How to use

getSize

method

in

android.view.Display

 Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int width = size.x;
int height = size.y;

 Display mdisp = getWindowManager().getDefaultDisplay();
Point mdispSize = new Point();
mdisp.getSize(mdispSize);
int maxX = mdispSize.x; 
int maxY = mdispSize.y;

 Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int width = size.x;
int height = size.y;

 Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int width = size.x;
int height = size.y;

 private static Point getDisplaySize(final Display display) {
  final Point point = new Point();
  try {
    display.getSize(point);
  } catch (java.lang.NoSuchMethodError ignore) { // Older device
    point.x = display.getWidth();
    point.y = display.getHeight();
  }
  return point;
}

 WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
Display display = wm.getDefaultDisplay();
Point size = new Point();
display.getSize(size);
textView.setWidth(size.x / 3);

 Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);

popWindow = new PopupWindow(inflatedView, size.x - 50,size.y - 500, true );

/* create a full screen window */
 requestWindowFeature(Window.FEATURE_NO_TITLE);
 getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
     WindowManager.LayoutParams.FLAG_FULLSCREEN);
 setContentView(R.layout.your_activity);
 /* adapt the image to the size of the display */
 Display display = getWindowManager().getDefaultDisplay();
 Point size = new Point();
 display.getSize(size);
 Bitmap bmp = Bitmap.createScaledBitmap(BitmapFactory.decodeResource(
  getResources(),R.drawable.background),size.x,size.y,true);
 /* fill the background ImageView with the resized image */
 ImageView iv_background = (ImageView) findViewById(R.id.iv_background);
 iv_background.setImageBitmap(bmp);

 public static int getWidth(Context mContext){
  int width=0;
  WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
  Display display = wm.getDefaultDisplay();
  if(Build.VERSION.SDK_INT>12){
    Point size = new Point();
    display.getSize(size);
    width = size.x;
  }
  else{
    width = display.getWidth();  // Deprecated
  }
  return width;
}

 public static int getHeight(Context mContext){
  int height=0;
  WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
  Display display = wm.getDefaultDisplay();
  if(Build.VERSION.SDK_INT>12){
    Point size = new Point();
    display.getSize(size);
    height = size.y;
  }
  else{
    height = display.getHeight();  // Deprecated
  }
  return height;
}

  width = display.getWidth();
} else {
  Point size = new Point();
  display.getSize(size);
  height = size.y;
  width = size.x;

 Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int maxX = size.x; 
int maxY = size.y;

 // `activity` is an instance of Activity class.
Display display = activity.getWindowManager().getDefaultDisplay();
Point screen = new Point();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
  display.getSize(screen);
} else {            
  screen.x = display.getWidth();
  screen.y = display.getHeight();
}

 // New width and height
int version = android.os.Build.VERSION.SDK_INT;
Log.i("", " name == "+ version);
Display display = getWindowManager().getDefaultDisplay();
int width;
if (version >= 13) {
  Point size = new Point();
  display.getSize(size);
  width = size.x;
  Log.i("width", "if =>" +width);
}
else {
  width = display.getWidth();
  Log.i("width", "else =>" +width);
}

 public static int getHeight(Context mContext){
  int height=0;
  WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
  Display display = wm.getDefaultDisplay();
  if(Build.VERSION.SDK_INT>Build.VERSION_CODES.HONEYCOMB){               
    Point size = new Point();
    display.getSize(size);
    height = size.y;
  }else{          
    height = display.getHeight();  // deprecated
  }
  return height;      
}

 public static int getWidth(Context mContext){
  int width=0;
  WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
  Display display = wm.getDefaultDisplay();
  if(Build.VERSION.SDK_INT>Build.VERSION_CODES.HONEYCOMB){                   
    Point size = new Point();
    display.getSize(size);
    width = size.x;
  }
  else{
    width = display.getWidth();  // deprecated
  }
  return width;
}

isClosing = true;
Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int screenHeight = size.y;
ObjectAnimator positionAnimator = ObjectAnimator.ofFloat(baseLayout, "y", currentPosition, screenHeight+baseLayout.getHeight());

 public void onResume() {
  super.onResume();

  Window window = getDialog().getWindow();
  Point size = new Point();

  Display display = window.getWindowManager().getDefaultDisplay();
  display.getSize(size);

  int width = size.x;

  window.setLayout((int) (width * 0.75), WindowManager.LayoutParams.WRAP_CONTENT);
  window.setGravity(Gravity.CENTER);
}

 Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int width = size.x;
int height = size.y;

 @Override
public float getPageWidth(int page) {
  if(page==0) {
    Display display = getWindowManager().getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);
    return (float)LEFT_FRAGMENT_PIXEL_WIDTH / size.x;
  }
  else
    return super.getPageWidth(page);
}