mirror of
https://gitlab.freedesktop.org/wlroots/wlroots.git
synced 2024-11-25 08:32:30 +00:00
xwayland: support multiple wayland → xwayland selection transfers
This fixes drag'n'drop support for Chromium.
This commit is contained in:
emersion
parent
8836b4f024
commit
92b74071d0
@ -47,6 +47,7 @@ enum atom_name {
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INCR,
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TEXT,
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TIMESTAMP,
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DELETE,
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NET_WM_WINDOW_TYPE_UTILITY,
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NET_WM_WINDOW_TYPE_TOOLTIP,
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NET_WM_WINDOW_TYPE_DND,
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@ -80,22 +81,33 @@ enum net_wm_state_action {
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#define XDND_VERSION 5
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struct wlr_xwm_selection;
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struct wlr_xwm_selection_transfer {
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struct wlr_xwm_selection *selection;
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bool incr;
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bool flush_property_on_delete;
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bool property_set;
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struct wl_array source_data;
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int source_fd;
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struct wl_event_source *source;
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// when sending to x11
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xcb_selection_request_event_t request;
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// when receiving from x11
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int property_start;
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xcb_get_property_reply_t *property_reply;
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};
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struct wlr_xwm_selection {
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struct wlr_xwm *xwm;
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xcb_atom_t atom;
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xcb_window_t window;
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xcb_selection_request_event_t request;
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xcb_window_t owner;
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xcb_timestamp_t timestamp;
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int incr;
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int source_fd;
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int property_start;
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xcb_get_property_reply_t *property_reply;
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struct wl_event_source *property_source;
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int flush_property_on_delete;
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struct wl_array source_data;
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xcb_atom_t target;
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bool property_set;
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struct wlr_xwm_selection_transfer incoming;
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};
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struct wlr_xwm {
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@ -38,144 +38,143 @@ static enum wl_data_device_manager_dnd_action
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return WL_DATA_DEVICE_MANAGER_DND_ACTION_NONE;
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}
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static void xwm_selection_send_notify(struct wlr_xwm_selection *selection,
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xcb_atom_t property) {
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static void xwm_selection_send_notify(struct wlr_xwm *xwm,
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xcb_selection_request_event_t *req, xcb_atom_t property) {
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xcb_selection_notify_event_t selection_notify = {
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.response_type = XCB_SELECTION_NOTIFY,
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.sequence = 0,
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.time = selection->request.time,
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.requestor = selection->request.requestor,
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.selection = selection->request.selection,
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.target = selection->request.target,
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.time = req->time,
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.requestor = req->requestor,
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.selection = req->selection,
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.target = req->target,
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.property = property,
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};
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wlr_log(L_DEBUG, "SendEvent destination=%d SelectionNotify(31) time=%d "
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"requestor=%d selection=%d target=%d property=%d",
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selection->request.requestor,
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selection->request.time,
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selection->request.requestor,
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selection->request.selection,
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selection->request.target,
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property);
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xcb_send_event(selection->xwm->xcb_conn,
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"requestor=%d selection=%d target=%d property=%d", req->requestor,
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req->time, req->requestor, req->selection, req->target, property);
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xcb_send_event(xwm->xcb_conn,
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0, // propagate
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selection->request.requestor,
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req->requestor,
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XCB_EVENT_MASK_NO_EVENT,
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(const char *)&selection_notify);
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xcb_flush(selection->xwm->xcb_conn);
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xcb_flush(xwm->xcb_conn);
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}
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static int xwm_selection_flush_source_data(struct wlr_xwm_selection *selection) {
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xcb_change_property(selection->xwm->xcb_conn,
