mcs/class/System.Windows.Forms/System.Windows.Forms/InputLanguage.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
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   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2004 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Peter Bartok    pbartok@novell.com
  24 //
  25
  26
  27 // NOT COMPLETE
  28
  29 using System.Globalization;
  30
  31 namespace System.Windows.Forms {
  32         public sealed class InputLanguage {
  33                 private static InputLanguageCollection  all;
  34                 private IntPtr                  handle;
  35                 private CultureInfo             culture;
  36                 private string                  layout_name;
  37                 private static InputLanguage    current_input;
  38                 private static InputLanguage    default_input;
  39
  40                 #region Private Constructor
  41                 [MonoInternalNote ("Pull Microsofts InputLanguages and enter them here")]
  42                 internal InputLanguage()
  43                 {
  44                 }
  45
  46                 internal InputLanguage(IntPtr handle, CultureInfo culture, string layout_name) : this() {
  47                         this.handle=handle;
  48                         this.culture=culture;
  49                         this.layout_name=layout_name;
  50                 }
  51                 #endregion      // Private Constructor
  52
  53                 #region Public Static Properties
  54                 public static InputLanguage CurrentInputLanguage {
  55                         get {
  56                                 if (current_input == null)
  57                                         current_input = InputLanguage.FromCulture (CultureInfo.CurrentUICulture);
  58                                 return current_input;
  59                         }
  60
  61                         set {
  62                                 if (InstalledInputLanguages.Contains (value))
  63                                         current_input = value;
  64                         }
  65                 }
  66
  67                 public static InputLanguage DefaultInputLanguage {
  68                         get {
  69                                 if (default_input == null)
  70                                         default_input = InputLanguage.FromCulture (CultureInfo.CurrentUICulture);
  71
  72                                 return default_input;
  73                         }
  74                 }
  75
  76                 public static InputLanguageCollection InstalledInputLanguages {
  77                         get {
  78                                 if (all == null)
  79                                         all = new InputLanguageCollection (new InputLanguage[] { new InputLanguage (IntPtr.Zero, new CultureInfo(string.Empty), "US") });
  80
  81                                 return all;
  82                         }
  83                 }
  84                 #endregion      // Public Static Properties
  85
  86                 #region Public Instance Properties
  87                 public CultureInfo Culture {
  88                         get {
  89                                 return this.culture;
  90                         }
  91                 }
  92
  93                 public IntPtr Handle {
  94                         get {
  95                                 return this.handle;
  96                         }
  97                 }
  98
  99                 public string LayoutName {
 100                         get {
 101                                 return this.layout_name;
 102                         }
 103                 }
 104                 #endregion      // Public Instance Properties
 105
 106                 #region Public Static Methods
 107                 public static InputLanguage FromCulture(System.Globalization.CultureInfo culture) {
 108                         foreach (InputLanguage c in InstalledInputLanguages) {
 109                                 if (culture.EnglishName==c.culture.EnglishName) {
 110                                         return new InputLanguage(c.handle, c.culture, c.layout_name);
 111                                 }
 112                         }
 113
 114                         return new InputLanguage (InstalledInputLanguages[0].handle, InstalledInputLanguages[0].culture, InstalledInputLanguages[0].layout_name);
 115                 }
 116                 #endregion      // Public Static Methods
 117
 118                 #region Public Instance Methods
 119                 public override bool Equals(object value) {
 120                         if (value is InputLanguage) {
 121                                 if ((((InputLanguage)value).culture==this.culture) && (((InputLanguage)value).handle==this.handle) && (((InputLanguage)value).layout_name==this.layout_name)) {
 122                                         return true;
 123                                 }
 124                         }
 125                         return false;
 126                 }
 127
 128                 public override int GetHashCode() {
 129                         return base.GetHashCode();
 130                 }
 131                 #endregion      // Public Instance Methods
 132         }
 133 }