CMimeItem::CMimeItem(const char *mime)
{
fMime.SetTo(mime);
memset(fIcon, B_TRANSPARENT_8_BIT, 256);
memset(fIconSelected, B_TRANSPARENT_8_BIT, 256);
BBitmap bm(BRect(0, 0, 15, 15), B_COLOR_8_BIT);
if (fMime.GetIcon(&bm, B_MINI_ICON) != B_OK)
{
try
{
char p[PATH_MAX];
if (find_directory(B_SYSTEM_TEMP_DIRECTORY, 0, true, p, PATH_MAX) == B_OK)
{
BDirectory tmpdir;
FailOSErr(tmpdir.SetTo(p));
time_t t;
time(&t);
sprintf(p, "tmp.pe_is_looking_for_a_mime_icon:%ld", t);
BFile f;
FailOSErr(tmpdir.CreateFile(p, &f));
BNodeInfo ni;
FailOSErr(ni.SetTo(&f));
FailOSErr(ni.SetType(mime));
FailOSErr(ni.GetTrackerIcon(&bm, B_MINI_ICON));
}
}
catch (HErr& e) { }
}
for (int i = 0; i < 16; i++)
{
unsigned char *ba = (unsigned char *)((unsigned char *)bm.Bits() + bm.BytesPerRow() * i);
memcpy(fIcon + i * 16, ba, 16);
for (int j = 0; j < 16; j++)
if (ba[j] < 255)
fIconSelected[j + i * 16] = gSelectedMap[ba[j]];
}
} /* CMimeItem::CMimeItem */
void
IconView::Update()
{
delete fIcon;
fIcon = NULL;
Invalidate();
// this will actually trigger a redraw *after* we updated the icon below
BBitmap* icon = NULL;
if (fHasRef) {
BFile file(&fRef, B_READ_ONLY);
if (file.InitCheck() != B_OK)
return;
BNodeInfo info;
if (info.SetTo(&file) != B_OK)
return;
icon = Icon::AllocateBitmap(fIconSize);
if (icon != NULL && info.GetTrackerIcon(icon,
(icon_size)fIconSize) != B_OK) {
delete icon;
return;
}
} else if (fHasType) {
icon = Icon::AllocateBitmap(fIconSize);
if (icon != NULL && icon_for_type(fType, *icon, (icon_size)fIconSize,
&fSource) != B_OK) {
delete icon;
return;
}
} else if (fIconData) {
icon = Icon::AllocateBitmap(fIconSize);
if (fIconData->GetIcon(icon) != B_OK) {
delete icon;
icon = NULL;
}
}
fIcon = icon;
}
