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add duplicateSelection command

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nightwing 2012-06-07 13:23:15 +04:00
commit a82c1c52d8
2 changed files with 23 additions and 0 deletions
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18
lib/ace/editor.js
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@ -1348,6 +1348,24 @@ var Editor = function(renderer, session) {
this.clearSelection();
};
this.duplicateSelection = function() {
var sel = this.selection;
var doc = this.session;
var range = sel.getRange();
if (range.isEmpty()) {
var row = range.start.row;
doc.duplicateLines(row, row);
} else {
var reverse = sel.isBackwards()
var point = sel.isBackwards() ? range.start : range.end;
var endPoint = doc.insert(point, doc.getTextRange(range), false);
range.start = point;
range.end = endPoint;
sel.setSelectionRange(range, reverse)
}
};
/** related to: EditSession.moveLinesDown
* Editor.moveLinesDown() -> Number
* + (Number): On success, it returns -1.