/******************************************************\
* Description: Checks if the exit key has been *
* pressed. If so, it checks if the *
* file has been saved since the last *
* modification. If it hasn't it prompts*
* the user asking if they would like to *
* save. *
* Returns: 2 == save, 1 == no save, 0 == cancel *
\******************************************************/
int quitProgram(int notChanged, short int ch)
{
short int str;
/* if exit key... */
if ((ch == KEY_F(8)) || (ch == CTRL_AND('q')) || (ch == CTRL_AND('x')))
{
if (!notChanged) /* if changes made */
{
/* prompt for exit */
str = questionWin("Do you want to save changes? (y/n)");
if (str == 'Y' || str == 'y') /* if yes, save */
return 2;
else if ((str != 'N') && (str != 'n')) /* don't quit, cancel */
return 0;
}
return 1; /* quit, don't save */
}
else
return 0; /* don't quit */
}
void map()
{
struct list *l;
int found = 0;
int c = gui_getch(GETCH_COOKED);
for(l = maps; l && l->data; l = l->next){
struct map *m = l->data;
if(m->c == c){
gui_queue(m->cmd);
found = 1;
/* keep looking for more */
}
}
if(!found && c != CTRL_AND('['))
gui_status(GUI_ERR, "map %c not defined", c);
}
char *prompt(char promp, const char *initial)
{
int len;
char *buf;
int i;
if(initial) {
len = strlen(initial) + 1;
buf = umalloc(len);
i = len - 1;
strcpy(buf, initial);
} else {
len = 10;
buf = umalloc(len);
i = 0;
}
int y, x;
nc_get_yx(&y, &x);
nc_set_yx(nc_LINES() - 1, 0);
nc_addch(promp);
for(int x = 0; x < i; x++)
nc_addch(buf[x]);
nc_clrtoeol();
bool reading = true;
while(reading) {
bool wasraw;
int ch = io_getch(IO_NOMAP | IO_MAPRAW, &wasraw, true);
switch(ch) {
case CTRL_AND('?'):
case CTRL_AND('H'):
case 263:
case 127:
/* backspace */
if(i == 0)
goto cancel;
buf[--i] = '\0';
nc_set_yx(nc_LINES() - 1, i + 1);
break;
case '\n':
case '\r':
reading = false;
break;
case CTRL_AND('u'):
buf[i = 0] = '\0';
nc_set_yx(nc_LINES() - 1, i + 1);
break;
case K_ESC:
if(!wasraw)
goto cancel;
/* fall */
default:
buf[i++] = ch;
nc_addch(ch);
if(i == len)
buf = urealloc(buf, len *= 2);
buf[i] = '\0';
break;
}
}
nc_set_yx(y, x);
return buf;
cancel:
nc_set_yx(y, x);
free(buf);
return NULL;
}