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Code

Allow command editing

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This commit is contained in:
James Booth 2012-02-26 21:59:16 +00:00
parent 76c6e49dc7
commit 4dc46fb73b
1 changed files with 28 additions and 3 deletions
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31
input_win.c
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@ -20,6 +20,7 @@
*
*/
#include <string.h>
#include <ncurses.h>
#include "windows.h"
@ -59,6 +60,12 @@ void inp_block(void)
wtimeout(inp_win, -1);
}
/*
* size : " 7 "
* input : " example "
* inp_x : "012345678"
* index : " 0123456 " (inp_x - 1)
*/
void inp_poll_char(int *ch, char *command, int *size)
{
int inp_y = 0;
@ -91,7 +98,7 @@ void inp_poll_char(int *ch, char *command, int *size)
// right arrow
} else if (*ch == KEY_RIGHT) {
getyx(inp_win, inp_y, inp_x);
if (inp_x < *size + 1) {
if (inp_x <= *size ) {
wmove(inp_win, inp_y, inp_x+1);
}
@ -113,8 +120,26 @@ void inp_poll_char(int *ch, char *command, int *size)
*ch != KEY_F(8) &&
*ch != KEY_F(9) &&
*ch != KEY_F(10)) {
waddch(inp_win, *ch);
command[(*size)++] = *ch;
getyx(inp_win, inp_y, inp_x);
// handle insert if not at end of input
if (inp_x <= *size) {
winsch(inp_win, *ch);
wmove(inp_win, inp_y, inp_x+1);
int i;
for (i = *size; i > inp_x -1; i--)
command[i] = command[i-1];
command[inp_x -1] = *ch;
(*size)++;
// otherwise just append
} else {
waddch(inp_win, *ch);
command[(*size)++] = *ch;
}
}
echo();