FilePickerParent.h

Enable keyboard shortcuts

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_FilePickerParent_h

#define mozilla_dom_FilePickerParent_h

#include "nsIEventTarget.h"

#include "nsIFilePicker.h"

#include "nsCOMArray.h"

#include "nsThreadUtils.h"

#include "mozilla/dom/File.h"

#include "mozilla/dom/BrowsingContext.h"

#include "mozilla/dom/PFilePickerParent.h"

class nsIFile;

namespace mozilla::dom {

class FilePickerParent : public PFilePickerParent {

 public:

  FilePickerParent(const nsString& aTitle, const nsIFilePicker::Mode& aMode,

                   BrowsingContext* aBrowsingContext)

      : mTitle(aTitle),

        mMode(aMode),

        mBrowsingContext(aBrowsingContext),

        mResult(nsIFilePicker::returnOK) {}

 private:

  virtual ~FilePickerParent();

 public:

  NS_INLINE_DECL_REFCOUNTING(FilePickerParent, final)

  void Done(nsIFilePicker::ResultCode aResult);

  struct BlobImplOrString {

    RefPtr<BlobImpl> mBlobImpl;

    nsString mDirectoryPath;

    enum { eBlobImpl, eDirectoryPath } mType;

};

  void SendFilesOrDirectories(const nsTArray<BlobImplOrString>& aData);

  mozilla::ipc::IPCResult RecvOpen(

      const int16_t& aSelectedType, const bool& aAddToRecentDocs,

      const nsString& aDefaultFile, const nsString& aDefaultExtension,

      nsTArray<nsString>&& aFilters, nsTArray<nsString>&& aFilterNames,

      nsTArray<nsString>&& aRawFilters, const nsString& aDisplayDirectory,

      const nsString& aDisplaySpecialDirectory, const nsString& aOkButtonLabel,

      const nsIFilePicker::CaptureTarget& aCapture);

  mozilla::ipc::IPCResult RecvClose();

  virtual void ActorDestroy(ActorDestroyReason aWhy) override;

  class FilePickerShownCallback : public nsIFilePickerShownCallback {

   public:

    explicit FilePickerShownCallback(FilePickerParent* aFilePickerParent)

        : mFilePickerParent(aFilePickerParent) {}

    NS_DECL_ISUPPORTS

    NS_DECL_NSIFILEPICKERSHOWNCALLBACK

    void Destroy();

   private:

    virtual ~FilePickerShownCallback() = default;

    RefPtr<FilePickerParent> mFilePickerParent;

};

 private:

  bool CreateFilePicker();

  // This runnable is used to do some I/O operation on a separate thread.

  class IORunnable : public Runnable {

    RefPtr<FilePickerParent> mFilePickerParent;

    nsTArray<nsCOMPtr<nsIFile>> mFiles;

    nsTArray<BlobImplOrString> mResults;

    nsCOMPtr<nsIEventTarget> mEventTarget;

    bool mIsDirectory;

   public:

    IORunnable(FilePickerParent* aFPParent,

               nsTArray<nsCOMPtr<nsIFile>>&& aFiles, bool aIsDirectory);

    bool Dispatch();

    NS_IMETHOD Run() override;

    void Destroy();

};

  RefPtr<IORunnable> mRunnable;

  RefPtr<FilePickerShownCallback> mCallback;

  nsCOMPtr<nsIFilePicker> mFilePicker;

  nsString mTitle;

  nsIFilePicker::Mode mMode;

  RefPtr<mozilla::dom::BrowsingContext> mBrowsingContext;

  nsIFilePicker::ResultCode mResult;

};

}  // namespace mozilla::dom

#endif  // mozilla_dom_FilePickerParent_h