Android2.x/3.x/4.x向けアプリ開発で気付いたこと

•

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Kenichi Kambara

Tecnologia Notícias e política

Android2.x/3.x/4.x

2012/01/28
@korodroid

■ @korodroid
■ iplatform.org(http://www.iplatform.org/)
■ NTT

■ iplatform.org
■ Android 16

9 10

2

•
•
•
• ,etc.

API
• Fragment?
• OptionMenu?ActionBar?
• ,etc.
7

small,normal,large,xlarge

• xlarge screens are at least 960dp x 720dp
• large screens are at least 640dp x 480dp
• normal screens are at least 470dp x 320dp
• small screens are at least 426dp x 320dp

•7” 5” large

•Android3.0
8

sw<N>dp,w<N>dp,h<N>dp

(a)layout-sw600dp 600dp
(b)layout-w720dp 720dp
(c)layout-h480dp 480dp

(a)false (a)false (a)true
400dp (b)true 960dp (b)false 720dp (b)true
(c)false (c)true (c)true

960dp 1280dp 9
400dp

sw<N>dp,w<N>dp,h<N>dp

(a)layout-sw600dp 600dp
(b)layout-w720dp 720dp
(c)layout-h480dp 480dp

•Developer
➡ Android3.2
➡small,normal,large,xlarge
➡ v11,v13
• dp
GN 360x592(dp) 598x360(dp) 10

(A)
•res/layout/main.xml
•res/layout-sw600dp/main.xml
(B)
•res/layout/main.xml
•res/layout-sw600dp/main.xml
•res/layout-sw720dp/main.xml
(C)
•res/layout/main.xml
•res/layout-w600dp/main.xml 11

API−Fragment
Pane

Fragment A Fragment B

12

API−Fragment
Compatibility Package 2.x

2.x 3.x 4.x

Compatibility
Package
Compatibility
Package

•Fragment
•Compatibility Package
• android.app.Fragment->android.support.v4.Fragment
• Activity->FragmentActivity
•,etc. 13

API−ActionBar
Action Bar=

2.x-OptionMenu 3.x-ActionBar
14

API−ActionBar
AndroidManifest

2.x 3.x
minSdk= targetSdk=

minSdk=8 targetSdk=8

minSdk=8 targetSdk=11
8:Android2.2, 11:Android3.0

NG2
NG1
15

API−ActionBar
AndroidManifest

2.x 4.x( )
minSdk= targetSdk=

minSdk=8 targetSdk=8

minSdk=8 targetSdk=11

8:Android2.2, 11:Android3.0

ActionBar

NG3 NG4 showAsAction

16

API−ActionBar
AndroidManifest

2.x 3.x 4.x( )
minSdk= targetSdk=

minSdk=8 targetSdk=8

minSdk=8 targetSdk=11
8:Android2.2, 11:Android3.0

4.x
2.x 3.x 17

API−ActionBar
AndroidManifest

2.x 3.x 4.x( )
minSdk= targetSdk=

minSdk=8 targetSdk=8

minSdk=8 targetSdk=11

•Java XML Manifest
( CaseByCase )
➡ Blog
•ICS Split ActionBar( ActionBar )
18

API−ActionBar
OptionMenu ActionBar

2.x 3.x 4.x

OptionMenu

ActionBar

•2.x ActionBar Compatibility Package
➡ActionBar OptionMenu
or ActionBarCompat
• Action Bar OptionMenu
ActionBar 19

Tips
1.wrap_content ﬁll_parent(match_parent)

➡px
➡Java px

2.
➡Android

3.Fragment
➡ Fragment
➡Activity Fragment
➡Fragment→Fragment IF
20

Android Developer

•Supporting Tablets and Handsets
http://developer.android.com/guide/practices/tablets-and-handsets.html

•Supporting Multiple Screens
http://developer.android.com/guide/practices/screens_support.html

•Declaring Tablet Layouts for Android 3.2
http://developer.android.com/guide/practices/screens_support.html#DeclaringTabletLayouts

21

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Android2.x/3.x/4.x向けアプリ開発で気付いたこと

