layout/generic/nsIStatefulFrame.h

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 2 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 4
michael@0 5 /*
michael@0 6 * interface for rendering objects whose state is saved in
michael@0 7 * session-history (back-forward navigation)
michael@0 8 */
michael@0 9
michael@0 10 #ifndef _nsIStatefulFrame_h
michael@0 11 #define _nsIStatefulFrame_h
michael@0 12
michael@0 13 #include "nsQueryFrame.h"
michael@0 14
michael@0 15 class nsPresState;
michael@0 16
michael@0 17 class nsIStatefulFrame
michael@0 18 {
michael@0 19 public:
michael@0 20 NS_DECL_QUERYFRAME_TARGET(nsIStatefulFrame)
michael@0 21
michael@0 22 // Save the state for this frame. If this method succeeds, the caller is
michael@0 23 // responsible for deleting the resulting state when done with it.
michael@0 24 NS_IMETHOD SaveState(nsPresState** aState) = 0;
michael@0 25
michael@0 26 // Restore the state for this frame from aState
michael@0 27 NS_IMETHOD RestoreState(nsPresState* aState) = 0;
michael@0 28 };
michael@0 29
michael@0 30 #endif /* _nsIStatefulFrame_h */

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