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Add support for returnOpts without clearing the screen

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modified:   src/libnms.c
This commit is contained in:
Brian Barto 2017-01-15 14:26:19 -05:00
parent e7ec1e9b9a
commit 4d7706c907
1 changed files with 20 additions and 13 deletions
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33
src/libnms.c
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@ -377,24 +377,31 @@ char nms_exec(char *string) {
// Flush any input up to this point
nms_clear_input();
if (clearScr) {
// Position cursor
// Check if user must select from a set of options
if (returnOpts != NULL && strlen(returnOpts) > 0) {
// Position cursor if necessary
if (inputPositionY >= 0 && inputPositionX >= 0) {
CURSOR_MOVE(inputPositionY, inputPositionX);
CURSOR_SHOW();
}
// User must press a key to continue
ret = nms_get_char();
if (returnOpts != NULL && strlen(returnOpts) > 0) {
while (strchr(returnOpts, ret) == NULL) {
BEEP();
ret = nms_get_char();
}
CURSOR_SHOW();
// Get and validate user selection
while (strchr(returnOpts, ret = nms_get_char()) == NULL) {
BEEP();
}
}
// Restore screen and cursor
// User must press a key to continue when clearSrc is set
// without returnOpts
else if (clearScr) {
nms_get_char();
}
// Restore screen and cursor is clearSrc is set
if (clearScr) {
SCREEN_RESTORE();
CURSOR_SHOW();
CURSOR_RESTORE();