/// <summary>
/// 获取选中图层的字段
/// </summary>
private void GetFields()
{
try
{
string sLayerName = (string)cboLayers.SelectedItem;
IFeatureLayer _featureLayer;
IFeatureClass _featureClass = null;
IFields _fields;
IDataset _dataSet;
_featureLayer = (IFeatureLayer)MapOperAPI.GetLayerFromMapByName(m_Map, sLayerName);
m_FeatureLayer = _featureLayer;
if (_featureLayer != null)
{
_featureClass = _featureLayer.FeatureClass;
}
this.cboFields.Properties.Items.Clear();
this.cboFieldsValue.Properties.Items.Clear();
m_FieldTable = new Hashtable();
if (_featureClass != null)
{
_dataSet = _featureClass as IDataset;
_fields = _featureClass.Fields;
if (_dataSet.Workspace.Type == esriWorkspaceType.esriFileSystemWorkspace ||
_dataSet.Workspace.Type == esriWorkspaceType.esriRemoteDatabaseWorkspace)
{
for (int i = 0; i < _fields.FieldCount; i++)
{
IField pField = _fields.get_Field(i);
if (pField.Type != esriFieldType.esriFieldTypeGeometry &&
pField.Type != esriFieldType.esriFieldTypeBlob &&
pField.Type != esriFieldType.esriFieldTypeRaster)
{
cboFields.Properties.Items.Add(pField.AliasName);
m_FieldTable.Add(pField.AliasName, pField.Name);
//TreeListNode node = this.treeListFields.AppendNode(new object[] { '[' + _fields.get_Field(i).Name + ']', '[' + _fields.get_Field(i).AliasName + ']' }, null);
}
}
}
else if (_dataSet.Workspace.Type == esriWorkspaceType.esriLocalDatabaseWorkspace)
{
for (int i = 0; i < _fields.FieldCount; i++)
{
IField pField = _fields.get_Field(i);
if (pField.Type != esriFieldType.esriFieldTypeGeometry &&
pField.Type != esriFieldType.esriFieldTypeBlob &&
pField.Type != esriFieldType.esriFieldTypeRaster)
{
if (pField.Name.ToUpper().Contains("OBJECTID") || pField.AliasName.ToLower().Contains("shape"))
{
continue;
}
cboFields.Properties.Items.Add(pField.AliasName);
m_FieldTable.Add(pField.AliasName, pField.Name);
//TreeListNode node = this.treeListFields.AppendNode(new object[] { '[' + _fields.get_Field(i).Name + ']', '[' + _fields.get_Field(i).AliasName + ']' }, null);
}
}
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
