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tools: Check if axis value is available in debugging GUI

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libinput complained with lots of "client bug" messages because the GUI tool
did not check which axis values were available.

Signed-off-by: Friedrich Schöller <code@schoeller.se>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Friedrich Schöller 2015-01-23 22:31:05 +01:00 • committed by Peter Hutterer
parent 4a90910895
commit 529ce8e4ac
1 changed files with 12 additions and 10 deletions
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22
tools/event-gui.c
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@ -358,19 +358,21 @@ static void
handle_event_axis(struct libinput_event *ev, struct window *w)
{
struct libinput_event_pointer *p = libinput_event_get_pointer_event(ev);
double v, h;
double value;
v = libinput_event_pointer_get_axis_value(p,
LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL);
h = libinput_event_pointer_get_axis_value(p,
LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL);
if (v != 0.0) {
w->vy += (int)v;
if (libinput_event_pointer_has_axis(p,
LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL)) {
value = libinput_event_pointer_get_axis_value(p,
LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL);
w->vy += (int)value;
w->vy = clip(w->vy, 0, w->height);
}
if (h != 0.0) {
w->hx += (int)h;
if (libinput_event_pointer_has_axis(p,
LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL)) {
value = libinput_event_pointer_get_axis_value(p,
LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL);
w->hx += (int)value;
w->hx = clip(w->hx, 0, w->width);
}
}