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add: hold down key && core: create get_key to simplify keyboard usage

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Starnakin
2024-10-09 22:58:06 +02:00
parent fc8bc6a495
commit 06ade25a46
5 changed files with 54 additions and 48 deletions
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46
src/drivers/keyboard.c
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@ -1,53 +1,29 @@
#include "keyboard.h"
#include "drivers.h"
#include "interrupts.h"
#include "kprintf.h"
#include "shell.h"
#include "string.h"
#include "terminal.h"
#include <stdbool.h>
#include <stdint.h>
extern struct screen *screen;
int line_status = READING;
static bool new_input_indicator = false;
static struct key_event new_input = {};
void keyboard_handler(struct registers *regs)
{
size_t i = 0;
struct key_event ev;
(void)regs;
ev = terminal_getkey();
char *buf = screen->line;
i = strlen(screen->line);
if (ev.c == '\n') {
kprintf("\n");
screen->line[i] = '\0';
line_status = NEWLINE;
return;
}
const size_t size = sizeof(screen->line);
if (ev.scan_code == KEY_BACKSPACE && i) {
buf[--i] = '\0';
move_cursor(LEFT);
terminal_putchar(' ');
move_cursor(LEFT);
} else if (ev.scan_code == KEY_TAB && i) {
auto_complete();
} else if (ev.c && i < size - 1) {
kprintf("%c", ev.c);
buf[i++] = ev.c;
}
if (i >= size) {
kprintf("\n");
screen->line[i] = '\0';
line_status = NEWLINE;
}
new_input_indicator = true;
new_input = terminal_getkey();
}
char *get_line(void)
struct key_event get_key(void)
{
while (line_status != NEWLINE)
while (!new_input_indicator)
;
line_status = READING;
return screen->line;
new_input_indicator = false;
return new_input;
}