[evolution] Bug #674427 - Crash when formatting contact in addressbook

[Dan VrÃtil <dvratil src gnome org>]

commit 2a86155e711e620bcfb1bb3dcfe1782991f0dc5c
Author: Dan VrÃtil <dvratil redhat com>
Date:   Wed Jun 27 14:03:54 2012 +0200

    Bug #674427 - Crash when formatting contact in addressbook

 addressbook/gui/widgets/eab-contact-display.c   |   51 ++++++++++++----------
 addressbook/gui/widgets/eab-contact-formatter.c |   11 +++++
 addressbook/gui/widgets/eab-contact-formatter.h |    4 ++
 3 files changed, 43 insertions(+), 23 deletions(-)
---
diff --git a/addressbook/gui/widgets/eab-contact-display.c b/addressbook/gui/widgets/eab-contact-display.c
index a6293f5..2c9912f 100644
--- a/addressbook/gui/widgets/eab-contact-display.c
+++ b/addressbook/gui/widgets/eab-contact-display.c
@@ -54,7 +54,11 @@
 
 struct _EABContactDisplayPrivate {
 	EContact *contact;
-        EABContactFormatter *formatter;
+
+	EABContactDisplayMode mode;
+	gboolean show_maps;
+
+	GCancellable *formatter_cancellable;
 };
 
 enum {
@@ -186,20 +190,34 @@ contact_formatting_finished (GObject *object,
 
 	g_free (html);
 	g_object_unref (stream);
+	g_object_unref (object);
+	g_clear_object (&display->priv->formatter_cancellable);
 }
 
 static void
 load_contact (EABContactDisplay *display)
 {
+	EABContactFormatter *formatter;
+
+	if (display->priv->formatter_cancellable) {
+		g_cancellable_cancel (display->priv->formatter_cancellable);
+		g_clear_object (&display->priv->formatter_cancellable);
+	}
+
 	if (!display->priv->contact) {
 		e_web_view_clear (E_WEB_VIEW (display));
 		return;
 	}
 
+	formatter = eab_contact_formatter_new (
+			display->priv->mode,
+			display->priv->show_maps);
+
+	display->priv->formatter_cancellable = g_cancellable_new ();
+
 	eab_contact_formatter_format_contact_async (
-		display->priv->formatter,
-		display->priv->contact,
-		NULL,
+		formatter, display->priv->contact,
+		display->priv->formatter_cancellable,
 		(GAsyncReadyCallback) contact_formatting_finished,
 		display);
 }
@@ -522,11 +540,6 @@ eab_contact_display_init (EABContactDisplay *display)
 
 	display->priv = EAB_CONTACT_DISPLAY_GET_PRIVATE (display);
 
-	display->priv->formatter = g_object_new (
-		EAB_TYPE_CONTACT_FORMATTER,
-		"display-mode", EAB_CONTACT_DISPLAY_RENDER_NORMAL,
-		"render-maps", FALSE, NULL);
-
 	web_view = E_WEB_VIEW (display);
 	ui_manager = e_web_view_get_ui_manager (web_view);
 
@@ -598,7 +611,7 @@ eab_contact_display_get_mode (EABContactDisplay *display)
 {
 	g_return_val_if_fail (EAB_IS_CONTACT_DISPLAY (display), 0);
 
-	return eab_contact_formatter_get_display_mode (display->priv->formatter);
+	return display->priv->mode;
 }
 
 void
@@ -607,14 +620,10 @@ eab_contact_display_set_mode (EABContactDisplay *display,
 {
 	g_return_if_fail (EAB_IS_CONTACT_DISPLAY (display));
 
-	if (eab_contact_formatter_get_display_mode (
-		display->priv->formatter) == mode) {
-
+	if (display->priv->mode == mode)
 		return;
-	};
 
-	eab_contact_formatter_set_display_mode (
-		display->priv->formatter, mode);
+	display->priv->mode = mode;
 
 	load_contact (display);
 
@@ -626,7 +635,7 @@ eab_contact_display_get_show_maps (EABContactDisplay *display)
 {
 	g_return_val_if_fail (EAB_IS_CONTACT_DISPLAY (display), FALSE);
 
-	return eab_contact_formatter_get_render_maps (display->priv->formatter);
+	return display->priv->show_maps;
 }
 
 void
@@ -635,14 +644,10 @@ eab_contact_display_set_show_maps (EABContactDisplay *display,
 {
 	g_return_if_fail (EAB_IS_CONTACT_DISPLAY (display));
 
-	if (eab_contact_formatter_get_render_maps (
-		display->priv->formatter) == show_maps) {
-
+	if ((display->priv->show_maps ? 1 : 0) == (show_maps ? 1 : 0))
 		return;
-	}
 
-	eab_contact_formatter_set_render_maps (
-		display->priv->formatter, show_maps);
+	display->priv->show_maps = show_maps;
 
 	load_contact (display);
 
diff --git a/addressbook/gui/widgets/eab-contact-formatter.c b/addressbook/gui/widgets/eab-contact-formatter.c
index 43d68b1..ce6825a 100644
--- a/addressbook/gui/widgets/eab-contact-formatter.c
+++ b/addressbook/gui/widgets/eab-contact-formatter.c
@@ -1159,6 +1159,17 @@ eab_contact_formatter_init (EABContactFormatter *formatter)
 	formatter->priv->render_maps = FALSE;
 }
 
+EABContactFormatter *
+eab_contact_formatter_new (EABContactDisplayMode mode,
+			   gboolean render_maps)
+{
+	return g_object_new (EAB_TYPE_CONTACT_FORMATTER,
+			     "display-mode", mode,
+			     "render-maps", render_maps,
+			     NULL);
+}
+
+
 void
 eab_contact_formatter_set_display_mode (EABContactFormatter *formatter,
                                         EABContactDisplayMode mode)
diff --git a/addressbook/gui/widgets/eab-contact-formatter.h b/addressbook/gui/widgets/eab-contact-formatter.h
index e1f706e..7348f89 100644
--- a/addressbook/gui/widgets/eab-contact-formatter.h
+++ b/addressbook/gui/widgets/eab-contact-formatter.h
@@ -58,6 +58,10 @@ struct _EABContactFormatterClass {
 
 GType           eab_contact_formatter_get_type  ();
 
+EABContactFormatter*
+		eab_contact_formatter_new	(EABContactDisplayMode mode,
+						 gboolean render_maps);
+
 void            eab_contact_formatter_set_render_maps
                                                 (EABContactFormatter *formatter,
                                                  gboolean render_maps);