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C/C++ Source or Header  |  1996-10-03  |  5.2 KB  |  310 lines
  1. /*
  2. **    GadTools layout toolkit
  3. **
  4. **    Copyright © 1993-1996 by Olaf `Olsen' Barthel
  5. **        Freely distributable.
  6. **
  7. **    :ts=4
  8. */
  9.  
  10. #ifndef _GTLAYOUT_GLOBAL_H
  11. #include "gtlayout_global.h"
  12. #endif
  13.  
  14. ObjectNode *
  15. LTP_CreateObjectNode(LayoutHandle *handle,LONG type,ULONG id,STRPTR label)
  16. {
  17.     ObjectNode *node;
  18.     ULONG size,extra;
  19.  
  20.     if(type < BUTTON_KIND || (type > TEXT_KIND && type < INCREMENTER_KIND) || type > BLANK_KIND)
  21.         return(NULL);
  22.  
  23.     switch(type)
  24.     {
  25. #ifdef DO_GAUGE_KIND
  26.  
  27.         case GAUGE_KIND:
  28.  
  29.             extra = sizeof(GaugeExtra);
  30.             break;
  31. #endif
  32.  
  33. #ifdef DO_TAPEDECK_KIND
  34.         case TAPEDECK_KIND:
  35.  
  36.             extra = sizeof(TapeDeckExtra);
  37.             break;
  38. #endif    /* DO_TAPEDECK_KIND */
  39.  
  40. #ifdef DO_LEVEL_KIND
  41.         case LEVEL_KIND:
  42.  
  43.             extra = sizeof(LevelExtra);
  44.             break;
  45. #endif    /* DO_LEVEL_KIND */
  46.  
  47.         case BUTTON_KIND:
  48.  
  49.             extra = sizeof(ButtonExtra);
  50.             break;
  51.  
  52.         case XBAR_KIND:
  53.         case YBAR_KIND:
  54.  
  55.             extra = sizeof(BarExtra);
  56.             break;
  57.  
  58.         case BOX_KIND:
  59.  
  60.             extra = sizeof(BoxExtra);
  61.             break;
  62.  
  63.         case FRAME_KIND:
  64.  
  65.             extra = sizeof(FrameExtra);
  66.             break;
  67.  
  68.         case PICKER_KIND:
  69.  
  70.             extra = sizeof(PickerExtra);
  71.             break;
  72.  
  73.         case INCREMENTER_KIND:
  74.  
  75.             extra = sizeof(IncrementerExtra);
  76.             break;
  77.  
  78.         case LISTVIEW_KIND:
  79.  
  80.             extra = sizeof(ListExtra);
  81.             break;
  82.  
  83.         case MX_KIND:
  84.  
  85.             extra = sizeof(RadioExtra);
  86.             break;
  87.  
  88.         case TEXT_KIND:
  89.  
  90.             extra = sizeof(TextExtra);
  91.             break;
  92.  
  93.         case NUMBER_KIND:
  94.  
  95.             extra = sizeof(NumberExtra);
  96.             break;
  97.  
  98.         case CYCLE_KIND:
  99.  
  100.             extra = sizeof(CycleExtra);
  101.             break;
  102.  
  103. #if defined(DO_POPUP_KIND) && defined(DO_BOOPSI_KIND)
  104.         case POPUP_KIND:
  105.  
  106.             extra = sizeof(PopupExtra);
  107.             break;
  108. #endif
  109.  
  110. #if defined(DO_TAB_KIND) && defined(DO_BOOPSI_KIND)
  111.         case TAB_KIND:
  112.  
  113.             extra = sizeof(TabExtra);
  114.             break;
  115. #endif
  116.  
  117.         case PALETTE_KIND:
  118.  
  119.             extra = sizeof(PalExtra);
  120.             break;
  121.  
  122.         case SLIDER_KIND:
  123.  
  124.             extra = sizeof(SliderExtra);
  125.             break;
  126.  
  127.         case SCROLLER_KIND:
  128.  
  129.             extra = sizeof(ScrollerExtra);
  130.             break;
  131.  
  132.         case INTEGER_KIND:
  133.  
  134.             extra = sizeof(IntegerExtra);
  135.             break;
  136.  
  137.         case PASSWORD_KIND:
  138.         case STRING_KIND:
  139.  
  140.             extra = sizeof(StringExtra);
  141.             break;
  142.  
  143.         case HORIZONTAL_KIND:
  144.         case VERTICAL_KIND:
  145.  
  146.             extra = sizeof(GroupExtra);
  147.             break;
  148.  
  149. #ifdef DO_BOOPSI_KIND
  150.         case BOOPSI_KIND:
  151.  
  152.             extra = sizeof(BOOPSIExtra);
  153.             break;
  154. #endif    /* DO_BOOPSI_KIND */
  155.  
  156.         default:
  157.  
  158.             extra = 0;
  159.             break;
  160.     }
  161.  
  162.     size = offsetof(ObjectNode,Special) + extra;
  163.  
  164.     if(node = LTP_Alloc(handle,size))
  165.     {
  166.         node->Type        = type;
  167.         node->Label        = label;
  168.         node->ID        = id;
  169.         node->PointBack    = node;
  170.  
  171.         switch(type)
  172.         {
  173.             case LISTVIEW_KIND:
  174.  
