little cleanups.

main.cpp

@@ -104,6 +104,7 @@ int main( int argc, char** argv )
     // 'connect_state' ist die Kurzform von
     // sigState.connect( &T::change_state, &listener );
     */
+
     /*
     pigBeeper beeper( bcm25 );
     std::vector<double> tnv = { 262.0, 294.0, 330.0, 262.0 };
@@ -115,8 +116,10 @@ int main( int argc, char** argv )
 
     //pigRotaryDial dial( pigpio::bcm17, pigpio::bcm27, pigpio::bcm22 );
     //pigRotaryDial dial( board17, board27, board22 );
-    pigRotaryDial dialA( bcm17, bcm27, bcm22 );
-    pigRotaryDial dialB( bcm16, bcm20, bcm21 );
+
+    // für die raDIYo-Verdrahtung:
+    pigRotaryDial dialA( bcm16, bcm20, bcm21 );
+    pigRotaryDial dialB( bcm05, bcm13, bcm06 );
 
     dialA.sigValue.connect( [&](int value){  cout << "Dial A: " << value << endl; } );
     dialB.sigValue.connect( [&](int value){  cout << "Dial B: " << value << endl; } );
@@ -127,13 +130,11 @@ int main( int argc, char** argv )
     pigSonar sonar( bcm21, bcm20 );
     sonar.sigValue.connect( [&](double dist){  buzzer.buzz( 100, dist*50 ); } );
     sonar.start( 20 );
-    */
 
-    /*
     while( loop )
     {
-        //double dist = sonar.distance();
-        //lcd.write( 0, 0, "Dist.: " + val2str( dist) + " cm" );
+        double dist = sonar.distance();
+        lcd.write( 0, 0, "Dist.: " + val2str( dist) + " cm" );
 
         if( dist < 20 )
         {
@@ -142,11 +143,6 @@ int main( int argc, char** argv )
         }
         delay_millis( 200 );
     }
-    */
-
-    /*
-
-
 
     bool loop = true;
     button.sigState.connect( [&](bool){ loop = false; } );
@@ -159,12 +155,12 @@ int main( int argc, char** argv )
 
     lcd.reset();
 
+    */
 
-*/
-
+    // don't return, just wait forever, handling callbacks
     wait_loop();
 
-
+    // alternatively, show button as widgets
     QApplication application( argc, argv );
     QtGPIOMain window;
     window.show();