dashboard / erock/vaxis / vxfw(List): add `Gap` between list items #51 rss

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diff --git a/_examples/vxfw/list/main.go b/_examples/vxfw/list/main.go
index 7eec321..a4c6230 100644
--- a/_examples/vxfw/list/main.go
+++ b/_examples/vxfw/list/main.go
@@ -79,6 +79,7 @@ func main() {
 		list: list.Dynamic{
 			Builder:    getWidget,
 			DrawCursor: true,
+			Gap: 1,
 		},
 	}
 

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diff --git a/vxfw/list/list.go b/vxfw/list/list.go
index 5c29a18..1fc87ea 100644
--- a/vxfw/list/list.go
+++ b/vxfw/list/list.go
@@ -23,6 +23,9 @@ type Dynamic struct {
 	// events. Set this to true to use custom event handlers
 	DisableEventHandlers bool
 
+	// Distance between each list item
+	Gap int
+
 	cursor uint
 	scroll scroll
 }
@@ -180,7 +183,7 @@ func (d *Dynamic) Draw(ctx vxfw.DrawContext) (vxfw.Surface, error) {
 		s.AddChild(colOffset, ah, chS)
 
 		// Add our height to accumulated height
-		ah += int(chS.Size.Height)
+		ah += int(chS.Size.Height) + d.Gap
 
 		// If we need to draw the cursor, keep going
 		if d.scroll.wantsCursor && i <= d.cursor {
@@ -194,7 +197,7 @@ func (d *Dynamic) Draw(ctx vxfw.DrawContext) (vxfw.Surface, error) {
 
 	var totalHeight uint16
 	for _, ch := range s.Children {
-		totalHeight += ch.Surface.Size.Height
+		totalHeight += ch.Surface.Size.Height + uint16(d.Gap)
 	}
 
 	if d.DrawCursor {