2340 lines
69 KiB
C
2340 lines
69 KiB
C
#ifndef _POSIX_C_SOURCE
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#define _POSIX_C_SOURCE 200809L
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#endif
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <wlr/config.h>
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#include <wlr/types/wlr_compositor.h>
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#include <wlr/types/wlr_data_device.h>
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#include <wlr/types/wlr_primary_selection.h>
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#include <wlr/util/edges.h>
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#include <wlr/util/log.h>
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#include <wlr/xcursor.h>
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#include <wlr/xwayland/shell.h>
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#include <wlr/xwayland/xwayland.h>
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#include <xcb/composite.h>
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#include <xcb/render.h>
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#include <xcb/res.h>
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#include <xcb/xfixes.h>
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#include "xwayland/xwm.h"
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static const char *const atom_map[ATOM_LAST] = {
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[WL_SURFACE_ID] = "WL_SURFACE_ID",
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[WL_SURFACE_SERIAL] = "WL_SURFACE_SERIAL",
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[WM_DELETE_WINDOW] = "WM_DELETE_WINDOW",
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[WM_PROTOCOLS] = "WM_PROTOCOLS",
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[WM_HINTS] = "WM_HINTS",
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[WM_NORMAL_HINTS] = "WM_NORMAL_HINTS",
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[WM_SIZE_HINTS] = "WM_SIZE_HINTS",
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[WM_WINDOW_ROLE] = "WM_WINDOW_ROLE",
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[MOTIF_WM_HINTS] = "_MOTIF_WM_HINTS",
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[UTF8_STRING] = "UTF8_STRING",
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[WM_S0] = "WM_S0",
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[NET_SUPPORTED] = "_NET_SUPPORTED",
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[NET_WM_CM_S0] = "_NET_WM_CM_S0",
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[NET_WM_PID] = "_NET_WM_PID",
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[NET_WM_NAME] = "_NET_WM_NAME",
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[NET_WM_STATE] = "_NET_WM_STATE",
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[NET_WM_STRUT_PARTIAL] = "_NET_WM_STRUT_PARTIAL",
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[NET_WM_WINDOW_TYPE] = "_NET_WM_WINDOW_TYPE",
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[WM_TAKE_FOCUS] = "WM_TAKE_FOCUS",
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[WINDOW] = "WINDOW",
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[NET_ACTIVE_WINDOW] = "_NET_ACTIVE_WINDOW",
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[NET_WM_MOVERESIZE] = "_NET_WM_MOVERESIZE",
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[NET_SUPPORTING_WM_CHECK] = "_NET_SUPPORTING_WM_CHECK",
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[NET_WM_STATE_FOCUSED] = "_NET_WM_STATE_FOCUSED",
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[NET_WM_STATE_MODAL] = "_NET_WM_STATE_MODAL",
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[NET_WM_STATE_FULLSCREEN] = "_NET_WM_STATE_FULLSCREEN",
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[NET_WM_STATE_MAXIMIZED_VERT] = "_NET_WM_STATE_MAXIMIZED_VERT",
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[NET_WM_STATE_MAXIMIZED_HORZ] = "_NET_WM_STATE_MAXIMIZED_HORZ",
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[NET_WM_STATE_HIDDEN] = "_NET_WM_STATE_HIDDEN",
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[NET_WM_PING] = "_NET_WM_PING",
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[WM_CHANGE_STATE] = "WM_CHANGE_STATE",
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[WM_STATE] = "WM_STATE",
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[CLIPBOARD] = "CLIPBOARD",
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[PRIMARY] = "PRIMARY",
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[WL_SELECTION] = "_WL_SELECTION",
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[TARGETS] = "TARGETS",
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[CLIPBOARD_MANAGER] = "CLIPBOARD_MANAGER",
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[INCR] = "INCR",
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[TEXT] = "TEXT",
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[TIMESTAMP] = "TIMESTAMP",
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[DELETE] = "DELETE",
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[NET_STARTUP_ID] = "_NET_STARTUP_ID",
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[NET_STARTUP_INFO] = "_NET_STARTUP_INFO",
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[NET_STARTUP_INFO_BEGIN] = "_NET_STARTUP_INFO_BEGIN",
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[NET_WM_WINDOW_TYPE_NORMAL] = "_NET_WM_WINDOW_TYPE_NORMAL",
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[NET_WM_WINDOW_TYPE_UTILITY] = "_NET_WM_WINDOW_TYPE_UTILITY",
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[NET_WM_WINDOW_TYPE_TOOLTIP] = "_NET_WM_WINDOW_TYPE_TOOLTIP",
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[NET_WM_WINDOW_TYPE_DND] = "_NET_WM_WINDOW_TYPE_DND",
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[NET_WM_WINDOW_TYPE_DROPDOWN_MENU] = "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU",
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[NET_WM_WINDOW_TYPE_POPUP_MENU] = "_NET_WM_WINDOW_TYPE_POPUP_MENU",
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[NET_WM_WINDOW_TYPE_COMBO] = "_NET_WM_WINDOW_TYPE_COMBO",
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[NET_WM_WINDOW_TYPE_MENU] = "_NET_WM_WINDOW_TYPE_MENU",
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[NET_WM_WINDOW_TYPE_NOTIFICATION] = "_NET_WM_WINDOW_TYPE_NOTIFICATION",
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[NET_WM_WINDOW_TYPE_SPLASH] = "_NET_WM_WINDOW_TYPE_SPLASH",
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[DND_SELECTION] = "XdndSelection",
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[DND_AWARE] = "XdndAware",
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[DND_STATUS] = "XdndStatus",
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[DND_POSITION] = "XdndPosition",
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[DND_ENTER] = "XdndEnter",
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[DND_LEAVE] = "XdndLeave",
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[DND_DROP] = "XdndDrop",
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[DND_FINISHED] = "XdndFinished",
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[DND_PROXY] = "XdndProxy",
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[DND_TYPE_LIST] = "XdndTypeList",
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[DND_ACTION_MOVE] = "XdndActionMove",
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[DND_ACTION_COPY] = "XdndActionCopy",
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[DND_ACTION_ASK] = "XdndActionAsk",
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[DND_ACTION_PRIVATE] = "XdndActionPrivate",
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[NET_CLIENT_LIST] = "_NET_CLIENT_LIST",
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[NET_CLIENT_LIST_STACKING] = "_NET_CLIENT_LIST_STACKING",
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};
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#define STARTUP_INFO_REMOVE_PREFIX "remove: ID="
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struct pending_startup_id {
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char *msg;
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size_t len;
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xcb_window_t window;
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struct wl_list link;
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};
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static const struct wlr_addon_interface surface_addon_impl;
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struct wlr_xwayland_surface *wlr_xwayland_surface_try_from_wlr_surface(
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struct wlr_surface *surface) {
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struct wlr_addon *addon = wlr_addon_find(&surface->addons, NULL, &surface_addon_impl);
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if (addon == NULL) {
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return NULL;
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}
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struct wlr_xwayland_surface *xsurface = wl_container_of(addon, xsurface, surface_addon);
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return xsurface;
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}
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// TODO: replace this with hash table?
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static struct wlr_xwayland_surface *lookup_surface(struct wlr_xwm *xwm,
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xcb_window_t window_id) {
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struct wlr_xwayland_surface *surface;
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wl_list_for_each(surface, &xwm->surfaces, link) {
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if (surface->window_id == window_id) {
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return surface;
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}
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}
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return NULL;
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}
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static int xwayland_surface_handle_ping_timeout(void *data) {
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struct wlr_xwayland_surface *surface = data;
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wl_signal_emit_mutable(&surface->events.ping_timeout, NULL);
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surface->pinging = false;
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return 1;
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}
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static struct wlr_xwayland_surface *xwayland_surface_create(
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struct wlr_xwm *xwm, 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_xwayland_surface *surface = calloc(1, sizeof(*surface));
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if (!surface) {
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wlr_log(WLR_ERROR, "Could not allocate wlr xwayland surface");
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return NULL;
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}
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xcb_get_geometry_cookie_t geometry_cookie =
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xcb_get_geometry(xwm->xcb_conn, window_id);
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uint32_t values[1];
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values[0] =
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XCB_EVENT_MASK_FOCUS_CHANGE |
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XCB_EVENT_MASK_PROPERTY_CHANGE;
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xcb_change_window_attributes(xwm->xcb_conn, window_id,
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XCB_CW_EVENT_MASK, values);
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surface->xwm = xwm;
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surface->window_id = window_id;
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surface->x = x;
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surface->y = y;
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surface->width = width;
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surface->height = height;
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surface->override_redirect = override_redirect;
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wl_list_init(&surface->children);
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wl_list_init(&surface->stack_link);
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wl_list_init(&surface->parent_link);
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wl_list_init(&surface->unpaired_link);
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wl_signal_init(&surface->events.destroy);
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wl_signal_init(&surface->events.request_configure);
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wl_signal_init(&surface->events.request_move);
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wl_signal_init(&surface->events.request_resize);
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wl_signal_init(&surface->events.request_minimize);
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wl_signal_init(&surface->events.request_maximize);
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wl_signal_init(&surface->events.request_fullscreen);
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wl_signal_init(&surface->events.request_activate);
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wl_signal_init(&surface->events.associate);
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wl_signal_init(&surface->events.dissociate);
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wl_signal_init(&surface->events.set_class);
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wl_signal_init(&surface->events.set_role);
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wl_signal_init(&surface->events.set_title);
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wl_signal_init(&surface->events.set_parent);
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wl_signal_init(&surface->events.set_startup_id);
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wl_signal_init(&surface->events.set_window_type);
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wl_signal_init(&surface->events.set_hints);
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wl_signal_init(&surface->events.set_decorations);
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wl_signal_init(&surface->events.set_strut_partial);
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wl_signal_init(&surface->events.set_override_redirect);
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wl_signal_init(&surface->events.ping_timeout);
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wl_signal_init(&surface->events.set_geometry);
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xcb_get_geometry_reply_t *geometry_reply =
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xcb_get_geometry_reply(xwm->xcb_conn, geometry_cookie, NULL);
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if (geometry_reply != NULL) {
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surface->has_alpha = geometry_reply->depth == 32;
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}
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free(geometry_reply);
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struct wl_display *display = xwm->xwayland->wl_display;
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struct wl_event_loop *loop = wl_display_get_event_loop(display);
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surface->ping_timer = wl_event_loop_add_timer(loop,
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xwayland_surface_handle_ping_timeout, surface);
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if (surface->ping_timer == NULL) {
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free(surface);
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wlr_log(WLR_ERROR, "Could not add timer to event loop");
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return NULL;
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}
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wl_list_insert(&xwm->surfaces, &surface->link);
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wl_signal_emit_mutable(&xwm->xwayland->events.new_surface, surface);
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return surface;
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}
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static void xwm_set_net_active_window(struct wlr_xwm *xwm,
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xcb_window_t window) {
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xcb_change_property(xwm->xcb_conn, XCB_PROP_MODE_REPLACE,
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xwm->screen->root, xwm->atoms[NET_ACTIVE_WINDOW],
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xwm->atoms[WINDOW], 32, 1, &window);
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}
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static void xwm_send_wm_message(struct wlr_xwayland_surface *surface,
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xcb_client_message_data_t *data, uint32_t event_mask) {
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struct wlr_xwm *xwm = surface->xwm;
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xcb_client_message_event_t event = {
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.response_type = XCB_CLIENT_MESSAGE,
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.format = 32,
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.sequence = 0,
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.window = surface->window_id,
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.type = xwm->atoms[WM_PROTOCOLS],
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.data = *data,
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};
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xcb_send_event(xwm->xcb_conn,
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0, // propagate
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surface->window_id,
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event_mask,
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(const char *)&event);
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xcb_flush(xwm->xcb_conn);
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}
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static void xwm_set_net_client_list(struct wlr_xwm *xwm) {
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// FIXME: _NET_CLIENT_LIST is expected to be ordered by map time, but the
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// order of surfaces in `xwm->surfaces` is by creation time. The order of
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// windows _NET_CLIENT_LIST exposed by wlroots is wrong.
