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improved the logic to make the channel layout update faster

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This commit is contained in:
csoler 2023-04-22 18:16:04 +02:00
parent 9d956f6126
commit 3e35ce4ddd
3 changed files with 15 additions and 17 deletions
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22
retroshare-gui/src/gui/gxschannels/GxsChannelPostsModel.cpp
View File

@ -63,7 +63,7 @@ void RsGxsChannelPostsModel::setMode(TreeMode mode)
if(mode == TREE_MODE_LIST)
setNumColumns(2);
triggerViewUpdate();
triggerViewUpdate(true,true);
}
void RsGxsChannelPostsModel::computeCommentCounts( std::vector<RsGxsChannelPost>& posts, std::vector<RsGxsComment>& comments)
@ -118,12 +118,15 @@ void RsGxsChannelPostsModel::preMods()
}
void RsGxsChannelPostsModel::postMods()
{
triggerViewUpdate();
emit layoutChanged();
}
void RsGxsChannelPostsModel::triggerViewUpdate()
void RsGxsChannelPostsModel::triggerViewUpdate(bool data_changed, bool layout_changed)
{
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(rowCount()-1,mColumns-1,(void*)NULL));
if(data_changed)
emit dataChanged(createIndex(0,0,(void*)NULL), createIndex(rowCount()-1,mColumns-1,(void*)NULL));
if(layout_changed)
emit layoutChanged();
}
void RsGxsChannelPostsModel::getFilesList(std::list<ChannelPostFileInfo>& files)
@ -316,17 +319,8 @@ bool RsGxsChannelPostsModel::setNumColumns(int n)
preMods();
beginResetModel();
endResetModel();
mColumns = n;
if (rowCount()>0)
{
beginInsertRows(QModelIndex(),0,rowCount()-1);
endInsertRows();
}
postMods();
return true;
@ -548,7 +542,7 @@ void RsGxsChannelPostsModel::updateSinglePost(const RsGxsChannelPost& post,std::
uint32_t count;
updateFilter(count);
triggerViewUpdate();
triggerViewUpdate(true,false);
}
void RsGxsChannelPostsModel::setPosts(const RsGxsChannelGroup& group, std::vector<RsGxsChannelPost>& posts)

2
retroshare-gui/src/gui/gxschannels/GxsChannelPostsModel.h
View File

@ -115,7 +115,7 @@ public:
void updateChannel(const RsGxsGroupId& channel_group_id);
const RsGxsGroupId& currentGroupId() const;
void triggerViewUpdate();
void triggerViewUpdate(bool data_changed,bool layout_changed);
// sets the number of columns. Returns 0 if nothing changes.
bool setNumColumns(int n);

8
retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.cpp
View File

@ -540,7 +540,11 @@ void GxsChannelPostsWidgetWithModel::updateZoomFactor(int what_to_do)
int n_columns = std::max(1,(int)floor(s.width() / (mChannelPostsDelegate->cellSize(0,font(),s.width()))));
mChannelPostsModel->setNumColumns(n_columns); // forces the update
mChannelPostsModel->triggerViewUpdate();
if(what_to_do)
mChannelPostsModel->triggerViewUpdate(true,false);
else
mChannelPostsModel->triggerViewUpdate(false,true);
}
void GxsChannelPostsWidgetWithModel::sortColumnPostFiles(int col,Qt::SortOrder so)
@ -646,7 +650,7 @@ void GxsChannelPostsWidgetWithModel::switchView()
selectItem(msg_id);
ui->postsTree->setFocus();
mChannelPostsModel->triggerViewUpdate(); // This is already called by setMode(), but the model cannot know how many
mChannelPostsModel->triggerViewUpdate(false,true); // This is already called by setMode(), but the model cannot know how many
// columns is actually has until we call handlePostsTreeSizeChange(), so
// we have to call it again here.
}