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// Copyright (c) 2011 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_INSTANT_INSTANT_LOADER_DELEGATE_H_
#define CHROME_BROWSER_INSTANT_INSTANT_LOADER_DELEGATE_H_
#pragma once
#include "base/string16.h"
#include "chrome/common/instant_types.h"
class GURL;
namespace gfx {
class Rect;
}
class InstantLoader;
// InstantLoader's delegate. This interface is implemented by InstantController.
class InstantLoaderDelegate {
public:
// Invoked when the status (either http_status_ok or ready) has changed.
virtual void InstantStatusChanged(InstantLoader* loader) = 0;
// Invoked when the loader has suggested text.
virtual void SetSuggestedTextFor(
InstantLoader* loader,
const string16& text,
InstantCompleteBehavior behavior) = 0;
// Returns the bounds of instant.
virtual gfx::Rect GetInstantBounds() = 0;
// Returns true if instant should be committed on mouse up.
virtual bool ShouldCommitInstantOnMouseUp() = 0;
// Invoked when the the loader should be committed.
virtual void CommitInstantLoader(InstantLoader* loader) = 0;
// Invoked if the loader was created with the intention that the site supports
// instant, but it turned out the site doesn't support instant.
virtual void InstantLoaderDoesntSupportInstant(InstantLoader* loader) = 0;
// Adds the specified url to the set of urls instant won't prefetch for.
virtual void AddToBlacklist(InstantLoader* loader, const GURL& url) = 0;
// Invoked if the loader swaps to a different TabContents.
virtual void SwappedTabContents(InstantLoader* loader) = 0;
protected:
virtual ~InstantLoaderDelegate() {}
};
#endif // CHROME_BROWSER_INSTANT_INSTANT_LOADER_DELEGATE_H_
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