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size_t mapped_surfaces = 0;
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struct wlr_xwayland_surface *surface;
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wl_list_for_each(surface, &xwm->surfaces, link) {
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if (surface->surface != NULL && surface->surface->mapped) {
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mapped_surfaces++;
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}
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}
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xcb_window_t *windows = malloc(sizeof(xcb_window_t) * mapped_surfaces);
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if (!windows) {
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return;
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}
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size_t index = 0;
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wl_list_for_each(surface, &xwm->surfaces, link) {
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if (surface->surface != NULL && surface->surface->mapped) {
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windows[index++] = surface->window_id;
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}
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}
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xcb_change_property(xwm->xcb_conn, XCB_PROP_MODE_REPLACE,
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xwm->screen->root, xwm->atoms[NET_CLIENT_LIST],
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XCB_ATOM_WINDOW, 32, mapped_surfaces, windows);
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free(windows);
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}
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static void xwm_set_net_client_list_stacking(struct wlr_xwm *xwm) {
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size_t num_surfaces = wl_list_length(&xwm->surfaces_in_stack_order);
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xcb_window_t *windows = malloc(sizeof(xcb_window_t) * num_surfaces);
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if (!windows) {
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return;
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}
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size_t i = 0;
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struct wlr_xwayland_surface *xsurface;
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wl_list_for_each(xsurface, &xwm->surfaces_in_stack_order, stack_link) {
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windows[i++] = xsurface->window_id;
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}
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xcb_change_property(xwm->xcb_conn, XCB_PROP_MODE_REPLACE, xwm->screen->root,
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xwm->atoms[NET_CLIENT_LIST_STACKING], XCB_ATOM_WINDOW, 32, num_surfaces,
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windows);
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free(windows);
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}
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static void xsurface_set_net_wm_state(struct wlr_xwayland_surface *xsurface);
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static void xwm_set_focus_window(struct wlr_xwm *xwm,
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struct wlr_xwayland_surface *xsurface) {
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struct wlr_xwayland_surface *unfocus_surface = xwm->focus_surface;
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// We handle cases where focus_surface == xsurface because we
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// want to be able to deny FocusIn events.
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xwm->focus_surface = xsurface;
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if (unfocus_surface) {
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xsurface_set_net_wm_state(unfocus_surface);
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}
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if (!xsurface) {
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xcb_set_input_focus_checked(xwm->xcb_conn,
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XCB_INPUT_FOCUS_POINTER_ROOT,
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XCB_NONE, XCB_CURRENT_TIME);
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return;
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}
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if (xsurface->override_redirect) {
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return;
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}
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xcb_client_message_data_t message_data = { 0 };
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message_data.data32[0] = xwm->atoms[WM_TAKE_FOCUS];
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message_data.data32[1] = XCB_TIME_CURRENT_TIME;
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if (xsurface->hints && !xsurface->hints->input) {
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// if the surface doesn't allow the focus request, we will send him
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// only the take focus event. It will get the focus by itself.
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xwm_send_wm_message(xsurface, &message_data, XCB_EVENT_MASK_NO_EVENT);
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} else {
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xwm_send_wm_message(xsurface, &message_data, XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT);
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xcb_void_cookie_t cookie = xcb_set_input_focus(xwm->xcb_conn,
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XCB_INPUT_FOCUS_POINTER_ROOT, xsurface->window_id, XCB_CURRENT_TIME);
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xwm->last_focus_seq = cookie.sequence;
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}
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xsurface_set_net_wm_state(xsurface);
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}
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static void xwm_surface_activate(struct wlr_xwm *xwm,
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struct wlr_xwayland_surface *xsurface) {
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if (xwm->focus_surface == xsurface ||
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(xsurface && xsurface->override_redirect)) {
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return;
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}
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if (xsurface) {
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xwm_set_net_active_window(xwm, xsurface->window_id);
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} else {
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xwm_set_net_active_window(xwm, XCB_WINDOW_NONE);
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}
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xwm_set_focus_window(xwm, xsurface);
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xcb_flush(xwm->xcb_conn);
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}
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static void xsurface_set_net_wm_state(struct wlr_xwayland_surface *xsurface) {
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struct wlr_xwm *xwm = xsurface->xwm;
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// EWMH says _NET_WM_STATE should be unset if the window is withdrawn
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if (xsurface->withdrawn) {
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xcb_delete_property(xwm->xcb_conn,
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xsurface->window_id,
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xwm->atoms[NET_WM_STATE]);
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return;
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}
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uint32_t property[6];
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size_t i = 0;
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if (xsurface->modal) {
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property[i++] = xwm->atoms[NET_WM_STATE_MODAL];
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}
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if (xsurface->fullscreen) {
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property[i++] = xwm->atoms[NET_WM_STATE_FULLSCREEN];
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}
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if (xsurface->maximized_vert) {
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property[i++] = xwm->atoms[NET_WM_STATE_MAXIMIZED_VERT];
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}
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if (xsurface->maximized_horz) {
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property[i++] = xwm->atoms[NET_WM_STATE_MAXIMIZED_HORZ];
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}
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if (xsurface->minimized) {
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property[i++] = xwm->atoms[NET_WM_STATE_HIDDEN];
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}
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if (xsurface == xwm->focus_surface) {
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property[i++] = xwm->atoms[NET_WM_STATE_FOCUSED];
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}
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assert(i <= sizeof(property) / sizeof(property[0]));
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xcb_change_property(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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xsurface->window_id,
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xwm->atoms[NET_WM_STATE],
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XCB_ATOM_ATOM,
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32, // format
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i, property);
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}
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static void xwayland_surface_dissociate(struct wlr_xwayland_surface *xsurface) {
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if (xsurface->surface != NULL) {
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wlr_surface_unmap(xsurface->surface);
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wl_signal_emit_mutable(&xsurface->events.dissociate, NULL);
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wl_list_remove(&xsurface->surface_commit.link);
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wl_list_remove(&xsurface->surface_map.link);
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wl_list_remove(&xsurface->surface_unmap.link);
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wlr_addon_finish(&xsurface->surface_addon);
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xsurface->surface = NULL;
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}
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// Make sure we're not on the unpaired surface list or we
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// could be assigned a surface during surface creation that
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// was mapped before this unmap request.
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wl_list_remove(&xsurface->unpaired_link);
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wl_list_init(&xsurface->unpaired_link);
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xsurface->surface_id = 0;
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xsurface->serial = 0;
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}
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static void xwayland_surface_destroy(struct wlr_xwayland_surface *xsurface) {
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xwayland_surface_dissociate(xsurface);
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wl_signal_emit_mutable(&xsurface->events.destroy, NULL);
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if (xsurface == xsurface->xwm->focus_surface) {
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xwm_surface_activate(xsurface->xwm, NULL);
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}
|
|
|
|
wl_list_remove(&xsurface->link);
|
|
wl_list_remove(&xsurface->stack_link);
|
|
wl_list_remove(&xsurface->parent_link);
|
|
|
|
struct wlr_xwayland_surface *child, *next;
|
|
wl_list_for_each_safe(child, next, &xsurface->children, parent_link) {
|
|
wl_list_remove(&child->parent_link);
|
|
wl_list_init(&child->parent_link);
|
|
child->parent = NULL;
|
|
}
|
|
|
|
wl_list_remove(&xsurface->unpaired_link);
|
|
|
|
wl_event_source_remove(xsurface->ping_timer);
|
|
|
|
free(xsurface->title);
|
|
free(xsurface->class);
|
|
free(xsurface->instance);
|
|
free(xsurface->role);
|
|
free(xsurface->window_type);
|
|
free(xsurface->protocols);
|
|
free(xsurface->startup_id);
|
|
free(xsurface->hints);
|
|
free(xsurface->size_hints);
|
|
free(xsurface->strut_partial);
|
|
free(xsurface);
|
|
}
|
|
|
|
static void read_surface_class(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *surface, xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_STRING &&
|
|
reply->type != xwm->atoms[UTF8_STRING]) {
|
|
return;
|
|
}
|
|
|
|
size_t len = xcb_get_property_value_length(reply);
|
|
char *class = xcb_get_property_value(reply);
|
|
|
|
// Unpack two sequentially stored strings: instance, class
|
|
size_t instance_len = strnlen(class, len);
|
|
free(surface->instance);
|
|
if (len > 0 && instance_len < len) {
|
|
surface->instance = strndup(class, instance_len);
|
|
class += instance_len + 1;
|
|
} else {
|
|
surface->instance = NULL;
|
|
}
|
|
free(surface->class);
|
|
if (len > 0) {
|
|
surface->class = strndup(class, len);
|
|
} else {
|
|
surface->class = NULL;
|
|
}
|
|
|
|
wl_signal_emit_mutable(&surface->events.set_class, NULL);
|
|
}
|
|
|
|
static void read_surface_startup_id(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_STRING &&
|
|
reply->type != xwm->atoms[UTF8_STRING]) {
|
|
return;
|
|
}
|
|
|
|
size_t len = xcb_get_property_value_length(reply);
|
|
char *startup_id = xcb_get_property_value(reply);
|
|
|
|
free(xsurface->startup_id);
|
|
if (len > 0) {
|
|
xsurface->startup_id = strndup(startup_id, len);
|
|
} else {
|
|
xsurface->startup_id = NULL;
|
|
}
|
|
|
|
wlr_log(WLR_DEBUG, "XCB_ATOM_NET_STARTUP_ID: %s",
|
|
xsurface->startup_id ? xsurface->startup_id: "(null)");
|
|
wl_signal_emit_mutable(&xsurface->events.set_startup_id, NULL);
|
|
}
|
|
|
|
static void read_surface_role(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_STRING &&
|
|
reply->type != xwm->atoms[UTF8_STRING]) {
|
|
return;
|
|
}
|
|
|
|
size_t len = xcb_get_property_value_length(reply);
|
|
char *role = xcb_get_property_value(reply);
|
|
|
|
free(xsurface->role);
|
|
if (len > 0) {
|
|
xsurface->role = strndup(role, len);
|
|
} else {
|
|
xsurface->role = NULL;
|
|
}
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.set_role, NULL);
|
|
}
|
|
|
|
static void read_surface_title(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_STRING &&
|
|
reply->type != xwm->atoms[UTF8_STRING]) {
|
|
return;
|
|
}
|
|
|
|
bool is_utf8 = reply->type == xwm->atoms[UTF8_STRING];
|
|
if (!is_utf8 && xsurface->has_utf8_title) {
|
|
return;
|
|
}
|
|
|
|
size_t len = xcb_get_property_value_length(reply);
|
|
char *title = xcb_get_property_value(reply);
|
|
|
|
free(xsurface->title);
|
|
if (len > 0) {
|
|
xsurface->title = strndup(title, len);
|
|
} else {
|
|
xsurface->title = NULL;
|
|
}
|
|
xsurface->has_utf8_title = is_utf8;
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.set_title, NULL);
|
|
}
|
|
|
|
static bool has_parent(struct wlr_xwayland_surface *parent,
|
|
struct wlr_xwayland_surface *child) {
|
|
while (parent) {
|
|
if (child == parent) {
|
|
return true;
|
|
}
|
|
|
|
parent = parent->parent;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static void read_surface_parent(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
struct wlr_xwayland_surface *found_parent = NULL;
|
|
if (reply->type != XCB_ATOM_WINDOW) {
|
|
return;
|
|
}
|
|
|
|
xcb_window_t *xid = xcb_get_property_value(reply);
|
|
if (xid != NULL) {
|
|
found_parent = lookup_surface(xwm, *xid);
|
|
if (!has_parent(found_parent, xsurface)) {
|
|
xsurface->parent = found_parent;
|
|
} else {
|
|
wlr_log(WLR_INFO, "%p with %p would create a loop", xsurface,
|
|
found_parent);
|
|
}
|
|
} else {
|
|
xsurface->parent = NULL;
|
|
}
|
|
|
|
|
|
wl_list_remove(&xsurface->parent_link);
|
|
if (xsurface->parent != NULL) {
|
|
wl_list_insert(&xsurface->parent->children, &xsurface->parent_link);
|
|
} else {
|
|
wl_list_init(&xsurface->parent_link);
|
|
}
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.set_parent, NULL);
|
|
}
|
|
|
|
static void read_surface_client_id(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface) {
|
|
xcb_res_client_id_spec_t spec = {
|
|
.client = xsurface->window_id,
|
|
.mask = XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID
|
|
};
|
|
|
|
xcb_res_query_client_ids_cookie_t cookie = xcb_res_query_client_ids(
|
|
xwm->xcb_conn, 1, &spec);
|
|
xcb_res_query_client_ids_reply_t *reply = xcb_res_query_client_ids_reply(
|
|
xwm->xcb_conn, cookie, NULL);
|
|
if (reply == NULL) {
|
|
return;
|
|
}
|
|
|
|
uint32_t *pid = NULL;
|
|
xcb_res_client_id_value_iterator_t iter =
|
|
xcb_res_query_client_ids_ids_iterator(reply);
|
|
while (iter.rem > 0) {
|
|
if (iter.data->spec.mask & XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID &&
|
|
xcb_res_client_id_value_value_length(iter.data) > 0) {
|
|
pid = xcb_res_client_id_value_value(iter.data);
|
|
break;
|
|
}
|
|
xcb_res_client_id_value_next(&iter);
|
|
}
|
|
if (pid == NULL) {
|
|
free(reply);
|
|
return;
|
|
}
|
|
xsurface->pid = *pid;
|
|
free(reply);
|
|
}
|
|
|
|
static void read_surface_window_type(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_ATOM) {
|
|
return;
|
|
}
|
|
|
|
xcb_atom_t *atoms = xcb_get_property_value(reply);
|
|
size_t atoms_len = reply->value_len;
|
|
size_t atoms_size = sizeof(xcb_atom_t) * atoms_len;
|
|
|
|
free(xsurface->window_type);
|
|
xsurface->window_type = malloc(atoms_size);
|
|
if (xsurface->window_type == NULL) {
|
|
return;
|
|
}
|
|
memcpy(xsurface->window_type, atoms, atoms_size);
|
|
xsurface->window_type_len = atoms_len;
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.set_window_type, NULL);
|
|
}
|
|
|
|
static void read_surface_protocols(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_ATOM) {
|
|
return;
|
|
}
|
|
|
|
xcb_atom_t *atoms = xcb_get_property_value(reply);
|
|
size_t atoms_len = reply->value_len;
|
|
size_t atoms_size = sizeof(xcb_atom_t) * atoms_len;
|
|
|
|
free(xsurface->protocols);
|
|
xsurface->protocols = malloc(atoms_size);
|
|
if (xsurface->protocols == NULL) {
|
|
return;
|
|
}
|
|
memcpy(xsurface->protocols, atoms, atoms_size);
|
|
xsurface->protocols_len = atoms_len;
|
|
}
|
|
|
|
static void read_surface_hints(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
// According to the docs, reply->type == xwm->atoms[WM_HINTS]
|
|
// In practice, reply->type == XCB_ATOM_ATOM
|
|
if (reply->value_len == 0) {
|
|
return;
|
|
}
|
|
|
|
free(xsurface->hints);
|
|
xsurface->hints = calloc(1, sizeof(*xsurface->hints));
|
|
if (xsurface->hints == NULL) {
|
|
return;
|
|
}
|
|
xcb_icccm_get_wm_hints_from_reply(xsurface->hints, reply);
|
|
|
|
if (!(xsurface->hints->flags & XCB_ICCCM_WM_HINT_INPUT)) {
|
|
// The client didn't specify whether it wants input.
