mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-12-23 10:29:49 +01:00
xwm: rewrite xwm initialization
This commit is contained in:
Tony Crisci
parent
ff0006d0f0
commit
263279b7e0
2 changed files with 122 additions and 68 deletions
188
xwayland/xwm.c
188
xwayland/xwm.c
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@ -2,6 +2,7 @@
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#define _POSIX_C_SOURCE 200809L
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#endif
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#include <stdlib.h>
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#include <unistd.h>
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#include <xcb/composite.h>
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#include <xcb/xfixes.h>
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#include "wlr/util/log.h"
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@ -33,6 +34,8 @@ const char *atom_map[ATOM_LAST] = {
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"WINDOW",
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"_NET_ACTIVE_WINDOW",
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"_NET_WM_MOVERESIZE",
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"_NET_WM_NAME",
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"_NET_SUPPORTING_WM_CHECK",
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};
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/* General helpers */
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@ -867,6 +870,9 @@ void xwm_destroy(struct wlr_xwm *xwm) {
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}
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static void xwm_get_resources(struct wlr_xwm *xwm) {
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xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
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xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_composite_id);
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size_t i;
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xcb_intern_atom_cookie_t cookies[ATOM_LAST];
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@ -893,73 +899,6 @@ static void xwm_get_resources(struct wlr_xwm *xwm) {
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return;
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}
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}
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}
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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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if (xwm == NULL) {
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return NULL;
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}
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xwm->xwayland = wlr_xwayland;
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wl_list_init(&xwm->surfaces);
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wl_list_init(&xwm->unpaired_surfaces);
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xwm->xcb_conn = xcb_connect_to_fd(wlr_xwayland->wm_fd[0], NULL);
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int rc = xcb_connection_has_error(xwm->xcb_conn);
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if (rc) {
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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(
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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, xwm);
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wl_event_source_check(xwm->event_source);
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xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
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xwm_get_resources(xwm);
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xcb_screen_iterator_t screen_iterator =
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xcb_setup_roots_iterator(xcb_get_setup(xwm->xcb_conn));
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xwm->screen = screen_iterator.data;
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xwm->window = xcb_generate_id(xwm->xcb_conn);
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uint32_t values[] = {
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XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
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XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
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XCB_EVENT_MASK_PROPERTY_CHANGE,
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/* xwm->cursor, */
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};
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XCB_CALL(xwm, xcb_change_window_attributes_checked(xwm->xcb_conn,
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xwm->screen->root, XCB_CW_EVENT_MASK /* | XCB_CW_CURSOR */, values));
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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,
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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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xwm->atoms[_NET_ACTIVE_WINDOW],
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};
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XCB_CALL(xwm, xcb_change_property_checked(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE, xwm->screen->root, xwm->atoms[NET_SUPPORTED],
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XCB_ATOM_ATOM, 32, sizeof(supported)/sizeof(*supported), supported));
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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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xwm->xfixes = xcb_get_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
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@ -980,11 +919,124 @@ struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
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free(xfixes_reply);
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}
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static void xwm_create_wm_window(struct wlr_xwm *xwm) {
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static const char name[] = "wlroots wm";
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xwm->window = xcb_generate_id(xwm->xcb_conn);
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xcb_create_window(xwm->xcb_conn,
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XCB_COPY_FROM_PARENT,
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xwm->window,
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xwm->screen->root,
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0, 0,
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10, 10,
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0,
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XCB_WINDOW_CLASS_INPUT_OUTPUT,
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xwm->screen->root_visual,
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0, NULL);
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xcb_change_property(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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xwm->window,
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xwm->atoms[_NET_WM_NAME],
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xwm->atoms[UTF8_STRING],
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8, // format
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strlen(name), name);
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xcb_change_property(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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xwm->screen->root,
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xwm->atoms[_NET_SUPPORTING_WM_CHECK],
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XCB_ATOM_WINDOW,
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32, // format
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1, &xwm->window);
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xcb_set_selection_owner(xwm->xcb_conn,
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xwm->window,
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xwm->atoms[WM_S0],
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XCB_CURRENT_TIME);
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xcb_set_selection_owner(xwm->xcb_conn,
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xwm->window,
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xwm->atoms[NET_WM_S0],
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XCB_CURRENT_TIME);
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}
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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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if (xwm == NULL) {
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return NULL;
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}
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xwm->xwayland = wlr_xwayland;
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wl_list_init(&xwm->surfaces);
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wl_list_init(&xwm->unpaired_surfaces);
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xwm->xcb_conn = xcb_connect_to_fd(wlr_xwayland->wm_fd[0], NULL);
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int rc = xcb_connection_has_error(xwm->xcb_conn);
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if (rc) {
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wlr_log(L_ERROR, "xcb connect failed: %d", rc);
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close(wlr_xwayland->wm_fd[0]);
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free(xwm);
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return NULL;
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}
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xcb_screen_iterator_t screen_iterator =
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xcb_setup_roots_iterator(xcb_get_setup(xwm->xcb_conn));
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xwm->screen = screen_iterator.data;
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struct wl_event_loop *event_loop = wl_display_get_event_loop(
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wlr_xwayland->wl_display);
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xwm->event_source =
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wl_event_loop_add_fd(event_loop,
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wlr_xwayland->wm_fd[0],
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WL_EVENT_READABLE,
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x11_event_handler,
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xwm);
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wl_event_source_check(xwm->event_source);
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xwm_get_resources(xwm);
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uint32_t values[1];
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values[0] =
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XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
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XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
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XCB_EVENT_MASK_PROPERTY_CHANGE;
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xcb_change_window_attributes(xwm->xcb_conn,
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xwm->screen->root,
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XCB_CW_EVENT_MASK /* | XCB_CW_CURSOR */,
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values);
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xcb_composite_redirect_subwindows_checked(xwm->xcb_conn, xwm->screen->root,
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XCB_COMPOSITE_REDIRECT_MANUAL);
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xcb_atom_t supported[] = {
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xwm->atoms[NET_WM_STATE],
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xwm->atoms[_NET_ACTIVE_WINDOW],
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xwm->atoms[_NET_WM_MOVERESIZE],
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};
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xcb_change_property(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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xwm->screen->root,
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xwm->atoms[NET_SUPPORTED],
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XCB_ATOM_ATOM,
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32,
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sizeof(supported)/sizeof(*supported),
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supported);
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xwm_set_net_active_window(xwm, XCB_WINDOW_NONE);
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xwm->compositor_surface_create.notify = handle_compositor_surface_create;
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wl_signal_add(&wlr_xwayland->compositor->events.create_surface,
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&xwm->compositor_surface_create);
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xwm_set_net_active_window(xwm, XCB_WINDOW_NONE);
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xwm_create_wm_window(xwm);
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xcb_flush(xwm->xcb_conn);
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return xwm;
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}
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@ -23,6 +23,8 @@ enum atom_name {
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WINDOW,
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_NET_ACTIVE_WINDOW,
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_NET_WM_MOVERESIZE,
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_NET_WM_NAME,
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_NET_SUPPORTING_WM_CHECK,
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ATOM_LAST,
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};
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