webkit/glue/scoped_clipboard_writer_glue.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "webkit/glue/scoped_clipboard_writer_glue.h"
   6 #include "base/logging.h"
   7
   8 namespace webkit_glue {
   9
  10 ScopedClipboardWriterGlue::ScopedClipboardWriterGlue(
  11     webkit_glue::ClipboardClient* client)
  12     : ui::ScopedClipboardWriter(client->GetClipboard(),
  13                                 ui::Clipboard::BUFFER_STANDARD),
  14       context_(client->CreateWriteContext()) {
  15   // We should never have an instance where both are set.
  16   DCHECK((clipboard_ && !context_.get()) ||
  17          (!clipboard_ && context_.get()));
  18 }
  19
  20 ScopedClipboardWriterGlue::~ScopedClipboardWriterGlue() {
  21   if (!objects_.empty() && context_.get()) {
  22     context_->Flush(objects_);
  23   }
  24 }
  25
  26 void ScopedClipboardWriterGlue::WriteBitmapFromPixels(const void* pixels,
  27                                                       const gfx::Size& size) {
  28   if (context_.get()) {
  29     context_->WriteBitmapFromPixels(&objects_, pixels, size);
  30   } else {
  31     ScopedClipboardWriter::WriteBitmapFromPixels(pixels, size);
  32   }
  33 }
  34
  35 }  // namespace webkit_glue