mirror of https://github.com/djcb/mu.git
95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
/*
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** Copyright (C) 2011-2013 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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** This program is free software; you can redistribute it and/or modify it
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** under the terms of the GNU General Public License as published by the
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** Free Software Foundation; either version 3, or (at your option) any
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** later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software Foundation,
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** Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**
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*/
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#include <gtk/gtk.h>
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#include <gio/gio.h>
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#include "mu-widget-util.h"
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static const char*
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second_guess_content_type (const char *ctype)
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{
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int i;
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struct {
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const char *orig, *subst;
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} substtable [] = {
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{"text", "text/plain"},
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{"image/pjpeg", "image/jpeg" }
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};
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for (i = 0; i != G_N_ELEMENTS(substtable); ++i)
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if (g_str_has_prefix (ctype, substtable[i].orig))
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return substtable[i].subst;
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return "application/octet-stream";
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}
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static GdkPixbuf*
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get_icon_pixbuf_for_content_type (const char *ctype, size_t size)
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{
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GIcon *icon;
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GdkPixbuf *pixbuf;
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GError *err;
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icon = g_content_type_get_icon (ctype);
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pixbuf = NULL;
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err = NULL;
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/* based on a snippet from http://www.gtkforums.com/about4721.html */
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if (G_IS_THEMED_ICON(icon)) {
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gchar const * const *names;
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names = g_themed_icon_get_names (G_THEMED_ICON(icon));
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pixbuf = gtk_icon_theme_load_icon (gtk_icon_theme_get_default(),
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*names, size, 0, &err);
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} else if (G_IS_FILE_ICON(icon)) {
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GFile *icon_file;
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gchar *path;
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icon_file = g_file_icon_get_file (G_FILE_ICON(icon));
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path = g_file_get_path (icon_file);
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pixbuf = gdk_pixbuf_new_from_file_at_size (path, size, size, &err);
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g_free (path);
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g_object_unref(icon_file);
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}
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g_object_unref(icon);
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if (err) {
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g_warning ("error: %s\n", err->message);
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g_clear_error (&err);
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}
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return pixbuf;
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}
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GdkPixbuf*
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mu_widget_util_get_icon_pixbuf_for_content_type (const char *ctype, size_t size)
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{
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GdkPixbuf *pixbuf;
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g_return_val_if_fail (ctype, NULL);
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g_return_val_if_fail (size > 0, NULL);
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pixbuf = get_icon_pixbuf_for_content_type (ctype, size);
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if (!pixbuf)
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pixbuf = get_icon_pixbuf_for_content_type
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(second_guess_content_type (ctype), size);
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return pixbuf;
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}
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