LCOV - code coverage report
Current view: directory - content/html/content/src - nsHTMLTableColElement.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 74 0 0.0 %
Date: 2012-06-02 Functions: 122 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 Communicator client 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                 : #include "mozilla/Util.h"
      39                 : 
      40                 : #include "nsIDOMHTMLTableColElement.h"
      41                 : #include "nsIDOMEventTarget.h"
      42                 : #include "nsMappedAttributes.h"
      43                 : #include "nsGenericHTMLElement.h"
      44                 : #include "nsGkAtoms.h"
      45                 : #include "nsStyleConsts.h"
      46                 : #include "nsRuleData.h"
      47                 : 
      48                 : using namespace mozilla;
      49                 : 
      50                 : // use the same protection as ancient code did 
      51                 : // http://lxr.mozilla.org/classic/source/lib/layout/laytable.c#46
      52                 : #define MAX_COLSPAN 1000
      53                 : 
      54                 : class nsHTMLTableColElement : public nsGenericHTMLElement,
      55                 :                               public nsIDOMHTMLTableColElement
      56                 : {
      57                 : public:
      58                 :   nsHTMLTableColElement(already_AddRefed<nsINodeInfo> aNodeInfo);
      59                 :   virtual ~nsHTMLTableColElement();
      60                 : 
      61                 :   // nsISupports
      62                 :   NS_DECL_ISUPPORTS_INHERITED
      63                 : 
      64                 :   // nsIDOMNode
      65               0 :   NS_FORWARD_NSIDOMNODE(nsGenericHTMLElement::)
      66                 : 
      67                 :   // nsIDOMElement
      68               0 :   NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLElement::)
      69                 : 
      70                 :   // nsIDOMHTMLElement
      71               0 :   NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLElement::)
      72                 : 
      73                 :   // nsIDOMHTMLTableColElement
      74                 :   NS_DECL_NSIDOMHTMLTABLECOLELEMENT
      75                 : 
      76                 :   virtual bool ParseAttribute(PRInt32 aNamespaceID,
      77                 :                                 nsIAtom* aAttribute,
      78                 :                                 const nsAString& aValue,
      79                 :                                 nsAttrValue& aResult);
      80                 :   nsMapRuleToAttributesFunc GetAttributeMappingFunction() const;
      81                 :   NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* aAttribute) const;
      82                 : 
      83                 :   virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
      84                 : 
      85                 :   virtual nsXPCClassInfo* GetClassInfo();
      86                 : };
      87                 : 
      88                 : 
      89               0 : NS_IMPL_NS_NEW_HTML_ELEMENT(TableCol)
      90                 : 
      91                 : 
      92               0 : nsHTMLTableColElement::nsHTMLTableColElement(already_AddRefed<nsINodeInfo> aNodeInfo)
      93               0 :   : nsGenericHTMLElement(aNodeInfo)
      94                 : {
      95               0 : }
      96                 : 
      97               0 : nsHTMLTableColElement::~nsHTMLTableColElement()
      98                 : {
      99               0 : }
     100                 : 
     101                 : 
     102               0 : NS_IMPL_ADDREF_INHERITED(nsHTMLTableColElement, nsGenericElement) 
     103               0 : NS_IMPL_RELEASE_INHERITED(nsHTMLTableColElement, nsGenericElement) 
     104                 : 
     105                 : 
     106               0 : DOMCI_NODE_DATA(HTMLTableColElement, nsHTMLTableColElement)
     107                 : 
     108                 : // QueryInterface implementation for nsHTMLTableColElement
     109               0 : NS_INTERFACE_TABLE_HEAD(nsHTMLTableColElement)
     110               0 :   NS_HTML_CONTENT_INTERFACE_TABLE1(nsHTMLTableColElement,
     111                 :                                    nsIDOMHTMLTableColElement)
     112               0 :   NS_HTML_CONTENT_INTERFACE_TABLE_TO_MAP_SEGUE(nsHTMLTableColElement,
     113                 :                                                nsGenericHTMLElement)
     114               0 : NS_HTML_CONTENT_INTERFACE_TABLE_TAIL_CLASSINFO(HTMLTableColElement)
     115                 : 
     116               0 : NS_IMPL_ELEMENT_CLONE(nsHTMLTableColElement)
     117                 : 
     118                 : 
     119               0 : NS_IMPL_STRING_ATTR(nsHTMLTableColElement, Align, align)
     120               0 : NS_IMPL_STRING_ATTR(nsHTMLTableColElement, Ch, _char)
     121               0 : NS_IMPL_STRING_ATTR(nsHTMLTableColElement, ChOff, charoff)
     122               0 : NS_IMPL_INT_ATTR_DEFAULT_VALUE(nsHTMLTableColElement, Span, span, 1)
     123               0 : NS_IMPL_STRING_ATTR(nsHTMLTableColElement, VAlign, valign)
     124               0 : NS_IMPL_STRING_ATTR(nsHTMLTableColElement, Width, width)
     125                 : 
     126                 : 
     127                 : bool
     128               0 : nsHTMLTableColElement::ParseAttribute(PRInt32 aNamespaceID,
     129                 :                                       nsIAtom* aAttribute,
     130                 :                                       const nsAString& aValue,
     131                 :                                       nsAttrValue& aResult)
     132                 : {
     133               0 :   if (aNamespaceID == kNameSpaceID_None) {
     134                 :     /* ignore these attributes, stored simply as strings ch */
     135               0 :     if (aAttribute == nsGkAtoms::charoff) {
     136               0 :       return aResult.ParseSpecialIntValue(aValue);
     137                 :     }
     138               0 :     if (aAttribute == nsGkAtoms::span) {
