fix bug

Author: codechenx

ui.go

@@ -65,8 +65,10 @@ func drawBuffer(b *Buffer, t *tview.Table, trs bool) {
 			}
 
 			// Apply text wrapping if column is marked for wrapping
-			if maxWidth, isWrapped := wrappedColumns[c]; isWrapped {
-				cellText = wrapText(cellText, maxWidth)
+			maxWidth := 0 // 0 means no limit
+			if wrapWidth, isWrapped := wrappedColumns[c]; isWrapped {
+				cellText = wrapText(cellText, wrapWidth)
+				maxWidth = wrapWidth
 			}
 
 			if r == 0 && args.Header != -1 && args.Header != 2 {
@@ -75,7 +77,7 @@ func drawBuffer(b *Buffer, t *tview.Table, trs bool) {
 						SetTextColor(color).
 						SetBackgroundColor(backgroundColor).
 						SetAlign(tview.AlignLeft).
-						SetMaxWidth(0). // 0 means no limit, allows wrapping
+						SetMaxWidth(maxWidth).
 						SetExpansion(1))
 				continue
 			}
@@ -84,7 +86,7 @@ func drawBuffer(b *Buffer, t *tview.Table, trs bool) {
 					SetTextColor(color).
 					SetBackgroundColor(backgroundColor).
 					SetAlign(tview.AlignLeft).
-					SetMaxWidth(0).
+					SetMaxWidth(maxWidth).
 					SetExpansion(1))
 		}
 	}
@@ -130,6 +132,10 @@ func drawUI(b *Buffer, trs bool) error {
 	bufferTable.SetBorders(false)
 	bufferTable.SetFixed(b.rowFreeze, b.colFreeze)
 	bufferTable.Select(0, 0)
+	
+	// Auto-detect and enable wrapping for long columns
+	autoDetectAndWrapLongColumns(b)
+	
 	drawBuffer(b, bufferTable, trs)
 
 	//main page init with modern footer colors

utils.go

@@ -181,6 +181,53 @@ func getColumnMaxWidth(colIndex int) int {
 	return defaultWidth
 }
 
+// autoDetectAndWrapLongColumns analyzes buffer columns and auto-enables wrapping for long content
+// This scans sample rows to detect if any column has content exceeding the threshold
+func autoDetectAndWrapLongColumns(b *Buffer) {
+	if b == nil || b.rowLen == 0 || b.colLen == 0 {
+		return
+	}
+
+	const maxSampleRows = 100          // Sample up to 100 rows for detection
+	const lengthThreshold = 50         // Auto-wrap columns with content > 50 chars
+	const defaultWrapWidth = 40        // Default wrap width for long columns
+
+	b.mu.RLock()
+	defer b.mu.RUnlock()
+
+	// Determine how many rows to sample
+	sampleRows := b.rowLen
+	if sampleRows > maxSampleRows {
+		sampleRows = maxSampleRows
+	}
+
+	// Start from row after headers
+	startRow := b.rowFreeze
+	if startRow >= b.rowLen {
+		return
+	}
+
+	// Check each column
+	for col := 0; col < b.colLen; col++ {
+		maxLength := 0
+		
+		// Sample rows to find max content length in this column
+		for row := startRow; row < startRow+sampleRows && row < b.rowLen; row++ {
+			if col < len(b.cont[row]) {
+				cellLen := len(b.cont[row][col])
+				if cellLen > maxLength {
+					maxLength = cellLen
+				}
+			}
+		}
+
+		// Auto-enable wrapping if content exceeds threshold
+		if maxLength > lengthThreshold {
+			wrappedColumns[col] = defaultWrapWidth
+		}
+	}
+}
+
 // performSearch searches for a query string in the buffer and stores results
 func performSearch(b *Buffer, query string, caseSensitive bool) []SearchResult {
 	results := []SearchResult{}