Initial revision

1 files changed, 158 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
new file mode 100644
index 0000000..b9116ac
--- /dev/null
+++ b/src/util.c
@@ -0,0 +1,158 @@
+/*
+ * util.c
+ *
+ * Copyright (C) 2002 Sun Microsystems, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library 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.
+ *
+ * Authors: Glynn Foster <glynn.foster@sun.com>
+ *          Havoc Pennington  <hp@redhat.com>
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include "config.h"
+#include "util.h"
+
+GladeXML*
+zenity_util_load_glade_file (const gchar *widget_root) 
+{
+	GladeXML *xml = NULL;
+
+	if (g_file_test (ZENITY_GLADE_FILE_RELATIVEPATH,
+			 G_FILE_TEST_EXISTS)) {
+		/* Try current dir, for debugging */
+		xml = glade_xml_new (ZENITY_GLADE_FILE_RELATIVEPATH, widget_root, GETTEXT_PACKAGE);
+	}
+ 
+	if (xml == NULL)
+      		xml = glade_xml_new (ZENITY_GLADE_FILE_FULLPATH, widget_root, GETTEXT_PACKAGE);
+
+	if (xml == NULL) {
+		g_warning ("Could not load glade file : %s", ZENITY_GLADE_FILE_FULLPATH);
+		return NULL;
+	}
+
+	return xml;
+}
+
+gboolean
+zenity_util_fill_file_buffer (GtkTextBuffer *buffer, const gchar *filename) 
+{
+	GtkTextIter iter, end;
+	FILE* f;
+	gchar buf[2048];
+	gint remaining = 0;
+
+	if (filename == NULL)
+		return FALSE;
+
+	f = fopen (filename, "r");
+
+	if (f == NULL) {
+		g_warning ("Cannot open file '%s': %s", filename, g_strerror (errno));
+		return FALSE;
+	}
+
+	gtk_text_buffer_get_iter_at_offset (buffer, &iter, 0);
+
+	while (!feof (f)) {
+		gint count;
+		const char *leftover;
+		int to_read = 2047  - remaining;
+
+		count = fread (buf + remaining, 1, to_read, f);
+		buf[count + remaining] = '\0';
+
+		g_utf8_validate (buf, count + remaining, &leftover);
+
+		g_assert (g_utf8_validate (buf, leftover - buf, NULL));
+		gtk_text_buffer_insert (buffer, &iter, buf, leftover - buf);
+
+		remaining = (buf + remaining + count) - leftover;
+		g_memmove (buf, leftover, remaining);
+
+		if (remaining > 6 || count < to_read)
+			break;
+	}
+
+	if (remaining) {
+		g_warning ("Invalid UTF-8 data encountered reading file '%s'", filename);
+		return FALSE;
+	}
+
+	/* We had a newline in the buffer to begin with. (The buffer always contains
+	 * a newline, so we delete to the end of the buffer to clean up.
+	 */
+	gtk_text_buffer_get_end_iter (buffer, &end);
+	gtk_text_buffer_delete (buffer, &iter, &end);
+
+	gtk_text_buffer_set_modified (buffer, FALSE);
+
+	return TRUE;
+}
+
+static GList *
+zenity_util_list_from_char_array (const char **s)
+{
+	GList *list = NULL;
+	gint i;
+
+	for (i = 0; s[i]; i++) {
+		GdkPixbuf *pixbuf;
+
+		pixbuf = gdk_pixbuf_new_from_file (s[i], NULL);
+		if (pixbuf)
+			list = g_list_prepend (list, pixbuf);
+	}
+
+	return list;
+}
+
+static void
+zenity_util_free_list (GList *list)
+{
+	g_list_foreach (list, (GFunc) g_object_unref, NULL);
+	g_list_free (list);
+}
+
+void
+zenity_util_set_window_icon (GtkWidget *widget, const gchar *filename)
+{
+	const gchar *filenames[2] = { NULL};
+	GList *list;
+
+        g_return_if_fail (widget != NULL);
+        g_return_if_fail (GTK_IS_WINDOW (widget));
+
+	if (filename == NULL)
+		return;
+
+	filenames[0] = filename;
+	list = zenity_util_list_from_char_array (filenames);
+	gtk_window_set_icon_list (GTK_WINDOW (widget), list);
+	zenity_util_free_list (list);
+}
+
+void 
+zenity_util_set_window_icon_from_stock (GtkWidget *widget, const gchar *stock_id)
+{
+	GdkPixbuf *pixbuf;
+	
+	pixbuf = gtk_widget_render_icon (widget, stock_id, (GtkIconSize) -1, NULL);
+	gtk_window_set_icon (GTK_WINDOW (widget), pixbuf);
+	g_object_unref (pixbuf);
+}