fix input widget registering backspace when unfocused

2 files changed, 2 insertions, 3 deletions

diff --git a/gui/widget/text.go b/gui/widget/text.go
index cb66a0a..4723eda 100644
--- a/gui/widget/text.go
+++ b/gui/widget/text.go
@@ -45,12 +45,11 @@ func drawText(text []byte, dst draw.Image, r image.Rectangle) {
 		Dot:  fixed.P(0, 0),
 	}
 
-	bounds := textBounds(text, drawer)
-
 	// background
 	draw.Draw(dst, r, BG_COLOR, image.ZP, draw.Src)
 
 	// text image
+	bounds := textBounds(text, drawer)
 	textImg := image.NewRGBA(bounds)
 	draw.Draw(textImg, bounds, BG_COLOR, image.ZP, draw.Src)
 	drawer.Dst = textImg
diff --git a/gui/widget/widget.go b/gui/widget/widget.go
index 913809b..fbf866a 100644
--- a/gui/widget/widget.go
+++ b/gui/widget/widget.go
@@ -42,7 +42,7 @@ func Input(env gui.Env, r image.Rectangle, val chan<- float64) {
 			text = fmt.Appendf(text, "%c", event.Rune)
 			env.Draw() <- redraw(text)
 		case win.KbDown:
-			if event.Key == win.KeyBackspace && len(text) > 0 {
+			if event.Key == win.KeyBackspace && focus && len(text) > 0 {
 				text = text[:len(text)-1]
 				env.Draw() <- redraw(text)
 			}