android progress bar example
In this Tutorial Today Learn android progress bar example. follow the steps how to create progress bar in android. follow the link developer android
1.Open Android Studio click new Project
2.Choice a Empty Activity and Click Next:
3.Rename Application Name and Package Name And Click Finsih.
Follow the Full Code android progress bar:
1.Progressbar .java:
package com.akash.myapplication.progressbar;
import android.app.Activity;
import android.app.ProgressDialog;
import android.os.Handler;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import com.akash.myapplication.R;
public class Progressbar extends Activity {
Button btnStartProgress;
ProgressDialog progressBar;
private int progressBarStatus = 0;
private Handler progressBarHandler = new Handler();
private long fileSize = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_progressbar);
addListenerOnButtonClick();
}
public void addListenerOnButtonClick() {
btnStartProgress = findViewById(R.id.btndownload);
btnStartProgress.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View v) {
// creating progress bar dialog
progressBar = new ProgressDialog(v.getContext());
progressBar.setCancelable(true);
progressBar.setMessage("File downloading ...");
progressBar.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
progressBar.setProgress(0);
progressBar.setMax(100);
progressBar.show();
//reset progress bar and filesize status
progressBarStatus = 0;
fileSize = 0;
new Thread(new Runnable() {
public void run() {
while (progressBarStatus < 100) {
// performing operation
progressBarStatus = doOperation();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
// Updating the progress bar
progressBarHandler.post(new Runnable() {
public void run() {
progressBar.setProgress(progressBarStatus);
}
});
}
// performing operation if file is downloaded,
if (progressBarStatus >= 100) {
// sleeping for 1 second after operation completed
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
// close the progress bar dialog
progressBar.dismiss();
}
}
}).start();
}//end of onClick method
});
}
// checking how much file is downloaded and updating the filesize
public int doOperation() {
//The range of ProgressDialog starts from 0 to 10000
while (fileSize <= 10000) {
fileSize++;
if (fileSize == 1000) {
return 10;
} else if (fileSize == 2000) {
return 20;
} else if (fileSize == 3000) {
return 30;
} else if (fileSize == 4000) {
return 40; // you can add more else if
}
/* else {
return 100;
}*/
}//end of while
return 100;
}//end of doOperation
}
2.activity_progressbar.xml:
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">
<Button
android:id="@+id/btndownload"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:text="download file"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>
3.AndroidManifest.xml:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.akash.myapplication">
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".progressbar.Progressbar">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
4.String.xml:
<resources>
<string name="app_name">Progress bar Example</string>
</resources>
5.color.xml:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="colorPrimary">#6200EE</color>
<color name="colorPrimaryDark">#3700B3</color>
<color name="colorAccent">#03DAC5</color>
</resources>
6.Output:
No comments:
Post a Comment