Internals: ensure ButtonBehavior() is called with non 0 id.
diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp
index 8985dd9..e158982 100644
--- a/imgui_widgets.cpp
+++ b/imgui_widgets.cpp
@@ -509,7 +509,7 @@
#ifdef IMGUI_ENABLE_TEST_ENGINE
// Alternate registration spot, for when caller didn't use ItemAdd()
- if (id != 0 && g.LastItemData.ID != id)
+ if (g.LastItemData.ID != id)
IMGUI_TEST_ENGINE_ITEM_ADD(id, bb, NULL);
#endif
@@ -537,6 +537,8 @@
const ImGuiID test_owner_id = (flags & ImGuiButtonFlags_NoTestKeyOwner) ? ImGuiKeyOwner_Any : id;
if (hovered)
{
+ IM_ASSERT(id != 0); // Lazily check inside rare path.
+
// Poll mouse buttons
// - 'mouse_button_clicked' is generally carried into ActiveIdMouseButton when setting ActiveId.
// - Technically we only need some values in one code path, but since this is gated by hovered test this is fine.