LCOV - app.info - layout/xul/base/src/nsScrollbarFrame.h

LCOV - code coverage report
| Current view: | directory - layout/xul/base/src - nsScrollbarFrame.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 6 | 0 | 0.0 %
| Date: | 2012-04-21 | Functions: | 5 | 0 | 0.0 %

           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                 : // nsScrollbarFrame
          40                 : //
          41                 :
          42                 : #ifndef nsScrollbarFrame_h__
          43                 : #define nsScrollbarFrame_h__
          44                 :
          45                 : #include "nsBoxFrame.h"
          46                 :
          47                 : class nsIScrollbarMediator;
          48                 :
          49                 : nsIFrame* NS_NewScrollbarFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
          50                 :
          51                 : class nsScrollbarFrame : public nsBoxFrame
          52               0 : {
          53                 : public:
          54               0 :     nsScrollbarFrame(nsIPresShell* aShell, nsStyleContext* aContext):
          55               0 :       nsBoxFrame(aShell, aContext), mScrollbarMediator(nsnull) {}
          56                 :
          57                 :   NS_DECL_QUERYFRAME_TARGET(nsScrollbarFrame)
          58                 :
          59                 : #ifdef DEBUG
          60               0 :   NS_IMETHOD GetFrameName(nsAString& aResult) const {
          61               0 :     return MakeFrameName(NS_LITERAL_STRING("ScrollbarFrame"), aResult);
          62                 :   }
          63                 : #endif
          64                 :
          65                 :   // nsIFrame overrides
          66                 :   NS_IMETHOD AttributeChanged(PRInt32 aNameSpaceID,
          67                 :                               nsIAtom* aAttribute,
          68                 :                               PRInt32 aModType);
          69                 :
          70                 :   NS_DECL_QUERYFRAME
          71                 :   NS_DECL_FRAMEARENA_HELPERS
          72                 :
          73                 :   NS_IMETHOD HandlePress(nsPresContext* aPresContext,
          74                 :                          nsGUIEvent *    aEvent,
          75                 :                          nsEventStatus*  aEventStatus);
          76                 :
          77                 :   NS_IMETHOD HandleMultiplePress(nsPresContext* aPresContext,
          78                 :                                  nsGUIEvent *    aEvent,
          79                 :                                  nsEventStatus*  aEventStatus,
          80                 :                                  bool aControlHeld);
          81                 :
          82                 :   NS_IMETHOD HandleDrag(nsPresContext* aPresContext,
          83                 :                         nsGUIEvent *    aEvent,
          84                 :                         nsEventStatus*  aEventStatus);
          85                 :
          86                 :   NS_IMETHOD HandleRelease(nsPresContext* aPresContext,
          87                 :                            nsGUIEvent *    aEvent,
          88                 :                            nsEventStatus*  aEventStatus);
          89                 :
          90                 :   NS_IMETHOD Init(nsIContent*      aContent,
          91                 :                   nsIFrame*        aParent,
          92                 :                   nsIFrame*        aPrevInFlow);
          93                 :
          94                 :   NS_IMETHOD Reflow(nsPresContext*          aPresContext,
          95                 :                     nsHTMLReflowMetrics&     aDesiredSize,
          96                 :                     const nsHTMLReflowState& aReflowState,
          97                 :                     nsReflowStatus&          aStatus);
          98                 :
          99                 :   virtual nsIAtom* GetType() const;
         100                 :
         101                 :   void SetScrollbarMediatorContent(nsIContent* aMediator);
         102                 :   nsIScrollbarMediator* GetScrollbarMediator();
         103                 :
         104                 :   // nsBox methods
         105                 :
         106                 :   /**
         107                 :    * Treat scrollbars as clipping their children; overflowing children
         108                 :    * will not be allowed to set an overflow rect on this
         109                 :    * frame. This means that when the scroll code decides to hide a
         110                 :    * scrollframe by setting its height or width to zero, that will
         111                 :    * hide the children too.
         112                 :    */
         113               0 :   virtual bool DoesClipChildren() { return true; }
         114                 :
         115                 : private:
         116                 :   nsCOMPtr<nsIContent> mScrollbarMediator;
         117                 : }; // class nsScrollbarFrame
         118                 :
         119                 : #endif

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