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302 lines
8.1 KiB
302 lines
8.1 KiB
#include <stdlib.h>
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#include <wayland-server.h>
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#include <wlr/types/wlr_output_layout.h>
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#include "log.h"
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#include "sway/output.h"
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#include "sway/tree/container.h"
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#include "sway/tree/layout.h"
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#include "sway/tree/view.h"
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void view_init(struct sway_view *view, enum sway_view_type type,
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const struct sway_view_impl *impl) {
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view->type = type;
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view->impl = impl;
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wl_signal_init(&view->events.unmap);
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}
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void view_destroy(struct sway_view *view) {
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if (view == NULL) {
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return;
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}
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if (view->surface != NULL) {
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view_unmap(view);
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}
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container_destroy(view->swayc);
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if (view->impl->destroy) {
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view->impl->destroy(view);
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} else {
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free(view);
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}
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}
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const char *view_get_title(struct sway_view *view) {
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if (view->impl->get_prop) {
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return view->impl->get_prop(view, VIEW_PROP_TITLE);
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}
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return NULL;
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}
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const char *view_get_app_id(struct sway_view *view) {
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if (view->impl->get_prop) {
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return view->impl->get_prop(view, VIEW_PROP_APP_ID);
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}
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return NULL;
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}
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const char *view_get_class(struct sway_view *view) {
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if (view->impl->get_prop) {
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return view->impl->get_prop(view, VIEW_PROP_CLASS);
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}
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return NULL;
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}
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const char *view_get_instance(struct sway_view *view) {
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if (view->impl->get_prop) {
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return view->impl->get_prop(view, VIEW_PROP_INSTANCE);
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}
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return NULL;
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}
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void view_configure(struct sway_view *view, double ox, double oy, int width,
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int height) {
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if (view->impl->configure) {
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view->impl->configure(view, ox, oy, width, height);
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}
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}
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void view_set_activated(struct sway_view *view, bool activated) {
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if (view->impl->set_activated) {
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view->impl->set_activated(view, activated);
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}
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}
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void view_close(struct sway_view *view) {
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if (view->impl->close) {
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view->impl->close(view);
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}
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}
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void view_damage_whole(struct sway_view *view) {
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for (int i = 0; i < root_container.children->length; ++i) {
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struct sway_container *cont = root_container.children->items[i];
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if (cont->type == C_OUTPUT) {
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output_damage_whole_view(cont->sway_output, view);
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}
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}
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}
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void view_damage_from(struct sway_view *view) {
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// TODO
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view_damage_whole(view);
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}
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static void view_get_layout_box(struct sway_view *view, struct wlr_box *box) {
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struct sway_container *output = container_parent(view->swayc, C_OUTPUT);
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box->x = output->x + view->swayc->x;
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box->y = output->y + view->swayc->y;
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box->width = view->width;
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box->height = view->height;
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}
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static void view_update_outputs(struct sway_view *view,
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const struct wlr_box *before) {
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struct wlr_box box;
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view_get_layout_box(view, &box);
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struct wlr_output_layout *output_layout =
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root_container.sway_root->output_layout;
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struct wlr_output_layout_output *layout_output;
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wl_list_for_each(layout_output, &output_layout->outputs, link) {
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bool intersected = before != NULL && wlr_output_layout_intersects(
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output_layout, layout_output->output, before);
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bool intersects = wlr_output_layout_intersects(output_layout,
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layout_output->output, &box);
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if (intersected && !intersects) {
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wlr_surface_send_leave(view->surface, layout_output->output);
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}
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if (!intersected && intersects) {
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wlr_surface_send_enter(view->surface, layout_output->output);
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}
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}
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}
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static void view_subsurface_create(struct sway_view *view,
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struct wlr_subsurface *subsurface);
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static void view_init_subsurfaces(struct sway_view *view,
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struct wlr_surface *surface);
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static void view_handle_surface_new_subsurface(struct wl_listener *listener,
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void *data) {
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struct sway_view *view =
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wl_container_of(listener, view, surface_new_subsurface);
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struct wlr_subsurface *subsurface = data;
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view_subsurface_create(view, subsurface);
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}
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void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) {
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if (!sway_assert(view->surface == NULL, "cannot map mapped view")) {
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return;
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}
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struct sway_seat *seat = input_manager_current_seat(input_manager);
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struct sway_container *focus = seat_get_focus_inactive(seat,
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&root_container);
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struct sway_container *cont = container_view_create(focus, view);
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view->surface = wlr_surface;
