Redesign audio to support multiple audio tracks explicitly

1 files changed, 11 insertions, 2 deletions

diff --git a/src/gui/ScrollablePage.cpp b/src/gui/ScrollablePage.cpp
index d5e92d0..cec20d3 100644
--- a/src/gui/ScrollablePage.cpp
+++ b/src/gui/ScrollablePage.cpp
@@ -15,6 +15,14 @@ namespace gsr {
 
     ScrollablePage::ScrollablePage(mgl::vec2f size) : size(size) {}
 
+    ScrollablePage::~ScrollablePage() {
+        widgets.for_each([this](std::unique_ptr<Widget> &widget) {
+            if(widget->parent_widget == this)
+                widget->parent_widget = nullptr;
+            return true;
+        }, true);
+    }
+
     bool ScrollablePage::on_event(mgl::Event &event, mgl::Window &window, mgl::vec2f offset) {
         if(!visible)
             return true;
@@ -57,8 +65,9 @@ namespace gsr {
 
         // Process widgets by visibility (backwards)
         const bool continue_events = widgets.for_each_reverse([selected_widget, &window, &event, offset](std::unique_ptr<Widget> &widget) {
-            if(widget.get() != selected_widget) {
-                if(!widget->on_event(event, window, offset))
+            Widget *p = widget.get();
+            if(p != selected_widget) {
+                if(!p->on_event(event, window, offset))
                     return false;
             }
             return true;