mcs/class/Managed.Windows.Forms/System.Windows.Forms/XplatUIStructs.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   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) 2004-2006 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Peter Bartok    pbartok@novell.com
  24 //
  25
  26
  27 // NOT COMPLETE
  28
  29 using System;
  30 using System.Drawing;
  31 using System.Runtime.InteropServices;
  32
  33 namespace System.Windows.Forms {
  34         [Flags]
  35         internal enum WindowStyles : int {
  36                 WS_OVERLAPPED           = 0x00000000,
  37                 WS_POPUP                = unchecked((int)0x80000000),
  38                 WS_CHILD                = 0x40000000,
  39                 WS_MINIMIZE             = 0x20000000,
  40                 WS_VISIBLE              = 0x10000000,
  41                 WS_DISABLED             = 0x08000000,
  42                 WS_CLIPSIBLINGS         = 0x04000000,
  43                 WS_CLIPCHILDREN         = 0x02000000,
  44                 WS_MAXIMIZE             = 0x01000000,
  45                 WS_CAPTION              = 0x00C00000,
  46                 WS_BORDER               = 0x00800000,
  47                 WS_DLGFRAME             = 0x00400000,
  48                 WS_VSCROLL              = 0x00200000,
  49                 WS_HSCROLL              = 0x00100000,
  50                 WS_SYSMENU              = 0x00080000,
  51                 WS_THICKFRAME           = 0x00040000,
  52                 WS_GROUP                = 0x00020000,
  53                 WS_TABSTOP              = 0x00010000,
  54                 WS_MINIMIZEBOX          = 0x00020000,
  55                 WS_MAXIMIZEBOX          = 0x00010000,
  56                 WS_TILED                = 0x00000000,
  57                 WS_ICONIC               = 0x20000000,
  58                 WS_SIZEBOX              = 0x00040000,
  59                 WS_POPUPWINDOW          = unchecked((int)0x80880000),
  60                 WS_OVERLAPPEDWINDOW     = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX,
  61                 WS_TILEDWINDOW          = WS_OVERLAPPEDWINDOW,
  62                 WS_CHILDWINDOW          = WS_CHILD,
  63         }
  64
  65         [Flags]
  66         internal enum WindowExStyles : int {
  67                 // Extended Styles
  68                 WS_EX_DLGMODALFRAME     = 0x00000001,
  69                 WS_EX_DRAGDETECT        = 0x00000002,
  70                 WS_EX_NOPARENTNOTIFY    = 0x00000004,
  71                 WS_EX_TOPMOST           = 0x00000008,
  72                 WS_EX_ACCEPTFILES       = 0x00000010,
  73                 WS_EX_TRANSPARENT       = 0x00000020,
  74
  75                 WS_EX_MDICHILD          = 0x00000040,
  76                 WS_EX_TOOLWINDOW        = 0x00000080,
  77                 WS_EX_WINDOWEDGE        = 0x00000100,
  78                 WS_EX_CLIENTEDGE        = 0x00000200,
  79                 WS_EX_CONTEXTHELP       = 0x00000400,
  80
  81                 WS_EX_RIGHT             = 0x00001000,
  82                 WS_EX_LEFT              = 0x00000000,
  83                 WS_EX_RTLREADING        = 0x00002000,
  84                 WS_EX_LTRREADING        = 0x00000000,
  85                 WS_EX_LEFTSCROLLBAR     = 0x00004000,
  86                 WS_EX_LAYERED           = 0x00080000,
  87                 WS_EX_RIGHTSCROLLBAR    = 0x00000000,
  88
  89                 WS_EX_CONTROLPARENT     = 0x00010000,
  90                 WS_EX_STATICEDGE        = 0x00020000,
  91                 WS_EX_APPWINDOW         = 0x00040000,
  92                 WS_EX_NOINHERITLAYOUT   = 0x00100000,
  93                 WS_EX_LAYOUTRTL         = 0x00400000,
  94                 WS_EX_COMPOSITED        = 0x02000000,
  95                 WS_EX_NOACTIVATE        = 0x08000000,
  96
  97                 WS_EX_OVERLAPPEDWINDOW  = WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE,
  98                 WS_EX_PALETTEWINDOW     = WS_EX_WINDOWEDGE | WS_EX_TOOLWINDOW | WS_EX_TOPMOST
  99         }
 100
