From b1248719129d11eee34d3e3ce43f1a85b883b83c Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <mpg@redhat.com>
Date: Thu, 08 Sep 2005 11:05:55 +0000
Subject: null check uri before setting and getting metadata

2005-09-08  Marco Pesenti Gritti  <mpg@redhat.com>

        * shell/ev-window.c: (page_changed_cb),
        (setup_document_from_metadata), (update_sidebar_visibility),
        (setup_view_from_metadata), (ev_window_run_fullscreen),
        (ev_window_stop_fullscreen), (ev_window_run_presentation),
        (ev_window_stop_presentation), (ev_window_continuous_changed_cb),
        (ev_window_dual_mode_changed_cb),
        (ev_window_sidebar_current_page_changed_cb):

        null check uri before setting and getting metadata
---
(limited to 'shell')

diff --git a/shell/ev-window.c b/shell/ev-window.c
index ac6dcd9..9bd1eac 100644
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -622,7 +622,9 @@ page_changed_cb (EvPageCache *page_cache,
 {
 	update_action_sensitivity (ev_window);
 
-	ev_metadata_manager_set_int (ev_window->priv->uri, "page", page);
+	if (ev_window->priv->uri) {
+		ev_metadata_manager_set_int (ev_window->priv->uri, "page", page);
+	}
 }
 
 static void
@@ -643,7 +645,7 @@ setup_document_from_metadata (EvWindow *window)
 	GValue page = { 0, };
 
 	/* Page */
-	if (ev_metadata_manager_get (uri, "page", &page)) {
+	if (uri && ev_metadata_manager_get (uri, "page", &page)) {
 		ev_page_cache_set_current_page (window->priv->page_cache,
 						g_value_get_int (&page));
 	}
@@ -919,7 +921,7 @@ update_sidebar_visibility (EvWindow *window)
 	char *uri = window->priv->uri;
 	GValue sidebar_visibility = { 0, };
 
-	if (ev_metadata_manager_get (uri, "sidebar_visibility", &sidebar_visibility)) {
+	if (uri && ev_metadata_manager_get (uri, "sidebar_visibility", &sidebar_visibility)) {
 		set_widget_visibility (window->priv->sidebar,
 				       g_value_get_boolean (&sidebar_visibility));
 	}
@@ -946,6 +948,10 @@ setup_view_from_metadata (EvWindow *window)
 	GValue sidebar_size = { 0, };
 	GValue sidebar_page = { 0, };
 
+	if (window->priv->uri == NULL) {
+		return;
+	}
+
 	/* Window size */
 	if (!GTK_WIDGET_VISIBLE (window)) {
 		gboolean restore_size = TRUE;
@@ -1846,7 +1852,9 @@ ev_window_run_fullscreen (EvWindow *window)
 	gtk_window_fullscreen (GTK_WINDOW (window));
 	ev_window_update_fullscreen_popup (window);
 
-	ev_metadata_manager_set_boolean (window->priv->uri, "fullscreen", TRUE);
+	if (window->priv->uri) {
+		ev_metadata_manager_set_boolean (window->priv->uri, "fullscreen", TRUE);
+	}
 }
 
 static void
@@ -1875,7 +1883,9 @@ ev_window_stop_fullscreen (EvWindow *window)
 	update_chrome_visibility (window);
 	update_sidebar_visibility (window);
 
-	ev_metadata_manager_set_boolean (window->priv->uri, "fullscreen", FALSE);
+	if (window->priv->uri) {
+		ev_metadata_manager_set_boolean (window->priv->uri, "fullscreen", FALSE);
+	}
 }
 
 static void
@@ -1922,7 +1932,9 @@ ev_window_run_presentation (EvWindow *window)
 	update_chrome_visibility (window);
 	gtk_widget_hide (window->priv->sidebar);
 
-	ev_metadata_manager_set_boolean (window->priv->uri, "presentation", TRUE);
+	if (window->priv->uri) {
+		ev_metadata_manager_set_boolean (window->priv->uri, "presentation", TRUE);
+	}
 }
 
 static void
@@ -1940,7 +1952,9 @@ ev_window_stop_presentation (EvWindow *window)
 	update_chrome_visibility (window);
 	update_sidebar_visibility (window);
 
-	ev_metadata_manager_set_boolean (window->priv->uri, "presentation", FALSE);
+	if (window->priv->uri) {
+		ev_metadata_manager_set_boolean (window->priv->uri, "presentation", FALSE);
+	}
 }
 
 static void
@@ -2373,8 +2387,10 @@ ev_window_continuous_changed_cb (EvView *view, GParamSpec *pspec, EvWindow *ev_w
 {
 	ev_window_update_continuous_action (ev_window);
 
-	ev_metadata_manager_set_boolean (ev_window->priv->uri, "continuous",
-				         ev_view_get_continuous (EV_VIEW (ev_window->priv->view)));
+	if (ev_window->priv->uri) {
+		ev_metadata_manager_set_boolean (ev_window->priv->uri, "continuous",
+					         ev_view_get_continuous (EV_VIEW (ev_window->priv->view)));
+	}
 }
 
 static void     
@@ -2398,8 +2414,10 @@ ev_window_dual_mode_changed_cb (EvView *view, GParamSpec *pspec, EvWindow *ev_wi
 {
 	ev_window_update_dual_page_action (ev_window);
 
-	ev_metadata_manager_set_boolean (ev_window->priv->uri, "dual-page",
-				         ev_view_get_dual_page (EV_VIEW (ev_window->priv->view)));
+	if (ev_window->priv->uri) {
+		ev_metadata_manager_set_boolean (ev_window->priv->uri, "dual-page",
+					         ev_view_get_dual_page (EV_VIEW (ev_window->priv->view)));
+	}
 }
 
 static char *
@@ -2529,7 +2547,9 @@ ev_window_sidebar_current_page_changed_cb (EvSidebar  *ev_sidebar,
 
 	g_object_unref (current_page);
 
-	ev_metadata_manager_set_string (ev_window->priv->uri, "sidebar_page", id);
+	if (ev_window->priv->uri) {
+		ev_metadata_manager_set_string (ev_window->priv->uri, "sidebar_page", id);
+	}
 }
 
 static void
--
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