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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.
#include "webkit/plugins/ppapi/ppb_flash_clipboard_impl.h"
#include <algorithm>
#include <string>
#include "base/logging.h"
#include "base/ref_counted.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/c/private/ppb_flash_clipboard.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebClipboard.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebCString.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebKitClient.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h"
#include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
#include "webkit/plugins/ppapi/resource_tracker.h"
#include "webkit/plugins/ppapi/var.h"
namespace webkit {
namespace ppapi {
namespace {
const size_t kMaxClipboardWriteSize = 1000000;
WebKit::WebClipboard::Buffer ConvertClipboardType(
PP_Flash_Clipboard_Type type) {
switch (type) {
case PP_FLASH_CLIPBOARD_TYPE_STANDARD:
return WebKit::WebClipboard::BufferStandard;
case PP_FLASH_CLIPBOARD_TYPE_SELECTION:
return WebKit::WebClipboard::BufferSelection;
case PP_FLASH_CLIPBOARD_TYPE_DRAG:
return WebKit::WebClipboard::BufferDrag;
default:
NOTREACHED();
return WebKit::WebClipboard::BufferStandard;
}
}
PP_Var ReadPlainText(PP_Instance instance_id,
PP_Flash_Clipboard_Type clipboard_type) {
PluginInstance* instance = ResourceTracker::Get()->GetInstance(instance_id);
if (!instance)
return PP_MakeNull();
WebKit::WebClipboard* web_clipboard = WebKit::webKitClient()->clipboard();
if (!web_clipboard) {
NOTREACHED();
return PP_MakeNull();
}
WebKit::WebCString s =
web_clipboard->readPlainText(ConvertClipboardType(clipboard_type)).utf8();
return StringVar::StringToPPVar(instance->module(), s);
}
int32_t WritePlainText(PP_Instance instance_id,
PP_Flash_Clipboard_Type clipboard_type,
PP_Var text) {
scoped_refptr<StringVar> text_string(StringVar::FromPPVar(text));
if (!text_string)
return PP_ERROR_BADARGUMENT;
if (text_string->value().length() > kMaxClipboardWriteSize)
return PP_ERROR_NOSPACE;
if (clipboard_type != PP_FLASH_CLIPBOARD_TYPE_STANDARD) {
NOTIMPLEMENTED();
return PP_ERROR_FAILED;
}
WebKit::WebClipboard* web_clipboard = WebKit::webKitClient()->clipboard();
if (!web_clipboard) {
NOTREACHED();
return PP_ERROR_FAILED;
}
web_clipboard->writePlainText(
WebKit::WebCString(text_string->value()).utf16());
return PP_OK;
}
const PPB_Flash_Clipboard ppb_flash_clipboard = {
&ReadPlainText,
&WritePlainText,
};
} // namespace
// static
const PPB_Flash_Clipboard*
PPB_Flash_Clipboard_Impl::GetInterface() {
return &ppb_flash_clipboard;
}
} // namespace ppapi
} // namespace webkit
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