haven/nexgb/examples/randr.go

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2012-05-06 00:22:40 +02:00
package main
import (
"fmt"
"log"
"github.com/BurntSushi/xgb"
)
func main() {
X, _ := xgb.NewConn()
err := X.RegisterExtension("randr")
if err != nil {
log.Fatal(err)
}
resources, err := X.RandrGetScreenResources(X.DefaultScreen().Root).Reply()
if err != nil {
log.Fatal(err)
}
for _, output := range resources.Outputs {
info, err := X.RandrGetOutputInfo(output, 0).Reply()
if err != nil {
log.Fatal(err)
}
bestMode := info.Modes[0]
for _, mode := range resources.Modes {
if mode.Id == uint32(bestMode) {
fmt.Printf("Width: %d, Height: %d\n", mode.Width, mode.Height)
}
}
}
fmt.Println("\n")
for _, crtc := range resources.Crtcs {
info, err := X.RandrGetCrtcInfo(crtc, 0).Reply()
if err != nil {
log.Fatal(err)
}
fmt.Printf("X: %d, Y: %d, Width: %d, Height: %d\n",
info.X, info.Y, info.Width, info.Height)
}
}