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xwayland: Honor size increments from WM_SIZE_HINTS

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John Lindgren 2022-03-20 15:45:55 -04:00 • committed by Johan Malm
parent 06042337d6
commit 08c537ebd9
1 changed files with 17 additions and 0 deletions
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17
src/xwayland.c
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@ -181,9 +181,26 @@ handle_set_class(struct wl_listener *listener, void *data)
view_update_app_id(view);
}
static int
round_to_increment(int val, int base, int inc) {
if (base < 0 || inc <= 0)
return val;
return base + (val - base + inc / 2) / inc * inc;
}
static void
configure(struct view *view, struct wlr_box geo)
{
// honor size increments from WM_SIZE_HINTS
struct wlr_xwayland_surface_size_hints *hints =
view->xwayland_surface->size_hints;
if (hints) {
geo.width = round_to_increment(geo.width,
hints->base_width, hints->width_inc);
geo.height = round_to_increment(geo.height,
hints->base_height, hints->height_inc);
}
view->pending_move_resize.update_x = geo.x != view->x;
view->pending_move_resize.update_y = geo.y != view->y;
view->pending_move_resize.x = geo.x;