/****************************************************************************
- * Copyright 2020 Thomas E. Dickey *
+ * Copyright 2020-2022,2023 Thomas E. Dickey *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* authorization. *
****************************************************************************/
/*
- * $Id: dup_field.c,v 1.1 2020/03/21 19:28:36 tom Exp $
+ * $Id: dup_field.c,v 1.8 2023/11/11 00:29:10 tom Exp $
*
- * Demonstrate move_field().
+ * Demonstrate dup_field().
*/
#include <test.priv.h>
#include <edit_field.h>
#include <popup_msg.h>
-#define MY_DEMO EDIT_FIELD('f')
+#define DO_DEMO CTRL('F') /* actual key for toggling demo-mode */
+#define MY_DEMO EDIT_FIELD('f') /* internal request-code */
static char empty[] = "";
static FIELD *all_fields[100];
-
/* *INDENT-OFF* */
static struct {
int code;
{ CTRL('A'), REQ_BEG_FIELD, "go to beginning of field" },
{ CTRL('D'), REQ_DOWN_FIELD, "move downward to field" },
{ CTRL('E'), REQ_END_FIELD, "go to end of field" },
- { CTRL('G'), MY_DEMO, "move current field with cursor keys" },
{ CTRL('H'), REQ_DEL_PREV, "delete previous character" },
{ CTRL('I'), REQ_NEXT_FIELD, "go to next field" },
{ CTRL('K'), REQ_CLR_EOF, "clear to end of field" },
{ KEY_NEXT, REQ_NEXT_FIELD, "go to next field" },
{ KEY_PREVIOUS, REQ_PREV_FIELD, "go to previous field" },
{ KEY_RIGHT, REQ_RIGHT_CHAR, "move right 1 character" },
- { KEY_UP, REQ_UP_CHAR, "move up 1 character" }
+ { KEY_UP, REQ_UP_CHAR, "move up 1 character" },
+ { DO_DEMO, MY_DEMO, "duplicate current field" }
};
/* *INDENT-ON* */
free(msgs);
}
-static void
-do_demo(FORM *form)
-{
-}
-
static FIELD *
make_label(const char *label, int frow, int fcol)
{
if (f) {
set_field_buffer(f, 0, label);
- set_field_opts(f, (int) ((unsigned) field_opts(f) & ~O_ACTIVE));
+ set_field_opts(f, (int) ((unsigned) field_opts(f) & (unsigned) ~O_ACTIVE));
}
return (f);
}
werase(w);
wrefresh(w);
delwin(s);
- delwin(w);
-}
-
-static int
-my_form_driver(FORM *form, int c)
-{
- switch (c) {
- case MY_QUIT:
- if (form_driver(form, REQ_VALIDATION) == E_OK)
- return (TRUE);
- break;
- case MY_HELP:
- my_help_edit_field();
- break;
- case MY_DEMO:
- do_demo(form);
- break;
- default:
- beep();
- break;
- }
- return (FALSE);
}
static FieldAttrs *
int status;
FIELD *before;
unsigned n;
- int length;
int before_row;
int before_col;
int before_off = offset_in_field(form);
if (status == E_OK) {
bool modified = TRUE;
+ int length = buffer_length(before);
- length = buffer_length(before);
if (length < before_off)
length = before_off;
switch (*result) {
return status;
}
+static FIELD **
+copy_fields(FIELD **source, FIELD *extra, size_t length)
+{
+ FIELD **target = typeCalloc(FIELD *, length + 1);
+ memcpy(target, source, length * sizeof(FIELD *));
+ target[length] = extra;
+ return target;
+}
+
+static void
+do_demo(FORM *form)
+{
+ int count = field_count(form);
+ FIELD *my_field = current_field(form);
+ FIELD **old_fields = form_fields(form);
+
+ if (count > 0 && old_fields != NULL && my_field != NULL) {
+ FIELD **new_fields = copy_fields(old_fields,
+ dup_field(my_field,
+ form_field_row(my_field)
+ + 1,
+ form_field_col(my_field)),
+ (size_t) count);
+ if (new_fields != NULL)
+ set_form_fields(form, new_fields);
+ }
+}
+
+static int
+my_form_driver(FORM *form, int c)
+{
+ switch (c) {
+ case MY_QUIT:
+ if (form_driver(form, REQ_VALIDATION) == E_OK)
+ return (TRUE);
+ break;
+ case MY_HELP:
+ my_help_edit_field();
+ break;
+ case MY_DEMO:
+ do_demo(form);
+ break;
+ default:
+ beep();
+ break;
+ }
+ return (FALSE);
+}
+
static void
demo_forms(void)
{
nl();
}
+static void
+usage(int ok)
+{
+ static const char *msg[] =
+ {
+ "Usage: dup_field [options]"
+ ,""
+ ,USAGE_COMMON
+ };
+ size_t n;
+
+ for (n = 0; n < SIZEOF(msg); n++)
+ fprintf(stderr, "%s\n", msg[n]);
+
+ ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
+}
+/* *INDENT-OFF* */
+VERSION_COMMON()
+/* *INDENT-ON* */
+
int
-main(void)
+main(int argc, char *argv[])
{
+ int ch;
+
+ while ((ch = getopt(argc, argv, OPTS_COMMON)) != -1) {
+ switch (ch) {
+ case OPTS_VERSION:
+ show_version(argv);
+ ExitProgram(EXIT_SUCCESS);
+ default:
+ usage(ch == OPTS_USAGE);
+ /* NOTREACHED */
+ }
+ }
+ if (optind < argc)
+ usage(FALSE);
+
setlocale(LC_ALL, "");
initscr();