Forms: handle field appearance change on mouse up/down

1 files changed, 19 insertions, 0 deletions

diff --git a/pdf/mupdf.h b/pdf/mupdf.h
index 07bfa12d..e257dd5a 100644
--- a/pdf/mupdf.h
+++ b/pdf/mupdf.h
@@ -216,4 +216,23 @@ void pdf_run_page(pdf_document *doc, pdf_page *page, fz_device *dev, fz_matrix c
 
 void pdf_run_page_with_usage(pdf_document *doc, pdf_page *page, fz_device *dev, fz_matrix ctm, char *event, fz_cookie *cookie);
 
+/*
+	pdf_pass_event: pass a UI event to a page.
+
+	The event may activate or focus a form field.
+*/
+int pdf_pass_event(pdf_document *doc, pdf_page *page, fz_ui_event *ui_event);
+
+/*
+	pdf_get_screen_update: return areas needing updating because of
+	appearance change.
+*/
+fz_rect *pdf_get_screen_update(pdf_document *doc);
+
+/*
+	pdf_get_focussed_widget: return the currently focussed form field,
+	if any.
+*/
+fz_widget *pdf_get_focussed_widget(pdf_document *doc);
+
 #endif