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/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
*
* Radio box gadget stuff.
*
*/
#include <stdlib.h>
#include <string.h>
#include "fix.h"
#include "pstypes.h"
#include "event.h"
#include "gr.h"
#include "ui.h"
#include "mouse.h"
#include "key.h"
#include "u_mem.h"
#include "strutil.h"
#define Middle(x) ((2*(x)+1)/4)
void ui_draw_radio( UI_DIALOG *dlg, UI_GADGET_RADIO * radio )
{
#if 0 //ndef OGL
if ((radio->status==1) || (radio->position != radio->oldposition))
#endif
{
radio->status = 0;
gr_set_current_canvas( radio->canvas );
if (dlg->keyboard_focus_gadget == (UI_GADGET *) radio)
gr_set_fontcolor(CRED, -1);
else
gr_set_fontcolor(CBLACK, -1);
if (radio->position == 0 )
{
ui_draw_box_out( 0, 0, radio->width-1, radio->height-1 );
if (radio->flag)
ui_string_centered(Middle(radio->width), Middle(radio->height), "O");
else
ui_string_centered(Middle(radio->width), Middle(radio->height), " ");
} else {
ui_draw_box_in( 0, 0, radio->width-1, radio->height-1 );
if (radio->flag)
ui_string_centered(Middle(radio->width) + 1, Middle(radio->height) + 1, "O");
else
ui_string_centered(Middle(radio->width) + 1, Middle(radio->height) + 1, " ");
}
gr_ustring( radio->width+4, 2, radio->text );
}
}
UI_GADGET_RADIO * ui_add_gadget_radio( UI_DIALOG * dlg, short x, short y, short w, short h, short group, char * text )
{
UI_GADGET_RADIO * radio;
radio = (UI_GADGET_RADIO *)ui_gadget_add( dlg, 4, x, y, x+w-1, y+h-1 );
radio->text = d_strdup(text);
radio->width = w;
radio->height = h;
radio->position = 0;
radio->oldposition = 0;
radio->pressed = 0;
radio->flag = 0;
radio->group = group;
return radio;
}
int ui_radio_do( UI_DIALOG *dlg, UI_GADGET_RADIO * radio, d_event *event )
{
UI_GADGET * tmp;
UI_GADGET_RADIO * tmpr;
int rval = 0;
radio->oldposition = radio->position;
radio->pressed = 0;
if (event->type == EVENT_MOUSE_BUTTON_DOWN || event->type == EVENT_MOUSE_BUTTON_UP)
{
int OnMe;
OnMe = ui_mouse_on_gadget( (UI_GADGET *)radio );
if ( B1_JUST_PRESSED && OnMe)
{
radio->position = 1;
rval = 1;
}
else if (B1_JUST_RELEASED)
{
if ((radio->position==1) && OnMe)
radio->pressed = 1;
radio->position = 0;
}
}
if (event->type == EVENT_KEY_COMMAND)
{
int key;
key = event_key_get(event);
if ((dlg->keyboard_focus_gadget==(UI_GADGET *)radio) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
{
radio->position = 2;
rval = 1;
}
}
else if (event->type == EVENT_KEY_RELEASE)
{
int key;
key = event_key_get(event);
radio->position = 0;
if ((dlg->keyboard_focus_gadget==(UI_GADGET *)radio) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
radio->pressed = 1;
}
if ((radio->pressed == 1) && (radio->flag==0))
{
tmp = (UI_GADGET *)radio->next;
while (tmp != (UI_GADGET *)radio )
{
if (tmp->kind==4)
{
tmpr = (UI_GADGET_RADIO *)tmp;
if ((tmpr->group == radio->group ) && (tmpr->flag) )
{
tmpr->flag = 0;
tmpr->status = 1;
tmpr->pressed = 0;
}
}
tmp = tmp->next;
}
radio->flag = 1;
ui_gadget_send_event(dlg, EVENT_UI_GADGET_PRESSED, (UI_GADGET *)radio);
rval = 1;
}
if (event->type == EVENT_WINDOW_DRAW)
ui_draw_radio( dlg, radio );
return rval;
}
void ui_radio_set_value(UI_GADGET_RADIO *radio, int value)
{
UI_GADGET_RADIO *tmp;
value = value != 0;
if (radio->flag == value)
return;
radio->flag = value;
radio->status = 1; // redraw
tmp = (UI_GADGET_RADIO *) radio->next;
while (tmp != radio)
{
if ((tmp->kind == 4) && (tmp->group == radio->group) && tmp->flag)
{
tmp->flag = 0;
tmp->status = 1;
}
tmp = (UI_GADGET_RADIO *) tmp->next;
}
}
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