ActivityUtils.java 文件源码

/**
 * 启动Activity
 *
 * @param activity  activity
 * @param cls       activity类
 * @param enterAnim 入场动画
 * @param exitAnim  出场动画
 */
public static void startActivity(@NonNull final Activity activity,
                                 @NonNull final Class<?> cls,
                                 @AnimRes final int enterAnim,
                                 @AnimRes final int exitAnim) {

    startActivity(activity, null, activity.getPackageName(), cls.getName(),
            getOptionsBundle(activity, enterAnim, exitAnim));
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
        activity.overridePendingTransition(enterAnim, exitAnim);
    }
}