LCOV - code coverage report
Current view: directory - layout/forms - nsFormControlFrame.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 0 0.0 %
Date: 2012-06-02 Functions: 1 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                 : #ifndef nsFormControlFrame_h___
      39                 : #define nsFormControlFrame_h___
      40                 : 
      41                 : #include "nsIFormControlFrame.h"
      42                 : #include "nsLeafFrame.h"
      43                 : 
      44                 : /** 
      45                 :  * nsFormControlFrame is the base class for radio buttons and
      46                 :  * checkboxes.  It also has two static methods (RegUnRegAccessKey and
      47                 :  * GetScreenHeight) that are used by other form controls.
      48                 :  */
      49                 : class nsFormControlFrame : public nsLeafFrame,
      50                 :                            public nsIFormControlFrame
      51                 : {
      52                 : public:
      53                 :   /**
      54                 :     * Main constructor
      55                 :     * @param aContent the content representing this frame
      56                 :     * @param aParentFrame the parent frame
      57                 :     */
      58                 :   nsFormControlFrame(nsStyleContext*);
      59                 : 
      60               0 :   virtual bool IsFrameOfType(PRUint32 aFlags) const
      61                 :   {
      62                 :     return nsLeafFrame::IsFrameOfType(aFlags &
      63               0 :       ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
      64                 :   }
      65                 : 
      66                 :   NS_DECL_QUERYFRAME
      67                 :   NS_DECL_FRAMEARENA_HELPERS
      68                 : 
      69                 :   /** 
      70                 :     * Respond to a gui event
      71                 :     * @see nsIFrame::HandleEvent
      72                 :     */
      73                 :   NS_IMETHOD HandleEvent(nsPresContext* aPresContext, 
      74                 :                          nsGUIEvent* aEvent,
      75                 :                          nsEventStatus* aEventStatus);
      76                 : 
      77                 :   virtual nscoord GetBaseline() const;
      78                 : 
      79                 :   /**
      80                 :     * Respond to the request to resize and/or reflow
      81                 :     * @see nsIFrame::Reflow
      82                 :     */
      83                 :   NS_IMETHOD Reflow(nsPresContext*      aCX,
      84                 :                     nsHTMLReflowMetrics& aDesiredSize,
      85                 :                     const nsHTMLReflowState& aReflowState,
      86                 :                     nsReflowStatus&      aStatus);
      87                 : 
      88                 :   virtual void DestroyFrom(nsIFrame* aDestructRoot);
      89                 : 
      90                 :   // new behavior
      91                 : 
      92                 :   virtual void SetFocus(bool aOn = true, bool aRepaint = false);
      93                 : 
      94                 :   // nsIFormControlFrame
      95                 :   virtual nsresult SetFormProperty(nsIAtom* aName, const nsAString& aValue);
      96                 : 
      97                 :   virtual nsresult GetFormProperty(nsIAtom* aName, nsAString& aValue) const; 
      98                 :   
      99                 :   // AccessKey Helper function
     100                 :   static nsresult RegUnRegAccessKey(nsIFrame * aFrame, bool aDoReg);
     101                 : 
     102                 :   /**
     103                 :    * Returns the usable screen rect in app units, eg the rect where we can
     104                 :    * draw dropdowns.
     105                 :    */
     106                 :   static nsRect GetUsableScreenRect(nsPresContext* aPresContext);
     107                 : 
     108                 : protected:
     109                 : 
     110                 :   virtual ~nsFormControlFrame();
     111                 : 
     112                 :   virtual nscoord GetIntrinsicWidth();
     113                 :   virtual nscoord GetIntrinsicHeight();
     114                 : 
     115                 : //
     116                 : //-------------------------------------------------------------------------------------
     117                 : //  Utility methods for managing checkboxes and radiobuttons
     118                 : //-------------------------------------------------------------------------------------
     119                 : //   
     120                 :    /**
     121                 :     * Get the state of the checked attribute.
     122                 :     * @param aState set to true if the checked attribute is set,
     123                 :     * false if the checked attribute has been removed
     124                 :     */
     125                 : 
     126                 :   void GetCurrentCheckState(bool* aState);
     127                 : };
     128                 : 
     129                 : #endif
     130                 : 

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