Dr. Ramkumar Lakshminarayanan article published in Tamil Computer Magazine. The content is about Using many languages in single Android App.

1. ݇†ó£Œ´ ÜŠO
«èê¡èœ ðô ®¬õv
èœ ñŸÁ‹ ðô ªñ£N
èO™ ðò¡ð´A¡øù. à¼
õ£‚èŠð´‹ ÜŠO«èê¡èœ
ªê™«ðC ðò¡ð´ˆ¶‹
ªñ£N‚° ãŸð îèõ™èœ,
â‡èœ, Ý®«ò£ ç¬ð™èœ,
ðí °Pf´èœ ñŸÁ‹
ð ì ƒ
è¬÷ ñ£ŸP ܬñ‚è
(Locales) ðò¡ð´Aø¶.
꣡ø£è â¡Â¬ìò
ªê™«ðCJ¡ îèõ™ ªîK
»‹ ªñ£NJ¬ù ¬õˆ
¶œ«÷¡. Üîù£™
ðì‹ -1™ îèõ™ ݃Aôˆ
F½‹ ñŸÁ‹ HK†®w
ªè£® F¬óJ™ «î£¡P
»œ÷¶.
Ü´ˆîî£è ðì‹-2 setting->Language Key
board-™ ªñ£NJ¬ù ñ£ŸP ܬñ‚è º®
»‹. (ðì‹-3) Þƒ° ªñ£NJ¬ù Germen
݇†ó£Œ®™ ðô
ªñ£Nèœ ðò¡ð´ˆ¶‹ º¬ø!
<?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:gravity="center_horizontal"
android:text="@string/text_a"
/>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:text="@string/text_b"
/>
<Button
android:id="@+id/flag_button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
/>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">Hello,
L10N</string>
<string name="text_a">Shall I compare
thee to a summer"'"s day?</string>
<string name="text_b">Thou art more
lovely and more temperate.</string>
<string name="dialog_title">No
Localisation</string>
<string name="dialog_text">This dialog
box"'"s strings are not localised. For every
locale, the text here will come from
values/strings.xml.</string>
</resources>
Deutsch (Deutschland)
ñ£ŸP ܬñ‚A«ø¡.
e‡´‹ ÜŠO«èê¬ù
ª ê ò ™ð ´ ˆ¶ ‹«ð £ ¶
ðì‹ 4-™ àœ÷¶
«ð£¡ø ªü˜ñ¡ ªñ£N
ñŸÁ‹ F¬ó «î£¡Á‹.
Þ¬î «ð£¡Á Langu
age& Keyboard â¡ø «î˜
M¬ù English(Unite Sta
tes) â¡Á ñ£ŸP ܬñˆ
 ðì‹ 5-™ àœ÷¶
«ð£¡Á F¬ó «î£¡Á‹.
Language&Keyboard â¡ø
«î˜M¬ùFrancais(France)
â¡Á ñ£ŸPù£™ ðì‹
6-™ àœ÷¶ «ð£¡Á
F¬ó «î£¡Á‹.  à¼
õ£‚°‹ÜŠO«èꡫ
ªî´‚èŠð´‹ ªñ£N‚°
ãŸð ñ£Áî™ ãŸð´ñ£Á
ܬñˆFì º®»‹.
ðì‹-1
ðì‹-2
ðì‹-3
ðì‹-4Gó™-1
Gó™-2

2. ÜŠO«èê¡ à¼
õ£‚°‹ «ð£¶, ªñ£N
‚° ãŸð îèõ™èœ,
ðìƒèœñŸÁ‹ç¬ð™
è¬÷ «î˜‰ªî´‚è
«õ‡´‹.
ÜŠO«èê¡ ªêò™
ð´‹«ð£¶,«î˜‰ªî´‚
èŠð†´œ÷ªñ£N‚°
ãŸð îèõ™èœ, ðìƒ
èœ ñŸÁ‹ ç¬ð™
è¬÷ 裇H‚è «õ‡
´‹.
Localization ꣘‰î ÜŠO«èê¡ à¼õ£‚°‹
«ð£¶ F†ìI´î™ º‚Aòñ£ù ªêòô£°‹.
݇†ó£Œ´ Í¡Á Mîñ£ù K«ê£˜v
ç¬ð™è¬÷ ðò¡ð´ˆ¶A¡ø¶.
