Merge pull request #1 from birajpatel/master

Compat support upto API Level-5 Eclair.

README.md

@@ -4,7 +4,7 @@ An editable text view based on AutoCompleteTextView that reads the names of the
 
 Useful for login/register fields.
 
-__Works on API 8 (2.2, Froyo) and up.__
+__Works on API 5 (2.0, Eclair) and up.__
 
 ![Screenshot](http://i.imgur.com/YaXGjvG.png "Screenshot")
 

library/src/main/AndroidManifest.xml

@@ -1,6 +1,10 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.stevenschoen.accountsuggesttextview">
 
+    <uses-sdk
+        android:minSdkVersion="5"
+        android:targetSdkVersion="21" />
+
     <application android:allowBackup="true" />
 
-</manifest>
+</manifest>

library/src/main/java/com/stevenschoen/accountsuggesttextview/AccountSuggestTextView.java

@@ -21,8 +21,10 @@
 
 import android.accounts.Account;
 import android.accounts.AccountManager;
+import android.annotation.SuppressLint;
 import android.content.Context;
 import android.graphics.Rect;
+import android.os.Build;
 import android.util.AttributeSet;
 import android.util.Patterns;
 import android.widget.ArrayAdapter;
@@ -45,6 +47,11 @@ public class AccountSuggestTextView extends AutoCompleteTextView {
 	private ArrayList<String> emails = new ArrayList<String>();
 	private ArrayAdapter<String> adapter;
 
+	public static final Pattern EMAIL_ADDRESS_COMPAT = Pattern
+			.compile("[a-zA-Z0-9\\+\\.\\_\\%\\-\\+]{1,256}" + "\\@"
+					+ "[a-zA-Z0-9][a-zA-Z0-9\\-]{0,64}" + "(" + "\\."
+					+ "[a-zA-Z0-9][a-zA-Z0-9\\-]{0,25}" + ")+");
+
 	private boolean showDropDownWithNoText = false;
 
 	public AccountSuggestTextView(Context context) {
@@ -71,7 +78,7 @@ private void init() {
 
 	private void populateEmails() {
 		emails.clear();
-		Pattern emailPattern = Patterns.EMAIL_ADDRESS;
+		Pattern emailPattern = getEmailPattern();
 		Account[] accounts = AccountManager.get(getContext()).getAccounts();
 		for (Account account : accounts) {
 		    if (emailPattern.matcher(account.name).matches() && !emails.contains(account.name)) {
@@ -107,4 +114,13 @@ public void setShowDropDownWithNoText(boolean show) {
 		this.showDropDownWithNoText = show;
 		invalidate();
 	}
+
+	@SuppressLint("NewApi")
+	private Pattern getEmailPattern() {
+		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.FROYO) {
+			return Patterns.EMAIL_ADDRESS;
+		} else {
+			return EMAIL_ADDRESS_COMPAT;
+		}
+	}
 }