当我的数据从启动画面中的数据库加载时,我正在使用进度条(圆圈).我使用其标签在xml中使用了进度条......但是在活动中它没有旋转...建议帮助......它有什么问题?
xml:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<ImageView
android:id="@+id/imgLogo"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:background="@drawable/splash" />
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/loading"
android:layout_centerHorizontal="true"
android:gravity="center_horizontal"
android:text="Loading data..."
android:visibility="visible"
android:textAppearance="?android:attr/textAppearanceLarge" />
<ProgressBar
android:id="@+id/loading"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_marginTop="92dp"
android:gravity="center"
android:indeterminateDrawable="@drawable/custom_bar" />
</RelativeLayout>
Java:
public class SplashScreen extends Activity {
static String DATABASE_NAME = "ItemDB";
static DBACESS mDbAccess = null;
public static SQLiteDatabase mDB;
public static ListItems objitem;
private static int SPLASH_TIME_OUT = 100;
private PackageManager packageManager = null;
static DataEntryClass data = …Run Code Online (Sandbox Code Playgroud)