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/*
Widgets for the Midnight Commander
Copyright (C) 1994-2023
Free Software Foundation, Inc.
Authors:
Radek Doulik, 1994, 1995
Miguel de Icaza, 1994, 1995
Jakub Jelinek, 1995
Andrej Borsenkow, 1996
Norbert Warmuth, 1997
Andrew Borodin <aborodin@vmail.ru>, 2009-2022
This file is part of the Midnight Commander.
The Midnight Commander is free software: you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
The Midnight Commander is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file check.c
* \brief Source: WCheck widget (checkbutton)
*/
#include <config.h>
#include <stdlib.h>
#include "lib/global.h"
#include "lib/tty/tty.h"
#include "lib/widget.h"
/*** global variables ****************************************************************************/
/*** file scope macro definitions ****************************************************************/
/*** file scope type declarations ****************************************************************/
/*** forward declarations (file scope functions) *************************************************/
/*** file scope variables ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
static cb_ret_t
check_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
{
WCheck *c = CHECK (w);
switch (msg)
{
case MSG_HOTKEY:
if (c->text.hotkey != NULL)
{
if (g_ascii_tolower ((gchar) c->text.hotkey[0]) == parm)
{
/* make action */
send_message (w, sender, MSG_KEY, ' ', data);
return MSG_HANDLED;
}
}
return MSG_NOT_HANDLED;
case MSG_KEY:
if (parm != ' ')
return MSG_NOT_HANDLED;
c->state = !c->state;
widget_draw (w);
send_message (w->owner, w, MSG_NOTIFY, 0, NULL);
return MSG_HANDLED;
case MSG_CURSOR:
widget_gotoyx (w, 0, 1);
return MSG_HANDLED;
case MSG_DRAW:
{
gboolean focused;
focused = widget_get_state (w, WST_FOCUSED);
widget_selectcolor (w, focused, FALSE);
widget_gotoyx (w, 0, 0);
tty_print_string (c->state ? "[x] " : "[ ] ");
hotkey_draw (w, c->text, focused);
return MSG_HANDLED;
}
case MSG_DESTROY:
hotkey_free (c->text);
return MSG_HANDLED;
default:
return widget_default_callback (w, sender, msg, parm, data);
}
}
/* --------------------------------------------------------------------------------------------- */
static void
check_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event)
{
(void) event;
switch (msg)
{
case MSG_MOUSE_DOWN:
widget_select (w);
break;
case MSG_MOUSE_CLICK:
send_message (w, NULL, MSG_KEY, ' ', NULL);
send_message (w->owner, w, MSG_POST_KEY, ' ', NULL);
break;
default:
break;
}
}
/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
WCheck *
check_new (int y, int x, gboolean state, const char *text)
{
WRect r = { y, x, 1, 1 };
WCheck *c;
Widget *w;
c = g_new (WCheck, 1);
w = WIDGET (c);
c->text = hotkey_new (text);
/* 4 is width of "[X] " */
r.cols = 4 + hotkey_width (c->text);
widget_init (w, &r, check_callback, check_mouse_callback);
w->options |= WOP_SELECTABLE | WOP_WANT_CURSOR | WOP_WANT_HOTKEY;
c->state = state;
return c;
}
/* --------------------------------------------------------------------------------------------- */
void
check_set_text (WCheck * check, const char *text)
{
Widget *w = WIDGET (check);
hotkey_t hk;
hk = hotkey_new (text);
if (hotkey_equal (check->text, hk))
{
hotkey_free (hk);
return;
}
hotkey_free (check->text);
check->text = hk;
if (check->text.start[0] == '\0' && check->text.hotkey == NULL && check->text.end == NULL)
w->rect.cols = 3; /* "[ ]" */
else
w->rect.cols = 4 + hotkey_width (check->text); /* "[ ] text" */
widget_draw (w);
}
/* --------------------------------------------------------------------------------------------- */
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