import { Injector } from '@angular/core';
import { Viewport } from '@wm/core';
import { StylableComponent } from '@wm/components/base';
export declare class LayoutGridColumnDirective extends StylableComponent {
    private viewport;
    static initializeProps: void;
    constructor(inj: Injector, height: any, viewport: Viewport);
    onPropertyChange(key: any, nv: any, ov?: any): void;
}