gui_window_win32.hpp

// Copyright Take Vos 2019, 2021-2022.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
 
#pragma once
 
#include "gui_window.hpp"
#include "../GFX/gfx_surface_vulkan.hpp"
#include <unordered_map>
 
struct HWND__;
using HWND = HWND__ *;
 
namespace hi::inline v1 {
 
class gui_window_win32 final : public gui_window {
public:
    using super = gui_window;
 
    HWND win32Window = nullptr;
 
    gui_window_win32(gui_system& gui, std::unique_ptr<widget_intf> widget) noexcept;
 
    ~gui_window_win32();
 
    void create_window(extent2 new_size) override;
    int windowProc(unsigned int uMsg, uint64_t wParam, int64_t lParam) noexcept;
 
    void set_cursor(mouse_cursor cursor) noexcept override;
    void close_window() override;
    void set_size_state(gui_window_size state) noexcept override;
    [[nodiscard]] aarectangle workspace_rectangle() const noexcept override;
    [[nodiscard]] aarectangle fullscreen_rectangle() const noexcept override;
    [[nodiscard]] hi::subpixel_orientation subpixel_orientation() const noexcept override;
    void open_system_menu() override;
    void set_window_size(extent2 extent) override;
    [[nodiscard]] std::optional<gstring> get_text_from_clipboard() const noexcept override;
    void put_text_on_clipboard(gstring_view str) const noexcept override;
 
private:
    static constexpr UINT_PTR move_and_resize_timer_id = 2;
 
    notifier<>::callback_token _setting_change_cbt;
    observer<std::string>::callback_token _selected_theme_cbt;
 
    TRACKMOUSEEVENT track_mouse_leave_event_parameters;
    bool tracking_mouse_leave_event = false;
    char32_t high_surrogate = 0;
    gui_event mouse_button_event;
    utc_nanoseconds multi_click_time_point;
    point2 multi_click_position;
    uint8_t multi_click_count;
 
    bool keymenu_pressed = false;
 
    void setOSWindowRectangleFromRECT(RECT aarectangle) noexcept;
 
    [[nodiscard]] keyboard_state get_keyboard_state() noexcept;
    [[nodiscard]] keyboard_modifiers get_keyboard_modifiers() noexcept;
 
    [[nodiscard]] char32_t handle_suragates(char32_t c) noexcept;
    [[nodiscard]] gui_event create_mouse_event(unsigned int uMsg, uint64_t wParam, int64_t lParam) noexcept;
 
    friend LRESULT CALLBACK _WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) noexcept;
};
 
} // namespace hi::inline v1