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static int xwm_selection_flush_source_data(
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struct wlr_xwm_selection_transfer *transfer) {
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xcb_change_property(transfer->selection->xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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selection->request.requestor,
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selection->request.property,
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selection->target,
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transfer->request.requestor,
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transfer->request.property,
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transfer->request.target,
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8, // format
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selection->source_data.size,
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selection->source_data.data);
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selection->property_set = true;
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int length = selection->source_data.size;
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selection->source_data.size = 0;
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transfer->source_data.size,
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transfer->source_data.data);
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transfer->property_set = true;
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size_t length = transfer->source_data.size;
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transfer->source_data.size = 0;
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return length;
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}
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static void xwm_data_source_remove_property_source(
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struct wlr_xwm_selection *selection) {
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if (selection->property_source) {
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wl_event_source_remove(selection->property_source);
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static void xwm_data_source_remove_source(
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struct wlr_xwm_selection_transfer *transfer) {
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if (transfer->source != NULL) {
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wl_event_source_remove(transfer->source);
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transfer->source = NULL;
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}
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selection->property_source = NULL;
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}
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static void xwm_data_source_close_source_fd(
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struct wlr_xwm_selection *selection) {
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close(selection->source_fd);
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selection->source_fd = -1;
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struct wlr_xwm_selection_transfer *transfer) {
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if (transfer->source_fd >= 0) {
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close(transfer->source_fd);
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transfer->source_fd = -1;
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}
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}
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static int xwm_data_source_read(int fd, uint32_t mask, void *data) {
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struct wlr_xwm_selection *selection = data;
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struct wlr_xwm *xwm = selection->xwm;
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struct wlr_xwm_selection_transfer *transfer = data;
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struct wlr_xwm *xwm = transfer->selection->xwm;
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void *p;
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int current = selection->source_data.size;
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if (selection->source_data.size < incr_chunk_size) {
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p = wl_array_add(&selection->source_data, incr_chunk_size);
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if (!p){
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size_t current = transfer->source_data.size;
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if (transfer->source_data.size < incr_chunk_size) {
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p = wl_array_add(&transfer->source_data, incr_chunk_size);
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if (p == NULL) {
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wlr_log(L_ERROR, "Could not allocate selection source_data");
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goto error_out;
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}
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} else {
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p = (char *) selection->source_data.data + selection->source_data.size;
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p = (char *)transfer->source_data.data + transfer->source_data.size;
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}
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int available = selection->source_data.alloc - current;
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int len = read(fd, p, available);
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size_t available = transfer->source_data.alloc - current;
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ssize_t len = read(fd, p, available);
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if (len == -1) {
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wlr_log(L_ERROR, "read error from data source: %m");
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goto error_out;
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}
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wlr_log(L_DEBUG, "read %d (available %d, mask 0x%x) bytes: \"%.*s\"",
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len, available, mask, len, (char *) p);
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wlr_log(L_DEBUG, "read %ld (available %zu, mask 0x%x) bytes: \"%.*s\"",
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len, available, mask, (int)len, (char *)p);
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selection->source_data.size = current + len;
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if (selection->source_data.size >= incr_chunk_size) {
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if (!selection->incr) {
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transfer->source_data.size = current + len;
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if (transfer->source_data.size >= incr_chunk_size) {
