private void showFilePreview(string fileName)
{
if (fileName.Length == 0)
{
return;
}
if (!File.Exists(fileName))
{
XtraMessageBox.Show("The specified file does not exist!", "An error occurred:", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
var cursor = Cursor.Current;
try
{
Cursor.Current = Cursors.WaitCursor;
_data = _importer.GetPreview(fileName, _rangesCache);
_dataSetControl = new DataSetControl(_data);
Controls.Add(_dataSetControl);
_dataSetControl.Dock = DockStyle.Fill;
_dataSetControl.TableSelected += onDataSetControlTableSelected;
_dataSetControl.TableDeleted += onDataSetControlTableDeleted;
}
finally
{
Cursor.Current = cursor;
}
}
private void updateRange(Rectangle?range)
{
var sheetName = _sourceFilePreviewControl.SelectedSheetName;
if (_rangesCache.Contains(sheetName))
{
var oldRange = _rangesCache[sheetName];
if (range.Equals(oldRange))
{
return;
}
}
_rangesCache.Remove(sheetName);
if (range != null)
{
_rangesCache.Add(sheetName, (Rectangle)range);
}
var data = _importer.GetPreview(_openSourceFileControl.SourceFile, _rangesCache);
var table = data.Tables[sheetName];
_sourceFilePreviewControl.UpdateTable(table.TableName, table);
if (_columnMappingControls.ContainsKey(table.TableName))
{
_columnMappingControls.Remove(table.TableName);
}
layoutColumnMappingControl(table);
}
