From 0d471bf64ac13ff37c8d522235a02f16829e80c7 Mon Sep 17 00:00:00 2001 From: "rbs%maths.uq.edu.au" Date: Fri, 10 May 2002 22:05:59 +0000 Subject: [PATCH] Add 'View Selection/MathML Source' to the context menu & the support for that to work, namely: enlist MathML entity names, break viewSource.xul into a sharable XUL overlay, and implement the necessary logic to automatically re-select a selection into the inflated view-source display. b=49721,1222524, r=bzbarsky, sr=alecf git-svn-id: svn://10.0.0.236/trunk@121297 18797224-902f-48f8-a5cc-f745e15eee43 --- mozilla/embedding/config/basebrowser-mac-cfm | 6 +- .../embedding/config/basebrowser-mac-cfmDebug | 6 +- mozilla/embedding/config/basebrowser-win | 6 +- .../unicharutil/idl/nsIEntityConverter.idl | 3 +- mozilla/intl/unicharutil/tables/Makefile.in | 4 + .../tables/htmlEntityVersions.properties | 3 +- mozilla/intl/unicharutil/tables/makefile.win | 5 + .../unicharutil/tables/mathml20.properties | 1247 +++++++++++++++++ mozilla/xpfe/browser/jar.mn | 3 + .../resources/content/viewPartialSource.js | 478 +++++++ .../resources/content/viewPartialSource.xul | 82 ++ .../browser/resources/content/viewSource.xul | 158 +-- .../resources/content/viewSourceOverlay.xul | 172 +++ .../content/contentAreaContextOverlay.xul | 8 + .../resources/content/nsContextMenu.js | 37 + .../locale/en-US/contentAreaCommands.dtd | 3 + 16 files changed, 2077 insertions(+), 144 deletions(-) create mode 100644 mozilla/intl/unicharutil/tables/mathml20.properties create mode 100644 mozilla/xpfe/browser/resources/content/viewPartialSource.js create mode 100644 mozilla/xpfe/browser/resources/content/viewPartialSource.xul create mode 100644 mozilla/xpfe/browser/resources/content/viewSourceOverlay.xul diff --git a/mozilla/embedding/config/basebrowser-mac-cfm b/mozilla/embedding/config/basebrowser-mac-cfm index 98a38a7253d..e160a5c5a4c 100644 --- a/mozilla/embedding/config/basebrowser-mac-cfm +++ b/mozilla/embedding/config/basebrowser-mac-cfm @@ -275,11 +275,7 @@ res:loading-image.gif res:broken-image.gif res:builtin:htmlBindings.xml res:builtin:platformHTMLBindings.xml -res:entityTables:html40Latin1.properties -res:entityTables:html40Special.properties -res:entityTables:html40Symbols.properties -res:entityTables:htmlEntityVersions.properties -res:entityTables:transliterate.properties +res:entityTables:* res:fonts:* ; diff --git a/mozilla/embedding/config/basebrowser-mac-cfmDebug b/mozilla/embedding/config/basebrowser-mac-cfmDebug index d0e71c71776..7e32fec8dd6 100644 --- a/mozilla/embedding/config/basebrowser-mac-cfmDebug +++ b/mozilla/embedding/config/basebrowser-mac-cfmDebug @@ -275,11 +275,7 @@ res:loading-image.gif res:broken-image.gif res:builtin:htmlBindings.xml res:builtin:platformHTMLBindings.xml -res:entityTables:html40Latin1.properties -res:entityTables:html40Special.properties -res:entityTables:html40Symbols.properties -res:entityTables:htmlEntityVersions.properties -res:entityTables:transliterate.properties +res:entityTables:* res:fonts:* ; diff --git a/mozilla/embedding/config/basebrowser-win b/mozilla/embedding/config/basebrowser-win index ef9fa7765ef..b379177a912 100644 --- a/mozilla/embedding/config/basebrowser-win +++ b/mozilla/embedding/config/basebrowser-win @@ -296,11 +296,7 @@ res\loading-image.gif res\broken-image.gif res\builtin\htmlBindings.xml res\builtin\platformHTMLBindings.xml -res\entityTables\html40Latin1.properties -res\entityTables\html40Special.properties -res\entityTables\html40Symbols.properties -res\entityTables\htmlEntityVersions.properties -res\entityTables\transliterate.properties +res\entityTables\* res\fonts\* ; diff --git a/mozilla/intl/unicharutil/idl/nsIEntityConverter.idl b/mozilla/intl/unicharutil/idl/nsIEntityConverter.idl index ae65ca5151c..d360ae5b85b 100644 --- a/mozilla/intl/unicharutil/idl/nsIEntityConverter.idl +++ b/mozilla/intl/unicharutil/idl/nsIEntityConverter.idl @@ -52,10 +52,11 @@ interface nsIEntityConverter : nsISupports const unsigned long html40Symbols = 2; const unsigned long html40Special = 4; // excludes ", &, <, > const unsigned long transliterate = 8; + const unsigned long mathml20 = 16; const unsigned long html32 = html40Latin1; const unsigned long html40 = html40Latin1+html40Symbols+html40Special; - string ConvertToEntity(in