Minor improvements to view

When an item is hovered, colour changes to grey.
Increase description box width

resources/css/_contentManager.css

@@ -1,11 +1,11 @@
 QTreeView::branch:open:has-children {
  image: url(:/icons/caret-down-solid.svg);
- margin: 7px;
+ padding: 7px;
 }
 
 QTreeView::branch:closed:has-children {
  image: url(:/icons/caret-right-solid.svg);
- margin: 7px;
+ padding: 7px;
 }
 
 QTreeView::item:has-children {
@@ -18,6 +18,10 @@ QTreeView {
  border: none;
 }
 
+QTreeView::item:hover {
+ background-color: #eaecf0;
+}
+
 QHeaderView::section {
  color: #666666;
  background-color: #fff;
@@ -38,12 +42,12 @@ QHeaderView::section:checked
 
 QHeaderView::down-arrow {
  image: url(:/icons/caret-down-solid.svg);
- margin: 5px;
+ padding: 5px;
 }
 
 QHeaderView::up-arrow {
  image: url(:/icons/caret-up-solid.svg);
- margin: 5px;
+ padding: 5px;
 }
 
 QMenu {

src/contentmanagerdelegate.cpp

@@ -165,7 +165,10 @@ void ContentManagerDelegate::paint(QPainter *painter, const QStyleOptionViewItem
  QStyleOptionViewItem eOpt = option;
  if (index.data(Qt::UserRole+1) != QVariant()) {
  // additional info role
- QStyledItemDelegate::paint(painter, option, index);
+ QRect nRect = r;
+ auto viewWidth = KiwixApp::instance()->getContentManager()->getView()->getView()->width();
+ nRect.setWidth(viewWidth);
+ painter->drawText(nRect, Qt::AlignLeft | Qt::AlignVCenter, index.data(Qt::UserRole+1).toString());
  return;
  }
  if (index.column() == 5) {

src/contentmanagerview.cpp

@@ -14,6 +14,7 @@ ContentManagerView::ContentManagerView(QWidget *parent)
  QString styleSheet = QString(file.readAll());
  mp_ui->m_view->setStyleSheet(styleSheet);
  mp_ui->m_view->setContextMenuPolicy(Qt::CustomContextMenu);
+ mp_ui->m_view->setCursor(Qt::PointingHandCursor);
 
  auto searcher = mp_ui->searcher;
  searcher->setPlaceholderText(gt("search-files"));