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Unify Region Drag/Drop

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Identify Regions using PDB::ID. This allows dragging regions
from almost anywhere to anywhere, without special cases.
This commit is contained in:
Robin Gareus 2022-01-18 06:52:57 +01:00
parent 5427cec821
commit 0204ea1f24
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GPG key ID: A090BCE02CF57F04
13 changed files with 64 additions and 118 deletions
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25
gtk2_ardour/editor_sources.cc
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@ -227,11 +227,13 @@ EditorSources::EditorSources (Editor* e)
tv_col->set_expand (true);
_display.get_selection()->set_mode (SELECTION_MULTIPLE);
_display.add_object_drag (_columns.region.index (), "x-ardour/region.esl", TARGET_SAME_APP);
/* Set up DnD Source */
_display.add_object_drag (_columns.region.index (), "x-ardour/region.pbdid", TARGET_SAME_APP);
_display.set_drag_column (_columns.name.index());
_display.signal_drag_data_get ().connect (sigc::mem_fun (*this, &EditorSources::drag_data_get));
/* setup DnD handling */
/* setup DnD Receive */
list<TargetEntry> source_list_target_table;
source_list_target_table.push_back (TargetEntry ("text/plain"));
@ -949,20 +951,21 @@ EditorSources::drag_data_received (const RefPtr<Gdk::DragContext>& context,
}
}
/** @return Region that has been dragged out of the list, or 0 */
boost::shared_ptr<ARDOUR::Region>
EditorSources::get_dragged_region ()
void
EditorSources::drag_data_get (Glib::RefPtr<Gdk::DragContext> const&, Gtk::SelectionData& data, guint, guint)
{
if (data.get_target () != "x-ardour/region.pbdid") {
return;
}
list<boost::shared_ptr<ARDOUR::Region> > regions;
TreeView* region;
_display.get_object_drag_data (regions, &region);
if (regions.empty()) {
return boost::shared_ptr<ARDOUR::Region> ();
if (!regions.empty ()) {
assert (regions.size() == 1);
data.set (data.get_target (), regions.front()->id ().to_s ());
}
assert (regions.size() == 1);
return regions.front ();
}
void