Android Open Source - BestBoard Screen

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License

The source code is released under:

MIT License

Java Source Code

package digitalgarden.magicmerlin.utils;
/*from w  ww .j a v  a 2 s  . c o m*/
import android.content.Context;
import android.graphics.Point;
import android.os.Build;
import android.util.DisplayMetrics;
import android.view.Display;
import android.view.WindowManager;

public class Screen
  {
  private static int rawWidth = -1;
  private static int rawHeight;
  
    public static int getRawHeight( Context context )
      {
      if ( rawWidth < 0 )
        calculate( context );
      
    return rawHeight;
      }
    
    public static int getRawWidth( Context context )
      {
      if ( rawWidth < 0 )
        calculate( context );
      
    return rawWidth;
      }
    
    public static int getShorterDiameter( Context context )
      {
      if ( rawWidth < 0 )
        calculate( context );
      
    return Math.min( rawWidth, rawHeight );
      }
    
    public static int getLongerDiameter( Context context )
      {
      if ( rawWidth < 0 )
        calculate( context );
      
    return Math.max( rawWidth, rawHeight );
      }
    
    private static void calculate( Context context )
      {
      WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
      // Activity.getWindowManager() cannot be used in service
      Display display = windowManager.getDefaultDisplay();
      DisplayMetrics displayMetrics = new DisplayMetrics();
      display.getMetrics(displayMetrics);

      // since SDK_INT = 1;
      rawWidth = displayMetrics.widthPixels;
      rawHeight = displayMetrics.heightPixels;
      
    // includes window decorations (statusbar bar/menu bar)
    if ( Build.VERSION.SDK_INT >= 14 && Build.VERSION.SDK_INT < 17 )
      {
      try 
        {
          rawWidth = (Integer) Display.class.getMethod("getRawWidth").invoke(display);
          rawHeight = (Integer) Display.class.getMethod("getRawHeight").invoke(display);
        } 
      catch (Exception ignored) {}
      }
    
    // includes window decorations (statusbar bar/menu bar)
    if (Build.VERSION.SDK_INT >= 17)
      {
      try 
        {
          Point realSize = new Point();
          Display.class.getMethod("getRealSize", Point.class).invoke(display, realSize);
          rawWidth = realSize.x;
          rawHeight = realSize.y;
        }
      catch (Exception ignored) {}
      }
    
    // Scribe.debug("Screen diameter: " + rawWidth + "x" + rawHeight);
      }

  }

Java Source Code List

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