Merge pull request #2 from nwg-piotr/cleaning

Code cleanup; support for the XDG_DATA_HOME value; and more

go.mod

@@ -5,6 +5,6 @@ go 1.16
 require (
 	github.com/allan-simon/go-singleinstance v0.0.0-20210120080615-d0997106ab37
 	github.com/dlasky/gotk3-layershell v0.0.0-20210331230524-5cca0b819261
-	github.com/gotk3/gotk3 v0.5.3-0.20210223154815-289cfb6dbf32
+	github.com/gotk3/gotk3 v0.6.0
 	github.com/joshuarubin/go-sway v0.0.4
 )

go.sum

@@ -4,10 +4,9 @@ github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dlasky/gotk3-layershell v0.0.0-20210331230524-5cca0b819261 h1:eoXn91ckLWKMXmQKX34UHEF2XMyQpRnnP80fDiu+kys=
 github.com/dlasky/gotk3-layershell v0.0.0-20210331230524-5cca0b819261/go.mod h1:d56Gslp3IaiT8lqxD/lO1Msz1wYgD8D/HTKHgSdg9tU=
-github.com/gotk3/gotk3 v0.5.3-0.20210223154815-289cfb6dbf32 h1:wE6C/HgLUBHi8YhHlCEulrmQMntVl4PFdh3kA0sWyAY=
 github.com/gotk3/gotk3 v0.5.3-0.20210223154815-289cfb6dbf32/go.mod h1:/hqFpkNa9T3JgNAE2fLvCdov7c5bw//FHNZrZ3Uv9/Q=
-github.com/joshuarubin/go-sway v0.0.3 h1:uuY+dAMz+iAJvso+DP7TSRczDWhaV47nEPHJoRDOqjA=
-github.com/joshuarubin/go-sway v0.0.3/go.mod h1:qcDd6f25vJ0++wICwA1BainIcRC67p2Mb4lsrZ0k3/k=
+github.com/gotk3/gotk3 v0.6.0 h1:Aqlq4/6VabNwtCyA9M9zFNad5yHAqCi5heWnZ9y+3dA=
+github.com/gotk3/gotk3 v0.6.0/go.mod h1:/hqFpkNa9T3JgNAE2fLvCdov7c5bw//FHNZrZ3Uv9/Q=
 github.com/joshuarubin/go-sway v0.0.4 h1:dpmIwQ/LytG+oMrjmaVKdk1aPdW2feXK/+wAcLKIx4A=
 github.com/joshuarubin/go-sway v0.0.4/go.mod h1:qcDd6f25vJ0++wICwA1BainIcRC67p2Mb4lsrZ0k3/k=
 github.com/joshuarubin/lifecycle v1.0.0 h1:N/lPEC8f+dBZ1Tn99vShqp36LwB+LI7XNAiNadZeLUQ=

main.go

@@ -19,19 +19,15 @@ import (
 	"github.com/gotk3/gotk3/gtk"
 )
 
-const version = "0.0.2"
+const version = "0.1.0"
 
 var (
-	appDirs                   []string
-	configDirectory           string
-	pinnedFile                string
-	pinned                    []string
-	rightBox                  *gtk.Box
-	src                       glib.SourceHandle
-	imgSizeScaled             int
-	currentWsNum, targetWsNum int64
-	win                       *gtk.Window
-	id2entry                  map[string]desktopEntry
+	appDirs         []string
+	configDirectory string
+	pinnedFile      string
+	pinned          []string
+	src             glib.SourceHandle
+	id2entry        map[string]desktopEntry
 )
 
 var categoryNames = [...]string{
@@ -87,10 +83,7 @@ var (
 	fileSearchResults       []string
 	searchEntry             *gtk.SearchEntry
 	phrase                  string
-	fileSearchResultListBox *gtk.ListBox // tbd
 	fileSearchResultFlowBox *gtk.FlowBox
-	buttonsWrapper          *gtk.Box
-	buttonBox               *gtk.EventBox
 	userDirsMap             map[string]string
 	appFlowBox              *gtk.FlowBox
 	appSearchResultWrapper  *gtk.Box
@@ -100,7 +93,6 @@ var (
 	catButtons              []*gtk.Button
 	statusLabel             *gtk.Label
 	status                  string
-	mainColumnWidth         int
 	ignore                  string
 )
 
