From 5693fbcce3ca04aa7a26920add40ea770419f3ea Mon Sep 17 00:00:00 2001
From: Glenn Watson <gw@intuitionlibrary.com>
Date: Fri, 24 Oct 2014 15:20:25 +1000
Subject: [PATCH 1/2] Add accessor for underlying display handle on Linux.
 Although unimplemented on other platforms, this applies to at least android
 as well.

---
 src/android/mod.rs    | 4 ++++
 src/lib.rs            | 8 ++++++++
 src/osx/mod.rs        | 4 ++++
 src/win32/mod.rs      | 4 ++++
 src/x11/window/mod.rs | 4 ++++
 5 files changed, 24 insertions(+)

diff --git a/src/android/mod.rs b/src/android/mod.rs
index d900abe2..ef2e5e01 100644
--- a/src/android/mod.rs
+++ b/src/android/mod.rs
@@ -186,6 +186,10 @@ impl Window {
             ffi::egl::SwapBuffers(self.display, self.surface);
         }
     }
+
+    pub fn platform_display(&self) -> *mut libc::c_void {
+        unimplemented!()
+    }
 }
 
 #[unsafe_destructor]
diff --git a/src/lib.rs b/src/lib.rs
index 041ebeb4..33c66db3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -341,6 +341,14 @@ impl Window {
     pub fn swap_buffers(&self) {
         self.window.swap_buffers()
     }
+
+    /// Gets the native platform specific display for this window.
+    /// This is typically only required when integrating with
+    /// other libraries that need this information.
+    #[inline]
+    pub fn platform_display(&self) -> *mut libc::c_void {
+        self.window.platform_display()
+    }
 }
 
 /// Represents a headless OpenGL context.
diff --git a/src/osx/mod.rs b/src/osx/mod.rs
index dfd2eb85..2ad1ba39 100644
--- a/src/osx/mod.rs
+++ b/src/osx/mod.rs
@@ -337,4 +337,8 @@ impl Window {
     pub fn swap_buffers(&self) {
         unsafe { self.context.flushBuffer(); }
     }
+
+    pub fn platform_display(&self) -> *mut libc::c_void {
+        unimplemented!()
+    }
 }
diff --git a/src/win32/mod.rs b/src/win32/mod.rs
index c3da891e..5ce9677e 100644
--- a/src/win32/mod.rs
+++ b/src/win32/mod.rs
@@ -233,6 +233,10 @@ impl Window {
             ffi::SwapBuffers(self.hdc);
         }
     }
+
+    pub fn platform_display(&self) -> *mut libc::c_void {
+        unimplemented!()
+    }
 }
 
 #[unsafe_destructor]
diff --git a/src/x11/window/mod.rs b/src/x11/window/mod.rs
index cb73958c..3d69a3e6 100644
--- a/src/x11/window/mod.rs
+++ b/src/x11/window/mod.rs
@@ -469,6 +469,10 @@ impl Window {
     pub fn swap_buffers(&self) {
         unsafe { ffi::glx::SwapBuffers(self.display, self.window) }
     }
+
+    pub fn platform_display(&self) -> *mut libc::c_void {
+        self.display as *mut libc::c_void
+    }
 }
 
 impl Drop for Window {

From 21e3ff99fa5628011fe226dd13a87e09f0f33330 Mon Sep 17 00:00:00 2001
From: Glenn Watson <gw@intuitionlibrary.com>
Date: Fri, 24 Oct 2014 18:12:03 +1000
Subject: [PATCH 2/2] Make platform data function as unsafe.

---
 src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index 33c66db3..868d4c0f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -346,7 +346,7 @@ impl Window {
     /// This is typically only required when integrating with
     /// other libraries that need this information.
     #[inline]
-    pub fn platform_display(&self) -> *mut libc::c_void {
+    pub unsafe fn platform_display(&self) -> *mut libc::c_void {
         self.window.platform_display()
     }
 }