public HResult ClickButton(int id)
{
try
{
_active.ClickButton(id);
return(HResult.OK);
}
catch (Exception ex)
{
return(ErrorUtil.GetHResult(ex));
}
}
// helper method for processing the callback both in the
// data-member case and the callback argument case
private bool handleCallback(ActiveTaskDialog taskDialog,
TaskDialogCallbackArgs args,
MyData callbackData)
{
// This gets called continuously until we finished completely
if (args.Notification == TaskDialogNotification.Timer)
{
// To make it longer we do some delay in every second call
if (callbackData.delay)
{
System.Threading.Thread.Sleep(1000);
}
else
{
callbackData.counter += 10;
taskDialog.SetProgressBarRange(0, 100);
taskDialog.SetProgressBarPosition(
callbackData.counter);
// This is the main action - adding 100 lines 1 by 1
Database db = HostApplicationServices.WorkingDatabase;
Transaction tr = db.TransactionManager.TopTransaction;
BlockTable bt = (BlockTable)tr.GetObject(
db.BlockTableId, OpenMode.ForRead);
BlockTableRecord ms = (BlockTableRecord)tr.GetObject(
bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite);
Line ln = new Line(
new Point3d(0, callbackData.counter, 0),
new Point3d(10, callbackData.counter, 0));
ms.AppendEntity(ln);
tr.AddNewlyCreatedDBObject(ln, true);
// To make it appear on the screen - might be a bit costly
tr.TransactionManager.QueueForGraphicsFlush();
acApp.DocumentManager.MdiActiveDocument.Editor.Regen();
// We are finished
if (callbackData.counter >= 100)
{
// We only have a cancel button,
// so this is what we can press
taskDialog.ClickButton(
(int)WinForms.DialogResult.Cancel);
return(true);
}
}
callbackData.delay = !callbackData.delay;
}
else if (
args.Notification == TaskDialogNotification.ButtonClicked)
{
// we only have a cancel button
if (args.ButtonId == (int)WinForms.DialogResult.Cancel)
{
return(false);
}
}
return(true);
}