[evolution] Bug #449520 - Adding a contact to a contact list fails when using a comma

[Milan Crha <mcrha src gnome org>]

commit c442d00f9325bd84f28ed5965a7b2fc512b9b3b7
Author: Milan Crha <mcrha redhat com>
Date:   Thu Oct 15 19:40:28 2009 +0200

    Bug #449520 - Adding a contact to a contact list fails when using a comma

 .../contact-list-editor/e-contact-list-editor.c    |   27 +++++++++++++++++++-
 1 files changed, 26 insertions(+), 1 deletions(-)
---
diff --git a/addressbook/gui/contact-list-editor/e-contact-list-editor.c b/addressbook/gui/contact-list-editor/e-contact-list-editor.c
index 73b5dcd..79fef05 100644
--- a/addressbook/gui/contact-list-editor/e-contact-list-editor.c
+++ b/addressbook/gui/contact-list-editor/e-contact-list-editor.c
@@ -603,10 +603,35 @@ contact_list_editor_email_entry_key_press_event_cb (GtkWidget *widget,
                                                     GdkEventKey *event)
 {
 	EContactListEditor *editor;
+	gboolean can_comma = FALSE;
 
 	editor = contact_list_editor_extract (widget);
 
-	if (event->keyval == GDK_comma || event->keyval == GDK_Return) {
+	if (event->keyval == GDK_comma) {
+		GtkEntry *entry;
+		gint cpos = -1;
+
+		entry = GTK_ENTRY (WIDGET (EMAIL_ENTRY));
+		g_object_get (G_OBJECT (entry), "cursor-position", &cpos, NULL);
+
+		/* not the first letter */
+		if (cpos > 0) {
+			const gchar *text;
+			gint quotes = 0, i;
+
+			text = gtk_entry_get_text (entry);
+
+			for (i = 0; text && text [i] && i < cpos; i++) {
+				if (text [i] == '\"')
+					quotes++;
+			}
+
+			/* even count of quotes */
+			can_comma = (quotes & 1) == 0;
+		}
+	}
+
+	if (can_comma || event->keyval == GDK_Return) {
 		g_signal_emit_by_name (widget, "activate", 0);
 		contact_list_editor_add_email (editor);