@ionic/core
Version:
Base components for Ionic
298 lines (297 loc) • 9.21 kB
JavaScript
import { debounceEvent, findItemLabel } from '../../utils/helpers';
import { createColorClasses } from '../../utils/theme';
export class Input {
constructor() {
this.inputId = `ion-input-${inputIds++}`;
this.didBlurAfterEdit = false;
this.hasFocus = false;
this.autocapitalize = 'off';
this.autocomplete = 'off';
this.autocorrect = 'off';
this.autofocus = false;
this.clearInput = false;
this.debounce = 0;
this.disabled = false;
this.name = this.inputId;
this.readonly = false;
this.required = false;
this.spellcheck = false;
this.type = 'text';
this.value = '';
this.onInput = (ev) => {
const input = ev.target;
if (input) {
this.value = input.value || '';
}
this.ionInput.emit(ev);
};
this.onBlur = () => {
this.hasFocus = false;
this.focusChanged();
this.emitStyle();
this.ionBlur.emit();
};
this.onFocus = () => {
this.hasFocus = true;
this.focusChanged();
this.emitStyle();
this.ionFocus.emit();
};
this.onKeydown = () => {
if (this.clearOnEdit) {
if (this.didBlurAfterEdit && this.hasValue()) {
this.clearTextInput();
}
this.didBlurAfterEdit = false;
}
};
this.clearTextInput = () => {
this.value = '';
};
}
debounceChanged() {
this.ionChange = debounceEvent(this.ionChange, this.debounce);
}
disabledChanged() {
this.emitStyle();
}
valueChanged() {
this.emitStyle();
this.ionChange.emit({ value: this.value });
}
componentWillLoad() {
if (this.clearOnEdit === undefined && this.type === 'password') {
this.clearOnEdit = true;
}
this.emitStyle();
}
componentDidLoad() {
this.debounceChanged();
this.ionInputDidLoad.emit();
}
componentDidUnload() {
this.ionInputDidUnload.emit();
}
setFocus() {
if (this.nativeInput) {
this.nativeInput.focus();
}
}
getInputElement() {
return Promise.resolve(this.nativeInput);
}
getValue() {
return this.value || '';
}
emitStyle() {
this.ionStyle.emit({
'interactive': true,
'input': true,
'has-placeholder': this.placeholder != null,
'has-value': this.hasValue(),
'has-focus': this.hasFocus,
'interactive-disabled': this.disabled,
});
}
focusChanged() {
if (this.clearOnEdit && !this.hasFocus && this.hasValue()) {
this.didBlurAfterEdit = true;
}
}
hasValue() {
return this.getValue().length > 0;
}
hostData() {
return {
'aria-disabled': this.disabled ? 'true' : null,
class: Object.assign({}, createColorClasses(this.color), { 'has-value': this.hasValue(), 'has-focus': this.hasFocus })
};
}
render() {
const value = this.getValue();
const labelId = this.inputId + '-lbl';
const label = findItemLabel(this.el);
if (label) {
label.id = labelId;
}
return [
h("input", { class: "native-input", ref: input => this.nativeInput = input, "aria-labelledby": labelId, disabled: this.disabled, accept: this.accept, autoCapitalize: this.autocapitalize, autoComplete: this.autocomplete, autoCorrect: this.autocorrect, autoFocus: this.autofocus, inputMode: this.inputmode, min: this.min, max: this.max, minLength: this.minlength, maxLength: this.maxlength, multiple: this.multiple, name: this.name, pattern: this.pattern, placeholder: this.placeholder || '', readOnly: this.readonly, required: this.required, spellCheck: this.spellcheck, step: this.step, size: this.size, type: this.type, value: value, onInput: this.onInput, onBlur: this.onBlur, onFocus: this.onFocus, onKeyDown: this.onKeydown }),
(this.clearInput && !this.readonly && !this.disabled) && h("button", { type: "button", class: "input-clear-icon", tabindex: "-1", onTouchStart: this.clearTextInput, onMouseDown: this.clearTextInput })
];
}
static get is() { return "ion-input"; }
static get encapsulation() { return "scoped"; }
static get properties() { return {
"accept": {
"type": String,
"attr": "accept"
},
"autocapitalize": {
"type": String,
"attr": "autocapitalize"
},
"autocomplete": {
"type": String,
"attr": "autocomplete"
},
"autocorrect": {
"type": String,
"attr": "autocorrect"
},
"autofocus": {
"type": Boolean,
"attr": "autofocus"
},
"clearInput": {
"type": Boolean,
"attr": "clear-input"
},
"clearOnEdit": {
"type": Boolean,
"attr": "clear-on-edit",
"mutable": true
},
"color": {
"type": String,
"attr": "color"
},
"debounce": {
"type": Number,
"attr": "debounce",
"watchCallbacks": ["debounceChanged"]
},
"disabled": {
"type": Boolean,
"attr": "disabled",
"watchCallbacks": ["disabledChanged"]
},
"el": {
"elementRef": true
},
"getInputElement": {
"method": true
},
"hasFocus": {
"state": true
},
"inputmode": {
"type": String,
"attr": "inputmode"
},
"max": {
"type": String,
"attr": "max"
},
"maxlength": {
"type": Number,
"attr": "maxlength"
},
"min": {
"type": String,
"attr": "min"
},
"minlength": {
"type": Number,
"attr": "minlength"
},
"mode": {
"type": String,
"attr": "mode"
},
"multiple": {
"type": Boolean,
"attr": "multiple"
},
"name": {
"type": String,
"attr": "name"
},
"pattern": {
"type": String,
"attr": "pattern"
},
"placeholder": {
"type": String,
"attr": "placeholder"
},
"readonly": {
"type": Boolean,
"attr": "readonly"
},
"required": {
"type": Boolean,
"attr": "required"
},
"setFocus": {
"method": true
},
"size": {
"type": Number,
"attr": "size"
},
"spellcheck": {
"type": Boolean,
"attr": "spellcheck"
},
"step": {
"type": String,
"attr": "step"
},
"type": {
"type": String,
"attr": "type"
},
"value": {
"type": String,
"attr": "value",
"mutable": true,
"watchCallbacks": ["valueChanged"]
}
}; }
static get events() { return [{
"name": "ionInput",
"method": "ionInput",
"bubbles": true,
"cancelable": true,
"composed": true
}, {
"name": "ionChange",
"method": "ionChange",
"bubbles": true,
"cancelable": true,
"composed": true
}, {
"name": "ionBlur",
"method": "ionBlur",
"bubbles": true,
"cancelable": true,
"composed": true
}, {
"name": "ionFocus",
"method": "ionFocus",
"bubbles": true,
"cancelable": true,
"composed": true
}, {
"name": "ionInputDidLoad",
"method": "ionInputDidLoad",
"bubbles": true,
"cancelable": true,
"composed": true
}, {
"name": "ionInputDidUnload",
"method": "ionInputDidUnload",
"bubbles": true,
"cancelable": true,
"composed": true
}, {
"name": "ionStyle",
"method": "ionStyle",
"bubbles": true,
"cancelable": true,
"composed": true
}]; }
static get style() { return "/**style-placeholder:ion-input:**/"; }
static get styleMode() { return "/**style-id-placeholder:ion-input:**/"; }
}
let inputIds = 0;