1 : /* ***** BEGIN LICENSE BLOCK *****
2 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3 : *
4 : * The contents of this file are subject to the Mozilla Public License Version
5 : * 1.1 (the "License"); you may not use this file except in compliance with
6 : * the License. You may obtain a copy of the License at
7 : * http://www.mozilla.org/MPL/
8 : *
9 : * Software distributed under the License is distributed on an "AS IS" basis,
10 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11 : * for the specific language governing rights and limitations under the
12 : * License.
13 : *
14 : * The Original Code is mozilla.org code.
15 : *
16 : * The Initial Developer of the Original Code is
17 : * Netscape Communications Corporation.
18 : * Portions created by the Initial Developer are Copyright (C) 2002
19 : * the Initial Developer. All Rights Reserved.
20 : *
21 : * Contributor(s):
22 : * Christopher A. Aillon <christopher@aillon.com> (original author)
23 : *
24 : * Alternatively, the contents of this file may be used under the terms of
25 : * either the GNU General Public License Version 2 or later (the "GPL"), or
26 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 : * in which case the provisions of the GPL or the LGPL are applicable instead
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33 : * the provisions above, a recipient may use your version of this file under
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35 : *
36 : * ***** END LICENSE BLOCK ***** */
37 :
38 : /* DOM object representing lists of values in DOM computed style */
39 :
40 : #ifndef nsDOMCSSValueList_h___
41 : #define nsDOMCSSValueList_h___
42 :
43 : #include "nsIDOMCSSValue.h"
44 : #include "nsIDOMCSSValueList.h"
45 : #include "nsTArray.h"
46 :
47 :
48 : #include "nsCOMPtr.h"
49 :
50 : class nsDOMCSSValueList : public nsIDOMCSSValueList
51 : {
52 : public:
53 : NS_DECL_ISUPPORTS
54 :
55 : // nsIDOMCSSValueList
56 : NS_DECL_NSIDOMCSSVALUELIST
57 :
58 : // nsIDOMCSSValue
59 : NS_DECL_NSIDOMCSSVALUE
60 :
61 : // nsDOMCSSValueList
62 : nsDOMCSSValueList(bool aCommaDelimited, bool aReadonly);
63 : virtual ~nsDOMCSSValueList();
64 :
65 : /**
66 : * Adds a value to this list.
67 : */
68 : void AppendCSSValue(nsIDOMCSSValue* aValue);
69 :
70 0 : nsIDOMCSSValue* GetItemAt(PRUint32 aIndex)
71 : {
72 0 : return mCSSValues.SafeElementAt(aIndex, nsnull);
73 : }
74 :
75 0 : static nsDOMCSSValueList* FromSupports(nsISupports* aSupports)
76 : {
77 : #ifdef DEBUG
78 : {
79 0 : nsCOMPtr<nsIDOMCSSValueList> list_qi = do_QueryInterface(aSupports);
80 :
81 : // If this assertion fires the QI implementation for the object in
82 : // question doesn't use the nsIDOMCSSValueList pointer as the nsISupports
83 : // pointer. That must be fixed, or we'll crash...
84 0 : NS_ASSERTION(list_qi == static_cast<nsIDOMCSSValueList*>(aSupports),
85 : "Uh, fix QI!");
86 : }
87 : #endif
88 :
89 0 : return static_cast<nsDOMCSSValueList*>(aSupports);
90 : }
91 :
92 : private:
93 : bool mCommaDelimited; // some value lists use a comma
94 : // as the delimiter, some just use
95 : // spaces.
96 :
97 : bool mReadonly; // Are we read-only?
98 :
99 : InfallibleTArray<nsCOMPtr<nsIDOMCSSValue> > mCSSValues;
100 : };
101 :
102 :
103 : #endif /* nsDOMCSSValueList_h___ */
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