The Tor Browser / file comparison
comparison: layout/base/nsILayoutHistoryState.h
layout/base/nsILayoutHistoryState.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:4fe121e5e13e |
|---|---|
| 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 /* | |
| 7 * interface for container for information saved in session history when | |
| 8 * the document is not | |
| 9 */ | |
| 10 | |
| 11 #ifndef _nsILayoutHistoryState_h | |
| 12 #define _nsILayoutHistoryState_h | |
| 13 | |
| 14 #include "nsISupports.h" | |
| 15 #include "nsStringFwd.h" | |
| 16 | |
| 17 class nsPresState; | |
| 18 template<typename> class already_AddRefed; | |
| 19 | |
| 20 #define NS_ILAYOUTHISTORYSTATE_IID \ | |
| 21 { 0x5208993e, 0xd812, 0x431e, \ | |
| 22 { 0x95, 0x9c, 0xc3, 0x84, 0x5b, 0x6e, 0x5a, 0xce } } | |
| 23 | |
| 24 class nsILayoutHistoryState : public nsISupports { | |
| 25 public: | |
| 26 NS_DECLARE_STATIC_IID_ACCESSOR(NS_ILAYOUTHISTORYSTATE_IID) | |
| 27 | |
| 28 /** | |
| 29 * Set |aState| as the state object for |aKey|. | |
| 30 * This _transfers_ownership_ of |aState| to the LayoutHistoryState. | |
| 31 * It will be freed when RemoveState() is called or when the | |
| 32 * LayoutHistoryState is destroyed. | |
| 33 */ | |
| 34 virtual void AddState(const nsCString& aKey, nsPresState* aState) = 0; | |
| 35 | |
| 36 /** | |
| 37 * Look up the state object for |aKey|. | |
| 38 */ | |
| 39 virtual nsPresState* GetState(const nsCString& aKey) = 0; | |
| 40 | |
| 41 /** | |
| 42 * Remove the state object for |aKey|. | |
| 43 */ | |
| 44 virtual void RemoveState(const nsCString& aKey) = 0; | |
| 45 | |
| 46 /** | |
| 47 * Check whether this history has any states in it | |
| 48 */ | |
| 49 virtual bool HasStates() const = 0; | |
| 50 | |
| 51 /** | |
| 52 * Sets whether this history can contain only scroll position history | |
| 53 * or all possible history | |
| 54 */ | |
| 55 virtual void SetScrollPositionOnly(const bool aFlag) = 0; | |
| 56 }; | |
| 57 | |
| 58 NS_DEFINE_STATIC_IID_ACCESSOR(nsILayoutHistoryState, | |
| 59 NS_ILAYOUTHISTORYSTATE_IID) | |
| 60 | |
| 61 already_AddRefed<nsILayoutHistoryState> | |
| 62 NS_NewLayoutHistoryState(); | |
| 63 | |
| 64 #endif /* _nsILayoutHistoryState_h */ | |
| 65 |
