Allow drag-and-drop of DKDMs onto the list in the KDM creator.

diff --git a/src/tools/dcpomatic_kdm.cc b/src/tools/dcpomatic_kdm.cc
index 90e315aab737722bd39da9a213b71880d26bc602..04b37b2c6bb1005b5c3fb03c1a1e3947c7dca71f 100644 (file)
--- a/src/tools/dcpomatic_kdm.cc
+++ b/src/tools/dcpomatic_kdm.cc
@@ -55,6 +55,7 @@
 #include <dcp/exceptions.h>
 #include <dcp/warnings.h>
 LIBDCP_DISABLE_WARNINGS
+#include <wx/dnd.h>
 #include <wx/filepicker.h>
 #include <wx/preferences.h>
 #include <wx/splash.h>
@@ -175,10 +176,31 @@ public:
 
                right->Add(_dkdm_search, 0, wxTOP | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
 
+               class DKDMDropTarget : public wxFileDropTarget
+               {
+               public:
+                       DKDMDropTarget(DOMFrame* frame)
+                               : _frame(frame)
+                       {}
+
+                       bool OnDropFiles(wxCoord, wxCoord, wxArrayString const& filenames) override
+                       {
+                               for (size_t i = 0; i < filenames.GetCount(); ++i) {
+                                       _frame->add_dkdm(boost::filesystem::path(wx_to_std(filenames[0])));
+                               }
+
+                               return true;
+                       }
+
+               private:
+                       DOMFrame* _frame;
+               };
+
                auto dkdm_sizer = new wxBoxSizer (wxHORIZONTAL);
                _dkdm = new wxTreeCtrl (
                        overall_panel, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTR_HIDE_ROOT | wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT
                );
+               _dkdm->SetDropTarget(new DKDMDropTarget(this));
                dkdm_sizer->Add(_dkdm, 1, wxEXPAND | wxBOTTOM, DCPOMATIC_SIZER_Y_GAP);
                auto dkdm_buttons = new wxBoxSizer(wxVERTICAL);
                _add_dkdm = new Button (overall_panel, _("Add..."));