@@ -166,7 +158,7 @@ func main() {
 	configDirectory = configDir()
 
 	if !pathExists(filepath.Join(configDirectory, "drawer.css")) {
-		copyFile("/usr/share/nwg-drawer/drawer.css", filepath.Join(configDirectory, "drawer.css"))
+		copyFile(filepath.Join(getDataHome(), "nwg-drawer/drawer.css"), filepath.Join(configDirectory, "drawer.css"))
 	}
 
 	cacheDirectory := cacheDir()
@@ -272,7 +264,7 @@ func main() {
 
 	// Close the window on leave, but not immediately, to avoid accidental closes
 	win.Connect("leave-notify-event", func() {
-		src, err = glib.TimeoutAdd(uint(500), func() bool {
+		src = glib.TimeoutAdd(uint(500), func() bool {
 			gtk.MainQuit()
 			return false
 		})
@@ -319,6 +311,17 @@ func main() {
 	resultsWrapper.PackStart(appSearchResultWrapper, false, false, 0)
 	appFlowBox = setUpAppsFlowBox(nil, "")
 
+	// Focus 1st pinned item if any, otherwise focus 1st found app icon
+	var button gtk.IWidget
+	if pinnedFlowBox.GetChildren().Length() > 0 {
+		button, err = pinnedFlowBox.GetChildAtIndex(0).GetChild()
+	} else {
+		button, err = appFlowBox.GetChildAtIndex(0).GetChild()
+	}
+	if err == nil {
+		button.ToWidget().GrabFocus()
+	}
+
 	userDirsMap = mapXdgUserDirs()
 
 	placeholder, _ := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 0)

tools.go

@@ -21,9 +21,9 @@ import (
 )
 
 /*
-Window on-leave-notify event hides the window with glib Timeout 1000 ms.
+Window leave-notify-event event quits the program with glib Timeout 500 ms.
 We might have left the window by accident, so let's clear the timeout if window re-entered.
-Furthermore - hovering a widget triggers window on-leave-notify event, and the timeout
+Furthermore - hovering a widget triggers window leave-notify-event event, and the timeout
 needs to be cleared as well.
 */
 func cancelClose() {
@@ -33,15 +33,6 @@ func cancelClose() {
 	}
 }
 
-func inPinned(taskID string) bool {
-	for _, id := range pinned {
-		if strings.TrimSpace(taskID) == strings.TrimSpace(id) {
-			return true
-		}
-	}
-	return false
-}
-
 func createPixbuf(icon string, size int) (*gdk.Pixbuf, error) {
 	iconTheme, err := gtk.IconThemeGetDefault()
 	if err != nil {
@@ -57,7 +48,7 @@ func createPixbuf(icon string, size int) (*gdk.Pixbuf, error) {
 		return pixbuf, nil
 
 	} else if strings.HasSuffix(icon, ".svg") || strings.HasSuffix(icon, ".png") || strings.HasSuffix(icon, ".xpm") {
-		// for enties like "Icon=netflix-desktop.svg"
+		// for entries like "Icon=netflix-desktop.svg"
 		icon = strings.Split(icon, ".")[0]
 	}
 
@@ -211,6 +202,13 @@ func copyFile(src, dst string) error {
 	return os.Chmod(dst, srcinfo.Mode())
 }
 
