65 lines
2.0 KiB
TypeScript
65 lines
2.0 KiB
TypeScript
/*
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* Copyright [2019] [Doric.Pub]
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { Superview, View, IView, NativeViewModel, Property } from '../ui/view'
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import { layoutConfig } from '../util/layoutconfig'
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import { BridgeContext } from '../runtime/global'
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export function scroller(content: View, config?: IScroller) {
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return (new Scroller).also(v => {
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v.layoutConfig = layoutConfig().fit()
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if (config) {
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for (let key in config) {
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Reflect.set(v, key, Reflect.get(config, key, config), v)
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}
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}
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v.content = content
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})
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}
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export interface IScroller extends IView {
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content?: View
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contentOffset?: { x: number, y: number }
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}
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export class Scroller extends Superview implements IScroller {
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content!: View
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@Property
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contentOffset?: { x: number, y: number }
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@Property
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onScroll?: (offset: { x: number, y: number }) => void
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@Property
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onScrollEnd?: (offset: { x: number, y: number }) => void
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allSubviews() {
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return [this.content]
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}
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toModel(): NativeViewModel {
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this.dirtyProps.content = this.content.viewId
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return super.toModel()
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}
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scrollTo(context: BridgeContext, offset: { x: number, y: number }, animated?: boolean) {
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return this.nativeChannel(context, "scrollTo")({ offset, animated })
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}
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scrollBy(context: BridgeContext, offset: { x: number, y: number }, animated?: boolean) {
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return this.nativeChannel(context, "scrollBy")({ offset, animated })
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}
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} |