satisfy cppcheck; some gui improvement for 800x480

src/gui/qt/gui_800x480/gamelobbydialog_800x480.ui

@@ -146,7 +146,7 @@ p, li { white-space: pre-wrap; }
       <string notr="true">QObject {font: bold 18px}</string>
      </property>
      <property name="currentIndex">
-      <number>0</number>
+      <number>1</number>
      </property>
      <widget class="QWidget" name="tab_1">
       <property name="styleSheet">

src/gui/qt/gui_800x480/settingsdialog_800x480.ui

@@ -149,7 +149,7 @@
      <item>
       <widget class="QStackedWidget" name="stackedWidget">
        <property name="currentIndex">
-        <number>1</number>
+        <number>7</number>
        </property>
        <widget class="QWidget" name="page">
         <property name="styleSheet">
@@ -3811,7 +3811,7 @@ p, li { white-space: pre-wrap; }
                <number>1</number>
               </property>
               <property name="maximum">
-               <number>7</number>
+               <number>3650</number>
               </property>
               <property name="value">
                <number>2</number>
@@ -3927,6 +3927,9 @@ p, li { white-space: pre-wrap; }
              <property name="alternatingRowColors">
               <bool>true</bool>
              </property>
+             <property name="selectionMode">
+              <enum>QAbstractItemView::ExtendedSelection</enum>
+             </property>
              <property name="indentation">
               <number>5</number>
              </property>

src/gui/qt/gui_800x480/tabs_800x480.ui

@@ -82,7 +82,7 @@
              <enum>Qt::NoFocus</enum>
             </property>
             <property name="currentIndex">
-             <number>3</number>
+             <number>1</number>
             </property>
             <widget class="QWidget" name="tab_Hands">
              <attribute name="title">
@@ -126,6 +126,9 @@
                 <property name="horizontalScrollBarPolicy">
                  <enum>Qt::ScrollBarAlwaysOff</enum>
                 </property>
+                <property name="openExternalLinks">
+                 <bool>true</bool>
+                </property>
                </widget>
               </item>
               <item row="1" column="0">
@@ -765,11 +768,6 @@
   </layout>
  </widget>
  <customwidgets>
-  <customwidget>
-   <class>Slider</class>
-   <extends>QSlider</extends>
-   <header>myslider.h</header>
-  </customwidget>
   <customwidget>
    <class>MyLeftTabWidget</class>
    <extends>QTabWidget</extends>
@@ -787,6 +785,11 @@
    <extends>QLabel</extends>
    <header>mychancelabel.h</header>
   </customwidget>
+  <customwidget>
+   <class>Slider</class>
+   <extends>QSlider</extends>
+   <header>myslider.h</header>
+  </customwidget>
  </customwidgets>
  <resources/>
  <connections>

src/gui/qt/styles/gametablestylereader.cpp

@@ -1566,10 +1566,10 @@ void GameTableStyleReader::setWindowsGeometry(gameTableImpl *gt)
 		gt->setMaximumSize(FixedWindowWidth.toInt(), FixedWindowHeight.toInt());
 		gt->resize(FixedWindowWidth.toInt(), FixedWindowHeight.toInt());
 
+#ifndef GUI_800x480
 		QDesktopWidget dw;
 		int availableWidth = dw.screenGeometry().width();
 		int availableHeight = dw.screenGeometry().height();
-#ifndef GUI_800x480
 		if(availableWidth == FixedWindowWidth.toInt() && availableHeight == FixedWindowHeight.toInt()) {
 			gt->actionFullScreen->setEnabled(TRUE);
 		} else {
@@ -1585,10 +1585,10 @@ void GameTableStyleReader::setWindowsGeometry(gameTableImpl *gt)
 		gt->setMaximumSize(MaximumWindowWidth.toInt(), MaximumWindowHeight.toInt());
 		gt->resize(MinimumWindowWidth.toInt(), MinimumWindowHeight.toInt());
 
+#ifndef GUI_800x480
 		QDesktopWidget dw;
 		int availableWidth = dw.screenGeometry().width();
 		int availableHeight = dw.screenGeometry().height();
-#ifndef GUI_800x480
 		if(availableWidth <= MaximumWindowWidth.toInt() && availableHeight <= MaximumWindowHeight.toInt()) {
 			gt->actionFullScreen->setEnabled(TRUE);
 		} else {
@@ -1609,7 +1609,7 @@ void GameTableStyleReader::setSliderStyle(QSlider *s)
 	QString height("");
 
 #ifdef GUI_800x480
-	height = " height: 8px;";
+	height = " height: 10px;";
 #else
 	height = " height: 3px;";
 #endif