public DBInfoTab(DatabaseInfo infoObject)
{
InitializeComponent();
dbInfoObject = infoObject;
visitedNodesManager = new VisitedNodesManager(treeView1);
}
/// <summary>
/// 完成系统初始化功能
/// </summary>
private void Init()
{
//绑定显示数据源
findNodesWindow = new FindNodes(treeView1);
ConfigArgus argu = null;
if (File.Exists(SystemConfig.ConfigFileName))
{
tbInfo.Text = "正在加载配置文件……";
//定位到上次访问的节点
try
{
argu = DeepSerializer.BinaryDeserialize(SystemConfig.ConfigFileName) as ConfigArgus;
}
catch (Exception)
{
argu = null;
}
if (argu != null)
{
SystemConfig.configArgus = argu;
//设置树节点的默认字体大小
TreeViewIconsItem.TreeNodeDefaultFontSize = argu.TreeNodeDefaultFontSize;
}
}
if (string.IsNullOrEmpty(SystemConfig.configArgus.DBFileName))
{
SystemConfig.configArgus.DBFileName = "infocenter.sdf";
}
//创建连接字符串
DALConfig.ConnectString = DALConfig.getConnectionString(SystemConfig.configArgus.DBFileName);
this.Title = "个人资料管理中心-" + SystemConfig.configArgus.DBFileName;
this.Cursor = Cursors.AppStarting;
//profiler发现，GetTreeFromDB()需要花费大量的时间，因此，将其移到独立的线程中去完成
tbInfo.Text = "从数据库中装载数据……";
Task tsk = new Task(() =>
{
String treeXML = MainTreeRepository.GetTreeFromDB();
Action afterFetchTreeXML = () =>
{
treeView1.LoadFromXmlString(treeXML);
if (argu != null)
{
treeView1.ShowNode(argu.LastVisitNodePath);
}
visitedNodesManager = new VisitedNodesManager(treeView1);
MenuItem mnuChangeTextColor = treeView1.ContextMenu.Items[treeView1.ContextMenu.Items.Count - 1] as MenuItem;
ColorBrushList brushList = new ColorBrushList(mnuChangeTextColor);
brushList.BrushChanged += brushList_BrushChanged;
tbInfo.Text = "就绪。";
Cursor = null;
};
Dispatcher.BeginInvoke(afterFetchTreeXML);
});
tsk.Start();
}