demo:optimize demo code
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@@ -5,121 +5,120 @@ class ListPanel extends Panel {
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build(rootView: Group): void {
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let refreshView: Refreshable
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let offset = Math.ceil(Math.random() * colors.length)
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vlayout([
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text({
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text: "ListDemo",
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layoutConfig: {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.JUST,
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},
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textSize: 30,
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textColor: Color.parse("#535c68"),
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backgroundColor: Color.parse("#dff9fb"),
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textAlignment: gravity().center(),
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height: 50,
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}),
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refreshView = refreshable({
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onRefresh: () => {
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refreshView.setRefreshing(context, false).then(() => {
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(refreshView.content as List).also(it => {
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it.reset()
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offset = Math.ceil(Math.random() * colors.length)
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it.itemCount = 40
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it.loadMore = true
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it.onLoadMore = () => {
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setTimeout(() => {
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it.itemCount += 10
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}, 1000)
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}
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it.loadMoreView = listItem(text({
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text: "Loading",
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layoutConfig: layoutConfig().most().configHeight(LayoutSpec.JUST).configAlignment(Gravity.Center),
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height: 50,
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}))
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it.renderItem = (idx: number) => {
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let counter!: Text
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return listItem(
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hlayout([
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text({
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layoutConfig: {
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widthSpec: LayoutSpec.FIT,
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heightSpec: LayoutSpec.JUST,
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alignment: gravity().center(),
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},
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text: `Cell At Line ${idx}`,
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textAlignment: gravity().center(),
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textColor: Color.parse("#ffffff"),
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textSize: 20,
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height: 50,
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}),
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text({
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textColor: Color.parse("#ffffff"),
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textSize: 20,
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text: "",
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}).also(it => {
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counter = it
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vlayout(
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[
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text({
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text: "ListDemo",
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layoutConfig: {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.JUST,
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},
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textSize: 30,
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textColor: Color.parse("#535c68"),
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backgroundColor: Color.parse("#dff9fb"),
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textAlignment: gravity().center(),
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height: 50,
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}),
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refreshView = refreshable({
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onRefresh: () => {
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refreshView.setRefreshing(context, false).then(() => {
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(refreshView.content as List).also(it => {
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it.reset()
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offset = Math.ceil(Math.random() * colors.length)
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it.itemCount = 40
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it.loadMore = true
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it.onLoadMore = () => {
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setTimeout(() => {
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it.itemCount += 10
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}, 1000)
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}
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it.loadMoreView = listItem(text({
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text: "Loading",
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layoutConfig: layoutConfig().most().configHeight(LayoutSpec.JUST).configAlignment(Gravity.Center),
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height: 50,
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}))
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it.renderItem = (idx: number) => {
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let counter!: Text
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return listItem(
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hlayout([
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text({
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layoutConfig: {
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widthSpec: LayoutSpec.FIT,
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heightSpec: LayoutSpec.JUST,
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alignment: gravity().center(),
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},
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text: `Cell At Line ${idx}`,
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textAlignment: gravity().center(),
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textColor: Color.parse("#ffffff"),
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textSize: 20,
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height: 50,
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}),
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text({
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textColor: Color.parse("#ffffff"),
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textSize: 20,
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text: "",
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}).also(it => {
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counter = it
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it.layoutConfig = {
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widthSpec: LayoutSpec.FIT,
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heightSpec: LayoutSpec.FIT,
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margin: {
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left: 10,
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}
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}
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})
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]).also(it => {
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it.layoutConfig = {
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widthSpec: LayoutSpec.FIT,
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.FIT,
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margin: {
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left: 10,
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bottom: 2,
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}
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}
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it.gravity = gravity().center()
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it.backgroundColor = colors[(idx + offset) % colors.length]
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let clicked = 0
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it.onClick = () => {
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counter.text = `Item Clicked ${++clicked}`
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}
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})
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]).also(it => {
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).also(it => {
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it.layoutConfig = {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.FIT,
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margin: {
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bottom: 2,
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}
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}
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it.gravity = gravity().center()
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it.backgroundColor = colors[(idx + offset) % colors.length]
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let clicked = 0
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it.onClick = () => {
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counter.text = `Item Clicked ${++clicked}`
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log(`Click item at ${idx}`)
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it.height += 10
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it.nativeChannel(context, "getWidth")().then(
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resolve => {
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log(`resolve,${resolve}`)
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},
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reject => {
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log(`reject,${reject}`)
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})
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}
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})
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).also(it => {
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it.layoutConfig = {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.FIT,
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}
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it.onClick = () => {
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log(`Click item at ${idx}`)
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it.height += 10
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it.nativeChannel(context, "getWidth")().then(
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resolve => {
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log(`resolve,${resolve}`)
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},
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reject => {
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log(`reject,${reject}`)
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})
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}
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})
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}
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}
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})
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})
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})
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},
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header: rotatedArrow(),
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content: list({
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itemCount: 0,
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renderItem: () => new ListItem,
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layoutConfig: {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.MOST,
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},
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header: rotatedArrow(),
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content: list({
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itemCount: 0,
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renderItem: () => new ListItem,
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layoutConfig: {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.MOST,
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},
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}),
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}),
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}),
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]).also(it => {
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it.layoutConfig = {
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widthSpec: LayoutSpec.MOST,
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heightSpec: LayoutSpec.MOST,
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}
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it.backgroundColor = Color.WHITE
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}).in(rootView)
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],
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{
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layoutConfig: layoutConfig().most(),
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backgroundColor: Color.WHITE
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}).in(rootView)
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refreshView.backgroundColor = Color.YELLOW
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}
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}
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