184 lines
3.4 KiB
C
184 lines
3.4 KiB
C
/* Stopgap, until Paul does the right thing */
|
|
#define ESC 27
|
|
#define TAB 9
|
|
|
|
#include <stdlib.h>
|
|
#include <limits.h>
|
|
#include <sys/types.h>
|
|
#include <string.h>
|
|
|
|
#include <string.h>
|
|
#include <dialog.h>
|
|
#include "sysinstall.h"
|
|
|
|
int
|
|
edit_line(WINDOW *window, int y, int x, char *field, int width, int maxlen)
|
|
{
|
|
int len;
|
|
int key = 0;
|
|
int fpos, dispos, curpos;
|
|
int i;
|
|
int done = 0;
|
|
|
|
len = strlen(field);
|
|
if (len < width) {
|
|
fpos = len;
|
|
curpos = len;
|
|
dispos = 0;
|
|
} else {
|
|
fpos = width;
|
|
curpos = width;
|
|
dispos = len - width;
|
|
};
|
|
|
|
|
|
do {
|
|
wattrset(window, item_selected_attr);
|
|
wmove(window, y, x);
|
|
for (i=0; i < width; i++)
|
|
if (i < (len - dispos))
|
|
waddch(window, field[dispos+i]);
|
|
else
|
|
waddch(window, ' ');
|
|
wmove(window, y, x + curpos);
|
|
wrefresh(window);
|
|
|
|
key = wgetch(window);
|
|
switch (key) {
|
|
case TAB:
|
|
case KEY_BTAB:
|
|
case KEY_UP:
|
|
case KEY_DOWN:
|
|
case ESC:
|
|
case '\n':
|
|
case '\r':
|
|
done = 1;
|
|
break;
|
|
case KEY_HOME:
|
|
if (len < width) {
|
|
fpos = len;
|
|
curpos = len;
|
|
dispos = 0;
|
|
} else {
|
|
fpos = width;
|
|
curpos = width;
|
|
dispos = len - width;
|
|
};
|
|
break;
|
|
case KEY_END:
|
|
if (len < width) {
|
|
dispos = 0;
|
|
curpos = len - 1;
|
|
} else {
|
|
dispos = len - width - 1;
|
|
curpos = width - 1;
|
|
}
|
|
fpos = len - 1;
|
|
break;
|
|
case KEY_LEFT:
|
|
if ((!curpos) && (!dispos)) {
|
|
beep();
|
|
break;
|
|
}
|
|
if (--curpos < 0) {
|
|
curpos = 0;
|
|
if (--dispos < 0)
|
|
dispos = 0;
|
|
}
|
|
if (--fpos < 0)
|
|
fpos = 0;
|
|
break;
|
|
case KEY_RIGHT:
|
|
if ((curpos + dispos) == len) {
|
|
beep();
|
|
break;
|
|
}
|
|
if ((curpos == (width-1)) && (dispos == (maxlen - width -1))) {
|
|
beep();
|
|
break;
|
|
}
|
|
if (++curpos >= width) {
|
|
curpos = width - 1;
|
|
dispos++;
|
|
}
|
|
if (dispos >= len)
|
|
dispos = len - 1;
|
|
if (++fpos >= len) {
|
|
fpos = len;
|
|
}
|
|
break;
|
|
case KEY_BACKSPACE:
|
|
case KEY_DC:
|
|
if ((!curpos) && (!dispos)) {
|
|
beep();
|
|
break;
|
|
}
|
|
if (fpos > 0) {
|
|
memmove(field+fpos-1, field+fpos, len - fpos);
|
|
len--;
|
|
fpos--;
|
|
if (curpos > 0)
|
|
--curpos;
|
|
if (!curpos)
|
|
--dispos;
|
|
if (dispos < 0)
|
|
dispos = 0;
|
|
} else
|
|
beep();
|
|
break;
|
|
default:
|
|
if (len < maxlen - 1) {
|
|
memmove(field+fpos+1, field+fpos, len - fpos);
|
|
field[fpos] = key;
|
|
len++;
|
|
fpos++;
|
|
if (++curpos == width) {
|
|
--curpos;
|
|
dispos++;
|
|
}
|
|
if (len == (maxlen - 1)) {
|
|
dispos = (maxlen - width - 1);
|
|
}
|
|
} else
|
|
beep();
|
|
break;
|
|
}
|
|
} while (!done);
|
|
wattrset(window, dialog_attr);
|
|
wmove(window, y, x);
|
|
for (i=0; i < width; i++)
|
|
if (i < (len - dispos))
|
|
waddch(window, field[dispos+i]);
|
|
else
|
|
waddch(window, ' ');
|
|
wmove(window, y, x + curpos);
|
|
wstandend(window);
|
|
field[len] = 0;
|
|
wrefresh(window);
|
|
return (key);
|
|
}
|
|
|
|
int
|
|
AskEm(WINDOW *w,char *prompt, char *answer, int len)
|
|
{
|
|
int x,y;
|
|
mvwprintw(w,23,0,prompt);
|
|
getyx(w,y,x);
|
|
addstr(" ");
|
|
return edit_line(w,y,x,answer,len,len+1);
|
|
}
|
|
|
|
void
|
|
ShowFile(char *filename, char *header)
|
|
{
|
|
char buf[256];
|
|
if (access(filename, R_OK)) {
|
|
sprintf(buf, "Odd, I thought I had a file called %s around here somewhere,\nbut I can't seem to find it now that I need it. Sorry about that!", filename);
|
|
dialog_msgbox("Sorry!", buf, 6, 75, 1);
|
|
return;
|
|
}
|
|
dialog_clear();
|
|
dialog_textbox(header, filename, LINES-1, COLS);
|
|
dialog_clear();
|
|
}
|