diff --git a/docs/reference/gio/gio-docs.xml b/docs/reference/gio/gio-docs.xml index 3c66dad62..d323d3c4e 100644 --- a/docs/reference/gio/gio-docs.xml +++ b/docs/reference/gio/gio-docs.xml @@ -97,6 +97,7 @@ Icons + diff --git a/docs/reference/gio/gio-sections.txt b/docs/reference/gio/gio-sections.txt index b2beadf5a..bac8f82a1 100644 --- a/docs/reference/gio/gio-sections.txt +++ b/docs/reference/gio/gio-sections.txt @@ -514,6 +514,20 @@ G_FILE_ICON_GET_CLASS g_file_icon_get_type +
+gbytesicon +GBytesIcon +GBytesIcon +g_bytes_icon_new +g_bytes_icon_get_bytes + +G_BYTES_ICON +G_IS_BYTES_ICON +G_TYPE_BYTES_ICON + +g_bytes_icon_get_type +
+
gemblemedicon GEmblemedIcon diff --git a/gio/Makefile.am b/gio/Makefile.am index 94d7f59ba..ff662638f 100644 --- a/gio/Makefile.am +++ b/gio/Makefile.am @@ -339,6 +339,7 @@ libgio_2_0_la_SOURCES = \ gasyncresult.c \ gbufferedinputstream.c \ gbufferedoutputstream.c \ + gbytesicon.c \ gcancellable.c \ gcharsetconverter.c \ gconverter.c \ @@ -519,6 +520,7 @@ gio_headers = \ gasyncresult.h \ gbufferedinputstream.h \ gbufferedoutputstream.h \ + gbytesicon.h \ gcancellable.h \ gcontenttype.h \ gcharsetconverter.h \ diff --git a/gio/gbytesicon.c b/gio/gbytesicon.c new file mode 100644 index 000000000..2f4b557af --- /dev/null +++ b/gio/gbytesicon.c @@ -0,0 +1,253 @@ +/* GIO - GLib Input, Output and Streaming Library + * + * Copyright © 2013 Canonical Limited + * + * 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 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., 59 Temple Place, Suite 330, + * Boston, MA 02111-1307, USA. + * + * Author: Ryan Lortie + */ + +#include "config.h" + +#include "gbytesicon.h" +#include "gbytes.h" +#include "gicon.h" +#include "glibintl.h" +#include "gloadableicon.h" +#include "gmemoryinputstream.h" +#include "gtask.h" +#include "gioerror.h" + + +/** + * SECTION:gbytesicon + * @short_description: An icon stored in memory as a #GBytes + * @include: gio/gio.h + * @see_also: #GIcon, #GLoadableIcon, #GBytes + * + * #GBytesIcon specifies an image held in memory in a common format (usually + * png) to be used as icon. + * + * Since: 2.38 + **/ + +typedef GObjectClass GBytesIconClass; + +struct _GBytesIcon +{ + GObject parent_instance; + + GBytes *bytes; +}; + +enum +{ + PROP_0, + PROP_BYTES +}; + +static void g_bytes_icon_icon_iface_init (GIconIface *iface); +static void g_bytes_icon_loadable_icon_iface_init (GLoadableIconIface *iface); +G_DEFINE_TYPE_WITH_CODE (GBytesIcon, g_bytes_icon, G_TYPE_OBJECT, + G_IMPLEMENT_INTERFACE (G_TYPE_ICON, g_bytes_icon_icon_iface_init) + G_IMPLEMENT_INTERFACE (G_TYPE_LOADABLE_ICON, g_bytes_icon_loadable_icon_iface_init)) + +static void +g_bytes_icon_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + GBytesIcon *icon = G_BYTES_ICON (object); + + switch (prop_id) + { + case PROP_BYTES: + g_value_set_boxed (value, icon->bytes); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + } +} + +static void +g_bytes_icon_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + GBytesIcon *icon = G_BYTES_ICON (object); + + switch (prop_id) + { + case PROP_BYTES: + icon->bytes = g_value_dup_boxed (value); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + } +} + +static void +g_bytes_icon_finalize (GObject *object) +{ + GBytesIcon *icon; + + icon = G_BYTES_ICON (object); + + g_object_unref (icon->bytes); + + G_OBJECT_CLASS (g_bytes_icon_parent_class)->finalize (object); +} + +static void +g_bytes_icon_class_init (GBytesIconClass *klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + + gobject_class->get_property = g_bytes_icon_get_property; + gobject_class->set_property = g_bytes_icon_set_property; + gobject_class->finalize = g_bytes_icon_finalize; + + /** + * GBytesIcon:bytes: + * + * The bytes containing the icon. + */ + g_object_class_install_property (gobject_class, PROP_BYTES, + g_param_spec_boxed ("bytes", + P_("bytes"), + P_("The bytes containing the icon"), + G_TYPE_BYTES, + G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); +} + +static void +g_bytes_icon_init (GBytesIcon *bytes) +{ +} + +/** + * g_bytes_icon_new: + * @bytes: a #GBytes. + * + * Creates a new icon for a bytes. + * + * Returns: (transfer full) (type GBytesIcon): a #GIcon for the given + * @bytes, or %NULL on error. + * + * Since: 2.38 + **/ +GIcon * +g_bytes_icon_new (GBytes *bytes) +{ + g_return_val_if_fail (bytes != NULL, NULL); + + return g_object_new (G_TYPE_BYTES_ICON, "bytes", bytes, NULL); +} + +/** + * g_bytes_icon_get_bytes: + * @icon: a #GIcon. + * + * Gets the #GBytes associated with the given @icon. + * + * Returns: (transfer none): a #GBytes, or %NULL. + * + * Since: 2.38 + **/ +GBytes * +g_bytes_icon_get_bytes (GBytesIcon *icon) +{ + g_return_val_if_fail (G_IS_BYTES_ICON (icon), NULL); + + return icon->bytes; +} + +static guint +g_bytes_icon_hash (GIcon *icon) +{ + GBytesIcon *bytes_icon = G_BYTES_ICON (icon); + + return g_bytes_hash (bytes_icon->bytes); +} + +static gboolean +g_bytes_icon_equal (GIcon *icon1, + GIcon *icon2) +{ + GBytesIcon *bytes1 = G_BYTES_ICON (icon1); + GBytesIcon *bytes2 = G_BYTES_ICON (icon2); + + return g_bytes_equal (bytes1->bytes, bytes2->bytes); +} + +static void +g_bytes_icon_icon_iface_init (GIconIface *iface) +{ + iface->hash = g_bytes_icon_hash; + iface->equal = g_bytes_icon_equal; +} + +static GInputStream * +g_bytes_icon_load (GLoadableIcon *icon, + int size, + char **type, + GCancellable *cancellable, + GError **error) +{ + GBytesIcon *bytes_icon = G_BYTES_ICON (icon); + + return g_memory_input_stream_new_from_bytes (bytes_icon->bytes); +} + +static void +g_bytes_icon_load_async (GLoadableIcon *icon, + int size, + GCancellable *cancellable, + GAsyncReadyCallback callback, + gpointer user_data) +{ + GBytesIcon *bytes_icon = G_BYTES_ICON (icon); + GTask *task; + + task = g_task_new (icon, cancellable, callback, user_data); + g_task_return_pointer (task, g_memory_input_stream_new_from_bytes (bytes_icon->bytes), g_object_unref); +} + +static GInputStream * +g_bytes_icon_load_finish (GLoadableIcon *icon, + GAsyncResult *res, + char **type, + GError **error) +{ + g_return_val_if_fail (g_task_is_valid (res, icon), NULL); + + if (type) + *type = NULL; + + return g_task_propagate_pointer (G_TASK (res), error); +} + +static void +g_bytes_icon_loadable_icon_iface_init (GLoadableIconIface *iface) +{ + iface->load = g_bytes_icon_load; + iface->load_async = g_bytes_icon_load_async; + iface->load_finish = g_bytes_icon_load_finish; +} diff --git a/gio/gbytesicon.h b/gio/gbytesicon.h new file mode 100644 index 000000000..bf7753b73 --- /dev/null +++ b/gio/gbytesicon.h @@ -0,0 +1,54 @@ +/* GIO - GLib Input, Output and Streaming Library + * + * Copyright (C) 2006-2007 Red Hat, Inc. + * + * 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 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., 59 Temple Place, Suite 330, + * Boston, MA 02111-1307, USA. + * + * Author: Ryan Lortie + */ + +#ifndef __G_BYTES_ICON_H__ +#define __G_BYTES_ICON_H__ + +#if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION) +#error "Only can be included directly." +#endif + +#include + +G_BEGIN_DECLS + +#define G_TYPE_BYTES_ICON (g_bytes_icon_get_type ()) +#define G_BYTES_ICON(inst) (G_TYPE_CHECK_INSTANCE_CAST ((inst), G_TYPE_BYTES_ICON, GBytesIcon)) +#define G_IS_BYTES_ICON(inst) (G_TYPE_CHECK_INSTANCE_TYPE ((inst), G_TYPE_BYTES_ICON)) + +/** + * GBytesIcon: + * + * Gets an icon for a #GBytes. Implements #GLoadableIcon. + **/ +GLIB_AVAILABLE_IN_2_38 +GType g_bytes_icon_get_type (void) G_GNUC_CONST; + +GLIB_AVAILABLE_IN_2_38 +GIcon * g_bytes_icon_new (GBytes *bytes); + +GLIB_AVAILABLE_IN_2_38 +GBytes * g_bytes_icon_get_bytes (GBytesIcon *icon); + +G_END_DECLS + +#endif /* __G_BYTES_ICON_H__ */ diff --git a/gio/gio.h b/gio/gio.h index 1f830624c..d27b911f0 100644 --- a/gio/gio.h +++ b/gio/gio.h @@ -38,6 +38,7 @@ #include #include #include +#include #include #include #include diff --git a/gio/giotypes.h b/gio/giotypes.h index 269609123..d09bfae6b 100644 --- a/gio/giotypes.h +++ b/gio/giotypes.h @@ -117,6 +117,7 @@ typedef struct _GIOExtension GIOExtension; typedef struct _GIOSchedulerJob GIOSchedulerJob; typedef struct _GIOStreamAdapter GIOStreamAdapter; typedef struct _GLoadableIcon GLoadableIcon; /* Dummy typedef */ +typedef struct _GBytesIcon GBytesIcon; typedef struct _GMemoryInputStream GMemoryInputStream; typedef struct _GMemoryOutputStream GMemoryOutputStream;