2006-03-20 17:12:09 +00:00
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/*
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2014-06-01 17:55:23 +00:00
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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2006-03-20 17:12:09 +00:00
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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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2010-12-24 04:34:30 +00:00
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/*
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*
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* Routines for manipulating the button gadgets.
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*
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*/
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2006-03-20 17:12:09 +00:00
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#include <stdlib.h>
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#include <string.h>
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2013-12-05 00:10:35 +00:00
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#include "strutil.h"
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2006-03-20 17:12:09 +00:00
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#include "u_mem.h"
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2012-07-01 02:54:33 +00:00
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#include "maths.h"
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2006-03-20 17:12:09 +00:00
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#include "pstypes.h"
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2011-10-25 01:39:35 +00:00
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#include "event.h"
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2006-03-20 17:12:09 +00:00
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#include "gr.h"
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#include "ui.h"
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2011-11-05 09:08:17 +00:00
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#include "mouse.h"
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2006-03-20 17:12:09 +00:00
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#include "key.h"
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2015-12-13 18:00:49 +00:00
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namespace dcx {
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2015-12-05 22:57:24 +00:00
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2006-03-20 17:12:09 +00:00
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#define Middle(x) ((2*(x)+1)/4)
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#define BUTTON_EXTRA_WIDTH 15
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#define BUTTON_EXTRA_HEIGHT 2
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int ui_button_any_drawn = 0;
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2017-02-11 21:42:34 +00:00
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void ui_get_button_size(const grs_font &cv_font, const char *text, int &width, int &height)
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2006-03-20 17:12:09 +00:00
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{
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2017-02-11 21:42:34 +00:00
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gr_get_string_size(cv_font, text, &width, &height, nullptr);
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width += BUTTON_EXTRA_WIDTH * 2 + 6;
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height += BUTTON_EXTRA_HEIGHT * 2 + 6;
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2006-03-20 17:12:09 +00:00
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}
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2012-03-03 12:19:15 +00:00
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void ui_draw_button(UI_DIALOG *dlg, UI_GADGET_BUTTON * button)
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2006-03-20 17:12:09 +00:00
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{
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2012-03-31 12:25:09 +00:00
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#if 0 //ndef OGL
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2006-03-20 17:12:09 +00:00
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if ((button->status==1) || (button->position != button->oldposition))
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2012-03-31 10:36:07 +00:00
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#endif
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2006-03-20 17:12:09 +00:00
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{
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ui_button_any_drawn = 1;
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gr_set_current_canvas( button->canvas );
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2016-02-12 04:02:28 +00:00
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color_t color = 0;
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2006-03-20 17:12:09 +00:00
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2017-02-11 21:42:34 +00:00
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gr_set_fontcolor(*grd_curcanv, dlg->keyboard_focus_gadget == button
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? CRED
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: (!button->user_function && button->dim_if_no_function
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? CGREY
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: CBLACK
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), -1);
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2006-03-20 17:12:09 +00:00
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button->status = 0;
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2017-02-11 21:42:34 +00:00
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if (!button->text.empty())
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2006-03-20 17:12:09 +00:00
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{
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2017-02-11 21:42:34 +00:00
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unsigned offset;
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2017-02-11 21:42:34 +00:00
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if (button->position == 0)
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2014-09-07 21:21:57 +00:00
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{
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2017-02-11 21:42:35 +00:00
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ui_draw_box_out(*grd_curcanv, 0, 0, button->width-1, button->height-1);
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2017-02-11 21:42:34 +00:00
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offset = 0;
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2017-02-11 21:42:34 +00:00
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}
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else
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{
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2017-02-11 21:42:36 +00:00
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ui_draw_box_in(*grd_curcanv, 0, 0, button->width-1, button->height-1);
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2017-02-11 21:42:34 +00:00
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offset = 1;
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2017-02-11 21:42:34 +00:00
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}
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2017-02-11 21:42:36 +00:00
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ui_string_centered(*grd_curcanv, Middle(button->width) + offset, Middle(button->height) + offset, button->text.c_str());
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2017-02-11 21:42:34 +00:00
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} else {
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2017-02-11 21:42:34 +00:00
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unsigned left, top, right, bottom;
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2017-02-11 21:42:34 +00:00
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if (button->position == 0)
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{
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2017-02-11 21:42:34 +00:00
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left = top = 1;
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right = button->width - 1;
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bottom = button->height - 1;
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2017-02-11 21:42:34 +00:00
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}
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else
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{
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2017-02-11 21:42:34 +00:00
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left = top = 2;
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right = button->width;
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bottom = button->height;
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2017-02-11 21:42:34 +00:00
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}
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2017-02-11 21:42:34 +00:00
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gr_rect(*grd_curcanv, 0, 0, button->width, button->height, CBLACK);
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gr_rect(*grd_curcanv, left, top, right, bottom, color);
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2006-03-20 17:12:09 +00:00
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}
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}
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}
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2014-12-20 04:36:10 +00:00
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std::unique_ptr<UI_GADGET_BUTTON> ui_add_gadget_button(UI_DIALOG * dlg, short x, short y, short w, short h, const char * text, int (*function_to_call)())
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2006-03-20 17:12:09 +00:00
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{
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2014-12-20 04:36:10 +00:00
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std::unique_ptr<UI_GADGET_BUTTON> button{ui_gadget_add<UI_GADGET_BUTTON>( dlg, x, y, x+w-1, y+h-1)};
