鸿蒙跳转到图库或者文件选择图片并显示到Image控件中

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<?xml version="1.0" encoding="utf-8"?>

<DirectionalLayout

    xmlns:ohos="http://schemas.huawei.com/res/ohos"

    ohos:height="match_parent"

    ohos:width="match_parent"

    ohos:orientation="vertical">

    <Button

        ohos:id="$+id:btnChooseImg"

        ohos:height="match_content"

        ohos:width="match_content"

        ohos:text="选择图片"

        ohos:text_size="40vp"

        ohos:background_element="gray"></Button>

    <Image

        ohos:id="$+id:showChooseImg"

        ohos:height="match_content"

        ohos:width="match_content"

        ></Image>

</DirectionalLayout>