|
|
// Assume it does.
|
|
xsurface->hints->input = true;
|
|
}
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.set_hints, NULL);
|
|
}
|
|
|
|
static void read_surface_normal_hints(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != xwm->atoms[WM_SIZE_HINTS] || reply->value_len == 0) {
|
|
return;
|
|
}
|
|
|
|
free(xsurface->size_hints);
|
|
xsurface->size_hints = calloc(1, sizeof(*xsurface->size_hints));
|
|
if (xsurface->size_hints == NULL) {
|
|
return;
|
|
}
|
|
xcb_icccm_get_wm_size_hints_from_reply(xsurface->size_hints, reply);
|
|
|
|
int32_t flags = xsurface->size_hints->flags;
|
|
bool has_min_size_hints = (flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE) != 0;
|
|
bool has_base_size_hints = (flags & XCB_ICCCM_SIZE_HINT_BASE_SIZE) != 0;
|
|
/* ICCCM says that if absent, min size is equal to base size and vice versa */
|
|
if (!has_min_size_hints && !has_base_size_hints) {
|
|
xsurface->size_hints->min_width = -1;
|
|
xsurface->size_hints->min_height = -1;
|
|
xsurface->size_hints->base_width = -1;
|
|
xsurface->size_hints->base_height = -1;
|
|
} else if (!has_base_size_hints) {
|
|
xsurface->size_hints->base_width = xsurface->size_hints->min_width;
|
|
xsurface->size_hints->base_height = xsurface->size_hints->min_height;
|
|
} else if (!has_min_size_hints) {
|
|
xsurface->size_hints->min_width = xsurface->size_hints->base_width;
|
|
xsurface->size_hints->min_height = xsurface->size_hints->base_height;
|
|
}
|
|
|
|
if ((flags & XCB_ICCCM_SIZE_HINT_P_MAX_SIZE) == 0) {
|
|
xsurface->size_hints->max_width = -1;
|
|
xsurface->size_hints->max_height = -1;
|
|
}
|
|
}
|
|
|
|
#define MWM_HINTS_FLAGS_FIELD 0
|
|
#define MWM_HINTS_DECORATIONS_FIELD 2
|
|
|
|
#define MWM_HINTS_DECORATIONS (1 << 1)
|
|
|
|
#define MWM_DECOR_ALL (1 << 0)
|
|
#define MWM_DECOR_BORDER (1 << 1)
|
|
#define MWM_DECOR_TITLE (1 << 3)
|
|
|
|
static void read_surface_motif_hints(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->value_len < 5) {
|
|
return;
|
|
}
|
|
|
|
uint32_t *motif_hints = xcb_get_property_value(reply);
|
|
if (motif_hints[MWM_HINTS_FLAGS_FIELD] & MWM_HINTS_DECORATIONS) {
|
|
xsurface->decorations = WLR_XWAYLAND_SURFACE_DECORATIONS_ALL;
|
|
uint32_t decorations = motif_hints[MWM_HINTS_DECORATIONS_FIELD];
|
|
if ((decorations & MWM_DECOR_ALL) == 0) {
|
|
if ((decorations & MWM_DECOR_BORDER) == 0) {
|
|
xsurface->decorations |=
|
|
WLR_XWAYLAND_SURFACE_DECORATIONS_NO_BORDER;
|
|
}
|
|
if ((decorations & MWM_DECOR_TITLE) == 0) {
|
|
xsurface->decorations |=
|
|
WLR_XWAYLAND_SURFACE_DECORATIONS_NO_TITLE;
|
|
}
|
|
}
|
|
wl_signal_emit_mutable(&xsurface->events.set_decorations, NULL);
|
|
}
|
|
}
|
|
|
|
static void read_surface_strut_partial(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (reply->type != XCB_ATOM_CARDINAL || reply->format != 32 ||
|
|
xcb_get_property_value_length(reply) !=
|
|
sizeof(xcb_ewmh_wm_strut_partial_t)) {
|
|
return;
|
|
}
|
|
|
|
free(xsurface->strut_partial);
|
|
xsurface->strut_partial = calloc(1, sizeof(*xsurface->strut_partial));
|
|
if (xsurface->strut_partial == NULL) {
|
|
return;
|
|
}
|
|
xcb_ewmh_get_wm_strut_partial_from_reply(xsurface->strut_partial, reply);
|
|
|
|
/*
|
|
* Translate right/bottom into root x/y coordinates here since
|
|
* the compositor is ignorant of X11 screen width/height.
|
|
*
|
|
* (This could result in an incorrect position if the X11 screen
|
|
* size changes but _NET_WM_STRUT_PARTIAL doesn't. It's probably
|
|
* not worth the additional code to fix this corner case.)
|
|
*/
|
|
xsurface->strut_partial->right =
|
|
xwm->screen->width_in_pixels - xsurface->strut_partial->right;
|
|
xsurface->strut_partial->bottom =
|
|
xwm->screen->height_in_pixels - xsurface->strut_partial->bottom;
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.set_strut_partial, NULL);
|
|
}
|
|
|
|
static void read_surface_net_wm_state(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface,
|
|
xcb_get_property_reply_t *reply) {
|
|
xsurface->fullscreen = 0;
|
|
xcb_atom_t *atom = xcb_get_property_value(reply);
|
|
for (uint32_t i = 0; i < reply->value_len; i++) {
|
|
if (atom[i] == xwm->atoms[NET_WM_STATE_MODAL]) {
|
|
xsurface->modal = true;
|
|
} else if (atom[i] == xwm->atoms[NET_WM_STATE_FULLSCREEN]) {
|
|
xsurface->fullscreen = true;
|
|
} else if (atom[i] == xwm->atoms[NET_WM_STATE_MAXIMIZED_VERT]) {
|
|
xsurface->maximized_vert = true;
|
|
} else if (atom[i] == xwm->atoms[NET_WM_STATE_MAXIMIZED_HORZ]) {
|
|
xsurface->maximized_horz = true;
|
|
} else if (atom[i] == xwm->atoms[NET_WM_STATE_HIDDEN]) {
|
|
xsurface->minimized = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
char *xwm_get_atom_name(struct wlr_xwm *xwm, xcb_atom_t atom) {
|
|
xcb_get_atom_name_cookie_t name_cookie =
|
|
xcb_get_atom_name(xwm->xcb_conn, atom);
|
|
xcb_get_atom_name_reply_t *name_reply =
|
|
xcb_get_atom_name_reply(xwm->xcb_conn, name_cookie, NULL);
|
|
if (name_reply == NULL) {
|
|
return NULL;
|
|
}
|
|
size_t len = xcb_get_atom_name_name_length(name_reply);
|
|
char *buf = xcb_get_atom_name_name(name_reply); // not a C string
|
|
char *name = strndup(buf, len);
|
|
free(name_reply);
|
|
return name;
|
|
}
|
|
|
|
static void read_surface_property(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface, xcb_atom_t property,
|
|
xcb_get_property_reply_t *reply) {
|
|
if (property == XCB_ATOM_WM_CLASS) {
|
|
read_surface_class(xwm, xsurface, reply);
|
|
} else if (property == XCB_ATOM_WM_NAME ||
|
|
property == xwm->atoms[NET_WM_NAME]) {
|
|
read_surface_title(xwm, xsurface, reply);
|
|
} else if (property == XCB_ATOM_WM_TRANSIENT_FOR) {
|
|
read_surface_parent(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[NET_WM_PID]) {
|
|
// intentionally ignored
|
|
} else if (property == xwm->atoms[NET_WM_WINDOW_TYPE]) {
|
|
read_surface_window_type(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[WM_PROTOCOLS]) {
|
|
read_surface_protocols(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[NET_WM_STATE]) {
|
|
read_surface_net_wm_state(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[WM_HINTS]) {
|
|
read_surface_hints(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[WM_NORMAL_HINTS]) {
|
|
read_surface_normal_hints(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[MOTIF_WM_HINTS]) {
|
|
read_surface_motif_hints(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[NET_WM_STRUT_PARTIAL]) {
|
|
read_surface_strut_partial(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[WM_WINDOW_ROLE]) {
|
|
read_surface_role(xwm, xsurface, reply);
|
|
} else if (property == xwm->atoms[NET_STARTUP_ID]) {
|
|
read_surface_startup_id(xwm, xsurface, reply);
|
|
} else if (wlr_log_get_verbosity() >= WLR_DEBUG) {
|
|
char *prop_name = xwm_get_atom_name(xwm, property);
|
|
wlr_log(WLR_DEBUG, "unhandled X11 property %" PRIu32 " (%s) for window %" PRIu32,
|
|
property, prop_name ? prop_name : "(null)", xsurface->window_id);
|
|
free(prop_name);
|
|
}
|
|
}
|
|
|
|
static void xwayland_surface_handle_commit(struct wl_listener *listener, void *data) {
|
|
struct wlr_xwayland_surface *xsurface = wl_container_of(listener, xsurface, surface_commit);
|
|
if (wlr_surface_has_buffer(xsurface->surface)) {
|
|
wlr_surface_map(xsurface->surface);
|
|
}
|
|
}
|
|
|
|
static void xwayland_surface_handle_map(struct wl_listener *listener, void *data) {
|
|
struct wlr_xwayland_surface *xsurface = wl_container_of(listener, xsurface, surface_map);
|
|
xwm_set_net_client_list(xsurface->xwm);
|
|
}
|
|
|
|
static void xwayland_surface_handle_unmap(struct wl_listener *listener, void *data) {
|
|
struct wlr_xwayland_surface *xsurface = wl_container_of(listener, xsurface, surface_unmap);
|
|
xwm_set_net_client_list(xsurface->xwm);
|
|
}
|
|
|
|
static void xwayland_surface_handle_addon_destroy(struct wlr_addon *addon) {
|
|
struct wlr_xwayland_surface *xsurface = wl_container_of(addon, xsurface, surface_addon);
|
|
xwayland_surface_dissociate(xsurface);
|
|
}
|
|
|
|
static const struct wlr_addon_interface surface_addon_impl = {
|
|
.name = "wlr_xwayland_surface",
|
|
.destroy = xwayland_surface_handle_addon_destroy,
|
|
};
|
|
|
|
static void xwayland_surface_associate(struct wlr_xwm *xwm,
|
|
struct wlr_xwayland_surface *xsurface, struct wlr_surface *surface) {
|
|
assert(xsurface->surface == NULL);
|
|
|
|
wl_list_remove(&xsurface->unpaired_link);
|
|
wl_list_init(&xsurface->unpaired_link);
|
|
xsurface->surface_id = 0;
|
|
|
|
xsurface->surface = surface;
|
|
wlr_addon_init(&xsurface->surface_addon, &surface->addons, NULL, &surface_addon_impl);
|
|
|
|
xsurface->surface_commit.notify = xwayland_surface_handle_commit;
|
|
wl_signal_add(&surface->events.commit, &xsurface->surface_commit);
|
|
|
|
xsurface->surface_map.notify = xwayland_surface_handle_map;
|
|
wl_signal_add(&surface->events.map, &xsurface->surface_map);
|
|
|
|
xsurface->surface_unmap.notify = xwayland_surface_handle_unmap;
|
|
wl_signal_add(&surface->events.unmap, &xsurface->surface_unmap);
|
|
|
|
// read all surface properties
|
|
const xcb_atom_t props[] = {
|
|
XCB_ATOM_WM_CLASS,
|
|
XCB_ATOM_WM_NAME,
|
|
XCB_ATOM_WM_TRANSIENT_FOR,
|
|
xwm->atoms[WM_PROTOCOLS],
|
|
xwm->atoms[WM_HINTS],
|
|
xwm->atoms[WM_NORMAL_HINTS],
|
|
xwm->atoms[MOTIF_WM_HINTS],
|
|
xwm->atoms[NET_STARTUP_ID],
|
|
xwm->atoms[NET_WM_STATE],
|
|
xwm->atoms[NET_WM_STRUT_PARTIAL],
|
|
xwm->atoms[NET_WM_WINDOW_TYPE],
|
|
xwm->atoms[NET_WM_NAME],
|
|
};
|
|
|
|
xcb_get_property_cookie_t cookies[sizeof(props) / sizeof(props[0])] = {0};
|
|
for (size_t i = 0; i < sizeof(props) / sizeof(props[0]); i++) {
|
|
cookies[i] = xcb_get_property(xwm->xcb_conn, 0, xsurface->window_id,
|
|
props[i], XCB_ATOM_ANY, 0, 2048);
|
|
}
|
|
|
|
for (size_t i = 0; i < sizeof(props) / sizeof(props[0]); i++) {
|
|
xcb_get_property_reply_t *reply =
|
|
xcb_get_property_reply(xwm->xcb_conn, cookies[i], NULL);
|
|
if (reply == NULL) {
|
|
wlr_log(WLR_ERROR, "Failed to get window property");
|
|
return;
|
|
}
|
|
read_surface_property(xwm, xsurface, props[i], reply);
|
|
free(reply);
|
|
}
|
|
|
|
if (xwm->xres) {
|
|
read_surface_client_id(xwm, xsurface);
|
|
}
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.associate, NULL);
|
|
}
|
|
|
|
static void xwm_handle_create_notify(struct wlr_xwm *xwm,
|
|
xcb_create_notify_event_t *ev) {
|
|
if (ev->window == xwm->window ||
|
|
ev->window == xwm->primary_selection.window ||
|
|
ev->window == xwm->clipboard_selection.window ||
|
|
ev->window == xwm->dnd_selection.window) {
|
|
return;
|
|
}
|
|
|
|
xwayland_surface_create(xwm, ev->window, ev->x, ev->y,
|
|
ev->width, ev->height, ev->override_redirect);
|
|
}
|
|
|
|
static void xwm_handle_destroy_notify(struct wlr_xwm *xwm,
|
|
xcb_destroy_notify_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (xsurface == NULL) {
|
|
return;
|
|
}
|
|
xwayland_surface_destroy(xsurface);
|
|
xwm_handle_selection_destroy_notify(xwm, ev);
|
|
}
|
|
|
|
static void xwm_handle_configure_request(struct wlr_xwm *xwm,
|
|
xcb_configure_request_event_t *ev) {
|
|
struct wlr_xwayland_surface *surface = lookup_surface(xwm, ev->window);
|
|
if (surface == NULL) {
|
|
return;
|
|
}
|
|
|
|
// TODO: handle ev->{parent,sibling}?
|
|
|
|
uint16_t mask = ev->value_mask;
|
|
uint16_t geo_mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y |
|
|
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
|
|
if ((mask & geo_mask) == 0) {
|
|
return;
|
|
}
|
|
|
|
struct wlr_xwayland_surface_configure_event wlr_event = {
|
|
.surface = surface,
|
|
.x = mask & XCB_CONFIG_WINDOW_X ? ev->x : surface->x,
|
|
.y = mask & XCB_CONFIG_WINDOW_Y ? ev->y : surface->y,
|
|
.width = mask & XCB_CONFIG_WINDOW_WIDTH ? ev->width : surface->width,
|
|
.height = mask & XCB_CONFIG_WINDOW_HEIGHT ? ev->height : surface->height,
|
|
.mask = mask,
|
|
};
|
|
|
|
wl_signal_emit_mutable(&surface->events.request_configure, &wlr_event);
|
|
}
|
|
|
|
static void xwm_handle_configure_notify(struct wlr_xwm *xwm,
|
|
xcb_configure_notify_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (!xsurface) {
|
|
return;
|
|
}
|
|
|
|
bool geometry_changed =
|
|
(xsurface->x != ev->x || xsurface->y != ev->y ||
|
|
xsurface->width != ev->width || xsurface->height != ev->height);
|
|
|
|
if (geometry_changed) {
|
|
xsurface->x = ev->x;
|
|
xsurface->y = ev->y;
|
|
xsurface->width = ev->width;
|
|
xsurface->height = ev->height;
|
|
}
|
|
|
|
if (xsurface->override_redirect != ev->override_redirect) {
|
|
xsurface->override_redirect = ev->override_redirect;
|
|
wl_signal_emit_mutable(&xsurface->events.set_override_redirect, NULL);
|
|
}
|
|
|
|
if (geometry_changed) {
|
|
wl_signal_emit_mutable(&xsurface->events.set_geometry, NULL);
|
|
}
|
|
}
|
|
|
|
static void xsurface_set_wm_state(struct wlr_xwayland_surface *xsurface) {
|
|
struct wlr_xwm *xwm = xsurface->xwm;
|
|
uint32_t property[] = { XCB_ICCCM_WM_STATE_NORMAL, XCB_WINDOW_NONE };
|
|
|
|
if (xsurface->withdrawn) {
|
|
property[0] = XCB_ICCCM_WM_STATE_WITHDRAWN;
|
|
} else if (xsurface->minimized) {
|
|
property[0] = XCB_ICCCM_WM_STATE_ICONIC;
|
|
} else {
|
|
property[0] = XCB_ICCCM_WM_STATE_NORMAL;
|
|
}
|
|
|
|
xcb_change_property(xwm->xcb_conn,
|
|
XCB_PROP_MODE_REPLACE,
|
|
xsurface->window_id,
|
|
xwm->atoms[WM_STATE],
|
|
xwm->atoms[WM_STATE],
|
|
32, // format
|
|
sizeof(property) / sizeof(property[0]), property);
|
|
}
|
|
|
|
void wlr_xwayland_surface_restack(struct wlr_xwayland_surface *xsurface,
|
|
struct wlr_xwayland_surface *sibling, enum xcb_stack_mode_t mode) {
|
|
struct wlr_xwm *xwm = xsurface->xwm;
|
|
uint32_t values[2];
|
|
size_t idx = 0;
|
|
uint32_t flags = XCB_CONFIG_WINDOW_STACK_MODE;
|
|
|
|
if (sibling != NULL) {
|
|
values[idx++] = sibling->window_id;
|
|
flags |= XCB_CONFIG_WINDOW_SIBLING;
|
|
}
|
|
values[idx++] = mode;
|
|
|
|
xcb_configure_window(xwm->xcb_conn, xsurface->window_id, flags, values);
|
|
|
|
wl_list_remove(&xsurface->stack_link);
|
|
|
|
struct wl_list *node;
|
|
if (mode == XCB_STACK_MODE_ABOVE) {
|
|
if (sibling) {
|
|
node = &sibling->stack_link;
|
|
} else {
|
|
node = xwm->surfaces_in_stack_order.prev;
|
|
}
|
|
} else if (mode == XCB_STACK_MODE_BELOW) {
|
|
if (sibling) {
|
|
node = sibling->stack_link.prev;
|
|
} else {
|
|
node = &xwm->surfaces_in_stack_order;
|
|
}
|
|
} else {
|
|
// Not implementing XCB_STACK_MODE_TOP_IF | XCB_STACK_MODE_BOTTOM_IF |
|
|
// XCB_STACK_MODE_OPPOSITE.
