@ME (About) Marcelo Cyreno. Skype: marcelocyreno Linkedin: marcelocyreno Mail:

Transcription

1 Introduction

2 @ME (About) Marcelo Cyreno Skype: marcelocyreno Linkedin: marcelocyreno Mail:

3 Android - Highlights Open Source Linux Based Developed by Google / Open Handset Alliance Leading Smartphone Platform Java Language* Smartphones, Tablets, TVs (Usage) Samsung, Motorola, LG, HTC, Sony... (Vendors)

4 History / Events Android, Inc. (Foundation) Google acquisition Schmidt was elected to Apple's board of directors Open Handset Alliance First iphone released 2008 First Android Device (Oct.) Schmidt "left" Apple's board of directors Google Inc. had agreed to acquire Motorola Mobility Apple wins patent ruling over Samsung (1B USD)

5 Major Mobile Platforms Windows Phone Android ios

6 Cross Platform Development RhoMobile (By Motorola) Appcelerator PhoneGap (Adobe) HTML5

7 Cross Platform - Fractions App

8 Cross Platform - Fractions App

9 First Android (HTC Dream)

10 Latest Android - LG Optimus G

11 Latest Android - LG Optimus G

12 Android HW Evolution HTC Dream x LG Optimus G Spec. comparation (Next Slide) X

13

14 Latest Android (LG Optimus G) #3

15 Market Share (Global)

16 Market Share (Brazil)

17 Android Versions Code name (no code name) (no code name) Cupcake Donut Eclair Eclair Eclair Froyo Gingerbread Gingerbread Honeycomb Honeycomb Honeycomb Ice Cream Sandwich Ice Cream Sandwich Jelly Bean Version x x x API level API level 1 API level 2 API level 3, NDK 1 API level 4, NDK 2 API level 5 API level 6 API level 7, NDK 3 API level 8, NDK 4 API level 9, NDK 5 API level 10 API level 11 API level 12, NDK 6 API level 13 API level 14, NDK 7 API level 15, NDK 8 1.2%

18 Android Distribution Version Distribution (September 4, 2012) 4.1.x Jelly Bean 1.2% 20.9% 4.0.x Ice Cream Sandwich 3.x.x Honeycomb 2.3.x Gingerbread 2.2 Froyo 2.0, 2.1 Eclair 1.6 Donut 1.5 Cupcake 2.1% 57.5% 14% 3.7% 0.4% 0.2%

19 Android Architecture

20 Development Environment Java SE Development Kit (JDK) Eclipse ADT Plugin Android SDK

21 Environment - Eclipse

22 Android Developer (Site)

23 Android SDK

24 Android ADT

25 Eclipse - ADT

26 Eclipse - ADT

27 Eclipse - ADT

28 Eclipse - Android SDK

29 Eclipse - Android SDK Manager

30 Android Virtual Device (AVD)

31 Eclipse - DDMS

32 Eclipse - DDMS (Screen Capture)

33 Application Directory Structure AndroidManifest.xml src/ res/ drawable/ layout/ values/

34 AndroidManifest.xml - Example

35 Activities

36 Activity Lifecycle Resumed Paused Stopped

37 Activity Lifecycle

38 Intents Explicit intents Implicit intents With Data With result

39 Intents - Explicit 1) (Same Package) Intent intent = new Intent(this, SecondActivity.class); startactivity(intent); 2)(Different Package) Intent intent = new Intent(); intent.setclassname("com.example.intents", "com.example.intents.secondactivity"); startactivity(intent);

40 Intents - Implicit #1 1) Uri webpage = Uri.parse(" Intent intent = new Intent(Intent.ACTION_VIEW, webpage); startactivity(intent); 2) Uri number = Uri.parse("tel: "); Intent intent = new Intent(Intent.ACTION_DIAL, number); startactivity(intent);

41 Intents - Implicit #1 3) Uri uri = Uri.parse( "geo:0,0?q=1600+amphitheatre+parkway, +Mountain+View,+California"); Intent intent = new Intent(Intent.ACTION_VIEW, uri); startactivity(intent);

42 Intents - With Data #1 1) MainActivity Intent intent = new Intent(this, SecondActivity.class); intent.putextra(secondactivity.message, message); startactivity(intent);

43 Intents - With Data public void oncreate(bundle savedinstancestate) { super.oncreate(savedinstancestate); setcontentview(r.layout.activity_second); String message = getintent().getstringextra(message); if (message!= null && message.length() > 0) { Toast.makeText(this, "MESSAGE: " + message, Toast.LENGTH_LONG).show(); } }

44 Intents - With Result #1 // The request code private static final int PICK_CONTACT_REQUEST = 1; private void pickcontact() { Uri uri = Uri.parse("content://contacts"); Intent pickcontactintent = new Intent(Intent.ACTION_PICK, uri); // Show user only contacts w/ phone numbers pickcontactintent.settype(phone.content_type); startactivityforresult(pickcontactintent, PICK_CONTACT_REQUEST); }

45 Intents - With Result protected void onactivityresult(int requestcode, int resultcode, Intent data) { if (requestcode == PICK_CONTACT_REQUEST && resultcode == RESULT_OK) { Uri contacturi = data.getdata();... Toast.makeText(this, "Contact selected: " + name, Toast.LENGTH_LONG).show(); } }

46 Layouts Linear Layout Relative Layout List View Grid View

47 Layout Visual Editor (WYSIWYG)

48 Linear Layout #1

49 Linear Layout #2 <LinearLayout xmlns:android =" android:layout_width ="fill_parent" android:layout_height ="fill_parent" android:paddingleft ="16dp" android:paddingright ="16dp" android:orientation ="vertical" > <EditText android:layout_width ="fill_parent" android:layout_height ="wrap_content" android:hint /> <EditText android:layout_width ="fill_parent" android:layout_height ="wrap_content" android:hint /> <EditText android:layout_width ="fill_parent" android:layout_height ="0dp" android:layout_weight ="1" android:gravity ="top" android:hint /> <Button android:layout_width ="100dp" android:layout_height ="wrap_content" android:layout_gravity ="right" android:text /> </LinearLayout>

50 Relative Layout #1

51 Relative Layout #2 <?xml version ="1.0" encoding ="utf-8"?> <RelativeLayout xmlns:android =" android:layout_width ="fill_parent" android:layout_height ="fill_parent" android:paddingleft ="16dp" android:paddingright ="16dp" > <EditText android:id android:layout_width ="fill_parent" android:layout_height ="wrap_content" android:hint /> <Spinner android:id android:layout_width ="0dp" android:layout_height ="wrap_content" android:layout_alignparentleft="true" /> <Spinner android:id android:layout_width ="96dp" android:layout_height ="wrap_content" android:layout_alignparentright="true" /> <Button android:layout_width ="96dp" android:layout_height ="wrap_content" android:layout_alignparentright="true" android:text /> </RelativeLayout>

52 List View #1

53 List View #2

54 List View #3

55 List View #4

56 Grid View

57 Grid View <?xml version ="1.0" encoding ="utf-8"?> <GridView xmlns:android =" android:id android:layout_width ="fill_parent" android:layout_height ="fill_parent" android:columnwidth ="90dp" android:numcolumns ="auto_fit" android:verticalspacing ="10dp" android:horizontalspacing ="10dp" android:stretchmode ="columnwidth" android:gravity ="center" />

58 Grid View #3

59 Grid View #4

60 Fragments

61 Localization #1

62 Localization #2

63 Google Play Numbers: + 600,000 apps + 20 billions downloads millions devices

64 Jobs Opportunities

65 Questions?