[evolution] Bug 601774 - "Send Message to Contact" is always disabled

[Matthew Barnes <mbarnes src gnome org>]

commit d428935b383f96cc8c95fd345b8cc5c68c6fde8d
Author: Matthew Barnes <mbarnes redhat com>
Date:   Fri Nov 13 16:57:53 2009 -0500

    Bug 601774 - "Send Message to Contact" is always disabled

 modules/addressbook/e-book-shell-content.c |   56 +++++++++++++++++++++++++++-
 modules/addressbook/e-book-shell-content.h |   10 ++---
 2 files changed, 59 insertions(+), 7 deletions(-)
---
diff --git a/modules/addressbook/e-book-shell-content.c b/modules/addressbook/e-book-shell-content.c
index 1c121ad..55b11fc 100644
--- a/modules/addressbook/e-book-shell-content.c
+++ b/modules/addressbook/e-book-shell-content.c
@@ -259,6 +259,23 @@ book_shell_content_constructed (GObject *object)
 	gconf_bridge_bind_property_delayed (bridge, key, object, "vposition");
 }
 
+static void
+book_shell_content_check_state_foreach (gint row,
+                                        gpointer user_data)
+{
+	EContact *contact;
+
+	struct {
+		EAddressbookModel *model;
+		GList *list;
+	} *foreach_data = user_data;
+
+	contact = e_addressbook_model_get_contact (foreach_data->model, row);
+	g_return_if_fail (E_IS_CONTACT (contact));
+
+	foreach_data->list = g_list_prepend (foreach_data->list, contact);
+}
+
 static guint32
 book_shell_content_check_state (EShellContent *shell_content)
 {
@@ -267,10 +284,17 @@ book_shell_content_check_state (EShellContent *shell_content)
 	EAddressbookModel *model;
 	EAddressbookView *view;
 	GtkClipboard *clipboard;
+	gboolean has_email = TRUE;
+	gboolean is_contact_list = TRUE;
 	guint32 state = 0;
 	gint n_contacts;
 	gint n_selected;
 
+	struct {
+		EAddressbookModel *model;
+		GList *list;
+	} foreach_data;
+
 	book_shell_content = E_BOOK_SHELL_CONTENT (shell_content);
 	view = e_book_shell_content_get_current_view (book_shell_content);
 	model = e_addressbook_view_get_model (view);
@@ -281,13 +305,43 @@ book_shell_content_check_state (EShellContent *shell_content)
 	n_selected = (selection_model != NULL) ?
 		e_selection_model_selected_count (selection_model) : 0;
 
+	foreach_data.model = model;
+	foreach_data.list = NULL;
+
+	if (selection_model != NULL)
+		e_selection_model_foreach (
+			selection_model, (EForeachFunc)
+			book_shell_content_check_state_foreach,
+			&foreach_data);
+
+	while (foreach_data.list != NULL) {
+		EContact *contact = E_CONTACT (foreach_data.list->data);
+		GList *email_list;
+
+		email_list = e_contact_get (contact, E_CONTACT_EMAIL);
+		has_email &= (email_list != NULL);
+		g_list_foreach (email_list, (GFunc) g_free, NULL);
+		g_list_free (email_list);
+
+		is_contact_list &=
+			(e_contact_get (contact, E_CONTACT_IS_LIST) != NULL);
+
+		g_object_unref (contact);
+
+		foreach_data.list = g_list_delete_link (
+			foreach_data.list, foreach_data.list);
+	}
+
 	clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
 
-	/* FIXME Finish the rest of the flags. */
 	if (n_selected == 1)
 		state |= E_BOOK_SHELL_CONTENT_SELECTION_SINGLE;
 	if (n_selected > 1)
 		state |= E_BOOK_SHELL_CONTENT_SELECTION_MULTIPLE;
+	if (n_selected > 0 && has_email)
+		state |= E_BOOK_SHELL_CONTENT_SELECTION_HAS_EMAIL;
+	if (n_selected == 1 && is_contact_list)
+		state |= E_BOOK_SHELL_CONTENT_SELECTION_IS_CONTACT_LIST;
 	if (e_addressbook_model_can_stop (model))
 		state |= E_BOOK_SHELL_CONTENT_SOURCE_IS_BUSY;
 	if (e_addressbook_model_get_editable (model))
diff --git a/modules/addressbook/e-book-shell-content.h b/modules/addressbook/e-book-shell-content.h
index 138b60d..5acfae4 100644
--- a/modules/addressbook/e-book-shell-content.h
+++ b/modules/addressbook/e-book-shell-content.h
@@ -60,12 +60,10 @@ enum {
 	E_BOOK_SHELL_CONTENT_SELECTION_MULTIPLE		= 1 << 1,
 	E_BOOK_SHELL_CONTENT_SELECTION_HAS_EMAIL	= 1 << 2,
 	E_BOOK_SHELL_CONTENT_SELECTION_IS_CONTACT_LIST	= 1 << 3,
-	E_BOOK_SHELL_CONTENT_SELECTION_HAS_HTTP_URI	= 1 << 4,
-	E_BOOK_SHELL_CONTENT_SELECTION_HAS_MAILTO_URI	= 1 << 5,
-	E_BOOK_SHELL_CONTENT_SOURCE_IS_BUSY		= 1 << 6,
-	E_BOOK_SHELL_CONTENT_SOURCE_IS_EDITABLE		= 1 << 7,
-	E_BOOK_SHELL_CONTENT_SOURCE_IS_EMPTY		= 1 << 8,
-	E_BOOK_SHELL_CONTENT_CLIPBOARD_HAS_DIRECTORY	= 1 << 9
+	E_BOOK_SHELL_CONTENT_SOURCE_IS_BUSY		= 1 << 4,
+	E_BOOK_SHELL_CONTENT_SOURCE_IS_EDITABLE		= 1 << 5,
+	E_BOOK_SHELL_CONTENT_SOURCE_IS_EMPTY		= 1 << 6,
+	E_BOOK_SHELL_CONTENT_CLIPBOARD_HAS_DIRECTORY	= 1 << 7
 };
 
 struct _EBookShellContent {