|
|
abort();
|
|
}
|
|
|
|
wl_list_insert(node, &xsurface->stack_link);
|
|
xwm_set_net_client_list_stacking(xwm);
|
|
xcb_flush(xwm->xcb_conn);
|
|
}
|
|
|
|
static void xwm_handle_map_request(struct wlr_xwm *xwm,
|
|
xcb_map_request_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (!xsurface) {
|
|
return;
|
|
}
|
|
|
|
wlr_xwayland_surface_set_withdrawn(xsurface, false);
|
|
wlr_xwayland_surface_restack(xsurface, NULL, XCB_STACK_MODE_BELOW);
|
|
xcb_map_window(xwm->xcb_conn, ev->window);
|
|
}
|
|
|
|
static void xwm_handle_map_notify(struct wlr_xwm *xwm,
|
|
xcb_map_notify_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (!xsurface) {
|
|
return;
|
|
}
|
|
|
|
if (xsurface->override_redirect != ev->override_redirect) {
|
|
xsurface->override_redirect = ev->override_redirect;
|
|
wl_signal_emit_mutable(&xsurface->events.set_override_redirect, NULL);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_unmap_notify(struct wlr_xwm *xwm,
|
|
xcb_unmap_notify_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (xsurface == NULL) {
|
|
return;
|
|
}
|
|
|
|
xwayland_surface_dissociate(xsurface);
|
|
|
|
if (!xsurface->override_redirect) {
|
|
wlr_xwayland_surface_set_withdrawn(xsurface, true);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_property_notify(struct wlr_xwm *xwm,
|
|
xcb_property_notify_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (xsurface == NULL) {
|
|
return;
|
|
}
|
|
|
|
xcb_get_property_cookie_t cookie =
|
|
xcb_get_property(xwm->xcb_conn, 0, xsurface->window_id, ev->atom, XCB_ATOM_ANY, 0, 2048);
|
|
xcb_get_property_reply_t *reply =
|
|
xcb_get_property_reply(xwm->xcb_conn, cookie, NULL);
|
|
if (reply == NULL) {
|
|
wlr_log(WLR_ERROR, "Failed to get window property");
|
|
return;
|
|
}
|
|
|
|
read_surface_property(xwm, xsurface, ev->atom, reply);
|
|
}
|
|
|
|
static void xwm_handle_surface_id_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (xsurface == NULL) {
|
|
wlr_log(WLR_DEBUG,
|
|
"client message WL_SURFACE_ID but no new window %u ?",
|
|
ev->window);
|
|
return;
|
|
}
|
|
/* Check if we got notified after wayland surface create event */
|
|
uint32_t id = ev->data.data32[0];
|
|
struct wl_resource *resource =
|
|
wl_client_get_object(xwm->xwayland->server->client, id);
|
|
if (resource) {
|
|
struct wlr_surface *surface = wlr_surface_from_resource(resource);
|
|
xwayland_surface_associate(xwm, xsurface, surface);
|
|
} else {
|
|
xsurface->surface_id = id;
|
|
wl_list_remove(&xsurface->unpaired_link);
|
|
wl_list_insert(&xwm->unpaired_surfaces, &xsurface->unpaired_link);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_surface_serial_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (xsurface == NULL) {
|
|
wlr_log(WLR_DEBUG,
|
|
"Received client message WL_SURFACE_SERIAL but no X11 window %u",
|
|
ev->window);
|
|
return;
|
|
}
|
|
if (xsurface->serial != 0) {
|
|
wlr_log(WLR_DEBUG, "Received multiple client messages WL_SURFACE_SERIAL "
|
|
"for the same X11 window %u", ev->window);
|
|
return;
|
|
}
|
|
|
|
uint32_t serial_lo = ev->data.data32[0];
|
|
uint32_t serial_hi = ev->data.data32[1];
|
|
xsurface->serial = ((uint64_t)serial_hi << 32) | serial_lo;
|
|
|
|
struct wlr_surface *surface = wlr_xwayland_shell_v1_surface_from_serial(
|
|
xwm->xwayland->shell_v1, xsurface->serial);
|
|
if (surface != NULL) {
|
|
xwayland_surface_associate(xwm, xsurface, surface);
|
|
} else {
|
|
wl_list_remove(&xsurface->unpaired_link);
|
|
wl_list_insert(&xwm->unpaired_surfaces, &xsurface->unpaired_link);
|
|
}
|
|
}
|
|
|
|
#define _NET_WM_MOVERESIZE_SIZE_TOPLEFT 0
|
|
#define _NET_WM_MOVERESIZE_SIZE_TOP 1
|
|
#define _NET_WM_MOVERESIZE_SIZE_TOPRIGHT 2
|
|
#define _NET_WM_MOVERESIZE_SIZE_RIGHT 3
|
|
#define _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT 4
|
|
#define _NET_WM_MOVERESIZE_SIZE_BOTTOM 5
|
|
#define _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT 6
|
|
#define _NET_WM_MOVERESIZE_SIZE_LEFT 7
|
|
#define _NET_WM_MOVERESIZE_MOVE 8 // movement only
|
|
#define _NET_WM_MOVERESIZE_SIZE_KEYBOARD 9 // size via keyboard
|
|
#define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 // move via keyboard
|
|
#define _NET_WM_MOVERESIZE_CANCEL 11 // cancel operation
|
|
|
|
static enum wlr_edges net_wm_edges_to_wlr(uint32_t net_wm_edges) {
|
|
switch(net_wm_edges) {
|
|
case _NET_WM_MOVERESIZE_SIZE_TOPLEFT:
|
|
return WLR_EDGE_TOP | WLR_EDGE_LEFT;
|
|
case _NET_WM_MOVERESIZE_SIZE_TOP:
|
|
return WLR_EDGE_TOP;
|
|
case _NET_WM_MOVERESIZE_SIZE_TOPRIGHT:
|
|
return WLR_EDGE_TOP | WLR_EDGE_RIGHT;
|
|
case _NET_WM_MOVERESIZE_SIZE_RIGHT:
|
|
return WLR_EDGE_RIGHT;
|
|
case _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT:
|
|
return WLR_EDGE_BOTTOM | WLR_EDGE_RIGHT;
|
|
case _NET_WM_MOVERESIZE_SIZE_BOTTOM:
|
|
return WLR_EDGE_BOTTOM;
|
|
case _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT:
|
|
return WLR_EDGE_BOTTOM | WLR_EDGE_LEFT;
|
|
case _NET_WM_MOVERESIZE_SIZE_LEFT:
|
|
return WLR_EDGE_LEFT;
|
|
default:
|
|
return WLR_EDGE_NONE;
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_net_wm_moveresize_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
if (!xsurface) {
|
|
return;
|
|
}
|
|
|
|
int detail = ev->data.data32[2];
|
|
switch (detail) {
|
|
case _NET_WM_MOVERESIZE_MOVE:
|
|
wl_signal_emit_mutable(&xsurface->events.request_move, NULL);
|
|
break;
|
|
case _NET_WM_MOVERESIZE_SIZE_TOPLEFT:
|
|
case _NET_WM_MOVERESIZE_SIZE_TOP:
|
|
case _NET_WM_MOVERESIZE_SIZE_TOPRIGHT:
|
|
case _NET_WM_MOVERESIZE_SIZE_RIGHT:
|
|
case _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT:
|
|
case _NET_WM_MOVERESIZE_SIZE_BOTTOM:
|
|
case _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT:
|
|
case _NET_WM_MOVERESIZE_SIZE_LEFT:;
|
|
struct wlr_xwayland_resize_event resize_event = {
|
|
.surface = xsurface,
|
|
.edges = net_wm_edges_to_wlr(detail),
|
|
};
|
|
wl_signal_emit_mutable(&xsurface->events.request_resize, &resize_event);
|
|
break;
|
|
case _NET_WM_MOVERESIZE_CANCEL:
|
|
// handled by the compositor
|
|
break;
|
|
}
|
|
}
|
|
|
|
#define _NET_WM_STATE_REMOVE 0
|
|
#define _NET_WM_STATE_ADD 1
|
|
#define _NET_WM_STATE_TOGGLE 2
|
|
|
|
static bool update_state(int action, bool *state) {
|
|
int new_state, changed;
|
|
|
|
switch (action) {
|
|
case _NET_WM_STATE_REMOVE:
|
|
new_state = false;
|
|
break;
|
|
case _NET_WM_STATE_ADD:
|
|
new_state = true;
|
|
break;
|
|
case _NET_WM_STATE_TOGGLE:
|
|
new_state = !*state;
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
changed = (*state != new_state);
|
|
*state = new_state;
|
|
|
|
return changed;
|
|
}
|
|
|
|
static bool xsurface_is_maximized(
|
|
struct wlr_xwayland_surface *xsurface) {
|
|
return xsurface->maximized_horz && xsurface->maximized_vert;
|
|
}
|
|
|
|
static void xwm_handle_net_wm_state_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *client_message) {
|
|
struct wlr_xwayland_surface *xsurface =
|
|
lookup_surface(xwm, client_message->window);
|
|
if (!xsurface) {
|
|
return;
|
|
}
|
|
if (client_message->format != 32) {
|
|
return;
|
|
}
|
|
|
|
bool fullscreen = xsurface->fullscreen;
|
|
bool maximized = xsurface_is_maximized(xsurface);
|
|
bool minimized = xsurface->minimized;
|
|
|
|
uint32_t action = client_message->data.data32[0];
|
|
for (size_t i = 0; i < 2; ++i) {
|
|
xcb_atom_t property = client_message->data.data32[1 + i];
|
|
|
|
bool changed = false;
|
|
if (property == xwm->atoms[NET_WM_STATE_MODAL]) {
|
|
changed = update_state(action, &xsurface->modal);
|
|
} else if (property == xwm->atoms[NET_WM_STATE_FULLSCREEN]) {
|
|
changed = update_state(action, &xsurface->fullscreen);
