AE文档保存

private void barButtonItem4_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)//保存
{
try
{
string sMxdFileName = axMapControl1.DocumentFilename;
IMapDocument pMapDocument = new MapDocumentClass();
if (sMxdFileName != null && axMapControl1.CheckMxFile(sMxdFileName))
{
if (pMapDocument.get_IsReadOnly(sMxdFileName))
{
MessageBox.Show("本地图文档是只读，不能保存");
pMapDocument.Close();
return;
}
}
else
{
SaveFileDialog pSaveFileDialog = new SaveFileDialog();
pSaveFileDialog.Title = "选择保存路径";
pSaveFileDialog.OverwritePrompt = true;
pSaveFileDialog.Filter = "ArcMap文档(*.mxd)|*.mxd|ArcMap模板(*.mxt)|*.mxt";
pSaveFileDialog.RestoreDirectory = true;
if (pSaveFileDialog.ShowDialog() == DialogResult.OK)
{
sMxdFileName = pSaveFileDialog.FileName;
}
else
{
return;
}
}
pMapDocument.New(sMxdFileName);
pMapDocument.ReplaceContents(axMapControl1.Map as IMxdContents);
pMapDocument.Save(pMapDocument.UsesRelativePaths, true);
pMapDocument.Close();
MessageBox.Show("保存文档成功");

}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}