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// 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.
#ifndef WebFrameContentDumper_h
#define WebFrameContentDumper_h
#include "public/platform/WebCommon.h"
namespace blink {
class WebLocalFrame;
class WebString;
// Functions in this class should only be used for
// testing purposes.
// The exceptions to this rule are tracked in http://crbug.com/585164.
class WebFrameContentDumper {
public:
// Control of layoutTreeAsText output
enum LayoutAsTextControl {
LayoutAsTextNormal = 0,
LayoutAsTextDebug = 1 << 0,
LayoutAsTextPrinting = 1 << 1,
LayoutAsTextWithLineTrees = 1 << 2
};
typedef unsigned LayoutAsTextControls;
// Returns the contents of this frame as a string. If the text is
// longer than maxChars, it will be clipped to that length. WARNING:
// This function may be slow depending on the number of characters
// retrieved and page complexity. For a typically sized page, expect
// it to take on the order of milliseconds.
//
// If there is room, subframe text will be recursively appended. Each
// frame will be separated by an empty line.
BLINK_EXPORT static WebString dumpFrameTreeAsText(WebLocalFrame*, size_t maxChars);
// Returns HTML text for the contents of this frame, generated
// from the DOM.
BLINK_EXPORT static WebString dumpAsMarkup(WebLocalFrame*);
// Returns a text representation of the render tree. This method is used
// to support layout tests.
BLINK_EXPORT static WebString dumpLayoutTreeAsText(WebLocalFrame*, LayoutAsTextControls toShow = LayoutAsTextNormal);
};
} // namespace blink
#endif
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