 101         internal enum Msg {
 102                 WM_NULL                   = 0x0000,
 103                 WM_CREATE                 = 0x0001,
 104                 WM_DESTROY                = 0x0002,
 105                 WM_MOVE                   = 0x0003,
 106                 WM_SIZE                   = 0x0005,
 107                 WM_ACTIVATE               = 0x0006,
 108                 WM_SETFOCUS               = 0x0007,
 109                 WM_KILLFOCUS              = 0x0008,
 110                 //              public const uint WM_SETVISIBLE           = 0x0009;
 111                 WM_ENABLE                 = 0x000A,
 112                 WM_SETREDRAW              = 0x000B,
 113                 WM_SETTEXT                = 0x000C,
 114                 WM_GETTEXT                = 0x000D,
 115                 WM_GETTEXTLENGTH          = 0x000E,
 116                 WM_PAINT                  = 0x000F,
 117                 WM_CLOSE                  = 0x0010,
 118                 WM_QUERYENDSESSION        = 0x0011,
 119                 WM_QUIT                   = 0x0012,
 120                 WM_QUERYOPEN              = 0x0013,
 121                 WM_ERASEBKGND             = 0x0014,
 122                 WM_SYSCOLORCHANGE         = 0x0015,
 123                 WM_ENDSESSION             = 0x0016,
 124                 //              public const uint WM_SYSTEMERROR          = 0x0017;
 125                 WM_SHOWWINDOW             = 0x0018,
 126                 WM_CTLCOLOR               = 0x0019,
 127                 WM_WININICHANGE           = 0x001A,
 128                 WM_SETTINGCHANGE          = 0x001A,
 129                 WM_DEVMODECHANGE          = 0x001B,
 130                 WM_ACTIVATEAPP            = 0x001C,
 131                 WM_FONTCHANGE             = 0x001D,
 132                 WM_TIMECHANGE             = 0x001E,
 133                 WM_CANCELMODE             = 0x001F,
 134                 WM_SETCURSOR              = 0x0020,
 135                 WM_MOUSEACTIVATE          = 0x0021,
 136                 WM_CHILDACTIVATE          = 0x0022,
 137                 WM_QUEUESYNC              = 0x0023,
 138                 WM_GETMINMAXINFO          = 0x0024,
 139                 WM_PAINTICON              = 0x0026,
 140                 WM_ICONERASEBKGND         = 0x0027,
 141                 WM_NEXTDLGCTL             = 0x0028,
 142                 //              public const uint WM_ALTTABACTIVE         = 0x0029;
 143                 WM_SPOOLERSTATUS          = 0x002A,
 144                 WM_DRAWITEM               = 0x002B,
 145                 WM_MEASUREITEM            = 0x002C,
 146                 WM_DELETEITEM             = 0x002D,
 147                 WM_VKEYTOITEM             = 0x002E,
 148                 WM_CHARTOITEM             = 0x002F,
 149                 WM_SETFONT                = 0x0030,
 150                 WM_GETFONT                = 0x0031,
 151                 WM_SETHOTKEY              = 0x0032,
 152                 WM_GETHOTKEY              = 0x0033,
 153                 //              public const uint WM_FILESYSCHANGE        = 0x0034;
 154                 //              public const uint WM_ISACTIVEICON         = 0x0035;
 155                 //              public const uint WM_QUERYPARKICON        = 0x0036;
 156                 WM_QUERYDRAGICON          = 0x0037,
 157                 WM_COMPAREITEM            = 0x0039,
 158                 //              public const uint WM_TESTING              = 0x003a;
 159                 //              public const uint WM_OTHERWINDOWCREATED = 0x003c;
 160                 WM_GETOBJECT              = 0x003D,
 161                 //                      public const uint WM_ACTIVATESHELLWINDOW        = 0x003e;
 162                 WM_COMPACTING             = 0x0041,
 163                 WM_COMMNOTIFY             = 0x0044 ,
 164                 WM_WINDOWPOSCHANGING      = 0x0046,
 165                 WM_WINDOWPOSCHANGED       = 0x0047,
 166                 WM_POWER                  = 0x0048,
 167                 WM_COPYDATA               = 0x004A,
