DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Mercurial (409f3966645a)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 __nsFormFillController__
#define __nsFormFillController__

#include "nsIFormFillController.h"
#include "nsIAutoCompleteInput.h"
#include "nsIAutoCompleteSearch.h"
#include "nsIAutoCompleteController.h"
#include "nsIAutoCompletePopup.h"
#include "nsIFormAutoComplete.h"
#include "nsIDOMEventListener.h"
#include "nsCOMPtr.h"
#include "nsDataHashtable.h"
#include "nsIDocShell.h"
#include "nsILoginManager.h"
#include "nsIMutationObserver.h"
#include "nsTArray.h"
#include "nsCycleCollectionParticipant.h"
#include "nsILoginReputation.h"

// X.h defines KeyPress
#ifdef KeyPress
#undef KeyPress
#endif

class nsFormHistory;
class nsINode;
class nsPIDOMWindowOuter;

namespace mozilla {
namespace dom {
class HTMLInputElement;
} // namespace dom
} // namespace mozilla

class nsFormFillController final : public nsIFormFillController,
                                   public nsIAutoCompleteInput,
                                   public nsIAutoCompleteSearch,
                                   public nsIDOMEventListener,
                                   public nsIFormAutoCompleteObserver,
                                   public nsIMutationObserver
{
public:
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_NSIFORMFILLCONTROLLER
  NS_DECL_NSIAUTOCOMPLETESEARCH
  NS_DECL_NSIAUTOCOMPLETEINPUT
  NS_DECL_NSIFORMAUTOCOMPLETEOBSERVER
  NS_DECL_NSIDOMEVENTLISTENER
  NS_DECL_NSIMUTATIONOBSERVER

  NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsFormFillController, nsIFormFillController)

  nsresult Focus(mozilla::dom::Event* aEvent);
  nsresult KeyDown(mozilla::dom::Event* aKeyEvent);
  nsresult KeyPress(mozilla::dom::Event* aKeyEvent);
  nsresult MouseDown(mozilla::dom::Event* aMouseEvent);

  nsFormFillController();

protected:
  virtual ~nsFormFillController();

  void AddWindowListeners(nsPIDOMWindowOuter* aWindow);
  void RemoveWindowListeners(nsPIDOMWindowOuter* aWindow);

  void AddKeyListener(nsINode* aInput);
  void RemoveKeyListener();

  void StartControllingInput(mozilla::dom::HTMLInputElement *aInput);
  void StopControllingInput();
  /**
   * Checks that aElement is a type of element we want to fill, then calls
   * StartControllingInput on it.
   */
  void MaybeStartControllingInput(mozilla::dom::HTMLInputElement* aElement);

  nsresult PerformInputListAutoComplete(const nsAString& aSearch,
                                        nsIAutoCompleteResult** aResult);

  void RevalidateDataList();
  bool RowMatch(nsFormHistory *aHistory, uint32_t aIndex, const nsAString &aInputName, const nsAString &aInputValue);

  inline nsIDocShell *GetDocShellForInput(mozilla::dom::HTMLInputElement *aInput);
  inline nsPIDOMWindowOuter *GetWindowForDocShell(nsIDocShell *aDocShell);
  inline int32_t GetIndexOfDocShell(nsIDocShell *aDocShell);

  void MaybeRemoveMutationObserver(nsINode* aNode);

  void RemoveForDocument(nsIDocument* aDoc);

  bool IsTextControl(nsINode* aNode);

  nsresult StartQueryLoginReputation(mozilla::dom::HTMLInputElement *aInput);

  // members //////////////////////////////////////////

  nsCOMPtr<nsIAutoCompleteController> mController;
  nsCOMPtr<nsILoginManager> mLoginManager;
  nsCOMPtr<nsILoginReputationService> mLoginReputationService;
  mozilla::dom::HTMLInputElement* mFocusedInput;

  // mListNode is a <datalist> element which, is set, has the form fill controller
  // as a mutation observer for it.
  nsINode* mListNode;
  nsCOMPtr<nsIAutoCompletePopup> mFocusedPopup;

  nsTArray<nsCOMPtr<nsIDocShell> > mDocShells;
  nsTArray<nsCOMPtr<nsIAutoCompletePopup> > mPopups;

  // The observer passed to StartSearch. It will be notified when the search is
  // complete or the data from a datalist changes.
  nsCOMPtr<nsIAutoCompleteObserver> mLastListener;

  // This is cleared by StopSearch().
  nsCOMPtr<nsIFormAutoComplete> mLastFormAutoComplete;
  nsString mLastSearchString;

  nsDataHashtable<nsPtrHashKey<const nsINode>, bool> mPwmgrInputs;
  nsDataHashtable<nsPtrHashKey<const nsINode>, bool> mAutofillInputs;

  uint16_t mFocusAfterRightClickThreshold;
  uint32_t mTimeout;
  uint32_t mMinResultsForPopup;
  uint32_t mMaxRows;
  mozilla::TimeStamp mLastRightClickTimeStamp;
  bool mDisableAutoComplete;
  bool mCompleteDefaultIndex;
  bool mCompleteSelectedIndex;
  bool mForceComplete;
  bool mSuppressOnInput;
};

#endif // __nsFormFillController__