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selection: add support for pasting *from* primary

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Daniel Eklöf 2019-07-11 17:02:21 +02:00
parent e56066feef
commit 703aeecb95
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GPG key ID: 5BBD4992C116573F
5 changed files with 124 additions and 6 deletions
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86
selection.c
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@ -342,6 +342,49 @@ void
selection_from_primary(struct terminal *term)
{
LOG_WARN("selection from PRIMARY");
struct primary *primary = &term->selection.primary;
if (primary->data_offer == NULL)
return;
/* Prepare a pipe the other client can write its selection to us */
int fds[2];
if (pipe2(fds, O_CLOEXEC) == -1) {
LOG_ERRNO("failed to create pipe");
return;
}
int read_fd = fds[0];
int write_fd = fds[1];
/* Give write-end of pipe to other client */
zwp_primary_selection_offer_v1_receive(
primary->data_offer, "text/plain;charset=utf-8", write_fd);
wl_display_roundtrip(term->wl.display);
/* Don't keep our copy of the write-end open (or we'll never get EOF) */
close(write_fd);
if (term->bracketed_paste)
write(term->ptmx, "\033[200~", 6);
/* Read until EOF */
while (true) {
char text[256];
ssize_t amount = read(read_fd, text, sizeof(text));
if (amount == -1) {
LOG_ERRNO("failed to read clipboard data: %d", errno);
break;
} else if (amount == 0)
break;
write(term->ptmx, text, amount);
}
if (term->bracketed_paste)
write(term->ptmx, "\033[201~", 6);
close(read_fd);
}
static void
@ -420,3 +463,46 @@ const struct wl_data_device_listener data_device_listener = {
.drop = &drop,
.selection = &selection,
};
static void
primary_offer(void *data,
struct zwp_primary_selection_offer_v1 *zwp_primary_selection_offer,
const char *mime_type)
{
}
static const struct zwp_primary_selection_offer_v1_listener primary_selection_offer_listener = {
.offer = &primary_offer,
};
static void
primary_data_offer(void *data,
struct zwp_primary_selection_device_v1 *zwp_primary_selection_device,
struct zwp_primary_selection_offer_v1 *offer)
{
}
static void
primary_selection(void *data,
struct zwp_primary_selection_device_v1 *zwp_primary_selection_device,
struct zwp_primary_selection_offer_v1 *id)
{
/* Selection offer from other client, for primary */
struct terminal *term = data;
struct primary *primary = &term->selection.primary;
if (primary->data_offer != NULL)
zwp_primary_selection_offer_v1_destroy(primary->data_offer);
primary->data_offer = id;
if (id != NULL) {
zwp_primary_selection_offer_v1_add_listener(
id, &primary_selection_offer_listener, term);
}
}
const struct zwp_primary_selection_device_v1_listener primary_selection_device_listener = {
.data_offer = &primary_data_offer,
.selection = &primary_selection,
};