mcs/class/Managed.Windows.Forms/System.Windows.Forms.VisualStyles/VisualStyleInformation.cs

   1 //\r
   2 // VisualStyleInformation.cs\r
   3 //\r
   4 // Permission is hereby granted, free of charge, to any person obtaining\r
   5 // a copy of this software and associated documentation files (the\r
   6 // "Software"), to deal in the Software without restriction, including\r
   7 // without limitation the rights to use, copy, modify, merge, publish,\r
   8 // distribute, sublicense, and/or sell copies of the Software, and to\r
   9 // permit persons to whom the Software is furnished to do so, subject to\r
  10 // the following conditions:\r
  11 // \r
  12 // The above copyright notice and this permission notice shall be\r
  13 // included in all copies or substantial portions of the Software.\r
  14 // \r
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,\r
  16 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
  17 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
  18 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE\r
  19 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION\r
  20 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION\r
  21 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
  22 //\r
  23 // Copyright (c) 2006 Novell, Inc.\r
  24 //\r
  25 // Authors:\r
  26 //      Jonathan Pobst (monkey@jpobst.com)\r
  27 //\r
  28 \r
  29 #if NET_2_0\r
  30 using System.Drawing;\r
  31 \r
  32 namespace System.Windows.Forms.VisualStyles\r
  33 {\r
  34         public static class VisualStyleInformation\r
  35         {\r
  36                 #region Public Static Properties\r
  37                 public static string Author {\r
  38                         get {\r
  39                                 if (!VisualStyleRenderer.IsSupported)\r
  40                                         return string.Empty;\r
  41 \r
  42                                 return GetData ("AUTHOR");\r
  43                         }\r
  44                 }\r
  45 \r
  46                 public static string ColorScheme {\r
  47                         get {\r
  48                                 if (!VisualStyleRenderer.IsSupported)\r
  49                                         return string.Empty;\r
  50 \r
  51                                 Text.StringBuilder ThemeName = new Text.StringBuilder (260);\r
  52                                 Text.StringBuilder ColorName = new Text.StringBuilder (260);\r
  53                                 Text.StringBuilder SizeName = new Text.StringBuilder (260);\r
  54                                 UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);\r
  55 \r
  56                                 return ColorName.ToString ();\r
  57                         }\r
  58                 }\r
  59 \r
  60                 public static string Company {\r
  61                         get {\r
  62                                 if (!VisualStyleRenderer.IsSupported)\r
  63                                         return string.Empty;\r
  64 \r
  65                                 return GetData ("COMPANY");\r
  66                         }\r
  67                 }\r
  68 \r
  69                 [MonoTODO(@"Cannot get this to return the same as MS's...")]\r
  70                 public static Color ControlHighlightHot {\r
  71                         get {\r
  72                                 if (!VisualStyleRenderer.IsSupported)\r
  73                                         return SystemColors.ButtonHighlight;\r
  74 \r
  75                                 IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "BUTTON");\r
  76 \r
  77                                 uint retval = UXTheme.GetThemeSysColor (theme, 1621);\r
  78                                 UXTheme.CloseThemeData (theme);\r
  79 \r
  80                                 return System.Drawing.Color.FromArgb ((int)(0x000000FFU & retval),\r
  81                                         (int)(0x0000FF00U & retval) >> 8, (int)(0x00FF0000U & retval) >> 16);\r
  82                         }\r
  83                 }\r
  84 \r
  85                 public static string Copyright {\r
  86                         get {\r
  87                                 if (!VisualStyleRenderer.IsSupported)\r
  88                                         return string.Empty;\r
  89 \r
  90                                 return GetData ("COPYRIGHT");\r
  91                         }\r
  92                 }\r
  93 \r
  94                 public static string Description {\r
  95                         get {\r
  96                                 if (!VisualStyleRenderer.IsSupported)\r
  97                                         return string.Empty;\r
  98 \r
  99                                 return GetData ("DESCRIPTION");\r
 100                         }\r
 101                 }\r
 102 \r
 103                 public static string DisplayName {\r
 104                         get {\r
 105                                 if (!VisualStyleRenderer.IsSupported)\r
 106                                         return string.Empty;\r
 107 \r
 108                                 return GetData ("DISPLAYNAME");\r
 109                         }\r
 110                 }\r
 111 \r
 112                 public static bool IsEnabledByUser {\r
 113                         get {\r
 114                                 if (!VisualStyleInformation.IsSupportedByOS) \r
 115                                         return false;\r
 116                                 \r
 117                                 return (UXTheme.IsAppThemed () && UXTheme.IsThemeActive ());\r
