unhardcode desktop-directories path

un-hardcode data dir

README.md

@@ -13,9 +13,9 @@ and for files in XDG user directories. The grid view may also be filtered by cat
 You may pin applications by right-clicking them. Pinned items will appear above the application grid. Right-click
 a pinned item to unpin it. The pinned items cache is shared with [nwg-menu](https://github.com/nwg-piotr/nwg-menu).
 
-Below the grid there is the power bar - a row of buttons to lock the screen, exit the compositor, reboot, suspend and power
+Below the grid there is the **power bar** - a row of buttons to lock the screen, exit the compositor, reboot, suspend 
-the machine off. For each button to appear, you need to provide a corresponding command. See "Command line arguments"
+and power the machine off. For each button to appear, you need to provide a corresponding command. See "Command line 
-below.
+arguments" below. If the power bar is present, pressing **Tab** will move focus to its first button.
 
 <img src="https://github.com/nwg-piotr/nwg-drawer/assets/20579136/8f4eacb4-5395-4350-889b-a9037aa34f08" width=640 alt="screenshot"><br>
 
@@ -27,7 +27,7 @@ To close the window w/o running a program, you may use the `Esc` key, or right-c
 
 ### Dependencies
 
-- go >=1.20 (just to build)
+- go
 - gtk3
 - gtk-layer-shell
 - xdg-utils
@@ -51,7 +51,7 @@ confirmed to work well with the program. Also see **Files** below.
 
 ```text
 $ nwg-drawer -h
-Usage of /tmp/go-build3511850078/b001/exe/nwg-drawer:
+Usage of nwg-drawer:
   -c uint
     	number of Columns (default 6)
   -d	Turn on Debug messages

go.mod

@@ -1,6 +1,6 @@
 module github.com/nwg-piotr/nwg-drawer
 
-go 1.21
+go 1.22
 
 require (
 	github.com/allan-simon/go-singleinstance v0.0.0-20210120080615-d0997106ab37
@@ -15,5 +15,5 @@ require (
 	github.com/joshuarubin/lifecycle v1.1.4 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/sync v0.6.0 // indirect
-	golang.org/x/sys v0.16.0 // indirect
+	golang.org/x/sys v0.17.0 // indirect
 )

go.sum

@@ -48,6 +48,8 @@ golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
 golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
 golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
+golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

main.go

@@ -21,11 +21,12 @@ import (
 	"github.com/gotk3/gotk3/gtk"
 )
 
-const version = "0.4.6"
+const version = "0.4.7"
 
 var (
 	appDirs          []string
 	configDirectory  string
+	dataDirectory    string
 	pinnedFile       string
 	pinned           []string
 	id2entry         map[string]desktopEntry
@@ -33,6 +34,7 @@ var (
 	exclusions       []string
 	hyprlandMonitors []monitor
 	beenScrolled     bool
+	firstPowerBtn    *gtk.Button
 )
 
 var categoryNames = [...]string{
@@ -234,7 +236,7 @@ func main() {
 	// Otherwise the command may behave in two ways:
 	// 	1. kill the running non-residennt instance and exit;
 	// 	2. die if a resident instance found.
-	lockFilePath := path.Join(dataDir(), "nwg-drawer.lock")
+	lockFilePath := path.Join(dataHome(), "nwg-drawer.lock")
 	lockFile, err := singleinstance.CreateLockFile(lockFilePath)
 	if err != nil {
 		pid, err := readTextFile(lockFilePath)
@@ -266,6 +268,7 @@ func main() {
 
 	// ENVIRONMENT
 	configDirectory = configDir()
+	dataDirectory = dataDir()
 
 	// Placing the drawer config files in the nwg-panel config directory was a mistake.
 	// Let's move them to their own location.
@@ -291,7 +294,7 @@ func main() {
 
 	// Copy default style sheet if not found
 	if !pathExists(filepath.Join(configDirectory, "drawer.css")) {
-		err := copyFile("/usr/share/nwg-drawer/drawer.css", filepath.Join(configDirectory, "drawer.css"))
+		err := copyFile(filepath.Join(dataDirectory, "drawer.css"), filepath.Join(configDirectory, "drawer.css"))
 		if err != nil {
 			log.Errorf("Failed copying 'drawer.css' file: %s", err)
 		}
@@ -460,6 +463,10 @@ func main() {
 				}
 			}
 			return true
+		} else if key.KeyVal() == gdk.KEY_Tab {
+			if firstPowerBtn != nil {
+				firstPowerBtn.ToWidget().GrabFocus()