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if (!transfer->incr) {
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wlr_log(L_DEBUG, "got %zu bytes, starting incr",
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selection->source_data.size);
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selection->incr = 1;
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xcb_change_property(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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selection->request.requestor,
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selection->request.property,
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xwm->atoms[INCR],
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32, /* format */
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1, &incr_chunk_size);
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selection->property_set = true;
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selection->flush_property_on_delete = 1;
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xwm_data_source_remove_property_source(selection);
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xwm_selection_send_notify(selection, selection->request.property);
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} else if (selection->property_set) {
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wlr_log(L_DEBUG, "got %zu bytes, waiting for property delete",
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selection->source_data.size);
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transfer->source_data.size);
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selection->flush_property_on_delete = 1;
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xwm_data_source_remove_property_source(selection);
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xcb_change_property(xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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transfer->request.requestor,
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transfer->request.property,
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xwm->atoms[INCR],
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32, /* format */
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1, &incr_chunk_size);
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transfer->incr = true;
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transfer->property_set = true;
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transfer->flush_property_on_delete = true;
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xwm_data_source_remove_source(transfer);
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xwm_selection_send_notify(xwm, &transfer->request,
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transfer->request.property);
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} else if (transfer->property_set) {
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wlr_log(L_DEBUG, "got %zu bytes, waiting for property delete",
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transfer->source_data.size);
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transfer->flush_property_on_delete = true;
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xwm_data_source_remove_source(transfer);
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} else {
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wlr_log(L_DEBUG, "got %zu bytes, property deleted, setting new "
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"property", selection->source_data.size);
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xwm_selection_flush_source_data(selection);
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"property", transfer->source_data.size);
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xwm_selection_flush_source_data(transfer);
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}
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} else if (len == 0 && !selection->incr) {
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} else if (len == 0 && !transfer->incr) {
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wlr_log(L_DEBUG, "non-incr transfer complete");
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/* Non-incr transfer all done. */
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xwm_selection_flush_source_data(selection);
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xwm_selection_send_notify(selection, selection->request.property);
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xwm_selection_flush_source_data(transfer);
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xwm_selection_send_notify(xwm, &transfer->request,
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transfer->request.property);
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xcb_flush(xwm->xcb_conn);
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xwm_data_source_remove_property_source(selection);
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xwm_data_source_close_source_fd(selection);
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wl_array_release(&selection->source_data);
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selection->request.requestor = XCB_NONE;
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} else if (len == 0 && selection->incr) {
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xwm_data_source_remove_source(transfer);
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xwm_data_source_close_source_fd(transfer);
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wl_array_release(&transfer->source_data);
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transfer->request.requestor = XCB_NONE;
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} else if (len == 0 && transfer->incr) {
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wlr_log(L_DEBUG, "incr transfer complete");
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selection->flush_property_on_delete = 1;
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if (selection->property_set) {
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transfer->flush_property_on_delete = true;
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if (transfer->property_set) {
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wlr_log(L_DEBUG, "got %zu bytes, waiting for property delete",
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selection->source_data.size);
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transfer->source_data.size);
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} else {
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wlr_log(L_DEBUG, "got %zu bytes, property deleted, setting new "
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"property", selection->source_data.size);
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xwm_selection_flush_source_data(selection);
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"property", transfer->source_data.size);
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xwm_selection_flush_source_data(transfer);
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}
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xcb_flush(xwm->xcb_conn);
