Merge pull request #2256 from emersion/xdg-positioner

Add xdg-positioner support
This commit is contained in:
Drew DeVault 2018-07-12 12:46:57 -07:00 committed by GitHub
commit 447e1e6f8a
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2 changed files with 100 additions and 0 deletions

View file

@ -45,6 +45,53 @@ static void popup_handle_destroy(struct wl_listener *listener, void *data) {
view_child_destroy(&popup->child);
}
static void popup_unconstrain(struct sway_xdg_popup *popup) {
// get the output of the popup's positioner anchor point and convert it to
// the toplevel parent's coordinate system and then pass it to
// wlr_xdg_popup_unconstrain_from_box
struct sway_view *view = popup->child.view;
struct wlr_output_layout *output_layout =
root_container.sway_root->output_layout;
struct wlr_xdg_popup *wlr_popup = popup->wlr_xdg_surface->popup;
int anchor_lx, anchor_ly;
wlr_xdg_popup_get_anchor_point(wlr_popup, &anchor_lx, &anchor_ly);
int popup_lx, popup_ly;
wlr_xdg_popup_get_toplevel_coords(wlr_popup, wlr_popup->geometry.x,
wlr_popup->geometry.y, &popup_lx, &popup_ly);
popup_lx += view->x;
popup_ly += view->y;
anchor_lx += popup_lx;
anchor_ly += popup_ly;
double dest_x = 0, dest_y = 0;
wlr_output_layout_closest_point(output_layout, NULL, anchor_lx, anchor_ly,
&dest_x, &dest_y);
struct wlr_output *output =
wlr_output_layout_output_at(output_layout, dest_x, dest_y);
if (output == NULL) {
return;
}
int width = 0, height = 0;
wlr_output_effective_resolution(output, &width, &height);
// the output box expressed in the coordinate system of the toplevel parent
// of the popup
struct wlr_box output_toplevel_sx_box = {
.x = output->lx - view->x,
.y = output->ly - view->y,
.width = width,
.height = height
};
wlr_xdg_popup_unconstrain_from_box(wlr_popup, &output_toplevel_sx_box);
}
static struct sway_xdg_popup *popup_create(
struct wlr_xdg_popup *wlr_popup, struct sway_view *view) {
struct wlr_xdg_surface *xdg_surface = wlr_popup->base;
@ -55,12 +102,15 @@ static struct sway_xdg_popup *popup_create(
return NULL;
}
view_child_init(&popup->child, &popup_impl, view, xdg_surface->surface);
popup->wlr_xdg_surface = xdg_surface;
wl_signal_add(&xdg_surface->events.new_popup, &popup->new_popup);
popup->new_popup.notify = popup_handle_new_popup;
wl_signal_add(&xdg_surface->events.destroy, &popup->destroy);
popup->destroy.notify = popup_handle_destroy;
popup_unconstrain(popup);
return popup;
}

View file

@ -44,6 +44,53 @@ static void popup_handle_destroy(struct wl_listener *listener, void *data) {
view_child_destroy(&popup->child);
}
static void popup_unconstrain(struct sway_xdg_popup_v6 *popup) {
// get the output of the popup's positioner anchor point and convert it to
// the toplevel parent's coordinate system and then pass it to
// wlr_xdg_popup_unconstrain_from_box
struct sway_view *view = popup->child.view;
struct wlr_output_layout *output_layout =
root_container.sway_root->output_layout;
struct wlr_xdg_popup_v6 *wlr_popup = popup->wlr_xdg_surface_v6->popup;
int anchor_lx, anchor_ly;
wlr_xdg_popup_v6_get_anchor_point(wlr_popup, &anchor_lx, &anchor_ly);
int popup_lx, popup_ly;
wlr_xdg_popup_v6_get_toplevel_coords(wlr_popup, wlr_popup->geometry.x,
wlr_popup->geometry.y, &popup_lx, &popup_ly);
popup_lx += view->x;
popup_ly += view->y;
anchor_lx += popup_lx;
anchor_ly += popup_ly;
double dest_x = 0, dest_y = 0;
wlr_output_layout_closest_point(output_layout, NULL, anchor_lx, anchor_ly,
&dest_x, &dest_y);
struct wlr_output *output =
wlr_output_layout_output_at(output_layout, dest_x, dest_y);
if (output == NULL) {
return;
}
int width = 0, height = 0;
wlr_output_effective_resolution(output, &width, &height);
// the output box expressed in the coordinate system of the toplevel parent
// of the popup
struct wlr_box output_toplevel_sx_box = {
.x = output->lx - view->x,
.y = output->ly - view->y,
.width = width,
.height = height
};
wlr_xdg_popup_v6_unconstrain_from_box(wlr_popup, &output_toplevel_sx_box);
}
static struct sway_xdg_popup_v6 *popup_create(
struct wlr_xdg_popup_v6 *wlr_popup, struct sway_view *view) {
struct wlr_xdg_surface_v6 *xdg_surface = wlr_popup->base;
@ -54,12 +101,15 @@ static struct sway_xdg_popup_v6 *popup_create(
return NULL;
}
view_child_init(&popup->child, &popup_impl, view, xdg_surface->surface);
popup->wlr_xdg_surface_v6 = xdg_surface;
wl_signal_add(&xdg_surface->events.new_popup, &popup->new_popup);
popup->new_popup.notify = popup_handle_new_popup;
wl_signal_add(&xdg_surface->events.destroy, &popup->destroy);
popup->destroy.notify = popup_handle_destroy;
popup_unconstrain(popup);
return popup;
}