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// 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.
#ifndef CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_BUBBLE_VIEW_STATE_TRANSITION_H_
#define CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_BUBBLE_VIEW_STATE_TRANSITION_H_
#include "base/basictypes.h"
#include "chrome/browser/ui/translate/translate_bubble_model.h"
// The class which manages the transition of the view state of the Translate
// bubble.
class TranslateBubbleViewStateTransition {
public:
explicit TranslateBubbleViewStateTransition(
TranslateBubbleModel::ViewState view_state);
TranslateBubbleModel::ViewState view_state() const { return view_state_; }
// Transitions the view state.
void SetViewState(TranslateBubbleModel::ViewState view_state);
// Goes back from the 'Advanced' view state.
void GoBackFromAdvanced();
private:
// The current view type.
TranslateBubbleModel::ViewState view_state_;
// The view type. When the current view type is not 'Advanced' view, this is
// equivalent to |view_state_|. Otherwise, this is the previous view type
// before the user opens the 'Advanced' view. This is used to navigate when
// pressing 'Cancel' button on the 'Advanced' view.
TranslateBubbleModel::ViewState view_state_before_advanced_view_;
DISALLOW_COPY_AND_ASSIGN(TranslateBubbleViewStateTransition);
};
#endif // CHROME_BROWSER_UI_TRANSLATE_TRANSLATE_BUBBLE_VIEW_STATE_TRANSITION_H_
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