+			}
 		}
 		return false
 	})
@@ -579,32 +586,41 @@ func main() {
 	}
 
 	// Power Button Bar
+	if dataDirectory != "" {
 		if *pbExit != "" || *pbLock != "" || *pbPoweroff != "" || *pbReboot != "" || *pbSleep != "" {
 			powerBarWrapper, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
 			outerVBox.PackStart(powerBarWrapper, false, false, 0)
 			powerButtonsWrapper, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)
 			powerBarWrapper.PackStart(powerButtonsWrapper, true, false, 12)
 
-		if *pbLock != "" {
+			if *pbPoweroff != "" {
-			btn := powerButton("/usr/share/nwg-drawer/img/lock.svg", *pbLock)
+				btn := powerButton(filepath.Join(dataDirectory, "img/poweroff.svg"), *pbPoweroff)
-			powerButtonsWrapper.PackStart(btn, true, false, 0)
+				powerButtonsWrapper.PackEnd(btn, true, false, 0)
-		}
+				firstPowerBtn = btn
-		if *pbExit != "" {
-			btn := powerButton("/usr/share/nwg-drawer/img/exit.svg", *pbExit)
-			powerButtonsWrapper.PackStart(btn, true, false, 0)
-		}
-		if *pbReboot != "" {
-			btn := powerButton("/usr/share/nwg-drawer/img/reboot.svg", *pbReboot)
-			powerButtonsWrapper.PackStart(btn, true, false, 0)
 			}
 			if *pbSleep != "" {
-			btn := powerButton("/usr/share/nwg-drawer/img/sleep.svg", *pbSleep)
+				btn := powerButton(filepath.Join(dataDirectory, "img/sleep.svg"), *pbSleep)
-			powerButtonsWrapper.PackStart(btn, true, false, 0)
+				powerButtonsWrapper.PackEnd(btn, true, false, 0)
+				firstPowerBtn = btn
 			}
-		if *pbPoweroff != "" {
+			if *pbReboot != "" {
-			btn := powerButton("/usr/share/nwg-drawer/img/poweroff.svg", *pbPoweroff)
+				btn := powerButton(filepath.Join(dataDirectory, "img/reboot.svg"), *pbReboot)
-			powerButtonsWrapper.PackStart(btn, true, false, 0)
+				powerButtonsWrapper.PackEnd(btn, true, false, 0)
+				firstPowerBtn = btn
 			}
+			if *pbExit != "" {
+				btn := powerButton(filepath.Join(dataDirectory, "img/exit.svg"), *pbExit)
+				powerButtonsWrapper.PackEnd(btn, true, false, 0)
+				firstPowerBtn = btn
+			}
+			if *pbLock != "" {
+				btn := powerButton(filepath.Join(dataDirectory, "img/lock.svg"), *pbLock)
+				powerButtonsWrapper.PackEnd(btn, true, false, 0)
+				firstPowerBtn = btn
+			}
+		}
+	} else {
+		log.Warn("Couldn't find data dir, power bar icons unavailable")
 	}
 
 	statusLineWrapper, _ := gtk.BoxNew(gtk.ORIENTATION_HORIZONTAL, 0)

tools.go

@@ -173,7 +173,7 @@ func configHome() string {
 	return path.Join(os.Getenv("HOME"), ".config")
 }
 
-func dataDir() string {
+func dataHome() string {
 	var dir string
 	if xdgData := os.Getenv("XDG_DATA_HOME"); xdgData != "" {
 		dir = path.Join(xdgData, "nwg-drawer")
@@ -181,7 +181,7 @@ func dataDir() string {
 		dir = path.Join(home, ".local/share/nwg-drawer")
 	}
 
-	log.Infof("Data dir: %s", dir)
+	log.Infof("Data home: %s", dir)
 	createDir(dir)
 
 	return dir
@@ -197,7 +197,7 @@ func createDir(dir string) {
 }
 
 func copyFile(src, dst string) error {
-	log.Infof("Copying file: %s", dst)
+	log.Infof("Copying: '%s' => '%s'", src, dst)
 
 	var err error
 	var srcfd *os.File
@@ -233,6 +233,22 @@ func copyFile(src, dst string) error {
 	return os.Chmod(dst, srcinfo.Mode())
 }
 
+func dataDir() string {
+	xdgDataDirs := os.Getenv("XDG_DATA_DIRS")
+	if xdgDataDirs == "" {
+		xdgDataDirs = "/usr/local/share/:/usr/share/"
+	}
+	for _, d := range strings.Split(xdgDataDirs, ":") {
+		p := filepath.Join(d, "nwg-drawer")
+		if pathExists(p) {
+			log.Infof("Data dir: %v", p)
+			return p
+		}
+	}
+	log.Warnf("Data dir not found")
+	return ""
+}
+
 func getAppDirs() []string {
 	var dirs []string
 
@@ -321,9 +337,10 @@ func listDesktopFiles() []string {
 func setUpCategories() {
 	var other category
 
+	dDir := dataDir()
 	for _, cName := range categoryNames {
 		fileName := fmt.Sprintf("%s.directory", cName)
-		fp := filepath.Join("/usr/share/nwg-drawer/desktop-directories", fileName)
+		fp := filepath.Join(dDir, "desktop-directories", fileName)
 		lines, err := loadTextFile(fp)
 		if err == nil {
 			var cat category