android - can not access to progress bar in an other activity -
i have objects in layout video view,text view , on comes this: <?xml version="1.0" encoding="utf-8"?> <android.support.v7.widget.cardview android:id="@+id/cardview_mypost" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginbottom="@dimen/activity_vertical_margin" app:cardcornerradius="@dimen/activity_vertical_margin" app:cardelevation="@dimen/activity_vertical_margin" xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"> <relativelayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:background="@color/web_withe_color" android:animatelayoutchanges="@anim/anim_list" android:padding="8dp" > <!-- thu