ash/system/tray/system_menu_button.cc

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ash/system/tray/system_menu_button.h"

#include "ash/ash_constants.h"
#include "ash/system/tray/system_tray.h"
#include "ash/system/tray/tray_constants.h"
#include "ash/system/tray/tray_popup_utils.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/gfx/paint_vector_icon.h"
#include "ui/views/animation/flood_fill_ink_drop_ripple.h"
#include "ui/views/animation/ink_drop_highlight.h"
#include "ui/views/animation/ink_drop_impl.h"
#include "ui/views/animation/ink_drop_mask.h"
#include "ui/views/animation/square_ink_drop_ripple.h"
#include "ui/views/painter.h"

namespace ash {

SystemMenuButton::SystemMenuButton(views::ButtonListener* listener,
                                   TrayPopupInkDropStyle ink_drop_style,
                                   const gfx::ImageSkia& normal_icon,
                                   const gfx::ImageSkia& disabled_icon,
                                   int accessible_name_id)
    : views::ImageButton(listener), ink_drop_style_(ink_drop_style) {
  DCHECK_EQ(normal_icon.width(), disabled_icon.width());
  DCHECK_EQ(normal_icon.height(), disabled_icon.height());

  SetImage(STATE_NORMAL, normal_icon);
  SetImage(STATE_DISABLED, disabled_icon);

  SetImageAlignment(ALIGN_CENTER, ALIGN_MIDDLE);
  SetPreferredSize(gfx::Size(kMenuButtonSize, kMenuButtonSize));

  SetTooltipText(l10n_util::GetStringUTF16(accessible_name_id));

  TrayPopupUtils::ConfigureTrayPopupButton(this);
}

SystemMenuButton::SystemMenuButton(views::ButtonListener* listener,
                                   TrayPopupInkDropStyle ink_drop_style,
                                   const gfx::VectorIcon& icon,
                                   int accessible_name_id)
    : SystemMenuButton(listener,
                       ink_drop_style,
                       gfx::ImageSkia(),
                       gfx::ImageSkia(),
                       accessible_name_id) {
  SetVectorIcon(icon);
}

void SystemMenuButton::SetVectorIcon(const gfx::VectorIcon& icon) {
  SetImage(views::Button::STATE_NORMAL,
           gfx::CreateVectorIcon(icon, kMenuIconColor));
  SetImage(views::Button::STATE_DISABLED,
           gfx::CreateVectorIcon(icon, kMenuIconColorDisabled));
}

SystemMenuButton::~SystemMenuButton() = default;

void SystemMenuButton::SetInkDropColor(SkColor color) {
  ink_drop_color_ = color;
}

std::unique_ptr<views::InkDrop> SystemMenuButton::CreateInkDrop() {
  return TrayPopupUtils::CreateInkDrop(ink_drop_style_, this);
}

std::unique_ptr<views::InkDropRipple> SystemMenuButton::CreateInkDropRipple()
    const {
  return ink_drop_color_ == base::nullopt
             ? TrayPopupUtils::CreateInkDropRipple(
                   ink_drop_style_, this, GetInkDropCenterBasedOnLastEvent())
             : TrayPopupUtils::CreateInkDropRipple(
                   ink_drop_style_, this, GetInkDropCenterBasedOnLastEvent(),
                   ink_drop_color_.value());
}

std::unique_ptr<views::InkDropHighlight>
SystemMenuButton::CreateInkDropHighlight() const {
  return ink_drop_color_ == base::nullopt
             ? TrayPopupUtils::CreateInkDropHighlight(ink_drop_style_, this)
             : TrayPopupUtils::CreateInkDropHighlight(ink_drop_style_, this,
                                                      ink_drop_color_.value());
}

std::unique_ptr<views::InkDropMask> SystemMenuButton::CreateInkDropMask()
    const {
  return TrayPopupUtils::CreateInkDropMask(ink_drop_style_, this);
}

}  // namespace ash