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added temporisation to update of Flat shared files view. Makes it more handy for large lists

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4144 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
csoler 2011-04-09 19:43:09 +00:00
parent 2796ec6048
commit 210b43dc47
2 changed files with 28 additions and 6 deletions
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26
retroshare-gui/src/gui/RemoteDirModel.cpp
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@ -24,6 +24,7 @@
#include <QDesktopServices>
#include <QUrl>
#include <QMimeData>
#include <QTimer>
#include "RemoteDirModel.h"
#include <retroshare/rsfiles.h>
@ -1294,18 +1295,28 @@ TreeStyle_RDM::~TreeStyle_RDM()
void FlatStyle_RDM::postMods()
{
_ref_entries.clear() ;
_ref_stack.clear() ;
_ref_stack.push_back(NULL) ; // init the stack with the topmost parent directory
std::cerr << "FlatStyle_RDM::postMods(): cleared ref entries" << std::endl;
updateRefs() ;
}
std::vector<void *> stack(1,(void *)NULL) ;
void FlatStyle_RDM::updateRefs()
{
RetroshareDirModel::preMods() ;
while(!stack.empty())
static const uint32_t MAX_REFS_PER_SECOND = 2000 ;
uint32_t nb_treated_refs = 0 ;
while(!_ref_stack.empty())
{
void *ref = stack.back() ;
void *ref = _ref_stack.back() ;
#ifdef RDM_DEBUG
std::cerr << "FlatStyle_RDM::postMods(): poped ref " << ref << std::endl;
#endif
stack.pop_back() ;
_ref_stack.pop_back() ;
uint32_t flags = DIR_FLAGS_DETAILS;
DirDetails details ;
@ -1317,7 +1328,12 @@ void FlatStyle_RDM::postMods()
std::cerr << "FlatStyle_RDM::postMods(): addign ref " << ref << std::endl;
#endif
for(std::list<DirStub>::iterator it = details.children.begin(); it != details.children.end(); it++)
stack.push_back(it->ref) ;
_ref_stack.push_back(it->ref) ;
}
if(++nb_treated_refs > MAX_REFS_PER_SECOND) // we've done enough, let's give back hand to
{ // the user and setup a timer to finish the job later.
QTimer::singleShot(500,this,SLOT(updateRefs())) ;
break ;
}
}
std::cerr << "reference tab contains " << _ref_entries.size() << " files" << std::endl;