some constness

7 files changed, 15 insertions, 15 deletions

diff --git a/muse2/muse/midiedit/dcanvas.cpp b/muse2/muse/midiedit/dcanvas.cpp
index e1f77bef..e3dac210 100644
--- a/muse2/muse/midiedit/dcanvas.cpp
+++ b/muse2/muse/midiedit/dcanvas.cpp
@@ -80,7 +80,7 @@ DEvent::DEvent(MusECore::Event e, MusECore::Part* p, int instr)
 //   addItem
 //---------------------------------------------------------
 
-CItem* DrumCanvas::addItem(MusECore::Part* part, MusECore::Event& event)
+CItem* DrumCanvas::addItem(MusECore::Part* part, const MusECore::Event& event)
       {
       if (signed(event.tick())<0) {
             printf("ERROR: trying to add event before current part!\n");
diff --git a/muse2/muse/midiedit/dcanvas.h b/muse2/muse/midiedit/dcanvas.h
index 75c9fca3..300f2291 100644
--- a/muse2/muse/midiedit/dcanvas.h
+++ b/muse2/muse/midiedit/dcanvas.h
@@ -130,7 +130,7 @@ class DrumCanvas : public EventCanvas {
       void dragEnterEvent(QDragEnterEvent* event);
       void dragMoveEvent(QDragMoveEvent*);
       void dragLeaveEvent(QDragLeaveEvent*);
-      virtual CItem* addItem(MusECore::Part*, MusECore::Event&);
+      virtual CItem* addItem(MusECore::Part*, const MusECore::Event&);
       virtual void resizeEvent(QResizeEvent*);
       virtual void curPartChanged();
       int getNextStep(unsigned int pos, int basicStep, int stepSize=1);
diff --git a/muse2/muse/midiedit/ecanvas.h b/muse2/muse/midiedit/ecanvas.h
index 95e856c8..e7d7ad6e 100644
--- a/muse2/muse/midiedit/ecanvas.h
+++ b/muse2/muse/midiedit/ecanvas.h
@@ -80,7 +80,7 @@ class EventCanvas : public Canvas {
       bool _setCurPartIfOnlyOneEventIsSelected;
 
       void updateSelection();
-      virtual CItem* addItem(MusECore::Part*, MusECore::Event&) = 0;
+      virtual CItem* addItem(MusECore::Part*, const MusECore::Event&) = 0;
       virtual QPoint raster(const QPoint&) const;
       virtual MusECore::Undo moveCanvasItems(CItemList&, int, int, DragType, bool rasterize = true) = 0;
       virtual bool moveItem(MusECore::Undo&, CItem*, const QPoint&, DragType, bool rasterize = true) = 0;
diff --git a/muse2/muse/midiedit/prcanvas.cpp b/muse2/muse/midiedit/prcanvas.cpp
index 1d8039bb..a46b5a5c 100644
--- a/muse2/muse/midiedit/prcanvas.cpp
+++ b/muse2/muse/midiedit/prcanvas.cpp
@@ -59,7 +59,7 @@ namespace MusEGui {
 //   NEvent
 //---------------------------------------------------------
 
-NEvent::NEvent(MusECore::Event& e, MusECore::Part* p, int y) : MusEGui::CItem(e, p)
+NEvent::NEvent(const MusECore::Event& e, MusECore::Part* p, int y) : MusEGui::CItem(e, p)
       {
       y = y - KH/4;
       unsigned tick = e.tick() + p->tick();
@@ -72,7 +72,7 @@ NEvent::NEvent(MusECore::Event& e, MusECore::Part* p, int y) : MusEGui::CItem(e,
 //   addItem
 //---------------------------------------------------------
 
-CItem* PianoCanvas::addItem(MusECore::Part* part, MusECore::Event& event)
+CItem* PianoCanvas::addItem(MusECore::Part* part, const MusECore::Event& event)
       {
       if (signed(event.tick())<0) {
             printf("ERROR: trying to add event before current part!\n");
diff --git a/muse2/muse/midiedit/prcanvas.h b/muse2/muse/midiedit/prcanvas.h
index 888427ea..4748093b 100644
--- a/muse2/muse/midiedit/prcanvas.h
+++ b/muse2/muse/midiedit/prcanvas.h
@@ -46,7 +46,7 @@ namespace MusEGui {
 
 class NEvent : public CItem {
    public:
-      NEvent(MusECore::Event& e, MusECore::Part* p, int y);
+      NEvent(const MusECore::Event& e, MusECore::Part* p, int y);
       };
 
