Move tree widget into UI package

FyneApp.toml

@@ -4,8 +4,8 @@ Website = "https://github.com/ErikKalkoken/janice"
   Icon = "icon.png"
   Name = "Janice"
   ID = "io.github.erikkalkoken.janice"
-  Version = "0.4.2"
-  Build = 2
+  Version = "0.5.0"
+  Build = 1
 
 [Release]
   BuildName = "janice"

internal/widgets/treenode.go → internal/ui/treenode.go

@@ -1,4 +1,4 @@
-package widgets
+package ui
 
 import (
 	"fmt"
@@ -16,7 +16,7 @@ type TreeNode struct {
 	value *widget.Label
 }
 
-// NewTreeNode returns a new TreeNode instance.
+// NewTreeNode returns a new instance of the [TreeNode] widget.
 func NewTreeNode() *TreeNode {
 	n := &TreeNode{
 		key:   widget.NewLabel(""),

internal/ui/ui.go

@@ -21,7 +21,6 @@ import (
 	"golang.org/x/text/message"
 
 	"github.com/ErikKalkoken/janice/internal/jsondocument"
-	"github.com/ErikKalkoken/janice/internal/widgets"
 )
 
 // preference keys
@@ -125,11 +124,11 @@ func (u *UI) makeTree() *widget.Tree {
 			return u.document.IsBranch(id)
 		},
 		func(branch bool) fyne.CanvasObject {
-			return widgets.NewTreeNode()
+			return NewTreeNode()
 		},
 		func(uid widget.TreeNodeID, branch bool, co fyne.CanvasObject) {
 			node := u.document.Value(uid)
-			obj := co.(*widgets.TreeNode)
+			obj := co.(*TreeNode)
 			var text string
 			switch v := node.Value; node.Type {
 			case jsondocument.Array:

main.go

@@ -11,6 +11,10 @@ import (
 	"github.com/ErikKalkoken/janice/internal/ui"
 )
 
+const (
+	appID = "io.github.erikkalkoken.janice"
+)
+
 type logLevelFlag struct {
 	value slog.Level
 }
@@ -42,7 +46,7 @@ func main() {
 	flag.Parse()
 	log.SetFlags(log.LstdFlags | log.Llongfile)
 	slog.SetLogLoggerLevel(levelFlag.value)
-	a := app.NewWithID("io.github.erikkalkoken.janice")
+	a := app.NewWithID(appID)
 	if *versionFlag {
 		fmt.Printf("Current version is: %s", a.Metadata().Version)
 		return