Add FrameRow FrameCol and Tabs NewTabButtonOnClick

core/framecol.go

@@ -0,0 +1,24 @@
+package core
+
+import (
+	"cogentcore.org/core/styles"
+	"cogentcore.org/core/tree"
+)
+
+func NewFrameCol(parent ...tree.Node) *Frame {
+	frm := NewFrame(parent...)
+	frm.Styler(func(s *styles.Style) {
+		//s.GrowWrap = false
+		s.Grow.Set(1, 1)
+		s.Direction = styles.Column
+		s.Grow.X = 1
+		s.Grow.Y = 1
+		s.Border.Radius = styles.BorderRadiusFull
+		s.Gap.Zero()
+		s.Align.Content = styles.Start
+		s.Align.Items = styles.Start
+		s.Overflow.Set(styles.OverflowAuto)
+	})
+	return frm
+}
+

core/framerow.go

@@ -0,0 +1,19 @@
+package core
+
+import (
+	"cogentcore.org/core/styles"
+	"cogentcore.org/core/styles/units"
+	"cogentcore.org/core/tree"
+)
+
+func NewFrameRow(parent ...tree.Node) *Frame {
+	frm := NewFrame(parent...)
+	frm.Styler(func(s *styles.Style) {
+		s.Overflow.Set(styles.OverflowHidden) // no scrollbars!
+		s.Gap.Set(units.Dp(4))
+		s.Direction = styles.Row
+		s.Grow.Set(1, 0)
+		s.Wrap = true
+	})
+	return frm
+}

core/tabs.go

@@ -38,6 +38,7 @@ type Tabs struct {
 
 	// NewTabButton is whether to show a new tab button at the end of the list of tabs.
 	NewTabButton bool
+	NewTabButtonOnClick func(e events.Event)
 
 	// NewTabFunc is a function that will be called when the NewTabButton
 	// is clicked to create a new tab, with the index of this new tab.
@@ -159,14 +160,18 @@ func (ts *Tabs) Init() {
 				}
 				ntb := NewButton(w).SetType(ButtonAction).SetIcon(icons.Add)
 				ntb.SetTooltip("Add a new tab").SetName("new-tab-button")
-				ntb.OnClick(func(e events.Event) {
-					ts.NewTab("New tab")
-					idx := ts.NumTabs() - 1
-					if ts.NewTabFunc != nil {
-						ts.NewTabFunc(idx)
-					}
-					ts.SelectTabIndex(idx)
-				})
+				if ts.NewTabButtonOnClick == nil {
+					ntb.OnClick(func(e events.Event) {
+						ts.NewTab("New tab")
+						idx := ts.NumTabs() - 1
+						if ts.NewTabFunc != nil {
+							ts.NewTabFunc(idx)
+						}
+						ts.SelectTabIndex(idx)
+					})
+				} else {
+					ntb.OnClick(ts.NewTabButtonOnClick)
+				}
 			})
 		})
 		tree.AddAt(p, "frame", func(w *Frame) {