Android,Easy Lessons...

Custom radio button in android CustomRadiobuttonActivity.java package com.example; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.RadioButton; import android.widget.RadioGroup; import android.widget.Toast; public class CustomRadiobuttonActivity extends Activity {     /** Called when the activity is first created. */     @Override     public void onCreate(Bundle savedInstanceState) {         super .onCreate(savedInstanceState);         setContentView(R.layout. main );         Button button=( Button )findViewById(R.id. button1 );         button.setOnClickListener( new OnClickListener() {                                     public void onClick(View v) {                          RadioGroup radioGroup=(RadioGroup)findViewById(R.id. radioGroup1 );                           int data=radioGroup.getCheckedRadioButtonId();                       

Program to create context menu in android/Context menu in android Ø   A context menu is a  floating menu  that appears when the user performs a long-click on an element 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"     > < TextView       android:layout_width = "fill_parent"     android:layout_height = "wrap_content"     android:text = "@string/hello"     /> < Button android:text = "Button" android:id = "@+id/button1" android:layout_width = "wrap_content" android:layout_height = "wrap_content" > </ Button > </ LinearLayout > Context_menu.xml <? xml version = "1.0" encoding = "utf-8&qu

Custom options menu in android Custom_menu.xml <? xml version = "1.0" encoding = "utf-8" ?> < LinearLayout xmlns:android = "http://schemas.android.com/apk/res/android"     android:layout_width = "fill_parent"     android:layout_height = "fill_parent"     android:orientation = "horizontal"     android:gravity = "bottom" >     < ImageButton         android:id = "@+id/sendBtn"             android:layout_width = "fill_parent"             android:layout_height = "wrap_content"             android:layout_weight = "1"             android:src = "@drawable/icon"             android:contentDescription = "@string/image_des" />           < ImageButton         android:layout_width = "fill_parent"         android:layout_height = "wrap_content"         android:layout_weight = "1"         android:src = "@drawa