LCOV - code coverage report
Current view: directory - toolkit/components/autocomplete - nsAutoCompleteController.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 2 100.0 %
Date: 2012-06-02 Functions: 5 5 100.0 %

       1                 : /* ***** BEGIN LICENSE BLOCK *****
       2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3                 :  *
       4                 :  * The contents of this file are subject to the Mozilla Public License Version
       5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       6                 :  * the License. You may obtain a copy of the License at
       7                 :  * http://www.mozilla.org/MPL/
       8                 :  *
       9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11                 :  * for the specific language governing rights and limitations under the
      12                 :  * License.
      13                 :  *
      14                 :  * The Original Code is Mozilla Communicator client code.
      15                 :  *
      16                 :  * The Initial Developer of the Original Code is
      17                 :  * Netscape Communications Corporation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *   Joe Hewitt <hewitt@netscape.com> (Original Author)
      23                 :  *   Masayuki Nakano <masayuki@d-toybox.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #ifndef __nsAutoCompleteController__
      40                 : #define __nsAutoCompleteController__
      41                 : 
      42                 : #include "nsIAutoCompleteController.h"
      43                 : 
      44                 : #include "nsIAutoCompleteInput.h"
      45                 : #include "nsIAutoCompletePopup.h"
      46                 : #include "nsIAutoCompleteResult.h"
      47                 : #include "nsIAutoCompleteSearch.h"
      48                 : #include "nsString.h"
      49                 : #include "nsITreeView.h"
      50                 : #include "nsITreeSelection.h"
      51                 : #include "nsITimer.h"
      52                 : #include "nsTArray.h"
      53                 : #include "nsCOMArray.h"
      54                 : #include "nsCycleCollectionParticipant.h"
      55                 : 
      56                 : class nsAutoCompleteController : public nsIAutoCompleteController,
      57                 :                                  public nsIAutoCompleteObserver,
      58                 :                                  public nsITimerCallback,
      59                 :                                  public nsITreeView
      60                 : {
      61                 : public:
      62              36 :   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
      63            5864 :   NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsAutoCompleteController,
      64                 :                                            nsIAutoCompleteController)
      65                 :   NS_DECL_NSIAUTOCOMPLETECONTROLLER
      66                 :   NS_DECL_NSIAUTOCOMPLETEOBSERVER
      67                 :   NS_DECL_NSITREEVIEW
      68                 :   NS_DECL_NSITIMERCALLBACK
      69                 :    
      70                 :   nsAutoCompleteController();
      71                 :   virtual ~nsAutoCompleteController();
      72                 :   
      73                 : protected:
      74                 :   nsresult OpenPopup();
      75                 :   nsresult ClosePopup();
      76                 : 
      77                 :   nsresult StartSearch(PRUint16 aSearchType);
      78                 : 
      79                 :   nsresult BeforeSearches();
      80                 :   nsresult StartSearches();
      81                 :   void AfterSearches();
      82                 :   nsresult ClearSearchTimer();
      83                 : 
      84                 :   nsresult ProcessResult(PRInt32 aSearchIndex, nsIAutoCompleteResult *aResult);
      85                 :   nsresult PostSearchCleanup();
      86                 : 
      87                 :   nsresult EnterMatch(bool aIsPopupSelection);
      88                 :   nsresult RevertTextValue();
      89                 : 
      90                 :   nsresult CompleteDefaultIndex(PRInt32 aResultIndex);
      91                 :   nsresult CompleteValue(nsString &aValue);
      92                 : 
      93                 :   nsresult GetResultAt(PRInt32 aIndex, nsIAutoCompleteResult** aResult,
      94                 :                        PRInt32* aRowIndex);
      95                 :   nsresult GetResultValueAt(PRInt32 aIndex, bool aValueOnly,
      96                 :                             nsAString & _retval);
      97                 :   nsresult GetResultLabelAt(PRInt32 aIndex, bool aValueOnly,
      98                 :                             nsAString & _retval);
      99                 : private:
     100                 :   nsresult GetResultValueLabelAt(PRInt32 aIndex, bool aValueOnly,
     101                 :                                  bool aGetValue, nsAString & _retval);
     102                 : protected:
     103                 :   nsresult GetDefaultCompleteValue(PRInt32 aResultIndex, bool aPreserveCasing,
     104                 :                                    nsAString &_retval);
     105                 :   nsresult ClearResults();
     106                 :   
     107                 :   nsresult RowIndexToSearch(PRInt32 aRowIndex,
     108                 :                             PRInt32 *aSearchIndex, PRInt32 *aItemIndex);
     109                 : 
     110                 :   // members //////////////////////////////////////////
     111                 :   
     112                 :   nsCOMPtr<nsIAutoCompleteInput> mInput;
     113                 : 
     114                 :   nsCOMArray<nsIAutoCompleteSearch> mSearches;
     115                 :   nsCOMArray<nsIAutoCompleteResult> mResults;
     116                 :   // Caches the match counts for the current ongoing results to allow
     117                 :   // incremental results to keep the rowcount up to date.
     118                 :   nsTArray<PRUint32> mMatchCounts;
     119                 :   // Temporarily keeps the results alive while invoking startSearch() for each
     120                 :   // search.  This is needed to allow the searches to reuse the previous result,
     121                 :   // since otherwise the first search clears mResults.
     122                 :   nsCOMArray<nsIAutoCompleteResult> mResultCache;
     123                 : 
     124                 :   nsCOMPtr<nsITimer> mTimer;
     125                 :   nsCOMPtr<nsITreeSelection> mSelection;
     126                 :   nsCOMPtr<nsITreeBoxObject> mTree;
     127                 : 
     128                 :   nsString mSearchString;
     129                 :   bool mDefaultIndexCompleted;
     130                 :   bool mBackspaced;
     131                 :   bool mPopupClosedByCompositionStart;
     132                 :   enum CompositionState {
     133                 :     eCompositionState_None,
     134                 :     eCompositionState_Composing,
     135                 :     eCompositionState_Committing
     136                 :   };
     137                 :   CompositionState mCompositionState;
     138                 :   PRUint16 mSearchStatus;
     139                 :   PRUint32 mRowCount;
     140                 :   PRUint32 mSearchesOngoing;
     141                 :   PRUint32 mSearchesFailed;
     142                 :   bool mFirstSearchResult;
     143                 :   PRUint32 mImmediateSearchesCount;
     144                 : };
     145                 : 
     146                 : #endif /* __nsAutoCompleteController__ */

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