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Timeline: Allow drag and drop moving of tracks.

This commit is contained in:
Jonathan Moore Liles 2013-05-22 23:50:10 -07:00
parent 0552a9a7cf
commit b664d0ed04
3 changed files with 42 additions and 4 deletions
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18
timeline/src/Timeline.C
View File

@ -1619,6 +1619,16 @@ Timeline::handle_scroll ( int m )
return 0;
}
Track *
Timeline::event_inside ( void )
{
for ( int i = tracks->children(); i--; )
if ( Fl::event_inside( tracks->child(i) ) )
return (Track*)tracks->child(i);
return NULL;
}
int
Timeline::handle ( int m )
{
@ -1901,6 +1911,14 @@ Timeline::add_track ( Track *track )
}
void
Timeline::insert_track ( Track *track, Track *before )
{
tracks->insert( *track, before );
tracks->redraw();
}
void
Timeline::insert_track ( Track *track, int n )
{

4
timeline/src/Timeline.H
View File

@ -139,8 +139,12 @@ class Timeline : public Fl_Single_Window, public RWLock
void update_track_order ( void );
void apply_track_order ( void );
void insert_track ( Track *track, int n );
public:
void insert_track ( Track *track, Track *before );
Track * event_inside ( void );
/* called when widgets are moved etc */
void damage_sequence ( void );

24
timeline/src/Track.C
View File

@ -1041,7 +1041,8 @@ Track::handle ( int m )
/* if ( m != FL_NO_EVENT ) */
/* DMESSAGE( "%s", event_name( m ) ); */
static Fl_Widget *dragging = NULL;
switch ( m )
{
case FL_DND_ENTER:
@ -1087,7 +1088,12 @@ Track::handle ( int m )
}
case FL_PUSH:
{
if ( Fl::event_inside( ((Track_Header*)child(0))->output_connector_handle ) )
if ( Fl::event_button1() && Fl::event_inside( ((Track_Header*)child(0))->color_box ) )
{
dragging = this;
return 1;
}
if ( Fl::event_button1() && Fl::event_inside( ((Track_Header*)child(0))->output_connector_handle ) )
return 1;
Logger log( this );
@ -1123,6 +1129,15 @@ Track::handle ( int m )
Fl::selection_owner(0);
}
return 1;
case FL_RELEASE:
if ( dragging == this )
{
dragging = NULL;
timeline->insert_track( this, timeline->event_inside() );
return 1;
}
return 0;
break;
case FL_DND_RELEASE:
receptive_to_drop = 0;
redraw();
@ -1234,8 +1249,9 @@ Track::handle ( int m )
return 1;
}
else
return 0;
{
return 1;
}
}
default:
return Fl_Group::handle( m );