|
|
} else if (property == xwm->atoms[NET_WM_STATE_MAXIMIZED_VERT]) {
|
|
changed = update_state(action, &xsurface->maximized_vert);
|
|
} else if (property == xwm->atoms[NET_WM_STATE_MAXIMIZED_HORZ]) {
|
|
changed = update_state(action, &xsurface->maximized_horz);
|
|
} else if (property == xwm->atoms[NET_WM_STATE_HIDDEN]) {
|
|
changed = update_state(action, &xsurface->minimized);
|
|
} else if (property != XCB_ATOM_NONE && wlr_log_get_verbosity() >= WLR_DEBUG) {
|
|
char *prop_name = xwm_get_atom_name(xwm, property);
|
|
wlr_log(WLR_DEBUG, "Unhandled NET_WM_STATE property change "
|
|
"%"PRIu32" (%s)", property, prop_name ? prop_name : "(null)");
|
|
free(prop_name);
|
|
}
|
|
|
|
if (changed) {
|
|
xsurface_set_net_wm_state(xsurface);
|
|
}
|
|
}
|
|
// client_message->data.data32[3] is the source indication
|
|
// all other values are set to 0
|
|
|
|
if (fullscreen != xsurface->fullscreen) {
|
|
if (xsurface->fullscreen) {
|
|
xsurface->saved_width = xsurface->width;
|
|
xsurface->saved_height = xsurface->height;
|
|
}
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.request_fullscreen, NULL);
|
|
}
|
|
|
|
if (maximized != xsurface_is_maximized(xsurface)) {
|
|
if (xsurface_is_maximized(xsurface)) {
|
|
xsurface->saved_width = xsurface->width;
|
|
xsurface->saved_height = xsurface->height;
|
|
}
|
|
|
|
wl_signal_emit_mutable(&xsurface->events.request_maximize, NULL);
|
|
}
|
|
|
|
if (minimized != xsurface->minimized) {
|
|
if (xsurface->minimized) {
|
|
xsurface->saved_width = xsurface->width;
|
|
xsurface->saved_height = xsurface->height;
|
|
}
|
|
|
|
struct wlr_xwayland_minimize_event minimize_event = {
|
|
.surface = xsurface,
|
|
.minimize = xsurface->minimized,
|
|
};
|
|
wl_signal_emit_mutable(&xsurface->events.request_minimize, &minimize_event);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_wm_protocols_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
xcb_atom_t type = ev->data.data32[0];
|
|
|
|
if (type == xwm->atoms[NET_WM_PING]) {
|
|
xcb_window_t window_id = ev->data.data32[2];
|
|
|
|
struct wlr_xwayland_surface *surface = lookup_surface(xwm, window_id);
|
|
if (surface == NULL) {
|
|
return;
|
|
}
|
|
|
|
if (!surface->pinging) {
|
|
return;
|
|
}
|
|
|
|
wl_event_source_timer_update(surface->ping_timer, 0);
|
|
surface->pinging = false;
|
|
} else if (wlr_log_get_verbosity() >= WLR_DEBUG) {
|
|
char *type_name = xwm_get_atom_name(xwm, type);
|
|
wlr_log(WLR_DEBUG, "unhandled WM_PROTOCOLS client message %" PRIu32 " (%s)",
|
|
type, type_name ? type_name : "(null)");
|
|
free(type_name);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_net_active_window_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
struct wlr_xwayland_surface *surface = lookup_surface(xwm, ev->window);
|
|
if (surface == NULL) {
|
|
return;
|
|
}
|
|
wl_signal_emit_mutable(&surface->events.request_activate, NULL);
|
|
}
|
|
|
|
static void pending_startup_id_destroy(struct pending_startup_id *pending) {
|
|
wl_list_remove(&pending->link);
|
|
free(pending->msg);
|
|
free(pending);
|
|
}
|
|
|
|
static void xwm_handle_net_startup_info_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
struct pending_startup_id *pending, *curr = NULL;
|
|
wl_list_for_each(pending, &xwm->pending_startup_ids, link) {
|
|
if (pending->window == ev->window) {
|
|
curr = pending;
|
|
break;
|
|
}
|
|
}
|
|
|
|
char *start;
|
|
size_t buf_len = sizeof(ev->data);
|
|
if (curr) {
|
|
curr->msg = realloc(curr->msg, curr->len + buf_len);
|
|
if (!curr->msg) {
|
|
pending_startup_id_destroy(curr);
|
|
return;
|
|
}
|
|
start = curr->msg + curr->len;
|
|
curr->len += buf_len;
|
|
} else {
|
|
curr = calloc(1, sizeof(*curr));
|
|
if (!curr)
|
|
return;
|
|
curr->window = ev->window;
|
|
curr->msg = malloc(buf_len);
|
|
if (!curr->msg) {
|
|
free(curr);
|
|
return;
|
|
}
|
|
start = curr->msg;
|
|
curr->len = buf_len;
|
|
wl_list_insert(&xwm->pending_startup_ids, &curr->link);
|
|
}
|
|
|
|
char *id = NULL;
|
|
const char *data = (const char *)ev->data.data8;
|
|
for (size_t i = 0; i < buf_len; i++) {
|
|
start[i] = data[i];
|
|
if (start[i] == '\0') {
|
|
if (strncmp(curr->msg, STARTUP_INFO_REMOVE_PREFIX,
|
|
strlen(STARTUP_INFO_REMOVE_PREFIX)) == 0 &&
|
|
strlen(curr->msg) > strlen(STARTUP_INFO_REMOVE_PREFIX)) {
|
|
id = curr->msg + strlen(STARTUP_INFO_REMOVE_PREFIX);
|
|
break;
|
|
} else {
|
|
wlr_log(WLR_ERROR, "Unhandled message '%s'\n", curr->msg);
|
|
pending_startup_id_destroy(curr);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (id) {
|
|
struct wlr_xwayland_remove_startup_info_event data = { id, ev->window };
|
|
wlr_log(WLR_DEBUG, "Got startup id: %s", id);
|
|
wl_signal_emit_mutable(&xwm->xwayland->events.remove_startup_info, &data);
|
|
pending_startup_id_destroy(curr);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_wm_change_state_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
struct wlr_xwayland_surface *xsurface = lookup_surface(xwm, ev->window);
|
|
uint32_t detail = ev->data.data32[0];
|
|
|
|
if (xsurface == NULL) {
|
|
return;
|
|
}
|
|
|
|
bool minimize;
|
|
if (detail == XCB_ICCCM_WM_STATE_ICONIC) {
|
|
minimize = true;
|
|
} else if (detail == XCB_ICCCM_WM_STATE_NORMAL) {
|
|
minimize = false;
|
|
} else {
|
|
wlr_log(WLR_DEBUG, "unhandled wm_change_state event %u", detail);
|
|
return;
|
|
}
|
|
|
|
struct wlr_xwayland_minimize_event minimize_event = {
|
|
.surface = xsurface,
|
|
.minimize = minimize,
|
|
};
|
|
wl_signal_emit_mutable(&xsurface->events.request_minimize, &minimize_event);
|
|
}
|
|
|
|
static void xwm_handle_client_message(struct wlr_xwm *xwm,
|
|
xcb_client_message_event_t *ev) {
|
|
if (ev->type == xwm->atoms[WL_SURFACE_ID]) {
|
|
xwm_handle_surface_id_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[WL_SURFACE_SERIAL]) {
|
|
xwm_handle_surface_serial_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[NET_WM_STATE]) {
|
|
xwm_handle_net_wm_state_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[NET_WM_MOVERESIZE]) {
|
|
xwm_handle_net_wm_moveresize_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[WM_PROTOCOLS]) {
|
|
xwm_handle_wm_protocols_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[NET_ACTIVE_WINDOW]) {
|
|
xwm_handle_net_active_window_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[NET_STARTUP_INFO] ||
|
|
ev->type == xwm->atoms[NET_STARTUP_INFO_BEGIN]) {
|
|
xwm_handle_net_startup_info_message(xwm, ev);
|
|
} else if (ev->type == xwm->atoms[WM_CHANGE_STATE]) {
|
|
xwm_handle_wm_change_state_message(xwm, ev);
|
|
} else if (!xwm_handle_selection_client_message(xwm, ev) &&
|
|
wlr_log_get_verbosity() >= WLR_DEBUG) {
|
|
char *type_name = xwm_get_atom_name(xwm, ev->type);
|
|
wlr_log(WLR_DEBUG, "unhandled x11 client message %" PRIu32 " (%s)", ev->type,
|
|
type_name ? type_name : "(null)");
|
|
free(type_name);
|
|
}
|
|
}
|
|
|
|
static bool validate_focus_serial(uint16_t last_focus_seq, uint16_t event_seq) {
|
|
uint16_t rev_dist = event_seq - last_focus_seq;
|
|
if (rev_dist >= UINT16_MAX / 2) {
|
|
// Probably overflow or too old
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static void xwm_handle_focus_in(struct wlr_xwm *xwm,
|
|
xcb_focus_in_event_t *ev) {
|
|
// Do not interfere with grabs
|
|
if (ev->mode == XCB_NOTIFY_MODE_GRAB ||
|
|
ev->mode == XCB_NOTIFY_MODE_UNGRAB) {
|
|
return;
|
|
}
|
|
// Ignore pointer focus change events
|
|
if (ev->detail == XCB_NOTIFY_DETAIL_POINTER) {
|
|
return;
|
|
}
|
|
|
|
// Do not let X clients change the focus behind the compositor's
|
|
// back. Reset the focus to the old one if it changed.