1. Android2.x/3.x/4.x 2012/01/28 @korodroid

2. ■ @korodroid ■ iplatform.org(http://www.iplatform.org/) ■ NTT ■ iplatform.org ■ Android 16 9 10 2

3. ➡ 2.x/3.x/4.x 2.x 4.x 3.x 3

4. 2.x/3.x/4.x 1apk 2.x- 2.x- 4

5. 2.x/3.x/4.x 1apk 3.x- 3.x- 5

6. 2.x/3.x/4.x 1apk 4.x- 4.x- 6

7. • • • • ,etc. API • Fragment? • OptionMenu?ActionBar? • ,etc. 7

8. small,normal,large,xlarge • xlarge screens are at least 960dp x 720dp • large screens are at least 640dp x 480dp • normal screens are at least 470dp x 320dp • small screens are at least 426dp x 320dp •7” 5” large •Android3.0 8

9. sw<N>dp,w<N>dp,h<N>dp (a)layout-sw600dp 600dp (b)layout-w720dp 720dp (c)layout-h480dp 480dp (a)false (a)false (a)true 400dp (b)true 960dp (b)false 720dp (b)true (c)false (c)true (c)true 960dp 1280dp 9 400dp

10. sw<N>dp,w<N>dp,h<N>dp (a)layout-sw600dp 600dp (b)layout-w720dp 720dp (c)layout-h480dp 480dp •Developer ➡ Android3.2 ➡small,normal,large,xlarge ➡ v11,v13 • dp GN 360x592(dp) 598x360(dp) 10

11. (A) •res/layout/main.xml •res/layout-sw600dp/main.xml (B) •res/layout/main.xml •res/layout-sw600dp/main.xml •res/layout-sw720dp/main.xml (C) •res/layout/main.xml •res/layout-w600dp/main.xml 11

12. API−Fragment Pane Fragment A Fragment B 12

13. API−Fragment Compatibility Package 2.x 2.x 3.x 4.x Compatibility Package Compatibility Package •Fragment •Compatibility Package • android.app.Fragment->android.support.v4.Fragment • Activity->FragmentActivity •,etc. 13

14. API−ActionBar Action Bar= 2.x-OptionMenu 3.x-ActionBar 14

15. API−ActionBar AndroidManifest 2.x 3.x minSdk= targetSdk= minSdk=8 targetSdk=8 minSdk=8 targetSdk=11 8:Android2.2, 11:Android3.0 NG2 NG1 15

16. API−ActionBar AndroidManifest 2.x 4.x( ) minSdk= targetSdk= minSdk=8 targetSdk=8 minSdk=8 targetSdk=11 8:Android2.2, 11:Android3.0 ActionBar NG3 NG4 showAsAction 16

17. API−ActionBar AndroidManifest 2.x 3.x 4.x( ) minSdk= targetSdk= minSdk=8 targetSdk=8 minSdk=8 targetSdk=11 8:Android2.2, 11:Android3.0 4.x 2.x 3.x 17

18. API−ActionBar AndroidManifest 2.x 3.x 4.x( ) minSdk= targetSdk= minSdk=8 targetSdk=8 minSdk=8 targetSdk=11 •Java XML Manifest ( CaseByCase ) ➡ Blog •ICS Split ActionBar( ActionBar ) 18

19. API−ActionBar OptionMenu ActionBar 2.x 3.x 4.x OptionMenu ActionBar •2.x ActionBar Compatibility Package ➡ActionBar OptionMenu or ActionBarCompat • Action Bar OptionMenu ActionBar 19

20. Tips 1.wrap_content ﬁll_parent(match_parent) ➡px ➡Java px 2. ➡Android 3.Fragment ➡ Fragment ➡Activity Fragment ➡Fragment→Fragment IF 20

21. Android Developer •Supporting Tablets and Handsets http://developer.android.com/guide/practices/tablets-and-handsets.html •Supporting Multiple Screens http://developer.android.com/guide/practices/screens_support.html •Declaring Tablet Layouts for Android 3.2 http://developer.android.com/guide/practices/screens_support.html#DeclaringTabletLayouts 21

22. 22

Android2.x/3.x/4.x向けアプリ開発で気付いたこと

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Android2.x/3.x/4.x向けアプリ開発で気付いたこと