public static List <GraphViewWindow> OpenAll()
{
List <GraphViewWindow> windows = new List <GraphViewWindow>();
if (!System.IO.Directory.Exists(@".\Config\FlowChart\"))
{
System.IO.Directory.CreateDirectory(@".\Config\FlowChart\");
}
var filePaths = Directory.GetFiles(@".\Config\FlowChart\");
foreach (var item in filePaths)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.FileName = item;
String loc = item;
GraphDoc olddoc = GraphDoc.FindDocument(loc);
if (olddoc != null)
{
//IList windows = GraphViewWindow.FindWindows(mdiparent, olddoc);
//if (windows.Count > 0)
//{
// GraphViewWindow w = windows[0] as GraphViewWindow;
// if (w.Reload())
// {
// w.Show();
// w.Activate();
// }
// return w;
//}
}
else
{
Stream file = dlg.OpenFile();
if (file != null)
{
GraphDoc doc = null;
try
{
doc = GraphDoc.Load(file, loc);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error reading graph from a file");
}
finally
{
file.Close();
}
if (doc != null)
{
GraphViewWindow w = new GraphViewWindow();
w.View.Document = doc;
w.Activate();
windows.Add(w);
}
}
}
}
return(windows);
}
public static GraphViewWindow Open(DockPanel dockPanel1)
{
OpenFileDialog dlg = new OpenFileDialog();
if (dlg.ShowDialog() == DialogResult.OK)
{
String loc = dlg.FileName;
GraphDoc olddoc = GraphDoc.FindDocument(loc);
if (olddoc != null)
{
return(null);
//IList windows = GraphViewWindow.FindWindows(mdiparent, olddoc);
//if (windows.Count > 0)
//{
// GraphViewWindow w = windows[0] as GraphViewWindow;
// if (w.Reload())
// {
// w.Show();
// w.Activate();
// }
// return w;
//}
}
else
{
Stream file = dlg.OpenFile();
if (file != null)
{
GraphDoc doc = null;
try
{
doc = GraphDoc.Load(file, loc);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error reading graph from a file");
}
finally
{
file.Close();
}
if (doc != null)
{
GraphViewWindow w = new GraphViewWindow();
w.View.Document = doc;
w.Show(dockPanel1, DockState.Document);
w.Activate();
return(w);
}
}
return(null);
}
}
return(null);
}
public static IList FindWindows(Form mdiparent, GraphDoc doc)
{
ArrayList windows = new ArrayList();
Form[] children = mdiparent.MdiChildren;
foreach (Form f in children)
{
GraphViewWindow w = f as GraphViewWindow;
if (w != null && w.Doc == doc)
{
windows.Add(w);
}
}
return(windows);
}
public virtual bool Reload()
{
String loc = this.Doc.Location;
if (loc != "")
{
FileStream file = File.Open(loc, FileMode.Open);
GraphDoc olddoc = this.View.Doc;
GraphDoc newdoc = null;
try
{
newdoc = GraphDoc.Load(file, loc);
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Error reading graph from a file");
return(false);
}
finally
{
file.Close();
}
if (newdoc != null)
{
IList windows = GraphViewWindow.FindWindows(this.MdiParent, olddoc);
foreach (Object obj in windows)
{
GraphViewWindow w = obj as GraphViewWindow;
if (w != null)
{
w.View.Document = newdoc;
}
}
}
}
return(true);
}
