From e0a16c109c76c6668055f1b42f4e501795fca79a Mon Sep 17 00:00:00 2001
From: "Lars A. Doucet" <lars.doucet@gmail.com>
Date: Thu, 30 Jul 2015 13:39:05 -0500
Subject: [PATCH] Trying to hook up the first native function!

---
 lime/system/Display.hx                 | 13 +++++++++----
 project/include/system/Display.h       | 23 +++++++++++++++++++++++
 project/src/ExternalInterface.cpp      |  7 +++++++
 project/src/backend/sdl/SDLDisplay.cpp | 14 ++++++++++++++
 4 files changed, 53 insertions(+), 4 deletions(-)

diff --git a/lime/system/Display.hx b/lime/system/Display.hx
index 801323a17..94acc1b20 100644
--- a/lime/system/Display.hx
+++ b/lime/system/Display.hx
@@ -36,7 +36,7 @@ class Display {
 	
 	public static function get_numDisplays():Int {
 		
-		return lime_display_get_num_video_displays();
+		return lime_display_get_num_devices();
 		
 	}
 	
@@ -123,9 +123,13 @@ class Display {
 	// Native Methods (stubs)
 	
 	#if (cpp || neko || nodejs)
-	private static var lime_display_get_num_video_displays = function():Int { 
+	
+	/*
+	private static var lime_display_get_num_devices = function():Int { 
 		return 1;
 	};
+	*/
+	
 	private static var lime_display_get_name = function(i:Int) { 
 		return "fake"; 
 	};
@@ -140,10 +144,11 @@ class Display {
 	};
 	#end
 	
-	/*
 	#if (cpp || neko || nodejs)
-	private static var lime_display_get_num_video_displays = System.load("lime", "lime_display_get_num_video_displays", 0);
 	
+	private static var lime_display_get_num_devices = System.load("lime", "lime_display_get_num_devices_displays", 0);
+	
+	/*
 	private static var lime_display_get_name = System.load ("lime", "lime_display_get_name", 1);
 	private static var lime_display_get_num_display_modes = System.load ("lime", "lime_display_get_num_display_modes", 1);
 	private static var lime_display_get_display_mode = System.load ("lime", "lime_display_get_display_mode", 2);
diff --git a/project/include/system/Display.h b/project/include/system/Display.h
index e69de29bb..8360ce888 100644
--- a/project/include/system/Display.h
+++ b/project/include/system/Display.h
@@ -0,0 +1,23 @@
+#ifndef LIME_UI_DISPLAY_H
+#define LIME_UI_DISPLAY_H
+
+#include <SDL.h>
+#include <ui/Gamepad.h>
+#include <map>
+
+namespace lime {
+	
+	
+	class Display {
+		
+		public:
+			
+			static int GetNumDevices ();
+		
+	};
+	
+	
+}
+
+
+#endif
\ No newline at end of file
diff --git a/project/src/ExternalInterface.cpp b/project/src/ExternalInterface.cpp
index 64dbb50a9..00b148f90 100644
--- a/project/src/ExternalInterface.cpp
+++ b/project/src/ExternalInterface.cpp
@@ -20,6 +20,7 @@
 #include <graphics/ImageBuffer.h>
 #include <graphics/Renderer.h>
 #include <graphics/RenderEvent.h>
+#include <system/Display.h>
 #include <system/System.h>
 #include <text/Font.h>
 #include <text/TextLayout.h>
@@ -390,6 +391,11 @@ namespace lime {
 		
 	}
 	
+	value lime_display_get_num_devices () {
+		
+		return alloc_int (Display::GetNumDevices());
+		
+	}
 	
 	value lime_gamepad_add_mappings (value mappings) {
 		
@@ -1172,6 +1178,7 @@ namespace lime {
 	DEFINE_PRIM (lime_font_render_glyph, 3);
 	DEFINE_PRIM (lime_font_render_glyphs, 3);
 	DEFINE_PRIM (lime_font_set_size, 2);
+	DEFINE_PRIM (lime_display_get_num_devices, 0);
 	DEFINE_PRIM (lime_gamepad_add_mappings, 1);
 	DEFINE_PRIM (lime_gamepad_event_manager_register, 2);
 	DEFINE_PRIM (lime_gamepad_get_device_guid, 1);
diff --git a/project/src/backend/sdl/SDLDisplay.cpp b/project/src/backend/sdl/SDLDisplay.cpp
index e69de29bb..4287725a8 100644
--- a/project/src/backend/sdl/SDLDisplay.cpp
+++ b/project/src/backend/sdl/SDLDisplay.cpp
@@ -0,0 +1,14 @@
+#include <system/Display.h>
+
+
+namespace lime {
+	
+	
+	int SDLDisplay::GetNumDevices() {
+		
+		return SDL_GetNumVideoDisplays();
+		
+	}
+	
+	
+}
\ No newline at end of file