Sync - Reloads can be undone

Makefile

@@ -32,6 +32,7 @@ COMMON = \
 	 undo.cc \
 	 \
 	 sync.cc \
+	 syncedit.cc \
 	 syncoverrides.cc \
 	 \
 	 ops.cc \
@@ -44,7 +45,6 @@ COMMON = \
 DEMO = \
 	 demo.cc \
 	 main.cc \
-	 syncedit.cc \
 	 syncview.cc \
 # END DEMO
 

sync.cc

@@ -1,6 +1,8 @@
 #include "externals.hh"
-#include "sync.hh"
 #include "globals.hh"
+#include "sync.hh"
+#include "syncedit.hh"
+#include "undo.hh"
 
 #include <imgui_internal.h>
 #include <ebcl/Files.hh>
@@ -546,7 +548,7 @@ T_SyncManager::T_SyncManager( )
 		soRoot_( "*root*" )
 {
 	watcher_.watch( "curves.srd" );
-	loadCurves( );
+	loadCurves( false );
 }
 
 /*----------------------------------------------------------------------------*/
@@ -622,9 +624,11 @@ void T_SyncManager::curvesChanged_( )
 	}
 }
 
-bool T_SyncManager::loadCurves( )
+bool T_SyncManager::loadCurves(
+		const bool undoable )
 {
 	printf( "Loading curves data\n" );
+	T_SharedPtr< T_ParserOutput_ > p;
 	try {
 		using namespace ebcl;
 		const T_SRDParserConfig cfg( MakeCurvesParser_( ) );
@@ -636,15 +640,7 @@ bool T_SyncManager::loadCurves( )
 		T_SRDTextReader reader( parser );
 		reader.read( "curves.srd" , fis );
 
-		auto p( parser.getData< T_SharedPtr< T_ParserOutput_ > >( ) );
-		curves_ = std::move( p->curves );
-		if ( p->time ) {
-			time_.iDuration = p->time->iDuration;
-			time_.uDuration = p->time->uDuration;
-		} else {
-			time_.iDuration = 3600;
-			time_.uDuration = 1.f / 60.f;
-		}
+		p = parser.getData< T_SharedPtr< T_ParserOutput_ > >( );
 	} catch ( ebcl::X_StreamError const& e ) {
 		printf( "... ERR %s\n" , e.what( ) );
 		return false;
@@ -662,11 +658,50 @@ bool T_SyncManager::loadCurves( )
 	}
 	printf( "... success\n" );
 
+	assert( p );
+	if ( undoable ) {
+		addReloadUndoData_( (void*)(T_ParserOutput_*) p );
+	}
+	curves_ = std::move( p->curves );
+	if ( p->time ) {
+		time_.iDuration = p->time->iDuration;
+		time_.uDuration = p->time->uDuration;
+	} else {
+		time_.iDuration = 3600;
+		time_.uDuration = 1.f / 60.f;
+	}
+
 	updateCurveCaches( );
 	modified_ = fileChanged_ = false;
 	return true;
 }
 
+void T_SyncManager::addReloadUndoData_(
+		void* const data ) const noexcept
+{
+	T_ParserOutput_& p{ *(T_ParserOutput_*)data };
+	auto& undo{ Globals::Undo( ).add< T_UndoDurationChanges >(
+			p.time ? p.time->iDuration : 3600 ,
+			time_.iDuration ,
+			p.time ? p.time->uDuration : ( 1.f / 60.f ) ,
+			time_.uDuration ) };
+
+	auto& nCurves{ p.curves.curves };
+	for ( auto const& curve : curves_.curves.values( ) ) {
+		auto const* const nc{ nCurves.get( curve.name ) };
+		if ( nc ) {
+			undo.curveReplacement( curve , *nc );
+		} else {
+			undo.curveDeletion( curve );
+		}
+	}
+	for ( auto const& nc : nCurves.values( ) ) {
+		if ( !curves_.curves.contains( nc.name ) ) {
+			undo.curveCreation( nc );
+		}
+	}
+}
+
 /*----------------------------------------------------------------------------*/
 
 void T_SyncManager::updateCurveCaches( )

sync.hh

@@ -355,10 +355,11 @@ struct T_SyncManager : public virtual A_MouseCtrl
 	bool curvesFileChanged( ) const noexcept
 		{ return fileChanged_; }
 
-	bool loadCurves( );
+	bool loadCurves( bool undoable = true );
 
     private:
 	void curvesChanged_( );
+	void addReloadUndoData_( void* data ) const noexcept;
 
 
 	// ---------------------------------------------------------------------

undo.hh

@@ -49,15 +49,16 @@ class T_UndoManager
 	template<
 		typename T ,
 		typename... Args
-	> A_UndoAction& add( Args&&... args ) noexcept;
+	> T& add( Args&&... args ) noexcept;
 };
 
 
 template<
 	typename T ,
 	typename... Args
-> inline A_UndoAction& T_UndoManager::add(
+> inline T& T_UndoManager::add(
 		Args&&... args ) noexcept
 {
-	return addAction( NewOwned< T >( std::forward< Args >( args ) ... ) );
+	return reinterpret_cast< T& >( addAction(
+		NewOwned< T >( std::forward< Args >( args ) ... ) ) );
 }