From 0018788780d756dbf0d3a77f6b40b384183348f7 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Mon, 14 Apr 2025 11:38:52 +0200
Subject: Redesign audio to support multiple audio tracks explicitly

---
 src/gui/List.cpp | 30 +++++++++++++++++++-----------
 1 file changed, 19 insertions(+), 11 deletions(-)

(limited to 'src/gui/List.cpp')

diff --git a/src/gui/List.cpp b/src/gui/List.cpp
index 5294e36..57a6045 100644
--- a/src/gui/List.cpp
+++ b/src/gui/List.cpp
@@ -24,14 +24,23 @@ namespace gsr {
         // Process widgets by visibility (backwards)
         return widgets.for_each_reverse([selected_widget, &event, &window](std::unique_ptr<Widget> &widget) {
             // Ignore offset because widgets are positioned with offset in ::draw, this solution is simpler
-            if(widget.get() != selected_widget) {
-                if(!widget->on_event(event, window, mgl::vec2f(0.0f, 0.0f)))
+            Widget *p = widget.get();
+            if(p != selected_widget) {
+                if(!p->on_event(event, window, mgl::vec2f(0.0f, 0.0f)))
                     return false;
             }
             return true;
         });
     }
 
+    List::~List() {
+        widgets.for_each([this](std::unique_ptr<Widget> &widget) {
+            if(widget->parent_widget == this)
+                widget->parent_widget = nullptr;
+            return true;
+        }, true);
+    }
+
     void List::draw(mgl::Window &window, mgl::vec2f offset) {
         if(!visible)
             return;
@@ -104,15 +113,6 @@ namespace gsr {
             selected_widget->draw(window, mgl::vec2f(0.0f, 0.0f));
     }
 
-    // void List::remove_child_widget(Widget *widget) {
-    //     for(auto it = widgets.begin(), end = widgets.end(); it != end; ++it) {
-    //         if(it->get() == widget) {
-    //             widgets.erase(it);
-    //             return;
-    //         }
-    //     }
-    // }
-
     void List::add_widget(std::unique_ptr<Widget> widget) {
         widget->parent_widget = this;
         widgets.push_back(std::move(widget));
@@ -122,6 +122,10 @@ namespace gsr {
         widgets.remove(widget);
     }
 
+    void List::replace_widget(Widget *widget, std::unique_ptr<Widget> new_widget) {
+        widgets.replace_item(widget, std::move(new_widget));
+    }
+
     void List::clear() {
         widgets.clear();
     }
@@ -137,6 +141,10 @@ namespace gsr {
             return nullptr;
     }
 
+    size_t List::get_num_children() const {
+        return widgets.size();
+    }
+
     void List::set_spacing(float spacing) {
         spacing_scale = spacing;
     }
-- 
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