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       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef __nsFormFillController__
       7             : #define __nsFormFillController__
       8             : 
       9             : #include "nsIFormFillController.h"
      10             : #include "nsIAutoCompleteInput.h"
      11             : #include "nsIAutoCompleteSearch.h"
      12             : #include "nsIAutoCompleteController.h"
      13             : #include "nsIAutoCompletePopup.h"
      14             : #include "nsIFormAutoComplete.h"
      15             : #include "nsIDOMEventListener.h"
      16             : #include "nsCOMPtr.h"
      17             : #include "nsDataHashtable.h"
      18             : #include "nsIDocShell.h"
      19             : #include "nsIDOMHTMLInputElement.h"
      20             : #include "nsILoginManager.h"
      21             : #include "nsIMutationObserver.h"
      22             : #include "nsTArray.h"
      23             : #include "nsCycleCollectionParticipant.h"
      24             : 
      25             : // X.h defines KeyPress
      26             : #ifdef KeyPress
      27             : #undef KeyPress
      28             : #endif
      29             : 
      30             : class nsFormHistory;
      31             : class nsINode;
      32             : class nsPIDOMWindowOuter;
      33             : 
      34             : class nsFormFillController final : public nsIFormFillController,
      35             :                                    public nsIAutoCompleteInput,
      36             :                                    public nsIAutoCompleteSearch,
      37             :                                    public nsIDOMEventListener,
      38             :                                    public nsIFormAutoCompleteObserver,
      39             :                                    public nsIMutationObserver
      40             : {
      41             : public:
      42             :   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
      43             :   NS_DECL_NSIFORMFILLCONTROLLER
      44             :   NS_DECL_NSIAUTOCOMPLETESEARCH
      45             :   NS_DECL_NSIAUTOCOMPLETEINPUT
      46             :   NS_DECL_NSIFORMAUTOCOMPLETEOBSERVER
      47             :   NS_DECL_NSIDOMEVENTLISTENER
      48             :   NS_DECL_NSIMUTATIONOBSERVER
      49             : 
      50          63 :   NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsFormFillController, nsIFormFillController)
      51             : 
      52             :   nsresult Focus(nsIDOMEvent* aEvent);
      53             :   nsresult KeyPress(nsIDOMEvent* aKeyEvent);
      54             :   nsresult MouseDown(nsIDOMEvent* aMouseEvent);
      55             : 
      56             :   nsFormFillController();
      57             : 
      58             : protected:
      59             :   virtual ~nsFormFillController();
      60             : 
      61             :   void AddWindowListeners(nsPIDOMWindowOuter* aWindow);
      62             :   void RemoveWindowListeners(nsPIDOMWindowOuter* aWindow);
      63             : 
      64             :   void AddKeyListener(nsINode* aInput);
      65             :   void RemoveKeyListener();
      66             : 
      67             :   void StartControllingInput(nsIDOMHTMLInputElement *aInput);
      68             :   void StopControllingInput();
      69             :   /**
      70             :    * Checks that aElement is a type of element we want to fill, then calls
      71             :    * StartControllingInput on it.
      72             :    */
      73             :   void MaybeStartControllingInput(nsIDOMHTMLInputElement* aElement);
      74             : 
      75             :   nsresult PerformInputListAutoComplete(const nsAString& aSearch,
      76             :                                         nsIAutoCompleteResult** aResult);
      77             : 
      78             :   void RevalidateDataList();
      79             :   bool RowMatch(nsFormHistory *aHistory, uint32_t aIndex, const nsAString &aInputName, const nsAString &aInputValue);
      80             : 
      81             :   inline nsIDocShell *GetDocShellForInput(nsIDOMHTMLInputElement *aInput);
      82             :   inline nsPIDOMWindowOuter *GetWindowForDocShell(nsIDocShell *aDocShell);
      83             :   inline int32_t GetIndexOfDocShell(nsIDocShell *aDocShell);
      84             : 
      85             :   void MaybeRemoveMutationObserver(nsINode* aNode);
      86             : 
      87             :   void RemoveForDocument(nsIDocument* aDoc);
      88             :   bool IsEventTrusted(nsIDOMEvent *aEvent);
      89             : 
      90             :   bool IsTextControl(nsINode* aNode);
      91             : 
      92             :   // members //////////////////////////////////////////
      93             : 
      94             :   nsCOMPtr<nsIAutoCompleteController> mController;
      95             :   nsCOMPtr<nsILoginManager> mLoginManager;
      96             :   nsIDOMHTMLInputElement* mFocusedInput;
      97             :   nsINode* mFocusedInputNode;
      98             : 
      99             :   // mListNode is a <datalist> element which, is set, has the form fill controller
     100             :   // as a mutation observer for it.
     101             :   nsINode* mListNode;
     102             :   nsCOMPtr<nsIAutoCompletePopup> mFocusedPopup;
     103             : 
     104             :   nsTArray<nsCOMPtr<nsIDocShell> > mDocShells;
     105             :   nsTArray<nsCOMPtr<nsIAutoCompletePopup> > mPopups;
     106             : 
     107             :   // The observer passed to StartSearch. It will be notified when the search is
     108             :   // complete or the data from a datalist changes.
     109             :   nsCOMPtr<nsIAutoCompleteObserver> mLastListener;
     110             : 
     111             :   // This is cleared by StopSearch().
     112             :   nsCOMPtr<nsIFormAutoComplete> mLastFormAutoComplete;
     113             :   nsString mLastSearchString;
     114             : 
     115             :   nsDataHashtable<nsPtrHashKey<const nsINode>, bool> mPwmgrInputs;
     116             :   nsDataHashtable<nsPtrHashKey<const nsINode>, bool> mAutofillInputs;
     117             : 
     118             :   uint16_t mFocusAfterRightClickThreshold;
     119             :   uint32_t mTimeout;
     120             :   uint32_t mMinResultsForPopup;
     121             :   uint32_t mMaxRows;
     122             :   mozilla::TimeStamp mLastRightClickTimeStamp;
     123             :   bool mDisableAutoComplete;
     124             :   bool mCompleteDefaultIndex;
     125             :   bool mCompleteSelectedIndex;
     126             :   bool mForceComplete;
     127             :   bool mSuppressOnInput;
     128             : };
     129             : 
     130             : #endif // __nsFormFillController__