ShuttleGuiScopedSizer.h

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#pragma once
 
#include "ShuttleGui.h"
 
template <typename ReturnType, typename... Args> class ScopedSizer
{
public:
   ScopedSizer(
      ShuttleGui& s, ReturnType (ShuttleGui::*startFunc)(Args...),
      void (ShuttleGui::*endFunc)(), Args... args)
       : mShuttleGui(s)
       , mStartFunction(startFunc)
       , mEndFunction(endFunc)
   {
      (mShuttleGui.*mStartFunction)(std::forward<Args>(args)...);
   }
 
   ~ScopedSizer()
   {
      (mShuttleGui.*mEndFunction)();
   }
 
private:
   ShuttleGui& mShuttleGui;
   ReturnType (ShuttleGui::*mStartFunction)(Args...);
   void (ShuttleGui::*mEndFunction)();
};
 
class ScopedHorizontalLay : public ScopedSizer<void, int, int>
{
public:
   ScopedHorizontalLay(
      ShuttleGui& s, int PositionFlags = wxALIGN_CENTRE, int iProp = 1)
       : ScopedSizer<void, int, int>(
            s, &ShuttleGui::StartHorizontalLay, &ShuttleGui::EndHorizontalLay,
            PositionFlags, iProp)
   {
   }
};
 
class ScopedInvisiblePanel : public ScopedSizer<wxPanel*, int>
{
public:
   ScopedInvisiblePanel(ShuttleGui& s, int border = 0)
       : ScopedSizer<wxPanel*, int>(
            s, &ShuttleGui::StartInvisiblePanel, &ShuttleGui::EndInvisiblePanel,
            border)
   {
   }
};
 
class ScopedVerticalLay : public ScopedSizer<void, int>
{
public:
   ScopedVerticalLay(ShuttleGui& s, int iProp = 1)
       : ScopedSizer<void, int>(
            s, &ShuttleGui::StartVerticalLay, &ShuttleGui::EndVerticalLay,
            iProp)
   {
   }
};
 
class ScopedStatic :
    public ScopedSizer<wxStaticBox*, const TranslatableString&, int>
{
public:
   ScopedStatic(ShuttleGui& s, const TranslatableString& label, int iProp = 0)
       : ScopedSizer<wxStaticBox*, const TranslatableString&, int>(
            s, &ShuttleGui::StartStatic, &ShuttleGui::EndStatic, label, iProp)
   {
   }
};