Deleted some unnecessary shit and finally found an easy way to figure out which tracks got dragged.

wobuzz/library/library.py

@@ -2,7 +2,7 @@
 
 from PyQt6.QtCore import Qt
 from PyQt6.QtGui import QIcon
-from PyQt6.QtWidgets import QTabWidget, QTreeWidgetItem, QAbstractItemView
+from PyQt6.QtWidgets import QTabWidget, QTreeWidgetItem
 from ..player.playlist import Playlist
 from ..ui.library_dock import LibraryDock
 from ..ui.playlist import PlaylistView
@@ -34,11 +34,11 @@ class Library:
                 playlist_view = self.create_playlist_view(playlist)
                 playlist_tabs.playlists[playlist.title] = playlist_view
                 playlist_tabs.addTab(playlist_view, playlist.title)
-                playlist_view.itemActivated.connect(self.on_track_activation)
 
     def create_playlist_view(self, playlist: Playlist):
-        view = PlaylistView()
+        view = PlaylistView(playlist)
-        view.setDragDropMode(QAbstractItemView.DragDropMode.InternalMove)
+
+        view.itemActivated.connect(self.on_track_activation)
 
         num_tracks = len(playlist.tracks)
 
@@ -51,8 +51,8 @@ class Library:
 
             track_item.setFlags(
                 Qt.ItemFlag.ItemIsEnabled |
-                Qt.ItemFlag.ItemIsSelectable # |
+                Qt.ItemFlag.ItemIsSelectable |
-                # Qt.ItemFlag.ItemIsDragEnabled
+                Qt.ItemFlag.ItemIsDragEnabled
             )
 
             track_item.track = track
@@ -69,19 +69,25 @@ class Library:
         index = item.treeWidget().indexOfTopLevelItem(item)
         self.app.player.play_track_in_playlist(index)
 
-    def get_track_tree_item(self, track):
+    def get_track_tree_item(self, track, playlist_view: PlaylistView):
         index = self.app.player.current_playlist.tracks.index(track)
-        playlist_view = self.main_library_dock.library.playlist_tabs.playlists[self.app.player.current_playlist.title]
         item = playlist_view.topLevelItem(index)
 
         return item
 
+    def get_playing_playlist_view(self):
+        view = self.main_library_dock.library.playlist_tabs.playlists[self.app.player.current_playlist.title]
+
+        return view
+
     def on_track_change(self, previous_track, track):
+        playing_playlist_view = self.get_playing_playlist_view()
+
         if previous_track:
-            item = self.get_track_tree_item(previous_track)
+            item = self.get_track_tree_item(previous_track, playing_playlist_view)
             item.setIcon(0, QIcon(None))
 
         if track:
-            item = self.get_track_tree_item(track)
+            item = self.get_track_tree_item(track, playing_playlist_view)
             item.setIcon(0, self.play_icon)
 

wobuzz/ui/playlist.py

@@ -1,11 +1,20 @@
 #!/usr/bin/python3
 
-from PyQt6.QtWidgets import QTreeWidget
+from PyQt6.QtCore import pyqtSignal
+from PyQt6.QtGui import QDropEvent
+from PyQt6.QtWidgets import QTreeWidget, QAbstractItemView
 
 
 class PlaylistView(QTreeWidget):
-    def __init__(self, *args, **kwargs):
+    itemDropped = pyqtSignal(QTreeWidget, list)
-        super().__init__(*args, **kwargs)
+
+    def __init__(self, playlist, parent=None):
+        super().__init__(parent)
+
+        self.playlist = playlist
+
+        self.setDragDropMode(QAbstractItemView.DragDropMode.InternalMove)
+        self.setSelectionMode(QAbstractItemView.SelectionMode.ExtendedSelection)
 
         self.setColumnCount(4)
 
@@ -18,4 +27,17 @@ class PlaylistView(QTreeWidget):
             "# Custom Sorting"
         ]
 
-        self.setHeaderLabels(headers)
+        self.setHeaderLabels(headers)
+
+    def update_track_numbers(self):
+        pass
+
+    def dropEvent(self, event: QDropEvent):
+        items = self.selectedItems()  # dragged items are always selected items
+
+        self.itemDropped.emit(self, items)
+
+        super().dropEvent(event)
+
+        event.accept()
+