+func getDataHome() string {
+	if os.Getenv("XDG_DATA_HOME") != "" {
+		return os.Getenv("XDG_DATA_HOME")
+	}
+	return "/usr/share/"
+}
+
 func getAppDirs() []string {
 	var dirs []string
 	xdgDataDirs := ""
@@ -266,7 +264,7 @@ func listDesktopFiles() []string {
 }
 
 func setUpCategories() {
-	path := "/usr/share/nwg-menu/desktop-directories"
+	path := filepath.Join(getDataHome(), "nwg-menu/desktop-directories")
 	var other category
 
 	for _, cName := range categoryNames {
@@ -373,9 +371,7 @@ func parseDesktopFiles(desktopFiles []string) string {
 					exec = strings.Split(l, "Exec=")[1]
 					disallowed := [2]string{"\"", "'"}
 					for _, char := range disallowed {
-						if strings.Contains(exec, char) {
-							exec = strings.Replace(exec, char, "", -1)
-						}
+						exec = strings.Replace(exec, char, "", -1)
 					}
 					continue
 				}
@@ -606,9 +602,7 @@ func launch(command string, terminal bool) {
 	// set env variables
 	if len(envVars) > 0 {
 		cmd.Env = os.Environ()
-		for _, envVar := range envVars {
-			cmd.Env = append(cmd.Env, envVar)
-		}
+		cmd.Env = append(cmd.Env, envVars...)
 	}
 
 	msg := fmt.Sprintf("env vars: %s; command: '%s'; args: %s\n", envVars, elements[cmdIdx], elements[1+cmdIdx:])

uicomponents.go

@@ -32,11 +32,15 @@ func setUpPinnedFlowBox() *gtk.FlowBox {
 			entry := id2entry[desktopID]
 
 			btn, _ := gtk.ButtonNew()
-			pixbuf, _ := createPixbuf(entry.Icon, *iconSize)
-			img, err := gtk.ImageNewFromPixbuf(pixbuf)
-			if err != nil {
-				println(err, entry.Icon)
+
+			var img *gtk.Image
+			if entry.Icon != "" {
+				pixbuf, _ := createPixbuf(entry.Icon, *iconSize)
+				img, _ = gtk.ImageNewFromPixbuf(pixbuf)
+			} else {
+				img, _ = gtk.ImageNewFromIconName("image-missing", gtk.ICON_SIZE_INVALID)
 			}
+
 			btn.SetImage(img)
 			btn.SetAlwaysShowImage(true)
 			btn.SetImagePosition(gtk.POS_TOP)
@@ -164,7 +168,7 @@ func notEmpty(listCategory []string) bool {
 	}
 	for _, desktopID := range listCategory {
 		entry := id2entry[desktopID]
-		if entry.NoDisplay == false {
+		if !entry.NoDisplay {
 			return true
 		}
 	}
@@ -222,8 +226,14 @@ func flowBoxButton(entry desktopEntry) *gtk.Button {
 	button, _ := gtk.ButtonNew()
 	button.SetAlwaysShowImage(true)
 
-	pixbuf, _ := createPixbuf(entry.Icon, *iconSize)
-	img, _ := gtk.ImageNewFromPixbuf(pixbuf)
+	var img *gtk.Image
+	if entry.Icon != "" {
+		pixbuf, _ := createPixbuf(entry.Icon, *iconSize)
+		img, _ = gtk.ImageNewFromPixbuf(pixbuf)
+	} else {
+		img, _ = gtk.ImageNewFromIconName("image-missing", gtk.ICON_SIZE_INVALID)
+	}
+
 	button.SetImage(img)
 	button.SetImagePosition(gtk.POS_TOP)
 	name := entry.NameLoc
@@ -347,7 +357,7 @@ func searchUserDir(dir string) {
 	ignore = userDirsMap[dir]
 	filepath.WalkDir(userDirsMap[dir], walk)
 
-	if fileSearchResults != nil && len(fileSearchResults) > 0 {
+	if len(fileSearchResults) > 0 {
 		btn := setUpUserDirButton(fmt.Sprintf("folder-%s", dir), "", dir, userDirsMap)
 		fileSearchResultFlowBox.Add(btn)