// 修改一个节点的定义
private void toolStripButton_opacBrowseFormats_modify_Click(object sender, EventArgs e)
{
string strError = "";
int nRet = 0;
// 当前节点
TreeNode current_treenode = this.treeView_opacBrowseFormats.SelectedNode;
if (current_treenode == null)
{
MessageBox.Show(this, "尚未选定要修改的库名或格式节点");
return;
}
if (current_treenode.Parent == null)
{
// 库名节点
// 当前已经存在的数据库名都是需要排除的
List<string> existing_dbnames = new List<string>();
for (int i = 0; i < this.treeView_opacBrowseFormats.Nodes.Count; i++)
{
string strDatabaseName = this.treeView_opacBrowseFormats.Nodes[i].Text;
existing_dbnames.Add(strDatabaseName);
}
OpacNormalDatabaseDialog dlg = new OpacNormalDatabaseDialog();
MainForm.SetControlFont(dlg, this.Font, false);
dlg.Text = "修改数据库名";
dlg.ManagerForm = this;
dlg.DatabaseName = current_treenode.Text;
dlg.ExcludingDbNames = existing_dbnames;
dlg.StartPosition = FormStartPosition.CenterScreen;
dlg.ShowDialog(this);
if (dlg.DialogResult != DialogResult.OK)
return;
current_treenode.Text = dlg.DatabaseName;
// 确保展开
if (current_treenode.Parent != null)
current_treenode.Parent.Expand();
// 需要立即向服务器提交修改
nRet = SubmitOpacBrowseFormatDef(out strError);
if (nRet == -1)
{
current_treenode.ImageIndex = 2; // 表示未能提交的定义变化请求
goto ERROR1;
}
}
else
{
// 格式节点
string strXml = (string)current_treenode.Tag;
if (String.IsNullOrEmpty(strXml) == true)
{
strError = "节点 " + current_treenode.Text + " 没有Tag定义";
goto ERROR1;
}
XmlDocument dom = new XmlDocument();
try
{
dom.LoadXml(strXml);
}
catch (Exception ex)
{
strError = "XML装入DOM时出错: " + ex.Message;
goto ERROR1;
}
// 显示格式
OpacBrowseFormatDialog dlg = new OpacBrowseFormatDialog();
MainForm.SetControlFont(dlg, this.Font, false);
dlg.Text = "请指定显示格式的属性";
// dlg.FormatName = DomUtil.GetAttr(dom.DocumentElement, "name");
dlg.CaptionsXml = dom.DocumentElement.InnerXml; // 2009/6/27
dlg.FormatType = DomUtil.GetAttr(dom.DocumentElement, "type");
dlg.ScriptFile = DomUtil.GetAttr(dom.DocumentElement, "scriptfile");
dlg.FormatStyle = DomUtil.GetAttr(dom.DocumentElement, "style");
dlg.StartPosition = FormStartPosition.CenterScreen;
dlg.ShowDialog(this);
if (dlg.DialogResult != DialogResult.OK)
return;
/*
string strDisplayText = dlg.FormatName;
DomUtil.SetAttr(dom.DocumentElement, "name", dlg.FormatName);
if (String.IsNullOrEmpty(dlg.FormatType) == false)
{
strDisplayText += " type=" + dlg.FormatType;
DomUtil.SetAttr(dom.DocumentElement, "type", dlg.FormatType);
}
if (String.IsNullOrEmpty(dlg.ScriptFile) == false)
{
strDisplayText += " scriptfile=" + dlg.ScriptFile;
DomUtil.SetAttr(dom.DocumentElement, "scriptfile", dlg.ScriptFile);
}
if (String.IsNullOrEmpty(dlg.FormatStyle) == false)
{
strDisplayText += " style=" + dlg.FormatStyle;
DomUtil.SetAttr(dom.DocumentElement, "style", dlg.FormatStyle);
}
* */
// 2009/6/27
