// DeleteChild
status_t
BPartition::DeleteChild(int32 index)
{
if (!fDelegate)
return B_NO_INIT;
BPartition* child = ChildAt(index);
if (!child || child->Parent() != this)
return B_BAD_VALUE;
return fDelegate->DeleteChild(child->fDelegate);
}
virtual bool
Visit(BPartition* partition, int32 level)
{
if (fOnlyOnDeviceID >= 0) {
// only mount partitions on the given device id
// or if the partition ID is already matched
BPartition* device = partition;
while (device->Parent() != NULL) {
if (device->ID() == fOnlyOnDeviceID) {
// we are happy
break;
}
device = device->Parent();
}
if (device->ID() != fOnlyOnDeviceID)
return false;
}
mount_mode mode = !fInitialRescan
&& partition->Device()->IsRemovableMedia()
? fRemovableMode : fNormalMode;
if (mode == kNoVolumes
|| partition->IsMounted()
|| !partition->ContainsFileSystem())
return false;
BPath path;
if (partition->GetPath(&path) != B_OK)
return false;
if (mode == kRestorePreviousVolumes) {
// mount all volumes that were stored in the settings file
const char *volumeName = NULL;
if (partition->ContentName() == NULL
|| fPrevious.FindString(path.Path(), &volumeName)
!= B_OK
|| strcmp(volumeName, partition->ContentName()))
return false;
} else if (mode == kOnlyBFSVolumes) {
if (partition->ContentType() == NULL
|| strcmp(partition->ContentType(), kPartitionTypeBFS))
return false;
}
uint32 mountFlags;
if (!fInitialRescan) {
// Ask the user about mount flags if this is not the
// initial scan.
if (!_SuggestMountFlags(partition, &mountFlags))
return false;
} else {
BString mountFlagsKey(path.Path());
mountFlagsKey << kMountFlagsKeyExtension;
if (fPrevious.FindInt32(mountFlagsKey.String(),
(int32*)&mountFlags) < B_OK) {
mountFlags = 0;
}
}
if (partition->Mount(NULL, mountFlags) != B_OK) {
// TODO: Error to syslog
}
return false;
}
void
MainWindow::_Delete(BDiskDevice* disk, partition_id selectedPartition)
{
if (!disk || selectedPartition < 0) {
_DisplayPartitionError(B_TRANSLATE("You need to select a partition "
"entry from the list."));
return;
}
if (disk->IsReadOnly()) {
_DisplayPartitionError(B_TRANSLATE("The selected disk is read-only."));
return;
}
BPartition* partition = disk->FindDescendant(selectedPartition);
if (!partition) {
_DisplayPartitionError(B_TRANSLATE("Unable to find the selected "
"partition by ID."));
return;
}
BPartition* parent = partition->Parent();
if (!parent) {
_DisplayPartitionError(B_TRANSLATE("The currently selected partition "
"does not have a parent partition."));
return;
}
ModificationPreparer modificationPreparer(disk);
status_t ret = modificationPreparer.ModificationStatus();
if (ret != B_OK) {
_DisplayPartitionError(B_TRANSLATE("There was an error preparing the "
"disk for modifications."), NULL, ret);
return;
}
if (!parent->CanDeleteChild(partition->Index())) {
_DisplayPartitionError(
B_TRANSLATE("Cannot delete the selected partition."));
return;
}
// Warn the user one more time...
BAlert* alert = new BAlert("final notice", B_TRANSLATE("Are you sure you "
"want to delete the selected partition?\n\n"
"All data on the partition will be irretrievably lost if you "
"do so!"), B_TRANSLATE("Delete partition"), B_TRANSLATE("Cancel"), NULL,
B_WIDTH_FROM_WIDEST, B_WARNING_ALERT);
int32 choice = alert->Go();
if (choice == 1)
return;
ret = parent->DeleteChild(partition->Index());
if (ret != B_OK) {
_DisplayPartitionError(
B_TRANSLATE("Could not delete the selected partition."));
return;
}
ret = modificationPreparer.CommitModifications();
if (ret != B_OK) {
_DisplayPartitionError(B_TRANSLATE("Failed to delete the partition. "
"No changes have been written to disk."));
return;
}
_ScanDrives();
fDiskView->ForceUpdate();
}
