Sunday 24th of November 06:21:02am
Sunday 24th of November 06:21:02am
package com.thistimebd.web.alertdialog;
import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity implements View.OnClickListener{
private Button exitButton;
private AlertDialog.Builder alertDialogBuilder ;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
exitButton=(Button) findViewById(R.id.buttonId);
exitButton.setOnClickListener(this);
}
@Override
public void onClick(View v) {
alertDialogBuilder = new AlertDialog.Builder(MainActivity.this);
//for setting this title
alertDialogBuilder.setTitle(R.string.title_text);
//for setting message
alertDialogBuilder.setMessage(R.string.message_text);
//for setting icon
alertDialogBuilder.setIcon(R.drawable.question);
alertDialogBuilder.setPositiveButton("yes", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
//exit
finish();
}
});
alertDialogBuilder.setNegativeButton("No", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.cancel();
// Toast.makeText(MainActivity.this, "you have clicked on button", Toast.LENGTH_SHORT).show();
}
});
alertDialogBuilder.setNeutralButton("Cancel", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "you have clicked on Cancel button", Toast.LENGTH_SHORT).show();
}
});
AlertDialog alertDialog = alertDialogBuilder.create();
alertDialog.show();
}
}
string.xml
<resources>
<string name="app_name">AlertDialog</string>
<string name="button_text">Exit</string>
<string name="title_text">Alert title</string>
<string name="message_text">Do you want to exit?</string>
</resources>
activity.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
android:gravity="center"
tools:context="com.bdstall.web.alertdialog.MainActivity">
<Button
android:id="@+id/buttonId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/button_text"
style="@style/Widget.AppCompat.Button.Colored"
/>
</LinearLayout>
