247 lines
8.2 KiB
C
247 lines
8.2 KiB
C
/* -*- c-file-style: "ruby"; indent-tabs-mode: nil -*- */
|
|
/*
|
|
* Copyright (C) 2011 Ruby-GNOME2 Project Team
|
|
* Copyright (C) 2008-2009 Ruby-GNOME2 Project Team
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "rbgio2private.h"
|
|
|
|
#define RG_TARGET_NAMESPACE mAsyncInitable
|
|
#define _SELF(value) RVAL2GASYNCINITABLE(value)
|
|
|
|
static VALUE
|
|
rg_init_async(int argc, VALUE *argv, VALUE self)
|
|
{
|
|
VALUE rbio_priority, rbcancellable, block;
|
|
int io_priority;
|
|
GCancellable *cancellable;
|
|
|
|
rb_scan_args(argc, argv, "02&", &rbio_priority, &rbcancellable, &block);
|
|
io_priority = RVAL2IOPRIORITYDEFAULT(rbio_priority);
|
|
cancellable = RVAL2GCANCELLABLE(rbcancellable);
|
|
SAVE_BLOCK(block);
|
|
g_async_initable_init_async(_SELF(self),
|
|
io_priority,
|
|
cancellable,
|
|
rbgio_async_ready_callback,
|
|
(gpointer)block);
|
|
|
|
return self;
|
|
}
|
|
|
|
static VALUE
|
|
rg_init_finish(VALUE self, VALUE result)
|
|
{
|
|
GError *error = NULL;
|
|
|
|
if (!g_async_initable_init_finish(_SELF(self),
|
|
RVAL2GASYNCRESULT(result),
|
|
&error))
|
|
rbgio_raise_error(error);
|
|
|
|
return self;
|
|
}
|
|
|
|
/* NOTE: We don't implement g_async_initable_new_async. */
|
|
|
|
/* NOTE: We don't implement g_async_initable_new_valist_async. */
|
|
|
|
struct rbgio_gasyncinitable_new_async_data {
|
|
GObjectClass *gclass;
|
|
int io_priority;
|
|
GCancellable *cancellable;
|
|
VALUE block;
|
|
VALUE rbparameters;
|
|
guint index;
|
|
guint n_parameters;
|
|
GParameter *parameters;
|
|
};
|
|
|
|
static VALUE
|
|
rbgio_gasyncinitiable_new_async_parameters_initialize(VALUE key_value,
|
|
struct rbgio_gasyncinitable_new_async_data *data)
|
|
{
|
|
VALUE key, value;
|
|
GParamSpec *spec;
|
|
|
|
if (data->index >= data->n_parameters)
|
|
rb_raise(rb_eArgError,
|
|
"too many parameters (%d >= %d)",
|
|
data->index, data->n_parameters);
|
|
|
|
key = rb_ary_entry(key_value, 0);
|
|
value = rb_ary_entry(key_value, 1);
|
|
|
|
data->parameters[data->index].name = SYMBOL_P(key) ?
|
|
rb_id2name(SYM2ID(key)) :
|
|
StringValuePtr(key);
|
|
spec = g_object_class_find_property(data->gclass,
|
|
data->parameters[data->index].name);
|
|
if (spec == NULL)
|
|
rb_raise(rb_eArgError,
|
|
"%s: no such property",
|
|
data->parameters[data->index].name);
|
|
g_value_init(&(data->parameters[data->index].value),
|
|
G_PARAM_SPEC_VALUE_TYPE(spec));
|
|
rbgobj_rvalue_to_gvalue(value, &(data->parameters[data->index].value));
|
|
|
|
data->index++;
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
static VALUE
|
|
rbgio_gasyncinitable_new_async_body(struct rbgio_gasyncinitable_new_async_data *data)
|
|
{
|
|
rb_iterate(rb_each,
|
|
data->rbparameters,
|
|
rbgio_gasyncinitiable_new_async_parameters_initialize,
|
|
(VALUE)data);
|
|
|
|
SAVE_BLOCK(data->block);
|
|
|
|
g_async_initable_newv_async(G_TYPE_FROM_CLASS(data->gclass),
|
|
data->n_parameters,
|
|
data->parameters,
|
|
data->io_priority,
|
|
data->cancellable,
|
|
rbgio_async_ready_callback,
|
