tor-browser

The Tor Browser
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FilePickerParent.h (3391B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_dom_FilePickerParent_h
      8 #define mozilla_dom_FilePickerParent_h
      9 
     10 #include "mozilla/dom/BrowsingContext.h"
     11 #include "mozilla/dom/File.h"
     12 #include "mozilla/dom/PFilePickerParent.h"
     13 #include "nsCOMArray.h"
     14 #include "nsIEventTarget.h"
     15 #include "nsIFilePicker.h"
     16 #include "nsThreadUtils.h"
     17 
     18 class nsIFile;
     19 
     20 namespace mozilla::dom {
     21 
     22 class FilePickerParent : public PFilePickerParent {
     23 public:
     24  FilePickerParent(const nsString& aTitle, const nsIFilePicker::Mode& aMode,
     25                   BrowsingContext* aBrowsingContext)
     26      : mTitle(aTitle),
     27        mMode(aMode),
     28        mBrowsingContext(aBrowsingContext),
     29        mResult(nsIFilePicker::returnOK) {}
     30 
     31 private:
     32  virtual ~FilePickerParent();
     33 
     34 public:
     35  NS_INLINE_DECL_REFCOUNTING(FilePickerParent, final)
     36 
     37  void Done(nsIFilePicker::ResultCode aResult);
     38 
     39  struct BlobImplOrString {
     40    RefPtr<BlobImpl> mBlobImpl;
     41    nsString mDirectoryPath;
     42 
     43    enum { eBlobImpl, eDirectoryPath } mType;
     44  };
     45 
     46  void SendFilesOrDirectories(
     47      const nsTArray<BlobImplOrString>& aData,
     48      const nsTArray<RefPtr<BlobImpl>>& aFilesInWebKitDirectory);
     49 
     50  mozilla::ipc::IPCResult RecvOpen(
     51      const int16_t& aSelectedType, const bool& aAddToRecentDocs,
     52      const nsString& aDefaultFile, const nsString& aDefaultExtension,
     53      nsTArray<nsString>&& aFilters, nsTArray<nsString>&& aFilterNames,
     54      nsTArray<nsString>&& aRawFilters, const nsString& aDisplayDirectory,
     55      const nsString& aDisplaySpecialDirectory, const nsString& aOkButtonLabel,
     56      const nsIFilePicker::CaptureTarget& aCapture);
     57 
     58  virtual void ActorDestroy(ActorDestroyReason aWhy) override;
     59 
     60  class FilePickerShownCallback : public nsIFilePickerShownCallback {
     61   public:
     62    explicit FilePickerShownCallback(FilePickerParent* aFilePickerParent)
     63        : mFilePickerParent(aFilePickerParent) {}
     64 
     65    NS_DECL_ISUPPORTS
     66    NS_DECL_NSIFILEPICKERSHOWNCALLBACK
     67 
     68    void Destroy();
     69 
     70   private:
     71    virtual ~FilePickerShownCallback() = default;
     72    RefPtr<FilePickerParent> mFilePickerParent;
     73  };
     74 
     75 private:
     76  bool CreateFilePicker();
     77 
     78  // This runnable is used to do some I/O operation on a separate thread.
     79  class IORunnable : public Runnable {
     80    RefPtr<FilePickerParent> mFilePickerParent;
     81    nsTArray<nsCOMPtr<nsIFile>> mFiles;
     82    nsTArray<BlobImplOrString> mResults;
     83    nsCOMPtr<nsIEventTarget> mEventTarget;
     84    nsTArray<RefPtr<BlobImpl>> mFilesInWebKitDirectory;
     85    bool mIsDirectory;
     86 
     87   public:
     88    IORunnable(FilePickerParent* aFPParent,
     89               nsTArray<nsCOMPtr<nsIFile>>&& aFiles,
     90               nsTArray<RefPtr<BlobImpl>>&& aFilesInWebKitDirectory,
     91               bool aIsDirectory);
     92 
     93    bool Dispatch();
     94    NS_IMETHOD Run() override;
     95    void Destroy();
     96  };
     97 
     98  RefPtr<IORunnable> mRunnable;
     99  RefPtr<FilePickerShownCallback> mCallback;
    100  nsCOMPtr<nsIFilePicker> mFilePicker;
    101 
    102  nsString mTitle;
    103  nsIFilePicker::Mode mMode;
    104  RefPtr<mozilla::dom::BrowsingContext> mBrowsingContext;
    105  nsIFilePicker::ResultCode mResult;
    106 };
    107 
    108 }  // namespace mozilla::dom
    109 
    110 #endif  // mozilla_dom_FilePickerParent_h