1 files changed, 76 insertions, 0 deletions
diff --git a/Userland/Libraries/LibGUI/Menu.h b/Userland/Libraries/LibGUI/Menu.h
new file mode 100644
index 0000000000..1031112830
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+++ b/Userland/Libraries/LibGUI/Menu.h
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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/NonnullOwnPtrVector.h>
+#include <AK/WeakPtr.h>
+#include <LibCore/Object.h>
+#include <LibGUI/Action.h>
+#include <LibGUI/Forward.h>
+#include <LibGfx/Forward.h>
+
+namespace GUI {
+
+class Menu final : public Core::Object {
+    C_OBJECT(Menu)
+public:
+    explicit Menu(const StringView& name = "");
+    virtual ~Menu() override;
+
+    void realize_menu_if_needed();
+
+    static Menu* from_menu_id(int);
+    int menu_id() const { return m_menu_id; }
+
+    const String& name() const { return m_name; }
+    const Gfx::Bitmap* icon() const { return m_icon.ptr(); }
+    void set_icon(const Gfx::Bitmap*);
+
+    Action* action_at(size_t);
+
+    void add_action(NonnullRefPtr<Action>);
+    void add_separator();
+    Menu& add_submenu(const String& name);
+
+    void popup(const Gfx::IntPoint& screen_position, const RefPtr<Action>& default_action = nullptr);
+    void dismiss();
+
+private:
+    friend class MenuBar;
+
+    int realize_menu(RefPtr<Action> default_action = nullptr);
+    void unrealize_menu();
+    void realize_if_needed(const RefPtr<Action>& default_action);
+
+    int m_menu_id { -1 };
+    String m_name;
+    RefPtr<Gfx::Bitmap> m_icon;
+    NonnullOwnPtrVector<MenuItem> m_items;
+    WeakPtr<Action> m_last_default_action;
+};
+
+}