ܬõ, res/drawable, res/layout ñŸÁ‹ res/
value à¼õ£‚èŠ «ð£°‹ ÜŠO«èê¡ Þó‡´
ªì‚v† MÎ ñŸÁ‹
ð†ì¡ ªè£‡®¼‚
°‹ ð†ì¬ù AO‚
ªêŒî¾ì¡ îèõ™
F¬óJ™ «î£¡Á
ñ£Á à¼õ£‚èŠ
«ð£A«ø£‹.
¯ç𣙆 ªñ£N
ò£è British, English
ñŸÁ‹ Default Loca
tion (Þì‹) United
Kingdom â¡Á «î˜‰
ªî´ˆ¶ ªè£œÀƒ
èœ. à¼õ£‚èŠ
Ý¡†ó£Œ´ -2
Þ󣋰ñ£˜ ªô†²Iï£ó£òí¡
11
package com.ram.helloln;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.widget.*;
public class HelloLNActivity extends Activity {
/** Called when the activity is first created.
*/
@Override
public void onCreate(Bundle
savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button b;
(b =
(Button)findViewById(R.id.flag_button)).setBa
ckgroundDrawable(this.getResources().getDra
wable(R.drawable.flag));
// build dialog box to display when user
clicks the flag
AlertDialog.Builder builder = new
AlertDialog.Builder(this);
builder.setMessage(R.string.dialog_text)
.setCancelable(false)
.setTitle(R.string.dialog_title)
.setPositiveButton("Done", new
DialogInterface.OnClickListener() {
public void onClick(DialogInterface
dialog, int id) {
dialog.dismiss();
}
});
final AlertDialog alert = builder.create();
// set click listener on the flag to show
the dialog box
b.setOnClickListener(new
View.OnClickListener() {
public void onClick(View v) {
alert.show();
}
});
}
}
ðì‹-5
ðì‹-6
ðì‹-8
Gó™-3

3. ðì‹-7
ðì‹-9
ðì‹-10
ðì‹-12
«ð£°‹ ÜŠO«èê¡ ªè£´ˆ¶ ªî£ìƒè
«õ‡´‹.
W›è‡ì îèõ™è¬÷ ªè£´ˆ¶ ªî£ìƒè
«õ‡´‹.
Project Name:Hello 10N
Application Name: Hello, LION
Package Name: com.ram.hello10n
Create Activity:HelloLION
Min SDK Version:3
res/layout/main/.xml-L™ ªì‚v†
MÎ ñŸÁ‹ ð†ì¡ à¼õ£‚è Gó™ 1-™
àœ÷ Gó™è¬÷ ðò¡ð´ˆî «õ‡´‹.
Ü´ˆîî£è ÜŠO«èê‚° «î¬õò£ù
String.xml ç¬ðL¬ù à¼õ£‚è «õ‡´‹.
Þƒ° "text-a", "text-b", "dialog-title", "dialog-
text" «ð£¡ø¬õ‚è£ù îèõ™ â¡ù «î£¡ø
«õ‡´‹ â¡ðîŸè£ù îèõ™ ªè£´‚A«ø£‹.
ÞîŸè£ù Gó™ -2™ àœ÷¶.
ªñ£N‚° ãŸð ªè£® ñ£ø «õ‡´‹.
Üîù£™ Default Ýè drawable-hdpi â¡ø
ç«ð£™ìK™ developer.android.com/ images/
hello-l10n/flag.png Ü™ô¶ «õÁ Þ¬íò
î÷ˆFL¼‰«î HK†®w ªè£®J¬ù flag.
png â¡ø ªðòK™ «î˜‰ªî´ƒèœ.
main.xml ïñ¶ «ôܾ† ç¬ðô£°‹ ÞîŸ
è£ù Ý‚®M†® ç¬ðL¬ù à¼õ£‚è «õ‡
´‹. HelloLNActivity -‚è£ù Gó™ -3 ™

4. <?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">Hallo,
Lokalisierung</string>
<string name="text_a">Soll ich dich einem
Sommertag vergleichen,</string>
<string name="text_b">Der du viel
lieblicher und sanfter bist?</string>
</resources>
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">Bonjour,
Localisation</string>
<string name="text_a">Irai-je te
comparer au jour d'été?</string>
<string name="text_b">Tu es plus tendre
et bien plus tempéré.</string>
</resources>
- ªî£ì¼‹
ðì‹-11
ðì‹-14
ðì‹-13
Gó™-5Gó™-4
ªè£´‚èŠð†´œ÷¶. ªè£´‚èŠð†´œ÷
Gó™ ð†ìQŸ° H¡ùEJ¬ù ܬñˆF´‹.
