unused/ui/radio.c

   1 /*
   2 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   3 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   4 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   5 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   6 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   7 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   8 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
   9 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  10 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  11 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  12 */
  13
  14 #pragma off (unreferenced)
  15 static char rcsid[] = "$Id: radio.c,v 1.1.1.1 2001-01-19 03:30:14 bradleyb Exp $";
  16 #pragma on (unreferenced)
  17 #include <stdlib.h>
  18 #include <string.h>
  19
  20 #include "fix.h"
  21 #include "types.h"
  22 #include "gr.h"
  23 #include "ui.h"
  24 #include "key.h"
  25
  26 #include "mono.h"
  27
  28 #define Middle(x) ((2*(x)+1)/4)
  29
  30 void ui_draw_radio( UI_GADGET_RADIO * radio )
  31 {
  32
  33         if ((radio->status==1) || (radio->position != radio->oldposition))
  34         {
  35                 radio->status = 0;
  36
  37                 ui_mouse_hide();
  38                 gr_set_current_canvas( radio->canvas );
  39
  40                 if (radio->flag)
  41                         gr_set_fontcolor( CRED, -1 );
  42                 else
  43                         gr_set_fontcolor( CBLACK, -1 );
  44
  45                 if (radio->position == 0 )
  46                 {
  47                         ui_draw_box_out( 0, 0, radio->width-1, radio->height-1 );
  48                         ui_string_centered(  Middle(radio->width), Middle(radio->height), "þ" );
  49                 } else {
  50                         ui_draw_box_in( 0, 0, radio->width-1, radio->height-1 );
  51                         ui_string_centered(  Middle(radio->width)+1, Middle(radio->height)+1, "þ" );
  52                 }
  53
  54                 if (CurWindow->keyboard_focus_gadget == (UI_GADGET *)radio)
  55                         gr_set_fontcolor( CRED, CWHITE );
  56                 else
  57                         gr_set_fontcolor( CBLACK, CWHITE );
  58
  59                 gr_ustring( radio->width+4, 2, radio->text );
  60
  61                 ui_mouse_show();
  62         }
  63 }
  64
  65
  66 UI_GADGET_RADIO * ui_add_gadget_radio( UI_WINDOW * wnd, short x, short y, short w, short h, short group, char * text )
  67 {
  68         UI_GADGET_RADIO * radio;
  69
  70         radio = (UI_GADGET_RADIO *)ui_gadget_add( wnd, 4, x, y, x+w-1, y+h-1 );
  71
  72         radio->text = strdup(text);
  73         radio->width = w;
  74         radio->height = h;
  75         radio->position = 0;
  76         radio->oldposition = 0;
  77         radio->pressed = 0;
  78         radio->flag = 0;
  79         radio->group = group;
  80
  81         return radio;
  82
  83 }
  84
  85
  86 void ui_radio_do( UI_GADGET_RADIO * radio, int keypress )
  87 {
  88         UI_GADGET * tmp;
  89         UI_GADGET_RADIO * tmpr;
  90         int OnMe, ButtonLastSelected;
  91         keypress  = keypress;
  92
  93         OnMe = ui_mouse_on_gadget( (UI_GADGET *)radio );
  94
  95         radio->oldposition = radio->position;
  96
  97         if (selected_gadget != NULL)
  98         {
  99                 if (selected_gadget->kind==4)
 100                         ButtonLastSelected = 1;
 101                 else
 102                         ButtonLastSelected = 0;
 103         } else
 104                 ButtonLastSelected = 1;
 105
 106
 107         if ( B1_PRESSED && OnMe && ButtonLastSelected )
 108         {
 109
 110                 radio->position = 1;
 111         } else  {
 112                 radio->position = 0;
 113         }
 114
 115
 116         if ((CurWindow->keyboard_focus_gadget==(UI_GADGET *)radio) && (keyd_pressed[KEY_SPACEBAR] || keyd_pressed[KEY_ENTER] ) )
 117                 radio->position = 2;
 118
 119         if ((radio->position==0) && (radio->oldposition==1) && OnMe )
 120                 radio->pressed = 1;
 121         else if ((radio->position==0) && (radio->oldposition==2) && (CurWindow->keyboard_focus_gadget==(UI_GADGET *)radio) )
 122                 radio->pressed = 1;
 123         else
 124                 radio->pressed = 0;
 125
 126         if ((radio->pressed == 1) && (radio->flag==0))
 127         {
 128                 tmp = (UI_GADGET *)radio->next;
 129
 130                 while (tmp != (UI_GADGET *)radio )
 131                 {
 132                         if (tmp->kind==4)
 133                         {
 134                                 tmpr = (UI_GADGET_RADIO *)tmp;
 135                                 if ((tmpr->group == radio->group ) && (tmpr->flag) )
 136                                 {
 137                                         tmpr->flag = 0;
 138                                         tmpr->status = 1;
 139                                         tmpr->pressed = 0;
 140                                 }
 141                         }
 142                         tmp = tmp->next;
 143                 }
 144                 radio->flag = 1;
 145         }
 146
 147         ui_draw_radio( radio );
 148
 149 }
 150
 151