workbench/classes/zune/iconimage/iconimage.c

   1 /*
   2     Copyright © 2003-2004, The AROS Development Team. All rights reserved.
   3     This file is part of the IconImage class, which is distributed under
   4     the terms of version 2.1 of the GNU Lesser General Public License.
   5
   6     $Id$
   7 */
   8
   9 #define MUIMASTER_YES_INLINE_STDARG
  10
  11 #include <workbench/workbench.h>
  12 #include <workbench/icon.h>
  13 #include <utility/tagitem.h>
  14 #include <libraries/mui.h>
  15 #include <dos/dos.h>
  16
  17 #include <proto/muimaster.h>
  18 #include <proto/intuition.h>
  19 #include <proto/utility.h>
  20 #include <proto/locale.h>
  21 #include <proto/dos.h>
  22 #include <proto/icon.h>
  23
  24 #include <string.h>
  25
  26 #include "iconimage.h"
  27 #include "iconimage_private.h"
  28
  29
  30 /*** Methods ****************************************************************/
  31 Object *IconImage__OM_NEW
  32 (
  33     Class *CLASS, Object *self, struct opSet *message
  34 )
  35 {
  36     struct IconImage_DATA *data       = NULL;
  37     const struct TagItem  *tstate = message->ops_AttrList;
  38     struct TagItem        *tag        = NULL;
  39     struct DiskObject     *diskObject = NULL;
  40     CONST_STRPTR           file       = NULL;
  41
  42     while ((tag = NextTagItem(&tstate)) != NULL)
  43     {
  44         switch (tag->ti_Tag)
  45         {
  46             case MUIA_IconImage_DiskObject:
  47                 diskObject = (struct DiskObject *) tag->ti_Data;
  48                 break;
  49
  50             case MUIA_IconImage_File:
  51                 file = (CONST_STRPTR) tag->ti_Data;
  52                 break;
  53         }
  54     }
  55
  56     if (diskObject == NULL && file == NULL) goto error; /* Must specify one */
  57     if (diskObject != NULL && file != NULL) goto error; /* Cannot specify both */
  58
  59     if (diskObject == NULL && file != NULL)
  60     {
  61         diskObject = GetDiskObjectNew(file);
  62         if (diskObject == NULL) goto error;
  63     }
  64
  65     self = (Object *) DoSuperNewTags
  66     (
  67         CLASS, self, NULL,
  68
  69         MUIA_FillArea,        FALSE,
  70         TAG_MORE,      (IPTR) message->ops_AttrList
  71     );
  72
  73     if (self == NULL) goto error;
  74
  75     data = INST_DATA(CLASS, self);
  76     data->iid_DiskObject = diskObject;
  77
  78     return self;
  79
  80 error:
  81     return NULL;
  82 }
  83
  84 IPTR IconImage__MUIM_Draw
  85 (
  86     Class *CLASS, Object *self, struct MUIP_Draw *message
  87 )
  88 {
  89     struct IconImage_DATA *data = INST_DATA(CLASS, self);
  90     IPTR                   rc   = DoSuperMethodA(CLASS, self, (Msg) message);
  91     IPTR                   selected;
  92
  93     DoMethod
  94     (
  95         self, MUIM_DrawParentBackground,
  96         _mleft(self), _mtop(self), _mwidth(self), _mheight(self), 0, 0, 0
  97     );
  98
  99     get(self, MUIA_Selected, &selected);
 100
 101     DrawIconState
 102     (
 103         _rp(self), data->iid_DiskObject, NULL,
 104         _mleft(self), _mtop(self), selected ? IDS_SELECTED : IDS_NORMAL,
 105
 106         ICONDRAWA_Frameless,       TRUE,
 107         ICONDRAWA_Borderless,      TRUE,
 108         ICONDRAWA_EraseBackground, FALSE,
 109         TAG_DONE
 110     );
 111
 112     return rc;
 113 }
 114
 115 IPTR IconImage__MUIM_AskMinMax
 116 (
 117     Class *CLASS, Object *self, struct MUIP_AskMinMax *message
 118 )
 119 {
 120     struct IconImage_DATA *data = INST_DATA(CLASS, self);
 121     IPTR                   rc   = DoSuperMethodA(CLASS, self, (Msg) message);
 122     struct Rectangle       size;
 123
 124     memset(&size, 0, sizeof(struct Rectangle));
 125
 126     if
 127     (
 128         GetIconRectangle
 129         (
 130             _rp(self), data->iid_DiskObject, NULL, &size,
 131
 132             ICONDRAWA_Borderless, TRUE,
 133             TAG_DONE
 134         )
 135     )
 136     {
 137         WORD w = size.MaxX - size.MinX + 1;
 138         WORD h = size.MaxY - size.MinY + 1;
 139
 140         message->MinMaxInfo->MinWidth  += w;
 141         message->MinMaxInfo->MaxWidth  += w;
 142         message->MinMaxInfo->DefWidth  += w;
 143         message->MinMaxInfo->MinHeight += h;
 144         message->MinMaxInfo->MaxHeight += h;
 145         message->MinMaxInfo->DefHeight += h;
 146     }
 147
 148     return rc;
 149 }