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// Copyright 2014 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_TOOLBAR_TOOLBAR_ACTIONS_BAR_DELEGATE_H_
#define CHROME_BROWSER_UI_TOOLBAR_TOOLBAR_ACTIONS_BAR_DELEGATE_H_
#include "base/memory/scoped_ptr.h"
#include "ui/gfx/animation/tween.h"
#include "ui/gfx/geometry/size.h"
class ToolbarActionViewController;
namespace extensions {
class ExtensionMessageBubbleController;
}
// The delegate class (which, in production, represents the view) of the
// ToolbarActionsBar.
class ToolbarActionsBarDelegate {
public:
virtual ~ToolbarActionsBarDelegate() {}
// Adds a view for the given |action| at |index|.
virtual void AddViewForAction(ToolbarActionViewController* action,
size_t index) = 0;
// Removes the view for the given |action|.
virtual void RemoveViewForAction(ToolbarActionViewController* action) = 0;
// Removes all action views.
virtual void RemoveAllViews() = 0;
// Redraws the view for the toolbar actions bar. |order_changed| indicates
// whether or not the change caused a reordering of the actions.
virtual void Redraw(bool order_changed) = 0;
// Resizes the view to the |target_width| and animates with the given
// |tween_type|. |suppress_chevron| indicates if the chevron should not be
// shown during the animation.
virtual void ResizeAndAnimate(gfx::Tween::Type tween_type,
int target_width,
bool suppress_chevron) = 0;
// Sets the overflow chevron's visibility.
virtual void SetChevronVisibility(bool chevron_visible) = 0;
// Returns the current width of the view.
virtual int GetWidth() const = 0;
// Returns true if the view is animating.
virtual bool IsAnimating() const = 0;
// Stops the current animation (width remains where it currently is).
virtual void StopAnimating() = 0;
// Returns the width (including padding) for the overflow chevron.
virtual int GetChevronWidth() const = 0;
// Notifies the delegate that the value of whether or not any overflowed
// action wants to run has changed.
virtual void OnOverflowedActionWantsToRunChanged(
bool overflowed_action_wants_to_run) = 0;
// Displays the bubble for the passed ExtensionMessageBubbleController,
// anchored to |anchor_action|. If |anchor_action| is null, it should be
// anchored to the hotdog menu.
virtual void ShowExtensionMessageBubble(
scoped_ptr<extensions::ExtensionMessageBubbleController> controller,
ToolbarActionViewController* anchor_action) = 0;
};
#endif // CHROME_BROWSER_UI_TOOLBAR_TOOLBAR_ACTIONS_BAR_DELEGATE_H_
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