@Override public void destroy() { super.destroy(); if (this._btnHelpSource_ != null) { this._btnHelpSource_.destroy(); this._btnHelpSource_ = null; } if (this._btnHelpTrack_ != null) { this._btnHelpTrack_.destroy(); this._btnHelpTrack_ = null; } if (this._btnHelpOnlineHome_ != null) { this._btnHelpOnlineHome_.destroy(); this._btnHelpOnlineHome_ = null; } if (this._btnAboutAppli_ != null) { this._btnAboutAppli_.destroy(); this._btnAboutAppli_ = null; } if (this._btnExit_ != null) { this._btnExit_.destroy(); this._btnExit_ = null; } }