ProcessKeyStruct *pk = g_new(ProcessKeyStruct, 1);
pk->self = g_object_ref(self);
pk->callback = callback;
pk->user_data = user_data;
const char *method = (self->priv->version > 0 && self->priv->batch)
? "ProcessKeyEventBatch"
: "ProcessKeyEvent";
g_dbus_proxy_call(
self->priv->icproxy, method,
g_variant_new("(uuubu)", keyval, keycode, state, isRelease, t),
G_DBUS_CALL_FLAGS_NONE, timeout_msec, cancellable,
_fcitx_g_client_process_key_cb, pk);
}
/**
* fcitx_g_client_process_key_sync:
* @self: A #FcitxGClient
* @keyval: key value
* @keycode: hardware key code
* @state: key state
* @isRelease: is key release
* @t: timestamp
*
* send a key event to fcitx synchronizely
*
* Returns: the key is processed or not
*/
gboolean fcitx_g_client_process_key_sync(FcitxGClient *self, guint32 keyval,
guint32 keycode, guint32 state,
gboolean isRelease, guint32 t) {
g_return_val_if_fail(fcitx_g_client_is_valid(self), FALSE);
gboolean ret = FALSE;
const char *method = (self->priv->version > 0 && self->priv->batch)
? "ProcessKeyEventBatch"
: "ProcessKeyEvent";
g_autoptr(GVariant) result = g_dbus_proxy_call_sync(
self->priv->icproxy, method,
g_variant_new("(uuubu)", keyval, keycode, state, isRelease, t),
G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL);
if (result) {
ret = _fcitx_g_client_handle_process_key_reply(self, result);
}
return ret;
}
static void
_fcitx_g_client_availability_changed(G_GNUC_UNUSED FcitxGWatcher *connection,
G_GNUC_UNUSED gboolean avail,
gpointer user_data) {
FcitxGClient *self = user_data;
_fcitx_g_client_update_availability(self);
}
static void _fcitx_g_client_update_availability(FcitxGClient *self) {
g_timeout_add_full(G_PRIORITY_DEFAULT, 100, _fcitx_g_client_recheck,
g_object_ref(self), g_object_unref);
}
static gboolean _fcitx_g_client_recheck(gpointer user_data) {
FcitxGClient *self = user_data;
// Check we are not valid or in the process of create ic.
if (!fcitx_g_client_is_valid(self) && self->priv->cancellable == NULL &&
fcitx_g_watcher_is_service_available(self->priv->watcher)) {
_fcitx_g_client_create_ic(self);
}
if (!fcitx_g_watcher_is_service_available(self->priv->watcher)) {
_fcitx_g_client_clean_up(self);
}
return FALSE;
}
static void _fcitx_g_client_create_ic(FcitxGClient *self) {
g_return_if_fail(fcitx_g_watcher_is_service_available(self->priv->watcher));
_fcitx_g_client_clean_up(self);
const gchar *service_name =
fcitx_g_watcher_get_service_name(self->priv->watcher);
GDBusConnection *connection =
fcitx_g_watcher_get_connection(self->priv->watcher);
self->priv->watch_id = g_bus_watch_name_on_connection(
connection, service_name, G_BUS_NAME_WATCHER_FLAGS_NONE, NULL,
_fcitx_g_client_service_vanished, self, NULL);
self->priv->cancellable = g_cancellable_new();
g_dbus_proxy_new(connection, G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES,
_fcitx_g_client_get_interface_info(), service_name,
"/org/freedesktop/portal/inputmethod",
"org.fcitx.Fcitx.InputMethod1", self->priv->cancellable,
_fcitx_g_client_create_ic_phase1_finished,
g_object_ref(self));
}
static void
_fcitx_g_client_service_vanished(G_GNUC_UNUSED GDBusConnection *conn,
G_GNUC_UNUSED const gchar *name,
