improved efficiency of search in tree visualization mode. Re-enabled the search for testing purpose.

This commit is contained in:
csoler 2018-01-23 22:18:35 +01:00
parent 725abad777
commit 1ee353c5a7

View File

@ -87,7 +87,7 @@
// Define to avoid using the search in treeview, because it is really slow for now.
//
#define DONT_USE_SEARCH_IN_TREE_VIEW 1
//#define DONT_USE_SEARCH_IN_TREE_VIEW 1
//#define DEBUG_SHARED_FILES_DIALOG 1
@ -1246,6 +1246,73 @@ void SharedFilesDialog::startFilter()
FilterItems();
}
// This macro make the search expand all items that contain the searched text.
// A bug however, makes RS expand everything when nothing is selected, which is a pain.
#define EXPAND_WHILE_SEARCHING 1
static void recursMakeAllVisible(QTreeView *tree,const QModelIndex& indx)
{
int rowCount = tree->model()->rowCount(indx);
for (int row = 0; row < rowCount; ++row)
{
QModelIndex child_index = indx.child(row,0);
tree->setRowHidden(child_index.row(), indx, false) ;
recursMakeAllVisible(tree,child_index);
}
#ifdef EXPAND_WHILE_SEARCHING
tree->setExpanded(indx,false) ;
#endif
}
//#define DEBUG_SHARED_FILES_DIALOG
static void recursMakeVisible(QTreeView *tree,const QSortFilterProxyModel *proxyModel,const QModelIndex& indx,uint32_t depth,const std::vector<std::set<void*> >& pointers)
{
#ifdef DEBUG_SHARED_FILES_DIALOG
for(uint32_t i=0;i<depth;++i) std::cerr << " " ; std::cerr << "depth " << depth << ": current ref=" << proxyModel->mapToSource(indx).internalPointer() << std::endl;
#endif
int rowCount = tree->model()->rowCount(indx);
const std::set<void*>& ptrs(pointers[depth+1]) ;
#ifdef DEBUG_SHARED_FILES_DIALOG
std::cerr << "Pointers are: " << std::endl;
for(auto it(ptrs.begin());it!=ptrs.end();++it)
std::cerr << *it << std::endl;
#endif
tree->setRowHidden(indx.row(), indx.parent(), false) ;
#ifdef EXPAND_WHILE_SEARCHING
tree->setExpanded(indx,true) ;
#endif
for (int row = 0; row < rowCount; ++row)
{
QModelIndex child_index = indx.child(row,0);
if(ptrs.find(proxyModel->mapToSource(child_index).internalPointer()) != ptrs.end())
{
#ifdef DEBUG_SHARED_FILES_DIALOG
for(uint32_t i=0;i<depth+1;++i) std::cerr << " " ; std::cerr << "object " << proxyModel->mapToSource(child_index).internalPointer() << " visible" << std::endl;
#endif
recursMakeVisible(tree,proxyModel,child_index,depth+1,pointers) ;
}
else
{
tree->setRowHidden(child_index.row(), indx, true) ;
#ifdef EXPAND_WHILE_SEARCHING
tree->setExpanded(child_index,false) ;
#endif
#ifdef DEBUG_SHARED_FILES_DIALOG
for(uint32_t i=0;i<depth+1;++i) std::cerr << " " ; std::cerr << "object " << proxyModel->mapToSource(child_index).internalPointer() << " hidden" << std::endl;
#endif
}
}
}
void SharedFilesDialog::FilterItems()
{
#ifdef DONT_USE_SEARCH_IN_TREE_VIEW
@ -1253,18 +1320,95 @@ void SharedFilesDialog::FilterItems()
return;
#endif
setCursor(Qt::WaitCursor);
ui.dirTreeView->blockSignals(true) ;
QString text = ui.filterPatternLineEdit->text();
setCursor(Qt::WaitCursor);
QCoreApplication::processEvents() ;
if(proxyModel == tree_proxyModel)
{
QCoreApplication::processEvents() ;
std::list<std::string> keywords ;
std::list<DirDetails> result_list ;
if(text.isNull())
{
int rowCount = ui.dirTreeView->model()->rowCount();
for (int row = 0; row < rowCount; ++row)
recursMakeAllVisible(ui.dirTreeView,ui.dirTreeView->model()->index(row, COLUMN_NAME)) ;
return ;
}
keywords.push_back(text.toStdString());
FileSearchFlags flags = isRemote()?RS_FILE_HINTS_REMOTE:RS_FILE_HINTS_LOCAL;
rsFiles->SearchKeywords(keywords,result_list, flags) ;
#ifdef DEBUG_SHARED_FILES_DIALOG
std::cerr << "Found this result: " << std::endl;
#endif
std::vector<std::set<void*> > pointers(2,std::set<void*>()); // at least two levels need to be here.
// Then show only the ones we need
for(auto it(result_list.begin());it!=result_list.end();++it)
{
#ifdef DEBUG_SHARED_FILES_DIALOG
std::cerr << (void*)(*it).ref << " parents: " ;
#endif
DirDetails& det(*it) ;
void *p = NULL;
std::list<void*> lst ;
lst.push_back(det.ref) ;
while(det.type == DIR_TYPE_FILE || det.type == DIR_TYPE_DIR)
{
p = det.parent ;
rsFiles->RequestDirDetails( p, det, flags);
#ifdef DEBUG_SHARED_FILES_DIALOG
std::cerr << " " << (void*)p << "(" << (int)det.type << ")";
#endif
lst.push_front(p) ;
}
#ifdef DEBUG_SHARED_FILES_DIALOG
std::cerr << std::endl;
#endif
uint32_t u=0;
for(auto it2(lst.begin());it2!=lst.end();++it2,++u)
{
if(pointers.size() <= u)
pointers.resize(u+5) ;
pointers[u].insert(*it2) ;
}
}
int rowCount = ui.dirTreeView->model()->rowCount();
for (int row = 0; row < rowCount; ++row)
recursMakeVisible(ui.dirTreeView,proxyModel,ui.dirTreeView->model()->index(row, COLUMN_NAME),0,pointers);
}
else
{
int rowCount = ui.dirTreeView->model()->rowCount();
for (int row = 0; row < rowCount; ++row)
flat_FilterItem(ui.dirTreeView->model()->index(row, COLUMN_NAME), text, 0);
}
#ifdef DEPRECATED_CODE
int rowCount = ui.dirTreeView->model()->rowCount();
for (int row = 0; row < rowCount; ++row)
if(proxyModel == tree_proxyModel)
tree_FilterItem(ui.dirTreeView->model()->index(row, COLUMN_NAME), text, 0);
else
flat_FilterItem(ui.dirTreeView->model()->index(row, COLUMN_NAME), text, 0);
#endif
ui.dirTreeView->blockSignals(false) ;
setCursor(Qt::ArrowCursor);
}