Split soundfile DND functionality of Track into Audio_Track class.

Audio_Track.H

@@ -0,0 +1,81 @@
+
+/*******************************************************************************/
+/* Copyright (C) 2008 Jonathan Moore Liles                                     */
+/*                                                                             */
+/* This program is free software; you can redistribute it and/or modify it     */
+/* under the terms of the GNU General Public License as published by the       */
+/* Free Software Foundation; either version 2 of the License, or (at your      */
+/* option) any later version.                                                  */
+/*                                                                             */
+/* This program is distributed in the hope that it will be useful, but WITHOUT */
+/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       */
+/* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for   */
+/* more details.                                                               */
+/*                                                                             */
+/* You should have received a copy of the GNU General Public License along     */
+/* with This program; see the file COPYING.  If not,write to the Free Software */
+/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+/*******************************************************************************/
+
+#pragma once
+
+#include "Track.H"
+
+class Audio_Track : public Track
+{
+
+public:
+
+    Audio_Track ( int X, int Y, int W, int H ) : Track( X, Y, W, H )
+        {
+        }
+
+    /** event handler that supports DND of audio clips */
+    int
+    handle ( int m )
+        {
+            switch ( m )
+            {
+                case FL_DND_DRAG:
+                case FL_DND_ENTER:
+                case FL_ENTER:
+                    return 1;
+                case FL_DND_LEAVE:
+                case FL_DND_RELEASE:
+                    return 1;
+                case FL_PASTE:
+                {
+                    const char *text = Fl::event_text();
+
+                    char *file;
+
+                    if ( ! sscanf( text, "file://%a[^\r\n]\n", &file ) )
+                    {
+                        printf( "invalid drop \"%s\"\n", text );
+                        return 0;
+                    }
+
+                    printf( "pasted file \"%s\"\n", file );
+
+                    Clip *c = Clip::from_file( file );
+
+                    if ( ! c )
+                    {
+                        free( file );
+                        return 0;
+                    }
+
+                    Region *r = new Region( c );
+
+                    r->offset( timeline.x_to_ts( Fl::event_x() ) );
+
+                    this->add( r );
+
+                    redraw();
+                    return 1;
+                }
+                default:
+                    return Track::handle( m );
+            }
+        }
+};

Track.C

@@ -144,46 +144,6 @@ Track::handle ( int m )
 
     switch ( m )
     {
-        case FL_DND_DRAG:
-        case FL_DND_ENTER:
-        case FL_ENTER:
-            return 1;
-        case FL_DND_LEAVE:
-        case FL_DND_RELEASE:
-            return 1;
-        case FL_PASTE:
-        {
-            const char *text = Fl::event_text();
-
-            char *file;
-
-            if ( ! sscanf( text, "file://%a[^\r\n]\n", &file ) )
-            {
-                printf( "invalid drop \"%s\"\n", text );
-                return 0;
-            }
-
-            printf( "pasted file \"%s\"\n", file );
-
-            Clip *c = Clip::from_file( file );
-
-            if ( ! c )
-            {
-                free( file );
-                return 0;
-            }
-
-
-            Region *r = new Region( c );
-
-            r->offset( timeline.x_to_ts( Fl::event_x() ) );
-//            r->position( Fl::event_x(), r->y() );
-
-            this->add( r );
-
-            redraw();
-            return 1;
-        }
         case FL_MOVE:
             /* these aren't used, so don't bother doing lookups for them */
             return 1;

Track.H

@@ -38,11 +38,11 @@ class Track : public Fl_Group
 {
     Track *_next;
     Track *_prev;
-
-    list <Track_Widget *> _widgets;
-
     char *_name;
 
+protected:
+
+    list <Track_Widget *> _widgets;
     Track_Widget *event_widget ( void );
 
 public:
@@ -61,13 +61,13 @@ public:
     void prev ( Track *t ) { _prev = t; }
     void next ( Track *t ) { _next = t; }
 
+    void sort ( void );
 
     void draw ( void );
     void remove ( Track_Widget *r );
     void add ( Track_Widget *r );
-    void snap ( Track_Widget *r );
-    int handle ( int m );
 
-    void sort ( void );
+    virtual void snap ( Track_Widget *r );
+    virtual int handle ( int m );
 
 };

main.C

@@ -37,6 +37,7 @@
 #include <string.h>
 
 #include "Track.H"
+#include "Audio_Track.H"
 #include "Timeline.H"
 
 #include "const.h"
@@ -133,7 +134,7 @@ main ( int argc, char **argv )
         tempo_track->end();
     }
 
-    Track *track1 = new Track( 40, 0, 800, 100 );
+    Track *track1 = new Audio_Track( 40, 0, 800, 100 );
 
 //    pack->type( Fl_Pack::VERTICAL );
 //    pack->box( FL_DOWN_BOX );
@@ -159,7 +160,7 @@ main ( int argc, char **argv )
 
     track1->end();
 
-    Track *track2 = new Track( 40, 0, 5000, 100 );
+    Track *track2 = new Audio_Track( 40, 0, 5000, 100 );
 
     // Region *wave2 = new Region( 0, 0, 350, 100, "bar" );