1 files changed, 107 insertions, 0 deletions
diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/inspectors/GroupTrackInspector.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/inspectors/GroupTrackInspector.cs
new file mode 100644
index 0000000..5791e51
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/inspectors/GroupTrackInspector.cs
@@ -0,0 +1,107 @@
+//#define PERF_PROFILE
+
+using System.Linq;
+using UnityEditorInternal;
+using UnityEngine;
+using UnityEngine.Timeline;
+
+namespace UnityEditor.Timeline
+{
+    [CustomEditor(typeof(GroupTrack)), CanEditMultipleObjects]
+    class GroupTrackInspector : TrackAssetInspector
+    {
+        static class Styles
+        {
+            public static readonly GUIContent GroupSubTrackHeaderName     = EditorGUIUtility.TrTextContent("Name");
+            public static readonly GUIContent GroupSubTrackHeaderType     = EditorGUIUtility.TrTextContent("Type");
+            public static readonly GUIContent GroupSubTrackHeaderDuration = EditorGUIUtility.TrTextContent("Duration");
+            public static readonly GUIContent GroupSubTrackHeaderFrames   = EditorGUIUtility.TrTextContent("Frames");
+            public static readonly GUIContent GroupInvalidTrack           = EditorGUIUtility.TrTextContent("Invalid Track");
+        }
+
+        ReorderableList m_SubTracks;
+
+        public override void OnInspectorGUI()
+        {
+            foreach (var group in targets)
+            {
+                var groupTrack = group as GroupTrack;
+                if (groupTrack == null) return;
+
+                var childrenTracks = groupTrack.GetChildTracks();
+                var groupTrackName = groupTrack.name;
+
+                GUILayout.Label(childrenTracks.Count() > 0
+                    ? groupTrackName + " (" + childrenTracks.Count() + ")"
+                    : groupTrackName, EditorStyles.boldLabel);
+                GUILayout.Space(3.0f);
+
+                // the subTrackObjects is used because it's the internal list
+                m_SubTracks.list = groupTrack.subTracksObjects;
+                m_SubTracks.DoLayoutList();
+                m_SubTracks.index = -1;
+            }
+        }
+
+        public override void OnEnable()
+        {
+            base.OnEnable();
+
+            m_SubTracks = new ReorderableList(new string[] {}, typeof(string), false, true, false, false)
+            {
+                drawElementCallback = OnDrawSubTrack,
+                drawHeaderCallback = OnDrawHeader,
+                showDefaultBackground = true,
+                index = 0,
+                elementHeight = 20
+            };
+        }
+
+        static void OnDrawHeader(Rect rect)
+        {
+            int sections = 4;
+            float sectionWidth = rect.width / sections;
+
+            rect.width = sectionWidth;
+            GUI.Label(rect, Styles.GroupSubTrackHeaderName, EditorStyles.label);
+            rect.x += sectionWidth;
+            GUI.Label(rect, Styles.GroupSubTrackHeaderType, EditorStyles.label);
+            rect.x += sectionWidth;
+            GUI.Label(rect, Styles.GroupSubTrackHeaderDuration, EditorStyles.label);
+            rect.x += sectionWidth;
+            GUI.Label(rect, Styles.GroupSubTrackHeaderFrames, EditorStyles.label);
+        }
+
+        void OnDrawSubTrack(Rect rect, int index, bool selected, bool focused)
+        {
+            int sections = 4;
+            float sectionWidth = rect.width / sections;
+
+            var childrenTrack = m_SubTracks.list[index] as TrackAsset;
+            if (childrenTrack == null)
+            {
+                object o = m_SubTracks.list[index];
+                rect.width = sectionWidth;
+                if (o != null) // track is loaded, but has broken script
+                {
+                    string name = ((UnityEngine.Object)m_SubTracks.list[index]).name;
+                    GUI.Label(rect, name, EditorStyles.label);
+                }
+                rect.x += sectionWidth;
+                using (new GUIColorOverride(DirectorStyles.kClipErrorColor))
+                    GUI.Label(rect, Styles.GroupInvalidTrack.text, EditorStyles.label);
+                return;
+            }
+
+            rect.width = sectionWidth;
+            GUI.Label(rect, childrenTrack.name, EditorStyles.label);
+            rect.x += sectionWidth;
+            GUI.Label(rect, childrenTrack.GetType().Name, EditorStyles.label);
+            rect.x += sectionWidth;
+            GUI.Label(rect, childrenTrack.duration.ToString(), EditorStyles.label);
+            rect.x += sectionWidth;
+            double exactFrames = TimeUtility.ToExactFrames(childrenTrack.duration, TimelineWindow.instance.state.referenceSequence.frameRate);
+            GUI.Label(rect, exactFrames.ToString(), EditorStyles.label);
+        }
+    }
+}