Move code to individual handlers

Author: simonrozsival

src/Core/src/Handlers/Button/ButtonHandler.Windows.cs

@@ -130,5 +130,7 @@ public override void SetImageSource(ImageSource? platformImage)
 				button.UpdateImageSource(platformImage);
 			}
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/DatePicker/DatePickerHandler.Windows.cs

@@ -85,5 +85,7 @@ public static partial void MapBackground(IDatePickerHandler handler, IDatePicker
 		{
 			handler.PlatformView?.UpdateBackground(datePicker);
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/ImageButton/ImageButtonHandler.Windows.cs

@@ -147,5 +147,7 @@ public override void SetImageSource(ImageSource? platformImage)
 				button.UpdateImageSource(platformImage);
 			}
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/RadioButton/RadioButtonHandler.Windows.cs

@@ -71,5 +71,7 @@ void OnCheckedOrUnchecked(object? sender, RoutedEventArgs e)
 
 			VirtualView.IsChecked = PlatformView.IsChecked == true;
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/Slider/SliderHandler.Windows.cs

@@ -121,5 +121,7 @@ void OnPointerReleased(object? sender, PointerRoutedEventArgs e)
 		{
 			VirtualView?.DragCompleted();
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/Stepper/StepperHandler.Windows.cs

@@ -54,5 +54,7 @@ void OnValueChanged(object sender, EventArgs e)
 
 			VirtualView.Value = PlatformView.Value;
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/Switch/SwitchHandler.Windows.cs

@@ -43,5 +43,7 @@ void OnToggled(object sender, UI.Xaml.RoutedEventArgs e)
 
 			VirtualView.IsOn = PlatformView.IsOn;
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/TimePicker/TimePickerHandler.Windows.cs

@@ -59,5 +59,7 @@ void OnControlTimeChanged(object? sender, TimePickerValueChangedEventArgs e)
 				VirtualView.InvalidateMeasure();
 			}
 		}
+
+		internal override bool PreventGestureBubbling => true;
 	}
 }

src/Core/src/Handlers/View/ViewHandler.Windows.cs

@@ -170,20 +170,6 @@ void UpdateIsFocused(bool isFocused)
 			}
 		}
 
-		// TODO is it a good idea to have virtual methods for one specific platform?
-		// TODO move the switch to the control handlers' overrides
-		internal virtual bool PreventGestureBubbling
-			=> this switch
-			{
-				Button => true,
-				DatePicker => true,
-				Stepper => true,
-				Slider => true,
-				Switch => true,
-				TimePicker => true,
-				ImageButton => true,
-				RadioButton => true,
-				_ => false,
-			};
+		internal virtual bool PreventGestureBubbling => false;
 	}
 }