@nativescript/core
Version:
A JavaScript library providing an easy to use api for interacting with iOS and Android platform APIs.
70 lines • 2.45 kB
JavaScript
import { LayoutBase } from '../layout-base';
import { CoreTypes } from '../../../core-types';
import { View, CSSType } from '../../core/view';
import { Property } from '../../core/properties';
import { Length } from '../../styling/style-properties';
export * from '../layout-base';
View.prototype.effectiveLeft = 0;
View.prototype.effectiveTop = 0;
function validateArgs(element) {
if (!element) {
throw new Error('element cannot be null or undefinied.');
}
return element;
}
let AbsoluteLayoutBase = class AbsoluteLayoutBase extends LayoutBase {
// TODO: Do we still need this? it can be get like view.left
static getLeft(element) {
return validateArgs(element).left;
}
// TODO: Do we still need this? it can be set like view.left=value
static setLeft(element, value) {
validateArgs(element).left = value;
}
// TODO: Do we still need this? it can be get like view.top
static getTop(element) {
return validateArgs(element).top;
}
// TODO: Do we still need this? it can be set like view.top=value
static setTop(element, value) {
validateArgs(element).top = value;
}
onLeftChanged(view, oldValue, newValue) {
//
}
onTopChanged(view, oldValue, newValue) {
//
}
};
AbsoluteLayoutBase = __decorate([
CSSType('AbsoluteLayout')
], AbsoluteLayoutBase);
export { AbsoluteLayoutBase };
AbsoluteLayoutBase.prototype.recycleNativeView = 'auto';
export const leftProperty = new Property({
name: 'left',
defaultValue: CoreTypes.zeroLength,
valueChanged: (target, oldValue, newValue) => {
target.effectiveLeft = Length.toDevicePixels(newValue, 0);
const layout = target.parent;
if (layout instanceof AbsoluteLayoutBase) {
layout.onLeftChanged(target, oldValue, newValue);
}
},
valueConverter: (v) => Length.parse(v),
});
leftProperty.register(View);
export const topProperty = new Property({
name: 'top',
defaultValue: CoreTypes.zeroLength,
valueChanged: (target, oldValue, newValue) => {
target.effectiveTop = Length.toDevicePixels(newValue, 0);
const layout = target.parent;
if (layout instanceof AbsoluteLayoutBase) {
layout.onTopChanged(target, oldValue, newValue);
}
},
valueConverter: (v) => Length.parse(v),
});
topProperty.register(View);
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