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/*
* file mi_toggle.c - checkbuttons for menus
*
* $Id: mi_toggle.c,v 1.5 2006/02/09 21:21:24 fzago Exp $
*
* Program XBLAST
* (C) by Oliver Vogel (e-mail: m.vogel@ndh.net)
*
* This program 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 2; or (at your option)
* any later version
*
* This program is distributed in the hope that it will be entertaining,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILTY 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, write to the Free Software Foundation, Inc.
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "xblast.h"
/*
* local macors
*/
#define FF_TOGGLE_FOCUS (FF_Small | FF_Black | FF_Left | FF_Outlined)
#define FF_TOGGLE_NO_FOCUS (FF_Small | FF_White | FF_Left)
/*
* local types
*/
typedef struct
{
XBMenuItem item;
const char *text;
Sprite *textSprite;
Sprite *ledSprite;
XBBool *pState;
XBBool state;
} XBMenuToggleItem;
/*
* a toggle item receives the focus
*/
static void
MenuToggleFocus (XBMenuItem * ptr, XBBool flag)
{
XBMenuToggleItem *toggle = (XBMenuToggleItem *) ptr;
assert (toggle != NULL);
assert (toggle->textSprite != NULL);
SetSpriteAnime (toggle->textSprite, flag ? FF_TOGGLE_FOCUS : FF_TOGGLE_NO_FOCUS);
} /* MenuToggleFocus */
/*
* a toggle is selected
*/
static void
MenuToggleSelect (XBMenuItem * ptr)
{
XBMenuToggleItem *toggle = (XBMenuToggleItem *) ptr;
assert (toggle != NULL);
if (NULL != toggle->pState) {
*toggle->pState = !*toggle->pState;
}
} /* MenuToggleSelect */
/*
* mouse click
*/
static void
MenuToggleMouse (XBMenuItem * ptr, XBEventCode code)
{
if (code == XBE_MOUSE_1) {
MenuToggleSelect (ptr);
}
} /* MenuToggleMouse */
/*
* polling a toggle item
*/
static void
MenuTogglePoll (XBMenuItem * ptr)
{
XBMenuToggleItem *toggle = (XBMenuToggleItem *) ptr;
assert (toggle != NULL);
assert (toggle->ledSprite != NULL);
if (*toggle->pState != toggle->state) {
toggle->state = *toggle->pState;
SetSpriteAnime (toggle->ledSprite, toggle->state ? ISA_LedOn : ISA_LedOff);
}
} /* MenuTogglePoll */
/*
*
*/
XBMenuItem *
MenuCreateToggle (int x, int y, int w, const char *text, XBBool * pState)
{
/* create item */
XBMenuToggleItem *toggle = calloc (1, sizeof (*toggle));
assert (NULL != toggle);
MenuSetItem (&toggle->item, MIT_Toggle, x, y, w, CELL_H / 2, MenuToggleFocus, MenuToggleSelect,
MenuToggleMouse, MenuTogglePoll);
/* set toggle specific data */
toggle->text = text;
toggle->pState = pState;
toggle->state = (NULL != pState) ? *pState : XBFalse;
/* sprite with text label */
toggle->textSprite =
CreateTextSprite (text, (x + 3) * BASE_X, y * BASE_Y, (w - 4) * BASE_X,
(CELL_H / 2) * BASE_Y, FF_TOGGLE_NO_FOCUS, SPM_MAPPED);
/* sprite with marker */
toggle->ledSprite =
CreateIconSprite ((x - 2) * BASE_X, (y - CELL_H / 4) * BASE_Y,
toggle->state ? ISA_LedOn : ISA_LedOff, SPM_MAPPED);
/* graphics */
MenuAddSmallFrame (x / CELL_W, (x + w - 1) / CELL_W, y / CELL_H);
return &toggle->item;
} /* CreateMenuToggle */
/*
* delete a toggle
*/
void
MenuDeleteToggle (XBMenuItem * item)
{
XBMenuToggleItem *toggle = (XBMenuToggleItem *) item;
assert (toggle->textSprite != NULL);
assert (toggle->ledSprite != NULL);
DeleteSprite (toggle->textSprite);
DeleteSprite (toggle->ledSprite);
} /* DeleteButtonItem */
/*
* end of file mi_toggle.c
*/
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