private void tsmi_dgv_new_items_Click(object sender, EventArgs e)
{
string _path;
ToolStripMenuItem tsmi = (ToolStripMenuItem)sender;
if (IOComm.PathCreate(this, (PathType)tsmi.Tag, _CurrentPath, out _path))
{
FileInfo _fi = new FileInfo(_path);
if (_fi.Exists)
{
DataGridViewRow _row = dataGridView.Rows[dataGridView.Rows.Add()];
_row.Cells[nameColumn.Index].Value = _fi.Name;
_row.Cells[typeColumn.Index].Value = _fi.Extension;
_row.Cells[typeColumn.Index].Tag = PathType.File;
_row.Cells[lengthColumn.Index].Value = string.Empty;
_row.Cells[creattimeColumn.Index].Value = FileHelper.LengthFormat(_fi.Length);
_row.Cells[icoColumn.Index].Value = IOComm.GetIcon(_fi.Extension);
}
else
{
DirectoryInfo _di = new DirectoryInfo(_path);
DataGridViewRow _row = dataGridView.Rows[dataGridView.Rows.Add()];
_row.Cells[nameColumn.Index].Value = _di.Name;
_row.Cells[typeColumn.Index].Value = "文件夹";
_row.Cells[typeColumn.Index].Tag = PathType.Floder;
_row.Cells[lengthColumn.Index].Value = string.Empty;
_row.Cells[creattimeColumn.Index].Value = _di.CreationTime;
_row.Cells[icoColumn.Index].Value = IOComm.FloderIcon;
}
}
}
//获取主列表
private void _loadDirectory()
{
Action _action;
DirectoryInfo _di = null;
DataGridViewRow _row;
try
{
_di = new DirectoryInfo(_DirLoading);
_CurrentDirs = _di.GetDirectories();
_CurrentFiles = _di.GetFiles();
}
catch (Exception ex)
{
_action = delegate { MessageBox.Show(this, ex.Message, "读取错误", MessageBoxButtons.OK); };
Invoke(_action);
return;
}
_CurrentPath = _DirLoading;//更新当前显示的路径
#region 导航栏更新
_action = delegate
{
dataGridView.Rows.Clear();
pathComboBox.Items.Clear();
pathComboBox.Items.Add(_CurrentPath);
pathComboBox.Text = _CurrentPath;
};
Invoke(_action);
#endregion
#region 加载文件夹
foreach (DirectoryInfo item in _CurrentDirs)
{
_action = delegate
{
_row = dataGridView.Rows[dataGridView.Rows.Add()];
_row.Cells[nameColumn.Index].Value = item.Name;
_row.Cells[typeColumn.Index].Value = "文件夹";
_row.Cells[typeColumn.Index].Tag = PathType.Floder;
_row.Cells[lengthColumn.Index].Value = string.Empty;
_row.Cells[creattimeColumn.Index].Value = item.CreationTime;
};
Invoke(_action);
}
#endregion
#region 加载文件列表
IEnumerable <FileInfo> _query;
if (_CurrentExts.Contains(".*"))
{
_query = _CurrentFiles;
}
else
{
_query = from FileInfo fi in _CurrentFiles where _CurrentExts.FindIndex(t => string.Compare(fi.Extension, t, true) == 0) != -1 select fi;
}
foreach (FileInfo item in _query)
{
_action = delegate
{
_row = dataGridView.Rows[dataGridView.Rows.Add()];
_row.Cells[nameColumn.Index].Value = item.Name;
_row.Cells[typeColumn.Index].Value = item.Extension;
_row.Cells[typeColumn.Index].Tag = PathType.File;
_row.Cells[lengthColumn.Index].Value = FileHelper.LengthFormat(item.Length);
_row.Cells[creattimeColumn.Index].Value = item.CreationTime;
};
Invoke(_action);
}
//当前查看所有文件类型
#endregion
#region 分组委托加载文件图标
PathType ff = PathType.Unknown;
foreach (DataGridViewRow item in dataGridView.Rows)
{
_action = delegate
{
ff = (PathType)item.Cells[typeColumn.Index].Tag;
if (ff == PathType.File)
{
item.Cells[icoColumn.Index].Value = IOComm.GetIcon(item.Cells[typeColumn.Index].Value?.ToString());
}
else if (ff == PathType.Floder)
{
item.Cells[icoColumn.Index].Value = IOComm.FloderIcon;
}
else
{
item.Cells[icoColumn.Index].Value = IOComm.DefaultIcon;
}
};
Invoke(_action);
}
#endregion
//刷新列表后清空选择的数据
_CurrentName = null;
dataGridView.ClearSelection();
_CurrentFf = PathType.Floder;
}