 168                 WM_CANCELJOURNAL          = 0x004B,
 169                 WM_NOTIFY                 = 0x004E,
 170                 WM_INPUTLANGCHANGEREQUEST = 0x0050,
 171                 WM_INPUTLANGCHANGE        = 0x0051,
 172                 WM_TCARD                  = 0x0052,
 173                 WM_HELP                   = 0x0053,
 174                 WM_USERCHANGED            = 0x0054,
 175                 WM_NOTIFYFORMAT           = 0x0055,
 176                 WM_CONTEXTMENU            = 0x007B,
 177                 WM_STYLECHANGING          = 0x007C,
 178                 WM_STYLECHANGED           = 0x007D,
 179                 WM_DISPLAYCHANGE          = 0x007E,
 180                 WM_GETICON                = 0x007F,
 181
 182                 // Non-Client messages
 183                 WM_SETICON                = 0x0080,
 184                 WM_NCCREATE               = 0x0081,
 185                 WM_NCDESTROY              = 0x0082,
 186                 WM_NCCALCSIZE             = 0x0083,
 187                 WM_NCHITTEST              = 0x0084,
 188                 WM_NCPAINT                = 0x0085,
 189                 WM_NCACTIVATE             = 0x0086,
 190                 WM_GETDLGCODE             = 0x0087,
 191                 WM_SYNCPAINT              = 0x0088,
 192                 //              public const uint WM_SYNCTASK       = 0x0089;
 193                 WM_NCMOUSEMOVE            = 0x00A0,
 194                 WM_NCLBUTTONDOWN          = 0x00A1,
 195                 WM_NCLBUTTONUP            = 0x00A2,
 196                 WM_NCLBUTTONDBLCLK        = 0x00A3,
 197                 WM_NCRBUTTONDOWN          = 0x00A4,
 198                 WM_NCRBUTTONUP            = 0x00A5,
 199                 WM_NCRBUTTONDBLCLK        = 0x00A6,
 200                 WM_NCMBUTTONDOWN          = 0x00A7,
 201                 WM_NCMBUTTONUP            = 0x00A8,
 202                 WM_NCMBUTTONDBLCLK        = 0x00A9,
 203                 //              public const uint WM_NCXBUTTONDOWN    = 0x00ab;
 204                 //              public const uint WM_NCXBUTTONUP      = 0x00ac;
 205                 //              public const uint WM_NCXBUTTONDBLCLK  = 0x00ad;
 206                 WM_KEYDOWN                = 0x0100,
 207                 WM_KEYFIRST               = 0x0100,
 208                 WM_KEYUP                  = 0x0101,
 209                 WM_CHAR                   = 0x0102,
 210                 WM_DEADCHAR               = 0x0103,
 211                 WM_SYSKEYDOWN             = 0x0104,
 212                 WM_SYSKEYUP               = 0x0105,
 213                 WM_SYSCHAR                = 0x0106,
 214                 WM_SYSDEADCHAR            = 0x0107,
 215                 WM_KEYLAST                = 0x0108,
 216                 WM_IME_STARTCOMPOSITION   = 0x010D,
 217                 WM_IME_ENDCOMPOSITION     = 0x010E,
 218                 WM_IME_COMPOSITION        = 0x010F,
 219                 WM_IME_KEYLAST            = 0x010F,
 220                 WM_INITDIALOG             = 0x0110,
 221                 WM_COMMAND                = 0x0111,
 222                 WM_SYSCOMMAND             = 0x0112,
 223                 WM_TIMER                  = 0x0113,
 224                 WM_HSCROLL                = 0x0114,
 225                 WM_VSCROLL                = 0x0115,
 226                 WM_INITMENU               = 0x0116,
 227                 WM_INITMENUPOPUP          = 0x0117,
 228                 //              public const uint WM_SYSTIMER       = 0x0118;
 229                 WM_MENUSELECT             = 0x011F,
 230                 WM_MENUCHAR               = 0x0120,
 231                 WM_ENTERIDLE              = 0x0121,
 232                 WM_MENURBUTTONUP          = 0x0122,
 233                 WM_MENUDRAG               = 0x0123,
 234                 WM_MENUGETOBJECT          = 0x0124,
 235                 WM_UNINITMENUPOPUP        = 0x0125,
 236                 WM_MENUCOMMAND            = 0x0126,
