From dc48249e1acea54b391f53b95f16e515dead7c97 Mon Sep 17 00:00:00 2001
From: "Andrew Gallant (Ocelot)" <Andrew.Gallant@tufts.edu>
Date: Mon, 7 May 2012 04:09:19 -0400
Subject: lots of docs and examples

---
 nexgb/examples/xinerama/main.go | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 nexgb/examples/xinerama/main.go

(limited to 'nexgb/examples/xinerama')

diff --git a/nexgb/examples/xinerama/main.go b/nexgb/examples/xinerama/main.go
new file mode 100644
index 0000000..ec7f46a
--- /dev/null
+++ b/nexgb/examples/xinerama/main.go
@@ -0,0 +1,39 @@
+// Example xinerama shows how to query the geometry of all active heads.
+package main
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/BurntSushi/xgb"
+)
+
+func main() {
+	X, err := xgb.NewConn()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Initialize the Xinerama extension.
+	// The appropriate 'Init' function must be run for *every*
+	// extension before any of its requests can be used.
+	err = X.XineramaInit()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Issue a request to get the screen information.
+	reply, err := X.XineramaQueryScreens().Reply()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// reply.Number is the number of active heads, while reply.ScreenInfo
+	// is a slice of XineramaScreenInfo containing the rectangle geometry
+	// of each head.
+	fmt.Printf("Number of heads: %d\n", reply.Number)
+	for i, screen := range reply.ScreenInfo {
+		fmt.Printf("%d :: X: %d, Y: %d, Width: %d, Height: %d\n",
+			i, screen.XOrg, screen.YOrg, screen.Width, screen.Height)
+	}
+}
-- 
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