clear textures in remove so not needed outside

src/layout/painter.rs

@@ -77,9 +77,6 @@ impl<'a> PainterCtx<'a> {
             return;
         };
 
-        drop(active.textures);
-        self.textures.free();
-
         self.primitives.set_pos(active.span.start);
         self.draw_inner(
             id,
@@ -135,8 +132,6 @@ impl<'a> PainterCtx<'a> {
             let active = self.remove(id).unwrap();
             old_children = active.children;
             resize = active.resize;
-            drop(active.textures);
-            self.textures.free();
         }
 
         let mut painter = Painter {
@@ -181,12 +176,15 @@ impl<'a> PainterCtx<'a> {
         self.active.add(id, instance, self.widgets);
     }
 
+    /// NOTE: instance textures are cleared and self.textures freed
     fn remove(&mut self, id: &Id) -> Option<WidgetInstance> {
-        let inst = self.active.remove(id);
-        if let Some(inst) = &inst {
+        let mut inst = self.active.remove(id);
+        if let Some(inst) = &mut inst {
             for h in &inst.primitives {
                 self.primitives.free(h);
             }
+            inst.textures.clear();
+            self.textures.free();
         }
         inst
     }