third_party/blink/renderer/core/html/forms/file_chooser.h

/*
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 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_FORMS_FILE_CHOOSER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_FORMS_FILE_CHOOSER_H_

#include "third_party/blink/public/web/web_file_chooser_params.h"
#include "third_party/blink/renderer/platform/file_metadata.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/weborigin/kurl.h"
#include "third_party/blink/renderer/platform/wtf/allocator.h"
#include "third_party/blink/renderer/platform/wtf/ref_counted.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"

namespace blink {

class FileChooser;

struct FileChooserFileInfo {
  DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
  FileChooserFileInfo(const String& path, const String& display_name = String())
      : path(path), display_name(display_name) {}

  FileChooserFileInfo(const KURL& file_system_url, const FileMetadata metadata)
      : file_system_url(file_system_url), metadata(metadata) {}

  // Members for native files.
  const String path;
  const String display_name;

  // Members for file system API files.
  const KURL file_system_url;
  const FileMetadata metadata;
};

class FileChooserClient : public GarbageCollectedMixin {
 public:
  virtual void FilesChosen(const Vector<FileChooserFileInfo>&) = 0;
  virtual ~FileChooserClient();

 protected:
  FileChooser* NewFileChooser(const WebFileChooserParams&);

 private:
  scoped_refptr<FileChooser> chooser_;
};

class FileChooser : public RefCounted<FileChooser> {
 public:
  static scoped_refptr<FileChooser> Create(FileChooserClient*,
                                           const WebFileChooserParams&);
  ~FileChooser();

  void DisconnectClient() { client_ = nullptr; }

  // FIXME: We should probably just pass file paths that could be virtual paths
  // with proper display names rather than passing structs.
  void ChooseFiles(const Vector<FileChooserFileInfo>& files);

  const WebFileChooserParams& Params() const { return params_; }

 private:
  FileChooser(FileChooserClient*, const WebFileChooserParams&);

  WeakPersistent<FileChooserClient> client_;
  WebFileChooserParams params_;
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_FORMS_FILE_CHOOSER_H_