 237                 //              public const uint WM_CHANGEUISTATE    = 0x0127;
 238                 //              public const uint WM_UPDATEUISTATE    = 0x0128;
 239                 //              public const uint WM_QUERYUISTATE     = 0x0129;
 240
 241                 //              public const uint WM_LBTRACKPOINT     = 0x0131;
 242                 WM_CTLCOLORMSGBOX         = 0x0132,
 243                 WM_CTLCOLOREDIT           = 0x0133,
 244                 WM_CTLCOLORLISTBOX        = 0x0134,
 245                 WM_CTLCOLORBTN            = 0x0135,
 246                 WM_CTLCOLORDLG            = 0x0136,
 247                 WM_CTLCOLORSCROLLBAR      = 0x0137,
 248                 WM_CTLCOLORSTATIC         = 0x0138,
 249                 WM_MOUSEMOVE              = 0x0200,
 250                 WM_MOUSEFIRST                     = 0x0200,
 251                 WM_LBUTTONDOWN            = 0x0201,
 252                 WM_LBUTTONUP              = 0x0202,
 253                 WM_LBUTTONDBLCLK          = 0x0203,
 254                 WM_RBUTTONDOWN            = 0x0204,
 255                 WM_RBUTTONUP              = 0x0205,
 256                 WM_RBUTTONDBLCLK          = 0x0206,
 257                 WM_MBUTTONDOWN            = 0x0207,
 258                 WM_MBUTTONUP              = 0x0208,
 259                 WM_MBUTTONDBLCLK          = 0x0209,
 260                 WM_MOUSEWHEEL             = 0x020A,
 261                 WM_MOUSELAST             = 0x020D,
 262                 //              public const uint WM_XBUTTONDOWN      = 0x020B;
 263                 //              public const uint WM_XBUTTONUP        = 0x020C;
 264                 //              public const uint WM_XBUTTONDBLCLK    = 0x020D;
 265                 WM_PARENTNOTIFY           = 0x0210,
 266                 WM_ENTERMENULOOP          = 0x0211,
 267                 WM_EXITMENULOOP           = 0x0212,
 268                 WM_NEXTMENU               = 0x0213,
 269                 WM_SIZING                 = 0x0214,
 270                 WM_CAPTURECHANGED         = 0x0215,
 271                 WM_MOVING                 = 0x0216,
 272                 //              public const uint WM_POWERBROADCAST   = 0x0218;
 273                 WM_DEVICECHANGE           = 0x0219,
 274                 WM_MDICREATE              = 0x0220,
 275                 WM_MDIDESTROY             = 0x0221,
 276                 WM_MDIACTIVATE            = 0x0222,
 277                 WM_MDIRESTORE             = 0x0223,
 278                 WM_MDINEXT                = 0x0224,
 279                 WM_MDIMAXIMIZE            = 0x0225,
 280                 WM_MDITILE                = 0x0226,
 281                 WM_MDICASCADE             = 0x0227,
 282                 WM_MDIICONARRANGE         = 0x0228,
 283                 WM_MDIGETACTIVE           = 0x0229,
 284                 /* D&D messages */
 285                 //              public const uint WM_DROPOBJECT     = 0x022A;
 286                 //              public const uint WM_QUERYDROPOBJECT  = 0x022B;
 287                 //              public const uint WM_BEGINDRAG      = 0x022C;
 288                 //              public const uint WM_DRAGLOOP       = 0x022D;
 289                 //              public const uint WM_DRAGSELECT     = 0x022E;
 290                 //              public const uint WM_DRAGMOVE       = 0x022F;
 291                 WM_MDISETMENU             = 0x0230,
 292                 WM_ENTERSIZEMOVE          = 0x0231,
 293                 WM_EXITSIZEMOVE           = 0x0232,
 294                 WM_DROPFILES              = 0x0233,
 295                 WM_MDIREFRESHMENU         = 0x0234,
 296                 WM_IME_SETCONTEXT         = 0x0281,
 297                 WM_IME_NOTIFY             = 0x0282,
 298                 WM_IME_CONTROL            = 0x0283,
 299                 WM_IME_COMPOSITIONFULL    = 0x0284,
 300                 WM_IME_SELECT             = 0x0285,
 301                 WM_IME_CHAR               = 0x0286,
 302                 WM_IME_REQUEST            = 0x0288,
