some compilation warning fixes, thanks, WillyFoobar.

6 files changed, 13 insertions, 7 deletions

diff --git a/muse2/muse/audioconvert.h b/muse2/muse/audioconvert.h
index 23f06ecf..f17d74b2 100644
--- a/muse2/muse/audioconvert.h
+++ b/muse2/muse/audioconvert.h
@@ -55,7 +55,7 @@ class AudioConverter
       
    public:   
       AudioConverter();
-      ~AudioConverter();
+      virtual ~AudioConverter();
       
       AudioConverter* reference();
       static AudioConverter* release(AudioConverter* cv);
diff --git a/muse2/muse/midiedit/ecanvas.cpp b/muse2/muse/midiedit/ecanvas.cpp
index 6907c014..9b51c653 100644
--- a/muse2/muse/midiedit/ecanvas.cpp
+++ b/muse2/muse/midiedit/ecanvas.cpp
@@ -154,7 +154,7 @@ void EventCanvas::songChanged(MusECore::SongChangedFlags_t flags)
             //             (same in waveview.cpp)
             bool curItemNeedsRestore=false;
             MusECore::Event storedEvent;
-            int partSn;
+            int partSn = 0xDEADBEEF; // to prevent compiler warning; partSn is unused anyway if curItemNeedsRestore==false.
             if (curItem)
             {
               curItemNeedsRestore=true;
diff --git a/muse2/muse/midiedit/scoreedit.cpp b/muse2/muse/midiedit/scoreedit.cpp
index aa22ce68..e274769d 100644
--- a/muse2/muse/midiedit/scoreedit.cpp
+++ b/muse2/muse/midiedit/scoreedit.cpp
@@ -3183,6 +3183,10 @@ void ScoreCanvas::draw_items(QPainter& p, int y_offset, staff_t& staff, ScoreIte
 					case COLOR_MODE_VELO:
 						color_index=VELO_PIXMAP_BEGIN + it->source_event->velo();
 						break;
+					
+					default:
+						cerr << "ERROR: THIS CANNOT HAPPEN: coloring_mode (="<<coloring_mode<<") is invalid! defaulting to black." << endl;
+						color_index=BLACK_PIXMAP;
 				}
 				
 				if (it->source_event->selected())
@@ -3224,6 +3228,8 @@ void ScoreCanvas::draw_items(QPainter& p, int y_offset, staff_t& staff, ScoreIte
 						case NONE: acc_pix=pix_noacc; break;
 						case SHARP: acc_pix=pix_sharp; break;
 						case B: acc_pix=pix_b; break;
+						default: cerr << "ERROR: THIS CANNOT HAPPEN: it->pos.vorzeichen (="<<it->pos.vorzeichen<<") is invalid! defaulting to NONE." << endl;
+						         acc_pix=pix_noacc; break;
 					}
 					draw_pixmap(p,it->x-ACCIDENTIAL_DIST -x_pos+x_left,y_offset + it->y, acc_pix[color_index]);
 
diff --git a/muse2/muse/mplugins/mitplugin.cpp b/muse2/muse/mplugins/mitplugin.cpp
index d4d7dd70..be833fa3 100644
--- a/muse2/muse/mplugins/mitplugin.cpp
+++ b/muse2/muse/mplugins/mitplugin.cpp
@@ -45,7 +45,7 @@ void MusE::startMidiInputPlugin(int id)
       {
       bool flag = false;
       QWidget* w = 0;
-      QAction* act;
+      QAction* act = 0;
       if (id == 0) {
             if (!MusEGlobal::mitPluginTranspose) {
                   MusEGlobal::mitPluginTranspose = new MITPluginTranspose();
@@ -101,7 +101,7 @@ void MusE::startMidiInputPlugin(int id)
             else
                   w->hide();
             }
-      act->setChecked(flag);
+      if (act) act->setChecked(flag);
       }
 
 void MusE::hideMitPluginTranspose()
diff --git a/muse2/muse/plugin.h b/muse2/muse/plugin.h
index ee37c34f..4de0de11 100644
--- a/muse2/muse/plugin.h
+++ b/muse2/muse/plugin.h
@@ -252,7 +252,7 @@ class PluginIBase
 
    public:
       PluginIBase(); 
-      ~PluginIBase(); 
+      virtual ~PluginIBase(); 
       virtual bool on() const = 0;       
       virtual void setOn(bool val) = 0;   
       virtual unsigned long pluginID() = 0;        
@@ -332,7 +332,7 @@ class PluginI : public PluginIBase {
       
    public:
       PluginI();
-      ~PluginI();
+      virtual ~PluginI();
 
       Plugin* plugin() const { return _plugin; }
       bool on() const        { return _on; }
diff --git a/muse2/muse/song.cpp b/muse2/muse/song.cpp
index 000bbec3..8f189759 100644
--- a/muse2/muse/song.cpp
+++ b/muse2/muse/song.cpp
@@ -1374,7 +1374,7 @@ void Song::update(MusECore::SongChangedFlags_t flags, bool allowRecursion)
       {
       static int level = 0;         // DEBUG
       if (level && !allowRecursion) {
-            printf("THIS SHOULD NEVER HAPPEN: unallowed recursion in Song::update(%08x), level %d!\n"
+            printf("THIS SHOULD NEVER HAPPEN: unallowed recursion in Song::update(%08lx), level %d!\n"
                    "                          the songChanged() signal is NOT emitted. this will\n"
                    "                          probably cause windows being not up-to-date.\n", flags, level);
             return;