wchar character, in unsigned long entityVersion); + string ConvertToEntity(in wchar character, in unsigned long entityVersion); wstring ConvertToEntities(in wstring inString, in unsigned long entityVersion); }; diff --git a/mozilla/intl/unicharutil/tables/Makefile.in b/mozilla/intl/unicharutil/tables/Makefile.in index a34d5475a1f..3a5a9588935 100644 --- a/mozilla/intl/unicharutil/tables/Makefile.in +++ b/mozilla/intl/unicharutil/tables/Makefile.in @@ -36,6 +36,10 @@ _PROP_TABLES = \ transliterate.properties \ $(NULL) +ifdef MOZ_MATHML +_PROP_TABLES += mathml20.properties +endif + libs:: $(_PROP_TABLES) $(INSTALL) $^ $(DIST)/bin/res/entityTables diff --git a/mozilla/intl/unicharutil/tables/htmlEntityVersions.properties b/mozilla/intl/unicharutil/tables/htmlEntityVersions.properties index 3752b23592e..e6f525e7a00 100644 --- a/mozilla/intl/unicharutil/tables/htmlEntityVersions.properties +++ b/mozilla/intl/unicharutil/tables/htmlEntityVersions.properties @@ -25,8 +25,9 @@ # list supported versions number/name pair # length should not be greater than 32 -length=4 +length=5 1=html40Latin1 2=html40Symbols 3=html40Special 4=transliterate +5=mathml20 diff --git a/mozilla/intl/unicharutil/tables/makefile.win b/mozilla/intl/unicharutil/tables/makefile.win index ab3c42ded9d..165c9f9b17b 100644 --- a/mozilla/intl/unicharutil/tables/makefile.win +++ b/mozilla/intl/unicharutil/tables/makefile.win @@ -34,6 +34,11 @@ libs:: $(MAKE_INSTALL) .\html40Special.properties $(DIST)\bin\res\entityTables $(MAKE_INSTALL) .\transliterate.properties $(DIST)\bin\res\entityTables +!ifdef MOZ_MATHML +libs:: + $(MAKE_INSTALL) .\mathml20.properties $(DIST)\bin\res\entityTables +!endif + clobber:: rm -fr $(DIST)\res diff --git a/mozilla/intl/unicharutil/tables/mathml20.properties b/mozilla/intl/unicharutil/tables/mathml20.properties new file mode 100644 index 00000000000..2c474ebdb8c --- /dev/null +++ b/mozilla/intl/unicharutil/tables/mathml20.properties @@ -0,0 +1,1247 @@ +# ***** BEGIN LICENSE BLOCK ***** +# Version: MPL 1.1/GPL 2.0/LGPL 2.1 +# +# The contents of this file are subject to the Mozilla Public License Version +# 1.1 (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# http://www.mozilla.org/MPL/ +# +# Software distributed under the License is distributed on an "AS IS" basis, +# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License +# for the specific language governing rights and limitations under the +# License. +# +# The Original Code is Mozilla MathML Project. +# +# The Initial Developer of the Original Code is +# The University Of Queensland. +# Portions created by the Initial Developer are Copyright (C) 2002 +# the Initial Developer. All Rights Reserved. +# +# Contributor(s): +# Roger B. Sidje +# +# Alternatively, the contents of this file may be used under the terms of +# either the GNU General Public License Version 2 or later (the "GPL"), or +# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), +# in which case the provisions of the GPL or the LGPL are applicable instead +# of those above. If you wish to allow use of your version of this file only +# under the terms of either the GPL or the LGPL, and not to allow others to +# use your version of this file under the terms of the MPL, indicate your +# decision by deleting the provisions above and replace them with the notice +# and other provisions required by the GPL or the LGPL. If you do not delete +# the provisions above, a recipient may use your version of this file under +# the terms of any one of the MPL, the GPL or the LGPL. +# +# ***** END LICENSE BLOCK ***** + +## LOCALIZATION NOTE: FILE +# Do not translate this file. +# The file contains a mapping of Unicode values to MathML entity names. +# Entities already listed in html40 were deliberately excluded. 