TestEngine: submit window data to item system.

diff --git a/imgui.cpp b/imgui.cpp
index 207329f..0642455 100644
--- a/imgui.cpp
+++ b/imgui.cpp

@@ -6306,6 +6306,18 @@
             }
         }
 
+        // [Test Engine] Register whole window in the item system
+#ifdef IMGUI_ENABLE_TEST_ENGINE
+        if (g.TestEngineHookItems)
+        {
+            IM_ASSERT(window->IDStack.Size == 1);
+            window->IDStack.Size = 0;
+            IMGUI_TEST_ENGINE_ITEM_ADD(window->Rect(), window->ID);
+            IMGUI_TEST_ENGINE_ITEM_INFO(window->ID, window->Name, (g.HoveredWindow == window) ? ImGuiItemStatusFlags_HoveredRect : 0);
+            window->IDStack.Size = 1;
+        }
+#endif
+
         // Handle manual resize: Resize Grips, Borders, Gamepad
         int border_held = -1;
         ImU32 resize_grip_col[4] = {};
@@ -6527,10 +6539,9 @@
         // This is useful to allow creating context menus on title bar only, etc.
         SetLastItemData(window->MoveId, g.CurrentItemFlags, IsMouseHoveringRect(title_bar_rect.Min, title_bar_rect.Max, false) ? ImGuiItemStatusFlags_HoveredRect : 0, title_bar_rect);
 
-#ifdef IMGUI_ENABLE_TEST_ENGINE
+        // [Test Engine] Register title bar / tab
         if (!(window->Flags & ImGuiWindowFlags_NoTitleBar))
             IMGUI_TEST_ENGINE_ITEM_ADD(g.LastItemData.Rect, g.LastItemData.ID);
-#endif
     }
     else
     {

diff --git a/imgui.h b/imgui.h
index 33c4c74..94fb4e3 100644
--- a/imgui.h
+++ b/imgui.h

@@ -65,7 +65,7 @@
 // Version
 // (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens)
 #define IMGUI_VERSION               "1.87 WIP"
-#define IMGUI_VERSION_NUM           18615
+#define IMGUI_VERSION_NUM           18616
 #define IMGUI_CHECKVERSION()        ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx))
 #define IMGUI_HAS_TABLE
 

diff --git a/imgui_internal.h b/imgui_internal.h
index 4fe0ed8..04948be 100644
--- a/imgui_internal.h
+++ b/imgui_internal.h

@@ -2907,6 +2907,7 @@
 #define IMGUI_TEST_ENGINE_ITEM_INFO(_ID,_LABEL,_FLAGS)      if (g.TestEngineHookItems) ImGuiTestEngineHook_ItemInfo(&g, _ID, _LABEL, _FLAGS)   // Register item label and status flags (optional)
 #define IMGUI_TEST_ENGINE_LOG(_FMT,...)                     if (g.TestEngineHookItems) ImGuiTestEngineHook_Log(&g, _FMT, __VA_ARGS__)          // Custom log entry from user land into test log
 #else
+#define IMGUI_TEST_ENGINE_ITEM_ADD(_BB,_ID)                 ((void)0)
 #define IMGUI_TEST_ENGINE_ITEM_INFO(_ID,_LABEL,_FLAGS)      ((void)g)
 #endif