+ this.el.removeClass(Roo.bootstrap.Button.weights.map(function(w) { return 'btn-' + w; } ) );
+ this.el.removeClass(Roo.bootstrap.Button.weights.map(function(w) { return 'btn-outline-' + w; } ) );
+ this.weight = str;
+ var outline = this.outline ? 'outline-' : '';
+ if (str == 'default') {
+ this.el.addClass('btn-default btn-outline-secondary');
+ return;
+ }
+ this.el.addClass('btn-' + outline + str);