From ccb56ddf97dded3af5b2d6e3a41367f56ca7d672 Mon Sep 17 00:00:00 2001
From: Jules Blok <jules.blok@gmail.com>
Date: Mon, 20 Jul 2015 10:04:18 +0200
Subject: [PATCH] CFrame: Claim all keyboard events on OS X.

---
 Source/Core/DolphinWX/Frame.cpp      | 14 ++++++++++++++
 Source/Core/DolphinWX/Frame.h        |  2 --
 Source/Core/DolphinWX/FrameTools.cpp |  1 +
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/Source/Core/DolphinWX/Frame.cpp b/Source/Core/DolphinWX/Frame.cpp
index b41cdbb461..d2b396aa3d 100644
--- a/Source/Core/DolphinWX/Frame.cpp
+++ b/Source/Core/DolphinWX/Frame.cpp
@@ -1068,6 +1068,20 @@ bool TASInputHasFocus()
 	return false;
 }
 
+void CFrame::OnKeyDown(wxKeyEvent& event)
+{
+	// On OS X, we claim all keyboard events while
+	// emulation is running to avoid wxWidgets sounding
+	// the system beep for unhandled key events when
+	// receiving pad/Wiimote keypresses which take an
+	// entirely different path through the HID subsystem.
+#ifndef __APPLE__
+	// On other platforms, we leave the key event alone
+	// so it can be passed on to the windowing system.
+	event.Skip();
+#endif
+}
+
 void CFrame::OnMouse(wxMouseEvent& event)
 {
 	// next handlers are all for FreeLook, so we don't need to check them if disabled
diff --git a/Source/Core/DolphinWX/Frame.h b/Source/Core/DolphinWX/Frame.h
index 4460593497..abb712b3c1 100644
--- a/Source/Core/DolphinWX/Frame.h
+++ b/Source/Core/DolphinWX/Frame.h
@@ -320,8 +320,6 @@ private:
 	void OnToggleWindow(wxCommandEvent& event);
 
 	void OnKeyDown(wxKeyEvent& event); // Keyboard
-	void OnKeyUp(wxKeyEvent& event);
-
 	void OnMouse(wxMouseEvent& event); // Mouse
 
 	void OnFocusChange(wxFocusEvent& event);
diff --git a/Source/Core/DolphinWX/FrameTools.cpp b/Source/Core/DolphinWX/FrameTools.cpp
index d56a8486b2..a54677423d 100644
--- a/Source/Core/DolphinWX/FrameTools.cpp
+++ b/Source/Core/DolphinWX/FrameTools.cpp
@@ -1046,6 +1046,7 @@ void CFrame::StartGame(const std::string& filename)
 
 		m_RenderParent->SetFocus();
 
+		wxTheApp->Bind(wxEVT_KEY_DOWN,     &CFrame::OnKeyDown,     this);
 		wxTheApp->Bind(wxEVT_RIGHT_DOWN,   &CFrame::OnMouse,       this);
 		wxTheApp->Bind(wxEVT_RIGHT_UP,     &CFrame::OnMouse,       this);
 		wxTheApp->Bind(wxEVT_MIDDLE_DOWN,  &CFrame::OnMouse,       this);