Adds a clear to the output, and handles robot disconnects properly

Used to do giant stack trace, now spits out a proper error.

Author: ThadHouse

FRC-Extension/Buttons/DeployDebugButton.cs

@@ -4,6 +4,7 @@
 using EnvDTE;
 using EnvDTE80;
 using Microsoft.VisualStudio.Shell;
+using Renci.SshNet.Common;
 using VSLangProj;
 
 namespace RobotDotNet.FRC_Extension.Buttons
@@ -52,19 +53,25 @@ public override async void ButtonCallback(object sender, EventArgs e)
                 try
                 {
                     m_output.ProgressBarLabel = "Deploying Robot Code";
-
+                    OutputWriter.Instance.Clear();
                     SettingsPageGrid page;
                     string teamNumber = m_package.GetTeamNumber(out page);
 
                     if (teamNumber == null) return;
 
                     //Disable the deploy buttons
                     DisableAllButtons();
-                    DeployManager m = new DeployManager(m_package.PublicGetService(typeof(DTE)) as DTE);
+                    DeployManager m = new DeployManager(m_package.PublicGetService(typeof (DTE)) as DTE);
                     await m.DeployCode(teamNumber, page, m_debugButton, m_robotProject);
                     EnableAllButtons();
                     m_output.ProgressBarLabel = "Robot Code Deploy Successful";
                 }
+                catch (SshConnectionException)
+                {
+                    m_output.WriteLine("Connection to RoboRIO lost. Deploy aborted.");
+                    EnableAllButtons();
+                    m_output.ProgressBarLabel = "Robot Code Deploy Failed";
+                }
                 catch (Exception ex)
                 {
                     m_output.WriteLine(ex.ToString());

FRC-Extension/Buttons/InstallMonoButton.cs

@@ -3,6 +3,7 @@
 using EnvDTE;
 using Microsoft.VisualStudio.Shell;
 using Microsoft.VisualStudio.Shell.Interop;
+using Renci.SshNet.Common;
 using RobotDotNet.FRC_Extension.MonoCode;
 using Task = System.Threading.Tasks.Task;
 
@@ -78,6 +79,13 @@ public override async void ButtonCallback(object sender, EventArgs e)
                         }
                     }
                 }
+                catch (SshConnectionException)
+                {
+                    m_output.WriteLine("Connection to RoboRIO lost. Install aborted.");
+                    m_installing = false;
+                    menuCommand.Visible = true;
+                    m_output.ProgressBarLabel = "Mono Install Failed";
+                }
                 catch (Exception ex)
                 {
                     m_output.WriteLine(ex.ToString());

FRC-Extension/MonoCode/MonoDeploy.cs

@@ -25,6 +25,7 @@ public MonoDeploy(string teamNumber, DeployManager deployManager, MonoFile monoF
         internal async Task DeployMono()
         {
             var writer = OutputWriter.Instance;
+            writer.Clear();
 
             //Connect to RoboRIO
             writer.WriteLine("Attempting to Connect to RoboRIO");

FRC-Extension/OutputWriter.cs

@@ -60,6 +60,14 @@ private void Initialize()
 
         }
 
+        public void Clear()
+        {
+            if (!m_initialized)
+                Initialize();
+            if (!m_initialized) return;
+            m_outputPane.Clear();
+        }
+
         public void Write(string value)
         {
             if (!m_initialized)