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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_RENDERER_HOST_POPUP_MENU_HELPER_MAC_H_
#define CONTENT_BROWSER_RENDERER_HOST_POPUP_MENU_HELPER_MAC_H_
#include <memory>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observation.h"
#include "content/common/content_export.h"
#include "content/common/render_widget_host_ns_view.mojom.h"
#include "content/public/browser/render_widget_host.h"
#include "content/public/browser/render_widget_host_observer.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "third_party/blink/public/mojom/choosers/popup_menu.mojom.h"
#include "ui/gfx/geometry/rect.h"
namespace content {
class RenderFrameHost;
class RenderFrameHostImpl;
class RenderWidgetHostViewMac;
class PopupMenuHelper : public RenderWidgetHostObserver {
public:
class Delegate {
public:
virtual void OnMenuClosed() = 0;
};
// Creates a PopupMenuHelper that will notify |render_frame_host| when a user
// selects or cancels the popup. |delegate| is notified when the menu is
// closed.
PopupMenuHelper(
Delegate* delegate,
RenderFrameHost* render_frame_host,
mojo::PendingRemote<blink::mojom::PopupMenuClient> popup_client);
PopupMenuHelper(const PopupMenuHelper&) = delete;
PopupMenuHelper& operator=(const PopupMenuHelper&) = delete;
~PopupMenuHelper() override;
void Hide();
// Shows the popup menu and notifies the RenderFrameHost of the selection/
// cancellation. This call is blocking.
void ShowPopupMenu(const gfx::Rect& bounds,
double item_font_size,
int selected_item,
std::vector<blink::mojom::MenuItemPtr> items,
bool right_aligned,
bool allow_multiple_selection);
private:
// RenderWidgetHostObserver implementation:
void RenderWidgetHostVisibilityChanged(RenderWidgetHost* widget_host,
bool became_visible) override;
void RenderWidgetHostDestroyed(RenderWidgetHost* widget_host) override;
void PopupMenuClosed(std::optional<uint32_t> selected_item);
RenderWidgetHostViewMac* GetRenderWidgetHostView() const;
raw_ptr<Delegate> delegate_; // Weak. Owns |this|.
base::ScopedObservation<RenderWidgetHost, RenderWidgetHostObserver>
observation_{this};
base::WeakPtr<RenderFrameHostImpl> render_frame_host_;
mojo::Remote<blink::mojom::PopupMenuClient> popup_client_;
bool popup_was_hidden_ = false;
mojo::Remote<remote_cocoa::mojom::PopupMenuRunner> remote_runner_;
base::WeakPtrFactory<PopupMenuHelper> weak_ptr_factory_{this};
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_POPUP_MENU_HELPER_MAC_H_
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