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2006-03-20 17:12:09 +00:00
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if ( text )
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{
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2014-09-07 21:21:57 +00:00
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button->text = text;
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2006-03-20 17:12:09 +00:00
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} else {
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2014-09-07 21:21:57 +00:00
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button->text.clear();
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2006-03-20 17:12:09 +00:00
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}
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button->width = w;
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button->height = h;
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button->position = 0;
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button->oldposition = 0;
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button->pressed = 0;
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button->user_function = function_to_call;
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button->user_function1 = NULL;
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button->hotkey1= -1;
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button->dim_if_no_function = 0;
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return button;
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}
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2014-10-04 21:47:13 +00:00
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window_event_result ui_button_do(UI_DIALOG *dlg, UI_GADGET_BUTTON * button,const d_event &event)
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2006-03-20 17:12:09 +00:00
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{
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2014-08-06 02:10:49 +00:00
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window_event_result rval = window_event_result::ignored;
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2011-10-25 01:39:35 +00:00
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2006-03-20 17:12:09 +00:00
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button->oldposition = button->position;
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2011-11-05 09:08:17 +00:00
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button->pressed = 0;
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2006-03-20 17:12:09 +00:00
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2014-10-04 21:47:13 +00:00
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if (event.type == EVENT_MOUSE_BUTTON_DOWN || event.type == EVENT_MOUSE_BUTTON_UP)
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2006-03-20 17:12:09 +00:00
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{
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2011-11-05 09:08:17 +00:00
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int OnMe;
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2006-03-20 17:12:09 +00:00
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2014-10-04 22:13:47 +00:00
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OnMe = ui_mouse_on_gadget( button );
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2006-03-20 17:12:09 +00:00
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2011-11-05 09:08:17 +00:00
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if (B1_JUST_PRESSED && OnMe)
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{
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button->position = 1;
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2014-08-06 02:10:49 +00:00
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rval = window_event_result::handled;
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2011-11-05 09:08:17 +00:00
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}
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else if (B1_JUST_RELEASED)
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{
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if ((button->position == 1) && OnMe)
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button->pressed = 1;
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2006-03-20 17:12:09 +00:00
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2011-11-05 09:08:17 +00:00
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button->position = 0;
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}
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2006-03-20 17:12:09 +00:00
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}
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2014-10-04 21:47:13 +00:00
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if (event.type == EVENT_KEY_COMMAND)
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2011-11-05 09:08:17 +00:00
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{
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int keypress;
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keypress = event_key_get(event);
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2006-03-20 17:12:09 +00:00
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2011-11-05 09:08:17 +00:00
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if ((keypress == button->hotkey) ||
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((keypress == button->hotkey1) && button->user_function1) ||
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2014-10-04 22:13:47 +00:00
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((dlg->keyboard_focus_gadget==button) && ((keypress==KEY_SPACEBAR) || (keypress==KEY_ENTER)) ))
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2011-11-05 09:08:17 +00:00
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{
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2006-03-20 17:12:09 +00:00
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button->position = 2;
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2014-08-06 02:10:49 +00:00
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rval = window_event_result::handled;
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2011-11-05 09:08:17 +00:00
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}
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}
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2014-10-04 21:47:13 +00:00
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else if (event.type == EVENT_KEY_RELEASE)
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2011-11-05 09:08:17 +00:00
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{
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int keypress;
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keypress = event_key_get(event);
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button->position = 0;
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2006-03-20 17:12:09 +00:00
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2011-11-05 09:08:17 +00:00
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if ((keypress == button->hotkey) ||
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2014-10-04 22:13:47 +00:00
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((dlg->keyboard_focus_gadget==button) && ((keypress==KEY_SPACEBAR) || (keypress==KEY_ENTER)) ))
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2006-03-20 17:12:09 +00:00
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button->pressed = 1;
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2011-11-05 09:08:17 +00:00
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if ((keypress == button->hotkey1) && button->user_function1)
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{
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button->user_function1();
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2014-08-06 02:10:49 +00:00
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rval = window_event_result::handled;
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2011-11-05 09:08:17 +00:00
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}
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2006-03-20 17:12:09 +00:00
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}
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2014-10-04 21:47:13 +00:00
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if (event.type == EVENT_WINDOW_DRAW)
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2012-03-31 10:36:07 +00:00
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ui_draw_button( dlg, button );
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2006-03-20 17:12:09 +00:00
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if (button->pressed && button->user_function )
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{
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2011-09-26 23:31:19 +00:00
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button->user_function();
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2014-08-06 02:10:49 +00:00
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return window_event_result::handled;
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2006-03-20 17:12:09 +00:00
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}
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2012-03-03 12:19:15 +00:00
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else if (button->pressed)
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{
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2016-10-27 11:42:48 +00:00
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rval = ui_gadget_send_event(dlg, EVENT_UI_GADGET_PRESSED, button);
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if (rval == window_event_result::ignored)
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rval = window_event_result::handled;
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2012-03-03 12:19:15 +00:00
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}
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2011-10-25 01:39:35 +00:00
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return rval;
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2006-03-20 17:12:09 +00:00
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}
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2015-12-05 22:57:24 +00:00
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}
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