third_party/WebKit/Source/platform/FileChooser.cpp

/*
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 *     from this software without specific prior written permission.
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#include "config.h"
#include "platform/FileChooser.h"

namespace blink {

FileChooserClient::~FileChooserClient() {
  discardChooser();
}

FileChooser* FileChooserClient::newFileChooser(
    const FileChooserSettings& settings) {
  discardChooser();

  m_chooser = FileChooser::create(this, settings);
  return m_chooser.get();
}

void FileChooserClient::discardChooser() {
  if (m_chooser)
    m_chooser->disconnectClient();
}

inline FileChooser::FileChooser(FileChooserClient* client,
                                const FileChooserSettings& settings)
    : m_client(client), m_settings(settings) {}

PassRefPtr<FileChooser> FileChooser::create(
    FileChooserClient* client,
    const FileChooserSettings& settings) {
  return adoptRef(new FileChooser(client, settings));
}

FileChooser::~FileChooser() {}

void FileChooser::chooseFiles(const Vector<FileChooserFileInfo>& files) {
  // FIXME: This is inelegant. We should not be looking at settings here.
  Vector<String> paths;
  for (unsigned i = 0; i < files.size(); ++i)
    paths.append(files[i].path);
  if (m_settings.selectedFiles == paths)
    return;

  if (m_client)
    m_client->filesChosen(files);
}

Vector<String> FileChooserSettings::acceptTypes() const {
  Vector<String> acceptTypes;
  acceptTypes.reserveCapacity(acceptMIMETypes.size() +
                              acceptFileExtensions.size());
  acceptTypes.appendVector(acceptMIMETypes);
  acceptTypes.appendVector(acceptFileExtensions);
  return acceptTypes;
}
}