And now even widget works.

app/build.gradle

@@ -7,8 +7,8 @@ android {
         applicationId "com.blogspot.developersu.nowol.nowol"
         minSdkVersion 14
         targetSdkVersion 29
-        versionCode 3
+        versionCode 4
-        versionName "3.0"
+        versionName "4.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
     }

app/src/main/AndroidManifest.xml

@@ -26,9 +26,6 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-
-        <activity android:name=".popUp"
-            android:theme="@android:style/Theme.Dialog" />
         <!---->
         <receiver android:name=".com.blogspot.developersu.nowol.nowol.widget.NoWolWidget">
             <intent-filter>

app/src/main/java/com/blogspot/developersu/nowol/nowol/SendRequestService.java

@@ -29,22 +29,26 @@ public class SendRequestService extends IntentService {
 
     private void sendData(int state, int awID){
         // MainActivity requested
-       if (awID != 0) {
+       if (awID == 0) {
+           //  Log.d("qwerty1212", "MainActivity case. Status = " + Integer.toString(state) + " awID = " + Integer.toString(awID));
+           resReceiver.send(state, null);
+       }
+
        RemoteViews rv = new RemoteViews(getPackageName(), R.layout.no_wol_widget);
        AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(this);
 
        switch (state){
-               case 1:
+           case STATE_ON:
                rv.setTextViewText(R.id.widgetStatusText, getResources().getString(R.string.statusOnline));
                rv.setInt(R.id.widgetHeaderLayout, "setBackgroundColor", ContextCompat.getColor(this, R.color.colorPrimary));
              //  Log.d("qwerty1212", "case 1 widget");
                break;
-               case 0:
+           case STATE_OFF:
                rv.setTextViewText(R.id.widgetStatusText, getResources().getString(R.string.statusOffline));
                rv.setInt(R.id.widgetHeaderLayout, "setBackgroundColor", ContextCompat.getColor(this, R.color.colorRed));
              //  Log.d("qwerty1212", "case 0 widget");
                break;
-               case -1:
+           case STATE_UNKNOWN:
                rv.setTextViewText(R.id.widgetStatusText, getResources().getString(R.string.noResponse));
                rv.setInt(R.id.widgetHeaderLayout, "setBackgroundColor", ContextCompat.getColor(this, R.color.colorOrange));
              //  Log.d("qwerty1212", "case -1 widget");
@@ -52,15 +56,12 @@ public class SendRequestService extends IntentService {
        }
        appWidgetManager.updateAppWidget(awID, rv);
     }
-       else{
-      //  Log.d("qwerty1212", "MainActivity case. Status = " + Integer.toString(state) + " awID = " + Integer.toString(awID));
-        resReceiver.send(state, null);
-       }
-    }
 
     @Override
     protected void onHandleIntent(Intent intent) {
-        if (intent != null) {
+        if (intent == null)
+            return;
+
         // Log.d("service", "Got intent");
         Bundle bndle = intent.getExtras();
         String url = bndle.getString("url");
@@ -88,5 +89,4 @@ public class SendRequestService extends IntentService {
         });
         queueStd.add(strRequest);
     }
-    }
 }

app/src/main/java/com/blogspot/developersu/nowol/nowol/com/blogspot/developersu/nowol/nowol/widget/WidgetConfigurator.java

@@ -12,16 +12,16 @@ import android.view.View;
 import android.widget.Button;
 import android.widget.RemoteViews;
 import android.widget.SeekBar;
-import android.widget.Switch;
 import android.widget.TextView;
 import androidx.appcompat.app.AppCompatActivity;
 import com.blogspot.developersu.nowol.nowol.R;
 import com.blogspot.developersu.nowol.nowol.SendRequestService;
+import com.google.android.material.switchmaterial.SwitchMaterial;
 
 public class WidgetConfigurator extends AppCompatActivity {
 
     private SeekBar opacityBar;
-    private Switch bkgoundSwitch;
+    private SwitchMaterial bkgoundSwitch;
 
     private void generateWidgetAndDie(int awID, Context context){
         SharedPreferences.Editor settingsEditor;
@@ -70,7 +70,7 @@ public class WidgetConfigurator extends AppCompatActivity {
             settingsEditor.putInt("WidgetBgColor", Color.argb(255-opacityBar.getProgress()*255/100, 0x00,0x00,0x00));
             Log.d("qwerty1212", Integer.toString(Color.argb(255-opacityBar.getProgress()*255/100, 0x00,0x00,0x00)));
         }
-        settingsEditor.commit();
+        settingsEditor.apply();
 
         awm.updateAppWidget(awID,rv);
         // Send intent to widget
@@ -95,11 +95,11 @@ public class WidgetConfigurator extends AppCompatActivity {
         final TextView opacityLbl = findViewById(R.id.configOpacityLbl);
 
         // Prepare seekBar element
-        opacityLbl.setText(getString(R.string.confOpacity) + " " + Integer.toString(opacityBar.getProgress())+"%");
+        opacityLbl.setText(getString(R.string.confOpacity) + " " + opacityBar.getProgress()+"%");
         opacityBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
             @Override
             public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
-                opacityLbl.setText(getString(R.string.confOpacity) + " " + Integer.toString(i) + "%");
+                opacityLbl.setText(getString(R.string.confOpacity) + " " + i + "%");
             }
 
             @Override

app/src/main/res/layout/activity_widget_configurator.xml

@@ -32,7 +32,7 @@
         android:layout_height="25dp"
         android:layout_weight="1" />
 
-    <Switch
+    <com.google.android.material.switchmaterial.SwitchMaterial
         android:id="@+id/configSwitch"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"

app/src/main/res/xml/widget_settings.xml

@@ -3,7 +3,7 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:previewImage="@drawable/widget_preview"
     android:minHeight="40dp"
-    android:minWidth="110dp"
+    android:minWidth="80dp"
     android:updatePeriodMillis="6400000"
     android:resizeMode="none"
     android:configure="com.blogspot.developersu.nowol.nowol.com.blogspot.developersu.nowol.nowol.widget.WidgetConfigurator"