/*
* Portions of this file are copyright Rebirth contributors and licensed as
* described in COPYING.txt.
* Portions of this file are copyright Parallax Software and licensed
* according to the Parallax license below.
* See COPYING.txt for license details.
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 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
*
* Radio box gadget stuff.
*
*/
#include <stdlib.h>
#include <string.h>
#include "maths.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"
namespace dcx {
#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 );
auto &canvas = *grd_curcanv;
gr_set_fontcolor(canvas, dlg->keyboard_focus_gadget == radio ? CRED : CBLACK, -1);
unsigned bias;
if (radio->position == 0 )
{
ui_draw_box_out(canvas, 0, 0, radio->width-1, radio->height-1);
bias = 0;
} else {
ui_draw_box_in(canvas, 0, 0, radio->width-1, radio->height-1);
bias = 1;
}
ui_string_centered(canvas, Middle(radio->width) + bias, Middle(radio->height) + bias, radio->flag ? "O" : " ");
gr_ustring(canvas, *canvas.cv_font, radio->width + 4, 2, radio->text.get());
}
}
std::unique_ptr<UI_GADGET_RADIO> ui_add_gadget_radio(UI_DIALOG * dlg, short x, short y, short w, short h, short group, const char * text)
{
std::unique_ptr<UI_GADGET_RADIO> radio{ui_gadget_add<UI_GADGET_RADIO>(dlg, x, y, x+w-1, y+h-1)};
radio->text = RAIIdmem<char[]>(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;
}
window_event_result ui_radio_do( UI_DIALOG *dlg, UI_GADGET_RADIO * radio,const d_event &event )
{
UI_GADGET * tmp;
radio->oldposition = radio->position;
radio->pressed = 0;
window_event_result rval = window_event_result::ignored;
if (event.type == EVENT_MOUSE_BUTTON_DOWN || event.type == EVENT_MOUSE_BUTTON_UP)
{
int OnMe;
OnMe = ui_mouse_on_gadget( radio );
if ( B1_JUST_PRESSED && OnMe)
{
radio->position = 1;
rval = window_event_result::handled;
}
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==radio) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
{
radio->position = 2;
rval = window_event_result::handled;
}
}
else if (event.type == EVENT_KEY_RELEASE)
{
int key;
key = event_key_get(event);
radio->position = 0;
if ((dlg->keyboard_focus_gadget==radio) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
radio->pressed = 1;
}
if ((radio->pressed == 1) && (radio->flag==0))
{
tmp = radio->next;
while (tmp != radio )
{
if (tmp->kind==UI_GADGET_RADIO::s_kind)
{
auto tmpr = static_cast<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;
rval = ui_gadget_send_event(dlg, EVENT_UI_GADGET_PRESSED, radio);
if (rval == window_event_result::ignored)
rval = window_event_result::handled;
}
if (event.type == EVENT_WINDOW_DRAW)
ui_draw_radio( dlg, radio );
return rval;
}
void ui_radio_set_value(UI_GADGET_RADIO *radio, int value)
{
value = value != 0;
if (radio->flag == value)
return;
radio->flag = value;
radio->status = 1; // redraw
for (auto tmp = radio; (tmp = static_cast<UI_GADGET_RADIO *>(tmp->next)) != radio;)
{
if ((tmp->kind == UI_GADGET_RADIO::s_kind) && (tmp->group == radio->group) && tmp->flag)
{
tmp->flag = 0;
tmp->status = 1;
}
}
}
}