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content/navigator/turboDialog.xul (resources/content/turboDialog.xul) content/navigator/viewsource.js (resources/content/viewsource.js) content/navigator/viewSource.xul (resources/content/viewSource.xul) + content/navigator/viewSourceOverlay.xul (resources/content/viewSourceOverlay.xul) + content/navigator/viewPartialSource.js (resources/content/viewPartialSource.js) + content/navigator/viewPartialSource.xul (resources/content/viewPartialSource.xul) en-US.jar: locale/en-US/navigator/contents.rdf (resources/locale/en-US/contents.rdf) locale/en-US/navigator/viewSource.dtd (resources/locale/en-US/viewSource.dtd) diff --git a/mozilla/xpfe/browser/resources/content/viewPartialSource.js b/mozilla/xpfe/browser/resources/content/viewPartialSource.js new file mode 100644 index 00000000000..ad9b5ae78ed --- /dev/null +++ b/mozilla/xpfe/browser/resources/content/viewPartialSource.js @@ -0,0 +1,478 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is mozilla.org view-source front-end. + * + * The Initial Developer of the Original Code is mozilla.org. + * Portions created by the Initial Developer are Copyright (C) 2002 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Roger B. Sidje (Original Author) + * Steve Swanson + * Doron Rosenberg + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +var gDebug = 0; +var gLineCount = 0; +var gStartTargetLine = 0; +var gEndTargetLine = 0; +var gTargetNode = null; + +var gEntityConverter = null; +var gWrapLongLines = false; +const gViewSourceCSS = 'resource:///res/viewsource.css'; +const NS_XHTML = 'http://www.w3.org/1999/xhtml'; + +// These are markers used to delimit the selection during processing. They +// are removed from the final rendering, but we pick space-like characters for +// safety (and futhermore, these are known to be mapped to a 0-length string +// in transliterate.properties). It is okay to set start=end, we use findNext() +// U+200B ZERO WIDTH SPACE +const MARK_SELECTION_START = '\u200B\u200B\u200B\u200B\u200B'; +const MARK_SELECTION_END = '\u200B\u200B\u200B\u200B\u200B'; + +function onLoadViewPartialSource() +{ + // check the view_source.wrap_long_lines pref and set the menuitem's checked attribute accordingly + if (gPrefs) { + try { + var wraplonglinesPrefValue = gPrefs.getBoolPref('view_source.wrap_long_lines'); + if (wraplonglinesPrefValue) { + document.getElementById('menu_wrapLongLines').setAttribute('checked', 'true'); + gWrapLongLines = true; + } + } catch (e) { } + } + + // disable menu items that don't work since the selection is munged and + // the editor doesn't work for MathML + document.getElementById('cmd_savePage').setAttribute('disabled', 'true'); + document.getElementById('cmd_editPage').setAttribute('disabled', 'true'); + + if (window.arguments[3] == 'selection') + viewPartialSourceForSelection(window.arguments[2]); + else + viewPartialSourceForFragment(window.arguments[2], window.arguments[3]); + + window._content.focus(); +} + +//////////////////////////////////////////////////////////////////////////////// +// view-source of a selection with the special effect of remapping the selection +// to the underlying view-source output +function viewPartialSourceForSelection(selection) +{ + var range = selection.getRangeAt(0); + var ancestorContainer = range.commonAncestorContainer; + var doc = ancestorContainer.ownerDocument; + + var startContainer = range.startContainer; + var endContainer = range.endContainer; + var startOffset = range.startOffset; + var endOffset = range.endOffset; + + // let the ancestor be an element + if (ancestorContainer.nodeType == Node.TEXT_NODE || + ancestorContainer.nodeType == Node.CDATA_SECTION_NODE) + ancestorContainer = ancestorContainer.parentNode; + + // each path is a "child sequence" (a.k.a. "tumbler") that + // descends from the ancestor down to the boundary point + var startPath = getPath(ancestorContainer, startContainer); + var endPath = getPath(ancestorContainer, endContainer); + + // clone the fragment of interest and reset everything to be relative to it + ancestorContainer = ancestorContainer.cloneNode(true); + startContainer = ancestorContainer; + endContainer = ancestorContainer; + var i; + for (i = startPath ? startPath.length-1 : -1; i >= 0; i--) { + startContainer = startContainer.childNodes.item(startPath[i]); + } + for (i = endPath ? endPath.length-1 : -1; i >= 0; i--) { + endContainer = endContainer.childNodes.item(endPath[i]); + } + + // add special markers to record the extent of the selection + // note: |startOffset| and |endOffset| are interpreted either as + // offsets in the text data or as child indices (see the Range spec) + // (here, munging the end point first to keep the start point safe...) + var tmpNode; + if (endContainer.nodeType == Node.TEXT_NODE || + endContainer.nodeType == Node.CDATA_SECTION_NODE) { + // do some extra tweaks to try to avoid the view-source output to look like + // ...]