import { ControlValueAccessor } from "@angular/forms";
/**
 * Implements the Control Value Accessor pattern from Angular
 */
export declare class ValueAccessorBase<T> implements ControlValueAccessor {
    private innerValue;
    private changed;
    private touched;
    /** Gets or sets the inner value of the component */
    value: T;
    /**
     * Called when the control receives a touch event.
     * Calls all the functions registered by registerOnTouched().
     */
    touch(): void;
    /**
     * Write a new value to the element.
     * from ControlValueAccessor
     */
    writeValue(value: T): void;
    /**
     * Set the function to be called when the control receives a change event.
     * from ControlValueAccessor
     */
    registerOnChange(fn: (value: T) => void): void;
    /**
     * Set the function to be called when the control receives a touch event.
     * from ControlValueAccessor
     */
    registerOnTouched(fn: () => void): void;
    /**
     * This function is called when the control status changes to or from "DISABLED".
     * Depending on the value, it will enable or disable the appropriate DOM element.
     * from ControlValueAccessor
     *
     * @param isDisabled The value that is set to the disabled attribute.
     */
    setDisabledState?(isDisabled: boolean): void;
}