 303                 WM_IME_KEYDOWN            = 0x0290,
 304                 WM_IME_KEYUP              = 0x0291,
 305                 WM_NCMOUSEHOVER           = 0x02A0,
 306                 WM_MOUSEHOVER             = 0x02A1,
 307                 WM_NCMOUSELEAVE           = 0x02A2,
 308                 WM_MOUSELEAVE             = 0x02A3,
 309                 WM_CUT                    = 0x0300,
 310                 WM_COPY                   = 0x0301,
 311                 WM_PASTE                  = 0x0302,
 312                 WM_CLEAR                  = 0x0303,
 313                 WM_UNDO                   = 0x0304,
 314                 WM_RENDERFORMAT           = 0x0305,
 315                 WM_RENDERALLFORMATS       = 0x0306,
 316                 WM_DESTROYCLIPBOARD       = 0x0307,
 317                 WM_DRAWCLIPBOARD          = 0x0308,
 318                 WM_PAINTCLIPBOARD         = 0x0309,
 319                 WM_VSCROLLCLIPBOARD       = 0x030A,
 320                 WM_SIZECLIPBOARD          = 0x030B,
 321                 WM_ASKCBFORMATNAME        = 0x030C,
 322                 WM_CHANGECBCHAIN          = 0x030D,
 323                 WM_HSCROLLCLIPBOARD       = 0x030E,
 324                 WM_QUERYNEWPALETTE        = 0x030F,
 325                 WM_PALETTEISCHANGING      = 0x0310,
 326                 WM_PALETTECHANGED         = 0x0311,
 327                 WM_HOTKEY                 = 0x0312,
 328                 WM_PRINT                  = 0x0317,
 329                 WM_PRINTCLIENT            = 0x0318,
 330                 WM_HANDHELDFIRST          = 0x0358,
 331                 WM_HANDHELDLAST           = 0x035F,
 332                 WM_AFXFIRST               = 0x0360,
 333                 WM_AFXLAST                = 0x037F,
 334                 WM_PENWINFIRST            = 0x0380,
 335                 WM_PENWINLAST             = 0x038F,
 336                 WM_APP                    = 0x8000,
 337                 WM_USER                   = 0x0400,
 338
 339                 // Our "private" ones
 340                 WM_MOUSE_ENTER            = 0x0401,
 341                 WM_MOUSE_LEAVE            = 0x0402,
 342                 WM_ASYNC_MESSAGE          = 0x0403,
 343                 WM_REFLECT                = WM_USER + 0x1c00,
 344                 WM_CLOSE_INTERNAL         = WM_USER + 0x1c01
 345         }
 346
 347 #if notdef
 348         internal enum Msg {
 349                 WM_NULL                 = 0x0000,
 350                 WM_CREATE               = 0x0001,
 351                 WM_DESTROY              = 0x0002,
 352                 WM_MOVE                 = 0x0003,
 353                 WM_SIZE                 = 0x0005,
 354                 WM_ACTIVATE             = 0x0006,
 355                 WM_SETFOCUS             = 0x0007,
 356                 WM_KILLFOCUS            = 0x0008,
 357                 WM_SETVISIBLE           = 0x0009,
 358                 WM_ENABLE               = 0x000A,
 359                 // ...
 360                 WM_PAINT                = 0x000F,
 361                 WM_CLOSE                = 0x0010,
 362                 WM_QUERYENDSESSION      = 0x0011,
 363                 WM_QUIT                 = 0x0012,
 364                 WM_QUERYOPEN            = 0x0013,
 365                 WM_ERASEBKGND           = 0x0014,
 366                 WM_SYSCOLORCHANGE       = 0x0015,
 367
 368                 // ...
 369                 WM_WINDOWPOSCHANGED     = 0x0046,
 370
 371                 // ...
 372                 WM_KEYFIRST             = 0x0100,
 373                 WM_KEYDOWN              = 0x0100,
 374                 WM_KEYUP                = 0x0101,
 375                 WM_CHAR                 = 0x0102,
 376                 WM_DEADCHAR             = 0x0103,
 377                 WM_SYSKEYDOWN           = 0x0104,
 378                 WM_SYSKEYUP             = 0x0105,
 379                 WM_SYS1CHAR             = 0x0106,
 380                 WM_SYSDEADCHAR          = 0x0107,
 381                 WM_KEYLAST              = 0x0108,
 382
 383                 // ...
