Avoided crashes when loading unrecognized files.

git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@142 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a

1 files changed, 6 insertions, 0 deletions

diff --git a/src/gtkext/gtkblockview.c b/src/gtkext/gtkblockview.c
index ae4b1a8..a4f0d3e 100644
--- a/src/gtkext/gtkblockview.c
+++ b/src/gtkext/gtkblockview.c
@@ -318,6 +318,8 @@ static void g_delayed_insertion_process(GDelayedInsertion *insertion, GtkExtStat
     lines = GTK_BIN_VIEW(view)->lines;
     last = GTK_BIN_VIEW(view)->last;
 
+    if (lines == NULL) return;
+
     iter = g_rendering_line_loop_for_code(lines, last);
     start = get_rendering_line_address(lines);
 
@@ -867,6 +869,8 @@ static gboolean gtk_block_view_expose(GtkWidget *widget, GdkEventExpose *event)
         mark = gtk_text_iter_get_marks(&iter)->data;
 
         line = g_object_get_data(G_OBJECT(mark), "line");
+        if (line == NULL) break;
+
         flags = g_rendering_line_get_flags(line);
 
         if (flags & RLF_RUNNING_BP)
@@ -1081,6 +1085,8 @@ static void gtk_block_view_complete_building_content(GDelayedInsertion *insertio
 
     gtk_text_layout_set_buffer(view->layout, view->buffer);
 
+    gtk_text_layout_set_cursor_visible(GTK_BLOCK_VIEW(view)->layout, FALSE);
+
     gtk_text_buffer_get_end_iter(view->buffer, &pos);
     gtk_text_layout_move_iter_visually(view->layout, &pos, -1);
     gtk_text_layout_get_iter_location(view->layout, &pos, &rect);