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xwm_data_source_remove_property_source(selection);
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xwm_data_source_close_source_fd(selection);
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xwm_data_source_remove_source(transfer);
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xwm_data_source_close_source_fd(transfer);
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} else {
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wlr_log(L_DEBUG, "nothing happened, buffered the bytes");
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}
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@ -183,10 +182,10 @@ static int xwm_data_source_read(int fd, uint32_t mask, void *data) {
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return 1;
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error_out:
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xwm_selection_send_notify(selection, XCB_ATOM_NONE);
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xwm_data_source_remove_property_source(selection);
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xwm_data_source_close_source_fd(selection);
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wl_array_release(&selection->source_data);
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xwm_selection_send_notify(xwm, &transfer->request, XCB_ATOM_NONE);
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xwm_data_source_remove_source(transfer);
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xwm_data_source_close_source_fd(transfer);
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wl_array_release(&transfer->source_data);
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return 0;
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}
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@ -242,14 +241,17 @@ static struct wl_array *xwm_selection_source_get_mime_types(
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return NULL;
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}
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/**
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* Read the Wayland selection and send it to an Xwayland client.
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*/
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static void xwm_selection_send_data(struct wlr_xwm_selection *selection,
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xcb_atom_t target, const char *mime_type) {
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xcb_selection_request_event_t *req, const char *mime_type) {
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// Check MIME type
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struct wl_array *mime_types =
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xwm_selection_source_get_mime_types(selection);
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if (mime_types == NULL) {
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wlr_log(L_ERROR, "not sending selection: no MIME type list available");
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xwm_selection_send_notify(selection, XCB_ATOM_NONE);
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xwm_selection_send_notify(selection->xwm, req, XCB_ATOM_NONE);
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return;
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}
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@ -265,50 +267,45 @@ static void xwm_selection_send_data(struct wlr_xwm_selection *selection,
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if (!found) {
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wlr_log(L_ERROR, "not sending selection: "
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"requested an unsupported MIME type %s", mime_type);
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xwm_selection_send_notify(selection, XCB_ATOM_NONE);
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xwm_selection_send_notify(selection->xwm, req, XCB_ATOM_NONE);
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return;
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}
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struct wlr_xwm_selection_transfer *transfer =
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calloc(1, sizeof(struct wlr_xwm_selection_transfer));
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if (transfer == NULL) {
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wlr_log(L_ERROR, "Allocation failed");
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return;
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}
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transfer->selection = selection;
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transfer->request = *req;
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wl_array_init(&transfer->source_data);
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int p[2];
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if (pipe(p) == -1) {
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wlr_log(L_ERROR, "pipe failed: %m");
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xwm_selection_send_notify(selection, XCB_ATOM_NONE);
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wlr_log(L_ERROR, "pipe() failed: %m");
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xwm_selection_send_notify(selection->xwm, req, XCB_ATOM_NONE);
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return;
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}
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fcntl(p[0], F_SETFD, FD_CLOEXEC);
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fcntl(p[0], F_SETFL, O_NONBLOCK);
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fcntl(p[1], F_SETFD, FD_CLOEXEC);
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fcntl(p[1], F_SETFL, O_NONBLOCK);
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wl_array_init(&selection->source_data);
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selection->target = target;
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selection->source_fd = p[0];
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transfer->source_fd = p[0];
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struct wl_event_loop *loop =
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wl_display_get_event_loop(selection->xwm->xwayland->wl_display);
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selection->property_source = wl_event_loop_add_fd(loop,
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selection->source_fd, WL_EVENT_READABLE, xwm_data_source_read,
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selection);
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transfer->source = wl_event_loop_add_fd(loop, transfer->source_fd,
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WL_EVENT_READABLE, xwm_data_source_read, transfer);
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wlr_log(L_DEBUG, "Sending Wayland selection to Xwayland window with "
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"MIME type %s", mime_type);
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wlr_log(L_DEBUG, "Sending Wayland selection %u to Xwayland window with "
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"MIME type %s", req->target, mime_type);
