nav: give word wrapped widgets a fixed width

old-commit-hash: a5112bfb2e

selfdrive/ui/qt/maps/map.cc

@@ -483,8 +483,6 @@ MapInstructions::MapInstructions(QWidget * parent) : QWidget(parent) {
     lane_layout = new QHBoxLayout;
     layout->addLayout(lane_layout);
 
-    layout->addStretch(); // Make sure the word-wrapped labels are as small as possible
-
     main_layout->addWidget(w);
   }
 
@@ -551,6 +549,10 @@ void MapInstructions::updateInstructions(QMap<QString, QVariant> banner, bool fu
   // the size can only be changed afterwards
   adjustSize();
 
+  // Word wrap widgets neet fixed width
+  primary->setFixedWidth(width() - 250);
+  secondary->setFixedWidth(width() - 250);
+
   if (banner == last_banner) return;
   QString primary_str, secondary_str;