From 2fa80f7d42574ca57da0baa6e1a6662014657522 Mon Sep 17 00:00:00 2001
From: Ousmane Traore <hello@ousmane.me>
Date: Sun, 30 Apr 2017 10:40:31 -0400
Subject: [PATCH] Add ability to hide the cursor

---
 pixelgl/window.go | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/pixelgl/window.go b/pixelgl/window.go
index 8b12876..1e3551c 100644
--- a/pixelgl/window.go
+++ b/pixelgl/window.go
@@ -42,9 +42,10 @@ type WindowConfig struct {
 type Window struct {
 	window *glfw.Window
 
-	bounds pixel.Rect
-	canvas *Canvas
-	vsync  bool
+	bounds        pixel.Rect
+	canvas        *Canvas
+	vsync         bool
+	cursorVisible bool
 
 	// need to save these to correctly restore a fullscreen window
 	restore struct {
@@ -291,6 +292,24 @@ func (w *Window) VSync() bool {
 	return w.vsync
 }
 
+// SetCursorVisible sets the visibility of the mouse cursor inside the window client area
+func (w *Window) SetCursorVisible(visible bool) {
+	w.cursorVisible = visible
+	mainthread.Call(func() {
+		if visible && w.window.GetInputMode(glfw.CursorMode) != glfw.CursorNormal {
+			w.window.SetInputMode(glfw.CursorMode, glfw.CursorNormal)
+		}
+		if !visible && w.window.GetInputMode(glfw.CursorMode) != glfw.CursorHidden {
+			w.window.SetInputMode(glfw.CursorMode, glfw.CursorHidden)
+		}
+	})
+}
+
+// CursorVisible returns the visibility status of the mouse cursor
+func (w *Window) CursorVisible() bool {
+	return w.cursorVisible
+}
+
 // Note: must be called inside the main thread.
 func (w *Window) begin() {
 	if currWin != w {