... or ...]... (where ']' marks the end of the selection). + // To get a neat output, the idea here is to remap the end point from: + // 1. ...]... to ...]... + // 2. ...]... to ...]... + if ((endOffset > 0 && endOffset < endContainer.data.length-1) || + !endContainer.parentNode || !endContainer.parentNode.parentNode) + endContainer.insertData(endOffset, MARK_SELECTION_END); + else { + tmpNode = doc.createTextNode(MARK_SELECTION_END); + endContainer = endContainer.parentNode; + if (endOffset == 0) + endContainer.parentNode.insertBefore(tmpNode, endContainer); + else + endContainer.parentNode.insertBefore(tmpNode, endContainer.nextSibling); + } + } + else { + tmpNode = doc.createTextNode(MARK_SELECTION_END); + endContainer.insertBefore(tmpNode, endContainer.childNodes.item(endOffset)); + } + + if (startContainer.nodeType == Node.TEXT_NODE || + startContainer.nodeType == Node.CDATA_SECTION_NODE) { + // do some extra tweaks to try to avoid the view-source output to look like + // ...[... or ...[... (where '[' marks the start of the selection). + // To get a neat output, the idea here is to remap the start point from: + // 1. ...[... to ...[... + // 2. ...[... to ...[... + if ((startOffset > 0 && startOffset < startContainer.data.length-1) || + !startContainer.parentNode || !startContainer.parentNode.parentNode) + startContainer.insertData(startOffset, MARK_SELECTION_START); + else { + tmpNode = doc.createTextNode(MARK_SELECTION_START); + startContainer = startContainer.parentNode; + if (startOffset == 0) + startContainer.parentNode.insertBefore(tmpNode, startContainer); + else + startContainer.parentNode.insertBefore(tmpNode, startContainer.nextSibling); + } + } + else { + tmpNode = doc.createTextNode(MARK_SELECTION_START); + startContainer.insertBefore(tmpNode, startContainer.childNodes.item(startOffset)); + } + + // now extract and display the syntax highlighted source + tmpNode = doc.createElementNS(NS_XHTML, 'div'); + tmpNode.appendChild(ancestorContainer); + + // the load is aynchronous and so we will wait until the view-source DOM is done + // before drawing the selection. + window.document.getElementById("appcontent").addEventListener("load", drawSelection, true); + + // all our content is held by the data:URI and URIs are internally stored as utf-8 (see nsIURI.idl) + var loadFlags = Components.interfaces.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE; + getBrowser().webNavigation + .loadURI("view-source:data:text/html;charset=utf-8," + escape(tmpNode.innerHTML), + loadFlags, null, null, null); +} + +//////////////////////////////////////////////////////////////////////////////// +// helper to get a path like FIXptr, but with an array instead of the "tumbler" notation +// see FIXptr: http://lists.w3.org/Archives/Public/www-xml-linking-comments/2001AprJun/att-0074/01-NOTE-FIXptr-20010425.htm +function getPath(ancestor, node) +{ + var n = node; + var p = n.parentNode; + if (n == ancestor || !p) + return null; + var path = new Array(); + if (!path) + return null; + do { + for (var i = 0; i < p.childNodes.length; i++) { + if (p.childNodes.item(i) == n) { + path.push(i); + break; + } + } + n = p; + p = n.parentNode; + } while (n != ancestor && p); + return path; +} + +//////////////////////////////////////////////////////////////////////////////// +// using special markers left in the serialized source, this helper makes the +// underlying markup of the selected fragement to automatically appear as selected +// on the inflated view-source DOM +function drawSelection() +{ + // find the special selection markers that we added earlier, and + // draw the selection between the two... + var findService = null; + try { + // get the find service which stores the global find state + findService = Components.classes["@mozilla.org/find/find_service;1"] + .getService(Components.interfaces.nsIFindService); + } catch(e) { } + if (!findService) + return; + + // cache the current global find state + var matchCase = findService.matchCase; + var entireWord = findService.entireWord; + var wrapFind = findService.wrapFind; + var findBackwards = findService.findBackwards; + var searchString = findService.searchString; + var replaceString = findService.replaceString; + + // setup our find instance + var findInst = getBrowser().webBrowserFind; + findInst.matchCase = true; + findInst.entireWord = false; + findInst.wrapFind = false; + findInst.findBackwards = false; + + // ...lookup the start mark + findInst.searchString = MARK_SELECTION_START; + var startLength = MARK_SELECTION_START.length; + findInst.findNext(); + + var contentWindow = getBrowser().contentDocument.defaultView; + var selection = contentWindow.getSelection(); + var range = selection.getRangeAt(0); + + var startContainer = range.startContainer; + var startOffset = range.startOffset; + + // ...lookup the end mark + findInst.searchString = MARK_SELECTION_END; + var endLength = MARK_SELECTION_END.length; + findInst.findNext(); + + var endContainer = selection.anchorNode; + var endOffset = selection.anchorOffset; + + // reset the selection that find has left + selection.removeAllRanges(); + + // delete the special markers now... + endContainer.deleteData(endOffset, endLength); + startContainer.deleteData(startOffset, startLength); + if (startContainer == endContainer) + endOffset -= startLength; // has shrunk if on same text node... + range.setEnd(endContainer, endOffset); + + // show the selection and scroll it into view + selection.addRange(range); + // the default behavior of the selection is to scroll at the end of + // the selection, whereas in this situation, it is more user-friendly + // to scroll at the beginning. So we override the default behavior here + try { + getBrowser().docShell + .QueryInterface(Components.interfaces.nsIInterfaceRequestor) + .getInterface(Components.interfaces.nsISelectionDisplay) + .QueryInterface(Components.interfaces.nsISelectionController) + .scrollSelectionIntoView(Components.interfaces.nsISelectionController.SELECTION_NORMAL, + Components.interfaces.nsISelectionController.SELECTION_ANCHOR_REGION); + } + catch(e) { } + + // restore the current find state + findService.matchCase = matchCase; + findService.entireWord = entireWord; + findService.wrapFind = wrapFind; + findService.findBackwards = findBackwards; + findService.searchString = searchString; + findService.replaceString = replaceString; + + findInst.matchCase = matchCase; + findInst.entireWord = entireWord; + findInst.wrapFind = wrapFind; + findInst.findBackwards = findBackwards; + findInst.searchString = searchString; +} + +//////////////////////////////////////////////////////////////////////////////// +// special handler for markups such as MathML where reformatting the output is +// helpful +function viewPartialSourceForFragment(node, context) +{ + gTargetNode = node; + if (gTargetNode && gTargetNode.nodeType == Node.TEXT_NODE) + gTargetNode = gTargetNode.parentNode; + + // walk up the tree to the top-level element (e.g., , ) + var topTag; + if (context == 'mathml') + topTag = 'math'; + else + throw 'not reached'; + var topNode = gTargetNode; + while (topNode && topNode.localName != topTag) + topNode = topNode.parentNode; + if (!topNode) + return; + + // serialize (note: the main window overrides the title set here) + var wrapClass = gWrapLongLines ? ' class="wrap"' : ''; + var source = + '' + + 'Mozilla' + + '' + + '' + + '' + + '' + + '
'
+  + getOuterMarkup(topNode, 0)
+  + '
' + ; // end + + // display + var doc = getBrowser().contentDocument; + doc.open("text/html", "replace"); + doc.write(source); + doc.close(); +} + +//////////////////////////////////////////////////////////////////////////////// +function getInnerMarkup(node, indent) { + var str = ''; + for (var i = 0; i < node.childNodes.length; i++) { + str += getOuterMarkup(node.childNodes.item(i), indent); + } + return str; +} + +//////////////////////////////////////////////////////////////////////////////// +function getOuterMarkup(node, indent) { + var newline = ''; + var padding = ''; + var str = ''; + if (node == gTargetNode) { + gStartTargetLine = gLineCount; + str += '
';
+  }
+
+  switch (node.nodeType) {
+  case Node.ELEMENT_NODE: // Element
+    // to avoid the wide gap problem, '\n' is not emitted on the first
+    // line and the lines before & after the 
...

