[partition] add job-removal to the support classes

This commit is contained in:
Adriaan de Groot 2020-09-21 16:36:43 +02:00
parent 17914b9cf9
commit 1f77441333

View File

@ -102,18 +102,21 @@ private:
DECLARE_HAS_METHOD( updatePreview )
template < typename Job >
void updatePreview( Job* job, const std::true_type& )
void
updatePreview( Job* job, const std::true_type& )
{
job->updatePreview();
}
template < typename Job >
void updatePreview( Job* job, const std::false_type& )
void
updatePreview( Job* job, const std::false_type& )
{
}
template < typename Job >
void updatePreview( Job* job )
void
updatePreview( Job* job )
{
updatePreview( job, has_updatePreview< Job > {} );
}
@ -137,6 +140,33 @@ struct PartitionCoreModule::DeviceInfo
const Calamares::JobList& jobs() const { return m_jobs; }
/** @brief Take the jobs of the given type that apply to @p partition
*
* Returns a job pointer to the job that has just been removed.
*/
template < typename Job >
Calamares::job_ptr takeJob( Partition* partition )
{
for ( auto it = m_jobs.begin(); it != m_jobs.end(); )
{
Job* job = qobject_cast< Job* >( it->data() );
if ( job && job->partition() == partition )
{
Calamares::job_ptr p = *it;
it = m_jobs.erase( it );
return p;
}
else
{
++it;
}
}
return Calamares::job_ptr( nullptr );
}
/** @brief Add a job of given type to the job list
*/
template < typename Job, typename... Args >
Calamares::Job* makeJob( Args... a )
{
@ -456,26 +486,20 @@ PartitionCoreModule::deletePartition( Device* device, Partition* partition )
const Calamares::JobList& jobs = deviceInfo->jobs();
if ( partition->state() == KPM_PARTITION_STATE( New ) )
{
// First remove matching SetPartFlagsJobs
for ( auto it = jobs.begin(); it != jobs.end(); )
// Take all the SetPartFlagsJob from the list and delete them
do
{
SetPartFlagsJob* job = qobject_cast< SetPartFlagsJob* >( it->data() );
if ( job && job->partition() == partition )
auto job_ptr = deviceInfo->takeJob< SetPartFlagsJob >( partition );
if ( job_ptr.data() )
{
it = jobs.erase( it );
}
else
{
++it;
}
continue;
}
} while ( false );
// Find matching CreatePartitionJob
auto it = std::find_if( jobs.begin(), jobs.end(), [partition]( Calamares::job_ptr job ) {
CreatePartitionJob* createJob = qobject_cast< CreatePartitionJob* >( job.data() );
return createJob && createJob->partition() == partition;
} );
if ( it == jobs.end() )
auto job_ptr = deviceInfo->takeJob< CreatePartitionJob >( partition );
if ( !job_ptr.data() )
{
cDebug() << "Failed to find a CreatePartitionJob matching the partition to remove";
return;
@ -488,7 +512,6 @@ PartitionCoreModule::deletePartition( Device* device, Partition* partition )
}
device->partitionTable()->updateUnallocated( *device );
jobs.erase( it );
// The partition is no longer referenced by either a job or the device
// partition list, so we have to delete it
delete partition;
@ -496,18 +519,14 @@ PartitionCoreModule::deletePartition( Device* device, Partition* partition )
else
{
// Remove any PartitionJob on this partition
for ( auto it = jobs.begin(); it != jobs.end(); )
do
{
PartitionJob* job = qobject_cast< PartitionJob* >( it->data() );
if ( job && job->partition() == partition )
auto job_ptr = deviceInfo->takeJob< PartitionJob >( partition );
if ( job_ptr.data() )
{
it = jobs.erase( it );
}
else
{
++it;
}
continue;
}
} while ( false );
deviceInfo->makeJob< DeletePartitionJob >( partition );
}