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.
16 : *
17 : * The Initial Developer of the Original Code is
18 : * IBM Corporation.
19 : * Portions created by the Initial Developer are Copyright (C) 2005
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Brian Ryner <bryner@brianryner.com>
24 : *
25 : * Alternatively, the contents of this file may be used under the terms of
26 : * either the GNU General Public License Version 2 or later (the "GPL"), or
27 : * 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 : /* implementation of interface for managing user and user-agent style sheets */
40 :
41 : #ifndef nsStyleSheetService_h_
42 : #define nsStyleSheetService_h_
43 :
44 : #include "nsIStyleSheetService.h"
45 : #include "nsCOMArray.h"
46 : #include "nsIStyleSheet.h"
47 :
48 : class nsISimpleEnumerator;
49 : class nsICategoryManager;
50 :
51 : #define NS_STYLESHEETSERVICE_CID \
52 : {0xfcca6f83, 0x9f7d, 0x44e4, {0xa7, 0x4b, 0xb5, 0x94, 0x33, 0xe6, 0xc8, 0xc3}}
53 :
54 : #define NS_STYLESHEETSERVICE_CONTRACTID \
55 : "@mozilla.org/content/style-sheet-service;1"
56 :
57 : class nsStyleSheetService : public nsIStyleSheetService
58 : {
59 : public:
60 : nsStyleSheetService() NS_HIDDEN;
61 : ~nsStyleSheetService() NS_HIDDEN;
62 :
63 : NS_DECL_ISUPPORTS
64 : NS_DECL_NSISTYLESHEETSERVICE
65 :
66 : NS_HIDDEN_(nsresult) Init();
67 :
68 0 : nsCOMArray<nsIStyleSheet>* AgentStyleSheets() { return &mSheets[AGENT_SHEET]; }
69 0 : nsCOMArray<nsIStyleSheet>* UserStyleSheets() { return &mSheets[USER_SHEET]; }
70 :
71 : static nsStyleSheetService *gInstance;
72 :
73 : private:
74 :
75 : NS_HIDDEN_(void) RegisterFromEnumerator(nsICategoryManager *aManager,
76 : const char *aCategory,
77 : nsISimpleEnumerator *aEnumerator,
78 : PRUint32 aSheetType);
79 :
80 : NS_HIDDEN_(PRInt32) FindSheetByURI(const nsCOMArray<nsIStyleSheet> &sheets,
81 : nsIURI *sheetURI);
82 :
83 : // Like LoadAndRegisterSheet, but doesn't notify. If successful, the
84 : // new sheet will be the last sheet in mSheets[aSheetType].
85 : NS_HIDDEN_(nsresult) LoadAndRegisterSheetInternal(nsIURI *aSheetURI,
86 : PRUint32 aSheetType);
87 :
88 : nsCOMArray<nsIStyleSheet> mSheets[2];
89 : };
90 :
91 : #endif
|