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/*
* 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 <AK/Badge.h>
#include <AK/Function.h>
#include <AK/HashTable.h>
#include <AK/NonnullRefPtr.h>
#include <AK/RefCounted.h>
#include <AK/String.h>
#include <AK/WeakPtr.h>
#include <AK/Weakable.h>
#include <LibCore/Object.h>
#include <LibGUI/Forward.h>
#include <LibGUI/Shortcut.h>
#include <LibGfx/Forward.h>
namespace GUI {
namespace CommonActions {
NonnullRefPtr<Action> make_open_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_undo_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_redo_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_cut_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_copy_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_paste_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_delete_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_move_to_front_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_move_to_back_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_fullscreen_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_quit_action(Function<void(Action&)>);
NonnullRefPtr<Action> make_go_back_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_go_forward_action(Function<void(Action&)>, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_go_home_action(Function<void(Action&)> callback, Core::Object* parent = nullptr);
NonnullRefPtr<Action> make_reload_action(Function<void(Action&)>, Core::Object* parent = nullptr);
};
class Action final : public Core::Object {
C_OBJECT(Action)
public:
enum class ShortcutScope {
None,
WidgetLocal,
WindowLocal,
ApplicationGlobal,
};
static NonnullRefPtr<Action> create(const StringView& text, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, move(callback), parent));
}
static NonnullRefPtr<Action> create(const StringView& text, RefPtr<Gfx::Bitmap>&& icon, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, move(icon), move(callback), parent));
}
static NonnullRefPtr<Action> create(const StringView& text, const Shortcut& shortcut, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, shortcut, move(callback), parent));
}
static NonnullRefPtr<Action> create(const StringView& text, const Shortcut& shortcut, RefPtr<Gfx::Bitmap>&& icon, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, shortcut, move(icon), move(callback), parent));
}
static NonnullRefPtr<Action> create_checkable(const StringView& text, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, move(callback), parent, true));
}
static NonnullRefPtr<Action> create_checkable(const StringView& text, RefPtr<Gfx::Bitmap>&& icon, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, move(icon), move(callback), parent, true));
}
static NonnullRefPtr<Action> create_checkable(const StringView& text, const Shortcut& shortcut, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, shortcut, move(callback), parent, true));
}
static NonnullRefPtr<Action> create_checkable(const StringView& text, const Shortcut& shortcut, RefPtr<Gfx::Bitmap>&& icon, Function<void(Action&)> callback, Core::Object* parent = nullptr)
{
return adopt(*new Action(text, shortcut, move(icon), move(callback), parent, true));
}
virtual ~Action() override;
String text() const { return m_text; }
Shortcut shortcut() const { return m_shortcut; }
const Gfx::Bitmap* icon() const { return m_icon.ptr(); }
void set_icon(const Gfx::Bitmap*);
const Core::Object* activator() const { return m_activator.ptr(); }
Core::Object* activator() { return m_activator.ptr(); }
Function<void(Action&)> on_activation;
void activate(Core::Object* activator = nullptr);
bool is_enabled() const { return m_enabled; }
void set_enabled(bool);
bool is_checkable() const { return m_checkable; }
void set_checkable(bool checkable) { m_checkable = checkable; }
bool is_checked() const
{
ASSERT(is_checkable());
return m_checked;
}
void set_checked(bool);
void register_button(Badge<Button>, Button&);
void unregister_button(Badge<Button>, Button&);
void register_menu_item(Badge<MenuItem>, MenuItem&);
void unregister_menu_item(Badge<MenuItem>, MenuItem&);
const ActionGroup* group() const { return m_action_group.ptr(); }
void set_group(Badge<ActionGroup>, ActionGroup*);
private:
virtual bool is_action() const override { return true; }
Action(const StringView& text, Function<void(Action&)> = nullptr, Core::Object* = nullptr, bool checkable = false);
Action(const StringView& text, const Shortcut&, Function<void(Action&)> = nullptr, Core::Object* = nullptr, bool checkable = false);
Action(const StringView& text, const Shortcut&, RefPtr<Gfx::Bitmap>&& icon, Function<void(Action&)> = nullptr, Core::Object* = nullptr, bool checkable = false);
Action(const StringView& text, RefPtr<Gfx::Bitmap>&& icon, Function<void(Action&)> = nullptr, Core::Object* = nullptr, bool checkable = false);
template<typename Callback>
void for_each_toolbar_button(Callback);
template<typename Callback>
void for_each_menu_item(Callback);
String m_text;
RefPtr<Gfx::Bitmap> m_icon;
Shortcut m_shortcut;
bool m_enabled { true };
bool m_checkable { false };
bool m_checked { false };
ShortcutScope m_scope { ShortcutScope::None };
HashTable<Button*> m_buttons;
HashTable<MenuItem*> m_menu_items;
WeakPtr<ActionGroup> m_action_group;
WeakPtr<Core::Object> m_activator;
};
}
template<>
inline bool Core::is<GUI::Action>(const Core::Object& object)
{
return object.is_action();
}
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