Add --replayhost command line option for qrenderdoc

This allows users to specify which remote host to connect to on startup.

qrenderdoc/Code/CaptureContext.cpp

@@ -1379,6 +1379,11 @@ void CaptureContext::SetEventID(const rdcarray<ICaptureViewer *> &exclude, uint3
   RefreshUIStatus(exclude, updateSelectedEvent, updateEvent);
 }
 
+void CaptureContext::SetRemoteHost(int hostIdx)
+{
+  m_MainWindow->setRemoteHost(hostIdx);
+}
+
 void CaptureContext::RefreshUIStatus(const rdcarray<ICaptureViewer *> &exclude,
                                      bool updateSelectedEvent, bool updateEvent)
 {

qrenderdoc/Code/CaptureContext.h

@@ -111,7 +111,7 @@ public:
   void ExportCapture(const CaptureFileFormat &fmt, const rdcstr &exportfile) override;
   void SetEventID(const rdcarray<ICaptureViewer *> &exclude, uint32_t selectedEventID,
                   uint32_t eventId, bool force = false) override;
-
+  void SetRemoteHost(int hostIndex);
   void RefreshStatus() override { SetEventID({}, m_SelectedEventID, m_EventID, true); }
   void RefreshUIStatus(const rdcarray<ICaptureViewer *> &exclude, bool updateSelectedEvent,
                        bool updateEvent);

qrenderdoc/Code/Interface/RemoteHost.h

@@ -29,7 +29,7 @@ class RemoteHost;
 // do not include any headers here, they must all be in QRDInterface.h
 #include "QRDInterface.h"
 
-DOCUMENT("A handle for interacting with a remote servers on a given host.");
+DOCUMENT("A handle for interacting with a remote server on a given host.");
 class RemoteHost
 {
 public:

qrenderdoc/Code/qrenderdoc.cpp

@@ -135,6 +135,10 @@ int main(int argc, char *argv[])
                                    lit("host:port"));
   parser.addOption(targetcontrol);
 
+  QCommandLineOption replayhost(lit("replayhost"), tr("The replay host to connect to on startup."),
+                                lit("host"));
+  parser.addOption(replayhost);
+
   QCommandLineOption python({lit("python"), lit("script"), lit("py")},
                             tr("Run a python script before opening the main UI."),
                             lit("filename.py"));
@@ -291,6 +295,27 @@ int main(int argc, char *argv[])
               .arg(configFilename));
     }
 
+    int replayHostIndex = -1;
+    if(parser.isSet(replayhost))
+    {
+      QString replayHost = parser.value(replayhost);
+      for(int i = 0; i < config.RemoteHosts.count(); i++)
+      {
+        if(QString(config.RemoteHosts[i]->hostname) == replayHost)
+        {
+          replayHostIndex = i;
+          break;
+        }
+      }
+      if(replayHostIndex < 0)
+      {
+        RDDialog::critical(
+            NULL, tr("Error loading remote host"),
+            tr("Remote host %1 doesn't exist. Please add it in Remote Host Manager first.")
+                .arg(parser.value(replayhost)));
+      }
+    }
+
     if(config.Analytics_TotalOptOut)
       Analytics::Disable();
     else
@@ -355,7 +380,10 @@ int main(int argc, char *argv[])
       }
 
       CaptureContext ctx(filename, remoteHost, remoteIdent, temp, config);
-
+      if(replayHostIndex >= 0)
+      {
+        ctx.SetRemoteHost(replayHostIndex);
+      }
       Analytics::Prompt(ctx, config);
 
       ANALYTIC_SET(Metadata.RenderDocVersion, lit(FULL_VERSION_STRING));

qrenderdoc/Windows/MainWindow.cpp

@@ -1772,21 +1772,9 @@ void MainWindow::FillRemotesMenu(QMenu *menu, bool includeLocalhost)
   }
 }
 
-void MainWindow::switchContext()
+void MainWindow::setRemoteHost(int hostIdx)
 {
-  QAction *item = qobject_cast<QAction *>(QObject::sender());
-
-  if(!item)
-    return;
-
-  bool ok = false;
-  int hostIdx = item->data().toInt(&ok);
-
-  if(!ok)
-    return;
-
   RemoteHost *host = NULL;
-
   if(hostIdx >= 0 && hostIdx < m_Ctx.Config().RemoteHosts.count())
   {
     host = m_Ctx.Config().RemoteHosts[hostIdx];
@@ -1933,6 +1921,20 @@ void MainWindow::switchContext()
   }
 }
 
+void MainWindow::switchContext()
+{
+  QAction *item = qobject_cast<QAction *>(QObject::sender());
+
+  if(!item)
+    return;
+
+  bool ok = false;
+  int hostIdx = item->data().toInt(&ok);
+
+  if(ok)
+    setRemoteHost(hostIdx);
+}
+
 void MainWindow::contextChooser_menuShowing()
 {
   FillRemotesMenu(contextChooserMenu, true);

qrenderdoc/Windows/MainWindow.h

@@ -73,6 +73,7 @@ public:
   void show();
 
   void setProgress(float val);
+  void setRemoteHost(int hostIdx);
   void takeCaptureOwnership() { m_OwnTempCapture = true; }
   void captureModified();
   void LoadFromFilename(const QString &filename, bool temporary);