InputTextMultiline: Provide label to BeginChildEx so internal window name hold a little more context.

imgui_widgets.cpp

@@ -3458,14 +3458,23 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
             EndGroup();
             return false;
         }
-        if (!BeginChildFrame(id, frame_bb.GetSize()))
+
+        // We reproduce the contents of BeginChildFrame() in order to provide 'label' so our window internal data are easier to read/debug.
+        PushStyleColor(ImGuiCol_ChildBg, style.Colors[ImGuiCol_FrameBg]);
+        PushStyleVar(ImGuiStyleVar_ChildRounding, style.FrameRounding);
+        PushStyleVar(ImGuiStyleVar_ChildBorderSize, style.FrameBorderSize);
+        PushStyleVar(ImGuiStyleVar_WindowPadding, style.FramePadding);
+        bool child_visible = BeginChildEx(label, id, frame_bb.GetSize(), true, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_AlwaysUseWindowPadding);
+        PopStyleVar(3);
+        PopStyleColor();
+        if (!child_visible)
         {
-            EndChildFrame();
+            EndChild();
             EndGroup();
             return false;
         }
         draw_window = g.CurrentWindow; // Child window
-        draw_window->DC.NavLayerActiveMaskNext |= draw_window->DC.NavLayerCurrentMask; // This is to ensure that EndChild() will display a navigation highlight
+        draw_window->DC.NavLayerActiveMaskNext |= draw_window->DC.NavLayerCurrentMask; // This is to ensure that EndChild() will display a navigation highlight so we can "enter" into it.
         inner_size.x -= draw_window->ScrollbarSizes.x;
     }
     else
@@ -4151,7 +4160,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
     if (is_multiline)
     {
         Dummy(text_size + ImVec2(0.0f, g.FontSize)); // Always add room to scroll an extra line
-        EndChildFrame();
+        EndChild();
         EndGroup();
     }