 118                         }\r
 119                 }\r
 120  \r
 121                 public static bool IsSupportedByOS {\r
 122                         get {\r
 123                                 // Supported OS's should be NT based and at least XP (XP, 2003, Vista)\r
 124                                 if ((Environment.OSVersion.Platform == PlatformID.Win32NT) && (Environment.OSVersion.Version >= new Version (5, 1))) \r
 125                                         return true;\r
 126                                 \r
 127                                 return false;\r
 128                         }\r
 129                 }\r
 130  \r
 131                 public static int MinimumColorDepth {\r
 132                         get {\r
 133                                 if (!VisualStyleRenderer.IsSupported)\r
 134                                         return 0;\r
 135 \r
 136                                 IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "BUTTON");\r
 137                                 int retval;\r
 138                                 \r
 139                                 UXTheme.GetThemeSysInt (theme, 1301, out retval);\r
 140                                 UXTheme.CloseThemeData (theme);\r
 141 \r
 142                                 return retval;\r
 143                         }\r
 144                 }\r
 145 \r
 146                 public static string Size {\r
 147                         get {\r
 148                                 if (!VisualStyleRenderer.IsSupported)\r
 149                                         return string.Empty;\r
 150 \r
 151                                 Text.StringBuilder ThemeName = new Text.StringBuilder (260);\r
 152                                 Text.StringBuilder ColorName = new Text.StringBuilder (260);\r
 153                                 Text.StringBuilder SizeName = new Text.StringBuilder (260);\r
 154                                 UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);\r
 155 \r
 156                                 return SizeName.ToString ();\r
 157                         }\r
 158                 }\r
 159 \r
 160                 public static bool SupportsFlatMenus {\r
 161                         get {\r
 162                                 if (!VisualStyleRenderer.IsSupported)\r
 163                                         return false;\r
 164 \r
 165                                 IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "BUTTON");\r
 166                                 bool retval;\r
 167 \r
 168                                 retval = UXTheme.GetThemeSysBool (theme, 1001) == 0 ? false : true;\r
 169                                 UXTheme.CloseThemeData (theme);\r
 170 \r
 171                                 return retval;\r
 172                         }\r
 173                 }\r
 174 \r
 175                 [MonoTODO(@"Cannot get this to return the same as MS's...")]\r
 176                 public static Color TextControlBorder {\r
 177                         get {\r
 178                                 if (!VisualStyleRenderer.IsSupported)\r
 179                                         return SystemColors.ControlDarkDark;\r
 180 \r
 181                                 IntPtr theme = UXTheme.OpenThemeData (IntPtr.Zero, "EDIT");\r
 182 \r
 183                                 uint retval = UXTheme.GetThemeSysColor (theme, 1611);\r
 184                                 UXTheme.CloseThemeData (theme);\r
 185 \r
 186                                 return System.Drawing.Color.FromArgb ((int)(0x000000FFU & retval),\r
 187                                                      (int)(0x0000FF00U & retval) >> 8, (int)(0x00FF0000U & retval) >> 16);\r
 188                         }\r
 189                 }\r
 190 \r
 191                 public static string Url {\r
 192                         get {\r
 193                                 if (!VisualStyleRenderer.IsSupported)\r
 194                                         return string.Empty;\r
 195 \r
 196                                 return GetData ("URL");\r
 197                         }\r
 198                 }\r
 199 \r
 200                 public static string Version {\r
 201                         get {\r
 202                                 if (!VisualStyleRenderer.IsSupported)\r
 203                                         return string.Empty;\r
 204 \r
 205                                 return GetData ("VERSION");\r
 206                         }\r
 207                 }\r
 208                 #endregion\r
 209                 \r
 210                 #region Internal Helper Methods\r
 211                 internal static string GetData (string propertyName)\r
 212                 {\r
 213                         Text.StringBuilder ThemeName = new Text.StringBuilder (260);\r
 214                         Text.StringBuilder ColorName = new Text.StringBuilder (260);\r
 215                         Text.StringBuilder SizeName = new Text.StringBuilder (260);\r
 216 \r
 217                         UXTheme.GetCurrentThemeName (ThemeName, ThemeName.Capacity, ColorName, ColorName.Capacity, SizeName, SizeName.Capacity);\r
 218 \r
 219                         Text.StringBuilder PropertyValue = new Text.StringBuilder (260);\r
 220 \r
 221                         UXTheme.GetThemeDocumentationProperty (ThemeName.ToString(), propertyName, PropertyValue, PropertyValue.Capacity);\r
 222 \r
 223                         return PropertyValue.ToString ();\r
 224                 }\r
 225                 #endregion\r
 226         }\r
 227 }\r
 228 #endif