Tests: Added hook/tweaks for imgui-test engine. + Fixed warnings.

imgui.cpp

@@ -2837,7 +2837,7 @@ bool ImGui::ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb_arg)
 
 #ifdef IMGUI_ENABLE_TEST_ENGINE
     if (id != 0)
-        ImGuiTestEngineHook_ItemAdd(&g, nav_bb_arg ? *nav_bb_arg : bb, id);
+        IMGUI_TEST_ENGINE_ITEM_ADD(nav_bb_arg ? *nav_bb_arg : bb, id);
 #endif
 
     // Clipping test
@@ -5544,6 +5544,10 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
         window->DC.LastItemId = window->MoveId;
         window->DC.LastItemStatusFlags = IsMouseHoveringRect(title_bar_rect.Min, title_bar_rect.Max, false) ? ImGuiItemStatusFlags_HoveredRect : 0;
         window->DC.LastItemRect = title_bar_rect;
+#ifdef IMGUI_ENABLE_TEST_ENGINE
+        if (!(window->Flags & ImGuiWindowFlags_NoTitleBar))
+            IMGUI_TEST_ENGINE_ITEM_ADD(window->DC.LastItemRect, window->DC.LastItemId);
+#endif
     }
 
     PushClipRect(window->InnerClipRect.Min, window->InnerClipRect.Max, true);

imgui_internal.h

@@ -1584,8 +1584,10 @@ extern void                 ImGuiTestEngineHook_PreNewFrame(ImGuiContext* ctx);
 extern void                 ImGuiTestEngineHook_PostNewFrame(ImGuiContext* ctx);
 extern void                 ImGuiTestEngineHook_ItemAdd(ImGuiContext* ctx, const ImRect& bb, ImGuiID id);
 extern void                 ImGuiTestEngineHook_ItemInfo(ImGuiContext* ctx, ImGuiID id, const char* label, ImGuiItemStatusFlags flags);
+#define IMGUI_TEST_ENGINE_ITEM_ADD(_BB, _ID)                ImGuiTestEngineHook_ItemAdd(&g, _BB, _ID)               // Register status flags
 #define IMGUI_TEST_ENGINE_ITEM_INFO(_ID, _LABEL, _FLAGS)  ImGuiTestEngineHook_ItemInfo(&g, _ID, _LABEL, _FLAGS)   // Register status flags
 #else
+#define IMGUI_TEST_ENGINE_ITEM_ADD(_BB, _ID)                do { } while (0)
 #define IMGUI_TEST_ENGINE_ITEM_INFO(_ID, _LABEL, _FLAGS)  do { } while (0)
 #endif
 

imgui_widgets.cpp

@@ -5133,7 +5133,7 @@ bool ImGui::TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* l
         SetItemAllowOverlap();
 
     // In this branch, TreeNodeBehavior() cannot toggle the selection so this will never trigger.
-    if (selected != was_selected)
+    if (selected != was_selected) //-V547
         window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_ToggledSelection;
 
     // Render
@@ -5381,7 +5381,7 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
         SetItemAllowOverlap();
 
     // In this branch, Selectable() cannot toggle the selection so this will never trigger.
-    if (selected != was_selected)
+    if (selected != was_selected) //-V547
         window->DC.LastItemStatusFlags |= ImGuiItemStatusFlags_ToggledSelection;
 
     // Render
@@ -5405,6 +5405,8 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
     // Automatically close popups
     if (pressed && (window->Flags & ImGuiWindowFlags_Popup) && !(flags & ImGuiSelectableFlags_DontClosePopups) && !(window->DC.ItemFlags & ImGuiItemFlags_SelectableDontClosePopup))
         CloseCurrentPopup();
+
+    IMGUI_TEST_ENGINE_ITEM_INFO(id, label, window->DC.ItemFlags);
     return pressed;
 }
 
@@ -5756,6 +5758,7 @@ ImGuiMenuColumns::ImGuiMenuColumns()
 void ImGuiMenuColumns::Update(int count, float spacing, bool clear)
 {
     IM_ASSERT(count == IM_ARRAYSIZE(Pos));
+    IM_UNUSED(count);
     Width = NextWidth = 0.0f;
     Spacing = spacing;
     if (clear)