Forms: add document dirty flag

2 files changed, 11 insertions, 0 deletions

diff --git a/fitz/doc_interactive.c b/fitz/doc_interactive.c
index d7bc954d..61f2f4f1 100644
--- a/fitz/doc_interactive.c
+++ b/fitz/doc_interactive.c
@@ -6,6 +6,11 @@
 	to indirect through function pointers.
 */
 
+int fz_has_unsaved_changes(fz_interactive *idoc)
+{
+	return pdf_has_unsaved_changes((pdf_document*)idoc);
+}
+
 int fz_pass_event(fz_interactive *idoc, fz_page *page, fz_ui_event *ui_event)
 {
 	return pdf_pass_event((pdf_document*)idoc, (pdf_page*)page, ui_event);
diff --git a/fitz/fitz.h b/fitz/fitz.h
index 595dc2e4..6a9f7e0a 100644
--- a/fitz/fitz.h
+++ b/fitz/fitz.h
@@ -2410,6 +2410,12 @@ typedef struct fz_widget_s fz_widget;
 fz_interactive *fz_interact(fz_document *doc);
 
 /*
+	Determine whether changes have been made since the
+	document was opened or last saved.
+*/
+int fz_has_unsaved_changes(fz_interactive *idoc);
+
+/*
 	fz_pass_event: Pass a UI event to an interactive
 	document.