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Bug 700361 - Make viewSource.js assume a pre without an id starts on line 1. r=gavin.sharp.

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This commit is contained in:
Henri Sivonen 2011-11-16 09:38:51 +02:00
parent 6a41643932
commit a7be029d4b
1 changed files with 6 additions and 2 deletions
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8
toolkit/components/viewsource/content/viewSource.js
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@ -467,13 +467,15 @@ function goToLine(line)
// id attributes in the format <pre id="line123">, meaning that // id attributes in the format <pre id="line123">, meaning that
// the first line in the pre element is number 123. // the first line in the pre element is number 123.
// Do binary search to find the pre element containing the line. // Do binary search to find the pre element containing the line.
// However, in the plain text case, we have only one pre without an
// attribute, so assume it begins on line 1.
var pre; var pre;
for (var lbound = 0, ubound = viewsource.childNodes.length; ; ) { for (var lbound = 0, ubound = viewsource.childNodes.length; ; ) {
var middle = (lbound + ubound) >> 1; var middle = (lbound + ubound) >> 1;
pre = viewsource.childNodes[middle]; pre = viewsource.childNodes[middle];
var firstLine = parseInt(pre.id.substring(4)); var firstLine = pre.id ? parseInt(pre.id.substring(4)) : 1;
if (lbound == ubound - 1) { if (lbound == ubound - 1) {
break; break;
@ -592,7 +594,9 @@ function findLocation(pre, line, node, offset, interlinePosition, result)
// The source document is made up of a number of pre elements with // The source document is made up of a number of pre elements with
// id attributes in the format <pre id="line123">, meaning that // id attributes in the format <pre id="line123">, meaning that
// the first line in the pre element is number 123. // the first line in the pre element is number 123.
var curLine = parseInt(pre.id.substring(4)); // However, in the plain text case, there is only one <pre> without an id,
// so assume line 1.
var curLine = pre.id ? parseInt(pre.id.substring(4)) : 1;
// Walk through each of the text nodes and count newlines. // Walk through each of the text nodes and count newlines.
var treewalker = window.content.document var treewalker = window.content.document