void process_command(int c)
{
switch(c) {
case 'q':
exit(0);
case 'h':
case KEY_LEFT:
screen_move_left(current_buf);
break;
case 'l':
case KEY_RIGHT:
screen_move_right(current_buf);
break;
case 'j':
case KEY_DOWN:
screen_move_down(current_buf);
break;
case 'k':
case KEY_UP:
screen_move_up(current_buf);
break;
case 'w':
write_buffer(current_buf);
break;
case 'x':
screen_delete_char(current_buf);
break;
case 'i':
case 0x1B: /* escape */
case KEY_END:
/* switch between command and input mode */
command_mode = 0;
miniprintf("-- INPUT --");
break;
case 'v':
case 'b':
default:
miniprintf("%c - invalid command", c);
break;
}
}
void main()
{
int n = 20;
double d = 24.23;
char msg[] = "hello";
miniprintf("miniprintf: %d %f %s\n",n,d,msg);
}
/*
notifyprintf : display a message in the minibuffer and wait that the user
presses a key.
*/
void notifyprintf(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
miniprintf(fmt, ap);
va_end(ap);
getch(); /* discard input */
}
void input_loop(void)
{
while(1) {
int c = getch();
if (command_mode)
process_command(c);
else
process_input(c);
refresh();
miniprintf("%c, line length: %d, y: %d, x%d",
(bchar(current_buf->contents, current_buf->point) == '\n') ? 'N' : bchar(current_buf->contents, current_buf->point),
screen_line_length(current_buf->contents, current_buf->point),
current_buf->y, current_buf->x);
}
}
void process_input(int c)
{
switch(c) {
case KEY_ENTER:
screen_insert_char(current_buf, '\n');
break;
case KEY_BACKSPACE:
screen_delete_char(current_buf);
break;
case KEY_LEFT:
screen_move_left(current_buf);
break;
case KEY_RIGHT:
screen_move_right(current_buf);
break;
case KEY_DOWN:
screen_move_down(current_buf);
break;
case KEY_UP:
screen_move_up(current_buf);
break;
case 0x1B: /* escape */
case KEY_END:
command_mode = 1;
miniprintf("-- COMMAND --");
break;
default:
screen_insert_char(current_buf, c);
refresh();
break;
}
}
char *ask_user(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
miniprintf(fmt, ap);
va_end(ap);
char *s = zalloc(255);
int c = 0;
int i = 0;
if (s == NULL)
fail("Unable to allocate memory at __FILE__:__LINE__\n");
do {
c = wgetch(minibuffer_win);
wechochar(minibuffer_win, c);
s[i] = c;
i++;
} while (i < 255 && c != '\n');
return s;
}
int main(void)
{
miniprintf("will print something\n");
miniprintf("now %d %s %f\n", 10, "hello, world!", 9.9);
return 0;
}