ladybird/Servers/WindowServer/MenuManager.h
Shannon Booth 088d7be19c WindowServer: Stop exposing open_menu_stack in MenuManager
The open menu stack is an internal data structure that outside classes
shouldn't really need to know about. Add MenuManager::has_open_menu()
so that the WindowManager can still know whether a menu is open or not.
2020-02-20 15:11:31 +01:00

126 lines
3.7 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "Menu.h"
#include "MenuBar.h"
#include "Window.h"
#include <AK/HashMap.h>
#include <LibCore/Object.h>
namespace WindowServer {
class MenuManager final : public Core::Object {
C_OBJECT(MenuManager)
public:
static MenuManager& the();
MenuManager();
virtual ~MenuManager() override;
void refresh();
bool is_open(const Menu&) const;
bool has_open_menu() const { return !m_open_menu_stack.is_empty(); }
Gfx::Rect menubar_rect() const;
static int menubar_menu_margin() { return 16; }
void set_needs_window_resize();
Menu* current_menu() { return m_current_menu.ptr(); }
void set_current_menu(Menu*, bool is_submenu = false);
void open_menu(Menu&);
void toggle_menu(Menu&);
MenuBar* current_menubar() { return m_current_menubar.ptr(); }
void set_current_menubar(MenuBar*);
void close_menubar(MenuBar&);
void close_bar();
void close_everyone();
void close_everyone_not_in_lineage(Menu&);
void close_menu_and_descendants(Menu&);
void close_all_menus_from_client(Badge<ClientConnection>, ClientConnection&);
void toggle_system_menu()
{
if (m_system_menu)
toggle_menu(*m_system_menu);
}
Menu* system_menu() { return m_system_menu; }
void set_system_menu(Menu&);
int theme_index() const { return m_theme_index; }
Window& window() { return *m_window; }
template<typename Callback>
void for_each_active_menubar_menu(Callback callback)
{
if (system_menu()) {
if (callback(*system_menu()) == IterationDecision::Break)
return;
}
if (m_current_menubar)
m_current_menubar->for_each_menu(callback);
}
void did_change_theme();
private:
const Gfx::Font& menu_font() const;
const Gfx::Font& app_menu_font() const;
void close_menus(const Vector<Menu*>&);
const Window& window() const { return *m_window; }
virtual void event(Core::Event&) override;
void handle_mouse_event(MouseEvent&);
void handle_menu_mouse_event(Menu&, const MouseEvent&);
void draw();
RefPtr<Window> m_window;
WeakPtr<Menu> m_current_menu;
Vector<WeakPtr<Menu>> m_open_menu_stack;
WeakPtr<Menu> m_system_menu;
bool m_needs_window_resize { false };
bool m_bar_open { false };
int m_theme_index { 0 };
WeakPtr<MenuBar> m_current_menubar;
};
}