protected Point GetQueuePosition(AbortableBackgroundWorker item)
{
int k = AbortableBackgroundWorker.Queue.IndexOf(item);
AbortableBackgroundWorker prev;
if (k < 0)
{
prev = AbortableBackgroundWorker.Queue.LastOrDefault();
}
else
{
prev = k > 0 ? AbortableBackgroundWorker.Queue[k] : null;
}
Window mainWindow = this.Owner;
if (prev != null)
{
if (prev.WaitWindow.Top - this.ActualHeight - 40 > 0)
{
return(new Point(prev.WaitWindow.Left, prev.WaitWindow.Top - this.ActualHeight - 40));
}
else
{
return(new Point(prev.WaitWindow.Left - ActualWidth, Owner.ActualHeight - this.ActualHeight - 40));
}
}
return(new Point(mainWindow.ActualWidth - this.ActualWidth, Math.Min(Owner.ActualHeight, System.Windows.Forms.Screen.PrimaryScreen.WorkingArea.Height) - this.ActualHeight - 40));
}
/// <summary>
/// Асинхронно выполняет загрузку данных и при ошибках показывает сообщение, иначе если все успешно прошло, выполняет делегат
/// </summary>
/// <param name="sender"></param>
/// <param name="caption"></param>
/// <param name="argument"></param>
/// <param name="execCommand"></param>
/// <param name="workSuccessEnded"></param>
public static void RunAsyncWithWaitDialog(DependencyObject sender, string caption, object argument, UniDbCommand execCommand, RunWorkerCompletedEventHandler workSuccessEnded)
{
AbortableBackgroundWorker.RunAsyncWithWaitDialog(sender, caption,
(p, pw) =>
{
UniDbAdapter a = pw.Argument as UniDbAdapter;
DataSet ds = new DataSet();
a.Fill(ds);
pw.Result = ds;
}, argument, execCommand,
(p, pw) =>
{
if (pw.Cancelled)
{
return;
}
else if (pw.Error != null)
{
MessageBox.Show(pw.Error.GetFormattedException(), "Ошибка получения данных");
}
else
{
workSuccessEnded(p, pw);
}
});
}
public static void RunAsyncWithWaitDialog(DependencyObject sender, string caption, DoWorkEventHandler dowork,
object argument, UniDbCommand executingCommand, RunWorkerCompletedEventHandler workComplete, bool inQueue = true)
{
AbortableBackgroundWorker bw = new AbortableBackgroundWorker();
bw.WorkerSupportsCancellation = true;
bw.WorkerReportsProgress = true;
bw.DoWork += dowork;
bw.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bw_RunWorkerCompleted);
bw.RunWorkerCompleted += workComplete;
bw.ProgressChanged += Bw_ProgressChanged;
bw.ExecutingCommand = executingCommand;
bw.Argument = argument;
bw.InQueue = inQueue;
bw.CurrentStatus = caption;
WaitWindow f = new WaitWindow(bw);
f.Owner = Window.GetWindow(sender);
bw.waitDialog = f;
f.Show();
if (bw.InQueue)
{
Queue.Enqueue(bw);
}
else
{
bw.RunWorkerAsync(argument);
}
}
//private string _contentText;
public WaitWindow(AbortableBackgroundWorker related_worker = null)
{
BackWorker = related_worker;
InitializeComponent();
this.DataContext = related_worker;
if (related_worker != null && related_worker.InQueue)
{
this.Loaded += WaitWindow_Loaded;
}
}
/// <summary>
/// Выгружает рдлс репорт в эксель используя метод Render
/// </summary>
/// <param name="sender">окно владелец</param>
/// <param name="path">путь к отчету RDLC</param>
/// <param name="SaveFileName">имя для сохранения по умолчанию</param>
/// <param name="tables"> таблицы для отчета</param>
/// <param name="r">список параметров для отчета</param>
public static void RenderToExcel(DependencyObject sender, string path, string SaveFileName, string initDirectory, DataTable[] tables, IEnumerable <ReportParameter> r)
{
AbortableBackgroundWorker.RunAsyncWithWaitDialog(sender, "Формирование отчета",
(bwk, e) =>
{
LocalReport f = new LocalReport();
f.LoadReportDefinition(File.OpenRead(AppLocalPath.CurrentAppPath + @"\Reports\" + path));
f.DataSources.Clear();
tables = e.Argument as DataTable[];
if (tables != null)
{
for (int i = 1; i <= tables.Length; ++i)
{
f.DataSources.Add(new ReportDataSource(string.Format("DataSet{0}", i), tables[i - 1]));
}
}
if (r != null)
{
f.SetParameters(r);
}
e.Result = f.Render("Excel");
},
tables, null,
(bwk, e) =>
{
if (e.Cancelled)
{
return;
}
else
if (e.Error != null)
{
System.Windows.MessageBox.Show(e.Error.Message, "Ошибка формирования отчета");
}
else
{
try
{
SaveFileDialog sf = new SaveFileDialog();
sf.FileName = SaveFileName;
sf.Filter = "Файлы Excel|*.xls";
sf.InitialDirectory = initDirectory;
if (sf.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
File.WriteAllBytes(sf.FileName, (byte[])e.Result);
System.Diagnostics.Process.Start(sf.FileName);
}
}
catch (Exception ex)
{
System.Windows.MessageBox.Show("Ошибка формирования", ex.Message);
}
}
});
}
/// <summary>
/// Асинхронно выполняет команду и при ошибках показывает сообщение, иначе если все успешно прошло, выполняет делегат
/// </summary>
/// <param name="sender"></param>
/// <param name="caption"></param>
/// <param name="argument"></param>
/// <param name="execCommand"></param>
/// <param name="workSuccessEnded"></param>
public static void RunAsyncWithWaitDialog(DependencyObject sender, string caption, UniDbCommand execCommand, RunWorkerCompletedEventHandler workSuccessEnded)
{
AbortableBackgroundWorker.RunAsyncWithWaitDialog(sender, caption,
(p, pw) =>
{
execCommand.ExecuteNonQuery();
}, null, execCommand,
(p, pw) =>
{
if (pw.Cancelled)
{
return;
}
else if (pw.Error != null)
{
MessageBox.Show(pw.Error.GetFormattedException(), "Ошибка получения данных");
}
else
{
workSuccessEnded(p, pw);
}
});
}
