LCOV - code coverage report
Current view: directory - layout/style - nsIStyleSheet.h (source / functions) Found Hit Coverage
Test: app.info Lines: 1 1 100.0 %
Date: 2012-06-02 Functions: 1 1 100.0 %

       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.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or 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
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : /*
      39                 :  * interface representing a collection of style data attached to a
      40                 :  * document, which may be or be combined into a style rule processor
      41                 :  */
      42                 : 
      43                 : #ifndef nsIStyleSheet_h___
      44                 : #define nsIStyleSheet_h___
      45                 : 
      46                 : #include <stdio.h>
      47                 : #include "nsISupports.h"
      48                 : 
      49                 : class nsString;
      50                 : class nsIURI;
      51                 : class nsIDocument;
      52                 : 
      53                 : // IID for the nsIStyleSheet interface
      54                 : // 3eb34a60-04bd-41d9-9f60-882694e61c38
      55                 : #define NS_ISTYLE_SHEET_IID     \
      56                 : { 0x3eb34a60, 0x04bd, 0x41d9,   \
      57                 :  { 0x9f, 0x60, 0x88, 0x26, 0x94, 0xe6, 0x1c, 0x38 } }
      58                 : 
      59                 : /**
      60                 :  * A style sheet is a thing associated with a document that has style
      61                 :  * rules.  Those style rules can be reached in one of two ways, depending
      62                 :  * on which level of the nsStyleSet it is in:
      63                 :  *   1) It can be |QueryInterface|d to nsIStyleRuleProcessor
      64                 :  *   2) It can be |QueryInterface|d to nsCSSStyleSheet, with which the
      65                 :  *      |nsStyleSet| uses an |nsCSSRuleProcessor| to access the rules.
      66                 :  */
      67             938 : class nsIStyleSheet : public nsISupports {
      68                 : public:
      69                 :   NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISTYLE_SHEET_IID)
      70                 : 
      71                 :   // basic style sheet data
      72                 :   virtual nsIURI* GetSheetURI() const = 0;
      73                 :   virtual nsIURI* GetBaseURI() const = 0;
      74                 :   virtual void GetTitle(nsString& aTitle) const = 0;
      75                 :   virtual void GetType(nsString& aType) const = 0;
      76                 :   virtual bool HasRules() const = 0;
      77                 : 
      78                 :   /**
      79                 :    * Whether the sheet is applicable.  A sheet that is not applicable
      80                 :    * should never be inserted into a style set.  A sheet may not be
      81                 :    * applicable for a variety of reasons including being disabled and
      82                 :    * being incomplete.
      83                 :    *
      84                 :    */
      85                 :   virtual bool IsApplicable() const = 0;
      86                 : 
      87                 :   /**
      88                 :    * Set the stylesheet to be enabled.  This may or may not make it
      89                 :    * applicable.  Note that this WILL inform the sheet's document of
      90                 :    * its new applicable state if the state changes but WILL NOT call
      91                 :    * BeginUpdate() or EndUpdate() on the document -- calling those is
      92                 :    * the caller's responsibility.  This allows use of SetEnabled when
      93                 :    * batched updates are desired.  If you want updates handled for
      94                 :    * you, see nsIDOMStyleSheet::SetDisabled().
      95                 :    */
      96                 :   virtual void SetEnabled(bool aEnabled) = 0;
      97                 : 
      98                 :   /**
      99                 :    * Whether the sheet is complete.
     100                 :    */
     101                 :   virtual bool IsComplete() const = 0;
     102                 :   virtual void SetComplete() = 0;
     103                 : 
     104                 :   // style sheet owner info
     105                 :   virtual nsIStyleSheet* GetParentSheet() const = 0;  // may be null
     106                 :   virtual nsIDocument* GetOwningDocument() const = 0; // may be null
     107                 :   virtual void SetOwningDocument(nsIDocument* aDocument) = 0;
     108                 : 
     109                 : #ifdef DEBUG
     110                 :   virtual void List(FILE* out = stdout, PRInt32 aIndent = 0) const = 0;
     111                 : #endif
     112                 : 
     113                 :   virtual size_t SizeOfIncludingThis(nsMallocSizeOfFun aMallocSizeOf) const = 0;
     114                 : };
     115                 : 
     116                 : NS_DEFINE_STATIC_IID_ACCESSOR(nsIStyleSheet, NS_ISTYLE_SHEET_IID)
     117                 : 
     118                 : #endif /* nsIStyleSheet_h___ */

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