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Diffstat (limited to 'shell/themed-icon.c')
| -rw-r--r-- | shell/themed-icon.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/shell/themed-icon.c b/shell/themed-icon.c new file mode 100644 index 00000000..aabf4b89 --- /dev/null +++ b/shell/themed-icon.c @@ -0,0 +1,159 @@ +/* + * This file is part of libslab. + * + * Copyright (c) 2006 Novell, Inc. + * + * Libslab 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. + * + * Libslab 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 libslab; if not, write to the Free Software Foundation, Inc., 51 + * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "themed-icon.h" + +#include "mate-utils.h" + +static void themed_icon_finalize (GObject *); +static void themed_icon_get_property (GObject *, guint, GValue *, GParamSpec *); +static void themed_icon_set_property (GObject *, guint, const GValue *, GParamSpec *); + +static void themed_icon_show (GtkWidget *); +static void themed_icon_style_updated (GtkWidget *); + +enum +{ + PROP_0, + PROP_ICON_ID, + PROP_ICON_SIZE +}; + +typedef struct +{ + gboolean icon_loaded; +} ThemedIconPrivate; + +G_DEFINE_TYPE_WITH_PRIVATE (ThemedIcon, themed_icon, GTK_TYPE_IMAGE) + +static void themed_icon_class_init (ThemedIconClass * themed_icon_class) +{ + GObjectClass *g_obj_class = G_OBJECT_CLASS (themed_icon_class); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (themed_icon_class); + + g_obj_class->get_property = themed_icon_get_property; + g_obj_class->set_property = themed_icon_set_property; + g_obj_class->finalize = themed_icon_finalize; + + widget_class->show = themed_icon_show; + widget_class->style_updated = themed_icon_style_updated; + + g_object_class_install_property (g_obj_class, PROP_ICON_ID, g_param_spec_string ("icon-id", + "icon-id", "the identifier of the icon", NULL, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); + + g_object_class_install_property (g_obj_class, PROP_ICON_SIZE, + g_param_spec_enum ("icon-size", "icon-size", "the size of the icon", + GTK_TYPE_ICON_SIZE, GTK_ICON_SIZE_BUTTON, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); +} + +static void +themed_icon_init (ThemedIcon * icon) +{ + ThemedIconPrivate *priv = themed_icon_get_instance_private (icon); + + priv->icon_loaded = FALSE; +} + +GtkWidget * +themed_icon_new (const gchar * id, GtkIconSize size) +{ + GtkWidget *icon = GTK_WIDGET (g_object_new ( + THEMED_ICON_TYPE, "icon-id", id, "icon-size", size, NULL)); + + return icon; +} + +static void +themed_icon_finalize (GObject * object) +{ + ThemedIcon *icon = THEMED_ICON (object); + if (icon->id) + g_free (icon->id); + (*G_OBJECT_CLASS (themed_icon_parent_class)->finalize) (object); +} + +static void +themed_icon_get_property (GObject * g_obj, guint prop_id, GValue * value, GParamSpec * param_spec) +{ + ThemedIcon *icon = THEMED_ICON (g_obj); + + switch (prop_id) + { + case PROP_ICON_ID: + g_value_set_string (value, icon->id); + break; + + case PROP_ICON_SIZE: + g_value_set_enum (value, icon->size); + break; + + default: + break; + } +} + +static void +themed_icon_set_property (GObject * g_obj, guint prop_id, const GValue * value, + GParamSpec * param_spec) +{ + ThemedIcon *icon = THEMED_ICON (g_obj); + + switch (prop_id) + { + case PROP_ICON_ID: + icon->id = g_strdup (g_value_get_string (value)); + +/* gtk_image_load_by_id (GTK_IMAGE (icon), icon->size, icon->id); */ + + break; + + case PROP_ICON_SIZE: + icon->size = g_value_get_enum (value); + +/* gtk_image_load_by_id (GTK_IMAGE (icon), icon->size, icon->id); */ + + break; + + default: + break; + } +} + +static void +themed_icon_show (GtkWidget * widget) +{ + ThemedIcon *icon = THEMED_ICON (widget); + ThemedIconPrivate *priv = themed_icon_get_instance_private (icon); + + if (!priv->icon_loaded) + priv->icon_loaded = load_image_by_id (GTK_IMAGE (icon), icon->size, icon->id); + + (*GTK_WIDGET_CLASS (themed_icon_parent_class)->show) (widget); +} + +static void +themed_icon_style_updated (GtkWidget * widget) +{ + ThemedIcon *icon = THEMED_ICON (widget); + + load_image_by_id (GTK_IMAGE (icon), icon->size, icon->id); +} |