From af0eccc586d2df536102b699ea22c681689fa1d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gonzalo=20Garramu=C3=B1o?= <ggarra13@gmail.com>
Date: Tue, 26 Sep 2023 04:09:06 -0300
Subject: [PATCH] Added insert callback.

---
 lib/tlTimelineUI/TimelineItem.cpp | 10 +++++++++-
 lib/tlTimelineUI/TimelineItem.h   |  4 ++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/lib/tlTimelineUI/TimelineItem.cpp b/lib/tlTimelineUI/TimelineItem.cpp
index c76b94706..9438733ac 100644
--- a/lib/tlTimelineUI/TimelineItem.cpp
+++ b/lib/tlTimelineUI/TimelineItem.cpp
@@ -29,6 +29,7 @@ namespace tl
             timeline::PlayerCacheInfo cacheInfo;
             bool editable = false;
             bool stopOnScrub = true;
+            std::function<void(const std::vector<timeline::InsertData>&)> insertCallback;
 
             struct Track
             {
@@ -539,6 +540,8 @@ namespace tl
                     insertData.push_back({ item->p->getComposable(), track, dropTarget.index });
                     item->p->setVisible(false);
                 }
+                if (p.insertCallback)
+                    p.insertCallback(insertData);
                 auto otioTimeline = insert(
                     p.player->getTimeline()->getTimeline().value,
                     insertData);
@@ -559,7 +562,12 @@ namespace tl
             TLRENDER_P();
             return p.mouse.mode == Private::MouseMode::Item;
         }
-        
+
+    void TimelineItem::setInsertCallback(const std::function<void(const std::vector<timeline::InsertData>&)>& value)
+    {
+        _p->insertCallback = value;
+    }
+    
         /*void TimelineItem::keyPressEvent(ui::KeyEvent& event)
         {
             TLRENDER_P();
diff --git a/lib/tlTimelineUI/TimelineItem.h b/lib/tlTimelineUI/TimelineItem.h
index 63b91a25f..c101a7709 100644
--- a/lib/tlTimelineUI/TimelineItem.h
+++ b/lib/tlTimelineUI/TimelineItem.h
@@ -6,6 +6,7 @@
 
 #include <tlTimelineUI/IItem.h>
 
+#include <tlTimeline/Edit.h>
 #include <tlTimeline/Player.h>
 
 namespace tl
@@ -56,6 +57,9 @@ namespace tl
             
             //! Returns whether a clip is getting dragged.
             bool isDragging() const;
+
+            //! Sets a callback for inserting items
+            void setInsertCallback(const std::function<void(const std::vector<timeline::InsertData>&)>&); 
             
             void setGeometry(const math::Box2i&) override;
             void sizeHintEvent(const ui::SizeHintEvent&) override;