Method TabBarCalcTabID

lib/imgui/imgui_widgets.cpp:6764–6777

Dockables uses Name/ID in the global namespace. Non-dockable items use the ID stack.

// Dockables uses Name/ID in the global namespace. Non-dockable items use the ID stack.
static ImU32   ImGui::TabBarCalcTabID(ImGuiTabBar* tab_bar, const char* label)
{
    if (tab_bar->Flags & ImGuiTabBarFlags_DockNode)
    {
        ImGuiID id = ImHashStr(label);
        KeepAliveID(id);
        return id;
    }
    else
    {
        ImGuiWindow* window = GImGui->CurrentWindow;
        return window->GetID(label);
    }
}

static float ImGui::TabBarCalcMaxTabWidth()
{