LCOV - code coverage report
Current view: directory - content/html/content/src - nsHTMLProgressElement.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 66 0 0.0 %
Date: 2012-06-02 Functions: 118 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 Mozilla Foundation
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *   Mounir Lamouri <mounir.lamouri@mozilla.com> (original author)
      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                 : #include "nsIDOMHTMLProgressElement.h"
      39                 : #include "nsGenericHTMLElement.h"
      40                 : #include "nsAttrValue.h"
      41                 : #include "nsEventStateManager.h"
      42                 : 
      43                 : 
      44                 : class nsHTMLProgressElement : public nsGenericHTMLFormElement,
      45                 :                               public nsIDOMHTMLProgressElement
      46                 : {
      47                 : public:
      48                 :   nsHTMLProgressElement(already_AddRefed<nsINodeInfo> aNodeInfo);
      49                 :   virtual ~nsHTMLProgressElement();
      50                 : 
      51                 :   // nsISupports
      52                 :   NS_DECL_ISUPPORTS_INHERITED
      53                 : 
      54                 :   // nsIDOMNode
      55               0 :   NS_FORWARD_NSIDOMNODE(nsGenericHTMLFormElement::)
      56                 : 
      57                 :   // nsIDOMElement
      58               0 :   NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLFormElement::)
      59                 : 
      60                 :   // nsIDOMHTMLElement
      61               0 :   NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLFormElement::)
      62                 : 
      63                 :   // nsIDOMHTMLProgressElement
      64                 :   NS_DECL_NSIDOMHTMLPROGRESSELEMENT
      65                 : 
      66                 :   // nsIFormControl
      67               0 :   NS_IMETHOD_(PRUint32) GetType() const { return NS_FORM_PROGRESS; }
      68                 :   NS_IMETHOD Reset();
      69                 :   NS_IMETHOD SubmitNamesValues(nsFormSubmission* aFormSubmission);
      70                 : 
      71                 :   nsEventStates IntrinsicState() const;
      72                 : 
      73                 :   nsresult Clone(nsINodeInfo* aNodeInfo, nsINode** aResult) const;
      74                 : 
      75                 :   bool ParseAttribute(PRInt32 aNamespaceID, nsIAtom* aAttribute,
      76                 :                         const nsAString& aValue, nsAttrValue& aResult);
      77                 : 
      78                 :   virtual nsXPCClassInfo* GetClassInfo();
      79                 : 
      80                 : protected:
      81                 :   /**
      82                 :    * Returns whethem the progress element is in the indeterminate state.
      83                 :    * A progress element is in the indeterminate state if its value is ommited
      84                 :    * or is not a floating point number..
      85                 :    *
      86                 :    * @return whether the progress element is in the indeterminate state.
      87                 :    */
      88                 :   bool IsIndeterminate() const;
      89                 : 
      90                 :   static const double kIndeterminatePosition;
      91                 :   static const double kDefaultValue;
      92                 :   static const double kDefaultMax;
      93                 : };
      94                 : 
      95                 : const double nsHTMLProgressElement::kIndeterminatePosition = -1.0;
      96                 : const double nsHTMLProgressElement::kDefaultValue          =  0.0;
      97                 : const double nsHTMLProgressElement::kDefaultMax            =  1.0;
      98                 : 
      99               0 : NS_IMPL_NS_NEW_HTML_ELEMENT(Progress)
     100                 : 
     101                 : 
     102               0 : nsHTMLProgressElement::nsHTMLProgressElement(already_AddRefed<nsINodeInfo> aNodeInfo)
     103               0 :   : nsGenericHTMLFormElement(aNodeInfo)
     104                 : {
     105                 :   // We start out indeterminate
     106               0 :   AddStatesSilently(NS_EVENT_STATE_INDETERMINATE);
     107               0 : }
     108                 : 
     109               0 : nsHTMLProgressElement::~nsHTMLProgressElement()
     110                 : {
     111               0 : }
     112                 : 
     113               0 : NS_IMPL_ADDREF_INHERITED(nsHTMLProgressElement, nsGenericElement)
     114               0 : NS_IMPL_RELEASE_INHERITED(nsHTMLProgressElement, nsGenericElement)
     115                 : 
     116               0 : DOMCI_NODE_DATA(HTMLProgressElement, nsHTMLProgressElement)
     117                 : 
     118               0 : NS_INTERFACE_TABLE_HEAD(nsHTMLProgressElement)
     119               0 :   NS_HTML_CONTENT_INTERFACE_TABLE1(nsHTMLProgressElement,
     120                 :                                    nsIDOMHTMLProgressElement)
     121               0 :   NS_HTML_CONTENT_INTERFACE_TABLE_TO_MAP_SEGUE(nsHTMLProgressElement,
     122                 :                                                nsGenericHTMLFormElement)
     123               0 : NS_HTML_CONTENT_INTERFACE_TABLE_TAIL_CLASSINFO(HTMLProgressElement)
     124                 : 
     125               0 : NS_IMPL_ELEMENT_CLONE(nsHTMLProgressElement)
     126                 : 
     127                 : 
     128                 : NS_IMETHODIMP
     129               0 : nsHTMLProgressElement::Reset()
     130                 : {
     131                 :   // The progress element is not resettable.
