Merge pull request #1422 from aws-lumberyard-dev/nvsickle/CameraInputHardening

Switch RenderViewportWidget to Qt based events instead of AzFramework ones

Code/Editor/EditorViewportWidget.cpp

@@ -714,7 +714,7 @@ void EditorViewportWidget::OnEditorNotifyEvent(EEditorNotifyEvent event)
 
         if (m_renderViewport)
         {
-            m_renderViewport->GetControllerList()->SetEnabled(false);
+            m_renderViewport->SetInputProcessingEnabled(false);
         }
     }
     break;
@@ -738,7 +738,7 @@ void EditorViewportWidget::OnEditorNotifyEvent(EEditorNotifyEvent event)
 
         if (m_renderViewport)
         {
-            m_renderViewport->GetControllerList()->SetEnabled(true);
+            m_renderViewport->SetInputProcessingEnabled(true);
         }
         break;
 

Code/Editor/LegacyViewportCameraController.cpp

@@ -404,7 +404,7 @@ bool LegacyViewportCameraControllerInstance::HandleInputChannelEvent(const AzFra
     }
     else if (auto key = GetKeyboardKey(event.m_inputChannel); key != Qt::Key_unknown)
     {
-        if (state == InputChannel::State::Ended)
+        if (!event.m_inputChannel.IsActive())
         {
             m_pressedKeys.erase(key);
         }

Code/Editor/ViewportManipulatorController.cpp

@@ -216,7 +216,8 @@ namespace SandboxEditor
                 interactionHandled, AzToolsFramework::GetEntityContextId(), targetInteractionEvent, mouseInteractionEvent);
         }
 
-        return interactionHandled;
+        // Only filter button/key press events, not release events
+        return interactionHandled && event.m_inputChannel.IsActive();
     }
 
     void ViewportManipulatorControllerInstance::ResetInputChannels()