gpointer user_data) {
FcitxGClient *self = user_data;
_fcitx_g_client_clean_up(self);
_fcitx_g_client_update_availability(self);
}
static void
_fcitx_g_client_create_ic_phase1_finished(G_GNUC_UNUSED GObject *source_object,
GAsyncResult *res,
gpointer user_data) {
FcitxGClient *self = user_data;
g_return_if_fail(user_data != NULL);
g_return_if_fail(FCITX_G_IS_CLIENT(user_data));
g_clear_object(&self->priv->cancellable);
g_clear_object(&self->priv->improxy);
self->priv->improxy = g_dbus_proxy_new_finish(res, NULL);
if (!self->priv->improxy) {
_fcitx_g_client_clean_up(self);
g_object_unref(self);
return;
}
self->priv->cancellable = g_cancellable_new();
g_dbus_proxy_call(self->priv->improxy, "Version", NULL,
G_DBUS_CALL_FLAGS_NONE, -1, /* timeout */
self->priv->cancellable, _fcitx_g_client_version_cb,
self);
}
static void _fcitx_g_client_version_cb(G_GNUC_UNUSED GObject *source_object,
GAsyncResult *res, gpointer user_data) {
FcitxGClient *self = (FcitxGClient *)user_data;
g_clear_object(&self->priv->cancellable);
g_autoptr(GError) error = NULL;
g_autoptr(GVariant) result =
g_dbus_proxy_call_finish(G_DBUS_PROXY(source_object), res, &error);
if (error && g_dbus_error_is_remote_error(error) &&
g_strcmp0(g_dbus_error_get_remote_error(error),
"org.freedesktop.DBus.Error.UnknownMethod") == 0) {
self->priv->version = 0;
} else if (result) {
g_variant_get(result, "(u)", &self->priv->version);
} else {
_fcitx_g_client_clean_up(self);
g_object_unref(self);
return;
}
self->priv->cancellable = g_cancellable_new();
GVariantBuilder builder;
g_variant_builder_init(&builder, G_VARIANT_TYPE("a(ss)"));
if (self->priv->display) {
g_variant_builder_add(&builder, "(ss)", "display", self->priv->display);
}
if (self->priv->program) {
g_variant_builder_add(&builder, "(ss)", "program", self->priv->program);
}
g_dbus_proxy_call(self->priv->improxy, "CreateInputContext",
g_variant_new("(a(ss))", &builder),
G_DBUS_CALL_FLAGS_NONE, -1, /* timeout */
self->priv->cancellable, _fcitx_g_client_create_ic_cb,
self);
}
static void _fcitx_g_client_create_ic_cb(GObject *source_object,
GAsyncResult *res,
gpointer user_data) {
FcitxGClient *self = (FcitxGClient *)user_data;
g_clear_object(&self->priv->cancellable);
g_autoptr(GVariant) result =
g_dbus_proxy_call_finish(G_DBUS_PROXY(source_object), res, NULL);
if (!result) {
_fcitx_g_client_clean_up(self);
g_object_unref(self);
return;
}
GVariantIter iter;
GVariantIter inner;
g_variant_iter_init(&iter, result);
g_autoptr(GVariant) pathVariant = g_variant_iter_next_value(&iter);
const gchar *path = g_variant_get_string(pathVariant, NULL);
g_autoptr(GVariant) uuidVariant = g_variant_iter_next_value(&iter);
size_t size = g_variant_iter_init(&inner, uuidVariant);
if (size == 16) {
int i = 0;
GVariant *byte;
while ((byte = g_variant_iter_next_value(&inner))) {
self->priv->uuid[i] = g_variant_get_byte(byte);
i++;
g_variant_unref(byte);
}
}
self->priv->icname = g_strdup(path);
self->priv->cancellable = g_cancellable_new();
g_dbus_proxy_new(
g_dbus_proxy_get_connection(self->priv->improxy),
G_DBUS_PROXY_FLAGS_NONE, _fcitx_g_client_get_clientic_info(),
