tui: Erase the graph instead of clear to avoid window flashing

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/src/tui.c b/src/tui.c
index 956de21701a6746217f50893b75c63b5dc98aa4c..6d8e952bf0ed7be6f99b5271473230d2488150a4 100644 (file)
--- a/src/tui.c
+++ b/src/tui.c
@@ -284,8 +284,8 @@ static int fireperf_tui_draw_graph(struct fireperf_tui* tui) {
        int max_x = 0;
        int max_y = 0;
 
-       // Clear any previous content
-       wclear(tui->graph);
+       // Erase any previous content
+       werase(tui->graph);
 
        // Fetch the dimensions of the frame
        getmaxyx(tui->graph, max_y, max_x);