Mixer: Allow copy/paste of mixer strips (even between instances).

mixer/src/Mixer.C

@@ -54,6 +54,7 @@ extern char *user_config_dir;
 extern char *instance_name;
 
 #include "debug.h"
+#include "string_util.h"
 
 #include "NSM.H"
 
@@ -269,6 +270,10 @@ void Mixer::cb_menu(Fl_Widget* o) {
                 fl_alert( "%s", "Failed to import strip!" );
         }
     }
+    else if ( !strcmp( picked, "&Mixer/Paste" ) )
+    {
+        Fl::paste(*this);
+    }
     else if (! strcmp( picked, "&Project/Se&ttings/&Rows/One") )
     {
         rows( 1 );
@@ -413,6 +418,7 @@ Mixer::Mixer ( int X, int Y, int W, int H, const char *L ) :
             o->add( "&Mixer/&Add Strip", 'a', 0, 0 );
             o->add( "&Mixer/Add &N Strips" );
             o->add( "&Mixer/&Import Strip" );
+            o->add( "&Mixer/Paste", FL_CTRL + 'v', 0, 0 );
             o->add( "&View/&Theme", 0, 0, 0 );
             o->add( "&Help/&Manual" );
             o->add( "&Help/&About" );
@@ -746,6 +752,44 @@ Mixer::update_menu ( void )
 
 
 
+int
+Mixer::handle ( int m )
+{
+    
+    if ( Fl_Group::handle( m ) )
+        return 1;
+
+    switch ( m )
+    {
+        case FL_PASTE:
+        {
+            if ( ! Fl::event_inside( this ) )
+                return 0;
+            
+            const char *text = Fl::event_text();
+
+            char *file;
+            
+            if ( ! sscanf( text, "file://%a[^\r\n]\n", &file ) )
+            {
+                WARNING( "invalid drop \"%s\"\n", text );
+                return 0;
+            }
+            
+            unescape_url( file );
+
+            printf( "pasted file \"%s\"\n", file );
+
+            if (! Mixer_Strip::import_strip( file ) )
+                fl_alert( "%s", "Failed to import strip!" );
+            
+            return 1;
+        }
+    }
+    
+    return 0;
+}
+
 /************/
 /* Commands */
 /************/

mixer/src/Mixer.H

@@ -75,6 +75,8 @@ private:
 
 public:
     
+    virtual int handle ( int m );
+
     char * get_unique_track_name ( const char *name );
 
     int min_h ( void ) const { return Mixer_Strip::min_h() + (18 * 2); }

mixer/src/Mixer_Strip.C

@@ -32,6 +32,7 @@
  */
 /* Each mixer strip comprises a fader and a panner */
 
+#include "Project.H"
 #include "Mixer_Strip.H"
 #include "Engine/Engine.H"
 #include <dsp.h>
@@ -597,6 +598,17 @@ Mixer_Strip::menu_cb ( const Fl_Menu_ *m )
     {
         ((Fl_Sometimes_Input*)name_field)->take_focus();
     }
+    else if ( ! strcmp( picked, "/Copy" ) )
+    {
+        export_strip( "clipboard.strip" );
+
+        char *s;
+        asprintf( &s, "file://%s/%s\r\n", Project::path(), "clipboard.strip" );
+
+        Fl::copy( s, strlen(s), 0 );
+
+        free(s);
+    }
     else if ( ! strcmp( picked, "/Color" ) )
     {
         unsigned char r, g, b;
@@ -661,6 +673,7 @@ Mixer_Strip::menu ( void ) const
             { "Move Left",      '[', 0, 0  },
             { "Move Right",     ']', 0, 0 },
             { "Color",           0, 0, 0 },
+            { "Copy",            FL_CTRL + 'c', 0, 0 },
             { "Export Strip",           0, 0, 0 },
             { "Rename",          FL_CTRL + 'n', 0, 0 },
             { "Remove",          FL_Delete, 0, 0 },

mixer/src/Project.H

@@ -59,5 +59,6 @@ public:
     static bool open ( void ) { return _is_open; }
     static bool create ( const char *name, const char *template_name );
     
+    static const char *path ( void ) { return _path; }
     static const char *created_on ( void ) { return _created_on; }
 };