add IsWifiAvailable

CampusAppWP8/CampusAppWP8/Model/Setting/AppSettings.cs

@@ -76,5 +76,20 @@ namespace CampusAppWP8.Model.Setting
                 App.SaveToAppState<bool>(Constants.AppSetting_UniNet, value);
             }
         }
+
+        /// <summary>Gets or sets a value indicating whether this object is WiFi enable.</summary>
+        /// <value>true if WiFi enable, false if not.</value>
+        public bool WifiEnable
+        {
+            get
+            {
+                return App.LoadFromAppState<bool>(Constants.AppSetting_WifiEnable);
+            }
+
+            set
+            {
+                App.SaveToAppState<bool>(Constants.AppSetting_WifiEnable, value);
+            }
+        }
     }
 }

CampusAppWP8/CampusAppWP8/Resources/Constants.Designer.cs

@@ -114,6 +114,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die WifiEnable ähnelt.
+        /// </summary>
+        public static string AppSetting_WifiEnable {
+            get {
+                return ResourceManager.GetString("AppSetting_WifiEnable", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die DepartmentFavoriteFeed.xml ähnelt.
         /// </summary>

CampusAppWP8/CampusAppWP8/Resources/Constants.resx

@@ -426,4 +426,7 @@
   <data name="AppSetting_UniNetworkName" xml:space="preserve">
     <value>802.1X</value>
   </data>
+  <data name="AppSetting_WifiEnable" xml:space="preserve">
+    <value>WifiEnable</value>
+  </data>
 </root>

CampusAppWP8/CampusAppWP8/Utility/Utilities.cs

@@ -12,14 +12,11 @@ namespace CampusAppWP8.Utility
     using System.Device.Location;
     using System.Globalization;
     using System.Linq;
-    using System.Runtime.InteropServices.WindowsRuntime;
     using System.Threading;
     using System.Windows;
     using System.Windows.Controls;
     using System.Windows.Media;
     using CampusAppWP8.Resources;
-    using CampusAppWP8.Utility.NDEF;
-    using Windows.Networking.Proximity;
     using Microsoft.Phone.Net.NetworkInformation;
 
     /// <summary>
@@ -288,7 +285,7 @@ namespace CampusAppWP8.Utility
             }
         }
 
-        /// <summary>Query if the phon is in the uni network. Method compares only Networkname and Description!</summary>
+        /// <summary>Query if the phone is in the uni network. Method compares only Networkname and Description!</summary>
         /// <remarks>Stubbfel, 26.08.2013.</remarks>
         /// <returns>true if uni networkavailable, false if not.</returns>
         public static bool IsUniNetworkAvailable()
@@ -306,5 +303,22 @@ namespace CampusAppWP8.Utility
             }
             return false;
         }
+
+        /// <summary>Queries if a wifik is available.</summary>
+        /// <remarks>Stubbfel, 26.08.2013.</remarks>
+        /// <returns>true if a wifik is available, false if not.</returns>
+        public static bool IsWifiAvailable()
+        {
+            NetworkInterfaceList networkInterfaceList = new NetworkInterfaceList();
+            foreach (NetworkInterfaceInfo networkInterfaceInfo in networkInterfaceList)
+            {
+                if (networkInterfaceInfo.InterfaceType == NetworkInterfaceType.Wireless80211
+                    && networkInterfaceInfo.InterfaceSubtype == NetworkInterfaceSubType.WiFi)
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
     }
 }