ð†ì¬ù AO‚ ªêŒî¾ì¡ Alert Dialog
J¬ù  ªñ£N‚° ãŸð ñ£ŸP ܬñ‚èŠ
«ð£õF™¬ô. Üîù£™ dialog-text Ýù¶
res/values/string/.xml â¡ø ç¬ðL™ àœ÷
îèõ¬ô 裇H‚°‹. ðì‹-7 ™ àœ÷¶
«ð£¡Á ªñ£N‚° ãŸð «î˜‰ªî´‚°‹
º¬øJ¬ù ܬñˆFì «õ‡´‹. ÜîŸè£ù
õNº¬øè¬÷ 𣘊«ð£‹. ðì‹ 8-™
ªñ£N‚° ãŸð îèõ™èœ ⃰ «êI‚èŠðì
«õ‡´‹ â¡ðî¬ù °P‚Aø¶. ꣡ø£è
ªü˜ñ¡ ªñ£N‚° ãŸð õ®õ¬ñ‚è Local
-code de-rDt â¡ðî¬ù ðò¡ð´ˆî «õ‡´‹.
ªü˜ñQ‚° string.xml ç¬ðL¬ù res/
value-de â¡ø ç«ð£™ìK™ «êIˆFì «õ‡
´‹. ºîL™ File>New>AndroidXML File â¡ð
 «î˜‰ªî´‚è «õ‡´‹. (ðì‹-9)
Ü´ˆ¶ Hó£ªü‚† â¡ð HelloL10N
â¡ð¶ «î˜‰ªî´‚èŠð†®¼‚°‹. File â¡ð
 String.xml â¡Á ªè£´‚è
«õ‡´‹. H¡ ù˜
Language â¡ðî¬ù
«î˜‰ªî´‚è «õ‡´‹.
(ðì‹-10)
H¡ù˜ Language â¡ø
«î˜MŸ° de â¡Á ªè£´
‚è «õ‡´‹. (ðì‹ 11)
Þ‰î ªêò™Íô‹ªü˜ñ¡
ªñ£N‚è£ù String.xml
«î£¡P»œ÷¶. ðòù£
÷˜ ªü˜ñ¡ ªñ£NJ¬ù
ªñ£Nò£è «î˜‰ªî´ˆ
 â¡ù îèõ™èœ
F¬óJ™ «î£¡ø «õ‡
´‹ â¡ðî¬ù String.
xml ªè£´‚è «õ‡´‹.
Þî¬ù «ð£¡«ø fr (french) ñŸÁ‹ Ja
(Japenese) ªñ£N‚° ༠õ£‚Aì «õ‡´‹.
Þ‰î ªêò™Íô‹ res/values-de/strings/xml,
res/values-fr/string.xml, res/values-ja/strings.
xml ÝAò ç¬ð™èœ à¼õ£‚èŠð´‹. text-a
ñŸÁ‹ text-b -‚è£ù ªñ£NJ¬ù «î˜‰ªî´‚
°‹ ªñ£N‚° ãŸð ñ£Á‹ Strings.xml Gó™
è¬÷ 𣘊«ð£‹.
res/value-de/strings.xml-‚è£ù Gó™ Gó™
4-™ ªè£´‚èŠð†´œ÷¶. res/values-fr/strings.
xml-‚è£ù Gó™ 5-™ ªè£´‚èŠð†´œ÷¶.
res/values-ja/strings.xml -‚è£ù Gó™ ðì‹
12-™ 裇H‚èŠð†´œ÷¶. 嚪õ£¼
ªñ£N‚° ãŸð ªè£®J¬ù 裇H‚è
Drawable ç«ð£™ìK¬ù à¼õ£‚è «õ‡´‹.
German-res/drawable-de-rDE/flag.png
French-res/drawable-fr-rFR/flag.png
Canada-res/drawable-fr-rCA/Flag.png
Japan-res/drawable-ja-rJP/flag.png
Unitedstates-res/drawable-en-rUS/flag.png
嚪õ£¼ ªñ£N‚° ãŸø ®¡ ªè£®
J¬ù ܉î‰î ç«ð£™ìK™ «êIˆFì «õ‡
´‹. «êIˆî¾ì¡ ðì‹ 13-™ àœ÷¶ «ð£¡ø
F¬ó «î£¡Á‹. ÞŠ«ð£¶ ÜŠO«èê¬ù
ªêò™ð´ˆî Language â¡ðF™ Japan ªñ£N
J¬ù «î˜‰ªî´ˆî£™ ðì‹ 14-™ àœ÷¶
«ð£¡Á F¬ó «î£¡Á‹.