mcs/class/System.Drawing/System.Drawing/SystemBrushes.cs

   1 //
   2 // System.Drawing.SystemBrushes.cs
   3 //
   4 // Authors:
   5 //   Dennis Hayes (dennish@Raytek.com)
   6 //   Ravindra (rkumar@novell.com)
   7 //
   8 // Copyright (C) 2002 Ximian, Inc. http://www.ximian.com
   9 // Copyright (C) 2004 Novell, Inc. http://www.novell.com
  10 //
  11
  12 //
  13 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  14 //
  15 // Permission is hereby granted, free of charge, to any person obtaining
  16 // a copy of this software and associated documentation files (the
  17 // "Software"), to deal in the Software without restriction, including
  18 // without limitation the rights to use, copy, modify, merge, publish,
  19 // distribute, sublicense, and/or sell copies of the Software, and to
  20 // permit persons to whom the Software is furnished to do so, subject to
  21 // the following conditions:
  22 //
  23 // The above copyright notice and this permission notice shall be
  24 // included in all copies or substantial portions of the Software.
  25 //
  26 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  27 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  29 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  30 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  31 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  32 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33 //
  34
  35 using System;
  36
  37 namespace System.Drawing
  38 {
  39         /// <summary>
  40         /// Summary description for SystemBrushes.
  41         /// </summary>
  42         public sealed class SystemBrushes
  43         {
  44                 static SolidBrush active_border;
  45                 static SolidBrush active_caption;
  46                 static SolidBrush active_caption_text;
  47                 static SolidBrush app_workspace;
  48                 static SolidBrush control;
  49                 static SolidBrush control_dark;
  50                 static SolidBrush control_dark_dark;
  51                 static SolidBrush control_light;
  52                 static SolidBrush control_light_light;
  53                 static SolidBrush control_text;
  54                 static SolidBrush desktop;
  55                 static SolidBrush highlight;
  56                 static SolidBrush highlight_text;
  57                 static SolidBrush hot_track;
  58                 static SolidBrush inactive_border;
  59                 static SolidBrush inactive_caption;
  60                 static SolidBrush info;
  61                 static SolidBrush menu;
  62                 static SolidBrush scroll_bar;
  63                 static SolidBrush window;
  64                 static SolidBrush window_text;
  65
  66                 private SystemBrushes() { }
  67
  68                 public static Brush ActiveBorder
  69                 {
  70                         get {
  71                                 if (active_border == null) {
  72                                         active_border = new SolidBrush (SystemColors.ActiveBorder);
  73                                         active_border.isModifiable = false;
  74                                 }
  75
  76                                 return active_border;
  77                         }
  78                 }
  79
  80                 public static Brush ActiveCaption
  81                 {
  82                         get {
  83                                 if (active_caption == null) {
  84                                         active_caption = new SolidBrush (SystemColors.ActiveCaption);
  85                                         active_caption.isModifiable = false;
  86                                 }
  87
  88                                 return active_caption;
  89                         }
  90                 }
  91
  92                 public static Brush ActiveCaptionText
  93                 {
  94                         get {
  95                                 if (active_caption_text == null) {
  96                                         active_caption_text = new SolidBrush (SystemColors.ActiveCaptionText);
  97                                         active_caption_text.isModifiable = false;
  98                                 }
  99
 100                                 return active_caption_text;
 101                         }
 102                 }
 103
 104                 public static Brush AppWorkspace
 105                 {
 106                         get {
 107                                 if (app_workspace == null) {
 108                                         app_workspace = new SolidBrush (SystemColors.AppWorkspace);
 109                                         app_workspace.isModifiable = false;
 110                                 }
 111
 112                                 return app_workspace;
 113                         }
 114                 }
 115
 116                 public static Brush Control {
 117                         get {
 118                                 if (control == null) {
 119                                         control = new SolidBrush (SystemColors.Control);
 120                                         control.isModifiable = false;
 121                                 }
 122
 123                                 return control;
 124                         }
 125                 }
 126
 127                 public static Brush ControlLight {
 128                         get {
 129                                 if (control_light == null) {
 130                                         control_light = new SolidBrush (SystemColors.ControlLight);
 131                                         control_light.isModifiable = false;
 132                                 }
 133
 134                                 return control_light;
 135                         }
 136                 }
 137
 138                 public static Brush ControlLightLight {
 139                         get {
 140                                 if (control_light_light == null) {
 141                                         control_light_light = new SolidBrush (SystemColors.ControlLightLight);
 142                                         control_light_light.isModifiable = false;
 143                                 }
 144
 145                                 return control_light_light;
 146                         }
 147                 }
 148
 149                 public static Brush ControlDark {
 150                         get {
 151                                 if (control_dark == null) {
 152                                         control_dark = new SolidBrush (SystemColors.ControlDark);
 153                                         control_dark.isModifiable = false;
 154                                 }
 155
 156                                 return control_dark;
 157                         }
