import * as _sdcorejs_angular_forms_models from '@sdcorejs/angular/forms/models';
import { ɵSdFormControlParent as _SdFormControlParent, SdViewed, SdViewedInput, SdFormControl } from '@sdcorejs/angular/forms/models';
import * as _angular_core from '@angular/core';
import { ElementRef, TemplateRef } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { SdModal } from '@sdcorejs/angular/components/modal';
import { SdTree, SdTreeItemContext, SdTreeDataSource, SdTreeItem, SdTreeOption, SdTreeLoadErrorEvent, SdTreeComponentOption, SdTreeSelectionEvent } from '@sdcorejs/angular/components/tree';

type SdTreeSelectModel<TKey> = TKey | TKey[] | null | undefined;
type SdTreeSelectTemplateContext<T> = SdTreeItemContext<T>;
declare class SdTreeSelectNodeTemplateDirective<T> {
    readonly template: TemplateRef<SdTreeSelectTemplateContext<T>>;
    static ngTemplateContextGuard<T>(_directive: SdTreeSelectNodeTemplateDirective<T>, _context: unknown): _context is SdTreeSelectTemplateContext<T>;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<SdTreeSelectNodeTemplateDirective<any>, never>;
    static ɵdir: _angular_core.ɵɵDirectiveDeclaration<SdTreeSelectNodeTemplateDirective<any>, "ng-template[sdTreeSelectNode]", never, {}, {}, never, never, true, never>;
}
declare class SdTreeSelect<T = unknown, TKey = string | number> {
    #private;
    readonly trigger: _angular_core.Signal<ElementRef<HTMLButtonElement> | undefined>;
    readonly modal: _angular_core.Signal<SdModal | undefined>;
    readonly treeComponent: _angular_core.Signal<SdTree<T> | undefined>;
    readonly nodeTemplate: _angular_core.Signal<SdTreeSelectNodeTemplateDirective<any> | undefined>;
    readonly autoIdInput: _angular_core.InputSignal<string | null | undefined>;
    readonly autoId: _angular_core.Signal<string | undefined>;
    readonly name: _angular_core.InputSignal<string>;
    readonly form: _angular_core.InputSignalWithTransform<FormGroup<any> | undefined, _SdFormControlParent>;
    readonly label: _angular_core.InputSignal<string | undefined>;
    readonly placeholder: _angular_core.InputSignal<string | null | undefined>;
    readonly modalTitle: _angular_core.InputSignal<string | null | undefined>;
    readonly ariaLabel: _angular_core.InputSignal<string | undefined>;
    readonly items: _angular_core.InputSignal<SdTreeDataSource<SdTreeItem<T>>>;
    readonly tree: _angular_core.InputSignal<SdTreeOption<T>>;
    readonly valueField: _angular_core.InputSignal<(T extends object ? { [Key in keyof T & string]: T[Key] extends string | number | boolean | Function | Date | null | undefined ? Key : T[Key] extends any[] ? Key : T[Key] extends object ? Key | `${Key}.${T[Key] extends infer T_1 ? T_1 extends T[Key] ? T_1 extends object ? { [Key_1 in keyof T_1 & string]: T_1[Key_1] extends string | number | boolean | Function | Date | null | undefined ? Key_1 : T_1[Key_1] extends any[] ? Key_1 : T_1[Key_1] extends object ? Key_1 | `${Key_1}.${T_1[Key_1] extends infer T_2 ? T_2 extends T_1[Key_1] ? T_2 extends object ? { [Key_2 in keyof T_2 & string]: T_2[Key_2] extends string | number | boolean | Function | Date | null | undefined ? Key_2 : T_2[Key_2] extends any[] ? Key_2 : T_2[Key_2] extends object ? Key_2 | `${Key_2}.${T_2[Key_2] extends infer T_3 ? T_3 extends T_2[Key_2] ? T_3 extends object ? { [Key_3 in keyof T_3 & string]: T_3[Key_3] extends string | number | boolean | Function | Date | null | undefined ? Key_3 : T_3[Key_3] extends any[] ? Key_3 : T_3[Key_3] extends object ? Key_3 : Key_3; }[keyof T_3 & string] : string : never : never}` : Key_2; }[keyof T_2 & string] : string : never : never}` : Key_1; }[keyof T_1 & string] : string : never : never}` : Key; }[keyof T & string] : string) | undefined>;
    readonly keySelector: _angular_core.InputSignal<((item: T) => TKey) | undefined>;
    readonly displayField: _angular_core.InputSignal<(T extends object ? { [Key in keyof T & string]: T[Key] extends string | number | boolean | Function | Date | null | undefined ? Key : T[Key] extends any[] ? Key : T[Key] extends object ? Key | `${Key}.${T[Key] extends infer T_1 ? T_1 extends T[Key] ? T_1 extends object ? { [Key_1 in keyof T_1 & string]: T_1[Key_1] extends string | number | boolean | Function | Date | null | undefined ? Key_1 : T_1[Key_1] extends any[] ? Key_1 : T_1[Key_1] extends object ? Key_1 | `${Key_1}.${T_1[Key_1] extends infer T_2 ? T_2 extends T_1[Key_1] ? T_2 extends object ? { [Key_2 in keyof T_2 & string]: T_2[Key_2] extends string | number | boolean | Function | Date | null | undefined ? Key_2 : T_2[Key_2] extends any[] ? Key_2 : T_2[Key_2] extends object ? Key_2 | `${Key_2}.${T_2[Key_2] extends infer T_3 ? T_3 extends T_2[Key_2] ? T_3 extends object ? { [Key_3 in keyof T_3 & string]: T_3[Key_3] extends string | number | boolean | Function | Date | null | undefined ? Key_3 : T_3[Key_3] extends any[] ? Key_3 : T_3[Key_3] extends object ? Key_3 : Key_3; }[keyof T_3 & string] : string : never : never}` : Key_2; }[keyof T_2 & string] : string : never : never}` : Key_1; }[keyof T_1 & string] : string : never : never}` : Key; }[keyof T & string] : string) | undefined>;
