/// <summary>
/// Call this constructor when restoring a gauge from the DB
/// </summary>
/// <param name="row"></param>
public GaugeItem(ItemRow row)
{
this.Row = row;
this._context = new UndoRedoContext();
this.UndoCommand = this._context.GetUndoCommand();
this.RedoCommand = this._context.GetRedoCommand();
this.LoadFromRow();
this.NotifyOfPropertyChangeAll();
Messenger.Default.Register <Color>(this, "OnForegroundColorChanged", (color) =>
{
this.GaugeColor = color;
});
}
/// <summary>
/// This constructor prevents external code from inheriting from this class.
/// </summary>
/// <param name="name"></param>
/// <param name="context"></param>
internal UndoableActionBase(string name = "", IUndoRedoContext context = null)
{
this.Context = context;
if (this.Context == null)
{
this.Context = UndoRedoContext.GetDefaultContext();
}
if (string.IsNullOrWhiteSpace(name))
{
this.Name = Guid.NewGuid().ToString();
}
else
{
this.Name = name.Trim();
}
this.Context.RegisterAction(this);
}
/// <summary>
/// Call this constructor when building a new gauge from scratch
/// </summary>
public GaugeItem(Int64 pageId)
{
this._context = new UndoRedoContext();
this.UndoCommand = this._context.GetUndoCommand();
this.RedoCommand = this._context.GetRedoCommand();
this.Row = App.BuildDBTables.GaugeTable.CreateRow();
App.BuildDBTables.GaugeTable.AddRow(this.Row);
this.LoadFromRow();
this.PageId = pageId;
Task.Run(async() =>
{
await this.BeginCommit();
}).Wait();
this.NotifyOfPropertyChangeAll();
Messenger.Default.Register <Color>(this, "OnForegroundColorChanged", (color) =>
{
this.GaugeColor = color;
});
}
