Android 分辨率工具类

public class ScreenUtil {/* * 获取手机屏幕的宽度 *//** * 获取手机屏幕的宽度 * @param c 上下文 * @return 手机屏幕宽度 */public static int getScreenWidth(Context c){int clientWidth=0;try{WindowManager wm =(WindowManager) c.getSystemService(Context.WINDOW_SERVICE);DisplayMetrics dm = new DisplayMetrics();wm.getDefaultDisplay().getMetrics(dm);clientWidth=dm.widthPixels;}catch(Exception e){e.printStackTrace();}return clientWidth;}/* * 获取手机屏幕的高度 *//** * 获取手机屏幕高度 * @param c context * @return 手机屏幕高度 */public static int getScreenHeight(Context c){int clientHeight=0;try{WindowManager wm =(WindowManager) c.getSystemService(Context.WINDOW_SERVICE);DisplayMetrics dm = new DisplayMetrics();wm.getDefaultDisplay().getMetrics(dm);clientHeight=dm.heightPixels;}catch(Exception e){e.printStackTrace();}return clientHeight;}/** * 设置输入框只能输入两位小数 * @param editText 输入框 */public static void setPricePoint(final EditText editText) {        editText.addTextChangedListener(new TextWatcher() {             @Override            public void onTextChanged(CharSequence s, int start, int before,                                      int count) {                if (s.toString().contains(".")) {                    if (s.length() - 1 - s.toString().indexOf(".") > 2) {                        s = s.toString().subSequence(0,                                s.toString().indexOf(".") + 3);                        editText.setText(s);                        editText.setSelection(s.length());                    }                }                String spot = ".";if (spot.equals(s.toString().trim())) {                    s = "0" + s;                    editText.setText(s);                    editText.setSelection(2);                }                String zero="0";int two =2;                if (s.toString().startsWith(zero)                        && s.toString().trim().length() > 1) {                    if (!s.toString().substring(1, two).equals(spot)) {                        editText.setText(s.subSequence(0, 1));                        editText.setSelection(1);                        return;                    }                }            }             @Override            public void beforeTextChanged(CharSequence s, int start, int count,                                          int after) {             }             @Override            public void afterTextChanged(Editable s) {                // TODO Auto-generated method stub                             }         });     }/** * dip-->px */public static int dip2Px(Context context, int dip) {// px/dip = density;float density = context.getResources().getDisplayMetrics().density;int px = (int) (dip * density + .5f);return px;}/** * px-->dip */public static int px2Dip(Context context, int px) {// px/dip = density;float density = context.getResources().getDisplayMetrics().density;int dip = (int) (px / density + .5f);return dip;}/* * get IMEI No */public static String getIMEI(Context c){String IMEI="";try{IMEI=((TelephonyManager) c.getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();System.out.println(IMEI);}catch(Exception e){e.printStackTrace();IMEI="NULL";}return IMEI;}}
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