history model: emit row remove and inserted signals

emit these signals instead of reset model when reloading
the categories, like the contacts model

Refs #71950

src/categorizedcontactmodel.cpp

@@ -259,7 +259,6 @@ ContactTreeNode* CategorizedContactModelPrivate::getContactTopLevelItem(const QS
 void CategorizedContactModelPrivate::reloadCategories()
 {
    emit q_ptr->layoutAboutToBeChanged(); //FIXME far from optimal
-   q_ptr->beginResetModel();
    m_hCategories.clear();
    q_ptr->beginRemoveRows(QModelIndex(),0,m_lCategoryCounter.size()-1);
    foreach(ContactTreeNode* item,m_lCategoryCounter) {
@@ -271,7 +270,6 @@ void CategorizedContactModelPrivate::reloadCategories()
       Person* cont = qvariant_cast<Person*>(PersonModel::instance()->index(i,0).data((int)Person::Role::Object));
       slotContactAdded(cont);
    }
-   q_ptr->endResetModel();
    emit q_ptr->layoutChanged();
 }
 

src/categorizedhistorymodel.cpp

@@ -363,13 +363,15 @@ int CategorizedHistoryModel::historyLimit() const
 
 void CategorizedHistoryModelPrivate::reloadCategories()
 {
-   q_ptr->beginResetModel();
    m_hCategories.clear();
    m_hCategoryByName.clear();
+   q_ptr->beginRemoveRows(QModelIndex(),0,m_lCategoryCounter.size()-1);
    foreach(HistoryTopLevelItem* item, m_lCategoryCounter) {
       delete item;
    }
+   q_ptr->endRemoveRows();
    m_lCategoryCounter.clear();
+
    foreach(Call* call, m_sHistoryCalls) {
       HistoryTopLevelItem* category = getCategory(call);
       if (category) {
@@ -378,12 +380,13 @@ void CategorizedHistoryModelPrivate::reloadCategories()
          item->m_pNode = new HistoryItemNode(q_ptr,call,item);
          connect(item->m_pNode,SIGNAL(changed(QModelIndex)),this,SLOT(slotChanged(QModelIndex)));
          item->m_pParent = category;
+         q_ptr->beginInsertRows(q_ptr->index(category->modelRow,0), item->m_Index, item->m_Index); {
             category->m_lChildren << item;
+         } q_ptr->endInsertRows();
       }
       else
          qDebug() << "ERROR count";
    }
-   q_ptr->endResetModel();
    emit q_ptr->layoutAboutToBeChanged();
    emit q_ptr->layoutChanged();
    emit q_ptr->dataChanged(q_ptr->index(0,0),q_ptr->index(q_ptr->rowCount()-1,0));