VST3ParametersWindow.h

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  @file VST3ParametersWindow.h
 
  @author Vitaly Sverchinsky
 
  @brief Part of Audacity VST3 module
 
**********************************************************************/
 
#pragma once
 
#include <unordered_map>
#include <wx/scrolwin.h>
#include <pluginterfaces/base/smartpointer.h>
#include <pluginterfaces/vst/vsttypes.h>
 
namespace Steinberg
{
   namespace Vst
   {
      class IComponentHandler;
      class IEditController;
   }
}
 
class wxStaticText;
class VST3ParameterControl;
 
class VST3ParametersWindow : public wxScrolledWindow
{
   const Steinberg::IPtr<Steinberg::Vst::IEditController> mEditController;
   const Steinberg::IPtr<Steinberg::Vst::IComponentHandler> mComponentHandler;
   std::unordered_map<Steinberg::Vst::ParamID, VST3ParameterControl*> mControls;
   std::unordered_map<Steinberg::Vst::ParamID, VST3ParameterControl*> mLabels;
public:
 
   static VST3ParametersWindow* Setup(wxWindow& parent,
      Steinberg::Vst::IEditController& editController,
      Steinberg::Vst::IComponentHandler& componentHandler);
 
   VST3ParametersWindow(wxWindow *parent,
                      Steinberg::Vst::IEditController& editController,
                      Steinberg::Vst::IComponentHandler& handler,
                      wxWindowID id = wxID_ANY,
                      const wxPoint& pos = wxDefaultPosition,
                      const wxSize& size = wxDefaultSize,
                      long style = wxScrolledWindowStyle,
                      const wxString& name = wxPanelNameStr);
 
   //Updates all controls to match current state of the IEditController
   void ReloadParameters();
 
   //Updates individual parameter, useful during playback
   //(to update automated parameters or meters)
   void UpdateParameter(Steinberg::Vst::ParamID paramId);
 
private:
 
   void RegisterParameterControl(VST3ParameterControl* control);
   void RegisterParameterLabel(VST3ParameterControl* label);
 
   void OnParameterValueChanged(const wxCommandEvent& evt);
};