// Copyright 2014 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_ASH_INPUT_METHOD_CANDIDATE_VIEW_H_
#define CHROME_BROWSER_UI_ASH_INPUT_METHOD_CANDIDATE_VIEW_H_
#include "base/gtest_prod_util.h"
#include "base/memory/raw_ptr.h"
#include "ui/base/ime/candidate_window.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/chromeos/ui_chromeos_export.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/label.h"
#include "ui/views/metadata/view_factory.h"
#include "ui/views/view.h"
namespace ui {
namespace ime {
// CandidateView renderes a row of a candidate.
class UI_CHROMEOS_EXPORT CandidateView : public views::Button {
METADATA_HEADER(CandidateView, views::Button)
public:
CandidateView(PressedCallback callback,
ui::CandidateWindow::Orientation orientation);
CandidateView(const CandidateView&) = delete;
CandidateView& operator=(const CandidateView&) = delete;
~CandidateView() override {}
void GetPreferredWidths(int* shortcut_width, int* candidate_width);
void SetWidths(int shortcut_width, int candidate_width);
void SetEntry(const ui::CandidateWindow::Entry& entry);
// Sets infolist icon.
void SetInfolistIcon(bool enable);
void SetHighlighted(bool highlighted);
void SetPositionData(int index, int total);
private:
friend class CandidateWindowViewTest;
FRIEND_TEST_ALL_PREFIXES(CandidateWindowViewTest, ShortcutSettingTest);
// Overridden from views::Button:
void StateChanged(ButtonState old_state) override;
// Overridden from View:
bool OnMouseDragged(const ui::MouseEvent& event) override;
void Layout(PassKey) override;
gfx::Size CalculatePreferredSize(
const views::SizeBounds& available_size) const override;
// The orientation of the candidate view.
ui::CandidateWindow::Orientation orientation_;
// Views created in the class will be part of tree of |this|, so these
// child views will be deleted when |this| is deleted.
// The shortcut label renders shortcut numbers like 1, 2, and 3.
raw_ptr<views::Label> shortcut_label_ = nullptr;
// The candidate label renders candidates.
raw_ptr<views::Label> candidate_label_ = nullptr;
// The annotation label renders annotations.
raw_ptr<views::Label> annotation_label_ = nullptr;
// The infolist icon.
raw_ptr<views::View> infolist_icon_ = nullptr;
int shortcut_width_ = 0;
int candidate_width_ = 0;
bool highlighted_ = false;
// 0-based index of this candidate e.g. [0, total_candidates_ -1].
int candidate_index_ = 0;
int total_candidates_ = 0;
};
BEGIN_VIEW_BUILDER(UI_CHROMEOS_EXPORT, CandidateView, views::Button)
VIEW_BUILDER_PROPERTY(bool, InfolistIcon)
VIEW_BUILDER_PROPERTY(bool, Highlighted)
VIEW_BUILDER_PROPERTY(const ui::CandidateWindow::Entry&, Entry)
END_VIEW_BUILDER
} // namespace ime
} // namespace ui
DEFINE_VIEW_BUILDER(UI_CHROMEOS_EXPORT, ui::ime::CandidateView)
#endif // CHROME_BROWSER_UI_ASH_INPUT_METHOD_CANDIDATE_VIEW_H_