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scroller in list demo

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王劲鹏 2022-08-22 15:54:14 +08:00 committed by osborn
parent 2f32bfdbf2
commit 56fbc993db
1 changed files with 91 additions and 0 deletions
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doric-demo/src/ScrollerInListDemo.ts Normal file
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import { Panel, Group, layoutConfig, Color, stack, list, listItem, text, loge, scroller, hlayout } from "doric"
import { colors } from "./utils"
@Entry
class ScrollerInListDemo extends Panel {
private data = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20]
build(root: Group) {
function insertAt(array: Array<any>, index: number, ...elements: Array<any>) {
array.splice(index, 0, ...elements);
}
stack(
[
list({
itemCount: this.data.length,
renderItem: (idx) => {
if (idx % 3 === 0) {
return listItem(scroller(
hlayout([
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: 160,
backgroundColor: colors[idx % colors.length],
}),
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: 160,
backgroundColor: colors[idx % colors.length],
}),
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: 160,
backgroundColor: colors[idx % colors.length],
}),
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: 160,
backgroundColor: colors[idx % colors.length],
}),
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: 160,
backgroundColor: colors[idx % colors.length],
}),
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: 160,
backgroundColor: colors[idx % colors.length],
})
]).apply({
space: 10,
})
).apply({
layoutConfig: layoutConfig().fitWidth().justHeight(),
height: 100,
}))
} else {
return listItem(scroller(
hlayout([
stack([]).apply({
layoutConfig: layoutConfig().justWidth().justHeight(),
height: 80,
width: Environment.screenWidth,
backgroundColor: colors[idx % colors.length],
}),
]).apply({
space: 10,
})
).apply({
layoutConfig: layoutConfig().fitWidth().justHeight(),
height: 100,
}))
}
},
layoutConfig: layoutConfig().most(),
})
],
{
layoutConfig: layoutConfig().most()
}
).in(root)
}
}