ionic-angular/util/base-input.js

var __extends = (this && this.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { EventEmitter, Input, Output } from '@angular/core';
import { deepCopy, isArray, isPresent, isString, isTrueProperty, isUndefined } from './util';
import { Ion } from '../components/ion';
import { TimeoutDebouncer } from './debouncer';
var BaseInput = (function (_super) {
    __extends(BaseInput, _super);
    function BaseInput(config, elementRef, renderer, name, _defaultValue, _form, _item, _ngControl) {
        var _this = _super.call(this, config, elementRef, renderer, name) || this;
        _this._defaultValue = _defaultValue;
        _this._form = _form;
        _this._item = _item;
        _this._ngControl = _ngControl;
        _this._isFocus = false;
        _this._disabled = false;
        _this._debouncer = new TimeoutDebouncer(0);
        _this._init = false;
        _this._initModel = false;
        /**
         * @output {Range} Emitted when the range selector drag starts.
         */
        _this.ionFocus = new EventEmitter();
        /**
         * @output {Range} Emitted when the range value changes.
         */
        _this.ionChange = new EventEmitter();
        /**
         * @output {Range} Emitted when the range selector drag ends.
         */
        _this.ionBlur = new EventEmitter();
        _form && _form.register(_this);
        _this._value = deepCopy(_this._defaultValue);
        if (_item) {
            (void 0) /* assert */;
            _this.id = name + '-' + _item.registerInput(name);
            _this._labelId = _item.labelId;
            _this._item.setElementClass('item-' + name, true);
        }
        // If the user passed a ngControl we need to set the valueAccessor
        if (_ngControl) {
            _ngControl.valueAccessor = _this;
        }
        return _this;
    }
    Object.defineProperty(BaseInput.prototype, "disabled", {
        /**
         * @input {boolean} If true, the user cannot interact with this element.
         */
        get: function () {
            return this._disabled;
        },
        set: function (val) {
            this.setDisabledState(val);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(BaseInput.prototype, "value", {
        get: function () {
            return this._value;
        },
        set: function (val) {
            if (this._writeValue(val)) {
                this.onChange();
                this._fireIonChange();
            }
        },
        enumerable: true,
        configurable: true
    });
    // 1. Updates the value
    // 2. Calls _inputUpdated()
    // 3. Dispatch onChange events
    BaseInput.prototype.setValue = function (val) {
        this.value = val;
    };
    /**
     * @hidden
     */
    BaseInput.prototype.setDisabledState = function (isDisabled) {
        this._disabled = isDisabled = isTrueProperty(isDisabled);
        this._item && this._item.setElementClass("item-" + this._componentName + "-disabled", isDisabled);
    };
    /**
     * @hidden
     */
    BaseInput.prototype.writeValue = function (val) {
        if (this._writeValue(val)) {
            if (this._initModel) {
                this._fireIonChange();
            }
            else if (this._init) {
                // ngModel fires the first time too late, we need to skip the first ngModel update
                this._initModel = true;
            }
        }
    };
    /**
     * @hidden
     */
    BaseInput.prototype._writeValue = function (val) {
        (void 0) /* assert */;
        if (isUndefined(val)) {
            return false;
        }
        var normalized = (val === null)
            ? deepCopy(this._defaultValue)
            : this._inputNormalize(val);
        var notUpdate = isUndefined(normalized) || !this._inputShouldChange(normalized);
        if (notUpdate) {
            return false;
        }
        (void 0) /* console.debug */;
        this._value = normalized;
        if (this._init) {
            this._inputUpdated();
        }
        return true;
    };
    /**
     * @hidden
     */
    BaseInput.prototype._fireIonChange = function () {
        var _this = this;
        if (this._init) {
            this._debouncer.debounce(function () {
                (void 0) /* assert */;
                _this.ionChange.emit(_this._inputChangeEvent());
                _this._initModel = true;
            });
        }
    };
    /**
     * @hidden
     */
    BaseInput.prototype.registerOnChange = function (fn) {
        this._onChanged = fn;
    };
    /**
     * @hidden