 class ScrollScale;
@@ -80,7 +80,7 @@ class PianoCanvas : public EventCanvas {
       virtual void dragEnterEvent(QDragEnterEvent* event);
       virtual void dragMoveEvent(QDragMoveEvent*);
       virtual void dragLeaveEvent(QDragLeaveEvent*);
-      virtual CItem* addItem(MusECore::Part*, MusECore::Event&);
+      virtual CItem* addItem(MusECore::Part*, const MusECore::Event&);
 
       int y2pitch(int) const;
       int pitch2y(int) const;
diff --git a/muse2/muse/midiedit/scoreedit.cpp b/muse2/muse/midiedit/scoreedit.cpp
index c1666a78..54ff0c2f 100644
--- a/muse2/muse/midiedit/scoreedit.cpp
+++ b/muse2/muse/midiedit/scoreedit.cpp
@@ -3970,7 +3970,7 @@ void ScoreCanvas::mouseReleaseEvent (QMouseEvent* event)
 		if (!ctrl)
 			deselect_all();
 		
-		set<MusECore::Event*> already_processed;
+		set<const MusECore::Event*> already_processed;
 		
 		for (list<staff_t>::iterator it=staves.begin(); it!=staves.end(); it++)
 			it->apply_lasso(lasso.translated(x_pos-x_left, y_pos - it->y_draw), already_processed);
@@ -4559,7 +4559,7 @@ set<MusECore::Part*> staff_t::parts_at_tick(unsigned tick)
 	return result;
 }
 
-void staff_t::apply_lasso(QRect rect, set<MusECore::Event*>& already_processed)
+void staff_t::apply_lasso(QRect rect, set<const MusECore::Event*>& already_processed)
 {
 	for (ScoreItemList::iterator it=itemlist.begin(); it!=itemlist.end(); it++)
 		for (set<FloItem>::iterator it2=it->second.begin(); it2!=it->second.end(); it2++)
diff --git a/muse2/muse/midiedit/scoreedit.h b/muse2/muse/midiedit/scoreedit.h
index 3b413660..cc7acbd5 100644
--- a/muse2/muse/midiedit/scoreedit.h
+++ b/muse2/muse/midiedit/scoreedit.h
@@ -258,7 +258,7 @@ class FloEvent
 		typeEnum type;
 		unsigned tick;
 		MusECore::Part* source_part;
-		MusECore::Event* source_event;
+		const MusECore::Event* source_event;
 		
 		int pitch;
 		mutable int vel;
@@ -270,7 +270,7 @@ class FloEvent
 		MusECore::key_enum key;
 		
 		
-		FloEvent(unsigned ti, int p,int v,int l,typeEnum t, MusECore::Part* part=NULL, MusECore::Event* event=NULL)
+		FloEvent(unsigned ti, int p,int v,int l,typeEnum t, MusECore::Part* part=NULL, const MusECore::Event* event=NULL)
 		{
 			pitch=p;
 			vel=v;
@@ -312,7 +312,7 @@ class FloItem
 		enum typeEnum { NOTE=21, REST=22, NOTE_END=01, REST_END=02, BAR =10, KEY_CHANGE=13, TIME_SIG=16}; //the order matters!
 		typeEnum type;
 		unsigned begin_tick;
-		MusECore::Event* source_event;
+		const MusECore::Event* source_event;
 		MusECore::Part* source_part;
 		
 		note_pos_t pos;
@@ -343,7 +343,7 @@ class FloItem
 		
 
 		
-		FloItem(typeEnum t, note_pos_t p, int l=0,int d=0, bool ti=false, unsigned beg=0, MusECore::Part* part=NULL, MusECore::Event* event=NULL)
+		FloItem(typeEnum t, note_pos_t p, int l=0,int d=0, bool ti=false, unsigned beg=0, MusECore::Part* part=NULL, const MusECore::Event* event=NULL)
 		{
 			pos=p;
 			dots=d;
@@ -568,7 +568,7 @@ struct staff_t
 	void process_itemlist();
 	void calc_item_pos();
 	
-	void apply_lasso(QRect rect, set<MusECore::Event*>& already_processed);
+	void apply_lasso(QRect rect, set<const MusECore::Event*>& already_processed);
 	
 	void recalculate()
 	{
@@ -746,7 +746,7 @@ class ScoreCanvas : public MusEGui::View
 		int dragged_event_part_index;
 		MusECore::Event dragged_event;
 		MusECore::Event original_dragged_event;
-		MusECore::Event* clicked_event_ptr;
+		const MusECore::Event* clicked_event_ptr;
 		
 		int old_pitch;
 		unsigned old_dest_tick;