labwc/src/xwayland.c
Johan Malm 96e05057a3 Update .clang-format
Align with wlroots style
2020-09-28 20:41:41 +01:00

158 lines
4 KiB
C

#include "labwc.h"
static void
handle_commit(struct wl_listener *listener, void *data)
{
struct view *view = wl_container_of(listener, view, commit);
BUG_ON(!view->surface);
/* Must receive commit signal before accessing surface->current* */
view->w = view->surface->current.width;
view->h = view->surface->current.height;
}
static void
handle_map(struct wl_listener *listener, void *data)
{
struct view *view = wl_container_of(listener, view, map);
view->impl->map(view);
}
static void
handle_unmap(struct wl_listener *listener, void *data)
{
struct view *view = wl_container_of(listener, view, unmap);
view->impl->unmap(view);
}
static void
handle_destroy(struct wl_listener *listener, void *data)
{
struct view *view = wl_container_of(listener, view, destroy);
wl_list_remove(&view->link);
wl_list_remove(&view->map.link);
wl_list_remove(&view->unmap.link);
wl_list_remove(&view->destroy.link);
wl_list_remove(&view->request_configure.link);
free(view);
}
static void
handle_request_configure(struct wl_listener *listener, void *data)
{
struct view *view = wl_container_of(listener, view, request_configure);
struct wlr_xwayland_surface_configure_event *event = data;
wlr_xwayland_surface_configure(view->xwayland_surface, event->x,
event->y, event->width, event->height);
}
static void
configure(struct view *view, struct wlr_box geo)
{
wlr_xwayland_surface_configure(view->xwayland_surface, (int16_t)geo.x,
(int16_t)geo.y, (uint16_t)geo.width,
(uint16_t)geo.height);
}
static void
_close(struct view *view)
{
wlr_xwayland_surface_close(view->xwayland_surface);
}
static bool
want_deco(struct view *view)
{
return view->xwayland_surface->decorations ==
WLR_XWAYLAND_SURFACE_DECORATIONS_ALL;
}
static void
top_left_edge_boundary_check(struct view *view)
{
struct wlr_box deco = deco_max_extents(view);
if (deco.x < 0) {
view->x -= deco.x;
}
if (deco.y < 0) {
view->y -= deco.y;
}
struct wlr_box box = {
.x = view->x, .y = view->y, .width = view->w, .height = view->h
};
view->impl->configure(view, box);
}
static void
map(struct view *view)
{
view->mapped = true;
view->x = view->xwayland_surface->x;
view->y = view->xwayland_surface->y;
view->w = view->xwayland_surface->width;
view->h = view->xwayland_surface->height;
view->surface = view->xwayland_surface->surface;
view->server_side_deco = want_deco(view);
view->margin = deco_thickness(view);
top_left_edge_boundary_check(view);
/* Add commit here, as xwayland map/unmap can change the wlr_surface */
wl_signal_add(&view->xwayland_surface->surface->events.commit,
&view->commit);
view->commit.notify = handle_commit;
desktop_focus_view(view);
}
static void
unmap(struct view *view)
{
view->mapped = false;
wl_list_remove(&view->commit.link);
desktop_focus_next_mapped_view(view);
}
static const struct view_impl xwl_view_impl = {
.configure = configure,
.close = _close,
.map = map,
.unmap = unmap,
};
void
xwayland_surface_new(struct wl_listener *listener, void *data)
{
struct server *server =
wl_container_of(listener, server, new_xwayland_surface);
struct wlr_xwayland_surface *xsurface = data;
wlr_xwayland_surface_ping(xsurface);
/*
* We do not create 'views' for xwayland override_redirect surfaces,
* but add them to server.unmanaged_surfaces so that we can render them
*/
if (xsurface->override_redirect) {
xwayland_unmanaged_create(server, xsurface);
return;
}
struct view *view = calloc(1, sizeof(struct view));
view->server = server;
view->type = LAB_XWAYLAND_VIEW;
view->impl = &xwl_view_impl;
view->xwayland_surface = xsurface;
view->map.notify = handle_map;
wl_signal_add(&xsurface->events.map, &view->map);
view->unmap.notify = handle_unmap;
wl_signal_add(&xsurface->events.unmap, &view->unmap);
view->destroy.notify = handle_destroy;
wl_signal_add(&xsurface->events.destroy, &view->destroy);
view->request_configure.notify = handle_request_configure;
wl_signal_add(&xsurface->events.request_configure,
&view->request_configure);
wl_list_insert(&view->server->views, &view->link);
}