inicial

1 files changed, 203 insertions, 0 deletions

diff --git a/shell/ev-window-title.c b/shell/ev-window-title.c
new file mode 100644
index 00000000..ad2837a4
--- /dev/null
+++ b/shell/ev-window-title.c
@@ -0,0 +1,203 @@
+/* this file is part of evince, a mate document viewer
+ *
+ *  Copyright (C) 2005 Red Hat, Inc
+ *
+ * Evince is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Evince 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include <config.h>
+#include "ev-window-title.h"
+#include "ev-backends-manager.h"
+#include "ev-utils.h"
+
+#include <string.h>
+#include <gio/gio.h>
+#include <glib/gi18n.h>
+
+/* Known backends (for bad extensions fix) */
+#define EV_BACKEND_PS  "psdocument"
+#define EV_BACKEND_PDF "pdfdocument"
+
+typedef struct
+{
+	const gchar *backend;
+	const gchar *text;
+} BadTitleEntry;
+
+struct _EvWindowTitle
+{
+	EvWindow *window;
+	EvWindowTitleType type;
+	EvDocument *document;
+	char *uri;
+};
+
+static const BadTitleEntry bad_extensions[] = {
+	{ EV_BACKEND_PS, ".dvi" },
+	{ EV_BACKEND_PDF, ".doc" },
+	{ EV_BACKEND_PDF, ".dvi" },
+	{ EV_BACKEND_PDF, ".indd" },
+	{ EV_BACKEND_PDF, ".rtf" }
+};
+
+static const BadTitleEntry bad_prefixes[] = {
+	{ EV_BACKEND_PDF, "Microsoft Word - " },
+	{ EV_BACKEND_PDF, "Microsoft PowerPoint - " }
+};
+
+EvWindowTitle *
+ev_window_title_new (EvWindow *window)
+{
+	EvWindowTitle *window_title;
+
+	window_title = g_new0 (EvWindowTitle, 1);
+	window_title->window = window;
+	window_title->type = EV_WINDOW_TITLE_DOCUMENT;
+
+	return window_title;
+}
+
+static char *
+get_filename_from_uri (const char *uri)
+{
+	char *filename;
+	char *basename;
+	
+	filename = g_uri_unescape_string (uri, NULL);
+	basename = g_path_get_basename (filename);
+	g_free(filename);
+
+	return basename;
+}
+
+/* Some docs report titles with confusing extensions (ex. .doc for pdf).
+   Let's show the filename in this case */
+static void
+ev_window_title_sanitize_title (EvWindowTitle *window_title, char **title) {
+	const gchar *backend;
+	int i;
+
+	backend = ev_backends_manager_get_document_module_name (window_title->document);
+
+	for (i = 0; i < G_N_ELEMENTS (bad_extensions); i++) {
+		if (g_ascii_strcasecmp (bad_extensions[i].backend, backend) == 0 && 
+		    g_str_has_suffix (*title, bad_extensions[i].text)) {
+			char *new_title;
+			char *filename = get_filename_from_uri (window_title->uri);
+
+			new_title = g_strdup_printf ("%s (%s)", *title, filename);
+			g_free (*title);
+			*title = new_title;
+
+			g_free (filename);
+		}
+	}
+	for (i = 0; i < G_N_ELEMENTS (bad_prefixes); i++) {
+		if (g_ascii_strcasecmp (bad_prefixes[i].backend, backend) == 0 &&
+		    g_str_has_prefix (*title, bad_prefixes[i].text)) {
+			char *new_title;
+			int len = strlen(bad_prefixes[i].text);
+			
+			new_title = g_strdup_printf ("%s", (*title) + len);
+			g_free (*title);
+			*title = new_title;
+		}
+	}
+}
+
+static void
+ev_window_title_update (EvWindowTitle *window_title)
+{
+	GtkWindow *window = GTK_WINDOW (window_title->window);
+	char *title = NULL, *password_title, *p;
+
+	if (window_title->document != NULL) {
+		gchar *doc_title;
+
+		doc_title = g_strdup (ev_document_get_title (window_title->document));
+
+		/* Make sure we get a valid title back */
+		if (doc_title != NULL) {
+			doc_title = g_strstrip (doc_title);
+
+			if (doc_title[0] != '\0' &&
+			    g_utf8_validate (doc_title, -1, NULL)) {
+				title = g_strdup (doc_title);
+			}
+
+			g_free (doc_title);
+		}
+	}
+
+	if (title && window_title->uri) {
+		ev_window_title_sanitize_title (window_title, &title);
+	} else if (window_title->uri) {
+		title = get_filename_from_uri (window_title->uri);
+	} else if (!title) {
+		title = g_strdup (_("Document Viewer"));
+	}
+
+	for (p = title; *p; ++p) {
+		/* an '\n' byte is always ASCII, no need for UTF-8 special casing */
+		if (*p == '\n')	*p = ' ';
+	}
+
+	switch (window_title->type) {
+	case EV_WINDOW_TITLE_DOCUMENT:
+		gtk_window_set_title (window, title);
+		break;
+	case EV_WINDOW_TITLE_PASSWORD:
+		password_title = g_strdup_printf (_("%s — Password Required"), title);
+		gtk_window_set_title (window, password_title);
+		g_free (password_title);
+		break;
+	}
+
+	g_free (title);
+}
+
+void
+ev_window_title_set_type (EvWindowTitle *window_title, EvWindowTitleType type)
+{
+	window_title->type = type;
+
+	ev_window_title_update (window_title);
+}
+
+void
+ev_window_title_set_document (EvWindowTitle *window_title,
+			      EvDocument    *document)
+{
+	window_title->document = document;
+
+	ev_window_title_update (window_title);
+}
+
+void
+ev_window_title_set_uri (EvWindowTitle *window_title,
+			 const char    *uri)
+{
+	g_free (window_title->uri);
+	window_title->uri = g_strdup (uri);
+
+	ev_window_title_update (window_title);
+}
+
+void
+ev_window_title_free (EvWindowTitle *window_title)
+{
+	g_free (window_title->uri);
+	g_free (window_title);
+}