     132               0 :   return NS_OK;
     133                 : }
     134                 : 
     135                 : NS_IMETHODIMP
     136               0 : nsHTMLProgressElement::SubmitNamesValues(nsFormSubmission* aFormSubmission)
     137                 : {
     138                 :   // The progress element is not submittable.
     139               0 :   return NS_OK;
     140                 : }
     141                 : 
     142                 : nsEventStates
     143               0 : nsHTMLProgressElement::IntrinsicState() const
     144                 : {
     145               0 :   nsEventStates state = nsGenericHTMLFormElement::IntrinsicState();
     146                 : 
     147               0 :   if (IsIndeterminate()) {
     148               0 :     state |= NS_EVENT_STATE_INDETERMINATE;
     149                 :   }
     150                 : 
     151                 :   return state;
     152                 : }
     153                 : 
     154                 : bool
     155               0 : nsHTMLProgressElement::ParseAttribute(PRInt32 aNamespaceID, nsIAtom* aAttribute,
     156                 :                                       const nsAString& aValue, nsAttrValue& aResult)
     157                 : {
     158               0 :   if (aNamespaceID == kNameSpaceID_None) {
     159               0 :     if (aAttribute == nsGkAtoms::value || aAttribute == nsGkAtoms::max) {
     160               0 :       return aResult.ParseDoubleValue(aValue);
     161                 :     }
     162                 :   }
     163                 : 
     164                 :   return nsGenericHTMLFormElement::ParseAttribute(aNamespaceID, aAttribute,
     165               0 :                                                   aValue, aResult);
     166                 : }
     167                 : 
     168                 : NS_IMETHODIMP
     169               0 : nsHTMLProgressElement::GetForm(nsIDOMHTMLFormElement** aForm)
     170                 : {
     171               0 :   return nsGenericHTMLFormElement::GetForm(aForm);
     172                 : }
     173                 : 
     174                 : NS_IMETHODIMP
     175               0 : nsHTMLProgressElement::GetValue(double* aValue)
     176                 : {
     177               0 :   const nsAttrValue* attrValue = mAttrsAndChildren.GetAttr(nsGkAtoms::value);
     178               0 :   if (!attrValue || attrValue->Type() != nsAttrValue::eDoubleValue ||
     179               0 :       attrValue->GetDoubleValue() < 0.0) {
     180               0 :     *aValue = kDefaultValue;
     181               0 :     return NS_OK;
     182                 :   }
     183                 : 
     184               0 :   *aValue = attrValue->GetDoubleValue();
     185                 : 
     186                 :   double max;
     187               0 :   GetMax(&max);
     188                 : 
     189               0 :   *aValue = NS_MIN(*aValue, max);
     190                 : 
     191               0 :   return NS_OK;
     192                 : }
     193                 : 
     194                 : NS_IMETHODIMP
     195               0 : nsHTMLProgressElement::SetValue(double aValue)
     196                 : {
     197               0 :   return SetDoubleAttr(nsGkAtoms::value, aValue);
     198                 : }
     199                 : 
     200                 : NS_IMETHODIMP
     201               0 : nsHTMLProgressElement::GetMax(double* aValue)
     202                 : {
     203               0 :   const nsAttrValue* attrMax = mAttrsAndChildren.GetAttr(nsGkAtoms::max);
     204               0 :   if (attrMax && attrMax->Type() == nsAttrValue::eDoubleValue &&
     205               0 :       attrMax->GetDoubleValue() > 0.0) {
     206               0 :     *aValue = attrMax->GetDoubleValue();
     207                 :   } else {
     208               0 :     *aValue = kDefaultMax;
     209                 :   }
     210                 : 
     211               0 :   return NS_OK;
     212                 : }
     213                 : 
     214                 : NS_IMETHODIMP
     215               0 : nsHTMLProgressElement::SetMax(double aValue)
     216                 : {
     217               0 :   return SetDoubleAttr(nsGkAtoms::max, aValue);
     218                 : }
     219                 : 
     220                 : NS_IMETHODIMP
     221               0 : nsHTMLProgressElement::GetPosition(double* aPosition)
     222                 : {
     223               0 :   if (IsIndeterminate()) {
     224               0 :     *aPosition = kIndeterminatePosition;
     225               0 :     return NS_OK;
     226                 :   }
     227                 : 
     228                 :   double value;
     229                 :   double max;
     230               0 :   GetValue(&value);
     231               0 :   GetMax(&max);
     232                 : 
     233               0 :   *aPosition = value / max;
     234                 : 
     235               0 :   return NS_OK;
     236                 : }
     237                 : 
     238                 : bool
     239               0 : nsHTMLProgressElement::IsIndeterminate() const
     240                 : {
     241               0 :   const nsAttrValue* attrValue = mAttrsAndChildren.GetAttr(nsGkAtoms::value);
     242               0 :   return !attrValue || attrValue->Type() != nsAttrValue::eDoubleValue;
     243                 : }
     244                 : 

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