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Renaming three keyboard functions -- 'get' is not a good name when the

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routine isn't getting something from somewhere but just converting it.


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5503 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
Benno Schulenberg 2015-12-22 19:00:25 +00:00
parent dd1b2dce98
commit 46082bd00c
3 changed files with 25 additions and 26 deletions
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2
ChangeLog
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@ -2,6 +2,8 @@
* src/color.c (precalc_multicolorinfo, alloc_multidata_if_needed):
Move these two functions to the file where they belong. And make
the checking for an impatient user into a separate routine.
* src/proto.h, src/winio.c (parse_escape_sequence, convert_sequence,
arrow_from_abcd): Better names for these three functions.
2015-12-20 Benno Schulenberg <bensberg@justemail.net>
* src/files.c (display_buffer), src/nano.c (main): Precalculate the

7
src/proto.h
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@ -762,7 +762,7 @@ void dump_filestruct(const filestruct *inptr);
void dump_filestruct_reverse(void);
#endif
/* All functions in winio.c. */
/* Most functions in winio.c. */
void get_key_buffer(WINDOW *win);
size_t get_key_buffer_len(void);
void unget_input(int *input, size_t input_len);
@ -770,9 +770,8 @@ void unget_kbinput(int kbinput, bool metakey, bool funckey);
int *get_input(WINDOW *win, size_t input_len);
int get_kbinput(WINDOW *win);
int parse_kbinput(WINDOW *win);
int get_escape_seq_kbinput(const int *seq, size_t seq_len);
int get_escape_seq_abcd(int kbinput);
int parse_escape_seq_kbinput(WINDOW *win, int kbinput);
int arrow_from_abcd(int kbinput);
int parse_escape_sequence(WINDOW *win, int kbinput);
int get_byte_kbinput(int kbinput);
#ifdef ENABLE_UTF8
long add_unicode_digit(int kbinput, long factor, long *uni);