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xwm_selection_source_send(selection, mime_type, p[1]);
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close(p[1]);
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// TODO close(p[1]);
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}
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static void xwm_selection_send_timestamp(struct wlr_xwm_selection *selection) {
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xcb_change_property(selection->xwm->xcb_conn,
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XCB_PROP_MODE_REPLACE,
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selection->request.requestor,
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selection->request.property,
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XCB_ATOM_INTEGER,
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32, // format
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1, &selection->timestamp);
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xwm_selection_send_notify(selection, selection->request.property);
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}
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static xcb_atom_t xwm_get_mime_type_atom(struct wlr_xwm *xwm, char *mime_type) {
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static xcb_atom_t xwm_mime_type_to_atom(struct wlr_xwm *xwm, char *mime_type) {
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if (strcmp(mime_type, "text/plain;charset=utf-8") == 0) {
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return xwm->atoms[UTF8_STRING];
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} else if (strcmp(mime_type, "text/plain") == 0) {
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@ -366,7 +363,7 @@ static void xwm_dnd_send_enter(struct wlr_xwm *xwm) {
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char **mime_type_ptr;
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wl_array_for_each(mime_type_ptr, mime_types) {
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char *mime_type = *mime_type_ptr;
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data.data32[2+i] = xwm_get_mime_type_atom(xwm, mime_type);
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data.data32[2+i] = xwm_mime_type_to_atom(xwm, mime_type);
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++i;
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}
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} else {
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@ -379,7 +376,7 @@ static void xwm_dnd_send_enter(struct wlr_xwm *xwm) {
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char **mime_type_ptr;
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wl_array_for_each(mime_type_ptr, mime_types) {
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char *mime_type = *mime_type_ptr;
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targets[i] = xwm_get_mime_type_atom(xwm, mime_type);
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targets[i] = xwm_mime_type_to_atom(xwm, mime_type);
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++i;
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}
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@ -453,14 +450,16 @@ static void xwm_dnd_send_leave(struct wlr_xwm *xwm) {
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xwm_dnd_send_event(xwm, xwm->atoms[DND_FINISHED], &data);
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}*/
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static void xwm_selection_send_targets(struct wlr_xwm_selection *selection) {
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static void xwm_selection_send_targets(struct wlr_xwm_selection *selection,
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xcb_selection_request_event_t *req) {
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struct wlr_xwm *xwm = selection->xwm;
|
||||
|
||||
struct wl_array *mime_types = xwm_selection_source_get_mime_types(selection);
|
||||
struct wl_array *mime_types =
|
||||
xwm_selection_source_get_mime_types(selection);
|
||||
if (mime_types == NULL) {
|
||||
wlr_log(L_ERROR, "not sending selection targets: "
|
||||
"no selection source available");
|
||||
xwm_selection_send_notify(selection, XCB_ATOM_NONE);
|
||||
xwm_selection_send_notify(selection->xwm, req, XCB_ATOM_NONE);
|
||||
return;
|
||||
}
|
||||
|
||||
@ -473,19 +472,32 @@ static void xwm_selection_send_targets(struct wlr_xwm_selection *selection) {
|
||||
char **mime_type_ptr;
|
||||
wl_array_for_each(mime_type_ptr, mime_types) {
|
||||
char *mime_type = *mime_type_ptr;
|
||||
targets[2+i] = xwm_get_mime_type_atom(xwm, mime_type);
|
||||
targets[2+i] = xwm_mime_type_to_atom(xwm, mime_type);
|
||||
++i;
|
||||
}
|
||||
|
||||
xcb_change_property(xwm->xcb_conn,
|
||||
XCB_PROP_MODE_REPLACE,
|
||||
selection->request.requestor,
|
||||
selection->request.property,
|
||||
req->requestor,
|
||||
req->property,
|
||||
XCB_ATOM_ATOM,
|
||||
32, // format
|
||||
n, targets);
|
||||
|
||||
xwm_selection_send_notify(selection, selection->request.property);
|
||||
xwm_selection_send_notify(selection->xwm, req, req->property);
|
||||
}
|
||||
|
||||
static void xwm_selection_send_timestamp(struct wlr_xwm_selection *selection,
|
||||
xcb_selection_request_event_t *req) {
|
||||
xcb_change_property(selection->xwm->xcb_conn,
|
||||
XCB_PROP_MODE_REPLACE,
|
||||
req->requestor,
|
||||
req->property,
|
||||
XCB_ATOM_INTEGER,
|
||||
32, // format
|
||||
1, &selection->timestamp);
|
||||
|
||||
xwm_selection_send_notify(selection->xwm, req, req->property);
|
||||
}
|
||||
|
||||
static struct wlr_xwm_selection *xwm_get_selection(struct wlr_xwm *xwm,
|
||||
@ -501,134 +513,138 @@ static struct wlr_xwm_selection *xwm_get_selection(struct wlr_xwm *xwm,
|
||||
}
|
||||
}
|
||||
|
||||
static char *xwm_mime_type_from_atom(struct wlr_xwm *xwm, xcb_atom_t atom) {
|
||||
if (atom == xwm->atoms[UTF8_STRING]) {
|
||||
return strdup("text/plain;charset=utf-8");
|
||||
} else if (atom == xwm->atoms[TEXT]) {
|
||||
return strdup("text/plain");
|
||||
} else {
|
||||
return xwm_get_atom_name(xwm, atom);
|
||||
}
|
||||
}
|
||||
|
||||
static void xwm_handle_selection_request(struct wlr_xwm *xwm,
|
||||
xcb_generic_event_t *event) {
|
||||
xcb_selection_request_event_t *selection_request =
|
||||
xcb_selection_request_event_t *req =
|
||||
(xcb_selection_request_event_t *) event;
|
||||
|
||||
wlr_log(L_DEBUG, "XCB_SELECTION_REQUEST (time=%u owner=%u, requestor=%u "
|
||||
"selection=%u, target=%u, property=%u)",
|
||||
selection_request->time, selection_request->owner,
|
||||
selection_request->requestor, selection_request->selection,
|
||||
selection_request->target, selection_request->property);
|
||||
req->time, req->owner, req->requestor, req->selection, req->target,
|
||||
req->property);
|
||||
|
||||
if (selection_request->selection == xwm->atoms[CLIPBOARD_MANAGER]) {
|
||||
if (req->selection == xwm->atoms[CLIPBOARD_MANAGER]) {
|
||||
// The wlroots clipboard should already have grabbed the first target,
|
||||
// so just send selection notify now. This isn't synchronized with the
|
||||
// clipboard finishing getting the data, so there's a race here.
