From d36ca9a2c19bb21b243024e325336d9d876497e2 Mon Sep 17 00:00:00 2001
From: Christian Persch <chpe@gnome.org>
Date: Sun, 29 Jul 2007 13:08:25 +0000
Subject: Fixes bug #437681 - blocks while enumerating printers.

2007-07-29  Christian Persch  <chpe@gnome.org>

	* shell/ev-window.c: (ev_window_enumerate_printer_cb),
	(ev_window_preview_print_finished), (ev_window_do_preview_print),
	(ev_window_cmd_preview_print):
	
	Fixes bug #437681 - blocks while enumerating printers.


svn path=/trunk/; revision=2588
---
(limited to 'shell')

diff --git a/shell/ev-window.c b/shell/ev-window.c
index 6a03b75..f5a7bf4 100644
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -3326,25 +3326,30 @@ ev_window_cmd_start_presentation (GtkAction *action, EvWindow *window)
 }
 
 #ifdef WITH_GTK_PRINT
+static void ev_window_do_preview_print (EvWindow *window);
+
 static gboolean
-lookup_printer_from_name (GtkPrinter *printer,
-			  EvWindow   *window)
+ev_window_enumerate_printer_cb (GtkPrinter *printer,
+				EvWindow   *window)
 {
+	EvWindowPrivate *priv = window->priv;
 	const gchar *printer_name;
 
-	printer_name = gtk_print_settings_get_printer (window->priv->print_settings);
-	
+	printer_name = gtk_print_settings_get_printer (priv->print_settings);
 	if ((printer_name
-	     && g_ascii_strcasecmp (printer_name, gtk_printer_get_name (printer)) == 0) ||
+	     && strcmp (printer_name, gtk_printer_get_name (printer)) == 0) ||
 	    (!printer_name && gtk_printer_is_default (printer))) {
-		if (window->priv->printer)
-			g_object_unref (window->priv->printer);
-		window->priv->printer = g_object_ref (printer);
+		if (priv->printer)
+			g_object_unref (priv->printer);
+		priv->printer = g_object_ref (printer);
 
-		return TRUE;
+		/* Now that we have the printer, we'll start the print */
+		ev_window_do_preview_print (window);
+
+		return TRUE; /* we're done */
 	}
 
-	return FALSE;
+	return FALSE; /* continue the enumeration */
 }
 
 static void
@@ -3370,62 +3375,34 @@ ev_window_preview_print_finished (GtkPrintJob *print_job,
 	g_object_unref (print_job);
 	gtk_widget_destroy (GTK_WIDGET (window));
 }
-#endif /* WITH_GTK_PRINT */
 
 static void
-ev_window_cmd_preview_print (GtkAction *action, EvWindow *window)
+ev_window_do_preview_print (EvWindow *window)
 {
-#ifdef WITH_GTK_PRINT
-	GtkPrintSettings *print_settings = NULL;
+	EvWindowPrivate  *priv = window->priv;
 	GtkPageSetup     *page_setup;
 	GtkPrintJob      *job;
 	gchar            *filename;
 	GError           *error = NULL;
-#if GTK_CHECK_VERSION (2, 11, 0)
-	const gchar      *print_settings_file = window->priv->print_settings_file;
 
-	if (print_settings_file) {
-		if (g_file_test (print_settings_file, G_FILE_TEST_IS_REGULAR)) {
-			GError *error = NULL;
+	g_assert (priv->print_settings != NULL);
+	g_assert (priv->printer != NULL);
 
-			print_settings = gtk_print_settings_new_from_file (print_settings_file,
-									   &error);
-			
-			if (error) {
-				g_warning (error->message);
-				g_error_free (error);
-				print_settings = NULL;
-			}
-		}
-	}
-#endif /* GTK 2.11.0 */
-	
-	if (!print_settings)
-		print_settings = gtk_print_settings_new ();
-
-	if (window->priv->print_settings)
-		g_object_unref (window->priv->print_settings);
-	window->priv->print_settings = print_settings;
-
-	gtk_enumerate_printers ((GtkPrinterFunc) lookup_printer_from_name,
-				window, NULL, TRUE);
-	g_assert (GTK_IS_PRINTER (window->priv->printer));	
-	
 	page_setup = gtk_page_setup_new ();
 
 	job = gtk_print_job_new ("evince-print",
-				 window->priv->printer,
-				 window->priv->print_settings,
+				 priv->printer,
+				 priv->print_settings,
 				 page_setup);
 
-	g_object_unref (window->priv->print_settings);
-	window->priv->print_settings = NULL;
-	g_object_unref (window->priv->printer);
-	window->priv->printer = NULL;
+	g_object_unref (priv->print_settings);
+	priv->print_settings = NULL;
+	g_object_unref (priv->printer);
+	priv->printer = NULL;
 	g_object_unref (page_setup);
 
-	filename = g_filename_from_uri (window->priv->local_uri ?
-					window->priv->local_uri : window->priv->uri,
+	filename = g_filename_from_uri (priv->local_uri ?
+					priv->local_uri : priv->uri,
 					NULL, NULL);
 
 	if (gtk_print_job_set_source_file (job, filename, &error)) {
@@ -3440,6 +3417,44 @@ ev_window_cmd_preview_print (GtkAction *action, EvWindow *window)
 	g_free (filename);
 
 	gtk_widget_hide (GTK_WIDGET (window));
+}
+
+#endif /* WITH_GTK_PRINT */
+
+static void
+ev_window_cmd_preview_print (GtkAction *action, EvWindow *window)
+{
+#ifdef WITH_GTK_PRINT
+	EvWindowPrivate *priv = window->priv;
+	GtkPrintSettings *print_settings = NULL;
+#if GTK_CHECK_VERSION (2, 11, 0)
+	const gchar      *print_settings_file = priv->print_settings_file;
+
+	if (print_settings_file) {
+		if (g_file_test (print_settings_file, G_FILE_TEST_IS_REGULAR)) {
+			GError *error = NULL;
+
+			print_settings = gtk_print_settings_new_from_file (print_settings_file,
+									   &error);
+			
+			if (error) {
+				g_warning (error->message);
+				g_error_free (error);
+				print_settings = NULL;
+			}
+		}
+	}
+#endif /* GTK 2.11.0 */
+	
+	if (!print_settings)
+		print_settings = gtk_print_settings_new ();
+
+	if (priv->print_settings)
+		g_object_unref (priv->print_settings);
+	priv->print_settings = print_settings;
+
+	gtk_enumerate_printers ((GtkPrinterFunc) ev_window_enumerate_printer_cb,
+				window, NULL, FALSE);
 #endif /* WITH_GTK_PRINT */
 }
 
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