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Bug 867: Request and recognize bracketed paste.

Browse Source 
This is based on attachment 389 from bugzilla.elinks.cz
but there were a number of conflicts already.
This commit is contained in:
Kalle Olavi Niemitalo 2007-07-20 01:11:26 +03:00 committed by Kalle Olavi Niemitalo
parent 14d9ff6b83
commit a5bb4f1011
6 changed files with 31 additions and 7 deletions
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2
NEWS
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@ -12,6 +12,8 @@ To be released as ELinks 0.13.0.
* minor bug 54, Debian bug 338402: Don't force the terminal to 8 bits
with no parity.
* enhancement 867: Use bracketed paste mode on xterm. This requires
xterm patch #228 or later configured with --enable-readline-mouse.
ELinks 0.12.GIT now:
--------------------

2
src/terminal/event.h
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@ -181,7 +181,7 @@ void in_term(struct terminal *);
#define get_kbd_modifier(event) (kbd_get_modifier(&(event)->info.keyboard))
#define check_kbd_modifier(event, mod) (kbd_modifier_is(&(event)->info.keyboard, (mod)))
#define check_kbd_textinput_key(event) (get_kbd_key(event) >= ' ' && check_kbd_modifier(event, KBD_MOD_NONE))
#define check_kbd_textinput_key(event) (get_kbd_key(event) >= ' ' && (check_kbd_modifier(event, KBD_MOD_NONE) || check_kbd_modifier(event, KBD_MOD_PASTE)))
#define check_kbd_label_key(event) (get_kbd_key(event) > ' ' && (check_kbd_modifier(event, KBD_MOD_NONE) || check_kbd_modifier(event, KBD_MOD_ALT)))
/** @} */

1
src/terminal/itrm.h
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@ -108,6 +108,7 @@ struct itrm {
* and windows should not be displayed on the terminal of the
* itrm; thus the terminal init and done strings are not sent. */
unsigned int remote:1; /**< Whether it is a remote session */
unsigned int bracketed_pasting:1;/**< Received bracketed-paste escape*/
};
#endif

