clearing preview no longer relies on empty log msg

1 files changed, 6 insertions, 10 deletions

diff --git a/client/cmd_window.go b/client/cmd_window.go
index b1435be..62fdeee 100644
--- a/client/cmd_window.go
+++ b/client/cmd_window.go
@@ -11,6 +11,7 @@ type cmdWindowLocation struct {}
 
 type cmdWindow struct {
 	window.DefaultWindow
+	previewClearedAt string
 }
 
 type logMsg struct {
@@ -76,6 +77,10 @@ func (w *cmdWindow) ShowStatusLine() {
 }
 
 func (w *cmdWindow) showPreview() {
+	if w.previewClearedAt == w.Buf.Bottom().Msg().Id() {
+		return
+	}
+
 	bottom := w.Buf.Bottom()
 	if bottom == nil {
 		return
@@ -139,15 +144,6 @@ func (w *cmdWindow) cmd(f string, a ...any) {
 	w.Buf.Add(logMsg {lastIndex, fmt.Sprintf(f, a...), logCmd})
 }
 
-type clearPreviewMsg int
-
-func (c clearPreviewMsg) Id() string {
-	return fmt.Sprintf("clear.%d", int(c))
-}
-
-func (c clearPreviewMsg) Show(bool) {}
-
 func (w *cmdWindow) clearPreview() {
-	lastIndex++
-	w.Buf.Add(clearPreviewMsg(lastIndex))
+	w.previewClearedAt = w.Buf.Bottom().Msg().Id()
 }