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Code Issues 1 Releases Wiki Activity

Improve alt keys and at alt-f and alt-b to repl

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This commit is contained in:
Calvin Rose
2020-01-19 11:16:41 -06:00
parent da70807292
commit f74e19e673
1 changed files with 36 additions and 14 deletions
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50
src/mainclient/line.c
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@@ -334,6 +334,16 @@ static void kleft(void) {
}
}
static void kleftw(void) {
while (gbl_pos > 0 && isspace(gbl_buf[gbl_pos - 1])) {
gbl_pos--;
}
while (gbl_pos > 0 && !isspace(gbl_buf[gbl_pos - 1])) {
gbl_pos--;
}
refresh();
}
static void kright(void) {
if (gbl_pos != gbl_len) {
gbl_pos++;
@@ -341,6 +351,16 @@ static void kright(void) {
}
}
static void krightw(void) {
while (gbl_pos != gbl_len && !isspace(gbl_buf[gbl_pos])) {
gbl_pos++;
}
while (gbl_pos != gbl_len && isspace(gbl_buf[gbl_pos])) {
gbl_pos++;
}
refresh();
}
static void kbackspace(int draw) {
if (gbl_pos > 0) {
memmove(gbl_buf + gbl_pos - 1, gbl_buf + gbl_pos, gbl_len - gbl_pos);
@@ -383,6 +403,13 @@ static int is_symbol_char_gen(uint8_t c) {
c == '_');
}
static void kbackspaceword(void) {
while (gbl_pos && is_symbol_char_gen(gbl_buf[gbl_pos - 1])) {
kbackspace(0);
}
refresh();
}
static JanetByteView get_symprefix(void) {
/* Calculate current partial symbol. Maybe we could actually hook up the Janet
* parser here...*/
@@ -605,10 +632,7 @@ static int line() {
refresh();
break;
case 23: /* ctrl-w */
while (gbl_pos && is_symbol_char_gen(gbl_buf[gbl_pos - 1])) {
kbackspace(0);
}
refresh();
kbackspaceword();
break;
case 26: /* ctrl-z */
norawmode();
@@ -621,8 +645,8 @@ static int line() {
* Use two calls to handle slow terminals returning the two
* chars at different times. */
if (read(STDIN_FILENO, seq, 1) == -1) break;
if (read(STDIN_FILENO, seq + 1, 1) == -1) break;
if (seq[0] == '[') {
if (read(STDIN_FILENO, seq + 1, 1) == -1) break;
if (seq[1] >= '0' && seq[1] <= '9') {
/* Extended escape, read additional byte. */
if (read(STDIN_FILENO, seq + 2, 1) == -1) break;
@@ -662,18 +686,16 @@ static int line() {
break;
}
}
} else if (seq[0] == 'O') {
/* Alt codes */
switch (seq[1]) {
} else {
/* Check alt-(shift) bindings */
switch (seq[0]) {
default:
break;
case 'H':
gbl_pos = 0;
refresh();
case 'b':
kleftw();
break;
case 'F':
gbl_pos = gbl_len;
refresh();
case 'f':
krightw();
break;
}
}