hujun
046a03e5e9
- 新增微信小程序胶囊区域避让布局逻辑 - 统一首页导航与标题对齐规则 - 更新多处演示提示文案为正式表述 - 调整个人中心账户状态显示 - 优化产品页分享按钮条件渲染
103 lines
4.5 KiB
Plaintext
103 lines
4.5 KiB
Plaintext
import { ref, onMounted, onUnmounted } from 'vue'
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import { onResize } from '@dcloudio/uni-app'
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export type PageLayout = {
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pageStyle: () => string,
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contentStyle: (offset: number, minimum: boolean) => string,
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statusStyle: (offset: number) => string,
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navigationStyle: () => string,
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navigationTitleStyle: () => string,
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navigationActionStyle: (headerHeight: number) => string,
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navigationBrandStyle: (headerHeight: number) => string,
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bottomStyle: (padding: number) => string
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}
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// 原生渲染不支持 vh/calc，统一以窗口尺寸计算，并随旋转更新。
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export function usePageLayout(): PageLayout {
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const windowInfo = ref(uni.getWindowInfo())
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const capsuleLeft = ref(-1)
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const capsuleTop = ref(0)
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const capsuleHeight = ref(0)
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const readCapsule = () => {
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// #ifdef MP-WEIXIN
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try {
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const capsule = uni.getMenuButtonBoundingClientRect()
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const valid = capsule.width > 0 && capsule.height > 0 && capsule.left > 0 && capsule.left < windowInfo.value.windowWidth
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capsuleLeft.value = valid ? capsule.left : -1
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capsuleTop.value = valid ? capsule.top : 0
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capsuleHeight.value = valid ? capsule.height : 0
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} catch (_error) { capsuleLeft.value = -1; capsuleTop.value = 0; capsuleHeight.value = 0 }
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// #endif
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}
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readCapsule()
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const refresh = () => { windowInfo.value = uni.getWindowInfo(); readCapsule() }
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onMounted(() => refresh())
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// #ifdef APP
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onResize((_options) => { refresh() })
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// #endif
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// #ifndef APP
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const handleResize = (_options: OnWindowResizeCallbackResult) => { refresh() }
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uni.onWindowResize(handleResize)
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onUnmounted(() => { uni.offWindowResize(handleResize) })
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// #endif
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const rpx = (value: number): number => value * windowInfo.value.windowWidth / 750
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const status = (): number => Math.max(windowInfo.value.statusBarHeight ?? 0, windowInfo.value.safeAreaInsets?.top ?? 0)
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const navigationStyle = (): string => {
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// 只在微信端横向避让胶囊，保持业务导航原有高度。
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// #ifdef MP-WEIXIN
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const reserved = capsuleLeft.value > 0 ? windowInfo.value.windowWidth - capsuleLeft.value + 8 : 104
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return 'padding-right:' + reserved + 'px;'
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// #endif
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// #ifndef MP-WEIXIN
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return ''
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// #endif
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}
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const navigationTitleStyle = (): string => {
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// 标题左右使用相同留白，以屏幕中心对齐，同时避开微信胶囊。
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// #ifdef MP-WEIXIN
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const reserved = capsuleLeft.value > 0 ? windowInfo.value.windowWidth - capsuleLeft.value + 8 : 104
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const inset = Math.max(rpx(112), reserved)
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return 'left:' + inset + 'px;right:' + inset + 'px;'
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// #endif
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// #ifndef MP-WEIXIN
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return ''
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// #endif
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}
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const navigationActionStyle = (headerHeight: number): string => {
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// 微信通知按钮与系统胶囊等高、顶部对齐；App 保持导航行内居中。
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// #ifdef MP-WEIXIN
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const size = capsuleHeight.value > 0 ? capsuleHeight.value : 32
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const top = capsuleHeight.value > 0 ? Math.max(0, capsuleTop.value - status()) : Math.max(0, (rpx(headerHeight) - size) / 2)
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const right = capsuleLeft.value > 0 ? windowInfo.value.windowWidth - capsuleLeft.value + 8 : 104
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return 'position:absolute;top:' + top + 'px;right:' + right + 'px;width:' + size + 'px;height:' + size + 'px;'
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// #endif
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// #ifndef MP-WEIXIN
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return ''
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// #endif
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}
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const navigationBrandStyle = (headerHeight: number): string => {
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// Logo 保留自身比例，与胶囊共享垂直中心，不改变登录页和启动页的 Logo。
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// #ifdef MP-WEIXIN
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const height = rpx(68)
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const center = capsuleHeight.value > 0 ? capsuleTop.value - status() + capsuleHeight.value / 2 : rpx(headerHeight) / 2
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return 'align-self:flex-start;margin-top:' + Math.max(0, center - height / 2) + 'px;height:' + height + 'px;'
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// #endif
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// #ifndef MP-WEIXIN
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return ''
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// #endif
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}
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const pageStyle = (): string => 'min-height:' + windowInfo.value.windowHeight + 'px;'
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const contentStyle = (offset: number, minimum: boolean): string => {
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// #ifdef WEB
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return (minimum ? 'min-height:' : 'height:') + 'calc(100vh - ' + status() + 'px - ' + offset + 'rpx);'
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// #endif
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// #ifndef WEB
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const height = Math.max(0, windowInfo.value.windowHeight - status() - rpx(offset))
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return (minimum ? 'min-height:' : 'height:') + height + 'px;'
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// #endif
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}
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const statusStyle = (offset: number): string => 'height:' + (status() + rpx(offset)) + 'px;'
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const bottomStyle = (padding: number): string => 'padding-bottom:' + (rpx(padding) + (windowInfo.value.safeAreaInsets?.bottom ?? 0)) + 'px;'
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return { pageStyle, contentStyle, statusStyle, navigationStyle, navigationTitleStyle, navigationActionStyle, navigationBrandStyle, bottomStyle }
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}
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