+ </widget>
+ </item>
+ <item>
+ <widget class="QPushButton" name="speed_lock_btn">
+ <property name="sizePolicy">
+ <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+ <horstretch>0</horstretch>
+ <verstretch>0</verstretch>
+ </sizepolicy>
+ </property>
+ <property name="minimumSize">