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 the Mozilla SVG project.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Robert Longson.
19 : * Portions created by the Initial Developer are Copyright (C) 2008
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Robert Longson <longsonr@gmail.com> (original author)
24 : *
25 : * Alternatively, the contents of this file may be used under the terms of
26 : * either of the GNU General Public License Version 2 or later (the "GPL"),
27 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28 : * in which case the provisions of the GPL or the LGPL are applicable instead
29 : * of those above. If you wish to allow use of your version of this file only
30 : * under the terms of either the GPL or the LGPL, and not to allow others to
31 : * use your version of this file under the terms of the MPL, indicate your
32 : * decision by deleting the provisions above and replace them with the notice
33 : * and other provisions required by the GPL or the LGPL. If you do not delete
34 : * the provisions above, a recipient may use your version of this file under
35 : * the terms of any one of the MPL, the GPL or the LGPL.
36 : *
37 : * ***** END LICENSE BLOCK ***** */
38 :
39 : #ifndef __NS_SVGSWITCHELEMENT_H__
40 : #define __NS_SVGSWITCHELEMENT_H__
41 :
42 : #include "DOMSVGTests.h"
43 : #include "nsIDOMSVGSwitchElement.h"
44 : #include "nsSVGGraphicElement.h"
45 :
46 : typedef nsSVGGraphicElement nsSVGSwitchElementBase;
47 :
48 : class nsSVGSwitchElement : public nsSVGSwitchElementBase,
49 : public nsIDOMSVGSwitchElement,
50 : public DOMSVGTests
51 0 : {
52 : friend class nsSVGSwitchFrame;
53 : protected:
54 : friend nsresult NS_NewSVGSwitchElement(nsIContent **aResult,
55 : already_AddRefed<nsINodeInfo> aNodeInfo);
56 : nsSVGSwitchElement(already_AddRefed<nsINodeInfo> aNodeInfo);
57 :
58 : public:
59 0 : nsIContent * GetActiveChild() const
60 0 : { return mActiveChild; }
61 : void MaybeInvalidate();
62 :
63 : // interfaces:
64 :
65 : NS_DECL_ISUPPORTS_INHERITED
66 1464 : NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsSVGSwitchElement,
67 : nsSVGSwitchElementBase)
68 : NS_DECL_NSIDOMSVGSWITCHELEMENT
69 :
70 : // xxx I wish we could use virtual inheritance
71 0 : NS_FORWARD_NSIDOMNODE(nsSVGSwitchElementBase::)
72 0 : NS_FORWARD_NSIDOMELEMENT(nsSVGSwitchElementBase::)
73 0 : NS_FORWARD_NSIDOMSVGELEMENT(nsSVGSwitchElementBase::)
74 :
75 : // nsINode
76 : virtual nsresult InsertChildAt(nsIContent* aKid, PRUint32 aIndex,
77 : bool aNotify);
78 : virtual nsresult RemoveChildAt(PRUint32 aIndex, bool aNotify);
79 :
80 : // nsIContent
81 : NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* aAttribute) const;
82 :
83 : virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
84 :
85 : virtual nsXPCClassInfo* GetClassInfo();
86 : private:
87 0 : void UpdateActiveChild()
88 0 : { mActiveChild = FindActiveChild(); }
89 : nsIContent* FindActiveChild() const;
90 :
91 : // only this child will be displayed
92 : nsCOMPtr<nsIContent> mActiveChild;
93 : };
94 :
95 : #endif // __NS_SVGSWITCHELEMENT_H__
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