[gnome-builder] GbDocumentManager: add gb_document_manager_get_unsaved_documents()

[Christian Hergert <chergert src gnome org>]

commit 95dec1a533c1d54c7c8d8fabffca94e62a8f1dec
Author: Christian Hergert <christian hergert me>
Date:   Fri Dec 12 16:26:50 2014 -0800

    GbDocumentManager: add gb_document_manager_get_unsaved_documents()

 src/documents/gb-document-manager.c |   30 ++++++++++++++++++++++++++++++
 src/documents/gb-document-manager.h |   27 ++++++++++++++-------------
 2 files changed, 44 insertions(+), 13 deletions(-)
---
diff --git a/src/documents/gb-document-manager.c b/src/documents/gb-document-manager.c
index 0bf71ed..44c2363 100644
--- a/src/documents/gb-document-manager.c
+++ b/src/documents/gb-document-manager.c
@@ -153,6 +153,36 @@ gb_document_manager_get_documents (GbDocumentManager *manager)
   return list;
 }
 
+/**
+ * gb_document_manager_get_unsaved_documents:
+ *
+ * Fetches a #GList of all the documents loaded by #GbDocumentManager for
+ * which have not been saved.
+ *
+ * Returns: (transfer container) (element-type GbDocument*): #GList of
+ *   #GbDocument. Free list with g_list_free().
+ */
+GList *
+gb_document_manager_get_unsaved_documents (GbDocumentManager *manager)
+{
+  GList *list = NULL;
+  guint i;
+
+  g_return_val_if_fail (GB_IS_DOCUMENT_MANAGER (manager), NULL);
+
+  for (i = 0; i < manager->priv->documents->len; i++)
+    {
+      GbDocument *document;
+
+      document = g_ptr_array_index (manager->priv->documents, i);
+
+      if (gb_document_get_modified (document))
+        list = g_list_prepend (list, document);
+    }
+
+  return list;
+}
+
 static void
 gb_document_manager_document_modified (GbDocumentManager *manager,
                                        GParamSpec        *pspec,
diff --git a/src/documents/gb-document-manager.h b/src/documents/gb-document-manager.h
index b31d506..5f68c65 100644
--- a/src/documents/gb-document-manager.h
+++ b/src/documents/gb-document-manager.h
@@ -57,19 +57,20 @@ struct _GbDocumentManagerClass
                                      GbDocument        *document);
 };
 
-GType              gb_document_manager_get_type       (void);
-GbDocumentManager *gb_document_manager_new            (void);
-GbDocumentManager *gb_document_manager_get_default    (void);
-void               gb_document_manager_add            (GbDocumentManager *manager,
-                                                       GbDocument        *document);
-void               gb_document_manager_remove         (GbDocumentManager *manager,
-                                                       GbDocument        *document);
-GList             *gb_document_manager_get_documents  (GbDocumentManager *manager);
-guint              gb_document_manager_get_count      (GbDocumentManager *manager);
-GbDocument        *gb_document_manager_find_with_file (GbDocumentManager *manager,
-                                                       GFile             *file);
-GbDocument        *gb_document_manager_find_with_type (GbDocumentManager *manager,
-                                                       GType              type);
+GType              gb_document_manager_get_type              (void);
+GbDocumentManager *gb_document_manager_new                   (void);
+GbDocumentManager *gb_document_manager_get_default           (void);
+void               gb_document_manager_add                   (GbDocumentManager *manager,
+                                                              GbDocument        *document);
+void               gb_document_manager_remove                (GbDocumentManager *manager,
+                                                              GbDocument        *document);
+GList             *gb_document_manager_get_documents         (GbDocumentManager *manager);
+GList             *gb_document_manager_get_unsaved_documents (GbDocumentManager *manager);
+guint              gb_document_manager_get_count             (GbDocumentManager *manager);
+GbDocument        *gb_document_manager_find_with_file        (GbDocumentManager *manager,
+                                                              GFile             *file);
+GbDocument        *gb_document_manager_find_with_type        (GbDocumentManager *manager,
+                                                              GType              type);
 
 G_END_DECLS