     */
    BaseInput.prototype.registerOnTouched = function (fn) {
        this._onTouched = fn;
    };
    /**
     * @hidden
     */
    BaseInput.prototype._initialize = function () {
        if (this._init) {
            (void 0) /* assert */;
            return;
        }
        this._init = true;
        if (isPresent(this._value)) {
            this._inputUpdated();
        }
    };
    /**
     * @hidden
     */
    BaseInput.prototype._fireFocus = function () {
        if (this._isFocus) {
            return;
        }
        (void 0) /* console.debug */;
        this._form && this._form.setAsFocused(this);
        this._setFocus(true);
        this.ionFocus.emit(this);
    };
    /**
     * @hidden
     */
    BaseInput.prototype._fireBlur = function () {
        if (!this._isFocus) {
            return;
        }
        (void 0) /* console.debug */;
        this._form && this._form.unsetAsFocused(this);
        this._setFocus(false);
        this._fireTouched();
        this.ionBlur.emit(this);
    };
    /**
     * @hidden
     */
    BaseInput.prototype._fireTouched = function () {
        this._onTouched && this._onTouched();
    };
    /**
     * @hidden
     */
    BaseInput.prototype._setFocus = function (isFocused) {
        (void 0) /* assert */;
        (void 0) /* assert */;
        (void 0) /* assert */;
        this._isFocus = isFocused;
        var item = this._item;
        if (item) {
            item.setElementClass('input-has-focus', isFocused);
            item.setElementClass('item-input-has-focus', isFocused);
        }
        this._inputUpdated();
    };
    /**
     * @hidden
     */
    BaseInput.prototype.onChange = function () {
        this._onChanged && this._onChanged(this._inputNgModelEvent());
    };
    /**
     * @hidden
     */
    BaseInput.prototype.isFocus = function () {
        return this._isFocus;
    };
    /**
     * @hidden
     */
    BaseInput.prototype.hasValue = function () {
        var val = this._value;
        if (!isPresent(val)) {
            return false;
        }
        if (isArray(val) || isString(val)) {
            return val.length > 0;
        }
        return true;
    };
    /**
     * @hidden
     */
    BaseInput.prototype.focusNext = function () {
        this._form && this._form.tabFocus(this);
    };
    /**
     * @hidden
     */
    BaseInput.prototype.ngOnDestroy = function () {
        (void 0) /* assert */;
        var form = this._form;
        form && form.deregister(this);
        this._init = false;
    };
    /**
     * @hidden
     */
    BaseInput.prototype.ngAfterContentInit = function () {
        this._initialize();
    };
    /**
     * @hidden
     */
    BaseInput.prototype.initFocus = function () {
        var ele = this._elementRef.nativeElement.querySelector('button');
        ele && ele.focus();
    };
    /**
     * @hidden
     */
    BaseInput.prototype._inputNormalize = function (val) {
        return val;
    };
    /**
     * @hidden
     */
    BaseInput.prototype._inputShouldChange = function (val) {
        return this._value !== val;
    };
    /**
     * @hidden
     */
    BaseInput.prototype._inputChangeEvent = function () {
        return this;
    };
    /**
     * @hidden
     */
    BaseInput.prototype._inputNgModelEvent = function () {
        return this._value;
    };
    /**
     * @hidden
     */
    BaseInput.prototype._inputUpdated = function () {
        (void 0) /* assert */;
        var item = this._item;
        if (item) {
            setControlCss(item, this._ngControl);
            // TODO remove all uses of input-has-value in v4
            var hasValue = this.hasValue();
            item.setElementClass('input-has-value', hasValue);
            item.setElementClass('item-input-has-value', hasValue);
        }
    };
    BaseInput.propDecorators = {
        'ionFocus': [{ type: Output },],
        'ionChange': [{ type: Output },],
        'ionBlur': [{ type: Output },],
        'disabled': [{ type: Input },],
    };
    return BaseInput;
}(Ion));
export { BaseInput };
function setControlCss(element, control) {
    if (!control) {
        return;
    }
    element.setElementClass('ng-untouched', control.untouched);
    element.setElementClass('ng-touched', control.touched);
    element.setElementClass('ng-pristine', control.pristine);
    element.setElementClass('ng-dirty', control.dirty);
    element.setElementClass('ng-valid', control.valid);
    element.setElementClass('ng-invalid', !control.valid);
}
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