mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-26 06:35:58 +01:00
xwm: handle some more events
handle map/unmap_notify, property_notify (just logging for now), and client_message for wl_surface_id. We almost can display an X window now, just need the compositor to iterate over them
This commit is contained in:
Dominique Martinet
parent
ea906ea3e2
commit
f912316d9b
2 changed files with 242 additions and 40 deletions
261
xwayland/xwm.c
261
xwayland/xwm.c
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@ -6,55 +6,243 @@
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#include "wlr/xwayland.h"
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#include "xwm.h"
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/* General helpers */
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// TODO: replace this with hash table?
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static struct wlr_x11_window *lookup_window(struct wl_list *list, xcb_window_t window_id) {
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struct wlr_x11_window *window;
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wl_list_for_each(window, list, link) {
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if (window->window_id == window_id) {
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return window;
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}
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}
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return NULL;
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}
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static struct wlr_x11_window *lookup_window_any(struct wlr_xwm *xwm, xcb_window_t window_id) {
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struct wlr_x11_window *window;
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if ((window = lookup_window(&xwm->paired_windows, window_id)) ||
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(window = lookup_window(&xwm->unpaired_windows, window_id)) ||
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(window = lookup_window(&xwm->new_windows, window_id))) {
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return window;
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}
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return NULL;
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}
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static struct wlr_x11_window *wlr_x11_window_create(struct wlr_xwm *xwm,
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xcb_window_t window_id, int16_t x, int16_t y,
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uint16_t width, uint16_t height, bool override_redirect) {
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struct wlr_x11_window *window;
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window = calloc(1, sizeof(struct wlr_x11_window));
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if (!window) {
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wlr_log(L_ERROR, "Could not allocate wlr x11 window");
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return NULL;
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}
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window->window_id = window_id;
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window->x = x;
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window->y = y;
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window->width = width;
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window->height = height;
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window->override_redirect = override_redirect;
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wl_list_insert(&xwm->new_windows, &window->link);
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return window;
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}
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static void wlr_x11_window_destroy(struct wlr_x11_window *window) {
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wl_list_remove(&window->link);
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free(window);
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}
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/* xcb helpers */
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#define XCB_CALL(xwm, x) xcb_call(xwm, __PRETTY_FUNCTION__, __LINE__, x)
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static bool xcb_call(struct wlr_xwm *xwm, const char *func, uint32_t line,
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xcb_void_cookie_t cookie) {
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xcb_generic_error_t *error;
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if (!(error = xcb_request_check(xwm->xcb_conn, cookie))) {
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return true;
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}
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wlr_log(L_ERROR, "xcb call failed in %s:%u, x11 error code %d",
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func, line, error->error_code);
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free(error);
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return false;
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}
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static void map_shell_surface(struct wlr_xwm *xwm, struct wlr_x11_window *window,
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struct wlr_surface *surface) {
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// get xcb geometry for depth = alpha channel
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// TODO link to compositor somehow
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wl_list_remove(&window->link);
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wl_list_insert(&xwm->paired_windows, &window->link);
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}
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/* xcb event handlers */
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static void handle_create_notify(struct wlr_xwm *xwm, xcb_create_notify_event_t *ev) {
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wlr_log(L_DEBUG, "XCB_CREATE_NOTIFY (%u)", ev->window);
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wlr_x11_window_create(xwm, ev->window, ev->x, ev->y,
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ev->width, ev->height, ev->override_redirect);
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}
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static void handle_destroy_notify(struct wlr_xwm *xwm, xcb_destroy_notify_event_t *ev) {
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struct wlr_x11_window *window;
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wlr_log(L_DEBUG, "XCB_DESTROY_NOTIFY (%u)", ev->window);
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if (!(window = lookup_window_any(xwm, ev->window))) {
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return;
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}
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wlr_x11_window_destroy(window);
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}
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static void handle_configure_request(struct wlr_xwm *xwm, xcb_configure_request_event_t *ev) {
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struct wlr_x11_window *window;
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wlr_log(L_DEBUG, "XCB_CONFIGURE_REQUEST (%u) [%ux%u+%d,%d]", ev->window,
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ev->width, ev->height, ev->x, ev->y);
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if (!(window = lookup_window_any(xwm, ev->window))) {
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return;
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}
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window->x = ev->x;
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window->y = ev->y;
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window->width = ev->width;
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window->height = ev->height;
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// handle parent/sibling?