  175.                 node->LabelPlace                = PLACE_ABOVE;
  176.                 node->Lines                        = 1;
  177.                 node->Current                     = ~0;
  178.                 node->Special.List.LinkID        = -1;
  179.                 node->Special.List.AutoPageID    = -1;
  180.  
  181.                 break;
  182.  
  183.             case PASSWORD_KIND:
  184.             case STRING_KIND:
  185.  
  186.                 node->Special.String.LayoutHandle     = handle;
  187.                 node->Special.String.LinkID            = -1;
  188.                 node->Special.String.MaxChars        = 256;
  189.  
  190.                 break;
  191.  
  192.             case INTEGER_KIND:
  193.  
  194.                 node->Special.Integer.LayoutHandle    = handle;
  195.                 node->Min                            = -2147483647;
  196.                 node->Max                            = 2147483647;
  197.                 node->Special.Integer.MaxChars        = 11;
  198.  
  199.                 break;
  200. #ifdef DO_BOOPSI_KIND
  201.             case BOOPSI_KIND:
  202.  
  203.                 node->Special.BOOPSI.Link = NIL_LINK;
  204.                 break;
  205. #endif    /* DO_BOOPSI_KIND */
  206.  
  207. #ifdef DO_TAPEDECK_KIND
  208.             case TAPEDECK_KIND:
  209.  
  210.                 node->LabelPlace = PLACE_BELOW;
  211.                 break;
  212. #endif    /* DO_TAPEDECK_KIND */
  213.  
  214.             case MX_KIND:
  215.  
  216.                 node->LabelPlace                    = PLACE_RIGHT;
  217.                 node->Special.Radio.TitlePlace        = PLACETEXT_LEFT;
  218.                 node->Special.Radio.AutoPageID        = -1;
  219.  
  220.                 break;
  221. #if defined(DO_POPUP_KIND) && defined(DO_BOOPSI_KIND)
  222.             case POPUP_KIND:
  223.  
  224.                 node->Special.Popup.AutoPageID = -1;
  225.                 break;
  226. #endif
  227.  
  228. #if defined(DO_TAB_KIND) && defined(DO_BOOPSI_KIND)
  229.             case TAB_KIND:
  230.  
  231.                 node->Special.Tab.AutoPageID = -1;
  232.                 break;
  233. #endif
  234.             case CYCLE_KIND:
  235.  
  236.                 node->Special.Cycle.AutoPageID = -1;
  237.                 break;
  238.  
  239.             case SCROLLER_KIND:
  240.  
  241.                 node->Special.Scroller.Visible        = 2;
  242.                 node->Special.Scroller.RelVerify    = TRUE;
  243.                 node->Special.Scroller.Immediate    = TRUE;
  244.                 break;
  245.  
  246.             case SLIDER_KIND:
  247.  
  248.                 node->Special.Slider.LevelPlace        = PLACETEXT_LEFT;
  249.                 node->Special.Slider.LevelFormat    = (LocaleBase && LocaleBase->lb_SysPatches) ? "%lD" : "%ld";
  250.  
  251.                 break;
  252.  
  253.             case FRAME_KIND:
  254.  
  255.                 node->Special.Frame.DrawBox = TRUE;
  256.                 node->Special.Frame.Dummy.GadgetID = id;
  257.                 break;
  258.  
  259.             case BOX_KIND:
  260.  
  261.                 node->Special.Box.DrawBox = TRUE;
  262.                 break;
  263.  
  264.             case TEXT_KIND:
  265.  
  266.                 node->Special.Text.FrontPen = node->Special.Text.BackPen = -1;
  267.                 break;
  268.  
  269.             case NUMBER_KIND:
  270.  
  271.                 node->Special.Number.FrontPen = node->Special.Number.BackPen = -1;
  272.                 node->Special.Number.MaxNumberLen = 10;
  273.                 break;
  274.  
  275.             case HORIZONTAL_KIND:
  276.  
  277.                 node->Special.Group.Horizontal = TRUE;
  278.  
  279.                 /* Fall through to... */
  280.  
  281.             case VERTICAL_KIND:
  282.  
  283.                 node->Type            = GROUP_KIND;
  284.                 node->LabelPlace    = PLACE_IN;
  285. #ifdef NOT_FUNCTIONAL
  286.                 node->Special.Group.UseWidth = node->Special.Group.UseHeight = -1;
  287. #endif    // NOT_FUNCTIONAL
  288.                 break;
  289. #ifdef DO_LEVEL_KIND
  290.             case LEVEL_KIND:
  291.  
  292.                 node->Special.Level.LevelPlace    = PLACETEXT_LEFT;
  293.                 node->LabelPlace                = PLACE_LEFT;
  294.                 node->Special.Level.LevelFormat    = (LocaleBase && LocaleBase->lb_SysPatches) ? "%lD" : "%ld";
  295.  
  296.                 break;
  297. #endif    /* DO_LEVEL_KIND */
  298.  
  299. #ifdef DO_GAUGE_KIND
  300.             case GAUGE_KIND:
  301.  
  302.                 node->Special.Gauge.LastPercentage = -1;
  303.                 break;
  304. #endif    /* DO_GAUGE_KIND */
  305.         }
  306.     }
  307.  
  308.     return(node);
  309. }
  310.