private void mapControl1_GeometrySelected(object sender, SuperMap.UI.GeometrySelectedEventArgs e)
{
//获取选择集
Selection[] selection = mapControl1.Map.FindSelection(true);
//判断选择集是否为空
if (selection == null || selection.Length == 0)
{
MessageBox.Show("请选择要查询属性的空间对象");
return;
}
//将选择集转换为记录
Recordset recordset = selection[0].ToRecordset();
this.dataGridView1.Columns.Clear();
this.dataGridView1.Rows.Clear();
for (int i = 0; i < recordset.FieldCount; i++)
{
//定义并获得字段名称
String fieldName = recordset.GetFieldInfos()[i].Name;
//将得到的字段名称添加到dataGridView列中
this.dataGridView1.Columns.Add(fieldName, fieldName);
}
//初始化row
DataGridViewRow row = null;
//根据选中记录的个数，将选中对象的信息添加到dataGridView中显示
while (!recordset.IsEOF)
{
row = new DataGridViewRow();
for (int i = 0; i < recordset.FieldCount; i++)
{
//定义并获得字段值
Object fieldValue = recordset.GetFieldValue(i);
//将字段值添加到dataGridView中对应的位置
DataGridViewTextBoxCell cell = new DataGridViewTextBoxCell();
if (fieldValue != null)
{
cell.ValueType = fieldValue.GetType();
cell.Value = fieldValue;
}
row.Cells.Add(cell);
}
this.dataGridView1.Rows.Add(row);
recordset.MoveNext();
}
this.dataGridView1.Update();
recordset.Dispose();
}
/// <summary>
/// 对象选择事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void m_mapControl_GeometrySelected(object sender, SuperMap.UI.GeometrySelectedEventArgs e)
{
try
{
this.FillDataGridView(m_sampleRun.GetSelectedRecordset(false));
}
catch (Exception ex)
{
Trace.WriteLine(ex.Message);
}
}