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regedit: Add an input dialog.

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Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
This commit is contained in:
C. Davis
2012-08-08 17:49:06 -07:00
committed by Michael Adam
parent e4ed97f9b3
commit f723fc9619
2 changed files with 197 additions and 84 deletions
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278
source3/utils/regedit_dialog.c
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@ -25,6 +25,32 @@
#include <stdarg.h>
#include <form.h>
static char *string_trim_n(TALLOC_CTX *ctx, const char *buf, size_t n)
{
char *str;
str = talloc_strndup(ctx, buf, n);
if (str) {
trim_string(str, " ", " ");
}
return str;
}
static char *string_trim(TALLOC_CTX *ctx, const char *buf)
{
char *str;
str = talloc_strdup(ctx, buf);
if (str) {
trim_string(str, " ", " ");
}
return str;
}
static int dialog_free(struct dialog *dia)
{
if (dia->window) {
@ -217,64 +243,6 @@ static int handle_menu_input(MENU *menu, int c)
return -1;
}
static int modal_loop(struct dialog *dia)
{
int c;
int selection = -1;
keypad(dia->window, true);
update_panels();
doupdate();
while (selection == -1) {
c = wgetch(dia->window);
selection = handle_menu_input(dia->choices, c);
update_panels();
doupdate();
}
talloc_free(dia);
return selection;
}
int dialog_notice(TALLOC_CTX *ctx, enum dialog_type type,
const char *title, WINDOW *below,
const char *msg, ...)
{
va_list ap;
struct dialog *dia;
char *str;
const char *choices[] = {
"Ok",
"Cancel",
NULL
};
int width;
va_start(ap, msg);
str = talloc_vasprintf(ctx, msg, ap);
va_end(ap);
if (str == NULL) {
return -1;
}
width = strlen(str) + 2;
if (type == DIA_ALERT) {
choices[1] = NULL;
}
dia = dialog_choice_center_new(ctx, title, choices, 5, width, below);
if (dia == NULL) {
return -1;
}
waddstr(dia->sub_window, str);
talloc_free(str);
return modal_loop(dia);
}
static void handle_form_input(FORM *frm, int c)
{
switch (c) {
@ -303,6 +271,174 @@ static void handle_form_input(FORM *frm, int c)
}
}
static int modal_loop(struct dialog *dia)
{
int c;
int selection = -1;
keypad(dia->window, true);
update_panels();
doupdate();
while (selection == -1) {
c = wgetch(dia->window);
selection = handle_menu_input(dia->choices, c);
update_panels();
doupdate();
}
talloc_free(dia);
return selection;
}
static struct dialog *dialog_msg_new(TALLOC_CTX *ctx, const char *title,
const char **choices, WINDOW *below,
int nlines, const char *msg, va_list ap)
{
struct dialog *dia;
char *str;
int width;
#define MIN_WIDTH 20
str = talloc_vasprintf(ctx, msg, ap);
if (str == NULL) {
return NULL;
}
width = strlen(str) + 2;
if (width < MIN_WIDTH) {
width = MIN_WIDTH;
}
dia = dialog_choice_center_new(ctx, title, choices, nlines, width, below);
if (dia == NULL) {
return NULL;
}
waddstr(dia->sub_window, str);
talloc_free(str);
return dia;
}
int dialog_input(TALLOC_CTX *ctx, char **output, const char *title,
WINDOW *below, const char *msg, ...)
{
va_list ap;
struct dialog *dia;
const char *choices[] = {
"Ok",
"Cancel",
NULL
};
FIELD *field[2] = {0};
FORM *input;
WINDOW *input_win;
int y, x;
int rv = -1;
bool input_section = true;
va_start(ap, msg);
dia = dialog_msg_new(ctx, title, choices, below, 7, msg, ap);
va_end(ap);
if (dia == NULL) {
return -1;
}
getmaxyx(dia->sub_window, y, x);
input_win = derwin(dia->sub_window, 1, x - 2, 2, 1);
if (input_win == NULL) {
goto finish;
}
field[0] = new_field(1, x - 2, 0, 0, 0, 0);
if (field[0] == NULL) {
goto finish;
}
field_opts_off(field[0], O_BLANK | O_AUTOSKIP | O_STATIC);
set_field_back(field[0], A_REVERSE);
input = new_form(field);
form_opts_off(input, O_NL_OVERLOAD | O_BS_OVERLOAD);
set_form_win(input, dia->sub_window);
set_form_sub(input, input_win);
set_current_field(input, field[0]);
post_form(input);
*output = NULL;
keypad(dia->window, true);
update_panels();
doupdate();
while (rv == -1) {
int c = wgetch(dia->window);
if (c == '\t' || c == KEY_BTAB) {
if (input_section) {
if (form_driver(input,REQ_VALIDATION) == E_OK) {
input_section = false;
menu_driver(dia->choices, REQ_FIRST_ITEM);
}
} else {
input_section = true;
set_current_field(input, field[0]);
}
continue;
}
if (input_section) {
handle_form_input(input, c);
} else {
rv = handle_menu_input(dia->choices, c);
if (rv == DIALOG_OK) {
const char *buf = field_buffer(field[0], 0);
*output = string_trim(ctx, buf);
}
}
}
finish:
if (input) {
unpost_form(input);
free_form(input);
}
if (field[0]) {
free_field(field[0]);
}
if (input_win) {
delwin(input_win);
}
talloc_free(dia);
return rv;
}
int dialog_notice(TALLOC_CTX *ctx, enum dialog_type type,
const char *title, WINDOW *below,
const char *msg, ...)
{
va_list ap;
struct dialog *dia;
const char *choices[] = {
"Ok",
"Cancel",
NULL
};
if (type == DIA_ALERT) {
choices[1] = NULL;
}
va_start(ap, msg);
dia = dialog_msg_new(ctx, title, choices, below, 5, msg, ap);
va_end(ap);
if (dia == NULL) {
return -1;
}
return modal_loop(dia);
}
#define MAX_FIELDS 8
enum input_section {
@ -390,32 +526,6 @@ static WERROR fill_value_buffer(struct edit_dialog *edit,
return WERR_OK;
}
static char *string_trim_n(TALLOC_CTX *ctx, const char *buf, size_t n)
{
char *str;
str = talloc_strndup(ctx, buf, n);
if (str) {
trim_string(str, " ", " ");
}
return str;
}
static char *string_trim(TALLOC_CTX *ctx, const char *buf)
{
char *str;
str = talloc_strdup(ctx, buf);
if (str) {
trim_string(str, " ", " ");
}
return str;
}
static bool value_exists(TALLOC_CTX *ctx, const struct registry_key *key,
const char *name)
{