Added code for getting all registered email accounts in Android

Author: Nilanchala

GetRegisteredEmailAccounts/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.javatechig.regemail"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="11"
+        android:targetSdkVersion="17" />
+    
+    <uses-permission android:name="android.permission.GET_ACCOUNTS" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme" >
+        <activity
+            android:name="com.javatechig.regemail.MainActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

GetRegisteredEmailAccounts/ic_launcher-web.png

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+# To enable ProGuard in your project, edit project.properties
+# to define the proguard.config property as described in that file.
+#
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the ProGuard
+# include property in project.properties.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}

GetRegisteredEmailAccounts/libs/android-support-v4.jar

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+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must be checked in Version Control Systems.
+#
+# To customize properties used by the Ant build system edit
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+#
+# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
+#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
+
+# Project target.
+target=android-17

GetRegisteredEmailAccounts/proguard-project.txt

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+<ListView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/listView1"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_weight="1" >
+
+</ListView>

GetRegisteredEmailAccounts/project.properties

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+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="#C9DAF3"
+    android:orientation="horizontal"
+    android:padding="5dp"
+    android:weightSum="2" >
+
+    <TextView
+        android:id="@+id/key"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="1" />
+
+    <TextView
+        android:id="@+id/value"
+        android:layout_marginLeft="5dp"
+        android:layout_width="fill_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="1" />
+
+</LinearLayout>

GetRegisteredEmailAccounts/res/drawable-hdpi/ic_launcher.png

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+<resources>
+
+    <!--
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw600dp devices (e.g. 7" tablets) here.
+    -->
+
+</resources>

GetRegisteredEmailAccounts/res/drawable-mdpi/ic_launcher.png

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+<resources>
+
+    <!--
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw720dp devices (e.g. 10" tablets) in landscape here.
+    -->
+    <dimen name="activity_horizontal_margin">128dp</dimen>
+
+</resources>

GetRegisteredEmailAccounts/res/drawable-xhdpi/ic_launcher.png

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+<resources>
+
+    <!--
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
+        <!-- API 11 theme customizations can go here. -->
+    </style>
+
+</resources>

GetRegisteredEmailAccounts/res/drawable-xxhdpi/ic_launcher.png

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+<resources>
+
+    <!--
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
+        <!-- API 14 theme customizations can go here. -->
+    </style>
+
+</resources>

GetRegisteredEmailAccounts/res/layout/activity_main.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <color name="blue">#00abea</color>
+    <color name="white">#ffffff</color>
+    
+     <color name="toast_bg_transparent">#E6000000</color>
+
+     
+     <color name="lovely_row_bg1">#D6DFEC</color>
+     <color name="lovely_row_bg2">#fff</color>
+</resources>

GetRegisteredEmailAccounts/res/layout/lovely_view_layout.xml

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+<resources>
+
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+
+</resources>

GetRegisteredEmailAccounts/res/values-sw600dp/dimens.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="app_name">RegisteredEmailAccounts</string>
+
+    <string-array name="acounts_list">
+        <item>All Accounts</item>
+        <item>Google Accounts</item>
+    </string-array>
+
+</resources>

GetRegisteredEmailAccounts/res/values-sw720dp-land/dimens.xml

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+<resources>
+
+    <!--
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Light">
+        <!--
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        -->
+    </style>
+
+    <!-- Application theme. -->
+    <style name="AppTheme" parent="AppBaseTheme">
+        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
+    </style>
+
+</resources>

GetRegisteredEmailAccounts/res/values-v11/styles.xml

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+package com.javatechig.regemail;
+
+public class Item {
+
+	private String key;
+	private String value;
+
+	public Item(String key, String value) {
+		this.key = key;
+		this.value = value;
+	}
+
+	public String getKey() {
+		return key;
+	}
+
+	public void setKey(String key) {
+		this.key = key;
+	}
+
+	public String getValue() {
+		return value;
+	}
+
+	public void setValue(String value) {
+		this.value = value;
+	}
+}

GetRegisteredEmailAccounts/res/values-v14/styles.xml

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+package com.javatechig.regemail;
+
+import java.util.List;
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.TextView;
+
+public class LovelyListAdapter extends ArrayAdapter<Item> {
+	private List<Item> appsList = null;
+	private Context context;
+
+	public LovelyListAdapter(Context context, int textViewResourceId, List<Item> appsList) {
+		super(context, textViewResourceId, appsList);
+		this.context = context;
+		this.appsList = appsList;
+	}
+
+	@Override
+	public int getCount() {
+		return ((null != appsList) ? appsList.size() : 0);
+	}
+
+	@Override
+	public Item getItem(int position) {
+		return ((null != appsList) ? appsList.get(position) : null);
+	}
+
+	@Override
+	public long getItemId(int position) {
+		return position;
+	}
+
+	@Override
+	public View getView(int position, View convertView, ViewGroup parent) {
+		View view = convertView;
+		if (null == view) {
+			LayoutInflater layoutInflater = (LayoutInflater) context
+					.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+			view = layoutInflater.inflate(R.layout.lovely_view_layout, null);
+		}
+		
+		if (position % 2 == 1) {
+		    view.setBackgroundColor(context.getResources().getColor(R.color.lovely_row_bg1));  
+		} else {
+		    view.setBackgroundColor(context.getResources().getColor(R.color.lovely_row_bg2));  
+		}
+		
+
+		Item data = appsList.get(position);
+		if (null != data) {
+			
+			TextView appName = (TextView) view.findViewById(R.id.key);
+			TextView packageName = (TextView) view.findViewById(R.id.value);
+
+			appName.setText(data.getKey());
+			packageName.setText(data.getValue());
+		}
+		return view;
+	}
+}

GetRegisteredEmailAccounts/res/values/color.xml

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+package com.javatechig.regemail;
+
+import java.util.ArrayList;
+
+import android.accounts.Account;
+import android.accounts.AccountManager;
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.widget.ListView;
+
+public class MainActivity extends Activity {
+
+	private ArrayList<Item> list = null;
+	private ListView listView;
+	private LovelyListAdapter listadaptor;
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_main);
+
+		list = getData();
+		listView = (ListView) findViewById(R.id.listView1);
+		listadaptor = new LovelyListAdapter(this, R.layout.lovely_view_layout, list);
+		listView.setAdapter(listadaptor);
+	}
+
+	private ArrayList<Item> getData() {
+		ArrayList<Item> accountsList = new ArrayList<Item>();
+		
+		//Getting all registered Google Accounts;
+		try {
+			Account[] accounts = AccountManager.get(this).getAccountsByType("com.google");
+			for (Account account : accounts) {
+				Item item = new Item( account.type, account.name);
+				accountsList.add(item);
+			}
+		} catch (Exception e) {
+			Log.i("Exception", "Exception:" + e);
+		}
+
+		
+		//For all registered accounts;
+		/*try {
+			Account[] accounts = AccountManager.get(this).getAccounts();
+			for (Account account : accounts) {
+				Item item = new Item( account.type, account.name);
+				accountsList.add(item);
+			}
+		} catch (Exception e) {
+			Log.i("Exception", "Exception:" + e);
+		}*/
+		return accountsList;
+	}
+}