static void
pp_layout_nup_pageview_class_init (pp_Layout_NUp_PageViewClass *cl)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
object_class = (GtkObjectClass*) cl;
widget_class = (GtkWidgetClass*) cl;
parent_class = GTK_WIDGET_CLASS(gtk_type_class (gtk_widget_get_type ()));
widget_class->realize = pp_layout_nup_pageview_realize;
widget_class->expose_event = pp_layout_nup_pageview_expose;
widget_class->size_request = pp_layout_nup_pageview_size_request;
widget_class->size_allocate = pp_layout_nup_pageview_size_allocate;
widget_class->button_press_event = pp_layout_nup_pageview_button_press;
widget_class->button_release_event = pp_layout_nup_pageview_button_release;
widget_class->motion_notify_event = pp_layout_nup_pageview_motion_notify;
pp_layout_nup_pageview_signals[CHANGED_SIGNAL] =
g_signal_new ("changed",
G_TYPE_FROM_CLASS (cl),
GSignalFlags(G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (pp_Layout_NUp_PageViewClass, changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
pp_layout_nup_pageview_signals[REFLOW_SIGNAL] =
g_signal_new ("reflow",
G_TYPE_FROM_CLASS (cl),
GSignalFlags(G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (pp_Layout_NUp_PageViewClass, reflow),
NULL, NULL,
g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
pp_layout_nup_pageview_signals[SELECTIONCHANGED_SIGNAL] =
g_signal_new ("selection_changed",
G_TYPE_FROM_CLASS (cl),
GSignalFlags(G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (pp_Layout_NUp_PageViewClass, selectionchanged),
NULL, NULL,
g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
pp_layout_nup_pageview_signals[POPUPMENU_SIGNAL] =
g_signal_new ("popupmenu",
G_TYPE_FROM_CLASS (cl),
GSignalFlags(G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (pp_Layout_NUp_PageViewClass, popupmenu),
NULL, NULL,
g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
}
static void
pp_imagecontrol_class_init (pp_ImageControlClass *klass)
{
pp_imagecontrol_signals[CHANGED_SIGNAL] =
g_signal_new ("changed",
G_TYPE_FROM_CLASS (klass),
GSignalFlags(G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (pp_ImageControlClass, changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
}
std::string
get_signals(GType gtype, GTypeIsAPointerFunc is_a_pointer_func)
{
std::string strResult;
std::string strObjectName = g_type_name(gtype);
gpointer gclass_ref = nullptr;
gpointer ginterface_ref = nullptr;
if (G_TYPE_IS_OBJECT(gtype))
gclass_ref = g_type_class_ref(gtype); // Ensures that class_init() is called.
else if (G_TYPE_IS_INTERFACE(gtype))
ginterface_ref = g_type_default_interface_ref(gtype); // install signals.
// Get the list of signals:
guint iCount = 0;
guint* pIDs = g_signal_list_ids(gtype, &iCount);
// Loop through the list of signals:
if (pIDs)
{
for (guint i = 0; i < iCount; i++)
{
guint signal_id = pIDs[i];
// Name:
std::string strName = g_signal_name(signal_id);
strResult += "(define-signal " + strName + "\n";
strResult += " (of-object \"" + strObjectName + "\")\n";
// Other information about the signal:
GSignalQuery signalQuery = {
0, nullptr, 0, GSignalFlags(0), 0, 0, nullptr,
};
g_signal_query(signal_id, &signalQuery);
// Return type:
std::string strReturnTypeName =
get_type_name_signal(signalQuery.return_type & ~G_SIGNAL_TYPE_STATIC_SCOPE,
is_a_pointer_func); // The type is mangled with a flag. Hacky.
// bool bReturnTypeHasStaticScope = (signalQuery.return_type & G_SIGNAL_TYPE_STATIC_SCOPE) ==
// G_SIGNAL_TYPE_STATIC_SCOPE;
strResult += " (return-type \"" + strReturnTypeName + "\")\n";
// Flags:
std::string strFlags;
add_signal_flag_if(strFlags, "Run First", signalQuery, G_SIGNAL_RUN_FIRST);
add_signal_flag_if(strFlags, "Run Last", signalQuery, G_SIGNAL_RUN_LAST);
add_signal_flag_if(strFlags, "Run Cleanup", signalQuery, G_SIGNAL_RUN_CLEANUP);
add_signal_flag_if(strFlags, "No Recurse", signalQuery, G_SIGNAL_NO_RECURSE);
add_signal_flag_if(strFlags, "Action", signalQuery, G_SIGNAL_ACTION);
add_signal_flag_if(strFlags, "No Hooks", signalQuery, G_SIGNAL_NO_HOOKS);
add_signal_flag_if(strFlags, "Must Collect", signalQuery, G_SIGNAL_MUST_COLLECT);
strResult += " (flags \"" + strFlags + "\")\n";
if (signalQuery.signal_flags & G_SIGNAL_DETAILED)
strResult += " (detailed #t)\n"; // Default: not detailed
if (signalQuery.signal_flags & G_SIGNAL_DEPRECATED)
strResult += " (deprecated #t)\n"; // Default: not deprecated
// Loop through the list of parameters:
const GType* pParameters = signalQuery.param_types;
if (pParameters)
{
strResult += " (parameters\n";
for (unsigned j = 0; j < signalQuery.n_params; j++)
{
GType typeParamMangled = pParameters[j];
// Parameter name:
// We can't get the real parameter name from the GObject system. It's not registered with
// g_signal_new().
gchar* pchNum = g_strdup_printf("%d", j);
std::string strParamName = "p" + std::string(pchNum);
g_free(pchNum);
pchNum = nullptr;
// Just like above, for the return type:
std::string strTypeName =
get_type_name_signal(typeParamMangled & ~G_SIGNAL_TYPE_STATIC_SCOPE,
is_a_pointer_func); // The type is mangled with a flag. Hacky.
// bool bTypeHasStaticScope = (typeParamMangled & G_SIGNAL_TYPE_STATIC_SCOPE) ==
// G_SIGNAL_TYPE_STATIC_SCOPE;
strResult += " '(\"" + strTypeName + "\" \"" + strParamName + "\")\n";
}
strResult += " )\n"; // close (parameters
}
strResult += ")\n\n"; // close (define-signal
}
}
g_free(pIDs);
if (gclass_ref)
g_type_class_unref(gclass_ref); // to match the g_type_class_ref() above.
else if (ginterface_ref)
g_type_default_interface_unref(ginterface_ref); // for interface ref above.
return strResult;
}
static void mpris_player_class_init(MprisPlayerClass* pInstance)
{
trackChangedSignal = g_signal_new("track_change", G_OBJECT_CLASS_TYPE(pInstance), GSignalFlags(G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED), 0, NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_STRING_VALUE_HASHTABLE);
statusChangedSignal = g_signal_new("status_change", G_OBJECT_CLASS_TYPE(pInstance), GSignalFlags(G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED), 0, NULL, NULL, g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, DBUS_STRUCT_INT_INT_INT_INT);
capabilitiesChangedSignal = g_signal_new("caps_change", G_OBJECT_CLASS_TYPE(pInstance), GSignalFlags(G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED), 0, NULL, NULL, g_cclosure_marshal_VOID__INT, G_TYPE_NONE, 1, G_TYPE_INT);
}
static void mpris_tracklist_class_init(MprisTrackListClass* pInstance)
{
tracklistChangedSignal = g_signal_new("track_list_change", G_OBJECT_CLASS_TYPE(pInstance), GSignalFlags(G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED), 0, nullptr, nullptr, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, G_TYPE_INT);
}