|
|
//
|
|
// Note: Some applications rely on being able to change focus, for ex. Steam:
|
|
// https://github.com/swaywm/sway/issues/1865
|
|
// Because of that, we allow changing focus between surfaces belonging to the
|
|
// same application. We must be careful to ignore requests that are too old
|
|
// though, because otherwise it may lead to race conditions:
|
|
// https://github.com/swaywm/wlroots/issues/2324
|
|
struct wlr_xwayland_surface *requested_focus = lookup_surface(xwm, ev->event);
|
|
if (xwm->focus_surface && requested_focus &&
|
|
requested_focus->pid == xwm->focus_surface->pid &&
|
|
validate_focus_serial(xwm->last_focus_seq, ev->sequence)) {
|
|
xwm_set_focus_window(xwm, requested_focus);
|
|
} else {
|
|
xwm_set_focus_window(xwm, xwm->focus_surface);
|
|
}
|
|
}
|
|
|
|
static void xwm_handle_xcb_error(struct wlr_xwm *xwm, xcb_value_error_t *ev) {
|
|
#if HAVE_XCB_ERRORS
|
|
const char *major_name =
|
|
xcb_errors_get_name_for_major_code(xwm->errors_context,
|
|
ev->major_opcode);
|
|
if (!major_name) {
|
|
wlr_log(WLR_DEBUG, "xcb error happened, but could not get major name");
|
|
goto log_raw;
|
|
}
|
|
|
|
const char *minor_name =
|
|
xcb_errors_get_name_for_minor_code(xwm->errors_context,
|
|
ev->major_opcode, ev->minor_opcode);
|
|
|
|
const char *extension;
|
|
const char *error_name =
|
|
xcb_errors_get_name_for_error(xwm->errors_context,
|
|
ev->error_code, &extension);
|
|
if (!error_name) {
|
|
wlr_log(WLR_DEBUG, "xcb error happened, but could not get error name");
|
|
goto log_raw;
|
|
}
|
|
|
|
wlr_log(WLR_ERROR, "xcb error: op %s (%s), code %s (%s), sequence %"PRIu16", value %"PRIu32,
|
|
major_name, minor_name ? minor_name : "no minor",
|
|
error_name, extension ? extension : "no extension",
|
|
ev->sequence, ev->bad_value);
|
|
|
|
return;
|
|
log_raw:
|
|
#endif
|
|
wlr_log(WLR_ERROR,
|
|
"xcb error: op %"PRIu8":%"PRIu16", code %"PRIu8", sequence %"PRIu16", value %"PRIu32,
|
|
ev->major_opcode, ev->minor_opcode, ev->error_code,
|
|
ev->sequence, ev->bad_value);
|
|
|
|
}
|
|
|
|
static void xwm_handle_unhandled_event(struct wlr_xwm *xwm, xcb_generic_event_t *ev) {
|
|
#if HAVE_XCB_ERRORS
|
|
const char *extension;
|
|
const char *event_name =
|
|
xcb_errors_get_name_for_xcb_event(xwm->errors_context,
|
|
ev, &extension);
|
|
if (!event_name) {
|
|
wlr_log(WLR_DEBUG, "no name for unhandled event: %u",
|
|
ev->response_type);
|
|
return;
|
|
}
|
|
|
|
wlr_log(WLR_DEBUG, "unhandled X11 event: %s (%u)", event_name, ev->response_type);
|
|
#else
|
|
wlr_log(WLR_DEBUG, "unhandled X11 event: %u", ev->response_type);
|
|
#endif
|
|
}
|
|
|
|
static int x11_event_handler(int fd, uint32_t mask, void *data) {
|
|
int count = 0;
|
|
xcb_generic_event_t *event;
|
|
struct wlr_xwm *xwm = data;
|
|
|
|
if ((mask & WL_EVENT_HANGUP) || (mask & WL_EVENT_ERROR)) {
|
|
xwm_destroy(xwm);
|
|
return 0;
|
|
}
|
|
|
|
while ((event = xcb_poll_for_event(xwm->xcb_conn))) {
|
|
count++;
|
|
|
|
if (xwm->xwayland->user_event_handler &&
|
|
xwm->xwayland->user_event_handler(xwm, event)) {
|
|
break;
|
|
}
|
|
|
|
if (xwm_handle_selection_event(xwm, event)) {
|
|
free(event);
|
|
continue;
|
|
}
|
|
|
|
switch (event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK) {
|
|
case XCB_CREATE_NOTIFY:
|
|
xwm_handle_create_notify(xwm, (xcb_create_notify_event_t *)event);
|
|
break;
|
|
case XCB_DESTROY_NOTIFY:
|
|
xwm_handle_destroy_notify(xwm, (xcb_destroy_notify_event_t *)event);
|
|
break;
|
|
case XCB_CONFIGURE_REQUEST:
|
|
xwm_handle_configure_request(xwm,
|
|
(xcb_configure_request_event_t *)event);
|
|
break;
|
|
case XCB_CONFIGURE_NOTIFY:
|
|
xwm_handle_configure_notify(xwm,
|
|
(xcb_configure_notify_event_t *)event);
|
|
break;
|
|
case XCB_MAP_REQUEST:
|
|
xwm_handle_map_request(xwm, (xcb_map_request_event_t *)event);
|
|
break;
|
|
case XCB_MAP_NOTIFY:
|
|
xwm_handle_map_notify(xwm, (xcb_map_notify_event_t *)event);
|
|
break;
|
|
case XCB_UNMAP_NOTIFY:
|
|
xwm_handle_unmap_notify(xwm, (xcb_unmap_notify_event_t *)event);
|
|
break;
|
|
case XCB_PROPERTY_NOTIFY:
|
|
xwm_handle_property_notify(xwm,
|
|
(xcb_property_notify_event_t *)event);
|
|
break;
|
|
case XCB_CLIENT_MESSAGE:
|
|
xwm_handle_client_message(xwm, (xcb_client_message_event_t *)event);
|
|
break;
|
|
case XCB_FOCUS_IN:
|
|
xwm_handle_focus_in(xwm, (xcb_focus_in_event_t *)event);
|
|
break;
|
|
case 0:
|
|
xwm_handle_xcb_error(xwm, (xcb_value_error_t *)event);
|
|
break;
|
|
default:
|
|
xwm_handle_unhandled_event(xwm, event);
|
|
break;
|
|
}
|
|
free(event);
|
|
}
|
|
|
|
if (count) {
|
|
xcb_flush(xwm->xcb_conn);
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
static void handle_compositor_new_surface(struct wl_listener *listener,
|
|
void *data) {
|
|
struct wlr_xwm *xwm =
|
|
wl_container_of(listener, xwm, compositor_new_surface);
|
|
struct wlr_surface *surface = data;
|
|
|
|
struct wl_client *client = wl_resource_get_client(surface->resource);
|
|
if (client != xwm->xwayland->server->client) {
|
|
return;
|
|
}
|
|
|
|
wlr_log(WLR_DEBUG, "New xwayland surface: %p", surface);
|
|
|
|
uint32_t surface_id = wl_resource_get_id(surface->resource);
|
|
struct wlr_xwayland_surface *xsurface;
|
|
wl_list_for_each(xsurface, &xwm->unpaired_surfaces, unpaired_link) {
|
|
if (xsurface->surface_id == surface_id) {
|
|
xwayland_surface_associate(xwm, xsurface, surface);
|
|
xcb_flush(xwm->xcb_conn);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void handle_compositor_destroy(struct wl_listener *listener,
|
|
void *data) {
|
|
struct wlr_xwm *xwm =
|
|
wl_container_of(listener, xwm, compositor_destroy);
|
|
wl_list_remove(&xwm->compositor_new_surface.link);
|
|
wl_list_remove(&xwm->compositor_destroy.link);
|
|
wl_list_init(&xwm->compositor_new_surface.link);
|
|
wl_list_init(&xwm->compositor_destroy.link);
|
|
}
|
|
|
|
static void handle_shell_v1_new_surface(struct wl_listener *listener,
|
|
void *data) {
|
|
struct wlr_xwm *xwm = wl_container_of(listener, xwm, shell_v1_new_surface);
|
|
struct wlr_xwayland_surface_v1 *shell_surface = data;
|
|
|
|
struct wlr_xwayland_surface *xsurface;
|
|
wl_list_for_each(xsurface, &xwm->unpaired_surfaces, unpaired_link) {
|
|
if (xsurface->serial == shell_surface->serial) {
|
|
xwayland_surface_associate(xwm, xsurface, shell_surface->surface);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void wlr_xwayland_surface_activate(struct wlr_xwayland_surface *xsurface,
|
|
bool activated) {
|
|
struct wlr_xwayland_surface *focused = xsurface->xwm->focus_surface;
|
|
if (activated) {
|
|
xwm_surface_activate(xsurface->xwm, xsurface);
|
|
} else if (focused == xsurface) {
|
|
xwm_surface_activate(xsurface->xwm, NULL);
|
|
}
|
|
}
|
|
|
|
void wlr_xwayland_surface_configure(struct wlr_xwayland_surface *xsurface,
|
|
int16_t x, int16_t y, uint16_t width, uint16_t height) {
|
|
int old_w = xsurface->width;
|
|
int old_h = xsurface->height;
|
|
|
|
xsurface->x = x;
|
|
xsurface->y = y;
|
|
xsurface->width = width;
|
|
xsurface->height = height;
|
|
|
|
struct wlr_xwm *xwm = xsurface->xwm;
|
|
uint32_t mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y |
|
|
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT |
|
|
XCB_CONFIG_WINDOW_BORDER_WIDTH;
|
|
uint32_t values[] = {x, y, width, height, 0};
|
|
xcb_configure_window(xwm->xcb_conn, xsurface->window_id, mask, values);
|
|
|
|
// If the window size did not change, then we cannot rely on
|
|
// the X server to generate a ConfigureNotify event. Instead,
|
|
// we are supposed to send a synthetic event. See ICCCM part
|
|
// 4.1.5. But we ignore override-redirect windows as ICCCM does
|
|
// not apply to them.
