江海的专栏

在可能要被回收的活动中重新 @Override protected void onSaveInstanceState(Bundle outState){ super.onStateInstanceState(outState); String tempData="Cope frome the first code" outState.putString("data_key",tempDa

public class Singleton{ private volatile static Singleton instance; //将默认的构造函数私有化，防止其他类手动new private Singleton(){}; public static Singleton getInstance(){ if(instance==null){

/** * 读取图片属性：旋转的角度 * @param path 图片绝对路径 * @return degree旋转的角度 */ public static int readPictureDegree(String path) { int degree = 0; try { ExifInterface exifInterface = new ExifInte

android shape 绘制组件边框

android中 InputMethodManager类已经有对此事件的处理了代码如下： private InputMethodManager manager=null; manager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);  @Override  public bool

if(state.equals(Environment.MEDIA_MOUNTED)){ try { String Path=Environment.getExternalStorageDirectory()+temp; File tempfile =new File(Path); if(!tempfile.exists()){ tempfile.mkdirs(); } tempFilePath=tempfile+"/"+getPhoto

//返回码 ：本地图库 private static final int RESULT_IMAGE = 100; //返回码 ：相机 private static final int RESULT_CAMERA = 200; //IMAGE TYPE private static final String IMAGE_TYPE = "image/*"; //Temp照片路径 public sta