195 lines
4.3 KiB
C++
195 lines
4.3 KiB
C++
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Radio box gadget stuff.
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*
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "maths.h"
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#include "pstypes.h"
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#include "event.h"
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#include "gr.h"
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#include "ui.h"
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#include "mouse.h"
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#include "key.h"
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#include "u_mem.h"
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#include "strutil.h"
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#define Middle(x) ((2*(x)+1)/4)
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void ui_draw_radio( UI_DIALOG *dlg, UI_GADGET_RADIO * radio )
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{
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#if 0 //ndef OGL
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if ((radio->status==1) || (radio->position != radio->oldposition))
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#endif
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{
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radio->status = 0;
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gr_set_current_canvas( radio->canvas );
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if (dlg->keyboard_focus_gadget == (UI_GADGET *) radio)
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gr_set_fontcolor(CRED, -1);
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else
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gr_set_fontcolor(CBLACK, -1);
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if (radio->position == 0 )
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{
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ui_draw_box_out( 0, 0, radio->width-1, radio->height-1 );
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if (radio->flag)
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ui_string_centered(Middle(radio->width), Middle(radio->height), "O");
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else
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ui_string_centered(Middle(radio->width), Middle(radio->height), " ");
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} else {
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ui_draw_box_in( 0, 0, radio->width-1, radio->height-1 );
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if (radio->flag)
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ui_string_centered(Middle(radio->width) + 1, Middle(radio->height) + 1, "O");
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else
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ui_string_centered(Middle(radio->width) + 1, Middle(radio->height) + 1, " ");
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}
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gr_ustring( radio->width+4, 2, radio->text );
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}
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}
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UI_GADGET_RADIO * ui_add_gadget_radio( UI_DIALOG * dlg, short x, short y, short w, short h, short group, const char * text )
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{
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UI_GADGET_RADIO * radio;
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radio = (UI_GADGET_RADIO *)ui_gadget_add( dlg, 4, x, y, x+w-1, y+h-1 );
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radio->text = d_strdup(text);
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radio->width = w;
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radio->height = h;
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radio->position = 0;
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radio->oldposition = 0;
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radio->pressed = 0;
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radio->flag = 0;
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radio->group = group;
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return radio;
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}
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int ui_radio_do( UI_DIALOG *dlg, UI_GADGET_RADIO * radio, d_event *event )
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{
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UI_GADGET * tmp;
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UI_GADGET_RADIO * tmpr;
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int rval = 0;
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radio->oldposition = radio->position;
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radio->pressed = 0;
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if (event->type == EVENT_MOUSE_BUTTON_DOWN || event->type == EVENT_MOUSE_BUTTON_UP)
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{
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int OnMe;
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OnMe = ui_mouse_on_gadget( (UI_GADGET *)radio );
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if ( B1_JUST_PRESSED && OnMe)
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{
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radio->position = 1;
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rval = 1;
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}
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else if (B1_JUST_RELEASED)
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{
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if ((radio->position==1) && OnMe)
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radio->pressed = 1;
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radio->position = 0;
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}
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}
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if (event->type == EVENT_KEY_COMMAND)
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{
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int key;
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key = event_key_get(event);
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if ((dlg->keyboard_focus_gadget==(UI_GADGET *)radio) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
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{
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radio->position = 2;
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rval = 1;
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}
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}
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else if (event->type == EVENT_KEY_RELEASE)
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{
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int key;
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key = event_key_get(event);
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radio->position = 0;
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if ((dlg->keyboard_focus_gadget==(UI_GADGET *)radio) && ((key==KEY_SPACEBAR) || (key==KEY_ENTER)) )
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radio->pressed = 1;
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}
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if ((radio->pressed == 1) && (radio->flag==0))
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{
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tmp = (UI_GADGET *)radio->next;
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while (tmp != (UI_GADGET *)radio )
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{
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if (tmp->kind==4)
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{
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tmpr = (UI_GADGET_RADIO *)tmp;
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if ((tmpr->group == radio->group ) && (tmpr->flag) )
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{
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tmpr->flag = 0;
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tmpr->status = 1;
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tmpr->pressed = 0;
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}
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}
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tmp = tmp->next;
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}
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radio->flag = 1;
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ui_gadget_send_event(dlg, EVENT_UI_GADGET_PRESSED, (UI_GADGET *)radio);
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rval = 1;
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}
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if (event->type == EVENT_WINDOW_DRAW)
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ui_draw_radio( dlg, radio );
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return rval;
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}
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void ui_radio_set_value(UI_GADGET_RADIO *radio, int value)
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{
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UI_GADGET_RADIO *tmp;
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value = value != 0;
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if (radio->flag == value)
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return;
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radio->flag = value;
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radio->status = 1; // redraw
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tmp = (UI_GADGET_RADIO *) radio->next;
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while (tmp != radio)
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{
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if ((tmp->kind == 4) && (tmp->group == radio->group) && tmp->flag)
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{
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tmp->flag = 0;
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tmp->status = 1;
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}
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tmp = (UI_GADGET_RADIO *) tmp->next;
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}
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}
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