Method Add

extern/imgui/imgui_internal.h:679–679

    bool        Contains(const T* p) const          { return (p >= Buf.Data && p < Buf.Data + Buf.Size); }
    void        Clear()                             { for (int n = 0; n < Map.Data.Size; n++) { int idx = Map.Data[n].val_i; if (idx != -1) Buf[idx].~T(); } Map.Clear(); Buf.clear(); FreeIdx = AliveCount = 0; }
    T*          Add()                               { int idx = FreeIdx; if (idx == Buf.Size) { Buf.resize(Buf.Size + 1); FreeIdx++; } else { FreeIdx = *(int*)&Buf[idx]; } IM_PLACEMENT_NEW(&Buf[idx]) T(); AliveCount++; return &Buf[idx]; }
    void        Remove(ImGuiID key, const T* p)     { Remove(key, GetIndex(p)); }
    void        Remove(ImGuiID key, ImPoolIdx idx)  { Buf[idx].~T(); *(int*)&Buf[idx] = FreeIdx; FreeIdx = idx; Map.SetInt(key, -1); AliveCount--; }
    void        Reserve(int capacity)               { Buf.reserve(capacity); Map.Data.reserve(capacity); }