 158                 }
 159
 160                 public static Brush ControlDarkDark {
 161                         get {
 162                                 if (control_dark_dark == null) {
 163                                         control_dark_dark = new SolidBrush (SystemColors.ControlDarkDark);
 164                                         control_dark_dark.isModifiable = false;
 165                                 }
 166
 167                                 return control_dark_dark;
 168                         }
 169                 }
 170
 171                 public static Brush ControlText {
 172                         get {
 173                                 if (control_text == null) {
 174                                         control_text = new SolidBrush (SystemColors.ControlText);
 175                                         control_text.isModifiable = false;
 176                                 }
 177
 178                                 return control_text;
 179                         }
 180                 }
 181
 182                 public static Brush Highlight {
 183                         get {
 184                                 if (highlight == null) {
 185                                         highlight = new SolidBrush (SystemColors.Highlight);
 186                                         highlight.isModifiable = false;
 187                                 }
 188
 189                                 return highlight;
 190                         }
 191                 }
 192
 193                 public static Brush HighlightText {
 194                         get {
 195                                 if (highlight_text == null) {
 196                                         highlight_text = new SolidBrush (SystemColors.HighlightText);
 197                                         highlight_text.isModifiable = false;
 198                                 }
 199
 200                                 return highlight_text;
 201                         }
 202                 }
 203
 204                 public static Brush Window {
 205                         get {
 206                                 if (window == null) {
 207                                         window = new SolidBrush (SystemColors.Window);
 208                                         window.isModifiable = false;
 209                                 }
 210
 211                                 return window;
 212                         }
 213                 }
 214                 public static Brush WindowText {
 215                         get {
 216                                 if (window_text == null) {
 217                                         window_text = new SolidBrush (SystemColors.WindowText);
 218                                         window_text.isModifiable = false;
 219                                 }
 220
 221                                 return window_text;
 222                         }
 223                 }
 224
 225                 public static Brush InactiveBorder {
 226                         get {
 227                                 if (inactive_border == null) {
 228                                         inactive_border = new SolidBrush (SystemColors.InactiveBorder);
 229                                         inactive_border.isModifiable = false;
 230                                 }
 231
 232                                 return inactive_border;
 233                         }
 234                 }
 235
 236                 public static Brush Desktop {
 237                         get {
 238                                 if (desktop == null) {
 239                                         desktop = new SolidBrush (SystemColors.Desktop);
 240                                         desktop.isModifiable = false;
 241                                 }
 242
 243                                 return desktop;
 244                         }
 245                 }
 246
 247                 public static Brush HotTrack {
 248                         get {
 249                                 if (hot_track == null) {
 250                                         hot_track = new SolidBrush (SystemColors.HotTrack);
 251                                         hot_track.isModifiable = false;
 252                                 }
 253
 254                                 return hot_track;
 255                         }
 256                 }
 257
 258                 public static Brush InactiveCaption {
 259                         get {
 260                                 if (inactive_caption == null) {
 261                                         inactive_caption = new SolidBrush (SystemColors.InactiveCaption);
 262                                         inactive_caption.isModifiable = false;
 263                                 }
 264
 265                                 return inactive_caption;
 266                         }
 267                 }
 268
 269                 public static Brush Info {
 270                         get {
 271                                 if (info == null) {
 272                                         info = new SolidBrush (SystemColors.Info);
 273                                         info.isModifiable = false;
 274                                 }
 275
 276                                 return info;
 277                         }
 278                 }
 279
 280                 public static Brush Menu {
 281                         get {
 282                                 if (menu == null) {
 283                                         menu = new SolidBrush (SystemColors.Menu);
 284                                         menu.isModifiable = false;
 285                                 }
 286
 287                                 return menu;
 288                         }
 289                 }
 290
 291                 public static Brush ScrollBar {
 292                         get {
 293                                 if (scroll_bar == null) {
 294                                         scroll_bar = new SolidBrush (SystemColors.ScrollBar);
 295                                         scroll_bar.isModifiable = false;
 296                                 }
 297
 298                                 return scroll_bar;
 299                         }
 300                 }
 301
 302                 public static Brush FromSystemColor (Color c)
 303                 {
 304                         if (c.IsSystemColor) {
 305                                 SolidBrush newBrush = new SolidBrush (c);
 306                                 newBrush.isModifiable = false;
 307                                 return newBrush;
 308                         }
 309
 310                         String message = String.Format ("The color {0} is not a system color.", c);
 311                         throw new ArgumentException (message);
 312                 }
 313         }
 314 }