 384                 WM_MOUSEFIRST           = 0x0200,
 385                 WM_MOUSEMOVE            = 0x0200,
 386                 WM_LBUTTONDOWN          = 0x0201,
 387                 WM_LBUTTONUP            = 0x0202,
 388                 WM_LBUTTONDBLCLK        = 0x0203,
 389                 WM_RBUTTONDOWN          = 0x0204,
 390                 WM_RBUTTONUP            = 0x0205,
 391                 WM_RBUTTONDBLCLK        = 0x0206,
 392                 WM_MBUTTONDOWN          = 0x0207,
 393                 WM_MBUTTONUP            = 0x0208,
 394                 WM_MBUTTONDBLCLK        = 0x0209,
 395                 WM_MOUSEWHEEL           = 0x020A,
 396                 WM_MOUSELAST            = 0x020D,
 397                 // ...
 398                 WM_MOUSEHOVER           = 0x02A1,
 399                 WM_MOUSELEAVE           = 0x02A3,
 400         }
 401 #endif
 402
 403         internal enum MsgButtons {
 404                 MK_LBUTTON              = 0x0001,
 405                 MK_RBUTTON              = 0x0002,
 406                 MK_SHIFT                = 0x0004,
 407                 MK_CONTROL              = 0x0008,
 408                 MK_MBUTTON              = 0x0010,
 409                 MK_XBUTTON1             = 0x0020,
 410                 MK_XBUTTON2             = 0x0040,
 411         }
 412
 413         [StructLayout(LayoutKind.Sequential)]
 414         internal struct POINT {
 415                 internal int x;
 416                 internal int y;
 417         }
 418
 419         [StructLayout(LayoutKind.Sequential)]
 420         internal struct MSG {
 421                 internal IntPtr hwnd;
 422                 internal Msg    message;
 423                 internal IntPtr wParam;
 424                 internal IntPtr lParam;
 425                 internal uint   time;
 426                 internal POINT  pt;
 427                 internal object refobject;
 428         }
 429
 430         [Flags]
 431         internal enum TransparencySupport {
 432                 None = 0x00,
 433                 Get = 0x01,
 434                 Set = 0x02,
 435                 GetSet = 0x03
 436         }
 437
 438         internal enum WindowActiveFlags {
 439                 WA_INACTIVE             = 0,
 440                 WA_ACTIVE               = 1,
 441                 WA_CLICKACTIVE          = 2
 442         }
 443
 444         internal enum KeybdEventFlags {
 445                 None                    = 0,
 446                 ExtendedKey             = 0x0001,
 447                 KeyUp                   = 0x0002
 448         }
 449
 450         internal enum VirtualKeys {
 451                 VK_LBUTTON              = 0x01,
 452                 VK_RBUTTON              = 0x02,
 453                 VK_CANCEL               = 0x03,
 454                 VK_MBUTTON              = 0x04,
 455                 VK_XBUTTON1             = 0x05,
 456                 VK_XBUTTON2             = 0x06,
 457                 VK_BACK                 = 0x08,
 458                 VK_TAB                  = 0x09,
 459                 VK_CLEAR                = 0x0C,
 460                 VK_RETURN               = 0x0D,
 461                 VK_SHIFT                = 0x10,
 462                 VK_CONTROL              = 0x11,
 463                 VK_MENU                 = 0x12,
 464                 VK_PAUSE                = 0x13,
 465                 VK_CAPITAL              = 0x14,
 466                 VK_ESCAPE               = 0x1B,
 467                 VK_SPACE                = 0x20,
 468                 VK_PRIOR                = 0x21,
 469                 VK_NEXT                 = 0x22,
 470                 VK_END                  = 0x23,
 471                 VK_HOME                 = 0x24,
 472                 VK_LEFT                 = 0x25,
 473                 VK_UP                   = 0x26,
 474                 VK_RIGHT                = 0x27,
 475                 VK_DOWN                 = 0x28,
 476                 VK_SELECT               = 0x29,
 477                 VK_PRINT                = 0x2A,
 478                 VK_EXECUTE              = 0x2B,
 479                 VK_SNAPSHOT             = 0x2C,
 480                 VK_INSERT               = 0x2D,
 481                 VK_DELETE               = 0x2E,
 482                 VK_HELP                 = 0x2F,
 483                 VK_0                    = 0x30,
 484                 VK_1                    = 0x31,
 485                 VK_2                    = 0x32,
 486                 VK_3                    = 0x33,
 487                 VK_4                    = 0x34,
