From f63e084556a04d4e8c3d968a376e275aee644e67 Mon Sep 17 00:00:00 2001 From: c vw Date: Fri, 5 Mar 2021 22:20:34 +0100 Subject: [PATCH] again: press/move/relase problem. --- receiver.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/receiver.c b/receiver.c index ef880a8..d83198d 100644 --- a/receiver.c +++ b/receiver.c @@ -152,12 +152,14 @@ gboolean receiver_motion_notify_event(GtkWidget *widget, GdkEventMotion *event, &state); // // It turns out to be difficult sometimes to "jump" to a - // frequency by just clicking in the panadaper, since the - // operating system may report a very small move between - // pressing and releasing. Then x and last_x is the same. + // frequency by just clicking in the panadaper, since there + // might be a move of zero or one pixel between pressing + // and releasing the mouse button. + // Treat this is a "press/release" event that sets the VFO + // frequency to where we have clicked. // int moved=x-last_x; - if (moved != 0) { + if (moved > 1 || moved < -1) { vfo_move((long long)((float)moved*rx->hz_per_pixel),FALSE); last_x=x; has_moved=TRUE; -- 2.45.2