void CollectionsPanel::ConnectCollectionListeners()
{
for ( M_AssetCollections::const_iterator itr = m_CollectionManager->GetCollections().begin(),
end = m_CollectionManager->GetCollections().end(); itr != end; ++itr )
{
AssetCollection* collection = itr->second;
collection->AddChangedListener( Reflect::ElementChangeSignature::Delegate( this, &CollectionsPanel::OnCollectionModified ) );
}
}
void CollectionsPanel::OnAssetCollectionsChanged( const Reflect::ElementChangeArgs& args )
{
HELIUM_ASSERT( m_CollectionManager == args.m_Element );
for ( M_AssetCollections::const_iterator collectionItr = m_CollectionManager->GetCollections().begin(),
collectionEnd = m_CollectionManager->GetCollections().end(); collectionItr != collectionEnd; ++collectionItr )
{
AssetCollection* collection = collectionItr->second;
collection->AddChangedListener( Reflect::ElementChangeSignature::Delegate( this, &CollectionsPanel::OnCollectionModified ) );
}
UpdateCollections();
}
void SearchHistory::PushHistory( const SearchQuery* query )
{
// we should always have a query here
HELIUM_ASSERT( query );
if ( m_Active || !query )
{
return;
}
if ( m_Current && (*m_Current) == (*query) )
{
return;
}
//if ( m_BatchState > 0 )
//{
// m_Batch->Push( query );
// return;
//}
// we have a new query, so delete all subsequent queries from our current position
m_Forward.clear();
// if we have a finite length and we are full, remove the oldest query
while ( m_MaxHistory > 0 && GetLength() >= m_MaxHistory )
{
m_Back.erase( m_Back.begin() );
}
// if we have a current, move that to the Back list
if ( m_Current )
{
// append our query to the queue
m_Back.push_back( m_Current );
AssetCollection* oldCollection = m_Current->GetCollection();
if ( oldCollection )
{
oldCollection->RemoveChangedListener( Reflect::ElementChangeSignature::Delegate( this, &SearchHistory::OnCollectionChanged ) );
}
}
m_Current = query;
AssetCollection* collection = m_Current->GetCollection();
if ( collection )
{
collection->AddChangedListener( Reflect::ElementChangeSignature::Delegate( this, &SearchHistory::OnCollectionChanged ) );
}
// fire an event to interested listeners
m_Changed.Raise( SearchHistoryChangeArgs( this, query ) );
}
void SearchHistory::Forward( int historyIndex )
{
m_Active = true;
int index = historyIndex < 0 ? (int)m_Forward.size() - 1 : historyIndex;
// if the forward stack is not empty
if ( (int)m_Forward.size() > index )
{
// get the query at the next position
SearchQueryPtr query = NULL;
while ( m_Forward.size() && (int)m_Forward.size() > index )
{
query = m_Forward.back();
m_Forward.pop_back();
//if there's something in Current, move it to the back list
if ( m_Current )
{
m_Back.push_back( m_Current );
AssetCollection* oldCollection = m_Current->GetCollection();
if ( oldCollection )
{
oldCollection->RemoveChangedListener( Reflect::ElementChangeSignature::Delegate( this, &SearchHistory::OnCollectionChanged ) );
}
}
m_Current = query;
AssetCollection* collection = m_Current->GetCollection();
if ( collection )
{
collection->AddChangedListener( Reflect::ElementChangeSignature::Delegate( this, &SearchHistory::OnCollectionChanged ) );
}
}
if ( query )
{
PushMRU( query );
if ( m_VaultSearch )
{
m_VaultSearch->RequestSearch( query );
}
m_GoForward.Raise( SearchHistoryChangeArgs( this, query.Ptr() ) );
}
}
m_Active = false;
}