|
|
if (width == old_w && height == old_h && !xsurface->override_redirect) {
|
|
xcb_configure_notify_event_t configure_notify = {
|
|
.response_type = XCB_CONFIGURE_NOTIFY,
|
|
.event = xsurface->window_id,
|
|
.window = xsurface->window_id,
|
|
.x = x,
|
|
.y = y,
|
|
.width = width,
|
|
.height = height,
|
|
};
|
|
|
|
xcb_send_event(xwm->xcb_conn, 0, xsurface->window_id,
|
|
XCB_EVENT_MASK_STRUCTURE_NOTIFY,
|
|
(const char *)&configure_notify);
|
|
}
|
|
|
|
xcb_flush(xwm->xcb_conn);
|
|
}
|
|
|
|
void wlr_xwayland_surface_close(struct wlr_xwayland_surface *xsurface) {
|
|
struct wlr_xwm *xwm = xsurface->xwm;
|
|
|
|
bool supports_delete = false;
|
|
for (size_t i = 0; i < xsurface->protocols_len; i++) {
|
|
if (xsurface->protocols[i] == xwm->atoms[WM_DELETE_WINDOW]) {
|
|
supports_delete = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (supports_delete) {
|
|
xcb_client_message_data_t message_data = {0};
|
|
message_data.data32[0] = xwm->atoms[WM_DELETE_WINDOW];
|
|
message_data.data32[1] = XCB_CURRENT_TIME;
|
|
xwm_send_wm_message(xsurface, &message_data, XCB_EVENT_MASK_NO_EVENT);
|
|
} else {
|
|
xcb_kill_client(xwm->xcb_conn, xsurface->window_id);
|
|
xcb_flush(xwm->xcb_conn);
|
|
}
|
|
}
|
|
|
|
void xwm_destroy(struct wlr_xwm *xwm) {
|
|
if (!xwm) {
|
|
return;
|
|
}
|
|
|
|
xwm_selection_finish(&xwm->clipboard_selection);
|
|
xwm_selection_finish(&xwm->primary_selection);
|
|
xwm_selection_finish(&xwm->dnd_selection);
|
|
|
|
if (xwm->seat) {
|
|
if (xwm->seat->selection_source &&
|
|
data_source_is_xwayland(xwm->seat->selection_source)) {
|
|
wlr_seat_set_selection(xwm->seat, NULL,
|
|
wl_display_next_serial(xwm->xwayland->wl_display));
|
|
}
|
|
|
|
if (xwm->seat->primary_selection_source &&
|
|
primary_selection_source_is_xwayland(
|
|
xwm->seat->primary_selection_source)) {
|
|
wlr_seat_set_primary_selection(xwm->seat, NULL,
|
|
wl_display_next_serial(xwm->xwayland->wl_display));
|
|
}
|
|
|
|
wlr_xwayland_set_seat(xwm->xwayland, NULL);
|
|
}
|
|
|
|
if (xwm->cursor) {
|
|
xcb_free_cursor(xwm->xcb_conn, xwm->cursor);
|
|
}
|
|
if (xwm->colormap) {
|
|
xcb_free_colormap(xwm->xcb_conn, xwm->colormap);
|
|
}
|
|
if (xwm->window) {
|
|
xcb_destroy_window(xwm->xcb_conn, xwm->window);
|
|
}
|
|
if (xwm->event_source) {
|
|
wl_event_source_remove(xwm->event_source);
|
|
}
|
|
#if HAVE_XCB_ERRORS
|
|
if (xwm->errors_context) {
|
|
xcb_errors_context_free(xwm->errors_context);
|
|
}
|
|
#endif
|
|
struct wlr_xwayland_surface *xsurface, *tmp;
|
|
wl_list_for_each_safe(xsurface, tmp, &xwm->surfaces, link) {
|
|
xwayland_surface_destroy(xsurface);
|
|
}
|
|
wl_list_for_each_safe(xsurface, tmp, &xwm->unpaired_surfaces, unpaired_link) {
|
|
xwayland_surface_destroy(xsurface);
|
|
}
|
|
wl_list_remove(&xwm->compositor_new_surface.link);
|
|
wl_list_remove(&xwm->compositor_destroy.link);
|
|
wl_list_remove(&xwm->shell_v1_new_surface.link);
|
|
xcb_disconnect(xwm->xcb_conn);
|
|
|
|
struct pending_startup_id *pending, *next;
|
|
wl_list_for_each_safe(pending, next, &xwm->pending_startup_ids, link) {
|
|
pending_startup_id_destroy(pending);
|
|
}
|
|
|
|
xwm->xwayland->xwm = NULL;
|
|
free(xwm);
|
|
}
|
|
|
|
static void xwm_get_resources(struct wlr_xwm *xwm) {
|
|
xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
|
|
xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_composite_id);
|
|
xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_res_id);
|
|
|
|
size_t i;
|
|
xcb_intern_atom_cookie_t cookies[ATOM_LAST];
|
|
|
|
for (i = 0; i < ATOM_LAST; i++) {
|
|
cookies[i] =
|
|
xcb_intern_atom(xwm->xcb_conn, 0, strlen(atom_map[i]), atom_map[i]);
|
|
}
|
|
for (i = 0; i < ATOM_LAST; i++) {
|
|
xcb_generic_error_t *error;
|
|
xcb_intern_atom_reply_t *reply =
|
|
xcb_intern_atom_reply(xwm->xcb_conn, cookies[i], &error);
|
|
if (reply && !error) {
|
|
xwm->atoms[i] = reply->atom;
|
|
}
|
|
free(reply);
|
|
|
|
if (error) {
|
|
wlr_log(WLR_ERROR, "could not resolve atom %s, x11 error code %d",
|
|
atom_map[i], error->error_code);
|
|
free(error);
|
|
return;
|
|
}
|
|
}
|
|
|
|
xwm->xfixes = xcb_get_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
|
|
|
|
if (!xwm->xfixes || !xwm->xfixes->present) {
|
|
wlr_log(WLR_DEBUG, "xfixes not available");
|
|
}
|
|
|
|
xcb_xfixes_query_version_cookie_t xfixes_cookie;
|
|
xcb_xfixes_query_version_reply_t *xfixes_reply;
|
|
xfixes_cookie =
|
|
xcb_xfixes_query_version(xwm->xcb_conn, XCB_XFIXES_MAJOR_VERSION,
|
|
XCB_XFIXES_MINOR_VERSION);
|
|
xfixes_reply =
|
|
xcb_xfixes_query_version_reply(xwm->xcb_conn, xfixes_cookie, NULL);
|
|
|
|
wlr_log(WLR_DEBUG, "xfixes version: %" PRIu32 ".%" PRIu32,
|
|
xfixes_reply->major_version, xfixes_reply->minor_version);
|
|
xwm->xfixes_major_version = xfixes_reply->major_version;
|
|
|
|
free(xfixes_reply);
|
|
|
|
const xcb_query_extension_reply_t *xres =
|
|
xcb_get_extension_data(xwm->xcb_conn, &xcb_res_id);
|
|
if (!xres || !xres->present) {
|
|
return;
|
|
}
|
|
|
|
xcb_res_query_version_cookie_t xres_cookie =
|
|
xcb_res_query_version(xwm->xcb_conn, XCB_RES_MAJOR_VERSION,
|
|
XCB_RES_MINOR_VERSION);
|
|
xcb_res_query_version_reply_t *xres_reply =
|
|
xcb_res_query_version_reply(xwm->xcb_conn, xres_cookie, NULL);
|
|
if (xres_reply == NULL) {
|
|
return;
|
|
}
|
|
|
|
wlr_log(WLR_DEBUG, "xres version: %" PRIu32 ".%" PRIu32,
|
|
xres_reply->server_major, xres_reply->server_minor);
|
|
if (xres_reply->server_major > 1 ||
|
|
(xres_reply->server_major == 1 && xres_reply->server_minor >= 2)) {
|
|
xwm->xres = xres;
|
|
}
|
|
free(xres_reply);
|
|
}
|
|
|
|
static void xwm_create_wm_window(struct wlr_xwm *xwm) {
|
|
static const char name[] = "wlroots wm";
|
|
|
|
xwm->window = xcb_generate_id(xwm->xcb_conn);
|
|
|
|
xcb_create_window(xwm->xcb_conn,
|
|
XCB_COPY_FROM_PARENT,
|
|
xwm->window,
|
|
xwm->screen->root,
|
|
0, 0,
|
|
10, 10,
|
|
0,
|
|
XCB_WINDOW_CLASS_INPUT_OUTPUT,
|
|
xwm->screen->root_visual,
|
|
0, NULL);
|
|
|
|
xcb_change_property(xwm->xcb_conn,
|
|
XCB_PROP_MODE_REPLACE,
|
|
xwm->window,
|
|
xwm->atoms[NET_WM_NAME],
|
|
xwm->atoms[UTF8_STRING],
|
|
8, // format
|
|
strlen(name), name);
|
|
|
|
xcb_change_property(xwm->xcb_conn,
|
|
XCB_PROP_MODE_REPLACE,
|
|
xwm->screen->root,
|
|
xwm->atoms[NET_SUPPORTING_WM_CHECK],
|
|
XCB_ATOM_WINDOW,
|
|
32, // format
|
|
1, &xwm->window);
|
|
|
|
xcb_change_property(xwm->xcb_conn,
|
|
XCB_PROP_MODE_REPLACE,
|
|
xwm->window,
|
|
xwm->atoms[NET_SUPPORTING_WM_CHECK],
|
|
XCB_ATOM_WINDOW,
|
|
32, // format
|
|
1, &xwm->window);
|
|
|
|
xcb_set_selection_owner(xwm->xcb_conn,
|
|
xwm->window,
|
|
xwm->atoms[WM_S0],
|
|
XCB_CURRENT_TIME);
|
|
|
|
xcb_set_selection_owner(xwm->xcb_conn,
|
|
xwm->window,
|
|
xwm->atoms[NET_WM_CM_S0],
|
|
XCB_CURRENT_TIME);
|
|
}
|
|
|
|
// TODO use me to support 32 bit color somehow
|
|
static void xwm_get_visual_and_colormap(struct wlr_xwm *xwm) {
|
|
xcb_depth_iterator_t d_iter;
|
|
xcb_visualtype_iterator_t vt_iter;
|
|
xcb_visualtype_t *visualtype;
|
|
|
|
d_iter = xcb_screen_allowed_depths_iterator(xwm->screen);
|
|
visualtype = NULL;
|
|
while (d_iter.rem > 0) {
|
|
if (d_iter.data->depth == 32) {
|
|
vt_iter = xcb_depth_visuals_iterator(d_iter.data);
|
|
visualtype = vt_iter.data;
|
|
break;
|
|
}
|
|
|
|
xcb_depth_next(&d_iter);
|
|
}
|
|
|
|
if (visualtype == NULL) {
|
|
wlr_log(WLR_DEBUG, "No 32 bit visualtype\n");
|
|
return;
|
|
}
|
|
|
|
xwm->visual_id = visualtype->visual_id;
|
|
xwm->colormap = xcb_generate_id(xwm->xcb_conn);
|
|
xcb_create_colormap(xwm->xcb_conn,
|
|
XCB_COLORMAP_ALLOC_NONE,
|
|
xwm->colormap,
|
|
xwm->screen->root,
|
|
xwm->visual_id);
|
|
}
|
|
|
|
static void xwm_get_render_format(struct wlr_xwm *xwm) {
|
|
xcb_render_query_pict_formats_cookie_t cookie =
|
|
xcb_render_query_pict_formats(xwm->xcb_conn);
|
|
xcb_render_query_pict_formats_reply_t *reply =
|
|
xcb_render_query_pict_formats_reply(xwm->xcb_conn, cookie, NULL);
|
|
if (!reply) {
|
|
wlr_log(WLR_ERROR, "Did not get any reply from xcb_render_query_pict_formats");
|
|
return;
|
|
}
|
|
xcb_render_pictforminfo_iterator_t iter =
|
|
xcb_render_query_pict_formats_formats_iterator(reply);
|
|
xcb_render_pictforminfo_t *format = NULL;
|
|
while (iter.rem > 0) {
|
|
if (iter.data->depth == 32) {
|
|
format = iter.data;
|
|
break;
|
|
}
|
|
|
|
