import { UntypedFormGroup } from '@angular/forms';
import { Subject } from 'rxjs';
import { LocalStorageCommunicator } from '@ngvip/service';
import { VipDialogService } from '@ngvip/ui';
export declare abstract class AbstractFormComponent {
    protected dialogService: VipDialogService;
    protected localStorageCommunicator?: LocalStorageCommunicator;
    protected dirty: boolean;
    protected unsubscribe$: Subject<void>;
    private keyboardEvents;
    dirtyInterruptOpen: boolean;
    private _initialFormData;
    get initialFormData(): {
        [key: string]: any;
    };
    set initialFormData(data: {
        [key: string]: any;
    });
    /**
     *
     * @param dialogService used to create dialogs in {@link transitionWithUnsavedChanges}
     * @param localStorageCommunicator used for dirty interrupts
     * @constructor
     */
    protected constructor(dialogService: VipDialogService, localStorageCommunicator?: LocalStorageCommunicator);
    /**
     * When a change occurs iterate over the Object keys in {@link initialFormData} looking for a change
     * and set the dirty flag appropriately.
     * @param form FormGroup to track for changes. {@link initialFormData} is set from this.
     */
    protected initializeFormTracking(form: UntypedFormGroup): void;
    /**
     * Check if form is dirty, and create dialog if unsaved changes will be lost.
     * @param [transitionHandler = this.transitionHandler()] - What should be done if not dirty, or the user wants to abandon changes.
     * @param [forceDirty = false] Force the dialog to show regardless of form state.
     */
    transitionWithUnsavedChanges(transitionHandler?: () => void, forceDirty?: boolean): void;
    /**
     * Checks if the tracked form is dirty.
     * @return true if the tracked form is dirty
     */
    isDirty(): boolean;
    /**
     * Check if the form can be saved
     * @return true if the from cannot be submitted
     */
    abstract disableSave(): boolean;
    /**
     * Action to submit the form
     */
    abstract submit(): void;
    /**
     * Default handler for {@link transitionWithUnsavedChanges}
     */
    abstract transitionHandler(): void;
    /**
     * Check if the form can call {@link transitionWithUnsavedChanges} by hitting Esc
     */
    abstract disableEscToClose(): boolean;
    /**
     * Check if the form can call {@link submit} by hitting ctrl+s
     */
    abstract disableCtrlSToSave(): boolean;
    unsubscribe(): void;
}