AutoInstallsLayout.java 文件源码

/**
 * Return attribute value, attempting launcher-specific namespace first
 * before falling back to anonymous attribute.
 */
static String getAttributeValue(XmlResourceParser parser, String attribute) {
    String value = parser.getAttributeValue(
            "http://schemas.android.com/apk/res-auto/com.enrico.launcher3", attribute);
    if (value == null) {
        value = parser.getAttributeValue(null, attribute);
    }
    return value;
}