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/* -------- radio.c -------- */
#include "dflat.h"
static CTLWINDOW *rct[MAXRADIOS];
int RadioButtonProc(WINDOW wnd, MESSAGE msg, PARAM p1, PARAM p2)
{
int rtn;
DBOX *db = GetParent(wnd)->extension;
CTLWINDOW *ct = GetControl(wnd);
if (ct != NULL) {
switch (msg) {
case SETFOCUS:
if (!(int)p1)
SendMessage(NULL, HIDE_CURSOR, 0, 0);
case MOVE:
rtn = BaseWndProc(RADIOBUTTON,wnd,msg,p1,p2);
SetFocusCursor(wnd);
return rtn;
case PAINT: {
char rb[] = "( )";
if (ct->setting)
rb[1] = 7;
SendMessage(wnd, CLEARTEXT, 0, 0);
SendMessage(wnd, ADDTEXT, (PARAM) rb, 0);
SetFocusCursor(wnd);
break;
}
case KEYBOARD:
if ((int)p1 != ' ')
break;
case LEFT_BUTTON:
SetRadioButton(db, ct);
break;
default:
break;
}
}
return BaseWndProc(RADIOBUTTON, wnd, msg, p1, p2);
}
static BOOL Setting = TRUE;
void SetRadioButton(DBOX *db, CTLWINDOW *ct)
{
Setting = FALSE;
PushRadioButton(db, ct->command);
Setting = TRUE;
}
void PushRadioButton(DBOX *db, enum commands cmd)
{
CTLWINDOW *ctt = db->ctl;
CTLWINDOW *ct = FindCommand(db, cmd, RADIOBUTTON);
int i;
if (ct == NULL)
return;
/* --- clear all the radio buttons
in this group on the dialog box --- */
/* -------- build a table of all radio buttons at the
same x vector ---------- */
for (i = 0; i < MAXRADIOS; i++)
rct[i] = NULL;
while (ctt->Class) {
if (ctt->Class == RADIOBUTTON)
if (ct->dwnd.x == ctt->dwnd.x)
rct[ctt->dwnd.y] = ctt;
ctt++;
}
/* ----- find the start of the radiobutton group ---- */
i = ct->dwnd.y;
while (i >= 0 && rct[i] != NULL)
--i;
/* ---- ignore everthing before the group ------ */
while (i >= 0)
rct[i--] = NULL;
/* ----- find the end of the radiobutton group ---- */
i = ct->dwnd.y;
while (i < MAXRADIOS && rct[i] != NULL)
i++;
/* ---- ignore everthing past the group ------ */
while (i < MAXRADIOS)
rct[i++] = NULL;
for (i = 0; i < MAXRADIOS; i++) {
if (rct[i] != NULL) {
int wason = rct[i]->setting;
rct[i]->setting = OFF;
if (Setting)
rct[i]->isetting = OFF;
if (wason)
SendMessage(rct[i]->wnd, PAINT, 0, 0);
}
}
/* ----- set the specified radio button on ----- */
ct->setting = ON;
if (Setting)
ct->isetting = ON;
SendMessage(ct->wnd, PAINT, 0, 0);
}
BOOL RadioButtonSetting(DBOX *db, enum commands cmd)
{
CTLWINDOW *ct = FindCommand(db, cmd, RADIOBUTTON);
return ct ? (ct->wnd ? (ct->setting==ON) : (ct->isetting==ON)) : FALSE;
}
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