20
src/terminal/kbd.c
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@ -148,6 +148,9 @@ kbd_ctrl_c(void)
struct interlink_event ev;
if (!ditrm) return;
/* This is called because of a signal, and there may be input
* pending from the terminal, so do not reset
* ditrm->bracketed_pasting. */
set_kbd_interlink_event(&ev, KBD_CTRL_C, KBD_MOD_NONE);
itrm_queue_event(ditrm, (unsigned char *) &ev, sizeof(ev));
}
@ -158,6 +161,7 @@ kbd_ctrl_c(void)
#define INIT_TERMINAL_SEQ "\033)0\0337" /**< Special Character and Line Drawing Set, Save Cursor */
#define INIT_ALT_SCREEN_SEQ "\033[?47h" /**< Use Alternate Screen Buffer */
#define INIT_BRACKETED_PASTE_SEQ "\033[?2004h" /**< Enable XTerm bracketed paste mode */
static void
send_init_sequence(int h, int altscreen)
@ -171,15 +175,18 @@ send_init_sequence(int h, int altscreen)
#ifdef CONFIG_MOUSE
send_mouse_init_sequence(h);
#endif
write_sequence(h, INIT_BRACKETED_PASTE_SEQ);
}
#define DONE_CLS_SEQ "\033[2J" /**< Erase in Display, Clear All */
#define DONE_TERMINAL_SEQ "\0338\r \b" /**< Restore Cursor (DECRC) + ??? */
#define DONE_ALT_SCREEN_SEQ "\033[?47l" /**< Use Normal Screen Buffer */
#define DONE_BRACKETED_PASTE_SEQ "\033[?2004l" /**< Disable XTerm bracketed paste mode */
static void
send_done_sequence(int h, int altscreen)
{
write_sequence(h, DONE_BRACKETED_PASTE_SEQ);
write_sequence(h, DONE_CLS_SEQ);
#ifdef CONFIG_MOUSE
@ -863,6 +870,9 @@ decode_terminal_escape_sequence(struct itrm *itrm, struct interlink_event *ev)
case 33: kbd.key = KBD_F9; kbd.modifier = KBD_MOD_SHIFT; break;
case 34: kbd.key = KBD_F10; kbd.modifier = KBD_MOD_SHIFT; break;
case 200: itrm->bracketed_pasting = 1; break; /* xterm */
case 201: itrm->bracketed_pasting = 0; break; /* xterm */
} break;
case 'R': resize_terminal(); break; /* CPR u6 */
@ -1006,6 +1016,7 @@ kbd_timeout(struct itrm *itrm)
set_kbd_event(&ev, itrm->in.queue.data[0], KBD_MOD_NONE);
el = 1;
}
itrm->bracketed_pasting = 0;
itrm_queue_event(itrm, (char *) &ev, sizeof(ev));
itrm->in.queue.len -= el;
@ -1121,13 +1132,18 @@ process_queue(struct itrm *itrm)
if (el == 0) {
el = 1;
set_kbd_event(&ev, itrm->in.queue.data[0], KBD_MOD_NONE);
set_kbd_event(&ev, itrm->in.queue.data[0],
itrm->bracketed_pasting ? KBD_MOD_PASTE : KBD_MOD_NONE);
}
/* The call to decode_terminal_escape_sequence() might have changed the
* keyboard event to a mouse event. */
if (ev.ev == EVENT_MOUSE || ev.info.keyboard.key != KBD_UNDEF)
if (ev.ev == EVENT_MOUSE || ev.info.keyboard.key != KBD_UNDEF) {
itrm_queue_event(itrm, (char *) &ev, sizeof(ev));
itrm->bracketed_pasting =
(ev.ev == EVENT_KBD
&& (ev.info.keyboard.modifier & KBD_MOD_PASTE));
}
return_without_event:
if (el == -1) {

3
src/terminal/kbd.h
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@ -32,7 +32,8 @@ typedef enum {
KBD_MOD_NONE = 0,
KBD_MOD_SHIFT = 1,
KBD_MOD_CTRL = 2,
KBD_MOD_ALT = 4
KBD_MOD_ALT = 4,
KBD_MOD_PASTE = 8,
} term_event_modifier_T;
/** A key received from a terminal, with modifiers. */

10
src/viewer/text/view.c
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@ -999,7 +999,9 @@ try_prefix_key(struct session *ses, struct document_view *doc_view,
if (digit < 0 || digit > 9)
return FRAME_EVENT_IGNORED;
if (get_kbd_modifier(ev)
if ((get_kbd_modifier(ev) != KBD_MOD_NONE
&& (get_kbd_modifier(ev) & ~(KBD_MOD_ALT | KBD_MOD_CTRL))
== KBD_MOD_NONE)
|| ses->kbdprefix.repeat_count /* The user has already begun
* entering a prefix. */
|| !doc_opts->num_links_key
@ -1027,7 +1029,7 @@ try_prefix_key(struct session *ses, struct document_view *doc_view,
return FRAME_EVENT_OK;
}
if (digit >= 1 && !get_kbd_modifier(ev)) {
if (digit >= 1 && get_kbd_modifier(ev) == KBD_MOD_NONE) {
int nlinks = document->nlinks, length;
unsigned char d[2] = { get_kbd_key(ev), 0 };
@ -1063,7 +1065,9 @@ try_form_insert_mode(struct session *ses, struct document_view *doc_view,
action_id = kbd_action(KEYMAP_EDIT, ev, NULL);
if (ses->insert_mode == INSERT_MODE_OFF) {
if (action_id == ACT_EDIT_ENTER) {
if (action_id == ACT_EDIT_ENTER
|| (action_id == -1
&& check_kbd_modifier(ev, KBD_MOD_PASTE))) {
ses->insert_mode = INSERT_MODE_ON;
status = FRAME_EVENT_REFRESH;
}