    readonly displayWith: _angular_core.InputSignal<((item: T) => string) | undefined>;
    readonly compareWith: _angular_core.InputSignal<(left: TKey, right: TKey) => boolean>;
    readonly disabledNode: _angular_core.InputSignal<((item: T, selectedItems: T[]) => boolean) | undefined>;
    readonly multiple: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly cascade: _angular_core.InputSignal<"independent" | "descendants">;
    readonly required: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly clearable: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly disabled: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly readonly: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly viewed: _angular_core.InputSignalWithTransform<SdViewed, SdViewedInput>;
    readonly model: _angular_core.ModelSignal<SdTreeSelectModel<TKey>>;
    readonly sdChange: _angular_core.OutputEmitterRef<SdTreeSelectModel<TKey>>;
    readonly sdLoadError: _angular_core.OutputEmitterRef<SdTreeLoadErrorEvent<T>>;
    readonly formControl: SdFormControl;
    readonly connectorState: _angular_core.Signal<_sdcorejs_angular_forms_models.ɵSdFormControlConnectorState<SdTreeSelectModel<TKey>>>;
    readonly draftKeys: _angular_core.WritableSignal<TKey[]>;
    readonly modelKeys: _angular_core.Signal<TKey[]>;
    readonly effectivePlaceholder: _angular_core.Signal<string>;
    readonly effectiveModalTitle: _angular_core.Signal<string>;
    readonly loadedEntities: _angular_core.Signal<T[]>;
    readonly selectedEntities: _angular_core.Signal<T[]>;
    readonly draftEntities: _angular_core.Signal<T[]>;
    readonly displayText: _angular_core.Signal<string>;
    readonly treeOption: _angular_core.Signal<SdTreeComponentOption<T>>;
    open(): void;
    applySelection(): void;
    cancel(): void;
    clear(event?: Event): void;
    onModalClosed(): void;
    onTreeSelection(event: SdTreeSelectionEvent<T>): void;
    filter(value: string): void;
    retry(): void;
    keyOf(item: T): TKey;
    displayEntity(item: T): string;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<SdTreeSelect<any, any>, never>;
    static ɵcmp: _angular_core.ɵɵComponentDeclaration<SdTreeSelect<any, any>, "sd-tree-select", never, { "autoIdInput": { "alias": "autoId"; "required": false; "isSignal": true; }; "name": { "alias": "name"; "required": false; "isSignal": true; }; "form": { "alias": "form"; "required": false; "isSignal": true; }; "label": { "alias": "label"; "required": false; "isSignal": true; }; "placeholder": { "alias": "placeholder"; "required": false; "isSignal": true; }; "modalTitle": { "alias": "modalTitle"; "required": false; "isSignal": true; }; "ariaLabel": { "alias": "ariaLabel"; "required": false; "isSignal": true; }; "items": { "alias": "items"; "required": false; "isSignal": true; }; "tree": { "alias": "tree"; "required": false; "isSignal": true; }; "valueField": { "alias": "valueField"; "required": false; "isSignal": true; }; "keySelector": { "alias": "keySelector"; "required": false; "isSignal": true; }; "displayField": { "alias": "displayField"; "required": false; "isSignal": true; }; "displayWith": { "alias": "displayWith"; "required": false; "isSignal": true; }; "compareWith": { "alias": "compareWith"; "required": false; "isSignal": true; }; "disabledNode": { "alias": "disabledNode"; "required": false; "isSignal": true; }; "multiple": { "alias": "multiple"; "required": false; "isSignal": true; }; "cascade": { "alias": "cascade"; "required": false; "isSignal": true; }; "required": { "alias": "required"; "required": false; "isSignal": true; }; "clearable": { "alias": "clearable"; "required": false; "isSignal": true; }; "disabled": { "alias": "disabled"; "required": false; "isSignal": true; }; "readonly": { "alias": "readonly"; "required": false; "isSignal": true; }; "viewed": { "alias": "viewed"; "required": false; "isSignal": true; }; "model": { "alias": "model"; "required": false; "isSignal": true; }; }, { "model": "modelChange"; "sdChange": "sdChange"; "sdLoadError": "sdLoadError"; }, ["nodeTemplate"], never, true, never>;
}
declare function normalizeTreeSelectKeys<TKey>(value: SdTreeSelectModel<TKey>, multiple: boolean): TKey[];

export { SdTreeSelect, SdTreeSelectNodeTemplateDirective, normalizeTreeSelectKeys };
export type { SdTreeSelectModel, SdTreeSelectTemplateContext };