From aed94cdff1024ba682460e51f06fe1ac3c88445d Mon Sep 17 00:00:00 2001 From: LiAn Date: Fri, 25 Mar 2022 10:32:53 +0000 Subject: [PATCH] update zh-cn/application-dev/reference/apis/js-apis-mediaquery.md. Signed-off-by: LiAn --- .../reference/apis/js-apis-mediaquery.md | 26 +++++++++---------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/zh-cn/application-dev/reference/apis/js-apis-mediaquery.md b/zh-cn/application-dev/reference/apis/js-apis-mediaquery.md index a841fba375..d58e37ee2f 100644 --- a/zh-cn/application-dev/reference/apis/js-apis-mediaquery.md +++ b/zh-cn/application-dev/reference/apis/js-apis-mediaquery.md @@ -80,16 +80,18 @@ off(type: 'change', callback?: Callback<MediaQueryResult>): void - 示例 ``` - listener = mediaquery.matchMediaSync('(orientation: landscape)'); //监听横屏事件 - onPortrait(mediaQueryResult) { - if (mediaQueryResult.matches) { - // do something here - } else { - // do something here - } - } - listener.on('change', onPortrait) // 注册回调 - listener.off('change', onPortrait) // 去注册回调 + import mediaquery from '@ohos.mediaquery' + + let listener = mediaquery.matchMediaSync('(orientation: landscape)'); //监听横屏事件 + function onPortrait(mediaQueryResult) { + if (mediaQueryResult.matches) { + // do something here + } else { + // do something here + } + } + this.listener.on('change', this.onPortrait) // 注册回调 + this.listener.off('change', this.onPortrait) // 去注册回调 ``` @@ -140,6 +142,4 @@ struct MediaQueryExample { .width('100%').height('100%') } } -``` - -![zh-cn_image_0000001174422920](figures/zh-cn_image_0000001174422920.gif) +``` \ No newline at end of file -- GitLab