cef/cef1/libcef/simple_clipboard_impl.cc

118 lines
3.7 KiB
C++

// 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.
#include "libcef/simple_clipboard_impl.h"
#include "base/lazy_instance.h"
#include "base/stl_util.h"
#include "base/string16.h"
#include "googleurl/src/gurl.h"
#include "third_party/skia/include/core/SkBitmap.h"
#if defined(USE_SYSTEM_ZLIB)
#include <zlib.h>
#else
#include "third_party/zlib/zlib.h"
#endif
#include "ui/base/clipboard/clipboard.h"
#include "ui/gfx/codec/png_codec.h"
#include "ui/gfx/size.h"
#include "webkit/glue/webkit_glue.h"
namespace {
base::LazyInstance<ui::Clipboard> clipboard = LAZY_INSTANCE_INITIALIZER;
} // anonymous namespace
SimpleClipboardClient::SimpleClipboardClient() {
}
SimpleClipboardClient::~SimpleClipboardClient() {
}
ui::Clipboard* SimpleClipboardClient::GetClipboard() {
return clipboard.Pointer();
}
uint64 SimpleClipboardClient::GetSequenceNumber(ui::Clipboard::Buffer buffer) {
return GetClipboard()->GetSequenceNumber(buffer);
}
bool SimpleClipboardClient::IsFormatAvailable(
const ui::Clipboard::FormatType& format,
ui::Clipboard::Buffer buffer) {
return GetClipboard()->IsFormatAvailable(format, buffer);
}
void SimpleClipboardClient::Clear(ui::Clipboard::Buffer buffer) {
GetClipboard()->Clear(buffer);
}
void SimpleClipboardClient::ReadAvailableTypes(ui::Clipboard::Buffer buffer,
std::vector<string16>* types,
bool* contains_filenames) {
return GetClipboard()->ReadAvailableTypes(buffer, types,
contains_filenames);
}
void SimpleClipboardClient::ReadText(ui::Clipboard::Buffer buffer,
string16* result) {
GetClipboard()->ReadText(buffer, result);
}
void SimpleClipboardClient::ReadAsciiText(ui::Clipboard::Buffer buffer,
std::string* result) {
GetClipboard()->ReadAsciiText(buffer, result);
}
void SimpleClipboardClient::ReadHTML(ui::Clipboard::Buffer buffer,
string16* markup,
GURL* url, uint32* fragment_start,
uint32* fragment_end) {
std::string url_str;
GetClipboard()->ReadHTML(buffer, markup, url ? &url_str : NULL,
fragment_start, fragment_end);
if (url)
*url = GURL(url_str);
}
void SimpleClipboardClient::ReadRTF(ui::Clipboard::Buffer buffer,
std::string* result) {
GetClipboard()->ReadRTF(buffer, result);
}
void SimpleClipboardClient::ReadImage(ui::Clipboard::Buffer buffer,
std::string* data) {
SkBitmap bitmap = GetClipboard()->ReadImage(buffer);
if (bitmap.isNull())
return;
std::vector<unsigned char> png_data;
SkAutoLockPixels lock(bitmap);
if (gfx::PNGCodec::EncodeWithCompressionLevel(
static_cast<const unsigned char*>(bitmap.getPixels()),
gfx::PNGCodec::FORMAT_BGRA,
gfx::Size(bitmap.width(), bitmap.height()),
bitmap.rowBytes(),
false,
std::vector<gfx::PNGCodec::Comment>(),
Z_BEST_SPEED,
&png_data)) {
data->assign(reinterpret_cast<char*>(vector_as_array(&png_data)),
png_data.size());
}
}
void SimpleClipboardClient::ReadCustomData(ui::Clipboard::Buffer buffer,
const string16& type,
string16* data) {
GetClipboard()->ReadCustomData(buffer, type, data);
}
webkit_glue::ClipboardClient::WriteContext*
SimpleClipboardClient::CreateWriteContext() {
return NULL;
}