Android ???????????
???????????? ???????[ 2013/5/14 13:43:47 ] ????????
???????
????Android??????????ú??????????????????и?????????????“??”????????????????????????????????????????????????????UI???????????????????????????????????UI???(?android.widget??android.view?ж???????)?????????????????????????????????????????(UI???)??
????Android?????????????ó?????????????????????????????????????г??????????UI????г???????????UI????????????Щ??????????????á????????????????????(????onKeyDown() ???????????????????????????????)????????????UI????????С?
???????磬??????????????????????????????е?UI??????????????????????????UIС?????????UIС??????????μ?????????????з????????μ????????UI????????????в?????UIС???????????????
???????????????????????????????Щ???μ??????????????????????????·????????????????????????????е????????UI???????????????????磬????????????????????????UI??????UI??????????????????????????????????????????????????????????????????????????????????????UI?????????????????(???????)????????????????“??ó????????”(ANR)????????????????????????????????????????о??????????????ж???????á?
????????Android??UI?????????“?????”???????????????????е???UI???????????????й?UI???????????UI????????????????????UI????????????????????
????1. ??????????UI????
????2. ??????UI????в???UI?????
???????????
????????Android??????????????????????UI????????ó????????????????????????????????а????Щ?????????????????????????????????????(???????????????)???????Щ??????
?????????????????????????????????????????????????????????????ImageView???????
????[java] view plaincopyprint?
????public void onClick(View v) {
????new Thread(new Runnable() {
????public void run() {
????Bitmap b = loadImageFromNetwork("http://example.com/image.png");
????mImageView.setImageBitmap(b);
????}
????private Bitmap loadImageFromNetwork(String string) {
????// TODO Auto-generated method stub
????return null;
????}
????}).start();
????}
????public void onClick(View v) {
????new Thread(new Runnable() {
????public void run() {
????Bitmap b = loadImageFromNetwork("http://example.com/image.png");
????mImageView.setImageBitmap(b);
????}
????private Bitmap loadImageFromNetwork(String string) {
????// TODO Auto-generated method stub
????return null;
????}
????}).start();
????}
????????????δ?????ú?????????????????????????????????????????????????Υ?????????????????????????UI????в???UI?????????δ????е????????ж???????UI????У???????ImageView?????????Щ??????????????????????·?????????????????????
??????
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