안드로이드에서 ProgressBar 를 이용하는 예제
progress.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/linearlayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:onClick="onBtnStart"
android:text="시작" />
<ProgressBar
android:id="@+id/progressBar1"
style="?android:attr/progressBarStyleHorizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</LinearLayout>
package test.android.hello;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
public class ProgressBarActivity extends Activity {
ProgressBar progress;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.progressbar);
progress = (ProgressBar)findViewById(R.id.progressBar1);
progress.setMax(100);
progress.setProgress(0);
}
public void onBtnStart(View v){
Log.i("버튼", "ProgressBar 시작됨");
new Thread(){
public void run() {
for(int i=0;i<=100;i++) {
progress.setProgress(i);
progress.postInvalidate();
try {
Thread.sleep(200);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}.start();
}
}