Android_ProgressBar
xml文件:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context="com.example.app3.MainActivity2" > <ProgressBar android:id="@+id/progressBar1" style="?android:attr/progressBarStyleLarge" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_alignParentTop="true" android:layout_marginLeft="61dp" android:layout_marginTop="45dp" android:indeterminate="true"/> <!-- indeterminate 不确定 --> <ProgressBar android:id="@+id/progressBar2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignBottom="@+id/progressBar1" android:layout_marginLeft="18dp" android:layout_toRightOf="@+id/progressBar1" /> <ProgressBar android:id="@+id/progressBar3" style="?android:attr/progressBarStyleSmall" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignBottom="@+id/progressBar2" android:indeterminateDrawable="@drawable/progress_bg" android:layout_below="@+id/progressBar1" /> <!-- 自定义progressBar --> <ProgressBar android:id="@+id/progressBar4" style="?android:attr/progressBarStyleHorizontal" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignLeft="@+id/progressBar1" android:layout_alignParentRight="true" android:layout_below="@+id/progressBar1" android:layout_marginTop="46dp" android:max="100" android:progress="50" android:secondaryProgress="80" /> <!-- secondaryProgress 第二进度条进度值(缓冲) --> <Button android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignLeft="@+id/progressBar4" android:layout_alignRight="@+id/progressBar4" android:layout_below="@+id/progressBar4" android:text="对话框进度条" android:onClick="showDialogProgress"/> </RelativeLayout>
源代码:
import android.app.Activity; import android.app.ProgressDialog; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.Window; public class MainActivity3 extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); //设置特性以允许在应用程序的标题栏上显示进度条(条状) //requestWindowFeathre(WIndow.FEATURE_PROGRESS);
//设置特性以允许在应用程序的标题栏上显示进度条(圆圈状) requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); //在标题栏上显示进度条(条状) // setProgressBarVisibility(true);
//在标题栏上显示进度条(圆圈状) setProgressBarIndeterminateVisibility(true); setContentView(R.layout.activity_main3); } /* * 显示对话框进度条 */ public void showDialogProgress(View v){ /*//创建对话框进度条 ProgressDialog pd = new ProgressDialog(this); pd.setMax(100); pd.setProgress(30); //pd.setIndeterminate(false); pd.setCancelable(true);//是否能被取消 pd.setTitle("下载对话框"); pd.setMessage("正在下载中"); pd.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);//设置水平样式 pd.show();*/ //简洁对话框进度条 ProgressDialog pd2 = ProgressDialog.show(this, "download", "downLoading...",false); } }