+    if (gLineCount > 0 &&
+        gLineCount != gStartTargetLine &&
+        gLineCount != gEndTargetLine) {
+      newline = '\n';
+    }
+    gLineCount++;
+    if (gDebug) {
+      newline += gLineCount;
+    }
+    for (var k = 0; k < indent; k++) {
+      padding += ' ';
+    }
+    str += newline + padding
+        +  '<' + node.nodeName + '';
+    for (var i = 0; i < node.attributes.length; i++) {
+      var attr = node.attributes.item(i);
+      if (!gDebug && attr.nodeName.match(/^[-_]moz/)) {
+        continue;
+      }
+      str += ' '
+          +  attr.nodeName
+          +  '="'
+          +  unicodeTOentity(attr.nodeValue)
+          +  '"';
+    }
+    if (!node.hasChildNodes()) {
+      str += '/>';
+    }
+    else {
+      str += '>';
+      var oldLine = gLineCount;
+      str += getInnerMarkup(node, indent + 2);
+      if (oldLine == gLineCount) {
+        newline = '';
+        padding = '';
+      }
+      else {
+        newline = (gLineCount == gEndTargetLine) ? '' : '\n';
+        gLineCount++;
+        if (gDebug) {
+          newline += gLineCount;
+        }
+      }
+      str += newline + padding
+          +  '</' + node.nodeName + '>';
+    }
+    break;
+  case Node.TEXT_NODE: // Text
+    var tmp = node.nodeValue;
+    tmp = tmp.replace(/(\n|\r|\t)+/g, " ");
+    tmp = tmp.replace(/^ +/, "");
+    tmp = tmp.replace(/ +$/, "");
+    if (tmp.length != 0) {
+      str += '' + unicodeTOentity(tmp) + '';
+    }
+    break;
+  default:
+    break;
+  }
+
+  if (node == gTargetNode) {
+    gEndTargetLine = gLineCount;
+    str += '
';
+  }
+  return str;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+function unicodeTOentity(text)
+{
+  if (!gEntityConverter) {
+    try {
+      gEntityConverter = Components.classes["@mozilla.org/intl/entityconverter;1"]
+                                   .createInstance(Components.interfaces.nsIEntityConverter);
+    } catch(e) { }
+  }
+  var entityVersion = Components.interfaces.nsIEntityConverter.html40
+                    + Components.interfaces.nsIEntityConverter.mathml20;
+
+  var str = '';
+  for (var i = 0; i < text.length; i++) {
+    var c = text.charCodeAt(i);
+    if ((c <= 0x7F) || !gEntityConverter) {
+      if (text[i] == '<')
+        str += '&lt;';
+      else if (text[i] == '>')
+        str += '&gt;';
+      else if (text[i] == '&')
+        str += '&amp;';
+      else
+        str += text[i];
+    }
+    else {
+      try {
+        var unichar = gEntityConverter.ConvertToEntity(text[i], entityVersion);
+        str += '&'
+            +  unichar.substring(1, unichar.length) // extract '&'
+            +  '';
+      }
+      catch(e) {
+        str += text[i];
+      }
+    }
+  }
+  return str;
+}
diff --git a/mozilla/xpfe/browser/resources/content/viewPartialSource.xul b/mozilla/xpfe/browser/resources/content/viewPartialSource.xul
new file mode 100644
index 00000000000..577e3f3a43a
--- /dev/null
+++ b/mozilla/xpfe/browser/resources/content/viewPartialSource.xul
@@ -0,0 +1,82 @@
+  
+ 
+
+
+
+
+
+
+%brandDTD;
+
+%sourceDTD;
+
+%navigatorDTD;
+
+%contentAreaCommandsDTD;
+]>
+
+
+
+