[PATCH weston 01/11] compositor-wayland: Rename structure members and make things more consistant

Jason Ekstrand jason at jlekstrand.net
Fri Nov 1 02:51:00 CET 2013


On Thu, Oct 31, 2013 at 12:51 AM, Kristian Høgsberg <hoegsberg at gmail.com>wrote:

> On Sun, Oct 27, 2013 at 10:24:53PM -0500, Jason Ekstrand wrote:
> > Signed-off-by: Jason Ekstrand <jason at jlekstrand.net>
> > ---
> >  src/compositor-wayland.c | 76
> ++++++++++++++++++++++++++----------------------
> >  1 file changed, 41 insertions(+), 35 deletions(-)
> >
> > diff --git a/src/compositor-wayland.c b/src/compositor-wayland.c
> > index 21ce5cb..f4cc7d7 100644
> > --- a/src/compositor-wayland.c
> > +++ b/src/compositor-wayland.c
> > @@ -39,7 +39,7 @@
> >  #include "../shared/os-compatibility.h"
> >
> >  struct wayland_compositor {
> > -     struct weston_compositor         base;
> > +     struct weston_compositor base;
> >
> >       struct {
> >               struct wl_display *wl_display;
> > @@ -61,28 +61,34 @@ struct wayland_compositor {
> >               int32_t top, bottom, left, right;
> >       } border;
> >
> > -     struct wl_list input_list;
> > +     struct wl_list inputs;
>
> If we're aiming for consistency, then don't rename this.  We very
> consistently call lists something_list and the links in the element
> something_link or just link.  As a more general rule of thumb, I try
> to avoid plural forms in variable names.
>

Yeah, I'm pretty sure I've seen both, but I'm ok with input_list.  And
you're right, it's better than plural (that just gets confusing).  Fixed
locally.
--Jason Ekstrand


>
> >  };
> >
> >  struct wayland_output {
> > -     struct weston_output    base;
> > +     struct weston_output base;
> > +
> >       struct {
> > -             int                      draw_initial_frame;
> > -             struct wl_surface       *surface;
> > -             struct wl_shell_surface *shell_surface;
> > -             struct wl_egl_window    *egl_window;
> > +             int draw_initial_frame;
> > +             struct wl_surface *surface;
> > +             struct wl_shell_surface *shell_surface;
> > +             struct wl_egl_window *egl_window;
> >       } parent;
> > -     struct weston_mode      mode;
> > +
> > +     struct weston_mode mode;
> >  };
> >
> >  struct wayland_input {
> >       struct weston_seat base;
> >       struct wayland_compositor *compositor;
> > -     struct wl_seat *seat;
> > -     struct wl_pointer *pointer;
> > -     struct wl_keyboard *keyboard;
> > -     struct wl_touch *touch;
> >       struct wl_list link;
> > +
> > +     struct {
> > +             struct wl_seat *seat;
> > +             struct wl_pointer *pointer;
> > +             struct wl_keyboard *keyboard;
> > +             struct wl_touch *touch;
> > +     } parent;
> > +
> >       uint32_t key_serial;
> >       uint32_t enter_serial;
> >       int focus;
> > @@ -401,7 +407,7 @@ check_focus(struct wayland_input *input, wl_fixed_t
> x, wl_fixed_t y)
> >               notify_pointer_focus(&input->base, &input->output->base,
> >                                    x - wl_fixed_from_int(c->border.left),
> >                                    y = wl_fixed_from_int(c->border.top));
> > -             wl_pointer_set_cursor(input->pointer,
> > +             wl_pointer_set_cursor(input->parent.pointer,
> >                                     input->enter_serial, NULL, 0, 0);
> >       } else if (input->focus && !inside) {
> >               notify_pointer_focus(&input->base, NULL, 0, 0);
> > @@ -602,25 +608,25 @@ input_handle_capabilities(void *data, struct
> wl_seat *seat,
> >  {
> >       struct wayland_input *input = data;
> >
> > -     if ((caps & WL_SEAT_CAPABILITY_POINTER) && !input->pointer) {
> > -             input->pointer = wl_seat_get_pointer(seat);
> > -             wl_pointer_set_user_data(input->pointer, input);
> > -             wl_pointer_add_listener(input->pointer, &pointer_listener,
> > -                                     input);
> > +     if ((caps & WL_SEAT_CAPABILITY_POINTER) && !input->parent.pointer)
> {
> > +             input->parent.pointer = wl_seat_get_pointer(seat);
> > +             wl_pointer_set_user_data(input->parent.pointer, input);
> > +             wl_pointer_add_listener(input->parent.pointer,
> > +                                     &pointer_listener, input);
> >               weston_seat_init_pointer(&input->base);
> > -     } else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && input->pointer)
> {
> > -             wl_pointer_destroy(input->pointer);
> > -             input->pointer = NULL;
> > +     } else if (!(caps & WL_SEAT_CAPABILITY_POINTER) &&
> input->parent.pointer) {
> > +             wl_pointer_destroy(input->parent.pointer);
> > +             input->parent.pointer = NULL;
> >       }
> >
> > -     if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !input->keyboard) {
> > -             input->keyboard = wl_seat_get_keyboard(seat);
> > -             wl_keyboard_set_user_data(input->keyboard, input);
> > -             wl_keyboard_add_listener(input->keyboard,
> &keyboard_listener,
> > -                                      input);
> > -     } else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) &&
> input->keyboard) {
> > -             wl_keyboard_destroy(input->keyboard);
> > -             input->keyboard = NULL;
> > +     if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) &&
> !input->parent.keyboard) {
> > +             input->parent.keyboard = wl_seat_get_keyboard(seat);
> > +             wl_keyboard_set_user_data(input->parent.keyboard, input);
> > +             wl_keyboard_add_listener(input->parent.keyboard,
> > +                                      &keyboard_listener, input);
> > +     } else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) &&
> input->parent.keyboard) {
> > +             wl_keyboard_destroy(input->parent.keyboard);
> > +             input->parent.keyboard = NULL;
> >       }
> >  }
> >
> > @@ -639,12 +645,12 @@ display_add_seat(struct wayland_compositor *c,
> uint32_t id)
> >
> >       weston_seat_init(&input->base, &c->base, "default");
> >       input->compositor = c;
> > -     input->seat = wl_registry_bind(c->parent.registry, id,
> > -                                    &wl_seat_interface, 1);
> > -     wl_list_insert(c->input_list.prev, &input->link);
> > +     input->parent.seat = wl_registry_bind(c->parent.registry, id,
> > +                                           &wl_seat_interface, 1);
> > +     wl_list_insert(c->inputs.prev, &input->link);
> >
> > -     wl_seat_add_listener(input->seat, &seat_listener, input);
> > -     wl_seat_set_user_data(input->seat, input);
> > +     wl_seat_add_listener(input->parent.seat, &seat_listener, input);
> > +     wl_seat_set_user_data(input->parent.seat, input);
> >  }
> >
> >  static void
> > @@ -742,7 +748,7 @@ wayland_compositor_create(struct wl_display *display,
> >               goto err_compositor;
> >       }
> >
> > -     wl_list_init(&c->input_list);
> > +     wl_list_init(&c->inputs);
> >       c->parent.registry = wl_display_get_registry(c->parent.wl_display);
> >       wl_registry_add_listener(c->parent.registry, &registry_listener,
> c);
> >       wl_display_dispatch(c->parent.wl_display);
> > --
> > 1.8.3.1
> >
> > _______________________________________________
> > wayland-devel mailing list
> > wayland-devel at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/wayland-devel
>
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