gistfile1.js

/*
 *	this.getTextSelection()
 *	Utility function that returns the text that is selected
 *	and is cross-browser compatible.
 */
OsimoEditorControls.prototype.getTextSelection = function(){
	var textarea = $('#'+this.input+'_editbox').get(0);
	if (window.getSelection) {
		var len = textarea.value.length;
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var sel = textarea.value.substring(start, end);
		var result = {"textarea":textarea,"start":start,"end":end,"len":len,"sel":sel};
		return result;
	}
	else if (document.selection) {
		/* Damn you IE, why must you torture me so? */
		var range = document.selection.createRange();
		var stored_range = range.duplicate();
		stored_range.moveToElementText( textarea );
		stored_range.setEndPoint( 'EndToEnd', range );
		textarea.selectionStart = stored_range.text.length - range.text.length;
		textarea.selectionEnd = textarea.selectionStart + range.text.length;
		var result = {"textarea":textarea,"start":textarea.selectionStart,"end":textarea.selectionEnd,"len":textarea.value.length,"sel":range.text};
		return result;
	}
}