diff --git a/core/editor.go b/core/editor.go
index b5f234bc..f3b627c9 100644
--- a/core/editor.go
+++ b/core/editor.go
@@ -382,22 +382,47 @@ func (ed *Editor) setupRootMenuToolbar() {
 		ed.updateERowsToolbarsHomeVars()
 	})
 
-	tb.SetStrClearHistory(`CopyFilePosition
-ColorTheme
-CtxutilCallsState
-FontRunes | FontTheme 
-GoDebug | GoRename
-GotoLine 
-NewColumn
-NewFile | SaveAllFiles
-NewRow | ReopenRow | MaximizeRow
-ListDir | ListDir -hidden | ListDir -sub
-ListSessions | OpenSession | DeleteSession
-LsprotoRename | LsprotoCloseAll
-OpenFilemanager | OpenTerminal
-Reload | ReloadAll | ReloadAllFiles 
-RuneCodes
-Exit | Stop | Clear | Version`)
+	w := [][]string{
+		[]string{"ColorTheme"},
+		[]string{"CopyFilePosition"},
+		[]string{"CtxutilCallsState"},
+		[]string{"FontRunes", "FontTheme"},
+		[]string{"GoDebug", "GoRename"},
+		[]string{"GotoLine"},
+		[]string{"NewColumn"},
+		[]string{"NewFile", "SaveAllFiles", "Save"},
+		[]string{"NewRow", "ReopenRow", "MaximizeRow"},
+		[]string{"ListDir", "ListDir -hidden", "ListDir -sub"},
+		[]string{"ListSessions", "OpenSession", "DeleteSession", "SaveSession"},
+		[]string{"LsprotoRename", "LsprotoCloseAll"},
+		[]string{"LsprotoCallers", "LsprotoCallees"},
+		[]string{"OpenFilemanager", "OpenTerminal"},
+		[]string{"Reload", "ReloadAll", "ReloadAllFiles"},
+		[]string{"RuneCodes"},
+	}
+	last := []string{"Exit", "Version", "Stop", "Clear"}
+
+	//// method 1: sort categorized
+	//sort.Slice(w, func(a, b int) bool {
+	//	v1, v2 := w[a], w[b]
+	//	return v1[0] < v2[0]
+	//})
+	//w2 := []string{}
+	//for _, a := range w {
+	//	w2 = append(w2, strings.Join(a, " | "))
+	//}
+	//s1 := strings.Join(w2, "\n")
+
+	// method 2: simple sorted list
+	w2 := []string{}
+	for _, a := range w {
+		w2 = append(w2, a...)
+	}
+	sort.Slice(w2, func(a, b int) bool { return w2[a] < w2[b] })
+	w2 = append(w2, "\n"+strings.Join(last, " | "))
+	s1 := strings.Join(w2, "\n")
+
+	tb.SetStrClearHistory(s1)
 }
 
 //----------
diff --git a/ui/mainmenu.go b/ui/mainmenu.go
index 19793cf3..549637c8 100644
--- a/ui/mainmenu.go
+++ b/ui/mainmenu.go
@@ -1,11 +1,13 @@
 package ui
 
 import (
+	"github.com/jmigpin/editor/util/drawutil/drawer4"
 	"github.com/jmigpin/editor/util/uiutil/widget"
 )
 
 type MainMenuButton struct {
 	*widget.FloatBoxButton
+	sa      *widget.ScrollArea
 	Toolbar *Toolbar
 }
 
@@ -25,9 +27,12 @@ func NewMainMenuButton(root *Root) *MainMenuButton {
 
 	// float content
 	mmb.Toolbar = NewToolbar(root.UI)
-	pad := widget.NewPad(root.UI, mmb.Toolbar)
-	pad.SetAll(10)
-	border := widget.NewBorder(root.UI, pad)
+	if d, ok := mmb.Toolbar.Drawer.(*drawer4.Drawer); ok {
+		d.Opt.EarlyExitMeasure = false // full measure to avoid flicker (want the menu size stable)
+	}
+	mmb.sa = widget.NewScrollArea(root.UI, mmb.Toolbar, false, true)
+	mmb.sa.LeftScroll = ScrollBarLeft
+	border := widget.NewBorder(root.UI, mmb.sa)
 	border.SetAll(1)
 	n1 := WrapInBottomShadowOrNone(root.UI, border)
 	content.Append(n1)
diff --git a/ui/toolbar.go b/ui/toolbar.go
index d039443c..85f7651d 100644
--- a/ui/toolbar.go
+++ b/ui/toolbar.go
@@ -3,6 +3,7 @@ package ui
 import (
 	"image"
 
+	"github.com/jmigpin/editor/util/drawutil/drawer4"
 	"github.com/jmigpin/editor/util/uiutil/event"
 )
 
@@ -15,6 +16,9 @@ func NewToolbar(ui *UI) *Toolbar {
 	tb := &Toolbar{}
 	tb.TextArea = NewTextArea(ui)
 	tb.SetThemePaletteNamePrefix("toolbar_")
+	if d, ok := tb.TextArea.Drawer.(*drawer4.Drawer); ok {
+		d.Opt.EarlyExitMeasure = true // performance
+	}
 	return tb
 }
 
diff --git a/util/drawutil/drawer4/drawer.go b/util/drawutil/drawer4/drawer.go
index d1ed454c..3c6aa875 100644
--- a/util/drawutil/drawer4/drawer.go
+++ b/util/drawutil/drawer4/drawer.go
@@ -82,8 +82,9 @@ type Drawer struct {
 
 	// external options
 	Opt struct {
-		QuickMeasure bool // just return the bounds size
-		RuneReader   struct {
+		QuickMeasure     bool // just return the bounds size
+		EarlyExitMeasure bool // allow early exit
+		RuneReader       struct {
 			StartOffsetX int
 		}
 		LineWrap struct {
@@ -383,7 +384,7 @@ func (d *Drawer) measure2() image.Point {
 // Full content measure in pixels. To be used only for small content.
 func (d *Drawer) measureContent() image.Point {
 	d.st = State{}
-	iters := d.sIters(true, &d.iters.measure)
+	iters := d.sIters(d.Opt.EarlyExitMeasure, &d.iters.measure)
 	d.loopInit(iters)
 	d.loop()
 	// remove bounds min and return only the measure