From 341e7e9d8ff6c77d7eaba4d47e56044203ee80e2 Mon Sep 17 00:00:00 2001
From: Gerik Kubiak <gerikkub@gmail.com>
Date: Mon, 16 Mar 2015 20:28:17 -0700
Subject: [PATCH] Added the ability to pause the emulator by moving the mouse
 outside the window.

---
 Source/Core/Core/ConfigManager.cpp   |  2 ++
 Source/Core/Core/ConfigManager.h     |  2 ++
 Source/Core/DolphinWX/Frame.cpp      | 27 +++++++++++++++++++++++++++
 Source/Core/DolphinWX/FrameTools.cpp | 16 +++++++++-------
 4 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/Source/Core/Core/ConfigManager.cpp b/Source/Core/Core/ConfigManager.cpp
index 6fc09c46d5..225fe04a00 100644
--- a/Source/Core/Core/ConfigManager.cpp
+++ b/Source/Core/Core/ConfigManager.cpp
@@ -242,6 +242,7 @@ void SConfig::SaveInterfaceSettings(IniFile& ini)
 	interface->Set("ShowLogConfigWindow", m_InterfaceLogConfigWindow);
 	interface->Set("ExtendedFPSInfo", m_InterfaceExtendedFPSInfo);
 	interface->Set("ThemeName40", m_LocalCoreStartupParameter.theme_name);
+	interface->Set("PauseOnFocusLost", m_PauseOnFocusLost);
 }
 
 void SConfig::SaveHotkeySettings(IniFile& ini)
@@ -464,6 +465,7 @@ void SConfig::LoadInterfaceSettings(IniFile& ini)
 	interface->Get("ShowLogConfigWindow",     &m_InterfaceLogConfigWindow,                    false);
 	interface->Get("ExtendedFPSInfo",         &m_InterfaceExtendedFPSInfo,                    false);
 	interface->Get("ThemeName40",             &m_LocalCoreStartupParameter.theme_name,        "Clean");
+	interface->Get("PauseOnFocusLost",        &m_PauseOnFocusLost,                            false);
 }
 
 void SConfig::LoadHotkeySettings(IniFile& ini)
diff --git a/Source/Core/Core/ConfigManager.h b/Source/Core/Core/ConfigManager.h
index 80f0523208..cac39cbb31 100644
--- a/Source/Core/Core/ConfigManager.h
+++ b/Source/Core/Core/ConfigManager.h
@@ -103,6 +103,8 @@ struct SConfig : NonCopyable
 	bool m_DumpFramesSilent;
 	bool m_ShowInputDisplay;
 
+	bool m_PauseOnFocusLost;
+
 	// DSP settings
 	bool m_DSPEnableJIT;
 	bool m_DSPCaptureLog;
diff --git a/Source/Core/DolphinWX/Frame.cpp b/Source/Core/DolphinWX/Frame.cpp
index ff82e1cd65..3678d349c5 100644
--- a/Source/Core/DolphinWX/Frame.cpp
+++ b/Source/Core/DolphinWX/Frame.cpp
@@ -1121,6 +1121,33 @@ void CFrame::OnKeyUp(wxKeyEvent& event)
 
 void CFrame::OnMouse(wxMouseEvent& event)
 {
+	if (SConfig::GetInstance().m_PauseOnFocusLost && 
+			event.GetEventObject() == (wxObject*)m_RenderParent)
+	{
+		if (event.Leaving())
+		{
+			if (Core::GetState() == Core::CORE_RUN)
+			{
+				Core::SetState(Core::CORE_PAUSE);
+				if (SConfig::GetInstance().m_LocalCoreStartupParameter.bHideCursor)
+					m_RenderParent->SetCursor(wxNullCursor);
+				Core::UpdateTitle();
+			}
+			UpdateGUI();
+		}
+		else if (event.Entering())
+		{
+			if (Core::GetState() == Core::CORE_PAUSE)
+			{
+				Core::SetState(Core::CORE_RUN);
+				if (SConfig::GetInstance().m_LocalCoreStartupParameter.bHideCursor)
+					m_RenderParent->SetCursor(wxCURSOR_BLANK);
+			}
+			UpdateGUI();
+		}
+	}
+
+
 	// next handlers are all for FreeLook, so we don't need to check them if disabled
 	if (!g_Config.bFreeLook)
 	{
diff --git a/Source/Core/DolphinWX/FrameTools.cpp b/Source/Core/DolphinWX/FrameTools.cpp
index 31d366a55a..b61f093c18 100644
--- a/Source/Core/DolphinWX/FrameTools.cpp
+++ b/Source/Core/DolphinWX/FrameTools.cpp
@@ -1073,13 +1073,15 @@ void CFrame::StartGame(const std::string& filename)
 
 		m_RenderParent->SetFocus();
 
-		wxTheApp->Bind(wxEVT_KEY_DOWN,    &CFrame::OnKeyDown, this);
-		wxTheApp->Bind(wxEVT_KEY_UP,      &CFrame::OnKeyUp,   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);
-		wxTheApp->Bind(wxEVT_MIDDLE_UP,   &CFrame::OnMouse,   this);
-		wxTheApp->Bind(wxEVT_MOTION,      &CFrame::OnMouse,   this);
+		wxTheApp->Bind(wxEVT_KEY_DOWN,     &CFrame::OnKeyDown, this);
+		wxTheApp->Bind(wxEVT_KEY_UP,       &CFrame::OnKeyUp,   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);
+		wxTheApp->Bind(wxEVT_MIDDLE_UP,    &CFrame::OnMouse,   this);
+		wxTheApp->Bind(wxEVT_MOTION,       &CFrame::OnMouse,   this);
+		wxTheApp->Bind(wxEVT_ENTER_WINDOW, &CFrame::OnMouse,  this);
+		wxTheApp->Bind(wxEVT_LEAVE_WINDOW, &CFrame::OnMouse,  this);
 		m_RenderParent->Bind(wxEVT_SIZE, &CFrame::OnRenderParentResize, this);
 	}