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

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

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