주요 Check Point|
출처 : http://blogs.zdnet.com/Burnette/?p=528
Animations can be used in more places now. You can add an animation to a layout, so that elements fly in
or fade into being instead of just suddenly appearing.
The media package has undergone some simplifications and other changes to support more formats including
OGG Vorbis, MIDI, XMF, iMelody, RTTL/RTX, and OTA audio file formats.
Searching is becoming a first class citizen. Don’t be surprised if you see a dedicated “search” button showing
up on future prototypes. When the user starts a search, your application gets a chance to intercept it and offer
search within your program and on other places on the phone, in addition to traditional web search.
Geocoding is now a standard feature. You can translate a string that has a street address or a business name
into a longitude and latitude, and vice-versa.
Google has adopted the Builder pattern in a few more places, notably in the creation of Alert dialogs. Instead of
having a bunch of constructors that take zillions of parameters you string method invocations together, like “a.setB
The new SDK has more support for instrumentation, debugging, and performance monitoring. For example
there’s a class called InstructionCount that lets you time your routines down to the number of instructions they run.
Other classes let you log events and view them in a new tool called traceview. You can find some screenshots
The socket library now appears to have support for Multicast, though I haven’t tried it yet.
There’s a new “touch mode” that affects how widget focus is done. The user gets into touch mode by, you
guessed it, touching the screen, and it lasts until they press a key. See Touch Mode and Focus Handling in
android.view.View for the nitty gritty details.
Context menus have been added. To get a context menu to show up the user can hold the select button or do
what Google calls a “long click”, i.e., hold your finger on the screen for two seconds.
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