From: Ray Strode <rstrode@redhat.com>
Date: Thu, 19 Jun 2008 13:38:34 +0000 (-0400)
Subject: add new api for moving text cursor around
X-Git-Tag: 0.4.0~23
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=83a23fc4565cf06c62fc1abe7762084e1eaa3f66;p=thirdparty%2Fplymouth.git

add new api for moving text cursor around
---

diff --git a/src/libplybootsplash/ply-window.c b/src/libplybootsplash/ply-window.c
index 304235d3..8345b728 100644
--- a/src/libplybootsplash/ply-window.c
+++ b/src/libplybootsplash/ply-window.c
@@ -53,6 +53,8 @@
 #define KEY_RETURN '\r'
 #define KEY_BACKSPACE '\177'
 
+#define MOVE_CURSOR_SEQUNCE(column,row) "\033[f"#row","#column
+
 struct _ply_window
 {
   ply_event_loop_t *loop;
@@ -438,6 +440,16 @@ ply_window_get_number_of_text_columns (ply_window_t *window)
   return window->number_of_text_columns;
 }
 
+void
+ply_window_set_text_cursor_position (ply_window_t *window,
+                                     int           column,
+                                     int           row)
+{
+  write (window->tty_fd,
+         MOVE_CURSOR_SEQUNCE(row,column),
+         strlen (MOVE_CURSOR_SEQUNCE(row,column)));
+}
+
 static void
 ply_window_detach_from_event_loop (ply_window_t *window)
 {
diff --git a/src/libplybootsplash/ply-window.h b/src/libplybootsplash/ply-window.h
index 0b9b6456..ff45aaee 100644
--- a/src/libplybootsplash/ply-window.h
+++ b/src/libplybootsplash/ply-window.h
@@ -74,6 +74,9 @@ bool ply_window_set_mode (ply_window_t      *window,
                           ply_window_mode_t  mode);
 int  ply_window_get_number_of_text_rows (ply_window_t *window);
 int  ply_window_get_number_of_text_columns (ply_window_t *window);
+void ply_window_set_text_cursor_position (ply_window_t *window,
+                                          int           column,
+                                          int           row);
 
 void ply_window_attach_to_event_loop (ply_window_t     *window,
                                       ply_event_loop_t *loop);