取得SD卡圖片
public class MainAct extends Activity {
/** Called when the activity is first created. */
private ImageView img;
//SD圖片路徑
private String filepath = "/sdcard/hot.png";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
img = (ImageView) findViewById(R.id.img);
File file = new File(filepath);
if (file.exists()) {
Bitmap bm = BitmapFactory.decodeFile(filepath);
//將圖片顯示到ImageView中
img.setImageBitmap(bm);
}
}
}