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147 lines
5.3 KiB
C++
147 lines
5.3 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Joe Hewitt <hewitt@netscape.com> (Original Author)
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* Masayuki Nakano <masayuki@d-toybox.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __nsAutoCompleteController__
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#define __nsAutoCompleteController__
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#include "nsIAutoCompleteController.h"
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#include "nsIAutoCompleteInput.h"
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#include "nsIAutoCompletePopup.h"
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#include "nsIAutoCompleteResult.h"
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#include "nsIAutoCompleteSearch.h"
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#include "nsString.h"
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#include "nsITreeView.h"
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#include "nsITreeSelection.h"
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#include "nsITimer.h"
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#include "nsTArray.h"
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#include "nsCOMArray.h"
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#include "nsCycleCollectionParticipant.h"
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class nsAutoCompleteController : public nsIAutoCompleteController,
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public nsIAutoCompleteObserver,
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public nsITimerCallback,
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public nsITreeView
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{
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsAutoCompleteController,
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nsIAutoCompleteController)
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NS_DECL_NSIAUTOCOMPLETECONTROLLER
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NS_DECL_NSIAUTOCOMPLETEOBSERVER
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NS_DECL_NSITREEVIEW
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NS_DECL_NSITIMERCALLBACK
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nsAutoCompleteController();
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virtual ~nsAutoCompleteController();
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protected:
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nsresult OpenPopup();
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nsresult ClosePopup();
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nsresult StartSearch(PRUint16 aSearchType);
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nsresult BeforeSearches();
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nsresult StartSearches();
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void AfterSearches();
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nsresult ClearSearchTimer();
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nsresult ProcessResult(PRInt32 aSearchIndex, nsIAutoCompleteResult *aResult);
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nsresult PostSearchCleanup();
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nsresult EnterMatch(bool aIsPopupSelection);
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nsresult RevertTextValue();
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nsresult CompleteDefaultIndex(PRInt32 aResultIndex);
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nsresult CompleteValue(nsString &aValue);
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nsresult GetResultAt(PRInt32 aIndex, nsIAutoCompleteResult** aResult,
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PRInt32* aRowIndex);
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nsresult GetResultValueAt(PRInt32 aIndex, bool aValueOnly,
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nsAString & _retval);
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nsresult GetResultLabelAt(PRInt32 aIndex, bool aValueOnly,
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nsAString & _retval);
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private:
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nsresult GetResultValueLabelAt(PRInt32 aIndex, bool aValueOnly,
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bool aGetValue, nsAString & _retval);
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protected:
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nsresult GetDefaultCompleteValue(PRInt32 aResultIndex, bool aPreserveCasing,
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nsAString &_retval);
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nsresult ClearResults();
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nsresult RowIndexToSearch(PRInt32 aRowIndex,
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PRInt32 *aSearchIndex, PRInt32 *aItemIndex);
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// members //////////////////////////////////////////
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nsCOMPtr<nsIAutoCompleteInput> mInput;
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nsCOMArray<nsIAutoCompleteSearch> mSearches;
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nsCOMArray<nsIAutoCompleteResult> mResults;
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// Caches the match counts for the current ongoing results to allow
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// incremental results to keep the rowcount up to date.
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nsTArray<PRUint32> mMatchCounts;
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// Temporarily keeps the results alive while invoking startSearch() for each
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// search. This is needed to allow the searches to reuse the previous result,
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// since otherwise the first search clears mResults.
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nsCOMArray<nsIAutoCompleteResult> mResultCache;
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nsCOMPtr<nsITimer> mTimer;
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nsCOMPtr<nsITreeSelection> mSelection;
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nsCOMPtr<nsITreeBoxObject> mTree;
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nsString mSearchString;
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bool mDefaultIndexCompleted;
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bool mBackspaced;
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bool mPopupClosedByCompositionStart;
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enum CompositionState {
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eCompositionState_None,
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eCompositionState_Composing,
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eCompositionState_Committing
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};
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CompositionState mCompositionState;
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PRUint16 mSearchStatus;
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PRUint32 mRowCount;
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PRUint32 mSearchesOngoing;
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PRUint32 mSearchesFailed;
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bool mFirstSearchResult;
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PRUint32 mImmediateSearchesCount;
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};
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#endif /* __nsAutoCompleteController__ */
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