chrome/browser/ui/views/translate/translate_icon_view.cc

// Copyright 2013 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 "chrome/browser/ui/views/translate/translate_icon_view.h"

#include "base/metrics/histogram_macros.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/app/chrome_command_ids.h"
#include "chrome/app/vector_icons/vector_icons.h"
#include "chrome/browser/ui/browser_command_controller.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/translate/translate_bubble_view_state_transition.h"
#include "chrome/browser/ui/view_ids.h"
#include "chrome/browser/ui/views/translate/translate_bubble_view.h"
#include "chrome/grit/generated_resources.h"
#include "components/translate/core/browser/language_state.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"

TranslateIconView::TranslateIconView(CommandUpdater* command_updater,
                                     PageActionIconView::Delegate* delegate)
    : PageActionIconView(command_updater, IDC_TRANSLATE_PAGE, delegate) {
  DCHECK(delegate);
  set_id(VIEW_ID_TRANSLATE_BUTTON);
}

TranslateIconView::~TranslateIconView() {}

views::BubbleDialogDelegateView* TranslateIconView::GetBubble() const {
  return TranslateBubbleView::GetCurrentBubble();
}

bool TranslateIconView::Refresh() {
  if (!GetWebContents())
    return false;

  const bool was_visible = visible();
  const translate::LanguageState& language_state =
      ChromeTranslateClient::FromWebContents(GetWebContents())
          ->GetLanguageState();
  bool enabled = language_state.translate_enabled();

  // Enable Translate page command or disable icon.
  enabled &= SetCommandEnabled(enabled);
  SetVisible(enabled);
  if (!enabled)
    TranslateBubbleView::CloseCurrentBubble();

  return was_visible != visible();
}

void TranslateIconView::OnExecuting(
    PageActionIconView::ExecuteSource execute_source) {}

void TranslateIconView::OnPressed(bool activated) {
  translate::ReportUiAction(activated
                                 ? translate::PAGE_ACTION_ICON_ACTIVATED
                                 : translate::PAGE_ACTION_ICON_DEACTIVATED);
}

const gfx::VectorIcon& TranslateIconView::GetVectorIcon() const {
  return kTranslateIcon;
}

base::string16 TranslateIconView::GetTextForTooltipAndAccessibleName() const {
  return l10n_util::GetStringUTF16(IDS_TOOLTIP_TRANSLATE);
}