From 0437f4c4867cc73fdaf99c14925295c5de4b13ea Mon Sep 17 00:00:00 2001
From: Michael M <mchtly@gmail.com>
Date: Mon, 26 Jun 2017 23:23:22 -0700
Subject: [PATCH] IOWindow: use BlockUserInputFilter

---
 .../DolphinQt2/Config/Mapping/IOWindow.cpp    | 20 ++++++++-----------
 .../Core/DolphinQt2/Config/Mapping/IOWindow.h |  1 -
 2 files changed, 8 insertions(+), 13 deletions(-)

diff --git a/Source/Core/DolphinQt2/Config/Mapping/IOWindow.cpp b/Source/Core/DolphinQt2/Config/Mapping/IOWindow.cpp
index 16f0186cb2..216da815fa 100644
--- a/Source/Core/DolphinQt2/Config/Mapping/IOWindow.cpp
+++ b/Source/Core/DolphinQt2/Config/Mapping/IOWindow.cpp
@@ -22,6 +22,7 @@
 #include "DolphinQt2/Config/Mapping/MappingCommon.h"
 #include "DolphinQt2/Config/Mapping/MappingWidget.h"
 #include "DolphinQt2/Config/Mapping/MappingWindow.h"
+#include "DolphinQt2/QtUtils/BlockUserInputFilter.h"
 #include "InputCommon/ControlReference/ControlReference.h"
 #include "InputCommon/ControllerEmu/ControllerEmu.h"
 #include "InputCommon/ControllerInterface/ControllerInterface.h"
@@ -172,11 +173,10 @@ void IOWindow::OnDialogButtonPressed(QAbstractButton* button)
 
 void IOWindow::OnDetectButtonPressed()
 {
-  if (m_block.IsSet())
-    return;
+  installEventFilter(BlockUserInputFilter::Instance());
+  grabKeyboard();
+  grabMouse();
 
-  m_block.Set(true);
-  m_expression_text->setEnabled(false);
   std::thread([this] {
     auto* btn = m_type == IOWindow::Type::Input ? m_detect_button : m_test_button;
     const auto old_label = btn->text();
@@ -195,8 +195,10 @@ void IOWindow::OnDetectButtonPressed()
       if (list.size() > 0)
         m_option_list->setCurrentItem(list[0]);
     }
-    m_expression_text->setEnabled(true);
-    m_block.Set(false);
+
+    releaseMouse();
+    releaseKeyboard();
+    removeEventFilter(BlockUserInputFilter::Instance());
   }).detach();
 }
 
@@ -209,9 +211,6 @@ void IOWindow::OnRangeChanged(int value)
 
 void IOWindow::UpdateOptionList()
 {
-  if (m_block.IsSet())
-    return;
-
   m_option_list->clear();
 
   const auto device = g_controller_interface.FindDevice(m_devq);
@@ -234,7 +233,6 @@ void IOWindow::UpdateOptionList()
 
 void IOWindow::UpdateDeviceList()
 {
-  m_block.Set(true);
   m_devices_combo->clear();
 
   Core::RunAsCPUThread([&] {
@@ -255,6 +253,4 @@ void IOWindow::UpdateDeviceList()
 
     m_devices_combo->setCurrentIndex(0);
   });
-
-  m_block.Set(false);
 }
diff --git a/Source/Core/DolphinQt2/Config/Mapping/IOWindow.h b/Source/Core/DolphinQt2/Config/Mapping/IOWindow.h
index b59d84db65..d12766a6c7 100644
--- a/Source/Core/DolphinQt2/Config/Mapping/IOWindow.h
+++ b/Source/Core/DolphinQt2/Config/Mapping/IOWindow.h
@@ -94,6 +94,5 @@ private:
   ControllerEmu::EmulatedController* m_controller;
 
   ciface::Core::DeviceQualifier m_devq;
-  Common::Flag m_block;
   Type m_type;
 };