if (String.IsNullOrEmpty(dlg.CaptionsXml) == false)
dom.DocumentElement.InnerXml = dlg.CaptionsXml;
// 2009/6/27
current_treenode.Text = GetFormatDisplayString(dom.DocumentElement);
current_treenode.Tag = dom.DocumentElement.OuterXml;
// 确保展开
current_treenode.Parent.Expand();
// 需要立即向服务器提交修改
nRet = SubmitOpacBrowseFormatDef(out strError);
if (nRet == -1)
{
current_treenode.ImageIndex = 2; // 表示未能提交的定义变化请求
goto ERROR1;
}
}
return;
ERROR1:
MessageBox.Show(this, strError);
}
// 插入显示格式节点(后插)
private void toolStripMenuItem_opacBrowseFormats_insertBrowseFormatNode_Click(object sender, EventArgs e)
{
string strError = "";
int nRet = 0;
// 当前节点
TreeNode current_treenode = this.treeView_opacBrowseFormats.SelectedNode;
if (current_treenode == null)
{
MessageBox.Show(this, "尚未选定库名或格式名节点，因此无法插入新的显示格式节点");
return;
}
int index = -1;
Debug.Assert(current_treenode != null, "");
// 如果是第一级的节点，则理解为插入到它的儿子的尾部
if (current_treenode.Parent == null)
{
Debug.Assert(current_treenode != null, "");
index = current_treenode.Nodes.Count;
}
else
{
index = current_treenode.Parent.Nodes.IndexOf(current_treenode);
Debug.Assert(index != -1, "");
index++;
current_treenode = current_treenode.Parent;
}
// 至此，current_treenode为数据库类型的节点了
// 新的显示格式
OpacBrowseFormatDialog dlg = new OpacBrowseFormatDialog();
MainForm.SetControlFont(dlg, this.Font, false);
// TODO: 如果数据库为书目库，则type应当预设为"biblio"
dlg.Text = "请指定显示格式的属性";
// dlg.FormatName = "";
dlg.StartPosition = FormStartPosition.CenterScreen;
dlg.ShowDialog(this);
if (dlg.DialogResult != DialogResult.OK)
return;
XmlDocument dom = new XmlDocument();
dom.LoadXml("<format />");
/*
string strDisplayText = dlg.FormatName;
DomUtil.SetAttr(dom.DocumentElement, "name", dlg.FormatName);
if (String.IsNullOrEmpty(dlg.FormatType) == false)
{
strDisplayText += " type=" + dlg.FormatType;
DomUtil.SetAttr(dom.DocumentElement, "type", dlg.FormatType);
}
if (String.IsNullOrEmpty(dlg.ScriptFile) == false)
{
strDisplayText += " scriptfile=" + dlg.ScriptFile;
DomUtil.SetAttr(dom.DocumentElement, "scriptfile", dlg.ScriptFile);
}
if (String.IsNullOrEmpty(dlg.FormatStyle) == false)
{
strDisplayText += " style=" + dlg.FormatStyle;
DomUtil.SetAttr(dom.DocumentElement, "style", dlg.FormatStyle);
}
* */
// 2009/6/27
if (String.IsNullOrEmpty(dlg.CaptionsXml) == false)
dom.DocumentElement.InnerXml = dlg.CaptionsXml;
TreeNode new_treenode = new TreeNode(GetFormatDisplayString(dom.DocumentElement), 1, 1);
new_treenode.Tag = dom.DocumentElement.OuterXml;
current_treenode.Nodes.Insert(index, new_treenode);
this.treeView_opacBrowseFormats.SelectedNode = new_treenode;
// 需要立即向服务器提交修改
nRet = SubmitOpacBrowseFormatDef(out strError);
if (nRet == -1)
{
new_treenode.ImageIndex = 2; // 表示未能提交的新插入节点请求
goto ERROR1;
}
return;
ERROR1:
MessageBox.Show(this, strError);
}