|
(gpointer)data->block);
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
static VALUE
|
|
rbgio_gasyncinitable_new_async_ensure(struct rbgio_gasyncinitable_new_async_data *data)
|
|
{
|
|
guint i;
|
|
|
|
g_type_class_unref(data->gclass);
|
|
for (i = 0; i < data->n_parameters; i++)
|
|
if (G_IS_VALUE(&data->parameters[i].value))
|
|
g_value_unset(&data->parameters[i].value);
|
|
|
|
g_free(data->parameters);
|
|
|
|
return Qnil;
|
|
}
|
|
|
|
void
|
|
rbgio_gasyncinitable_new_async(GType type,
|
|
VALUE parameters,
|
|
VALUE io_priority,
|
|
VALUE cancellable,
|
|
VALUE block)
|
|
{
|
|
static ID s_id_length;
|
|
struct rbgio_gasyncinitable_new_async_data data;
|
|
|
|
if (s_id_length == 0)
|
|
s_id_length = rb_intern("length");
|
|
|
|
if (!g_type_is_a(type, G_TYPE_OBJECT))
|
|
rb_raise(rb_eArgError,
|
|
"%s is not a descendant of GObject",
|
|
g_type_name(type));
|
|
|
|
if (NIL_P(parameters)) {
|
|
SAVE_BLOCK(block);
|
|
g_async_initable_newv_async(type,
|
|
0,
|
|
NULL,
|
|
RVAL2IOPRIORITYDEFAULT(io_priority),
|
|
RVAL2GCANCELLABLE(cancellable),
|
|
rbgio_async_ready_callback,
|
|
(gpointer)block);
|
|
|
|
return;
|
|
} else {
|
|
parameters = rb_convert_type(parameters,
|
|
T_HASH,
|
|
"Hash",
|
|
"to_hash");
|
|
}
|
|
|
|
data.gclass = G_OBJECT_CLASS(g_type_class_ref(type));
|
|
data.io_priority = RVAL2IOPRIORITYDEFAULT(io_priority);
|
|
data.cancellable = RVAL2GCANCELLABLE(cancellable);
|
|
data.block = block;
|
|
data.rbparameters = parameters;
|
|
data.index = 0;
|
|
data.n_parameters = RVAL2GUINT(rb_funcall(parameters, s_id_length, 0));
|
|
data.parameters = g_new(GParameter, data.n_parameters);
|
|
|
|
rb_ensure(rbgio_gasyncinitable_new_async_body, (VALUE)&data,
|
|
rbgio_gasyncinitable_new_async_ensure, (VALUE)&data);
|
|
|
|
return;
|
|
}
|
|
|
|
static VALUE
|
|
rg_initialize(int argc, VALUE *argv, VALUE self)
|
|
{
|
|
const RGObjClassInfo* info;
|
|
VALUE io_priority, cancellable, parameters, block;
|
|
|
|
rb_scan_args(argc, argv, "03&", &io_priority, &cancellable, ¶meters, &block);
|
|
|
|
info = CLASS2CINFO(self);
|
|
if (info->klass != self)
|
|
rb_raise(rb_eTypeError,
|
|
"%s: class not registered with GLib",
|
|
rb_class2name(self));
|
|
|
|
rbgio_gasyncinitable_new_async(info->gtype,
|
|
parameters,
|
|
io_priority,
|
|
cancellable,
|
|
block);
|
|
|
|
return self;
|
|
}
|
|
|
|
static VALUE
|
|
rg_initialize_finish(VALUE self, VALUE result)
|
|
{
|
|
GError *error = NULL;
|
|
GObject *object;
|
|
VALUE rbobject;
|
|
|
|
object = g_async_initable_new_finish(_SELF(self),
|
|
RVAL2GASYNCRESULT(result),
|
|
&error);
|
|
if (object == NULL)
|
|
rbgio_raise_error(error);
|
|
|
|
rbobject = GOBJ2RVAL(object);
|
|
g_object_unref(object);
|
|
|
|
return rbobject;
|
|
}
|
|
|
|
void
|
|
Init_gasyncinitable(VALUE mGio)
|
|
{
|
|
VALUE RG_TARGET_NAMESPACE = G_DEF_INTERFACE(G_TYPE_ASYNC_INITABLE, "AsyncInitable", mGio);
|
|
|
|
RG_DEF_METHOD(init_async, -1);
|
|
RG_DEF_METHOD(init_finish, 1);
|
|
RG_DEF_METHOD(initialize, -1);
|
|
RG_DEF_METHOD(initialize_finish, 1);
|
|
}
|