2 files changed, 19 insertions, 12 deletions
diff --git a/solo-tool-project/src/solo_tool/notifier.py b/solo-tool-project/src/solo_tool/notifier.py
index ac1c736..5b3539c 100644
--- a/solo-tool-project/src/solo_tool/notifier.py
+++ b/solo-tool-project/src/solo_tool/notifier.py
@@ -5,7 +5,7 @@ class Notifier:
     CURRENT_SONG_EVENT = 3
     SONG_LIST_EVENT = 4
     CURRENT_KEY_POINT_EVENT = 5
-    KEY_POINTS_EVENT = 6
+    KEY_POINT_LIST_EVENT = 6
 
     def __init__(self, player):
         self._callbacks = dict()
diff --git a/solo-tool-project/src/solo_tool/solo_tool.py b/solo-tool-project/src/solo_tool/solo_tool.py
index bc20013..0489517 100644
--- a/solo-tool-project/src/solo_tool/solo_tool.py
+++ b/solo-tool-project/src/solo_tool/solo_tool.py
@@ -13,12 +13,18 @@ class SoloTool:
         self._keyPoint = None
 
     def _updateSong(self, index):
+        previousSong = self._song
         self._song = index
-        path = self._songs[index]
-        self._player.setCurrentSong(path)
-        self._keyPoint = 0.0
+        self._player.setCurrentSong(self._songs[index])
         self._notifier.notify(Notifier.CURRENT_SONG_EVENT, index)
-        self._notifier.notify(Notifier.CURRENT_KEY_POINT_EVENT, index)
+
+        previousKp = self._keyPoint
+        self._keyPoint = self.keyPoints[0] if len(self.keyPoints) > 0 else 0.0
+        if previousKp != self._keyPoint:
+            self._notifier.notify(Notifier.CURRENT_KEY_POINT_EVENT, self._keyPoint)
+
+        if previousSong is None or self._keyPoints[previousSong] != self._keyPoints[index]:
+            self._notifier.notify(Notifier.KEY_POINT_LIST_EVENT, self.keyPoints)
 
     @staticmethod
     def _keyPointValid(kp: float) -> bool:
@@ -61,8 +67,8 @@ class SoloTool:
     def keyPoints(self, new: list[float]) -> None:
         if new is not None and self._song is not None:
             sanitized = sorted(list(set([p for p in new if SoloTool._keyPointValid(p)])))
-            self._keyPoints[self._song] = sanitized
-            self._notifier.notify(Notifier.KEY_POINTS_EVENT, sanitized.copy())
+            self._keyPoints[self._song] = sanitized.copy()
+            self._notifier.notify(Notifier.KEY_POINT_LIST_EVENT, self.keyPoints)
 
     @property
     def keyPoint(self) -> float:
@@ -125,6 +131,12 @@ class SoloTool:
     def registerSongListCallback(self, callback):
         self._notifier.registerCallback(Notifier.SONG_LIST_EVENT, callback)
 
+    def registerKeyPointSelectionCallback(self, callback):
+        self._notifier.registerCallback(Notifier.CURRENT_KEY_POINT_EVENT, callback)
+
+    def registerKeyPointListCallback(self, callback):
+        self._notifier.registerCallback(Notifier.KEY_POINT_LIST_EVENT, callback)
+
     def registerPlayingStateCallback(self, callback):
         self._notifier.registerCallback(Notifier.PLAYING_STATE_EVENT, callback)
 
@@ -134,8 +146,3 @@ class SoloTool:
     def registerRateCallback(self, callback):
         self._notifier.registerCallback(Notifier.PLAYBACK_RATE_EVENT, callback)
 
-    def registerCurrentKeyPointCallback(self, callback):
-        self._notifier.registerCallback(Notifier.CURRENT_KEY_POINT_EVENT, callback)
-
-    def registerKeyPointsCallback(self, callback):
-        self._notifier.registerCallback(Notifier.KEY_POINTS_EVENT, callback)