106 lines
2.4 KiB
C++
106 lines
2.4 KiB
C++
/*
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* This file is part of the DXX-Rebirth project <https://www.dxx-rebirth.com/>.
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* It is copyright by its individual contributors, as recorded in the
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* project's Git history. See COPYING.txt at the top level for license
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* terms and a link to the Git history.
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*/
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/*
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* A 'window' is simply a canvas that can receive events.
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* It can be anything from a simple message box to the
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* game screen when playing.
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*
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* See event.c for event handling code.
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*
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* -kreator 2009-05-06
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*/
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#pragma once
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#include "dxxsconf.h"
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#include "gr.h"
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#include "console.h"
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#include <assert.h>
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#include "fwd-window.h"
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#include "event.h"
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namespace dcx {
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class window
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{
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public:
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grs_subcanvas w_canv; // the window's canvas to draw to
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private:
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class window *prev; // the previous window in the doubly linked list
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class window *next = nullptr; // the next window in the doubly linked list
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uint8_t w_visible = 1; // whether it's visible
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uint8_t w_modal = 1; // modal = accept all user input exclusively
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bool *w_exists = nullptr; // optional pointer to a tracking variable
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public:
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explicit window(grs_canvas &src, int x, int y, int w, int h);
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window(const window &) = delete;
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window &operator=(const window &) = delete;
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virtual ~window();
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virtual window_event_result event_handler(const d_event &) = 0;
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void send_creation_events();
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friend int window_close(window *wind);
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friend window *window_get_front();
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friend window *window_get_first();
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friend void window_select(window &wind);
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#if !DXX_USE_OGL
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friend void window_update_canvases();
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#endif
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uint8_t is_visible() const
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{
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return w_visible;
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}
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window *set_visible(uint8_t visible);
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void set_modal(uint8_t modal)
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{
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w_modal = modal;
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}
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uint8_t is_modal() const
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{
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return w_modal;
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}
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window_event_result send_event(const d_event &event
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#if DXX_HAVE_CXX_BUILTIN_FILE_LINE
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, const char *file = __builtin_FILE(), unsigned line = __builtin_LINE()
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#endif
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);
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friend window *window_get_next(window &wind)
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{
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return wind.next;
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}
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friend window *window_get_prev(window &wind)
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{
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return wind.prev;
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}
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void track(bool *exists)
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{
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assert(w_exists == nullptr);
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w_exists = exists;
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}
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};
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void menu_destroy_hook(window *w);
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template <typename T1, typename... ConstructionArgs>
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T1 *window_create(ConstructionArgs &&... args)
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{
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auto r = std::make_unique<T1>(std::forward<ConstructionArgs>(args)...);
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r->send_creation_events();
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return r.release();
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}
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}
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