g_dbus_proxy_get_name(self->priv->improxy), self->priv->icname,
"org.fcitx.Fcitx.InputContext1", self->priv->cancellable,
_fcitx_g_client_create_ic_phase2_finished, self);
}
static void
_fcitx_g_client_create_ic_phase2_finished(G_GNUC_UNUSED GObject *source_object,
GAsyncResult *res,
gpointer user_data) {
g_return_if_fail(user_data != NULL);
g_return_if_fail(FCITX_G_IS_CLIENT(user_data));
FcitxGClient *self = (FcitxGClient *)user_data;
g_clear_object(&self->priv->cancellable);
g_clear_object(&self->priv->icproxy);
self->priv->icproxy = g_dbus_proxy_new_finish(res, NULL);
if (!self->priv->icproxy) {
_fcitx_g_client_clean_up(self);
g_object_unref(self);
return;
}
g_signal_connect(self->priv->icproxy, "g-signal",
G_CALLBACK(_fcitx_g_client_g_signal), self);
g_signal_emit(self, signals[CONNECTED_SIGNAL], 0);
/* unref for _fcitx_g_client_create_ic_cb */
g_object_unref(self);
}
static void _item_free(gpointer arg) {
FcitxGPreeditItem *item = arg;
g_free(item->string);
g_free(item);
}
static void _candidate_free(gpointer arg) {
FcitxGCandidateItem *item = arg;
g_free(item->label);
g_free(item->candidate);
g_free(item);
}
static void buildFormattedTextArray(GPtrArray *array, GVariantIter *iter) {
gchar *string;
int type;
while (g_variant_iter_next(iter, "(si)", &string, &type)) {
FcitxGPreeditItem *item = g_malloc0(sizeof(FcitxGPreeditItem));
item->string = string;
item->type = type;
g_ptr_array_add(array, item);
}
g_variant_iter_free(iter);
}
static void buildCandidateArray(GPtrArray *array, GVariantIter *iter) {
gchar *label;
gchar *candidate;
while (g_variant_iter_next(iter, "(ss)", &label, &candidate)) {
FcitxGCandidateItem *item = g_malloc0(sizeof(FcitxGCandidateItem));
item->label = label;
item->candidate = candidate;
g_ptr_array_add(array, item);
}
g_variant_iter_free(iter);
}
static void _fcitx_g_client_handle_forward_key(FcitxGClient *self,
GVariant *parameters) {
guint32 key;
guint32 state;
gboolean isRelease;
if (g_strcmp0(g_variant_get_type_string(parameters), "uub") == 0) {
g_variant_get(parameters, "uub", &key, &state, &isRelease);
} else if (g_strcmp0(g_variant_get_type_string(parameters), "(uub)") == 0) {
g_variant_get(parameters, "(uub)", &key, &state, &isRelease);
} else {
return;
}
g_signal_emit(self, signals[FORWARD_KEY_SIGNAL], 0, key, state, isRelease);
}
static void _fcitx_g_client_handle_commit_string(FcitxGClient *self,
GVariant *parameters) {
gchar *data = NULL;
if (g_strcmp0(g_variant_get_type_string(parameters), "s") == 0) {
g_variant_get(parameters, "s", &data);
} else if (g_strcmp0(g_variant_get_type_string(parameters), "(s)") == 0) {
g_variant_get(parameters, "(s)", &data);
} else {
return;
}
if (data) {
g_signal_emit(self, signals[COMMIT_STRING_SIGNAL], 0, data);
}
g_free(data);
}
static void _fcitx_g_client_handle_preedit(FcitxGClient *self,
GVariant *parameters) {
int cursor_pos;
GVariantIter *iter;
if (g_strcmp0(g_variant_get_type_string(parameters), "a(si)i") == 0) {
g_variant_get(parameters, "a(si)i", &iter, &cursor_pos);
} else if (g_strcmp0(g_variant_get_type_string(parameters), "(a(si)i)") ==
0) {
g_variant_get(parameters, "(a(si)i)", &iter, &cursor_pos);
} else {
return;
}