Basic Android Development 26 10 54 NscCamp1

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Basic AndroidDevelopment

By Praramad Itthisan

NSC Camp 26October 2011

1



Overview

Introduction to Android

Development Tools

Android Application Development

Break 20 mins.

User Interface

Basic Layout Launch 1 hr.

NSC Camp 26 October 2011 2



Introduction to Android




Android Component




Development Tools

Eclipse

Android SDK

ADT Plugin for Eclipse

NSC Camp 26 October 2011

http://developer.android.com/resources/tutorials/hello-world.html

5



Install a Platform

In the Android SDK and AVD Manager,

choose Available Packages in the left panel.

In the right panel, expand the AndroidRepository list to display the components

available for installation.

Select at least one platform to install, and

click Install Selected. If you aren't sure whichplatform to install, use the latest version.




Create an AVD

In Eclipse, select Window > Android SDK and AVDManager.

Select Virtual Devices in the left panel. Click New.... The Create New AVD dialog appears.

Type the name of the AVD, such as "my_avd".

Choose a target. The target is the platform (that is,the version of the Android SDK, such as 2.3.3) youwant to run on the emulator. For this tutorial,choose the latest platform that you have installedand ignore the rest of the fields.

Click Create AVD.




Create a New Android Project




There is a common filestructure for applications


Code

Auto generated resource list

images

UI layouts

constants

files

Control Application



Work 1

Change

• เปลี ยนคาจากHello

World,

MainActivity!เป็นคาอื น

Add

• เพิ มขอ้ความลงใน

strings.xmlและแสดงผล




toast




toast


Toast.makeText(getBaseContext(),R.string.hello,Toast.LENGTH_SHORT).show();

Toast.makeText(getBaseContext(),"test",Toast.LENGTH_LONG).show();



onKeyDown


public boolean onKeyDown(int keyCode, KeyEvent event){

switch(keyCode){case KeyEvent.KEYCODE_0: Toast.makeText(getBaseContext(),"0",Toast.LENGTH_SHORT).show();

return true;case KeyEvent.KEYCODE_1:

Toast.makeText(getBaseContext(),"1",Toast.LENGTH_SHORT).show();

return true;

}

return false;}



Work 2

กดตัวเลข 0-

9 ตอ้งมีการแสดง toast เป็น

เลขที กด




User Interface




Work 3

นา Objects มาใส่ ใน App สั งเกตการทางาน

ของแต่ละ Object




Basic Layout

Linear

Layout

Frame

Layout

RelativeLayout

TableLayout




Linear Layout




Frame Layout




Relative Layout




Table Layout




Layout ซอ้นกนั




Work 4

จงสร้าง login

form


Basic Android Development 26 10 54 NscCamp1

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