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attempt to fix crash when threads collide in forum model

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This commit is contained in:
csoler 2018-12-04 09:36:06 +01:00
parent ec0bb5347e
commit fb962c4b5b
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GPG Key ID: 7BCA522266C0804C
4 changed files with 50 additions and 23 deletions
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49
retroshare-gui/src/gui/gxsforums/GxsForumModel.cpp
View File

@ -49,39 +49,46 @@ RsGxsForumModel::RsGxsForumModel(QObject *parent)
mFilteringEnabled=false;
}
void RsGxsForumModel::preMods()
{
emit layoutAboutToBeChanged();
beginResetModel();
}
void RsGxsForumModel::postMods()
{
endResetModel();
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
emit layoutChanged();
}
void RsGxsForumModel::setTreeMode(TreeMode mode)
{
if(mode == mTreeMode)
return;
emit layoutAboutToBeChanged();
preMods();
mTreeMode = mode;
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
emit layoutChanged();
postMods();
}
void RsGxsForumModel::setSortMode(SortMode mode)
{
emit layoutAboutToBeChanged();
preMods();
mSortMode = mode;
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
emit layoutChanged();
postMods();
}
void RsGxsForumModel::initEmptyHierarchy(std::vector<ForumModelPostEntry>& posts)
{
emit layoutAboutToBeChanged();
preMods();
posts.resize(1); // adds a sentinel item
posts[0].mTitle = "Root sentinel post" ;
posts[0].mParent = 0;
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
emit layoutChanged();
postMods();
}
int RsGxsForumModel::rowCount(const QModelIndex& parent) const
@ -474,7 +481,7 @@ uint32_t RsGxsForumModel::recursUpdateFilterStatus(ForumModelIndex i,int column,
void RsGxsForumModel::setFilter(int column,const QStringList& strings,uint32_t& count)
{
emit layoutAboutToBeChanged();
preMods();
if(!strings.empty())
{
@ -484,8 +491,7 @@ void RsGxsForumModel::setFilter(int column,const QStringList& strings,uint32_t&
else
mFilteringEnabled = false;
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
emit layoutChanged();
postMods();
}
QVariant RsGxsForumModel::missingRole(const ForumModelPostEntry& fmpe,int column) const
@ -672,19 +678,18 @@ void RsGxsForumModel::setForum(const RsGxsGroupId& forum_group_id)
void RsGxsForumModel::clear()
{
emit layoutAboutToBeChanged();
preMods();
mPosts.clear();
mPostVersions.clear();
emit layoutChanged();
postMods();
emit forumLoaded();
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
}
void RsGxsForumModel::setPosts(const RsGxsForumGroup& group, const std::vector<ForumModelPostEntry>& posts,const std::map<RsGxsMessageId,std::vector<std::pair<time_t,RsGxsMessageId> > >& post_versions)
{
emit layoutAboutToBeChanged();
preMods();
mForumGroup = group;
mPosts = posts;
@ -707,9 +712,8 @@ void RsGxsForumModel::setPosts(const RsGxsForumGroup& group, const std::vector<F
debug_dump();
#endif
emit layoutChanged();
postMods();
emit forumLoaded();
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
}
void RsGxsForumModel::update_posts(const RsGxsGroupId& group_id)
@ -1139,7 +1143,7 @@ void RsGxsForumModel::setMsgReadStatus(const QModelIndex& i,bool read_status,boo
if(!i.isValid())
return ;
emit layoutAboutToBeChanged();
preMods();
void *ref = i.internalPointer();
uint32_t entry = 0;
@ -1151,8 +1155,7 @@ void RsGxsForumModel::setMsgReadStatus(const QModelIndex& i,bool read_status,boo
recursSetMsgReadStatus(entry,read_status,with_children) ;
recursUpdateReadStatusAndTimes(0,has_unread_below,has_read_below);
emit layoutChanged();
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(0,COLUMN_THREAD_NB_COLUMNS-1,(void*)NULL));
postMods();
}
void RsGxsForumModel::recursSetMsgReadStatus(ForumModelIndex i,bool read_status,bool with_children)

3
retroshare-gui/src/gui/gxsforums/GxsForumModel.h
View File

@ -165,6 +165,9 @@ private:
TreeMode mTreeMode;
SortMode mSortMode;
void preMods() ;
void postMods() ;
void *getParentRef(void *ref,int& row) const;
void *getChildRef(void *ref,int row) const;
//bool hasIndex(int row,int column,const QModelIndex& parent)const;

20
retroshare-gui/src/gui/gxsforums/GxsForumThreadWidget.cpp
View File

@ -305,6 +305,7 @@ GxsForumThreadWidget::GxsForumThreadWidget(const RsGxsGroupId &forumId, QWidget
setUpdateWhenInvisible(true);
mSubscribeFlags = 0;
mUpdating = false;
mSignFlags = 0;
mUnreadCount = 0;
mNewCount = 0;
@ -583,8 +584,12 @@ static void removeMessages(std::map<RsGxsGroupId, std::set<RsGxsMessageId> > &ms
void GxsForumThreadWidget::updateDisplay(bool complete)
{
if(mUpdating)
return;
if (complete) {
/* Fill complete */
mUpdating=true;
updateGroupData();
mThreadModel->setForum(groupId());
insertMessage();
@ -604,6 +609,7 @@ void GxsForumThreadWidget::updateDisplay(bool complete)
if (grpIds.find(groupId())!=grpIds.end()){
updateGroup = true;
/* Update threads */
mUpdating=true;
mThreadModel->setForum(groupId());
} else {
std::map<RsGxsGroupId, std::set<RsGxsMessageId> > msgIds;
@ -615,7 +621,10 @@ void GxsForumThreadWidget::updateDisplay(bool complete)
}
if (msgIds.find(groupId()) != msgIds.end())
{
mUpdating=true;
mThreadModel->setForum(groupId()); /* Update threads */
}
}
if (updateGroup) {
@ -855,6 +864,9 @@ void GxsForumThreadWidget::togglethreadview_internal()
void GxsForumThreadWidget::changedVersion()
{
if(mUpdating)
return;
mThreadId = RsGxsMessageId(ui->versions_CB->itemData(ui->versions_CB->currentIndex()).toString().toStdString()) ;
ui->postText->resetImagesStatus(Settings->getForumLoadEmbeddedImages()) ;
@ -863,6 +875,9 @@ void GxsForumThreadWidget::changedVersion()
void GxsForumThreadWidget::changedThread(QModelIndex index)
{
if(mUpdating)
return;
if(!index.isValid())
{
mThreadId.clear();
@ -884,6 +899,9 @@ void GxsForumThreadWidget::changedThread(QModelIndex index)
void GxsForumThreadWidget::clickedThread(QModelIndex index)
{
if(mUpdating)
return;
if(!index.isValid())
return;
@ -1622,6 +1640,8 @@ void GxsForumThreadWidget::updateGroupName()
ui->forumName->setText(QString::fromUtf8(mForumGroup.mMeta.mGroupName.c_str()));
ui->threadTreeWidget->sortByColumn(RsGxsForumModel::COLUMN_THREAD_DATE, Qt::DescendingOrder);
ui->threadTreeWidget->update();
mUpdating = false;
}
void GxsForumThreadWidget::updateGroupData()
{

1
retroshare-gui/src/gui/gxsforums/GxsForumThreadWidget.h
View File

@ -176,6 +176,7 @@ private:
QString mForumDescription;
int mSubscribeFlags;
int mSignFlags;
bool mUpdating;
bool mInProcessSettings;
bool mInMsgAsReadUnread;
int mLastViewType;