workbench/prefs/appearance/themepreview.c

   1 /*
   2     Copyright © 2013, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #define DEBUG 0
   7 #include <aros/debug.h>
   8
   9 #define MUIMASTER_YES_INLINE_STDARG
  10
  11 #include <zune/customclasses.h>
  12 #include <zune/prefseditor.h>
  13
  14 #include <proto/graphics.h>
  15 #include <proto/intuition.h>
  16 #include <proto/muimaster.h>
  17 #include <proto/utility.h>
  18
  19 #include <proto/alib.h>
  20
  21 #ifndef GRAPHICS_RASTPORT_H
  22 #   include <graphics/rastport.h>
  23 #endif
  24
  25 #include <stdlib.h>
  26
  27 #include "locale.h"
  28 #include "themepreview.h"
  29
  30 #if (0)
  31 static    CONST_STRPTR PREVIEWFILE_BASE = "THEME:preview";
  32 static    CONST_STRPTR PREVIEWFILE_WIN = "THEME:preview.win";
  33 static    CONST_STRPTR PREVIEWFILE_ZUNE = "THEME:preview.zune";
  34 static    CONST_STRPTR PREVIEWFILE_WAND = "THEME:preview.wand";
  35 #endif
  36
  37 #define PREVIEW_WIDTH  256
  38 #define PREVIEW_HEIGHT 150
  39
  40 /*** Instance Data **********************************************************/
  41
  42 struct ThemePreview_DATA
  43 {
  44     char *tp_Theme;
  45     struct RastPort *tp_Buffer;
  46 };
  47
  48 /*** Macros *****************************************************************/
  49 #define SETUP_INST_DATA struct ThemePreview_DATA *data = INST_DATA(CLASS, self)
  50
  51 /*** Methods ****************************************************************/
  52 Object *ThemePreview__OM_NEW(Class *CLASS, Object *self, struct opSet *message)
  53 {
  54     D(bug("[ThemePreview] %s()\n", __PRETTY_FUNCTION__));
  55
  56     self = (Object *) DoSuperNewTags
  57     (
  58         CLASS, self, NULL,
  59
  60         MUIA_Frame, MUIV_Frame_ReadList,
  61         MUIA_FrameTitle, _(MSG_PREVIEW),
  62
  63         TAG_DONE
  64     );
  65
  66 #if (0)
  67     if (self)
  68     {
  69         SETUP_INST_DATA;
  70     }
  71 #endif
  72
  73     return self;
  74 }
  75
  76 IPTR ThemePreview__OM_DISPOSE(Class *CLASS, Object *self, Msg message)
  77 {
  78 #if (0)
  79     SETUP_INST_DATA;
  80 #endif
  81
  82     D(bug("[ThemePreview] %s()\n", __PRETTY_FUNCTION__));
  83
  84     return DoSuperMethodA(CLASS, self, message);
  85 }
  86
  87 IPTR ThemePreview__OM_SET(Class *CLASS, Object *self, struct opSet *message)
  88 {
  89 #if (0)
  90     SETUP_INST_DATA;
  91 #endif
  92     struct TagItem *tags, *tag;
  93
  94     for (tags = message->ops_AttrList; (tag = NextTagItem(&tags)); )
  95     {
  96         switch (tag->ti_Tag)
  97         {
  98             case MUIA_ThemePreview_Theme:
  99             {
 100                 D(bug("[ThemePreview] %s: Theme '%s'\n", __PRETTY_FUNCTION__, tag->ti_Data));
 101                 // TODO: Composite preview if available..
 102                 break;
 103             }
 104         }
 105     }
 106
 107     return DoSuperMethodA(CLASS, self, message);
 108 }
 109
 110 IPTR ThemePreview__OM_GET(Class *CLASS, Object *self, struct opGet *message)
 111 {
 112     SETUP_INST_DATA;
 113
 114     switch (message->opg_AttrID)
 115     {
 116         case MUIA_ThemePreview_Theme:
 117             *message->opg_Storage = (IPTR)data->tp_Theme;
 118             break;
 119         default:
 120             return DoSuperMethodA(CLASS, self, (Msg)message);
 121     }
 122
 123     return TRUE;
 124 }
 125
 126 IPTR ThemePreview__MUIM_AskMinMax(struct IClass *CLASS, Object *self, struct MUIP_AskMinMax *message)
 127 {
 128     ULONG       rc = DoSuperMethodA(CLASS, self, (Msg) message);
 129
 130     D(bug("[ThemePreview] %s()\n", __PRETTY_FUNCTION__));
 131
 132     message->MinMaxInfo->MinWidth  += PREVIEW_WIDTH;
 133     message->MinMaxInfo->MinHeight += PREVIEW_HEIGHT;
 134
 135     message->MinMaxInfo->DefWidth  += PREVIEW_WIDTH;
 136     message->MinMaxInfo->DefHeight += PREVIEW_HEIGHT;
 137
 138     message->MinMaxInfo->MaxWidth = MUI_MAXMAX;
 139     message->MinMaxInfo->MaxHeight = MUI_MAXMAX;
 140
 141     return rc;
 142 }
 143
 144 IPTR ThemePreview__MUIM_Draw(struct IClass *CLASS, Object *self, struct MUIP_Draw *message)
 145 {
 146     SETUP_INST_DATA;
 147
 148     APTR        clip;
 149
 150     D(bug("[ThemePreview] %s()\n", __PRETTY_FUNCTION__));
 151
 152     DoSuperMethodA(CLASS, self, (Msg)message);
 153
 154     if (data->tp_Buffer)
 155     {
 156         // Render Preview..
 157         clip = MUI_AddClipping(muiRenderInfo(self), _mleft(self), _mtop(self), _mright(self) - _mleft(self) + 1, _mbottom(self) - _mtop(self) + 1);
 158         BltBitMapRastPort(data->tp_Buffer->BitMap,
 159                   _mleft(self), _mtop(self),
 160                   _rp(self),
 161                   0, 0,
 162                   PREVIEW_WIDTH, PREVIEW_HEIGHT,
 163                   0xC0);
 164         MUI_RemoveClipping(muiRenderInfo(self), clip);
 165     }
 166     else
 167     {
 168         char *unavailableStr = (char *)_(MSG_NOPREVIEW);
 169         int len = strlen(unavailableStr);
 170         struct TextExtent       te;
 171
 172         len = TextFit(_rp(self), unavailableStr, len, &te, NULL, 1, _mright(self) - _mleft(self) + 1, _mbottom(self) - _mtop(self) + 1);
 173
 174         SetDrMd(_rp(self), JAM1);
 175         Move(_rp(self), _mleft(self) + ((_mright(self) - _mleft(self) + 1) >> 1) - (te.te_Width >> 1), _mtop(self) + ((_mbottom(self) - _mtop(self) + 1) >> 1) - (te.te_Height >> 1));
 176         Text(_rp(self), unavailableStr, len);
 177     }
 178     return 0;
 179 }
 180
 181 /*** Setup ******************************************************************/
 182 ZUNE_CUSTOMCLASS_6
 183 (
 184     ThemePreview, NULL, MUIC_Area, NULL,
 185     MUIM_Draw,      struct MUIP_Draw *,
 186     MUIM_AskMinMax, struct MUIP_AskMinMax *,
 187     OM_GET,         struct opGet *,
 188     OM_SET,         struct opSet *,
 189     OM_NEW,         struct opSet *,
 190     OM_DISPOSE,     Msg
 191 );
 192