C++ (Cpp) WStandardItem::columnCount示例

WModelIndex WStandardItemModel::index(int row, int column,
				      const WModelIndex& parent) const
{
  WStandardItem *parentItem = itemFromIndex(parent, false);

  if (parentItem
      && row >= 0
      && column >= 0
      && row < parentItem->rowCount()
      && column < parentItem->columnCount())
    return createIndex(row, column, static_cast<void *>(parentItem));

  return WModelIndex();
}

示例#2

显示文件

文件： WStandardItemModel.C 项目： bvanhauwaert/wt

int WStandardItemModel::columnCount(const WModelIndex& parent) const
{
  WStandardItem *parentItem = itemFromIndex(parent, false);

  return parentItem ? parentItem->columnCount() : 0;
}