1 files changed, 12 insertions, 10 deletions

diff --git a/src/window.rs b/src/window.rs
index 664868b..8757efc 100644
--- a/src/window.rs
+++ b/src/window.rs
@@ -3,6 +3,7 @@ use std::default::Default;
 
 use Api;
 use BuilderAttribs;
+use ContextError;
 use CreationError;
 use CursorState;
 use Event;
@@ -11,6 +12,7 @@ use GlProfile;
 use GlRequest;
 use MouseCursor;
 use PixelFormat;
+use Robustness;
 use native_monitor::NativeMonitorId;
 
 use gl_common;
@@ -83,6 +85,12 @@ impl<'a> WindowBuilder<'a> {
         self
     }
 
+    /// Sets the robustness of the OpenGL context. See the docs of `Robustness`.
+    pub fn with_gl_robustness(mut self, robustness: Robustness) -> WindowBuilder<'a> {
+        self.attribs.gl_robustness = robustness;
+        self
+    }
+
     /// Requests that the window has vsync enabled.
     pub fn with_vsync(mut self) -> WindowBuilder<'a> {
         self.attribs.vsync = true;
@@ -230,12 +238,6 @@ impl Window {
         builder.build()
     }
 
-    /// Returns true if the window has previously been closed by the user.
-    #[inline]
-    pub fn is_closed(&self) -> bool {
-        self.window.is_closed()
-    }
-
     /// Modifies the title of the window.
     ///
     /// This is a no-op if the window has already been closed.
@@ -345,7 +347,7 @@ impl Window {
 
     /// Sets the context as the current context.
     #[inline]
-    pub unsafe fn make_current(&self) {
+    pub unsafe fn make_current(&self) -> Result<(), ContextError> {
         self.window.make_current()
     }
 
@@ -372,7 +374,7 @@ impl Window {
     /// is refreshed. However drivers can choose to override your vsync settings, which means that
     /// you can't know in advance whether `swap_buffers` will block or not.
     #[inline]
-    pub fn swap_buffers(&self) {
+    pub fn swap_buffers(&self) -> Result<(), ContextError> {
         self.window.swap_buffers()
     }
 
@@ -455,7 +457,7 @@ impl gl_common::GlFunctionsSource for Window {
 }
 
 impl GlContext for Window {
-    unsafe fn make_current(&self) {
+    unsafe fn make_current(&self) -> Result<(), ContextError> {
         self.make_current()
     }
 
@@ -467,7 +469,7 @@ impl GlContext for Window {
         self.get_proc_address(addr)
     }
 
-    fn swap_buffers(&self) {
+    fn swap_buffers(&self) -> Result<(), ContextError> {
         self.swap_buffers()
     }