Separate track, control tracks, and takes.

Timeline.C

@@ -163,17 +163,11 @@ Timeline::Timeline ( int X, int Y, int W, int H, const char* L ) : Fl_Overlay_Wi
                 l = o;
 //                o->end();
 
-                t->add( o );
-                t->add( new Control_Track( 0, 0, 1, 100 ) );
-                t->color( (Fl_Color)rand() );
-            }
-
-            {
-                Track_Header *t = new Track_Header( 0, 0, W, 30 );
-                Track *o = new Control_Track( 0, 0, 1, 100 );
-                o->color( FL_BLUE );
-                t->color( FL_RED );
                 t->track( o );
+                t->add( new Audio_Track( 0, 0, 1, 100 ) );
+                t->add( new Audio_Track( 0, 0, 1, 100 ) );
+                t->add_control( new Control_Track( 0, 0, 1, 100 ) );
+                t->color( (Fl_Color)rand() );
             }
 
             tracks = o;

Track_Header.C

@@ -86,6 +86,7 @@ Track_Header::Track_Header ( int X, int Y, int W, int H, const char *L ) :
     Fl_Group ( X, Y, W, H, L )
 {
 
+    _track = NULL;
     _name = NULL;
     _selected = false;
     _show_all_takes = false;
@@ -161,12 +162,23 @@ Track_Header::Track_Header ( int X, int Y, int W, int H, const char *L ) :
         o->end();
     }
     {
-        Fl_Pack *o = takes = new Fl_Pack( 150, 0, 1006, 115 );
+        Fl_Pack *o = pack = new Fl_Pack( width(), 0, 1006, 115 );
         o->labeltype( FL_NO_LABEL );
-        o->align( FL_ALIGN_CLIP );
         o->resize( x() + width(), y(), w() - width(), h() );
-        o->end();
         Fl_Group::current()->resizable( o );
+
+        {
+            Fl_Pack *o = control = new Fl_Pack( width(), 0, pack->w(), 115 );
+            o->end();
+        }
+
+        {
+            Fl_Pack *o = takes = new Fl_Pack( width(), 0, pack->w(), 115 );
+            o->end();
+            o->hide();
+        }
+
+        o->end();
     }
     end();
 
@@ -178,15 +190,80 @@ Track_Header::~Track_Header ( )
     log_destroy();
 }
 
-int
-Track_Header::width()
+
+static int pack_visible( Fl_Pack *p )
 {
-    return 150;
+    int v = 0;
+    for ( int i = p->children(); i--; )
+        if ( p->child( i )->visible() )
+            v++;
+
+    return v;
+}
+
+/* adjust size of widget and children */
+void
+Track_Header::resize ( void )
+{
+    for ( int i = takes->children(); i--; )
+        takes->child( i )->size( w(), height()  );
+
+    for ( int i = control->children(); i--; )
+        control->child( i )->size( w(), height()  );
+
+    if ( _show_all_takes )
+    {
+        takes->show();
+        Fl_Group::size( w(), height() * ( 1 + takes->children() + pack_visible( control ) ) );
+    }
+    else
+    {
+        takes->hide();
+        Fl_Group::size( w(), height() * ( 1 + pack_visible( control ) ) );
+    }
+
+    if ( track() )
+        track()->size( w(), height() );
+
+
+    if ( controls->y() + controls->h() > y() + h() )
+        controls->hide();
+    else
+        controls->show();
+
+    parent()->redraw();
+}
+
+void
+Track_Header::size ( int v )
+{
+    if ( v < 0 || v > 3 )
+        return;
+
+    _size = v;
+
+    resize();
 }
 
 void
 Track_Header::track( Track * t )
 {
 //    t->size( 1, h() );
-    takes->insert( *t, 0 );
+    if ( track() )
+        add( track() );
+
+//        takes->insert( *track(), 0 );
+
+    _track = t;
+    pack->insert( *t, 0 );
+
+    resize();
+}
+
+void
+Track_Header::add_control( Track *t )
+{
+    control->add( t );
+
+    resize();
 }

Track_Header.H

@@ -52,6 +52,8 @@ private:
 
     enum { AUDIO } _type;
 
+    Track *_track;
+
 public:
 
     Fl_Input * name_field;
@@ -60,8 +62,13 @@ public:
     Fl_Button *solo_button;
     Fl_Menu_Button *take_menu;
     Fl_Group *controls;
+
+    Fl_Pack *pack;
+    Fl_Pack *control;
     Fl_Pack *takes;
 
+
+
     const char *class_name ( void ) { return "Track_Header"; }
 
     void set ( char **sa )
@@ -166,38 +173,12 @@ public:
                 Fl_Group::draw();
         }
 
+    void add_control( Track *t );
+
     int size ( void ) const { return _size; }
 
-    /* adjust size of widget and children */
-    void resize ( void )
-        {
-            for ( int i = takes->children(); i--; )
-            {
-                takes->child( i )->size( w(), height()  );
-            }
-
-            if ( _show_all_takes )
-                Fl_Group::size( w(), height() * takes->children() );
-            else
-                Fl_Group::size( w(), height() );
-
-            if ( controls->y() + controls->h() > y() + h() )
-                controls->hide();
-            else
-                controls->show();
-
-            parent()->redraw();
-        }
-
-    void size ( int v )
-        {
-            if ( v < 0 || v > 3 )
-                return;
-
-            _size = v;
-
-            resize();
-        }
+    void resize ( void );
+    void size ( int v );
 
     int height ( void ) const
         {
@@ -224,10 +205,10 @@ public:
     void cb_button ( Fl_Widget *w );
 
 
-    static int width();
+    static int width ( void ) { return 150; }
 
     void track( Track * t );
-    Track * track ( void ) { return (Track*)takes->child( 0 ); }
+    Track * track ( void ) { return _track; }
 
     void add ( Track * t )
         {