status_t
icon_for_type(const BMimeType& type, uint8** _data, size_t* _size,
icon_source* _source)
{
if (_data == NULL || _size == NULL)
return B_BAD_VALUE;
icon_source source = kNoIcon;
uint8* data;
size_t size;
if (type.GetIcon(&data, &size) == B_OK)
source = kOwnIcon;
if (source == kNoIcon) {
// check for icon from preferred app
char preferred[B_MIME_TYPE_LENGTH];
if (type.GetPreferredApp(preferred) == B_OK) {
BMimeType preferredApp(preferred);
if (preferredApp.GetIconForType(type.Type(), &data, &size) == B_OK)
source = kApplicationIcon;
}
}
if (source == kNoIcon) {
// check super type for an icon
BMimeType superType;
if (type.GetSupertype(&superType) == B_OK) {
if (superType.GetIcon(&data, &size) == B_OK)
source = kSupertypeIcon;
else {
// check the super type's preferred app
char preferred[B_MIME_TYPE_LENGTH];
if (superType.GetPreferredApp(preferred) == B_OK) {
BMimeType preferredApp(preferred);
if (preferredApp.GetIconForType(superType.Type(),
&data, &size) == B_OK)
source = kSupertypeIcon;
}
}
}
}
if (source != kNoIcon) {
*_data = data;
*_size = size;
} // NOTE: else there is no data, so nothing is leaked.
if (_source)
*_source = source;
return source != kNoIcon ? B_OK : B_ERROR;
}
status_t
icon_for_type(const BMimeType& type, BBitmap& bitmap, icon_size size,
icon_source* _source)
{
icon_source source = kNoIcon;
if (type.GetIcon(&bitmap, size) == B_OK)
source = kOwnIcon;
if (source == kNoIcon) {
// check for icon from preferred app
char preferred[B_MIME_TYPE_LENGTH];
if (type.GetPreferredApp(preferred) == B_OK) {
BMimeType preferredApp(preferred);
if (preferredApp.GetIconForType(type.Type(), &bitmap, size) == B_OK)
source = kApplicationIcon;
}
}
if (source == kNoIcon) {
// check super type for an icon
BMimeType superType;
if (type.GetSupertype(&superType) == B_OK) {
if (superType.GetIcon(&bitmap, size) == B_OK)
source = kSupertypeIcon;
else {
// check the super type's preferred app
char preferred[B_MIME_TYPE_LENGTH];
if (superType.GetPreferredApp(preferred) == B_OK) {
BMimeType preferredApp(preferred);
if (preferredApp.GetIconForType(superType.Type(),
&bitmap, size) == B_OK)
source = kSupertypeIcon;
}
}
}
}
if (_source)
*_source = source;
return source != kNoIcon ? B_OK : B_ERROR;
}
bool
mimetype_is_application_signature(BMimeType& type)
{
char preferredApp[B_MIME_TYPE_LENGTH];
// The preferred application of an application is the same
// as its signature.
return type.GetPreferredApp(preferredApp) == B_OK
&& !strcasecmp(type.Type(), preferredApp);
}
static status_t
GetTrackerIcon(BMimeType &type, BBitmap *icon, icon_size iconSize)
{
// set some icon size related variables
status_t error = B_OK;
BRect bounds;
switch (iconSize) {
case B_MINI_ICON:
bounds.Set(0, 0, 15, 15);
break;
case B_LARGE_ICON:
bounds.Set(0, 0, 31, 31);
break;
default:
error = B_BAD_VALUE;
break;
}
// check parameters and initialization
if (error == B_OK
&& (!icon || icon->InitCheck() != B_OK || icon->Bounds() != bounds))
return B_BAD_VALUE;
bool success = false;
// Ask the MIME database for the preferred application for the file type
// and whether this application has a special icon for the type.
char signature[B_MIME_TYPE_LENGTH];
if (type.GetPreferredApp(signature) == B_OK) {
BMimeType type(signature);
success = (type.GetIconForType(type.Type(), icon, iconSize) == B_OK);
}
// Ask the MIME database whether there is an icon for the node's file type.
if (error == B_OK && !success)
success = (type.GetIcon(icon, iconSize) == B_OK);
// Ask the MIME database for the super type and start all over
if (error == B_OK && !success) {
BMimeType super;
if (type.GetSupertype(&super) == B_OK)
return GetTrackerIcon(super, icon, iconSize);
}
// Return the icon for "application/octet-stream" from the MIME database.
if (error == B_OK && !success) {
// get the "application/octet-stream" icon
BMimeType type("application/octet-stream");
error = type.GetIcon(icon, iconSize);
}
return error;
}
ShortMimeInfo::ShortMimeInfo(const BMimeType& mimeType)
:
fCommonMimeType(true)
{
fPrivateName = mimeType.Type();
char buffer[B_MIME_TYPE_LENGTH];
// weed out apps - their preferred handler is themselves
if (mimeType.GetPreferredApp(buffer) == B_OK
&& fPrivateName.ICompare(buffer) == 0) {
fCommonMimeType = false;
}
// weed out metamimes without a short description
if (mimeType.GetShortDescription(buffer) != B_OK || buffer[0] == 0)
fCommonMimeType = false;
else
fShortDescription = buffer;
}
BMenu*
PieView::_BuildOpenWithMenu(FileInfo* info)
{
vector<AppMenuItem*> appList;
// Get preferred app.
BMimeType* type = info->Type();
char appSignature[B_MIME_TYPE_LENGTH];
if (type->GetPreferredApp(appSignature) == B_OK)
_AddAppToList(appList, appSignature, 1);
// Get apps that handle this subtype and supertype.
BMessage msg;
if (type->GetSupportingApps(&msg) == B_OK) {
int32 subs, supers, i;
msg.FindInt32("be:sub", &subs);
msg.FindInt32("be:super", &supers);
const char* appSig;
for (i = 0; i < subs; i++) {
msg.FindString("applications", i, &appSig);
_AddAppToList(appList, appSig, 2);
}
int hold = i;
for (i = 0; i < supers; i++) {
msg.FindString("applications", i + hold, &appSig);
_AddAppToList(appList, appSig, 3);
}
}
// Get apps that handle any type.
if (BMimeType::GetWildcardApps(&msg) == B_OK) {
const char* appSig;
for (int32 i = 0; true; i++) {
if (msg.FindString("applications", i, &appSig) == B_OK)
_AddAppToList(appList, appSig, 4);
else
break;
}
}
delete type;
BMenu* openWith = new BMenu(B_TRANSLATE("Open With"));
if (appList.size() == 0) {
BMenuItem* item = new BMenuItem(B_TRANSLATE("no supporting apps"),
NULL);
item->SetEnabled(false);
openWith->AddItem(item);
} else {
vector<AppMenuItem*>::iterator i = appList.begin();
int category = (*i)->Category();
while (i != appList.end()) {
if (category != (*i)->Category()) {
openWith->AddSeparatorItem();
category = (*i)->Category();
}
openWith->AddItem(*i);
i++;
}
}
return openWith;
}