     139                 :       /* protection from unrealistic large colspan values */
     140               0 :       return aResult.ParseIntWithBounds(aValue, 1, MAX_COLSPAN);
     141                 :     }
     142               0 :     if (aAttribute == nsGkAtoms::width) {
     143               0 :       return aResult.ParseSpecialIntValue(aValue);
     144                 :     }
     145               0 :     if (aAttribute == nsGkAtoms::align) {
     146               0 :       return ParseTableCellHAlignValue(aValue, aResult);
     147                 :     }
     148               0 :     if (aAttribute == nsGkAtoms::valign) {
     149               0 :       return ParseTableVAlignValue(aValue, aResult);
     150                 :     }
     151                 :   }
     152                 : 
     153                 :   return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
     154               0 :                                               aResult);
     155                 : }
     156                 : 
     157                 : static 
     158               0 : void MapAttributesIntoRule(const nsMappedAttributes* aAttributes, nsRuleData* aData)
     159                 : {
     160               0 :   if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Table)) {
     161               0 :     nsCSSValue *span = aData->ValueForSpan();
     162               0 :     if (span->GetUnit() == eCSSUnit_Null) {
     163                 :       // span: int
     164               0 :       const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::span);
     165               0 :       if (value && value->Type() == nsAttrValue::eInteger) {
     166               0 :         PRInt32 val = value->GetIntegerValue();
     167                 :         // Note: Do NOT use this code for table cells!  The value "0"
     168                 :         // means something special for colspan and rowspan, but for <col
     169                 :         // span> and <colgroup span> it's just disallowed.
     170               0 :         if (val > 0) {
     171               0 :           span->SetIntValue(value->GetIntegerValue(), eCSSUnit_Integer);
     172                 :         }
     173                 :       }
     174                 :     }
     175                 :   }
     176               0 :   if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Position)) {
     177               0 :     nsCSSValue* width = aData->ValueForWidth();
     178               0 :     if (width->GetUnit() == eCSSUnit_Null) {
     179                 :       // width
     180               0 :       const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::width);
     181               0 :       if (value) {
     182               0 :         switch (value->Type()) {
     183                 :         case nsAttrValue::ePercent: {
     184               0 :           width->SetPercentValue(value->GetPercentValue());
     185               0 :           break;
     186                 :         }
     187                 :         case nsAttrValue::eInteger: {
     188               0 :           width->SetFloatValue((float)value->GetIntegerValue(), eCSSUnit_Pixel);
     189               0 :           break;
     190                 :         }
     191                 :         default:
     192               0 :           break;
     193                 :         }
     194                 :       }
     195                 :     }
     196                 :   }
     197               0 :   if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Text)) {
     198               0 :     nsCSSValue* textAlign = aData->ValueForTextAlign();
     199               0 :     if (textAlign->GetUnit() == eCSSUnit_Null) {
     200                 :       // align: enum
     201               0 :       const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::align);
     202               0 :       if (value && value->Type() == nsAttrValue::eEnum)
     203               0 :         textAlign->SetIntValue(value->GetEnumValue(), eCSSUnit_Enumerated);
     204                 :     }
     205                 :   }
     206               0 :   if (aData->mSIDs & NS_STYLE_INHERIT_BIT(TextReset)) {
     207               0 :     nsCSSValue* verticalAlign = aData->ValueForVerticalAlign();
     208               0 :     if (verticalAlign->GetUnit() == eCSSUnit_Null) {
     209                 :       // valign: enum
     210               0 :       const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::valign);
     211               0 :       if (value && value->Type() == nsAttrValue::eEnum)
     212               0 :         verticalAlign->SetIntValue(value->GetEnumValue(), eCSSUnit_Enumerated);
     213                 :     }
     214                 :   }
     215                 : 
     216               0 :   nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
     217               0 : }
     218                 : 
     219                 : NS_IMETHODIMP_(bool)
     220               0 : nsHTMLTableColElement::IsAttributeMapped(const nsIAtom* aAttribute) const
     221                 : {
     222                 :   static const MappedAttributeEntry attributes[] = {
     223                 :     { &nsGkAtoms::width },
     224                 :     { &nsGkAtoms::align },
     225                 :     { &nsGkAtoms::valign },
     226                 :     { &nsGkAtoms::span },
     227                 :     { nsnull }
     228                 :   };
     229                 : 
     230                 :   static const MappedAttributeEntry* const map[] = {
     231                 :     attributes,
     232                 :     sCommonAttributeMap,
     233                 :   };
     234                 : 
     235               0 :   return FindAttributeDependence(aAttribute, map);
     236                 : }
     237                 : 
     238                 : 
     239                 : nsMapRuleToAttributesFunc
     240               0 : nsHTMLTableColElement::GetAttributeMappingFunction() const
     241                 : {
     242               0 :   return &MapAttributesIntoRule;
     243                 : }

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