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Wayland mouse wheel support: compositors can behave differently

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ManoloFLTK
2023-08-15 08:44:53 +02:00
parent 3c7610ec23
commit e6440ca0a8
1 changed files with 2 additions and 1 deletions
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src/drivers/Wayland/Fl_Wayland_Screen_Driver.cxx
+2 -1
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@@ -343,7 +343,8 @@ static void pointer_axis(void *data,
Fl_Window *win = Fl_Wayland_Window_Driver::surface_to_window(seat->pointer_focus);
if (!win) return;
wld_event_time = time;
int delta = wl_fixed_to_int(value) / 10;
int delta = wl_fixed_to_int(value);
if (abs(delta) >= 10) delta /= 10;
// fprintf(stderr, "FL_MOUSEWHEEL: %c delta=%d\n", axis==WL_POINTER_AXIS_HORIZONTAL_SCROLL?'H':'V', delta);
// allow both horizontal and vertical movements to be processed by the widget
if (axis == WL_POINTER_AXIS_HORIZONTAL_SCROLL) {