Current File : /home/admin/public_html/old/plugins/editors/jckeditor/fields/modals/js/typography/lib/foldcode.js
/*------------------------------------------------------------------------
# Copyright (C) 2005-2012 WebxSolution Ltd. All Rights Reserved.
# @license - GPLv2.0
# Author: WebxSolution Ltd
# Websites: http://www.webxsolution.com
# Terms of Use: An extension that is derived from the JoomlaCK editor will only be allowed under the following conditions: http://joomlackeditor.com/terms-of-use
# ------------------------------------------------------------------------*/
CodeMirror.braceRangeFinder = function(cm, line) {
var lineText = cm.getLine(line);
var startChar = lineText.lastIndexOf("{");
if (startChar < 0 || lineText.lastIndexOf("}") > startChar) return;
var tokenType = cm.getTokenAt({line: line, ch: startChar}).className;
var count = 1, lastLine = cm.lineCount(), end;
outer: for (var i = line + 1; i < lastLine; ++i) {
var text = cm.getLine(i), pos = 0;
for (;;) {
var nextOpen = text.indexOf("{", pos), nextClose = text.indexOf("}", pos);
if (nextOpen < 0) nextOpen = text.length;
if (nextClose < 0) nextClose = text.length;
pos = Math.min(nextOpen, nextClose);
if (pos == text.length) break;
if (cm.getTokenAt({line: i, ch: pos + 1}).className == tokenType) {
if (pos == nextOpen) ++count;
else if (!--count) { end = i; break outer; }
}
++pos;
}
}
if (end == null || end == line + 1) return;
return end;
};
CodeMirror.newFoldFunction = function(rangeFinder, markText) {
var folded = [];
if (markText == null) markText = '%N%';
function isFolded(cm, n) {
for (var i = 0; i < folded.length; ++i) {
var start = cm.lineInfo(folded[i].start);
if (!start) folded.splice(i--, 1);
else if (start.line == n) return {pos: i, start: start.line, end: start.line + folded[i].size};
}
}
return function(cm, line) {
cm.operation(function() {
var known = isFolded(cm, line);
if (known) {
folded.splice(known.pos, 1);
cm.setMarker(known.start,markText,'closefold');
//cm.clearMarker(known.start);
var stack = [];
for (var i = known.start; i < known.end; ++i) {
if (!stack.length) cm.showLine(i);
if (i == stack[0]) stack.shift();
var overlap = isFolded(cm, i);
if (overlap) stack.unshift(overlap.end - 1);
}
} else {
var end = rangeFinder(cm, line);
if (end == null) return;
for (var i = line + 1; i < end; ++i) cm.hideLine(i);
var first = cm.setMarker(line, markText,'openfold');
folded.push({start: first, size: end - line});
}
});
};
};