LCOV - code coverage report
Current view: directory - layout/style - nsTransitionManager.h (source / functions) Found Hit Coverage
Test: app.info Lines: 4 0 0.0 %
Date: 2012-06-02 Functions: 3 0 0.0 %

       1                 : /* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
       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 nsTransitionManager.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is the Mozilla Foundation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2009
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *   L. David Baron <dbaron@dbaron.org>, Mozilla Corporation (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
      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                 : /* Code to start and animate CSS transitions. */
      39                 : 
      40                 : #ifndef nsTransitionManager_h_
      41                 : #define nsTransitionManager_h_
      42                 : 
      43                 : #include "AnimationCommon.h"
      44                 : #include "nsCSSPseudoElements.h"
      45                 : 
      46                 : class nsStyleContext;
      47                 : class nsPresContext;
      48                 : class nsCSSPropertySet;
      49                 : struct nsTransition;
      50                 : struct ElementTransitions;
      51                 : 
      52                 : class nsTransitionManager : public mozilla::css::CommonAnimationManager
      53               0 : {
      54                 : public:
      55               0 :   nsTransitionManager(nsPresContext *aPresContext)
      56               0 :     : mozilla::css::CommonAnimationManager(aPresContext)
      57                 :   {
      58               0 :   }
      59                 : 
      60                 :   /**
      61                 :    * StyleContextChanged 
      62                 :    *
      63                 :    * To be called from nsFrameManager::ReResolveStyleContext when the
      64                 :    * style of an element has changed, to initiate transitions from
      65                 :    * that style change.  For style contexts with :before and :after
      66                 :    * pseudos, aElement is expected to be the generated before/after
      67                 :    * element.
      68                 :    *
      69                 :    * It may return a "cover rule" (see CoverTransitionStartStyleRule) to
      70                 :    * cover up some of the changes for the duration of the restyling of
      71                 :    * descendants.  If it does, this function will take care of causing
      72                 :    * the necessary restyle afterwards, but the caller must restyle the
      73                 :    * element *again* with the original sequence of rules plus the
      74                 :    * returned cover rule as the most specific rule.
      75                 :    */
      76                 :   already_AddRefed<nsIStyleRule>
      77                 :     StyleContextChanged(mozilla::dom::Element *aElement,
      78                 :                         nsStyleContext *aOldStyleContext,
      79                 :                         nsStyleContext *aNewStyleContext);
      80                 : 
      81                 :   // nsIStyleRuleProcessor (parts)
      82                 :   virtual void RulesMatching(ElementRuleProcessorData* aData);
      83                 :   virtual void RulesMatching(PseudoElementRuleProcessorData* aData);
      84                 :   virtual void RulesMatching(AnonBoxRuleProcessorData* aData);
      85                 : #ifdef MOZ_XUL
      86                 :   virtual void RulesMatching(XULTreeRuleProcessorData* aData);
      87                 : #endif
      88                 :   virtual NS_MUST_OVERRIDE size_t
      89                 :     SizeOfExcludingThis(nsMallocSizeOfFun aMallocSizeOf) const MOZ_OVERRIDE;
      90                 :   virtual NS_MUST_OVERRIDE size_t
      91                 :     SizeOfIncludingThis(nsMallocSizeOfFun aMallocSizeOf) const MOZ_OVERRIDE;
      92                 : 
      93                 :   // nsARefreshObserver
      94                 :   virtual void WillRefresh(mozilla::TimeStamp aTime);
      95                 : 
      96                 : private:
      97                 :   void ConsiderStartingTransition(nsCSSProperty aProperty,
      98                 :                                   const nsTransition& aTransition,
      99                 :                                   mozilla::dom::Element *aElement,
     100                 :                                   ElementTransitions *&aElementTransitions,
     101                 :                                   nsStyleContext *aOldStyleContext,
     102                 :                                   nsStyleContext *aNewStyleContext,
     103                 :                                   bool *aStartedAny,
     104                 :                                   nsCSSPropertySet *aWhichStarted);
     105                 :   ElementTransitions* GetElementTransitions(mozilla::dom::Element *aElement,
     106                 :                                             nsCSSPseudoElements::Type aPseudoType,
     107                 :                                             bool aCreateIfNeeded);
     108                 :   void WalkTransitionRule(RuleProcessorData* aData,
     109                 :                           nsCSSPseudoElements::Type aPseudoType);
     110                 : };
     111                 : 
     112                 : #endif /* !defined(nsTransitionManager_h_) */

Generated by: LCOV version 1.7