protected void frmConsole_FormClosing(object sender, FormClosingEventArgs e)
{
if (e.CloseReason == CloseReason.UserClosing)
{
e.Cancel = true;
if (_IsInputing)
{
if (MessageBox.Show($"Closing this window will dispose {ParentConsoleDevice.Title}"
+ $" and cancel input for {IsBusyInputtingBy}. Continue?", "Warning about IO device dispose"
, MessageBoxButtons.OKCancel, MessageBoxIcon.Warning, MessageBoxDefaultButton.Button1)
!= DialogResult.OK)
{
return;
}
_InputCancelled = true;
_DisposeAfterInput = true;
_IsInputing = false;
}
else
{
ParentConsoleDevice.Dispose();
}
}
}
protected string _Input(object sender, int length)
{
string inData;
if (!this.IsDisposed)
{
IsBusyInputting = true;
IsBusyInputtingBy = sender;
InputtingForLength = length;
_PreText = rtbDisplay.Text;
_PreRtf = rtbDisplay.Rtf;
rtbDisplay.ReadOnly = false;
rtbDisplay.TextChanged += rtbDisplay_TextChanged;
rtbDisplay.KeyDown += rtbDisplay_KeyDown;
rtbDisplay.SelectionStart = rtbDisplay.TextLength;
rtbDisplay.SelectionLength = 0;
PostMessage(rtbDisplay.Handle, WM_VSCROLL, (IntPtr)SB_BOTTOM, IntPtr.Zero);
_IsInputing = true;
_InputCancelled = false;
_DisposeAfterInput = false;
IVirtualMachine senderMachine = (sender as IInputPort)?.ParentIDE.Machine ?? sender as IVirtualMachine;
while (_IsInputing && !_InputCancelled &&
!(senderMachine?.Status == VirtualMachineRunningStatus.Breaking ||
senderMachine?.Status == VirtualMachineRunningStatus.StandBy ||
senderMachine?.Status == VirtualMachineRunningStatus.Paused) &&
!(senderMachine?.RunningTask.Status == TaskStatus.Canceled ||
senderMachine?.RunningTask.Status == TaskStatus.RanToCompletion ||
senderMachine?.RunningTask.Status == TaskStatus.Faulted))
{
Application.DoEvents();
Thread.Yield();
}
_IsInputing = false;
if (!_InputCancelled && !(senderMachine?.Status == VirtualMachineRunningStatus.Breaking))
{
inData = rtbDisplay.Text.Substring(_PreText.Length);
}
else
{
Display.Rtf = _PreRtf;
inData = null;
}
rtbDisplay.ReadOnly = true;
rtbDisplay.TextChanged -= rtbDisplay_TextChanged;
rtbDisplay.KeyDown -= rtbDisplay_KeyDown;
if (ParentConsoleDevice.AutoScrollDisplayToEnd)
{
PostMessage(rtbDisplay.Handle, WM_VSCROLL, (IntPtr)SB_BOTTOM, IntPtr.Zero);
}
IsBusyInputting = false;
IsBusyInputtingBy = null;
InputtingForLength = -1;
if (_DisposeAfterInput)
{
ParentConsoleDevice.Dispose();
}
}
else
{
inData = null;
}
_CheckDisplayParameters();
return(inData);
}