42
src/winio.c
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@ -388,8 +388,7 @@ int parse_kbinput(WINDOW *win)
* there are other keystrokes waiting: escape
* sequence mode. Interpret the escape
* sequence. */
retval = parse_escape_seq_kbinput(win,
*kbinput);
retval = parse_escape_sequence(win, *kbinput);
break;
case 2:
if (get_key_buffer_len() == 0) {
@ -472,8 +471,7 @@ int parse_kbinput(WINDOW *win)
* interpret the escape sequence. */
escapes = 0;
meta_key = TRUE;
retval = parse_escape_seq_kbinput(win,
*kbinput);
retval = parse_escape_sequence(win, *kbinput);
}
break;
case 3:
@ -492,8 +490,7 @@ int parse_kbinput(WINDOW *win)
* Interpret the escape sequence, and interpret
* the result as a control sequence. */
retval = get_control_kbinput(
parse_escape_seq_kbinput(win,
*kbinput));
parse_escape_sequence(win, *kbinput));
break;
}
}
@ -670,7 +667,7 @@ int parse_kbinput(WINDOW *win)
* keypad values, into their corresponding key values. These sequences
* are generated when the keypad doesn't support the needed keys.
* Assume that Escape has already been read in. */
int get_escape_seq_kbinput(const int *seq, size_t seq_len)
int convert_sequence(const int *seq, size_t seq_len)
{
int retval = ERR;
@ -695,7 +692,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
* Terminal. */
case 'D': /* Esc O 1 ; 2 D == Shift-Left on
* Terminal. */
retval = get_escape_seq_abcd(seq[4]);
retval = arrow_from_abcd(seq[4]);
break;
case 'P': /* Esc O 1 ; 2 P == F13 on Terminal. */
retval = KEY_F(13);
@ -717,7 +714,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
switch (seq[4]) {
case 'A': /* Esc O 1 ; 5 A == Ctrl-Up on Terminal. */
case 'B': /* Esc O 1 ; 5 B == Ctrl-Down on Terminal. */
retval = get_escape_seq_abcd(seq[4]);
retval = arrow_from_abcd(seq[4]);
break;
case 'C': /* Esc O 1 ; 5 C == Ctrl-Right on Terminal. */
retval = CONTROL_RIGHT;
@ -756,7 +753,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
case 'B': /* Esc O B == Down on VT100/VT320/xterm. */
case 'C': /* Esc O C == Right on VT100/VT320/xterm. */
case 'D': /* Esc O D == Left on VT100/VT320/xterm. */
retval = get_escape_seq_abcd(seq[1]);
retval = arrow_from_abcd(seq[1]);
break;
case 'E': /* Esc O E == Center (5) on numeric keypad
* with NumLock off on xterm. */
@ -809,7 +806,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
break;
case 'a': /* Esc O a == Ctrl-Up on rxvt. */
case 'b': /* Esc O b == Ctrl-Down on rxvt. */
retval = get_escape_seq_abcd(seq[1]);
retval = arrow_from_abcd(seq[1]);
break;
case 'c': /* Esc O c == Ctrl-Right on rxvt. */
retval = CONTROL_RIGHT;
@ -903,7 +900,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
switch (seq[1]) {
case 'a': /* Esc o a == Ctrl-Up on Eterm. */
case 'b': /* Esc o b == Ctrl-Down on Eterm. */
retval = get_escape_seq_abcd(seq[1]);
retval = arrow_from_abcd(seq[1]);
break;
case 'c': /* Esc o c == Ctrl-Right on Eterm. */
retval = CONTROL_RIGHT;
@ -959,7 +956,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
case 'B': /* Esc [ 1 ; 2 B == Shift-Down on xterm. */
case 'C': /* Esc [ 1 ; 2 C == Shift-Right on xterm. */
case 'D': /* Esc [ 1 ; 2 D == Shift-Left on xterm. */
retval = get_escape_seq_abcd(seq[4]);
retval = arrow_from_abcd(seq[4]);
break;
}
}
@ -969,7 +966,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
switch (seq[4]) {
case 'A': /* Esc [ 1 ; 5 A == Ctrl-Up on xterm. */
case 'B': /* Esc [ 1 ; 5 B == Ctrl-Down on xterm. */
retval = get_escape_seq_abcd(seq[4]);
retval = arrow_from_abcd(seq[4]);
break;
case 'C': /* Esc [ 1 ; 5 C == Ctrl-Right on xterm. */
retval = CONTROL_RIGHT;
@ -1074,7 +1071,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
case 'D': /* Esc [ D == Left on ANSI/VT220/Linux
* console/FreeBSD console/Mach console/
* rxvt/Eterm/Terminal. */
retval = get_escape_seq_abcd(seq[1]);
retval = arrow_from_abcd(seq[1]);
break;
case 'E': /* Esc [ E == Center (5) on numeric keypad
* with NumLock off on FreeBSD console/
@ -1160,7 +1157,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
case 'b': /* Esc [ b == Shift-Down on rxvt/Eterm. */
case 'c': /* Esc [ c == Shift-Right on rxvt/Eterm. */
case 'd': /* Esc [ d == Shift-Left on rxvt/Eterm. */
retval = get_escape_seq_abcd(seq[1]);
retval = arrow_from_abcd(seq[1]);
break;
case '[':
if (seq_len >= 3) {
@ -1194,7 +1191,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
}
#ifdef DEBUG
fprintf(stderr, "get_escape_seq_kbinput(): retval = %d\n", retval);
fprintf(stderr, "convert_sequence(): retval = %d\n", retval);
#endif
return retval;
@ -1203,7 +1200,7 @@ int get_escape_seq_kbinput(const int *seq, size_t seq_len)
/* Return the equivalent arrow key value for the case-insensitive
* letters A (up), B (down), C (right), and D (left). These are common
* to many escape sequences. */
int get_escape_seq_abcd(int kbinput)
int arrow_from_abcd(int kbinput)
{
switch (tolower(kbinput)) {
case 'a':
@ -1222,7 +1219,7 @@ int get_escape_seq_abcd(int kbinput)
/* Interpret the escape sequence in the keystroke buffer, the first
* character of which is kbinput. Assume that the keystroke buffer
* isn't empty, and that the initial escape has already been read in. */
int parse_escape_seq_kbinput(WINDOW *win, int kbinput)
int parse_escape_sequence(WINDOW *win, int kbinput)
{
int retval, *seq;
size_t seq_len;
@ -1233,11 +1230,11 @@ int parse_escape_seq_kbinput(WINDOW *win, int kbinput)
unget_input(&kbinput, 1);
seq_len = get_key_buffer_len();
seq = get_input(NULL, seq_len);
retval = get_escape_seq_kbinput(seq, seq_len);
retval = convert_sequence(seq, seq_len);
free(seq);
/* If we got an unrecognized escape sequence, throw it out. */
/* If we got an unrecognized escape sequence, notify the user. */
if (retval == ERR) {
if (win == edit) {
statusbar(_("Unknown Command"));
@ -1246,7 +1243,8 @@ int parse_escape_seq_kbinput(WINDOW *win, int kbinput)
}
#ifdef DEBUG
fprintf(stderr, "parse_escape_seq_kbinput(): kbinput = %d, seq_len = %lu, retval = %d\n", kbinput, (unsigned long)seq_len, retval);
fprintf(stderr, "parse_escape_sequence(): kbinput = %d, seq_len = %lu, retval = %d\n",
kbinput, (unsigned long)seq_len, retval);
#endif
return retval;