shell: Add back mod+pageup/down keybindings for zoom

This way we can use zoom without a scrollwheel/touchpad.
This commit is contained in:
Kristian Høgsberg 2012-05-22 12:55:18 -04:00
parent 850ca42b9b
commit 9b68af0608

View File

@ -1637,15 +1637,24 @@ zoom_binding(struct wl_seat *seat, uint32_t time,
struct weston_seat *ws = (struct weston_seat *) seat;
struct weston_compositor *compositor = ws->compositor;
struct weston_output *output;
float maximum_level;
float maximum_level, increment;
wl_list_for_each(output, &compositor->output_list, link) {
if (pixman_region32_contains_point(&output->region,
wl_fixed_to_double(seat->pointer->x),
wl_fixed_to_double(seat->pointer->y),
NULL)) {
if (key == KEY_PAGEUP && value)
increment = output->zoom.increment;
else if (key == KEY_PAGEDOWN && value)
increment = -output->zoom.increment;
else if (axis == WL_POINTER_AXIS_VERTICAL_SCROLL)
increment = output->zoom.increment * value;
else
increment = 0;
output->zoom.active = 1;
output->zoom.level += output->zoom.increment * value;
output->zoom.level += increment;
if (output->zoom.level <= 0.0) {
output->zoom.active = 0;
@ -2579,6 +2588,10 @@ shell_add_bindings(struct weston_compositor *ec, struct desktop_shell *shell)
/* configurable bindings */
mod = shell->binding_modifier;
weston_compositor_add_binding(ec, KEY_PAGEUP, 0, 0, mod,
zoom_binding, NULL);
weston_compositor_add_binding(ec, KEY_PAGEDOWN, 0, 0, mod,
zoom_binding, NULL);
weston_compositor_add_binding(ec, 0, BTN_LEFT, 0, mod,
move_binding, shell);
weston_compositor_add_binding(ec, 0, BTN_MIDDLE, 0, mod,