xcb_render_pictforminfo_next(&iter);
|
|
}
|
|
|
|
if (format == NULL) {
|
|
wlr_log(WLR_DEBUG, "No 32 bit render format");
|
|
free(reply);
|
|
return;
|
|
}
|
|
|
|
xwm->render_format_id = format->id;
|
|
free(reply);
|
|
}
|
|
|
|
void xwm_set_cursor(struct wlr_xwm *xwm, const uint8_t *pixels, uint32_t stride,
|
|
uint32_t width, uint32_t height, int32_t hotspot_x, int32_t hotspot_y) {
|
|
if (!xwm->render_format_id) {
|
|
wlr_log(WLR_ERROR, "Cannot set xwm cursor: no render format available");
|
|
return;
|
|
}
|
|
if (xwm->cursor) {
|
|
xcb_free_cursor(xwm->xcb_conn, xwm->cursor);
|
|
}
|
|
|
|
int depth = 32;
|
|
|
|
xcb_pixmap_t pix = xcb_generate_id(xwm->xcb_conn);
|
|
xcb_create_pixmap(xwm->xcb_conn, depth, pix, xwm->screen->root, width,
|
|
height);
|
|
|
|
xcb_render_picture_t pic = xcb_generate_id(xwm->xcb_conn);
|
|
xcb_render_create_picture(xwm->xcb_conn, pic, pix, xwm->render_format_id,
|
|
0, 0);
|
|
|
|
xcb_gcontext_t gc = xcb_generate_id(xwm->xcb_conn);
|
|
xcb_create_gc(xwm->xcb_conn, gc, pix, 0, NULL);
|
|
|
|
xcb_put_image(xwm->xcb_conn, XCB_IMAGE_FORMAT_Z_PIXMAP, pix, gc,
|
|
width, height, 0, 0, 0, depth, stride * height * sizeof(uint8_t),
|
|
pixels);
|
|
xcb_free_gc(xwm->xcb_conn, gc);
|
|
|
|
xwm->cursor = xcb_generate_id(xwm->xcb_conn);
|
|
xcb_render_create_cursor(xwm->xcb_conn, xwm->cursor, pic, hotspot_x,
|
|
hotspot_y);
|
|
xcb_free_pixmap(xwm->xcb_conn, pix);
|
|
xcb_render_free_picture(xwm->xcb_conn, pic);
|
|
|
|
uint32_t values[] = {xwm->cursor};
|
|
xcb_change_window_attributes(xwm->xcb_conn, xwm->screen->root,
|
|
XCB_CW_CURSOR, values);
|
|
xcb_flush(xwm->xcb_conn);
|
|
}
|
|
|
|
struct wlr_xwm *xwm_create(struct wlr_xwayland *xwayland, int wm_fd) {
|
|
struct wlr_xwm *xwm = calloc(1, sizeof(*xwm));
|
|
if (xwm == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
xwm->xwayland = xwayland;
|
|
wl_list_init(&xwm->surfaces);
|
|
wl_list_init(&xwm->surfaces_in_stack_order);
|
|
wl_list_init(&xwm->unpaired_surfaces);
|
|
wl_list_init(&xwm->pending_startup_ids);
|
|
xwm->ping_timeout = 10000;
|
|
|
|
xwm->xcb_conn = xcb_connect_to_fd(wm_fd, NULL);
|
|
|
|
int rc = xcb_connection_has_error(xwm->xcb_conn);
|
|
if (rc) {
|
|
wlr_log(WLR_ERROR, "xcb connect failed: %d", rc);
|
|
free(xwm);
|
|
return NULL;
|
|
}
|
|
|
|
#if HAVE_XCB_ERRORS
|
|
if (xcb_errors_context_new(xwm->xcb_conn, &xwm->errors_context)) {
|
|
wlr_log(WLR_ERROR, "Could not allocate error context");
|
|
xwm_destroy(xwm);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
xcb_screen_iterator_t screen_iterator =
|
|
xcb_setup_roots_iterator(xcb_get_setup(xwm->xcb_conn));
|
|
xwm->screen = screen_iterator.data;
|
|
|
|
struct wl_event_loop *event_loop =
|
|
wl_display_get_event_loop(xwayland->wl_display);
|
|
xwm->event_source = wl_event_loop_add_fd(event_loop, wm_fd,
|
|
WL_EVENT_READABLE, x11_event_handler, xwm);
|
|
wl_event_source_check(xwm->event_source);
|
|
|
|
xwm_get_resources(xwm);
|
|
xwm_get_visual_and_colormap(xwm);
|
|
xwm_get_render_format(xwm);
|
|
|
|
uint32_t values[] = {
|
|
XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
|
|
XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
|
|
XCB_EVENT_MASK_PROPERTY_CHANGE,
|
|
};
|
|
xcb_change_window_attributes(xwm->xcb_conn,
|
|
xwm->screen->root,
|
|
XCB_CW_EVENT_MASK,
|
|
values);
|
|
|
|
xcb_composite_redirect_subwindows(xwm->xcb_conn,
|
|
xwm->screen->root,
|
|
XCB_COMPOSITE_REDIRECT_MANUAL);
|
|
|
|
xcb_atom_t supported[] = {
|
|
xwm->atoms[NET_WM_STATE],
|
|
xwm->atoms[NET_ACTIVE_WINDOW],
|
|
xwm->atoms[NET_WM_MOVERESIZE],
|
|
xwm->atoms[NET_WM_STATE_FOCUSED],
|
|
xwm->atoms[NET_WM_STATE_MODAL],
|
|
xwm->atoms[NET_WM_STATE_FULLSCREEN],
|
|
xwm->atoms[NET_WM_STATE_MAXIMIZED_VERT],
|
|
xwm->atoms[NET_WM_STATE_MAXIMIZED_HORZ],
|
|
xwm->atoms[NET_WM_STATE_HIDDEN],
|
|
xwm->atoms[NET_CLIENT_LIST],
|
|
xwm->atoms[NET_CLIENT_LIST_STACKING],
|
|
};
|
|
xcb_change_property(xwm->xcb_conn,
|
|
XCB_PROP_MODE_REPLACE,
|
|
xwm->screen->root,
|
|
xwm->atoms[NET_SUPPORTED],
|
|
XCB_ATOM_ATOM,
|
|
32,
|
|
sizeof(supported)/sizeof(*supported),
|
|
supported);
|
|
|
|
#if HAVE_XCB_XFIXES_SET_CLIENT_DISCONNECT_MODE
|
|
if (xwm->xwayland->server->options.terminate_delay > 0 &&
|
|
xwm->xfixes_major_version >= 6) {
|
|
xcb_xfixes_set_client_disconnect_mode(xwm->xcb_conn,
|
|
XCB_XFIXES_CLIENT_DISCONNECT_FLAGS_TERMINATE);
|
|
}
|
|
#endif
|
|
|
|
xcb_flush(xwm->xcb_conn);
|
|
|
|
xwm_set_net_active_window(xwm, XCB_WINDOW_NONE);
|
|
|
|
xwm_selection_init(&xwm->clipboard_selection, xwm, xwm->atoms[CLIPBOARD]);
|
|
xwm_selection_init(&xwm->primary_selection, xwm, xwm->atoms[PRIMARY]);
|
|
xwm_selection_init(&xwm->dnd_selection, xwm, xwm->atoms[DND_SELECTION]);
|
|
|
|
xwm->compositor_new_surface.notify = handle_compositor_new_surface;
|
|
wl_signal_add(&xwayland->compositor->events.new_surface,
|
|
&xwm->compositor_new_surface);
|
|
xwm->compositor_destroy.notify = handle_compositor_destroy;
|
|
wl_signal_add(&xwayland->compositor->events.destroy,
|
|
&xwm->compositor_destroy);
|
|
|
|
xwm->shell_v1_new_surface.notify = handle_shell_v1_new_surface;
|
|
wl_signal_add(&xwayland->shell_v1->events.new_surface,
|
|
&xwm->shell_v1_new_surface);
|
|
|
|
xwm_create_wm_window(xwm);
|
|
|
|
xcb_flush(xwm->xcb_conn);
|
|
|
|
return xwm;
|
|
}
|
|
|
|
void wlr_xwayland_surface_set_withdrawn(struct wlr_xwayland_surface *surface,
|
|
bool withdrawn) {
|
|
surface->withdrawn = withdrawn;
|
|
xsurface_set_wm_state(surface);
|
|
xsurface_set_net_wm_state(surface);
|
|
xcb_flush(surface->xwm->xcb_conn);
|
|
}
|
|
|
|
void wlr_xwayland_surface_set_minimized(struct wlr_xwayland_surface *surface,
|
|
bool minimized) {
|
|
surface->minimized = minimized;
|
|
xsurface_set_wm_state(surface);
|
|
xsurface_set_net_wm_state(surface);
|
|
xcb_flush(surface->xwm->xcb_conn);
|
|
}
|
|
|
|
void wlr_xwayland_surface_set_maximized(struct wlr_xwayland_surface *surface,
|
|
bool maximized) {
|
|
surface->maximized_horz = maximized;
|
|
surface->maximized_vert = maximized;
|
|
xsurface_set_net_wm_state(surface);
|
|
xcb_flush(surface->xwm->xcb_conn);
|
|
}
|
|
|
|
void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland_surface *surface,
|
|
bool fullscreen) {
|
|
surface->fullscreen = fullscreen;
|
|
xsurface_set_net_wm_state(surface);
|
|
xcb_flush(surface->xwm->xcb_conn);
|
|
}
|
|
|
|
bool xwm_atoms_contains(struct wlr_xwm *xwm, xcb_atom_t *atoms,
|
|
size_t num_atoms, enum atom_name needle) {
|
|
xcb_atom_t atom = xwm->atoms[needle];
|
|
|
|
for (size_t i = 0; i < num_atoms; ++i) {
|
|
if (atom == atoms[i]) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void wlr_xwayland_surface_ping(struct wlr_xwayland_surface *surface) {
|
|
xcb_client_message_data_t data = { 0 };
|
|
data.data32[0] = surface->xwm->atoms[NET_WM_PING];
|
|
data.data32[1] = XCB_CURRENT_TIME;
|
|
data.data32[2] = surface->window_id;
|
|
|
|
xwm_send_wm_message(surface, &data, XCB_EVENT_MASK_NO_EVENT);
|
|
|
|
wl_event_source_timer_update(surface->ping_timer,
|
|
surface->xwm->ping_timeout);
|
|
surface->pinging = true;
|
|
}
|
|
|
|
bool wlr_xwayland_or_surface_wants_focus(
|
|
const struct wlr_xwayland_surface *xsurface) {
|
|
static const enum atom_name needles[] = {
|
|
NET_WM_WINDOW_TYPE_COMBO,
|
|
NET_WM_WINDOW_TYPE_DND,
|
|
NET_WM_WINDOW_TYPE_DROPDOWN_MENU,
|
|
NET_WM_WINDOW_TYPE_MENU,
|
|
NET_WM_WINDOW_TYPE_NOTIFICATION,
|
|
NET_WM_WINDOW_TYPE_POPUP_MENU,
|
|
NET_WM_WINDOW_TYPE_SPLASH,
|
|
NET_WM_WINDOW_TYPE_TOOLTIP,
|
|
NET_WM_WINDOW_TYPE_UTILITY,
|
|
};
|
|
|
|
for (size_t i = 0; i < sizeof(needles) / sizeof(needles[0]); ++i) {
|
|
if (xwm_atoms_contains(xsurface->xwm, xsurface->window_type,
|
|
xsurface->window_type_len, needles[i])) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
enum wlr_xwayland_icccm_input_model wlr_xwayland_icccm_input_model(
|
|
const struct wlr_xwayland_surface *xsurface) {
|
|
bool take_focus = xwm_atoms_contains(xsurface->xwm,
|
|
xsurface->protocols, xsurface->protocols_len,
|
|
WM_TAKE_FOCUS);
|
|
|
|
if (!xsurface->hints || xsurface->hints->input) {
|
|
if (take_focus) {
|
|
return WLR_ICCCM_INPUT_MODEL_LOCAL;
|
|
}
|
|
return WLR_ICCCM_INPUT_MODEL_PASSIVE;
|
|
} else {
|
|
if (take_focus) {
|
|
return WLR_ICCCM_INPUT_MODEL_GLOBAL;
|
|
}
|
|
}
|
|
return WLR_ICCCM_INPUT_MODEL_NONE;
|
|
}
|