How to add or remove widgets home screen android 4

Motorola Droid X cena od 3 000 KCZ Kč (únor.2012)
Spokojenost uživatelů nadprůměrná.
Motorola Droid X je chytrý telefon s operačním systémem Android.
Motorola Droid X je (22.února2012) 8. nejpoužívanějším chytrým telefonem u programu Sky Map viz tabulka.

Android 2.1
Display 854 x 480 pixelů
8 megapixel fotoaparát dual LED flash
720p HD video recording
Music and Video player
8 GB paměť
rozšíření paměti 32 GB
WiFi/DLNA
TI OMAP3630 processor – 1GHz
4.3-inch large display

Motorola Droid X photo pic image

Zdroj obrázku: wikipedia

public class MainActivity extends Activity {
//  //www.apache.org/licenses/LICENSE-2.0
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(new SampleView(this));
	}

	   private static class SampleView extends View {
	        private Rect    mRect;
	        private GradientDrawable mDrawable;

	        public SampleView(Context context) {
	            super(context);
	            setFocusable(true);

	            mRect = new Rect(0, 0, 220, 120);
	      
/*	            GradientDrawable.Orientation  BL_TR  draw the gradient from the bottom-left to the top-right   
	              BOTTOM_TOP  draw the gradient from the bottom to the top   
	              BR_TL  draw the gradient from the bottom-right to the top-left   
	              LEFT_RIGHT  draw the gradient from the left to the right   
	              RIGHT_LEFT  draw the gradient from the right to the left   
	              TL_BR  draw the gradient from the top-left to the bottom-right   
	              TOP_BOTTOM  draw the gradient from the top to the bottom   
	              TR_BL  draw the gradient from the top-right to the bottom-left   
*/
	            
	            mDrawable = new GradientDrawable(GradientDrawable.Orientation.LEFT_RIGHT,
	                                             new int[] { 0xFFFF0000, 0xFF00FF00,
	                                                 0xFF0000FF });
	            mDrawable.setShape(GradientDrawable.RECTANGLE);
	            mDrawable.setGradientRadius((float)(Math.sqrt(2) * 60));
	        }
	        
	        static void setCornerRadius(GradientDrawable drawable, float r0,
	                                   float r1, float r2, float r3) {
/*	        	setCornerRadii
	        	Specify radii for each of the 4 corners. For each corner, 
	        	the array contains 2 values, [X_radius, Y_radius]. 
	        	The corners are ordered top-left, top-right, bottom-right, 
	        	bottom-left 
*/
	            drawable.setCornerRadii(new float[] { r0, r0, r1, r1,
	                                                  r2, r2, r3, r3 });
	        }
	        
	        @Override protected void onDraw(Canvas canvas) {
	            
	            mDrawable.setBounds(mRect);

	            float r = 35;
	            
	            canvas.save();
	            canvas.translate(10, 10);
	            mDrawable.setGradientType(GradientDrawable.LINEAR_GRADIENT);
	            setCornerRadius(mDrawable, r, r, 0, 0);
	            mDrawable.draw(canvas);
	            canvas.restore();
	            
	            canvas.translate(0, mRect.height() + 10);
	            canvas.save();
	            canvas.translate(10, 10);
	            mDrawable.setGradientType(GradientDrawable.RADIAL_GRADIENT);
	            setCornerRadius(mDrawable, 0, 0, r, r);
	            mDrawable.draw(canvas);
	            canvas.restore();
	            
	            canvas.translate(0, mRect.height() + 10);
	            canvas.save();
	            canvas.translate(10, 10);
	            mDrawable.setGradientType(GradientDrawable.SWEEP_GRADIENT);
	            setCornerRadius(mDrawable, 0, r, r, 0);
	            mDrawable.draw(canvas);
	            canvas.restore();
	            
	            
	        }
	    }
	}

Replace diacritic marks: Á Č Ď É Ě Í Ň Ó Ř Š Ť Ú Ů Ý Ž
á č ď é ě í ň ó ř š ť ú ů ý ž

public String replaceDiacritic (String inputStr) {
	
	Map<String, String> replacements = new LinkedHashMap<String,String>() {{
		//Velká
		put("Á","A");
		put("Č","C");
		put("Ď","D");
		put("É","E");
		put("Ě","E");
		put("Í","I");
		put("Ň","N");
		put("Ó","O");
		put("Ř","R");
		put("Š","S");
		put("Ť","T");
		put("Ú","U");
		put("Ů","U");
		put("Ý","Y");
		put("Ž","Z");
		//Malá  "," ");
		put("á","a");
		put("č","c");
		put("ď","d");
		put("é","e");
		put("ě","e");
		put("í","i");
		put("ň","n");
		put("ó","o");
		put("ř","r");
		put("š","s");
		put("ť","t");
		put("ú","u");
		put("ů","u");
		put("ý","y");
		put("ž","z");
		}
	};
	for(Map.Entry<String, String> entry : replacements.entrySet()) {
          inputStr =  inputStr.replaceAll(entry.getKey(), entry.getValue());
         }	
	return inputStr;
}
	

entry put iterate Map HashMap Java Android

Map<String, Integer> map = new HashMap<String, Integer>();
map.put("key27", 27);
for (Map.Entry<String, Integer> entry : map.entrySet())
{
 String str = entry.getKey();
 int n = entry.getValue();
}

Open your workspace folder and subfolder .metadata:
C:\Users\workspace\.metadata\

Delete .lock file