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}
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static void handle_map_request(struct wlr_xwm *xwm, xcb_map_request_event_t *ev) {
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wlr_log(L_DEBUG, "XCB_MAP_REQUEST (%u)", ev->window);
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XCB_CALL(xwm, xcb_change_window_attributes_checked(xwm->xcb_conn,
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ev->window, XCB_CW_EVENT_MASK,
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&(uint32_t){XCB_EVENT_MASK_FOCUS_CHANGE | XCB_EVENT_MASK_PROPERTY_CHANGE}));
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XCB_CALL(xwm, xcb_map_window_checked(xwm->xcb_conn, ev->window));
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}
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static void handle_map_notify(struct wlr_xwm *xwm, xcb_map_notify_event_t *ev) {
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struct wlr_x11_window *window;
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wlr_log(L_DEBUG, "XCB_MAP_NOTIFY (%u)", ev->window);
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if ((window = lookup_window_any(xwm, ev->window))) {
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window->override_redirect = ev->override_redirect;
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} else {
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wlr_x11_window_create(xwm, ev->window, 0, 0, 1, 1, ev->override_redirect);
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}
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}
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static void handle_unmap_notify(struct wlr_xwm *xwm, xcb_unmap_notify_event_t *ev) {
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struct wlr_x11_window *window;
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wlr_log(L_DEBUG, "XCB_UNMAP_NOTIFY (%u)", ev->window);
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if (!(window = lookup_window_any(xwm, ev->window))) {
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return;
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}
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// remove pointer to surface only?
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wlr_x11_window_destroy(window);
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}
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static void handle_property_notify(struct wlr_xwm *xwm, xcb_property_notify_event_t *ev) {
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wlr_log(L_DEBUG, "XCB_PROPERTY_NOTIFY (%u)", ev->window);
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// TODO lookup window & get properties
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}
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static void handle_client_message(struct wlr_xwm *xwm, xcb_client_message_event_t *ev) {
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wlr_log(L_DEBUG, "XCB_CLIENT_MESSAGE (%u)", ev->window);
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if (ev->type == xwm->atoms[WL_SURFACE_ID]) {
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struct wlr_x11_window *window;
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struct wl_resource *resource;
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window = lookup_window(&xwm->new_windows, ev->window);
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if (!window) {
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wlr_log(L_DEBUG, "client message WL_SURFACE_ID but no new window %u ?",
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ev->window);
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return;
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}
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window->surface_id = ev->data.data32[0];
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/* Check if we got notified after wayland surface create event */
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resource = wl_client_get_object(xwm->xwayland->client, window->surface_id);
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if (resource) {
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map_shell_surface(xwm, window, wl_resource_get_user_data(resource));
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} else {
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wl_list_remove(&window->link);
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wl_list_insert(&xwm->unpaired_windows, &window->link);
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}
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}
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wlr_log(L_DEBUG, "unhandled client message %u", ev->type);
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}
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static int x11_event_handler(int fd, uint32_t mask, void *data) {
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int count = 0;
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xcb_generic_event_t *event;
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struct wlr_xwayland *wlr_xwayland = data;
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struct wlr_xwm *xwm = wlr_xwayland->xwm;
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struct wlr_xwm *xwm = data;
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while ((event = xcb_poll_for_event(xwm->xcb_conn))) {
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count++;
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switch (event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK) {
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case XCB_CREATE_NOTIFY:
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break;
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case XCB_CONFIGURE_REQUEST:
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break;
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case XCB_MAP_REQUEST:
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handle_create_notify(xwm, (xcb_create_notify_event_t *)event);
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break;
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case XCB_DESTROY_NOTIFY:
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handle_destroy_notify(xwm, (xcb_destroy_notify_event_t *)event);
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break;
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case XCB_CONFIGURE_REQUEST:
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handle_configure_request(xwm, (xcb_configure_request_event_t *)event);
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break;
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case XCB_MAP_REQUEST:
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handle_map_request(xwm, (xcb_map_request_event_t *)event);
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break;
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case XCB_MAP_NOTIFY:
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handle_map_notify(xwm, (xcb_map_notify_event_t *)event);
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break;
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case XCB_UNMAP_NOTIFY:
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handle_unmap_notify(xwm, (xcb_unmap_notify_event_t *)event);
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break;
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case XCB_PROPERTY_NOTIFY:
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handle_property_notify(xwm, (xcb_property_notify_event_t *)event);
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break;
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case XCB_CLIENT_MESSAGE:
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handle_client_message(xwm, (xcb_client_message_event_t *)event);
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break;
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default:
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wlr_log(L_DEBUG, "X11 event: %d", event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK);
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wlr_log(L_DEBUG, "X11 event: %d",
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event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK);
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}
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}
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xcb_flush(xwm->xcb_conn);
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return count;
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}
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static void create_surface_handler(struct wl_listener *listener, void *data)
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{
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struct wlr_surface *surface = data;
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struct wlr_xwm *xwm = wl_container_of(listener, xwm, surface_listener);
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struct wlr_xwm *xwm = wl_container_of(listener, xwm, surface_create_listener);
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struct wlr_x11_window *window;
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uint32_t surface_id;
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if (wl_resource_get_client(surface->resource) != xwm->xwayland->client) {
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return;
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}
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wlr_log(L_DEBUG, "new x11 surface: %p", surface);
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wlr_log(L_DEBUG, "New x11 surface: %p", surface);
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// TODO: look for unpaired window, and assign
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surface_id = wl_resource_get_id(surface->resource);
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wl_list_for_each(window, &xwm->unpaired_windows, link) {
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if (window->surface_id == surface_id) {
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map_shell_surface(xwm, window, surface);
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xcb_flush(xwm->xcb_conn);
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return;
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}
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}
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}
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static void xcb_get_resources(struct wlr_xwm *xwm) {
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int i;
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xcb_intern_atom_cookie_t cookies[ATOM_LAST];
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for (i = 0; i < ATOM_LAST; i++) {
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xcb_intern_atom_cookie_t cookie;
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cookies[i] = xcb_intern_atom(xwm->xcb_conn, 0, strlen(atom_map[i]), atom_map[i]);
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}
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for (i = 0; i < ATOM_LAST; i++) {
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xcb_intern_atom_reply_t *reply;
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xcb_generic_error_t *error;
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cookie = xcb_intern_atom(xwm->xcb_conn, 0, strlen(atom_map[i]), atom_map[i]);
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reply = xcb_intern_atom_reply(xwm->xcb_conn, cookie, &error);
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reply = xcb_intern_atom_reply(xwm->xcb_conn, cookies[i], &error);
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if (reply && !error) {
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xwm->atoms[i] = reply->atom;
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@ -71,18 +259,6 @@ static void xcb_get_resources(struct wlr_xwm *xwm) {
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}
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}
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static bool xcb_call(struct wlr_xwm *xwm, const char *func, uint32_t line, xcb_void_cookie_t cookie) {
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xcb_generic_error_t *error;
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if (!(error = xcb_request_check(xwm->xcb_conn, cookie))) {
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return true;
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}
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wlr_log(L_ERROR, "xcb call failed in %s:%u, x11 error code %d", func, line, error->error_code);
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free(error);
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return false;
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}
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#define XCB_CALL(xwm, x) xcb_call(xwm, __PRETTY_FUNCTION__, __LINE__, x)
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static void xcb_init_wm(struct wlr_xwm *xwm) {
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xcb_screen_iterator_t screen_iterator;
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screen_iterator = xcb_setup_roots_iterator(xcb_get_setup(xwm->xcb_conn));
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@ -90,21 +266,28 @@ static void xcb_init_wm(struct wlr_xwm *xwm) {
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xwm->window = xcb_generate_id(xwm->xcb_conn);
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uint32_t values[] = { XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_PROPERTY_CHANGE /* , xwm->cursor */ };
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uint32_t values[] = { XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_PROPERTY_CHANGE,
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/* , xwm->cursor */ };
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XCB_CALL(xwm, xcb_change_window_attributes_checked(xwm->xcb_conn, xwm->screen->root,
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XCB_CW_EVENT_MASK /* | XCB_CW_CURSOR */, values));
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XCB_CALL(xwm, xcb_composite_redirect_subwindows_checked(xwm->xcb_conn, xwm->screen->root, XCB_COMPOSITE_REDIRECT_MANUAL));
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XCB_CALL(xwm, xcb_composite_redirect_subwindows_checked(xwm->xcb_conn,
