mirror of
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113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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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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