HistoryModel: Fixed deleting top level item (month, day)

- when it was not fetched

src/lib/history/historyitem.cpp

@@ -16,6 +16,7 @@
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ============================================================ */
 #include "historyitem.h"
+#include "globalfunctions.h"
 
 HistoryItem::HistoryItem(HistoryItem* parent)
     : canFetchMore(false)
@@ -81,23 +82,19 @@ void HistoryItem::insertChild(int row, HistoryItem* child)
 
 void HistoryItem::removeChild(int row)
 {
-    if (m_children.count() > row) {
+    if (qz_listContainsIndex(m_children, row)) {
         removeChild(m_children.at(row));
     }
 }
 
 void HistoryItem::removeChild(HistoryItem* child)
 {
-    int index = m_children.indexOf(child);
-
-    if (index != -1) {
-        m_children.removeOne(child);
-    }
+    m_children.removeOne(child);
 }
 
 HistoryItem* HistoryItem::child(int row) const
 {
-    if (m_children.count() > row) {
+    if (qz_listContainsIndex(m_children, row)) {
         return m_children.at(row);
     }
 

src/lib/history/historymodel.cpp

@@ -235,6 +235,30 @@ HistoryItem* HistoryModel::itemFromIndex(const QModelIndex &index) const
     return m_rootItem;
 }
 
+void HistoryModel::removeTopLevelIndexes(const QList<QPersistentModelIndex> &indexes)
+{
+    foreach(const QPersistentModelIndex & index, indexes) {
+        if (index.parent().isValid()) {
+            continue;
+        }
+
+        int row = index.row();
+        HistoryItem* item = m_rootItem->child(row);
+
+        if (!item) {
+            return;
+        }
+
+        beginRemoveRows(QModelIndex(), row, row);
+        delete item;
+        endRemoveRows();
+
+        if (item == m_todayItem) {
+            m_todayItem = 0;
+        }
+    }
+}
+
 void HistoryModel::resetHistory()
 {
     beginResetModel();

src/lib/history/historymodel.h

@@ -66,6 +66,8 @@ public:
 
     HistoryItem* itemFromIndex(const QModelIndex &index) const;
 
+    void removeTopLevelIndexes(const QList<QPersistentModelIndex> &indexes);
+
 signals:
 
 private slots:

src/lib/history/historyview.cpp

@@ -66,6 +66,8 @@ void HistoryView::removeItems()
     QList<int> list;
     QApplication::setOverrideCursor(Qt::WaitCursor);
 
+    QList<QPersistentModelIndex> topLevelIndexes;
+
     foreach(const QModelIndex & index, selectedIndexes()) {
         if (index.column() > 0) {
             continue;
@@ -76,6 +78,8 @@ void HistoryView::removeItems()
             qint64 end = index.data(HistoryModel::TimestampEndRole).toLongLong();
 
             list.append(m_history->indexesFromTimeRange(start, end));
+
+            topLevelIndexes.append(index);
         }
         else {
             int id = index.data(HistoryModel::IdRole).toInt();
@@ -86,6 +90,8 @@ void HistoryView::removeItems()
     }
 
     m_history->deleteHistoryEntry(list);
+    m_history->model()->removeTopLevelIndexes(topLevelIndexes);
+
     QApplication::restoreOverrideCursor();
 }