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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.
*/
#include <stdlib.h>
#include <string.h>
#include "u_mem.h"
#include "fix.h"
#include "pstypes.h"
#include "event.h"
#include "gr.h"
#include "ui.h"
#include "mouse.h"
#include "key.h"
#define Middle(x) ((2*(x)+1)/4)
void ui_draw_checkbox( UI_DIALOG *dlg, UI_GADGET_CHECKBOX * checkbox )
{
#if 0 //ndef OGL
if ((checkbox->status==1) || (checkbox->position != checkbox->oldposition))
#endif
{
checkbox->status = 0;
gr_set_current_canvas( checkbox->canvas );
if (dlg->keyboard_focus_gadget == (UI_GADGET *)checkbox)
gr_set_fontcolor( CRED, -1 );
else
gr_set_fontcolor( CBLACK, -1 );
if (checkbox->position == 0 )
{
ui_draw_box_out( 0, 0, checkbox->width-1, checkbox->height-1 );
if (checkbox->flag)
ui_string_centered( Middle(checkbox->width), Middle(checkbox->height), "X" );
else
ui_string_centered( Middle(checkbox->width), Middle(checkbox->height), " " );
} else {
ui_draw_box_in( 0, 0, checkbox->width-1, checkbox->height-1 );
if (checkbox->flag)
ui_string_centered( Middle(checkbox->width)+1, Middle(checkbox->height)+1, "X" );
else
ui_string_centered( Middle(checkbox->width)+1, Middle(checkbox->height)+1, " " );
}
gr_ustring( checkbox->width+4, 2, checkbox->text );
}
}
UI_GADGET_CHECKBOX * ui_add_gadget_checkbox( UI_DIALOG * dlg, short x, short y, short w, short h, short group, char * text )
{
UI_GADGET_CHECKBOX * checkbox;
checkbox = (UI_GADGET_CHECKBOX *)ui_gadget_add( dlg, 5, x, y, x+w-1, y+h-1 );
checkbox->text = d_malloc(strlen(text) + 5);
strcpy(checkbox->text,text);
checkbox->width = w;
checkbox->height = h;
checkbox->position = 0;
checkbox->oldposition = 0;
checkbox->pressed = 0;
checkbox->flag = 0;
checkbox->group = group;
return checkbox;
}
int ui_checkbox_do( UI_DIALOG *dlg, UI_GADGET_CHECKBOX * checkbox, d_event *event )
{
int rval = 0;
checkbox->oldposition = checkbox->position;
checkbox->pressed = 0;
if (event->type == EVENT_MOUSE_BUTTON_DOWN || event->type == EVENT_MOUSE_BUTTON_UP)
{
int OnMe;
OnMe = ui_mouse_on_gadget( (UI_GADGET *)checkbox );
if (B1_JUST_PRESSED && OnMe)
{
checkbox->position = 1;
rval = 1;
}
else if (B1_JUST_RELEASED)
{
if ((checkbox->position==1) && OnMe)
checkbox->pressed = 1;
checkbox->position = 0;
}
}
if (event->type == EVENT_KEY_COMMAND)
{
int key;
key = event_key_get(event);
if ((dlg->keyboard_focus_gadget==(UI_GADGET *)checkbox) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
{
checkbox->position = 2;
rval = 1;
}
}
else if (event->type == EVENT_KEY_RELEASE)
{
int key;
key = event_key_get(event);
checkbox->position = 0;
if ((dlg->keyboard_focus_gadget==(UI_GADGET *)checkbox) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
checkbox->pressed = 1;
}
if (checkbox->pressed == 1)
{
checkbox->flag ^= 1;
ui_gadget_send_event(dlg, EVENT_UI_GADGET_PRESSED, (UI_GADGET *)checkbox);
rval = 1;
}
if (event->type == EVENT_WINDOW_DRAW)
ui_draw_checkbox( dlg, checkbox );
return rval;
}
void ui_checkbox_check(UI_GADGET_CHECKBOX * checkbox, int check)
{
check = check != 0;
if (checkbox->flag == check)
return;
checkbox->flag = check;
checkbox->status = 1; // redraw
}
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