|
||||
struct wlr_xwm_selection *selection = &xwm->clipboard_selection;
|
||||
selection->request = *selection_request;
|
||||
selection->incr = 0;
|
||||
selection->flush_property_on_delete = 0;
|
||||
xwm_selection_send_notify(selection, selection->request.property);
|
||||
xwm_selection_send_notify(xwm, req, req->property);
|
||||
return;
|
||||
}
|
||||
|
||||
struct wlr_xwm_selection *selection =
|
||||
xwm_get_selection(xwm, selection_request->selection);
|
||||
xwm_get_selection(xwm, req->selection);
|
||||
if (selection == NULL) {
|
||||
wlr_log(L_DEBUG, "received selection request for unknown selection");
|
||||
return;
|
||||
}
|
||||
|
||||
if (selection->window != selection_request->owner) {
|
||||
if (selection->window != req->owner) {
|
||||
wlr_log(L_DEBUG, "received selection request with invalid owner");
|
||||
return;
|
||||
}
|
||||
|
||||
selection->request = *selection_request;
|
||||
selection->incr = 0;
|
||||
selection->flush_property_on_delete = 0;
|
||||
|
||||
// No xwayland surface focused, deny access to clipboard
|
||||
if (xwm->focus_surface == NULL && xwm->drag_focus == NULL) {
|
||||
char *selection_name = xwm_get_atom_name(xwm, selection->atom);
|
||||
wlr_log(L_DEBUG, "denying read access to selection %u (%s): "
|
||||
"no xwayland surface focused", selection->atom, selection_name);
|
||||
free(selection_name);
|
||||
xwm_selection_send_notify(selection, XCB_ATOM_NONE);
|
||||
xwm_selection_send_notify(xwm, req, XCB_ATOM_NONE);
|
||||
return;
|
||||
}
|
||||
|
||||
if (selection_request->target == xwm->atoms[TARGETS]) {
|
||||
xwm_selection_send_targets(selection);
|
||||
} else if (selection_request->target == xwm->atoms[TIMESTAMP]) {
|
||||
xwm_selection_send_timestamp(selection);
|
||||
} else if (selection_request->target == xwm->atoms[UTF8_STRING]) {
|
||||
xwm_selection_send_data(selection, selection_request->target,
|
||||
"text/plain;charset=utf-8");
|
||||
} else if (selection_request->target == xwm->atoms[TEXT]) {
|
||||
xwm_selection_send_data(selection, selection_request->target,
|
||||
"text/plain");
|
||||
if (req->target == xwm->atoms[TARGETS]) {
|
||||
xwm_selection_send_targets(selection, req);
|
||||
} else if (req->target == xwm->atoms[TIMESTAMP]) {
|
||||
xwm_selection_send_timestamp(selection, req);
|
||||
} else if (req->target == xwm->atoms[DELETE]) {
|
||||
xwm_selection_send_notify(selection->xwm, req, req->property);
|
||||
} else {
|
||||
char *mime_type = xwm_get_atom_name(xwm, selection_request->target);
|
||||
// Send data
|
||||
char *mime_type = xwm_mime_type_from_atom(xwm, req->target);
|
||||
if (mime_type == NULL) {
|
||||
wlr_log(L_ERROR, "ignoring selection request: unknown atom");
|
||||
xwm_selection_send_notify(selection, XCB_ATOM_NONE);
|
||||
wlr_log(L_ERROR, "ignoring selection request: unknown atom %u",
|
||||
req->target);
|
||||
xwm_selection_send_notify(xwm, req, XCB_ATOM_NONE);
|
||||
return;
|
||||
}
|
||||
xwm_selection_send_data(selection, selection_request->target,
|
||||
mime_type);
|
||||
xwm_selection_send_data(selection, req, mime_type);
|
||||
free(mime_type);
|
||||
}
|
||||
}
|
||||
|
||||
static void xwm_data_source_destroy_property_reply(
|
||||
struct wlr_xwm_selection *selection) {
|
||||
free(selection->property_reply);
|
||||
selection->property_reply = NULL;
|
||||
struct wlr_xwm_selection_transfer *transfer) {
|
||||
free(transfer->property_reply);
|
||||
transfer->property_reply = NULL;
|
||||
}
|
||||
|
||||
/**
|
||||
* Write the X11 selection to a Wayland client.
