Boopsi, 291 - see also Appendix B: Boopsi Class Reference
  AddClass(), 312
  attribute, 293
  attributes - OM_GET, 311, setting, 295, 296, 309
  Boopsi and Tags, 294
  Building on Existing Public Classes, 306
  Building Rkmmodelclass, 306
  buttonglclass, 315
  Callback Hooks, 312
  caveats - message, 293, struct GadgetInfo, 316
  class, 292
    creating, 305
    custom, 305
    private, 293
    public, 293
  class reference, 891
  Creating an Object, 294
  dispatcher, 305
  Dispatcher Hook, 312
  DisposeObject(), 295
  Disposing of an Object, 295
  DoMethod(), 302
  DoMethodA(), 302
  DoSuperMethod(), 310
  DoSuperMethodA(), 308, 310
  Example
    custom gadget class, 323
    custom model subclass, 312
    Talk2boopsi.c, 299
  function descriptions, 330
  gadget, 291
    ActivateGadget(), 321
    active gadget, 323
    GFLG_DISABLED, 321
    GMR_MEACTIVE, 321
    GMR_NEXTACTIVE, 321
    GMR_NOREUSE, 321
    GMR_PREVACTIVE, 321
    GMR_REUSE, 321
    GM_GOINACTIVE, 322
    handling input, 320
    implemention of, 318
    Methods, 318
    ObtainGIRPort(), 323
    ReleaseGIRPort(), 323
    RemoveGList(), 322
    rendering a gadget, 319
  gadgetclass, 292, 297
    buttongclass, 297
    frbuttonclass, 298
    groupgclass, 297
    propgclass, 297
    strgclass, 297
  GA_RelVerify, 301
  GetAttr(), 296, 301
  getting attributes, 296
  GFLG_RELVERIFY, 301
  GMR_GADGETHIT, 320
  GM_GOACTIVE, 318, 320
  GM_GOINACTIVE, 318
  GM_HANDLEINPUT, 318, 321
  GM_HITTEST, 318, 320
  GM_RENDER, 318, 319
  GREDRAW_REDRAW, 319
  GREDRAW_TOGGLE, 319
  GREDRAW_UPDATE, 319
  handling input, 320
  ICA_MAP - Boopsi gadgets, 299, icclass, 302
  ICA_TARGET, 309 - Boopsi gadgets, 298, 302, icclass, 302
  icclass, 292, 297, 302
  ICSPECIAL_CODE - Boopsi gadgets, 302
  IDCMP_GADGETUP, 301
  IDCMP_IDCMPUPDATE - Boopsi gadgets, 302
  imageclass, 292, 297
    fillrectclass, 297
    frameiclass, 297
    itexticlass, 297
    sysiclass, 297
  Images, 291
  inheritance, 293, 306, 311
  input events, 321
  instance, 292
  instance data, 293, 308 - initializing, 308
  INST_DATA() macro, 309
  Intuition public classes, 297
  MakeClass(), 311
  Making Objects Talk to Each Other, 298
  Making Objects Talk to the Application, 301
  message, 293 - final, 309, interim, 309
  methods, 293
  modelclass, 302
  Msg, 307
  NewObject(), 295
  NewObjectA(), 294
  object, 292
  ObtainGIRPort(), 319
  obtaining gadget RastPort, 319
  OM_ADDMEMBER, 302, 307
  OM_ADDTAIL, 307
  OM_DISPOSE, 296, 307
  OM_GET, 296, 307, 311
  OM_NEW, 296, 307, 308
  OM_NOTIFY, 307, 309
  OM_REMMEMBER, 307
  OM_REMOVE, 307
  OM_SET, 296, 305, 307, 309 - Boopsi gadgets, 298
  OM_UPDATE, 307, 309 - Boopsi gadgets, 298
  OOP Overview, 292
  OPUF_INTERIM, 309
  RemoveClass(), 312
  rootclass, 292, 297
  SetAttrs(), 295
  SetGadgetAttrs(), 295, 305
  setting attributes, 295
  struct GadgetInfo, 316, 318
  struct gpGoInactive, 322
  struct gpHitTest, 320
  struct gpInput, 320
  struct gpRender, 319
  struct Hook, 312
  struct InputEvent, 321
  struct Msg, 303
  struct opGet, 311
  struct opMember, 303
  struct opSet, 305, 308
  struct opUpdate, 309
  subclass, 292
  superclass, 292
  typedef Class, 305
  user input, 321
  White Boxes--The Transparent Base Classes, 316
  Writing a Dispatcher, 307

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