nesting shit

src/frontend/SettingsWindow.cpp

@@ -10,8 +10,12 @@ bool SettingsWindow::render() {
   ImVec2 center = ImGui::GetMainViewport()->GetCenter();
   ImGui::SetNextWindowPos(center, ImGuiCond_Appearing, ImVec2(0.5f, 0.5f));
 
-  if(ImGui::BeginPopupModal("Settings", &isOpen)) {
-    if(ImGui::BeginTabBar("SettingsTabBar")) {
+  if(!ImGui::BeginPopupModal("Settings", &isOpen))
+    return false;
+  
+  if(!ImGui::BeginTabBar("SettingsTabBar"))
+    return false;
+
   if(ImGui::BeginTabItem("General")) {
     if(ImGui::Button("Pick...")) {
       NFD::Guard guard;
@@ -51,7 +55,6 @@ bool SettingsWindow::render() {
   }
 
   ImGui::EndTabBar();
-    }
 
   ImGui::BeginDisabled(!applyEnabled);
   if(ImGui::Button("Apply")) {
@@ -67,7 +70,6 @@ bool SettingsWindow::render() {
     ImGui::CloseCurrentPopup();
   }
   ImGui::EndPopup();
-  }
 
   return true;
 }