void ProcessEntity(object data, Point point)
{
var control = DesignManager.CreateDesignControl(data);
Canvas.SetLeft(control, point.X);
Canvas.SetTop(control, point.Y);
Draw(control);
if (DesignManager.IsAutoConnectNode != null && DesignManager.IsAutoConnectNode())
{
AutoAddConnection(control);
}
}
void ProcessLink(object data, Point point)
{
if (data == null)
{
return;
}
var l = DesignManager.GetDesignLink(data);
if (l == null)
{
return;
}
var s = GetItemByID(l.Item1);
var t = GetItemByID(l.Item2);
if (s == null && t == null)
{
CommonProc.ShowMessage("Error", "Link source item and target item does not exist in diagram");
return;
}
if (s == null)
{
var control = DesignManager.CreateDesignControl(s);
Canvas.SetLeft(control, point.X);
Canvas.SetTop(control, point.Y);
Draw(control);
if (DesignManager.IsAutoConnectNode != null && DesignManager.IsAutoConnectNode())
{
AutoAddConnection(control);
}
}
if (t == null)
{
var control = DesignManager.CreateDesignControl(t);
Canvas.SetLeft(control, point.X);
Canvas.SetTop(control, point.Y);
Draw(control);
if (DesignManager.IsAutoConnectNode != null && DesignManager.IsAutoConnectNode())
{
AutoAddConnection(control);
}
}
Connect(l);
}
public void InitContextMemu(Dictionary <string, Func <FrameworkElement> > createCommandList)
{
contextFlyout = new MenuFlyout();
MenuFlyoutItem pasteItem = new MenuFlyoutItem {
Text = "Paste"
};
pasteItem.Click += (s, e) =>
{
object data;
if (Clipboard.GetContent().Properties.TryGetValue("entity", out data))
{
ProcessEntity(data, contextMenuPoint);
}
if (Clipboard.GetContent().Properties.TryGetValue("link", out data))
{
ProcessLink(data, contextMenuPoint);
}
};
contextFlyout.Items.Add(pasteItem);
contextFlyout.Items.Add(new MenuFlyoutSeparator());
MenuFlyoutItem saveItem = new MenuFlyoutItem {
Text = "Save"
};
saveItem.Click += SaveMenu_OnClick;
contextFlyout.Items.Add(saveItem);
MenuFlyoutItem loadItem = new MenuFlyoutItem {
Text = "Load"
};
loadItem.Click += LoadMenu_OnClick;
contextFlyout.Items.Add(loadItem);
contextFlyout.Items.Add(new MenuFlyoutSeparator());
if (createCommandList != null)
{
foreach (var ccommand in createCommandList)
{
MenuFlyoutItem addItem = new MenuFlyoutItem
{
Text = "Add " + ccommand.Key,
};
addItem.Click += (s, e) =>
{
var control = ccommand.Value();
var dcontrol = DesignManager.CreateDesignControl(control);
Canvas.SetLeft(dcontrol, contextMenuPoint.X);
Canvas.SetTop(dcontrol, contextMenuPoint.Y);
Draw(dcontrol);
};
contextFlyout.Items.Add(addItem);
}
}
contextFlyout.Items.Add(new MenuFlyoutSeparator());
MenuFlyoutItem fitItem = new MenuFlyoutItem {
Text = "Auto fit"
};
loadItem.Click += (s, e) =>
{
ActoSize();
};
contextFlyout.Items.Add(fitItem);
}