//删除ROI
private void ROIDataGridView_CellClick(object sender, DataGridViewCellEventArgs e)
{
try
{
if (e.ColumnIndex == 0 && e.RowIndex < ROIDataGridView.Rows.Count)
{
IFeatureClass featureClass = featureWorkspace.OpenFeatureClass(ROIFileNames[e.RowIndex]);
IDataset dataSet = featureClass as IDataset;
if (dataSet.CanDelete())
{
dataSet.Delete();
}
else
{
throw new Exception("删除数据集出错。");
}
ROIDataGridView.Rows.RemoveAt(e.RowIndex);
ROINames.RemoveAt(e.RowIndex);
ROIColors.RemoveAt(e.RowIndex);
ROIFileNames.RemoveAt(e.RowIndex);
m_mapControl.DeleteLayer(e.RowIndex);
axTOCControl1.Refresh();
if (ROIDataGridView.Rows.Count < 1)
{
ChangeEditingIndex(-1);
}
else if (ROIDataGridView.Rows.Count < EditingIndex + 1)
{
ChangeEditingIndex(0);
}
}
else if (e.RowIndex < ROIDataGridView.Rows.Count)
{
ChangeEditingIndex(e.RowIndex);
}
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}