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selection: text_from_{clipboard,primary}: add 'done' callback

Browse source 
This callback is *always* called, including when there has been an
error.

This is in preparation for making text_from_{clipboard,primary}
asynchronous.
This commit is contained in:
Daniel Eklöf 2019-11-05 08:49:32 +01:00
parent 9cd22dc398
commit b15032d223
No known key found for this signature in database
GPG key ID: 5BBD4992C116573F
3 changed files with 59 additions and 34 deletions
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51
selection.c
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@ -566,17 +566,17 @@ selection_to_clipboard(struct terminal *term, uint32_t serial)
void
text_from_clipboard(struct terminal *term, uint32_t serial,
void (*cb)(const char *data, size_t size, void *user),
void *user)
void (*done)(void *user), void *user)
{
struct wl_clipboard *clipboard = &term->wl->clipboard;
if (clipboard->data_offer == NULL)
return;
goto done;
/* 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;
goto done;
}
int read_fd = fds[0];
@ -609,10 +609,15 @@ text_from_clipboard(struct terminal *term, uint32_t serial,
}
}
cb(text, amount, user);
if (cb != NULL)
cb(text, amount, user);
}
close(read_fd);
done:
if (done != NULL)
done(user);
}
static void
@ -622,6 +627,15 @@ from_clipboard_cb(const char *data, size_t size, void *user)
term_to_slave(term, data, size);
}
static void
from_clipboard_done(void *user)
{
struct terminal *term = user;
if (term->bracketed_paste)
term_to_slave(term, "\033[201~", 6);
}
void
selection_from_clipboard(struct terminal *term, uint32_t serial)
{
@ -632,10 +646,8 @@ selection_from_clipboard(struct terminal *term, uint32_t serial)
if (term->bracketed_paste)
term_to_slave(term, "\033[200~", 6);
text_from_clipboard(term, serial, &from_clipboard_cb, term);
if (term->bracketed_paste)
term_to_slave(term, "\033[201~", 6);
text_from_clipboard(
term, serial, &from_clipboard_cb, &from_clipboard_done, term);
}
bool
@ -696,21 +708,22 @@ selection_to_primary(struct terminal *term, uint32_t serial)
void
text_from_primary(
struct terminal *term, void (*cb)(const char *data, size_t size, void *user),
void *user)
struct terminal *term,
void (*cb)(const char *data, size_t size, void *user),
void (*done)(void *user), void *user)
{
if (term->wl->primary_selection_device_manager == NULL)
return;
goto done;
struct wl_primary *primary = &term->wl->primary;
if (primary->data_offer == NULL)
return;
goto done;
/* 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;
goto done;
}
int read_fd = fds[0];
@ -743,10 +756,15 @@ text_from_primary(
}
}
cb(text, amount, user);
if (cb != NULL)
cb(text, amount, user);
}
close(read_fd);
done:
if (done != NULL)
done(user);
}
void
@ -762,10 +780,7 @@ selection_from_primary(struct terminal *term)
if (term->bracketed_paste)
term_to_slave(term, "\033[200~", 6);
text_from_primary(term, &from_clipboard_cb, term);
if (term->bracketed_paste)
term_to_slave(term, "\033[201~", 6);
text_from_primary(term, &from_clipboard_cb, &from_clipboard_done, term);
}
#if 0