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// 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/geometry/size.h"
namespace ui {
ScopedClipboardWriter::ScopedClipboardWriter(ClipboardType type) : type_(type) {
}
ScopedClipboardWriter::~ScopedClipboardWriter() {
if (!objects_.empty())
ui::Clipboard::GetForCurrentThread()->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::WriteImage(const SkBitmap& bitmap) {
if (bitmap.drawsNothing()) {
return;
}
bitmap_ = bitmap;
// TODO(dcheng): This is slightly less horrible than what we used to do, but
// only very slightly less.
SkBitmap* bitmap_pointer = &bitmap_;
Clipboard::ObjectMapParam packed_pointer;
packed_pointer.resize(sizeof(bitmap_pointer));
*reinterpret_cast<SkBitmap**>(&*packed_pointer.begin()) = bitmap_pointer;
Clipboard::ObjectMapParams parameters;
parameters.push_back(packed_pointer);
objects_[Clipboard::CBF_SMBITMAP] = parameters;
}
void ScopedClipboardWriter::WritePickledData(
const base::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();
bitmap_.reset();
}
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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