Mega Code Archive
Set styles on RichEditableText subcomponent with textDisplay property
/*
Non-inheriting styles you must set on textDisplay:
columnCount
columnGap
columnWidth
Non-inheriting styles that you can set on TextArea because
they are passed to the subcomponent through the TextAreaSkin class:
lineBreak
paddingTop/Bottom/Left/Right
verticalAlign
*/
private function initApp():void {
ta1.textDisplay.setStyle("columnCount", 3);
ta1.textDisplay.setStyle("columnWidth", 100);
ta1.textDisplay.setStyle("columnGap", 15);
}