protected virtual void RequestLoad(DesignBuffer buffer)
{
if (OnRequestLoad != null)
{
OnRequestLoad(this, buffer);
}
}
// I/O
public void Open(DesignBuffer buffer)
{
ValidateBuffer(buffer);
CheckModified();
RequestLoad(buffer);
SetBuffer(buffer);
SetModified(false);
if (buffer.Locator != null)
{
RequestLocate(buffer.Locator);
}
}
protected virtual void RequestSave(DesignBuffer buffer)
{
foreach (IDesignService dependant in _dependants)
{
dependant.Save();
}
if (OnRequestSave != null)
{
OnRequestSave(this, buffer);
}
}
public void SetBuffer(DesignBuffer buffer)
{
if (buffer != _buffer)
{
if (_buffer != null)
{
UnregisterDesigner(_buffer);
}
_buffer = buffer;
if (_buffer != null)
{
RegisterDesigner(_buffer);
}
NameChanged();
}
}
private void Save(DesignBuffer buffer)
{
RequestSave(buffer);
SetBuffer(buffer);
SetModified(false);
}
public void ValidateBuffer(DesignBuffer buffer)
{
Dataphoria.CheckNotRegistered(buffer);
}
public void UnregisterDesigner(DesignBuffer buffer)
{
Dataphoria.UnregisterDesigner(buffer);
}
public void RegisterDesigner(DesignBuffer buffer)
{
Dataphoria.RegisterDesigner(buffer, _designer);
}