private async Task DoPrint()
{
using (new CursorWait(this, true))
{
try
{
await Task.WhenAll(cmdPrint.DoThreadSafeAsync(() => cmdPrint.Enabled = false),
prgProgress.DoThreadSafeAsync(() =>
{
prgProgress.Value = 0;
prgProgress.Maximum = treCharacters.Nodes.Count;
}));
Character[] lstCharacters = new Character[treCharacters.Nodes.Count];
// Parallelized load because this is one major bottleneck.
Parallel.For(0, lstCharacters.Length, (i, objState) =>
{
if (_objPrinterCancellationTokenSource.IsCancellationRequested ||
objState.ShouldExitCurrentIteration)
{
if (!objState.IsStopped)
{
objState.Stop();
}
_objPrinterCancellationTokenSource?.Cancel(false);
return;
}
lstCharacters[i] = Program.MainForm.LoadCharacter(treCharacters.Nodes[i].Tag.ToString(), string.Empty, false, false, false);
bool blnLoadSuccessful = lstCharacters[i] != null;
if (_objPrinterCancellationTokenSource.IsCancellationRequested ||
objState.ShouldExitCurrentIteration)
{
if (!objState.IsStopped)
{
objState.Stop();
}
_objPrinterCancellationTokenSource?.Cancel(false);
return;
}
if (blnLoadSuccessful)
{
prgProgress.DoThreadSafe(() => ++ prgProgress.Value);
}
});
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
return;
}
CleanUpOldCharacters();
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
return;
}
_aobjCharacters = lstCharacters;
if (_frmPrintView == null)
{
await this.DoThreadSafeFunc(async() =>
{
_frmPrintView = new CharacterSheetViewer();
await _frmPrintView.SetSelectedSheet("Game Master Summary");
await _frmPrintView.SetCharacters(_aobjCharacters);
_frmPrintView.Show();
});
}
else
{
await _frmPrintView.DoThreadSafeFunc(async() =>
{
await _frmPrintView.SetCharacters(_aobjCharacters);
_frmPrintView.Activate();
});
}
}
finally
{
await Task.WhenAll(cmdPrint.DoThreadSafeAsync(() => cmdPrint.Enabled = true),
prgProgress.DoThreadSafeAsync(() => prgProgress.Value = 0));
}
}
}
private async Task DoPrint()
{
using (CursorWait.New(this, true))
{
try
{
await Task.WhenAll(cmdPrint.DoThreadSafeAsync(x => x.Enabled = false),
prgProgress.DoThreadSafeAsync(objBar =>
{
objBar.Value = 0;
objBar.Maximum = treCharacters.Nodes.Count;
}));
// Parallelized load because this is one major bottleneck.
Character[] lstCharacters = new Character[treCharacters.Nodes.Count];
Task <Character>[] tskLoadingTasks = new Task <Character> [treCharacters.Nodes.Count];
for (int i = 0; i < tskLoadingTasks.Length; ++i)
{
string strLoopFile = treCharacters.Nodes[i].Tag.ToString();
tskLoadingTasks[i]
= Task.Run(() => InnerLoad(strLoopFile), _objPrinterCancellationTokenSource.Token);
}
async Task <Character> InnerLoad(string strLoopFile)
{
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
_objPrinterCancellationTokenSource?.Cancel(false);
return(null);
}
Character objReturn
= await Program.LoadCharacterAsync(strLoopFile, string.Empty, false, false, false);
bool blnLoadSuccessful = objReturn != null;
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
_objPrinterCancellationTokenSource?.Cancel(false);
return(null);
}
if (blnLoadSuccessful)
{
await prgProgress.DoThreadSafeAsync(() => ++ prgProgress.Value);
}
return(objReturn);
}
await Task.WhenAll(tskLoadingTasks);
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
return;
}
try
{
for (int i = 0; i < lstCharacters.Length; ++i)
{
lstCharacters[i] = await tskLoadingTasks[i];
}
}
catch (TaskCanceledException)
{
return; // We cancelled the task, so just exit
}
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
return;
}
await CleanUpOldCharacters();
if (_objPrinterCancellationTokenSource.IsCancellationRequested)
{
return;
}
_aobjCharacters = lstCharacters;
if (_frmPrintView == null)
{
await this.DoThreadSafeAsync(async() =>
{
_frmPrintView = new CharacterSheetViewer();
await _frmPrintView.SetSelectedSheet("Game Master Summary");
await _frmPrintView.SetCharacters(_aobjCharacters);
_frmPrintView.Show();
});
}
else
{
await _frmPrintView.DoThreadSafeAsync(async objSheetViewer =>
{
await objSheetViewer.SetCharacters(_aobjCharacters);
objSheetViewer.Activate();
});
}
}
finally
{
await Task.WhenAll(cmdPrint.DoThreadSafeAsync(x => x.Enabled = true),
prgProgress.DoThreadSafeAsync(x => x.Value = 0));
}
}
}
