Tao Alert Dialog with OK and Cancel options Trong Android

 AlertDialog.Builder myAlertDialog = new AlertDialog.Builder(AndroidAlertDialog.this);
 myAlertDialog.setTitle("--- Title ---");
 myAlertDialog.setMessage("Alert Dialog Message");
 myAlertDialog.setPositiveButton("OK", new DialogInterface.OnClickListener() {

  public void onClick(DialogInterface arg0, int arg1) {
  // do something when the OK button is clicked
  }});
 myAlertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
       
  public void onClick(DialogInterface arg0, int arg1) {
  // do something when the Cancel button is clicked
  }});
 myAlertDialog.show();

(Suu tam). 

Doc Doan Text trong EditText

Khi ban nhap vao button Play Random Tetx . Chuong trinh se doc doan van ban cua ban voi ngon ngu ma ban chon san. O day minh chon ngon ngu la English.

Do dung ubuntu chua co unikey nen viet khong dau. Mong cac ban thong cam.

Hinh cua chuong trinh :

 

Intent II

Intent II 

Step 1 : 

 

 

Step 2 :

Step 3 :

 

Code :

Intent I

Demo Intent I

res/layout/main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:padding="8dp" >
    <Button
        android:id="@+id/buttonViewContacts"
        android:text="View Contacts"
        android:layout_width="fill_parent"
        android:layout_height="40px" >
    </Button>
    <Button
        android:id="@+id/buttonViewCallLog"
        android:text="View Call Log"
        android:layout_width="fill_parent"
        android:layout_height="40px" >
    </Button>
    <Button
        android:id="@+id/buttonViewGallery"
        android:text="View Gallery"
        android:layout_width="fill_parent"
        android:layout_height="40px" >
    </Button>
    <Button
        android:id="@+id/buttonViewPhone"
        android:text="View Phone Call"
        android:layout_width="fill_parent"
        android:layout_height="40px" >
    </Button>
</LinearLayout>

file Episode.java

package com.example.intends;


import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class Intends extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
      
        Button buttonContacts = (Button) findViewById(R.id.buttonViewContacts);
        buttonContacts.setOnClickListener(new OnClickListener() {
           
            public void onClick(View v) {
                // TODO Auto-generated method stub
               
                Intent i = new Intent();
                i.setAction(Intent.ACTION_VIEW);
                i.setData(android.provider.Contacts.People.CONTENT_URI);
                startActivity(i);
            }
        });
       
       
        Button buttonCallLog = (Button) findViewById(R.id.buttonViewCallLog);
        buttonCallLog.setOnClickListener(new OnClickListener() {
           
            public void onClick(View v) {
                // TODO Auto-generated method stub
               
                Intent i = new Intent();
                i.setAction(Intent.ACTION_CALL_BUTTON);
                startActivity(i);
            }
        });
       
       
        Button buttonGallery = (Button) findViewById(R.id.buttonViewGallery);
        buttonGallery.setOnClickListener(new OnClickListener() {
           
            public void onClick(View v) {
                // TODO Auto-generated method stub
               
                Intent i = new Intent();
                i.setAction(Intent.ACTION_VIEW);
                i.setData(android.provider.MediaStore.Images.Media.INTERNAL_CONTENT_URI);
                startActivity(i);
            }
        });
       
        Button buttonPhone = (Button) findViewById(R.id.buttonViewPhone);
        buttonPhone.setOnClickListener(new OnClickListener() {
           
            public void onClick(View v) {
                // TODO Auto-generated method stub
               
                Intent i = new Intent();
                i.setAction(Intent.ACTION_DIAL);
                startActivity(i);
            }
        });
    }
}