Sanatize Spinbox length in debugger options

src/plugins/debugger/commonoptionspage.ui

@@ -35,17 +35,7 @@
      <property name="title">
       <string>Gui behavior</string>
      </property>
-     <layout class="QFormLayout" name="formLayout">
-      <item row="2" column="0" colspan="2">
-       <widget class="QCheckBox" name="checkBoxListSourceFiles">
-        <property name="toolTip">
-         <string>Checking this will populate the source file view automatically but might slow down debugger startup considerably.</string>
-        </property>
-        <property name="text">
-         <string>Populate source file view automatically</string>
-        </property>
-       </widget>
-      </item>
+     <layout class="QGridLayout" name="gridLayout_2">
       <item row="0" column="0" colspan="2">
        <widget class="QCheckBox" name="checkBoxUseAlternatingRowColors">
         <property name="text">
@@ -60,6 +50,16 @@
         </property>
        </widget>
       </item>
+      <item row="2" column="0" colspan="2">
+       <widget class="QCheckBox" name="checkBoxListSourceFiles">
+        <property name="toolTip">
+         <string>Checking this will populate the source file view automatically but might slow down debugger startup considerably.</string>
+        </property>
+        <property name="text">
+         <string>Populate source file view automatically</string>
+        </property>
+       </widget>
+      </item>
       <item row="3" column="0" colspan="2">
        <widget class="QCheckBox" name="checkBoxRegisterForPostMortem">
         <property name="toolTip">
@@ -72,29 +72,58 @@
       </item>
       <item row="4" column="0">
        <widget class="QLabel" name="labelMaximalStackDepth">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
         <property name="text">
          <string>Maximal stack depth:</string>
         </property>
        </widget>
       </item>
       <item row="4" column="1">
-       <widget class="QSpinBox" name="spinBoxMaximalStackDepth">
-        <property name="layoutDirection">
-         <enum>Qt::LeftToRight</enum>
-        </property>
-        <property name="specialValueText">
-         <string>&lt;unlimited&gt;</string>
-        </property>
-        <property name="maximum">
-         <number>999</number>
-        </property>
-        <property name="singleStep">
-         <number>5</number>
-        </property>
-        <property name="value">
-         <number>10</number>
-        </property>
-       </widget>
+       <layout class="QHBoxLayout" name="horizontalLayout">
+        <item>
+         <widget class="QSpinBox" name="spinBoxMaximalStackDepth">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="specialValueText">
+           <string>&lt;unlimited&gt;</string>
+          </property>
+          <property name="maximum">
+           <number>999</number>
+          </property>
+          <property name="singleStep">
+           <number>5</number>
+          </property>
+          <property name="value">
+           <number>10</number>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="horizontalSpacer">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeType">
+           <enum>QSizePolicy::MinimumExpanding</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+       </layout>
       </item>
      </layout>
     </widget>