Enabled drag and drop between PlaylistViews.

wobuzz/ui/playlist.py

@@ -3,6 +3,8 @@
 from PyQt6.QtCore import pyqtSignal
 from PyQt6.QtGui import QDropEvent, QIcon
 from PyQt6.QtWidgets import QTreeWidget, QAbstractItemView
+from matplotlib.dates import TUESDAY
+
 from .track import TrackItem
 
 
@@ -18,6 +20,7 @@ class PlaylistView(QTreeWidget):
         playlist.view = self
 
         self.setDragDropMode(QAbstractItemView.DragDropMode.InternalMove)
+        #self.setAcceptDrops(True)
         self.setSelectionMode(QAbstractItemView.SelectionMode.ExtendedSelection)
 
         self.setColumnCount(4)
@@ -58,13 +61,39 @@ class PlaylistView(QTreeWidget):
         self.app.player.cache_next_track()
 
     def dropEvent(self, event: QDropEvent):
-        items = self.selectedItems()  # dragged items are always selected items
+        # receive items that were dropped and create new items from its tracks (new items bc. widgets can only have
+        # one parent)
+        if event.source() == self:
+            items = self.selectedItems()  # dragged items are always selected items
 
-        self.itemDropped.emit(self, items)
+            self.itemDropped.emit(self, items)
+
+            self.on_user_sort()
+
+        else:
+            items = self.app.gui.dropped
+
+            i = 0
+
+            for item in items:
+                track = item.track
+
+                track_item = TrackItem(track, i, self)
+
+                i += 1
 
         super().dropEvent(event)
 
-        self.on_user_sort()
+        event.accept()
+
+    def dragEnterEvent(self, event):
+        # store dragged items in gui.dropped, so the other playlist can receive it
+        if event.source() == self:
+            items = self.selectedItems()
+
+            self.app.gui.dropped = items
+
+        super().dragEnterEvent(event)
 
         event.accept()