1 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is Mozilla MathML Project.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * The University Of Queensland.
19 : * Portions created by the Initial Developer are Copyright (C) 1999
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Roger B. Sidje <rbs@maths.uq.edu.au>
24 : * David J. Fiddes <D.J.Fiddes@hw.ac.uk>
25 : * Shyjan Mahamud <mahamud@cs.cmu.edu>
26 : *
27 : * Alternatively, the contents of this file may be used under the terms of
28 : * either of the GNU General Public License Version 2 or later (the "GPL"),
29 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
30 : * in which case the provisions of the GPL or the LGPL are applicable instead
31 : * of those above. If you wish to allow use of your version of this file only
32 : * under the terms of either the GPL or the LGPL, and not to allow others to
33 : * use your version of this file under the terms of the MPL, indicate your
34 : * decision by deleting the provisions above and replace them with the notice
35 : * and other provisions required by the GPL or the LGPL. If you do not delete
36 : * the provisions above, a recipient may use your version of this file under
37 : * the terms of any one of the MPL, the GPL or the LGPL.
38 : *
39 : * ***** END LICENSE BLOCK ***** */
40 :
41 : #ifndef nsMathMLmunderoverFrame_h___
42 : #define nsMathMLmunderoverFrame_h___
43 :
44 : #include "nsCOMPtr.h"
45 : #include "nsMathMLContainerFrame.h"
46 :
47 : //
48 : // <munderover> -- attach an underscript-overscript pair to a base
49 : //
50 :
51 : class nsMathMLmunderoverFrame : public nsMathMLContainerFrame {
52 : public:
53 : NS_DECL_FRAMEARENA_HELPERS
54 :
55 : friend nsIFrame* NS_NewMathMLmunderoverFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
56 :
57 : virtual nsresult
58 : Place(nsRenderingContext& aRenderingContext,
59 : bool aPlaceOrigin,
60 : nsHTMLReflowMetrics& aDesiredSize);
61 :
62 : NS_IMETHOD
63 : InheritAutomaticData(nsIFrame* aParent);
64 :
65 : NS_IMETHOD
66 : TransmitAutomaticData();
67 :
68 : NS_IMETHOD
69 : UpdatePresentationData(PRUint32 aFlagsValues,
70 : PRUint32 aFlagsToUpdate);
71 :
72 : NS_IMETHOD
73 : UpdatePresentationDataFromChildAt(PRInt32 aFirstIndex,
74 : PRInt32 aLastIndex,
75 : PRUint32 aFlagsValues,
76 : PRUint32 aFlagsToUpdate);
77 :
78 : NS_IMETHOD
79 : AttributeChanged(PRInt32 aNameSpaceID,
80 : nsIAtom* aAttribute,
81 : PRInt32 aModType);
82 :
83 : protected:
84 0 : nsMathMLmunderoverFrame(nsStyleContext* aContext) : nsMathMLContainerFrame(aContext) {}
85 : virtual ~nsMathMLmunderoverFrame();
86 :
87 0 : virtual PRIntn GetSkipSides() const { return 0; }
88 : };
89 :
90 :
91 : #endif /* nsMathMLmunderoverFrame_h___ */
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