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view->swayc = cont;
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view_init_subsurfaces(view, wlr_surface);
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wl_signal_add(&wlr_surface->events.new_subsurface,
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&view->surface_new_subsurface);
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view->surface_new_subsurface.notify = view_handle_surface_new_subsurface;
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arrange_windows(cont->parent, -1, -1);
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input_manager_set_focus(input_manager, cont);
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view_damage_whole(view);
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view_update_outputs(view, NULL);
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// TODO: create view children for subsurfaces
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}
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void view_unmap(struct sway_view *view) {
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if (!sway_assert(view->surface != NULL, "cannot unmap unmapped view")) {
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return;
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}
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wl_signal_emit(&view->events.unmap, view);
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view_damage_whole(view);
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struct sway_container *parent = container_destroy(view->swayc);
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wl_list_remove(&view->surface_new_subsurface.link);
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view->swayc = NULL;
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view->surface = NULL;
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arrange_windows(parent, -1, -1);
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}
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void view_update_position(struct sway_view *view, double ox, double oy) {
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if (view->swayc->x == ox && view->swayc->y == oy) {
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return;
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}
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struct wlr_box box;
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view_get_layout_box(view, &box);
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view_damage_whole(view);
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view->swayc->x = ox;
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view->swayc->y = oy;
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view_update_outputs(view, &box);
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view_damage_whole(view);
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}
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void view_update_size(struct sway_view *view, int width, int height) {
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if (view->width == width && view->height == height) {
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return;
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}
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struct wlr_box box;
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view_get_layout_box(view, &box);
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view_damage_whole(view);
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view->width = width;
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view->height = height;
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view_update_outputs(view, &box);
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view_damage_whole(view);
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}
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static void view_subsurface_create(struct sway_view *view,
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struct wlr_subsurface *subsurface) {
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struct sway_view_child *child = calloc(1, sizeof(struct sway_view_child));
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if (child == NULL) {
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wlr_log(L_ERROR, "Allocation failed");
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return;
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}
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view_child_init(child, NULL, view, subsurface->surface);
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}
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static void view_child_handle_surface_commit(struct wl_listener *listener,
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void *data) {
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struct sway_view_child *child =
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wl_container_of(listener, child, surface_commit);
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// TODO: only accumulate damage from the child
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view_damage_from(child->view);
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}
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static void view_child_handle_surface_new_subsurface(
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struct wl_listener *listener, void *data) {
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struct sway_view_child *child =
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wl_container_of(listener, child, surface_new_subsurface);
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struct wlr_subsurface *subsurface = data;
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view_subsurface_create(child->view, subsurface);
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}
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static void view_child_handle_surface_destroy(struct wl_listener *listener,
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void *data) {
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struct sway_view_child *child =
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wl_container_of(listener, child, surface_destroy);
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view_child_destroy(child);
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}
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static void view_child_handle_view_unmap(struct wl_listener *listener,
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void *data) {
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struct sway_view_child *child =
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wl_container_of(listener, child, view_unmap);
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view_child_destroy(child);
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}
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static void view_init_subsurfaces(struct sway_view *view,
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struct wlr_surface *surface) {
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struct wlr_subsurface *subsurface;
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wl_list_for_each(subsurface, &surface->subsurface_list, parent_link) {
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view_subsurface_create(view, subsurface);
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}
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}
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void view_child_init(struct sway_view_child *child,
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const struct sway_view_child_impl *impl, struct sway_view *view,
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struct wlr_surface *surface) {
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child->impl = impl;
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child->view = view;
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child->surface = surface;
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wl_signal_add(&surface->events.commit, &child->surface_commit);
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child->surface_commit.notify = view_child_handle_surface_commit;
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wl_signal_add(&surface->events.new_subsurface,
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&child->surface_new_subsurface);
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child->surface_new_subsurface.notify =
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view_child_handle_surface_new_subsurface;
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wl_signal_add(&surface->events.destroy, &child->surface_destroy);
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child->surface_destroy.notify = view_child_handle_surface_destroy;
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wl_signal_add(&view->events.unmap, &child->view_unmap);
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child->view_unmap.notify = view_child_handle_view_unmap;
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view_init_subsurfaces(child->view, surface);
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// TODO: only damage the whole child
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view_damage_whole(child->view);
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}
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void view_child_destroy(struct sway_view_child *child) {
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// TODO: only damage the whole child
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view_damage_whole(child->view);
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wl_list_remove(&child->surface_commit.link);
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wl_list_remove(&child->surface_destroy.link);
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wl_list_remove(&child->view_unmap.link);
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if (child->impl && child->impl->destroy) {
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child->impl->destroy(child);
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} else {
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free(child);
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}
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}
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