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content/base/src/nsXHTMLContentSerializer.h@deefc01c0e14 (annotated)

content/base/src/nsXHTMLContentSerializer.h

Thu, 15 Jan 2015 21:03:48 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 21:03:48 +0100
branch
TOR_BUG_9701
changeset 11
deefc01c0e14
permissions
-rw-r--r--

Integrate friendly tips from Tor colleagues to make (or not) 4.5 alpha 3;
This includes removal of overloaded (but unused) methods, and addition of
a overlooked call to DataStruct::SetData(nsISupports, uint32_t, bool.)

michael@0 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 /*
michael@0 7 * nsIContentSerializer implementation that can be used with an
michael@0 8 * nsIDocumentEncoder to convert an XHTML (not HTML!) DOM to an XHTML
michael@0 9 * string that could be parsed into more or less the original DOM.
michael@0 10 */
michael@0 11
michael@0 12 #ifndef nsXHTMLContentSerializer_h__
michael@0 13 #define nsXHTMLContentSerializer_h__
michael@0 14
michael@0 15 #include "mozilla/Attributes.h"
michael@0 16 #include "nsXMLContentSerializer.h"
michael@0 17 #include "nsIEntityConverter.h"
michael@0 18 #include "nsString.h"
michael@0 19 #include "nsTArray.h"
michael@0 20
michael@0 21 class nsIContent;
michael@0 22 class nsIAtom;
michael@0 23
michael@0 24 class nsXHTMLContentSerializer : public nsXMLContentSerializer {
michael@0 25 public:
michael@0 26 nsXHTMLContentSerializer();
michael@0 27 virtual ~nsXHTMLContentSerializer();
michael@0 28
michael@0 29 NS_IMETHOD Init(uint32_t flags, uint32_t aWrapColumn,
michael@0 30 const char* aCharSet, bool aIsCopying,
michael@0 31 bool aRewriteEncodingDeclaration) MOZ_OVERRIDE;
michael@0 32
michael@0 33 NS_IMETHOD AppendText(nsIContent* aText,
michael@0 34 int32_t aStartOffset,
michael@0 35 int32_t aEndOffset,
michael@0 36 nsAString& aStr) MOZ_OVERRIDE;
michael@0 37
michael@0 38 NS_IMETHOD AppendDocumentStart(nsIDocument *aDocument,
michael@0 39 nsAString& aStr) MOZ_OVERRIDE;
michael@0 40
michael@0 41 protected:
michael@0 42
michael@0 43
michael@0 44 virtual bool CheckElementStart(nsIContent * aContent,
michael@0 45 bool & aForceFormat,
michael@0 46 nsAString& aStr) MOZ_OVERRIDE;
michael@0 47
michael@0 48 virtual void AppendEndOfElementStart(nsIContent *aOriginalElement,
michael@0 49 nsIAtom * aName,
michael@0 50 int32_t aNamespaceID,
michael@0 51 nsAString& aStr) MOZ_OVERRIDE;
michael@0 52
michael@0 53 virtual void AfterElementStart(nsIContent * aContent,
michael@0 54 nsIContent *aOriginalElement,
michael@0 55 nsAString& aStr) MOZ_OVERRIDE;
michael@0 56
michael@0 57 virtual bool CheckElementEnd(nsIContent * aContent,
michael@0 58 bool & aForceFormat,
michael@0 59 nsAString& aStr) MOZ_OVERRIDE;
michael@0 60
michael@0 61 virtual void AfterElementEnd(nsIContent * aContent,
michael@0 62 nsAString& aStr) MOZ_OVERRIDE;
michael@0 63
michael@0 64 virtual bool LineBreakBeforeOpen(int32_t aNamespaceID, nsIAtom* aName) MOZ_OVERRIDE;
michael@0 65 virtual bool LineBreakAfterOpen(int32_t aNamespaceID, nsIAtom* aName) MOZ_OVERRIDE;
michael@0 66 virtual bool LineBreakBeforeClose(int32_t aNamespaceID, nsIAtom* aName) MOZ_OVERRIDE;
michael@0 67 virtual bool LineBreakAfterClose(int32_t aNamespaceID, nsIAtom* aName) MOZ_OVERRIDE;
michael@0 68
michael@0 69 bool HasLongLines(const nsString& text, int32_t& aLastNewlineOffset);
michael@0 70
michael@0 71 // functions to check if we enter in or leave from a preformated content
michael@0 72 virtual void MaybeEnterInPreContent(nsIContent* aNode) MOZ_OVERRIDE;