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xwm->screen->root, XCB_COMPOSITE_REDIRECT_MANUAL));
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XCB_CALL(xwm, xcb_create_window_checked(xwm->xcb_conn, XCB_COPY_FROM_PARENT, xwm->window, xwm->screen->root,
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0, 0, 1, 1, 0, XCB_WINDOW_CLASS_INPUT_OUTPUT, xwm->screen->root_visual,
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XCB_CALL(xwm, xcb_create_window_checked(xwm->xcb_conn, XCB_COPY_FROM_PARENT,
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xwm->window, xwm->screen->root, 0, 0, 1, 1, 0,
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XCB_WINDOW_CLASS_INPUT_OUTPUT, xwm->screen->root_visual,
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XCB_CW_EVENT_MASK, (uint32_t[]){XCB_EVENT_MASK_PROPERTY_CHANGE}));
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xcb_atom_t supported[] = {
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xwm->atoms[NET_WM_STATE],
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};
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XCB_CALL(xwm, xcb_change_property_checked(xwm->xcb_conn, XCB_PROP_MODE_REPLACE, xwm->screen->root, xwm->atoms[NET_SUPPORTED], XCB_ATOM_ATOM, 32, sizeof(supported)/sizeof(*supported), supported));
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XCB_CALL(xwm, xcb_change_property_checked(xwm->xcb_conn, XCB_PROP_MODE_REPLACE,
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xwm->screen->root, xwm->atoms[NET_SUPPORTED], XCB_ATOM_ATOM,
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32, sizeof(supported)/sizeof(*supported), supported));
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XCB_CALL(xwm, xcb_set_selection_owner_checked(xwm->xcb_conn, xwm->window, xwm->atoms[WM_S0], XCB_CURRENT_TIME));
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XCB_CALL(xwm, xcb_set_selection_owner_checked(xwm->xcb_conn, xwm->window, xwm->atoms[NET_WM_S0], XCB_CURRENT_TIME));
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XCB_CALL(xwm, xcb_set_selection_owner_checked(xwm->xcb_conn, xwm->window,
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xwm->atoms[WM_S0], XCB_CURRENT_TIME));
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XCB_CALL(xwm, xcb_set_selection_owner_checked(xwm->xcb_conn, xwm->window,
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xwm->atoms[NET_WM_S0], XCB_CURRENT_TIME));
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xcb_flush(xwm->xcb_conn);
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}
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@ -120,19 +303,23 @@ void xwm_destroy(struct wlr_xwm *xwm) {
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struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
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struct wlr_xwm *xwm = calloc(1, sizeof(struct wlr_xwm));
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int rc;
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xwm->xwayland = wlr_xwayland;
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wl_list_init(&xwm->new_windows);
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wl_list_init(&xwm->unpaired_windows);
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wl_list_init(&xwm->paired_windows);
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xwm->xcb_conn = xcb_connect_to_fd(wlr_xwayland->wm_fd[0], NULL);
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if (xcb_connection_has_error(xwm->xcb_conn)) {
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if ((rc = xcb_connection_has_error(xwm->xcb_conn))) {
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wlr_log(L_ERROR, "xcb connect failed: %d", rc);
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free(xwm);
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return NULL;
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}
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struct wl_event_loop *event_loop = wl_display_get_event_loop(wlr_xwayland->wl_display);
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xwm->event_source = wl_event_loop_add_fd(event_loop, wlr_xwayland->wm_fd[0],
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WL_EVENT_READABLE, x11_event_handler, wlr_xwayland);
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WL_EVENT_READABLE, x11_event_handler, xwm);
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// probably not needed
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// wl_event_source_check(xwm->event_source);
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@ -141,9 +328,9 @@ struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
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xcb_get_resources(xwm);
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xcb_init_wm(xwm);
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xwm->surface_listener.notify = create_surface_handler;
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xwm->surface_create_listener.notify = create_surface_handler;
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wl_signal_add(&wlr_xwayland->compositor->create_surface_signal,
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&xwm->surface_listener);
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&xwm->surface_create_listener);
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return xwm;
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}
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@ -65,16 +65,31 @@ static const char * const atom_map[ATOM_LAST] = {
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"_NET_WM_STATE",
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};
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struct wlr_x11_window {
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xcb_window_t window_id;
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uint32_t surface_id;
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struct wl_list link;
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struct wl_resource *surface;
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struct wl_listener surface_destroy_listener;
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int16_t x, y;
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uint16_t width, height;
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bool override_redirect;
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};
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struct wlr_xwm {
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struct wlr_xwayland *xwayland;
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struct wl_event_source *event_source;
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struct wl_listener surface_listener;
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struct wl_listener surface_create_listener;
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xcb_atom_t atoms[ATOM_LAST];
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||||
xcb_connection_t *xcb_conn;
|
||||
xcb_screen_t *screen;
|
||||
xcb_window_t window;
|
||||
|
||||
struct wl_list new_windows;
|
||||
struct wl_list unpaired_windows;
|
||||
struct wl_list paired_windows;
|
||||
};
|
||||
|
||||
void xwm_destroy(struct wlr_xwm *xwm);
|
||||
|
|
|
|||
Loading…
Reference in a new issue