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comparison: embedding/components/find/src/nsFind.h
embedding/components/find/src/nsFind.h
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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 nsFind_h__ | |
| 7 #define nsFind_h__ | |
| 8 | |
| 9 #include "nsIFind.h" | |
| 10 | |
| 11 #include "nsAutoPtr.h" | |
| 12 #include "nsCOMPtr.h" | |
| 13 #include "nsCycleCollectionParticipant.h" | |
| 14 #include "nsIDOMNode.h" | |
| 15 #include "nsIDOMRange.h" | |
| 16 #include "nsIContentIterator.h" | |
| 17 #include "nsIWordBreaker.h" | |
| 18 | |
| 19 class nsIAtom; | |
| 20 class nsIContent; | |
| 21 | |
| 22 #define NS_FIND_CONTRACTID "@mozilla.org/embedcomp/rangefind;1" | |
| 23 | |
| 24 #define NS_FIND_CID \ | |
| 25 {0x471f4944, 0x1dd2, 0x11b2, {0x87, 0xac, 0x90, 0xbe, 0x0a, 0x51, 0xd6, 0x09}} | |
| 26 | |
| 27 class nsFindContentIterator; | |
| 28 | |
| 29 class nsFind : public nsIFind | |
| 30 { | |
| 31 public: | |
| 32 NS_DECL_CYCLE_COLLECTING_ISUPPORTS | |
| 33 NS_DECL_NSIFIND | |
| 34 NS_DECL_CYCLE_COLLECTION_CLASS(nsFind) | |
| 35 | |
| 36 nsFind(); | |
| 37 virtual ~nsFind(); | |
| 38 | |
| 39 static already_AddRefed<nsIDOMRange> CreateRange(nsINode* aNode); | |
| 40 | |
| 41 protected: | |
| 42 // Parameters set from the interface: | |
| 43 //nsCOMPtr<nsIDOMRange> mRange; // search only in this range | |
| 44 bool mFindBackward; | |
| 45 bool mCaseSensitive; | |
| 46 | |
| 47 nsCOMPtr<nsIWordBreaker> mWordBreaker; | |
| 48 | |
| 49 int32_t mIterOffset; | |
| 50 nsCOMPtr<nsIDOMNode> mIterNode; | |
| 51 | |
| 52 // Last block parent, so that we will notice crossing block boundaries: | |
| 53 nsCOMPtr<nsIDOMNode> mLastBlockParent; | |
| 54 nsresult GetBlockParent(nsIDOMNode* aNode, nsIDOMNode** aParent); | |
| 55 | |
| 56 // Utility routines: | |
| 57 bool IsTextNode(nsIDOMNode* aNode); | |
| 58 bool IsBlockNode(nsIContent* aNode); | |
| 59 bool SkipNode(nsIContent* aNode); | |
| 60 bool IsVisibleNode(nsIDOMNode *aNode); | |
| 61 | |
| 62 // Move in the right direction for our search: | |
| 63 nsresult NextNode(nsIDOMRange* aSearchRange, | |
| 64 nsIDOMRange* aStartPoint, nsIDOMRange* aEndPoint, | |
| 65 bool aContinueOk); | |
| 66 | |
| 67 // Reset variables before returning -- don't hold any references. | |
| 68 void ResetAll(); | |
| 69 | |
| 70 // The iterator we use to move through the document: | |
| 71 nsresult InitIterator(nsIDOMNode* aStartNode, int32_t aStartOffset, | |
| 72 nsIDOMNode* aEndNode, int32_t aEndOffset); | |
| 73 nsRefPtr<nsFindContentIterator> mIterator; | |
| 74 }; | |
| 75 | |
| 76 #endif // nsFind_h__ |
