Ticket #4821: textview_width.diff

src/kits/interface/TextView.cpp

@@ -4863 +4863 @@
     BRect bounds = Bounds();
     float oldWidth = fTextRect.Width();
     float minWidth = fContainerView != NULL ? 3.0 : fMinTextRectWidth;
-    float newWidth = max_c(minWidth, ceilf(LineWidth(0)));
+    float longestWidth = 0;
 
+    for (int32 x = 0; x < CountLines(); x++) {
+        float lineWidth = LineWidth(x);
+        if (lineWidth > longestWidth)
+            longestWidth = lineWidth;
+    }
+
+    float newWidth = max_c(minWidth, ceilf(longestWidth));
+
     if (newWidth == oldWidth)
         return;