|
||||
*/
|
||||
static int xwm_data_source_write(int fd, uint32_t mask, void *data) {
|
||||
struct wlr_xwm_selection *selection = data;
|
||||
struct wlr_xwm *xwm = selection->xwm;
|
||||
struct wlr_xwm_selection_transfer *transfer = data;
|
||||
struct wlr_xwm *xwm = transfer->selection->xwm;
|
||||
|
||||
unsigned char *property = xcb_get_property_value(selection->property_reply);
|
||||
int remainder = xcb_get_property_value_length(selection->property_reply) -
|
||||
selection->property_start;
|
||||
char *property = xcb_get_property_value(transfer->property_reply);
|
||||
int remainder = xcb_get_property_value_length(transfer->property_reply) -
|
||||
transfer->property_start;
|
||||
|
||||
int len = write(fd, property + selection->property_start, remainder);
|
||||
ssize_t len = write(fd, property + transfer->property_start, remainder);
|
||||
if (len == -1) {
|
||||
xwm_data_source_destroy_property_reply(selection);
|
||||
xwm_data_source_remove_property_source(selection);
|
||||
xwm_data_source_close_source_fd(selection);
|
||||
xwm_data_source_destroy_property_reply(transfer);
|
||||
xwm_data_source_remove_source(transfer);
|
||||
xwm_data_source_close_source_fd(transfer);
|
||||
wlr_log(L_ERROR, "write error to target fd: %m");
|
||||
return 1;
|
||||
}
|
||||
|
||||
wlr_log(L_DEBUG, "wrote %d (chunk size %d) of %d bytes",
|
||||
selection->property_start + len,
|
||||
len, xcb_get_property_value_length(selection->property_reply));
|
||||
wlr_log(L_DEBUG, "wrote %ld (chunk size %ld) of %d bytes",
|
||||
transfer->property_start + len,
|
||||
len, xcb_get_property_value_length(transfer->property_reply));
|
||||
|
||||
selection->property_start += len;
|
||||
transfer->property_start += len;
|
||||
if (len == remainder) {
|
||||
xwm_data_source_destroy_property_reply(selection);
|
||||
xwm_data_source_remove_property_source(selection);
|
||||
xwm_data_source_destroy_property_reply(transfer);
|
||||
xwm_data_source_remove_source(transfer);
|
||||
|
||||
if (selection->incr) {
|
||||
xcb_delete_property(xwm->xcb_conn, selection->window,
|
||||
if (transfer->incr) {
|
||||
xcb_delete_property(xwm->xcb_conn, transfer->selection->window,
|
||||
xwm->atoms[WL_SELECTION]);
|
||||
} else {
|
||||
wlr_log(L_DEBUG, "transfer complete");
|
||||
xwm_data_source_close_source_fd(selection);
|
||||
xwm_data_source_close_source_fd(transfer);
|
||||
}
|
||||
}
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static void xwm_write_property(struct wlr_xwm_selection *selection,
|
||||
static void xwm_write_property(struct wlr_xwm_selection_transfer *transfer,
|
||||
xcb_get_property_reply_t *reply) {
|
||||
selection->property_start = 0;
|
||||
selection->property_reply = reply;
|
||||
xwm_data_source_write(selection->source_fd, WL_EVENT_WRITABLE, selection);
|
||||
struct wlr_xwm *xwm = transfer->selection->xwm;
|
||||
|
||||
if (selection->property_reply) {
|
||||
transfer->property_start = 0;
|
||||
transfer->property_reply = reply;
|
||||
|
||||
xwm_data_source_write(transfer->source_fd, WL_EVENT_WRITABLE, transfer);
|
||||
|
||||
if (transfer->property_reply != NULL) {
|
||||
struct wl_event_loop *loop =
|
||||
wl_display_get_event_loop(selection->xwm->xwayland->wl_display);
|
||||
selection->property_source = wl_event_loop_add_fd(loop,
|
||||
selection->source_fd, WL_EVENT_WRITABLE, xwm_data_source_write,
|
