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- import android.app.Activity;
- import android.app.Dialog;
- import android.content.Context;
- import android.os.Bundle;
- import android.view.View;
- import android.view.View.OnClickListener;
- import android.widget.Button;
- import android.widget.ImageView;
- import android.widget.TextView;
- public class MainActivity extends Activity {
- final Context context = this;
- private Button button;
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.main);
- button = (Button) findViewById(R.id.buttonAlert);
- // add button listener
- button.setOnClickListener(new OnClickListener() {
- @Override
- public void onClick(View arg0) {
- AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(
- context);
- // set title
- alertDialogBuilder.setTitle("Your Title");
- // set dialog message
- alertDialogBuilder
- .setMessage("Click yes to exit!")
- .setCancelable(false)
- .setPositiveButton("Yes",new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog,int id) {
- // if this button is clicked, close
- // current activity
- MainActivity.this.finish();
- }
- })
- .setNegativeButton("No",new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog,int id) {
- // if this button is clicked, just close
- // the dialog box and do nothing
- dialog.cancel();
- }
- });
- // create alert dialog
- AlertDialog alertDialog = alertDialogBuilder.create();
- // show it
- alertDialog.show();
- }
- });
- }
- }
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