michael@0 73 virtual void MaybeLeaveFromPreContent(nsIContent* aNode) MOZ_OVERRIDE;
michael@0 74
michael@0 75 virtual void SerializeAttributes(nsIContent* aContent,
michael@0 76 nsIContent *aOriginalElement,
michael@0 77 nsAString& aTagPrefix,
michael@0 78 const nsAString& aTagNamespaceURI,
michael@0 79 nsIAtom* aTagName,
michael@0 80 nsAString& aStr,
michael@0 81 uint32_t aSkipAttr,
michael@0 82 bool aAddNSAttr) MOZ_OVERRIDE;
michael@0 83
michael@0 84 bool IsFirstChildOfOL(nsIContent* aElement);
michael@0 85
michael@0 86 void SerializeLIValueAttribute(nsIContent* aElement,
michael@0 87 nsAString& aStr);
michael@0 88 bool IsShorthandAttr(const nsIAtom* aAttrName,
michael@0 89 const nsIAtom* aElementName);
michael@0 90 virtual void AppendAndTranslateEntities(const nsAString& aStr,
michael@0 91 nsAString& aOutputStr) MOZ_OVERRIDE;
michael@0 92 nsresult EscapeURI(nsIContent* aContent,
michael@0 93 const nsAString& aURI,
michael@0 94 nsAString& aEscapedURI);
michael@0 95
michael@0 96 nsCOMPtr<nsIEntityConverter> mEntityConverter;
michael@0 97
michael@0 98 /*
michael@0 99 * isHTMLParser should be set to true by the HTML parser which inherits from
michael@0 100 * this class. It avoids to redefine methods just for few changes.
michael@0 101 */
michael@0 102 bool mIsHTMLSerializer;
michael@0 103
michael@0 104 bool mDoHeader;
michael@0 105 bool mIsCopying; // Set to true only while copying
michael@0 106
michael@0 107 /*
michael@0 108 * mDisableEntityEncoding is higher than 0 while the serializer is serializing
michael@0 109 * the content of a element whose content is considerd CDATA by the
michael@0 110 * serializer (such elements are 'script', 'style', 'noscript' and
michael@0 111 * possibly others in XHTML) This doesn't have anything to do with if the
michael@0 112 * element is defined as CDATA in the DTD, it simply means we'll
michael@0 113 * output the content of the element without doing any entity encoding
michael@0 114 * what so ever.
michael@0 115 */
michael@0 116 int32_t mDisableEntityEncoding;
michael@0 117
michael@0 118 // This is to ensure that we only do meta tag fixups when dealing with
michael@0 119 // whole documents.
michael@0 120 bool mRewriteEncodingDeclaration;
michael@0 121
michael@0 122 // To keep track of First LI child of OL in selected range
michael@0 123 bool mIsFirstChildOfOL;
michael@0 124
michael@0 125 // To keep track of startvalue of OL and first list item for nested lists
michael@0 126 struct olState {
michael@0 127 olState(int32_t aStart, bool aIsFirst)
michael@0 128 : startVal(aStart),
michael@0 129 isFirstListItem(aIsFirst)
michael@0 130 {
michael@0 131 }
michael@0 132
michael@0 133 olState(const olState & aOlState)
michael@0 134 {
michael@0 135 startVal = aOlState.startVal;
michael@0 136 isFirstListItem = aOlState.isFirstListItem;
michael@0 137 }
michael@0 138
michael@0 139 // the value of the start attribute in the OL
michael@0 140 int32_t startVal;
michael@0 141
michael@0 142 // is true only before the serialization of the first li of an ol
michael@0 143 // should be false for other li in the list
michael@0 144 bool isFirstListItem;
michael@0 145 };
michael@0 146
michael@0 147 // Stack to store one olState struct per <OL>.
michael@0 148 nsAutoTArray<olState, 8> mOLStateStack;
michael@0 149
michael@0 150 bool HasNoChildren(nsIContent* aContent);
michael@0 151 };
michael@0 152
michael@0 153 nsresult
michael@0 154 NS_NewXHTMLContentSerializer(nsIContentSerializer** aSerializer);
michael@0 155
michael@0 156 #endif

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