||||
selection);
|
||||
wl_display_get_event_loop(xwm->xwayland->wl_display);
|
||||
transfer->source = wl_event_loop_add_fd(loop,
|
||||
transfer->source_fd, WL_EVENT_WRITABLE, xwm_data_source_write,
|
||||
transfer);
|
||||
}
|
||||
}
|
||||
|
||||
@ -647,17 +663,19 @@ static void xwm_selection_get_data(struct wlr_xwm_selection *selection) {
|
||||
xcb_get_property_reply_t *reply =
|
||||
xcb_get_property_reply(xwm->xcb_conn, cookie, NULL);
|
||||
if (reply == NULL) {
|
||||
wlr_log(L_ERROR, "Cannot get selection property");
|
||||
return;
|
||||
}
|
||||
|
||||
struct wlr_xwm_selection_transfer *transfer = &selection->incoming;
|
||||
if (reply->type == xwm->atoms[INCR]) {
|
||||
selection->incr = 1;
|
||||
transfer->incr = true;
|
||||
free(reply);
|
||||
} else {
|
||||
selection->incr = 0;
|
||||
transfer->incr = false;
|
||||
// reply's ownership is transferred to wm, which is responsible
|
||||
// for freeing it
|
||||
xwm_write_property(selection, reply);
|
||||
xwm_write_property(transfer, reply);
|
||||
}
|
||||
}
|
||||
|
||||
@ -665,6 +683,7 @@ static void source_send(struct wlr_xwm_selection *selection,
|
||||
struct wl_array *mime_types, struct wl_array *mime_types_atoms,
|
||||
const char *requested_mime_type, int32_t fd) {
|
||||
struct wlr_xwm *xwm = selection->xwm;
|
||||
struct wlr_xwm_selection_transfer *transfer = &selection->incoming;
|
||||
|
||||
xcb_atom_t *atoms = mime_types_atoms->data;
|
||||
bool found = false;
|
||||
@ -681,7 +700,8 @@ static void source_send(struct wlr_xwm_selection *selection,
|
||||
++i;
|
||||
}
|
||||
if (!found) {
|
||||
wlr_log(L_DEBUG, "cannot send X11 selection: unsupported MIME type");
|
||||
wlr_log(L_DEBUG, "Cannot send X11 selection to Wayland: "
|
||||
"unsupported MIME type");
|
||||
return;
|
||||
}
|
||||
|
||||
@ -695,7 +715,7 @@ static void source_send(struct wlr_xwm_selection *selection,
|
||||
xcb_flush(xwm->xcb_conn);
|
||||
|
||||
fcntl(fd, F_SETFL, O_WRONLY | O_NONBLOCK);
|
||||
selection->source_fd = fd;
|
||||
transfer->source_fd = fd;
|
||||
}
|
||||
|
||||
struct x11_data_source {
|
||||
@ -964,14 +984,14 @@ static int xwm_handle_xfixes_selection_notify(struct wlr_xwm *xwm,
|
||||
return 1;
|
||||
}
|
||||
|
||||
selection->incr = 0;
|
||||
struct wlr_xwm_selection_transfer *transfer = &selection->incoming;
|
||||
transfer->incr = false;
|
||||
// doing this will give a selection notify where we actually handle the sync
|
||||
xcb_convert_selection(xwm->xcb_conn, selection->window,
|
||||
selection->atom,
|
||||
xwm->atoms[TARGETS],
|
||||
xwm->atoms[WL_SELECTION],
|
||||
xfixes_selection_notify->timestamp);
|
||||
|
||||
xcb_flush(xwm->xcb_conn);
|
||||
|
||||
return 1;
|
||||
@ -1080,7 +1100,7 @@ static void selection_init(struct wlr_xwm *xwm,
|
||||
selection->xwm = xwm;
|
||||
selection->atom = atom;
|
||||
selection->window = xwm->selection_window;
|
||||
selection->request.requestor = XCB_NONE;
|
||||
selection->incoming.selection = selection;
|
||||
|
||||
uint32_t mask =
|
||||
XCB_XFIXES_SELECTION_EVENT_MASK_SET_SELECTION_OWNER |
|
||||
|
||||
@ -50,6 +50,7 @@ const char *atom_map[ATOM_LAST] = {
|
||||
"INCR",
|
||||
"TEXT",
|
||||
"TIMESTAMP",
|
||||
"DELETE",
|
||||
"_NET_WM_WINDOW_TYPE_UTILITY",
|
||||
"_NET_WM_WINDOW_TYPE_TOOLTIP",
|
||||
"_NET_WM_WINDOW_TYPE_DND",
|
||||
|
||||
Loading…
Reference in New Issue
Block a user