void
SpringLoadedFolderSetMenuStates(const BMenu* menu,
const BObjectList<BString>* typeslist)
{
if (!menu || !typeslist || typeslist->IsEmpty())
return;
// if a types list exists
// iterate through the list and see if each item
// can support any item in the list
// set the enabled state of the item
int32 count = menu->CountItems();
for (int32 index = 0 ; index < count ; index++) {
ModelMenuItem* item = dynamic_cast<ModelMenuItem*>(menu->ItemAt(index));
if (!item)
continue;
const Model* model = item->TargetModel();
if (!model)
continue;
if (model->IsSymLink()) {
// find out what the model is, resolve if symlink
BEntry entry(model->EntryRef(), true);
if (entry.InitCheck() == B_OK) {
if (entry.IsDirectory()) {
// folder? always keep enabled
item->SetEnabled(true);
} else {
// other, check its support
Model resolvedModel(&entry);
int32 supported = resolvedModel.SupportsMimeType(NULL, typeslist);
item->SetEnabled(supported != kDoesNotSupportType);
}
} else
// bad entry ref (bad symlink?), disable
item->SetEnabled(false);
} else if (model->IsDirectory() || model->IsRoot() || model->IsVolume())
// always enabled if a container
item->SetEnabled(true);
else if (model->IsFile() || model->IsExecutable()) {
int32 supported = model->SupportsMimeType(NULL, typeslist);
item->SetEnabled(supported != kDoesNotSupportType);
} else
item->SetEnabled(false);
}
}
ModelMenuItem *
BSlowContextMenu::NewModelItem(Model *model, const BMessage *invokeMessage,
const BMessenger &target, bool suppressFolderHierarchy,
BContainerWindow *parentWindow, const BObjectList<BString> *typeslist,
TrackingHookData *hook)
{
if (model->InitCheck() != B_OK)
return NULL;
entry_ref ref;
bool container = false;
if (model->IsSymLink()) {
Model *newResolvedModel = NULL;
Model *result = model->LinkTo();
if (!result) {
newResolvedModel = new Model(model->EntryRef(), true, true);
if (newResolvedModel->InitCheck() != B_OK) {
// broken link, still can show though, bail
delete newResolvedModel;
newResolvedModel = NULL;
}
result = newResolvedModel;
}
if (result) {
BModelOpener opener(result);
// open the model, if it ain't open already
PoseInfo poseInfo;
ssize_t size = -1;
if (result->Node())
size = result->Node()->ReadAttr(kAttrPoseInfo, B_RAW_TYPE, 0,
&poseInfo, sizeof(poseInfo));
result->CloseNode();
ref = *result->EntryRef();
container = result->IsContainer();
}
model->SetLinkTo(result);
} else {
ref = *model->EntryRef();
container = model->IsContainer();
}
BMessage *message = new BMessage(*invokeMessage);
message->AddRef("refs", model->EntryRef());
// Truncate the name if necessary
BString truncatedString(model->Name());
be_plain_font->TruncateString(&truncatedString, B_TRUNCATE_END,
BNavMenu::GetMaxMenuWidth());
ModelMenuItem *item = NULL;
if (!container || suppressFolderHierarchy) {
item = new ModelMenuItem(model, truncatedString.String(), message);
if (invokeMessage->what != B_REFS_RECEIVED)
item->SetEnabled(false);
} else {
BNavMenu *menu = new BNavMenu(truncatedString.String(),
invokeMessage->what, target, parentWindow, typeslist);
menu->SetNavDir(&ref);
if (hook)
menu->InitTrackingHook(hook->fTrackingHook, &(hook->fTarget),
hook->fDragMessage);
item = new ModelMenuItem(model, menu);
item->SetMessage(message);
}
return item;
}
ModelMenuItem *
BNavMenu::NewModelItem(Model *model, const BMessage *invokeMessage,
const BMessenger &target, bool suppressFolderHierarchy,
BContainerWindow *parentWindow, const BObjectList<BString> *typeslist,
TrackingHookData *hook)
{
if (model->InitCheck() != B_OK)
return 0;
entry_ref ref;
bool container = false;
if (model->IsSymLink()) {
Model *newResolvedModel = 0;
Model *result = model->LinkTo();
if (!result) {
newResolvedModel = new Model(model->EntryRef(), true, true);
if (newResolvedModel->InitCheck() != B_OK) {
// broken link, still can show though, bail
delete newResolvedModel;
result = 0;
} else
result = newResolvedModel;
}
if (result) {
BModelOpener opener(result);
// open the model, if it ain't open already
PoseInfo poseInfo;
ssize_t size = -1;
if (result->Node())
size = result->Node()->ReadAttr(kAttrPoseInfo, B_RAW_TYPE, 0,
&poseInfo, sizeof(poseInfo));
result->CloseNode();
if (size == sizeof(poseInfo) && !BPoseView::PoseVisible(result,
&poseInfo, false)) {
// link target sez it doesn't want to be visible,
// don't show the link
PRINT(("not showing hidden item %s\n", model->Name()));
delete newResolvedModel;
return 0;
}
ref = *result->EntryRef();
container = result->IsContainer();
}
model->SetLinkTo(result);
} else {
ref = *model->EntryRef();
container = model->IsContainer();
}
BMessage *message = new BMessage(*invokeMessage);
message->AddRef("refs", model->EntryRef());
// Truncate the name if necessary
BString truncatedString;
TruncString(be_plain_font, model->Name(), truncatedString, GetMaxMenuWidth());
ModelMenuItem *item = NULL;
if (!container || suppressFolderHierarchy) {
item = new ModelMenuItem(model, truncatedString.String(), message);
if (invokeMessage->what != B_REFS_RECEIVED)
item->SetEnabled(false);
// the above is broken for FavoritesMenu::AddNextItem, which uses a
// workaround - should fix this
} else {
BNavMenu *menu = new BNavMenu(truncatedString.String(),
invokeMessage->what, target, parentWindow, typeslist);
menu->SetNavDir(&ref);
if (hook)
menu->InitTrackingHook(hook->fTrackingHook, &(hook->fTarget),
hook->fDragMessage);
item = new ModelMenuItem(model, menu);
item->SetMessage(message);
}
return item;
}
