From d19a495ee04e293828f5fc411f767b4f0c8ab63d Mon Sep 17 00:00:00 2001
From: "tabi.katalin" <kt.uszeged@partner.samsung.com>
Date: Tue, 27 Nov 2018 10:18:48 +0100
Subject: [PATCH] Handle launching more apps on Android

We can check whether an Android app has already been connected to RenderDoc, and warn the user to close the previous app before launching a new one.
---
 qrenderdoc/Windows/MainWindow.cpp | 20 ++++++++++++++++++++
 qrenderdoc/Windows/MainWindow.h   |  2 ++
 2 files changed, 22 insertions(+)

diff --git a/qrenderdoc/Windows/MainWindow.cpp b/qrenderdoc/Windows/MainWindow.cpp
index 7dda93953..6fe38e761 100644
--- a/qrenderdoc/Windows/MainWindow.cpp
+++ b/qrenderdoc/Windows/MainWindow.cpp
@@ -508,6 +508,16 @@ void MainWindow::OnCaptureTrigger(const QString &exe, const QString &workingDir,
     return;
 
   LambdaThread *th = new LambdaThread([this, exe, workingDir, cmdLine, env, opts, callback]() {
+
+    if(isCapturableAppRunningOnAndroid())
+    {
+      RDDialog::warning(this, tr("RenderDoc is already capturing an app on this device"),
+                        tr("A running app on this device is already being captured with RenderDoc. "
+                           "First please close the app then try to launch again."),
+                        QMessageBox::Ok);
+      return;
+    }
+
     QString capturefile = m_Ctx.TempCaptureFilename(QFileInfo(exe).baseName());
 
     ExecuteResult ret =
@@ -2848,3 +2858,13 @@ void MainWindow::showLaunchError(ReplayStatus status)
   }
   GUIInvoke::call(this, [this, title, message]() { RDDialog::warning(this, title, message); });
 }
+
+bool MainWindow::isCapturableAppRunningOnAndroid()
+{
+  if(!m_Ctx.Replay().CurrentRemote() || !m_Ctx.Replay().CurrentRemote()->IsADB())
+    return false;
+
+  rdcstr host = m_Ctx.Replay().CurrentRemote()->hostname;
+  uint32_t ident = RENDERDOC_EnumerateRemoteTargets(host.c_str(), 0);
+  return ident != 0;
+}
diff --git a/qrenderdoc/Windows/MainWindow.h b/qrenderdoc/Windows/MainWindow.h
index adbfeedb5..9315fdc3a 100644
--- a/qrenderdoc/Windows/MainWindow.h
+++ b/qrenderdoc/Windows/MainWindow.h
@@ -250,4 +250,6 @@ private:
   void FillRemotesMenu(QMenu *menu, bool includeLocalhost);
 
   void showLaunchError(ReplayStatus status);
+
+  bool isCapturableAppRunningOnAndroid();
 };