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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_VIEWS_AUTOFILL_POPUP_POPUP_ROW_WITH_BUTTON_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_AUTOFILL_POPUP_POPUP_ROW_WITH_BUTTON_VIEW_H_
#include <memory>
#include <optional>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/scoped_observation.h"
#include "chrome/browser/ui/views/autofill/popup/popup_row_view.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/view_observer.h"
namespace content {
struct NativeWebKeyboardEvent;
} // namespace content
namespace views {
class ImageButton;
} // namespace views
namespace autofill {
class AutofillPopupController;
class PopupRowContentView;
// Receives notifications of mouse enter/exit events of the button.
class ButtonDelegate {
public:
virtual void OnMouseEnteredButton() = 0;
virtual void OnMouseExitedButton() = 0;
};
// A class for a single selectable popup cell that also has a button.
class PopupRowWithButtonView : public PopupRowView, public ButtonDelegate {
METADATA_HEADER(PopupRowWithButtonView, PopupRowView)
public:
// Determines under which conditions the button (if there is one) is visible.
enum class ButtonVisibility : uint8_t {
// The button is only visible if the cell or the button are selected or
// hovered.
kShowOnHoverOrSelect,
// The button is always visible.
kShowAlways
};
// Determines whether the suggestion is communicated as "selected" or "not
// selected" to the controller when the button is selected.
enum class ButtonSelectBehavior : uint8_t {
// When the button is selected, the suggestion does not count as selected
// (and, for example, the content is not previewed).
kUnselectSuggestion,
// When the button is selected, the suggestion is also selected.
kSelectSuggestion
};
PopupRowWithButtonView(
AccessibilitySelectionDelegate& a11y_selection_delegate,
SelectionDelegate& selection_delegate,
base::WeakPtr<AutofillPopupController> controller,
int line_number,
std::unique_ptr<PopupRowContentView> content_view,
std::unique_ptr<views::ImageButton> button,
ButtonVisibility button_visibility,
ButtonSelectBehavior button_select_behavior);
PopupRowWithButtonView(const PopupRowWithButtonView&) = delete;
PopupRowWithButtonView& operator=(const PopupRowWithButtonView&) = delete;
~PopupRowWithButtonView() override;
views::ImageButton* GetButtonForTest() { return button_; }
bool GetButtonFocusedForTest() {
return focused_part_ == RowWithButtonPart::kButton;
}
// Returns the view that contains the button or `nullptr` if no button is set.
views::View* GetButtonContainer();
// PopupRowView:
void SetSelectedCell(std::optional<CellType> cell) override;
// Handles key press events coming from the parent class. Returns false if
// the parent should handle it.
bool HandleKeyPressEvent(const input::NativeWebKeyboardEvent& event) override;
private:
// Enumerates logical parts of the row. Used for accessibility and arrow
// navigation purposes.
enum class RowWithButtonPart {
kContent,
kButton,
};
// ButtonDelegate:
void OnMouseEnteredButton() override;
void OnMouseExitedButton() override;
// Sets the `focused_part_` property and calls `SelectSuggestion()` on
// the controller according to the focused part.
void UpdateFocusedPartAndSelectedSuggestion(
std::optional<RowWithButtonPart> part);
void HandleKeyPressEventFocusOnButton();
void HandleKeyPressEventFocusOnContent();
// Returns whether the button (if there is one) should be visible.
bool ShouldButtonBeVisible() const;
raw_ptr<views::ImageButton> button_ = nullptr;
raw_ptr<views::View> button_placeholder_ = nullptr;
// Defines the part of the row that is currently highlighted and accepts
// user input.
std::optional<RowWithButtonPart> focused_part_;
const ButtonVisibility button_visibility_;
const ButtonSelectBehavior button_select_behavior_;
};
} // namespace autofill
#endif // CHROME_BROWSER_UI_VIEWS_AUTOFILL_POPUP_POPUP_ROW_WITH_BUTTON_VIEW_H_
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