Fixes some screensaver issues

Ui/screensaver.ui

@@ -70,6 +70,12 @@ QLabel#message {
    <layout class="QVBoxLayout" name="verticalLayout">
     <item>
      <widget class="QLabel" name="mensaLabel">
+      <property name="maximumSize">
+       <size>
+        <width>550</width>
+        <height>16777215</height>
+       </size>
+      </property>
       <property name="palette">
        <palette>
         <active>
@@ -487,7 +493,7 @@ QLabel#message {
       </property>
       <property name="font">
        <font>
-        <pointsize>12</pointsize>
+        <pointsize>8</pointsize>
        </font>
       </property>
       <property name="text">

screensaverWindow.py

@@ -19,20 +19,17 @@ def __init__(self, parent=None):
 
         self.updateTimer = QtCore.QTimer()
         QtCore.QObject.connect(self.updateTimer, QtCore.SIGNAL("timeout()"), self.updateMensa)
-        self.updateTimer.start(30000)
+        self.updateTimer.start(60000)
 
         self.setModal(True)
         self.ui.frame.setFrameShadow(QtGui.QFrame.Plain)
         self.updateMensa()
 
     def show(self):
-        if self.isVisible():
-            return
         self.setWindowState(QtCore.Qt.WindowFullScreen)
         self.setModal(True)
         self.updateMensa()
         self.ui.frame.resize(self.ui.frame.sizeHint())
-        self.shuffle()
         QtGui.QDialog.show(self)
 
         # EVIL HACK FOR XMONAD/X11/XORG
@@ -41,6 +38,9 @@ def show(self):
         offset = 4
         self.setGeometry(r.left()-offset, r.top()-offset, r.width()+offset*2, r.height()+offset*2)
 
+        if not self.isVisible():
+            self.shuffle()
+
     def updateMensa(self):
 
         # On weekends, print plan for monday