show stdout buffer when it is small

1 files changed, 12 insertions, 0 deletions

diff --git a/stdoutShow.go b/stdoutShow.go
index 5e3b305..2c9cd58 100644
--- a/stdoutShow.go
+++ b/stdoutShow.go
@@ -133,6 +133,13 @@ func (tk *guiWidget) relocateStdout(w int, h int) {
 // of functions like fmt.Fprintf, fmt.Fprintln, io.Copy, etc. Clear must
 // be called to clear the view's buffer.
 
+func (w stdout) Height() int {
+	if w.tk == nil {
+		return 40
+	}
+	return w.tk.gocuiSize.Height() - 2
+}
+
 func (w stdout) Write(p []byte) (n int, err error) {
 	me.writeMutex.Lock()
 	defer me.writeMutex.Unlock()
@@ -200,6 +207,11 @@ func (w *guiWidget) Write(p []byte) (n int, err error) {
 func (tk *guiWidget) refreshStdout() {
 	if len(me.stdout.outputS) < me.stdout.h+me.stdout.pager {
 		// log.Info(fmt.Sprintf("buffer too small=%d len(%d)", me.stdout.pager, len(me.stdout.outputS)))
+		var cur []string
+		cur = append(cur, me.stdout.outputS...)
+		slices.Reverse(cur)
+		tk.v.Clear()
+		fmt.Fprintln(tk.v, strings.Join(cur, "\n"))
 		return
 	}