status_t
BIconButton::SetIcon(const BMimeType* fileType, bool small)
{
status_t status = fileType ? fileType->InitCheck() : B_BAD_VALUE;
if (status >= B_OK) {
BBitmap* mimeBitmap = new(std::nothrow) BBitmap(BRect(0.0, 0.0, 15.0,
15.0), B_CMAP8);
if (mimeBitmap && mimeBitmap->IsValid()) {
status = fileType->GetIcon(mimeBitmap, small ? B_MINI_ICON
: B_LARGE_ICON);
if (status >= B_OK) {
if (BBitmap* bitmap = _ConvertToRGB32(mimeBitmap)) {
status = _MakeBitmaps(bitmap);
delete bitmap;
} else {
printf("BIconButton::SetIcon() - B_RGB32 bitmap is not "
"valid\n");
}
} else {
printf("BIconButton::SetIcon() - fileType->GetIcon() failed: "
"%s\n", strerror(status));
}
} else
printf("BIconButton::SetIcon() - B_CMAP8 bitmap is not valid\n");
delete mimeBitmap;
} else {
printf("BIconButton::SetIcon() - fileType is not valid: %s\n",
strerror(status));
}
return status;
}
status_t
BIcon::SetExternalBitmap(const BBitmap* bitmap, uint32 which, uint32 flags)
{
BBitmap* ourBitmap = NULL;
if (bitmap != NULL) {
if (!bitmap->IsValid())
return B_BAD_VALUE;
if ((flags & B_KEEP_ICON_BITMAP) != 0) {
ourBitmap = const_cast<BBitmap*>(bitmap);
} else {
ourBitmap = _ConvertToRGB32(bitmap);
if (ourBitmap == NULL)
return B_NO_MEMORY;
}
}
if (!SetBitmap(ourBitmap, which)) {
if (ourBitmap != bitmap)
delete ourBitmap;
return B_NO_MEMORY;
}
return B_OK;
}
status_t
BIconButton::SetIcon(const BBitmap* bitmap, uint32 flags)
{
if (bitmap && bitmap->ColorSpace() == B_CMAP8) {
status_t status = bitmap->InitCheck();
if (status >= B_OK) {
if (BBitmap* rgb32Bitmap = _ConvertToRGB32(bitmap)) {
status = _MakeBitmaps(rgb32Bitmap);
delete rgb32Bitmap;
} else
status = B_NO_MEMORY;
}
return status;
} else
return _MakeBitmaps(bitmap);
}
status_t
BIcon::SetTo(const BBitmap* bitmap, uint32 flags)
{
if (!bitmap->IsValid())
return B_BAD_VALUE;
DeleteBitmaps();
// check the color space
bool hasAlpha = false;
bool canUseForMakeBitmaps = false;
switch (bitmap->ColorSpace()) {
case B_RGBA32:
case B_RGBA32_BIG:
hasAlpha = true;
// fall through
case B_RGB32:
case B_RGB32_BIG:
canUseForMakeBitmaps = true;
break;
case B_UVLA32:
case B_LABA32:
case B_HSIA32:
case B_HSVA32:
case B_HLSA32:
case B_CMYA32:
case B_RGBA15:
case B_RGBA15_BIG:
case B_CMAP8:
hasAlpha = true;
break;
default:
break;
}
BBitmap* trimmedBitmap = NULL;
// trim the bitmap, if requested and the bitmap actually has alpha
status_t error;
if ((flags & (B_TRIM_ICON_BITMAP | B_TRIM_ICON_BITMAP_KEEP_ASPECT)) != 0
&& hasAlpha) {
if (bitmap->ColorSpace() == B_RGBA32) {
error = _TrimBitmap(bitmap,
(flags & B_TRIM_ICON_BITMAP_KEEP_ASPECT) != 0, trimmedBitmap);
} else {
BBitmap* rgb32Bitmap = _ConvertToRGB32(bitmap, true);
if (rgb32Bitmap != NULL) {
error = _TrimBitmap(rgb32Bitmap,
(flags & B_TRIM_ICON_BITMAP_KEEP_ASPECT) != 0,
trimmedBitmap);
delete rgb32Bitmap;
} else
error = B_NO_MEMORY;
}
if (error != B_OK)
return error;
bitmap = trimmedBitmap;
canUseForMakeBitmaps = true;
}
// create the bitmaps
if (canUseForMakeBitmaps) {
error = _MakeBitmaps(bitmap, flags);
} else {
if (BBitmap* rgb32Bitmap = _ConvertToRGB32(bitmap, true)) {
error = _MakeBitmaps(rgb32Bitmap, flags);
delete rgb32Bitmap;
} else
error = B_NO_MEMORY;
}
delete trimmedBitmap;
return error;
}
