root/ui/base/clipboard/scoped_clipboard_writer.cc

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DEFINITIONS

This source file includes following definitions.
  1. type_
  2. WriteText
  3. WriteURL
  4. WriteHTML
  5. WriteRTF
  6. WriteBookmark
  7. WriteHyperlink
  8. WriteWebSmartPaste
  9. WritePickledData
  10. Reset
  11. WriteTextOrURL

// Copyright (c) 2012 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.

// This file implements the ScopedClipboardWriter class. Documentation on its
// purpose can be found in our header. Documentation on the format of the
// parameters for each clipboard target can be found in clipboard.h.

#include "ui/base/clipboard/scoped_clipboard_writer.h"

#include "base/pickle.h"
#include "base/strings/utf_string_conversions.h"
#include "net/base/escape.h"
#include "ui/gfx/size.h"

namespace ui {

ScopedClipboardWriter::ScopedClipboardWriter(Clipboard* clipboard,
                                             ClipboardType type)
    : clipboard_(clipboard),
      type_(type) {
}

ScopedClipboardWriter::~ScopedClipboardWriter() {
  if (!objects_.empty() && clipboard_)
    clipboard_->WriteObjects(type_, objects_);
}

void ScopedClipboardWriter::WriteText(const base::string16& text) {
  WriteTextOrURL(text, false);
}

void ScopedClipboardWriter::WriteURL(const base::string16& text) {
  WriteTextOrURL(text, true);
}

void ScopedClipboardWriter::WriteHTML(const base::string16& markup,
                                      const std::string& source_url) {
  std::string utf8_markup = base::UTF16ToUTF8(markup);

  Clipboard::ObjectMapParams parameters;
  parameters.push_back(
      Clipboard::ObjectMapParam(utf8_markup.begin(),
                                utf8_markup.end()));
  if (!source_url.empty()) {
    parameters.push_back(Clipboard::ObjectMapParam(source_url.begin(),
                                                   source_url.end()));
  }

  objects_[Clipboard::CBF_HTML] = parameters;
}

void ScopedClipboardWriter::WriteRTF(const std::string& rtf_data) {
  Clipboard::ObjectMapParams parameters;
  parameters.push_back(Clipboard::ObjectMapParam(rtf_data.begin(),
                                                 rtf_data.end()));
  objects_[Clipboard::CBF_RTF] = parameters;
}

void ScopedClipboardWriter::WriteBookmark(const base::string16& bookmark_title,
                                          const std::string& url) {
  if (bookmark_title.empty() || url.empty())
    return;

  std::string utf8_markup = base::UTF16ToUTF8(bookmark_title);

  Clipboard::ObjectMapParams parameters;
  parameters.push_back(Clipboard::ObjectMapParam(utf8_markup.begin(),
                                                 utf8_markup.end()));
  parameters.push_back(Clipboard::ObjectMapParam(url.begin(), url.end()));
  objects_[Clipboard::CBF_BOOKMARK] = parameters;
}

void ScopedClipboardWriter::WriteHyperlink(const base::string16& anchor_text,
                                           const std::string& url) {
  if (anchor_text.empty() || url.empty())
    return;

  // Construct the hyperlink.
  std::string html("<a href=\"");
  html.append(net::EscapeForHTML(url));
  html.append("\">");
  html.append(net::EscapeForHTML(base::UTF16ToUTF8(anchor_text)));
  html.append("</a>");
  WriteHTML(base::UTF8ToUTF16(html), std::string());
}

void ScopedClipboardWriter::WriteWebSmartPaste() {
  objects_[Clipboard::CBF_WEBKIT] = Clipboard::ObjectMapParams();
}

void ScopedClipboardWriter::WritePickledData(
    const Pickle& pickle, const Clipboard::FormatType& format) {
  std::string format_string = format.Serialize();
  Clipboard::ObjectMapParam format_parameter(format_string.begin(),
                                             format_string.end());
  Clipboard::ObjectMapParam data_parameter;

  data_parameter.resize(pickle.size());
  memcpy(const_cast<char*>(&data_parameter.front()),
         pickle.data(), pickle.size());

  Clipboard::ObjectMapParams parameters;
  parameters.push_back(format_parameter);
  parameters.push_back(data_parameter);
  objects_[Clipboard::CBF_DATA] = parameters;
}

void ScopedClipboardWriter::Reset() {
  url_text_.clear();
  objects_.clear();
}

void ScopedClipboardWriter::WriteTextOrURL(const base::string16& text,
                                           bool is_url) {
  std::string utf8_text = base::UTF16ToUTF8(text);

  Clipboard::ObjectMapParams parameters;
  parameters.push_back(Clipboard::ObjectMapParam(utf8_text.begin(),
                                                 utf8_text.end()));
  objects_[Clipboard::CBF_TEXT] = parameters;

  if (is_url) {
    url_text_ = utf8_text;
  } else {
    url_text_.clear();
  }
}

}  // namespace ui

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