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New Editor (Codemirror, optimized) EMMET Coding support New ad program Images url fix in serach results
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// CodeMirror, copyright (c) by Marijn Haverbeke and others | ||
// Distributed under an MIT license: http://codemirror.net/LICENSE | ||
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(function(mod) { | ||
if (typeof exports == "object" && typeof module == "object") // CommonJS | ||
mod(require("../../lib/codemirror")); | ||
else if (typeof define == "function" && define.amd) // AMD | ||
define(["../../lib/codemirror"], mod); | ||
else // Plain browser env | ||
mod(CodeMirror); | ||
})(function(CodeMirror) { | ||
"use strict"; | ||
var WRAP_CLASS = "CodeMirror-activeline"; | ||
var BACK_CLASS = "CodeMirror-activeline-background"; | ||
var GUTT_CLASS = "CodeMirror-activeline-gutter"; | ||
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CodeMirror.defineOption("styleActiveLine", false, function(cm, val, old) { | ||
var prev = old == CodeMirror.Init ? false : old; | ||
if (val == prev) return | ||
if (prev) { | ||
cm.off("beforeSelectionChange", selectionChange); | ||
clearActiveLines(cm); | ||
delete cm.state.activeLines; | ||
} | ||
if (val) { | ||
cm.state.activeLines = []; | ||
updateActiveLines(cm, cm.listSelections()); | ||
cm.on("beforeSelectionChange", selectionChange); | ||
} | ||
}); | ||
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function clearActiveLines(cm) { | ||
for (var i = 0; i < cm.state.activeLines.length; i++) { | ||
cm.removeLineClass(cm.state.activeLines[i], "wrap", WRAP_CLASS); | ||
cm.removeLineClass(cm.state.activeLines[i], "background", BACK_CLASS); | ||
cm.removeLineClass(cm.state.activeLines[i], "gutter", GUTT_CLASS); | ||
} | ||
} | ||
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function sameArray(a, b) { | ||
if (a.length != b.length) return false; | ||
for (var i = 0; i < a.length; i++) | ||
if (a[i] != b[i]) return false; | ||
return true; | ||
} | ||
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function updateActiveLines(cm, ranges) { | ||
var active = []; | ||
for (var i = 0; i < ranges.length; i++) { | ||
var range = ranges[i]; | ||
var option = cm.getOption("styleActiveLine"); | ||
if (typeof option == "object" && option.nonEmpty ? range.anchor.line != range.head.line : !range.empty()) | ||
continue | ||
var line = cm.getLineHandleVisualStart(range.head.line); | ||
if (active[active.length - 1] != line) active.push(line); | ||
} | ||
if (sameArray(cm.state.activeLines, active)) return; | ||
cm.operation(function() { | ||
clearActiveLines(cm); | ||
for (var i = 0; i < active.length; i++) { | ||
cm.addLineClass(active[i], "wrap", WRAP_CLASS); | ||
cm.addLineClass(active[i], "background", BACK_CLASS); | ||
cm.addLineClass(active[i], "gutter", GUTT_CLASS); | ||
} | ||
cm.state.activeLines = active; | ||
}); | ||
} | ||
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function selectionChange(cm, sel) { | ||
updateActiveLines(cm, sel.ranges); | ||
} | ||
}); |
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