 488                 VK_5                    = 0x35,
 489                 VK_6                    = 0x36,
 490                 VK_7                    = 0x37,
 491                 VK_8                    = 0x38,
 492                 VK_9                    = 0x39,
 493                 VK_A                    = 0x41,
 494                 VK_B                    = 0x42,
 495                 VK_C                    = 0x43,
 496                 VK_D                    = 0x44,
 497                 VK_E                    = 0x45,
 498                 VK_F                    = 0x46,
 499                 VK_G                    = 0x47,
 500                 VK_H                    = 0x48,
 501                 VK_I                    = 0x49,
 502                 VK_J                    = 0x4A,
 503                 VK_K                    = 0x4B,
 504                 VK_L                    = 0x4C,
 505                 VK_M                    = 0x4D,
 506                 VK_N                    = 0x4E,
 507                 VK_O                    = 0x4F,
 508                 VK_P                    = 0x50,
 509                 VK_Q                    = 0x51,
 510                 VK_R                    = 0x52,
 511                 VK_S                    = 0x53,
 512                 VK_T                    = 0x54,
 513                 VK_U                    = 0x55,
 514                 VK_V                    = 0x56,
 515                 VK_W                    = 0x57,
 516                 VK_X                    = 0x58,
 517                 VK_Y                    = 0x59,
 518                 VK_Z                    = 0x5A,
 519                 VK_LWIN                 = 0x5B,
 520                 VK_RWIN                 = 0x5C,
 521                 VK_APPS                 = 0x5D,
 522                 VK_NUMPAD0              = 0x60,
 523                 VK_NUMPAD1              = 0x61,
 524                 VK_NUMPAD2              = 0x62,
 525                 VK_NUMPAD3              = 0x63,
 526                 VK_NUMPAD4              = 0x64,
 527                 VK_NUMPAD5              = 0x65,
 528                 VK_NUMPAD6              = 0x66,
 529                 VK_NUMPAD7              = 0x67,
 530                 VK_NUMPAD8              = 0x68,
 531                 VK_NUMPAD9              = 0x69,
 532                 VK_MULTIPLY             = 0x6A,
 533                 VK_ADD                  = 0x6B,
 534                 VK_SEPARATOR            = 0x6C,
 535                 VK_SUBTRACT             = 0x6D,
 536                 VK_DECIMAL              = 0x6E,
 537                 VK_DIVIDE               = 0x6F,
 538                 VK_F1                   = 0x70,
 539                 VK_F2                   = 0x71,
 540                 VK_F3                   = 0x72,
 541                 VK_F4                   = 0x73,
 542                 VK_F5                   = 0x74,
 543                 VK_F6                   = 0x75,
 544                 VK_F7                   = 0x76,
 545                 VK_F8                   = 0x77,
 546                 VK_F9                   = 0x78,
 547                 VK_F10                  = 0x79,
 548                 VK_F11                  = 0x7A,
 549                 VK_F12                  = 0x7B,
 550                 VK_F13                  = 0x7C,
 551                 VK_F14                  = 0x7D,
 552                 VK_F15                  = 0x7E,
 553                 VK_F16                  = 0x7F,
 554                 VK_F17                  = 0x80,
 555                 VK_F18                  = 0x81,
 556                 VK_F19                  = 0x82,
 557                 VK_F20                  = 0x83,
 558                 VK_F21                  = 0x84,
 559                 VK_F22                  = 0x85,
 560                 VK_F23                  = 0x86,
 561                 VK_F24                  = 0x87,
 562                 VK_NUMLOCK              = 0x90,
 563                 VK_SCROLL               = 0x91,
 564                 VK_LSHIFT               = 0xA0,
 565                 VK_RSHIFT               = 0xA1,
 566                 VK_LCONTROL             = 0xA2,
 567                 VK_RCONTROL             = 0xA3,
 568                 VK_LMENU                = 0xA4,
 569                 VK_RMENU                = 0xA5,
 570                 VK_OEM_1                = 0xBA,
 571                 VK_OEM_PLUS             = 0xBB,
 572                 VK_OEM_COMMA            = 0xBC,
 573                 VK_OEM_MINUS            = 0xBD,
 574                 VK_OEM_PERIOD           = 0xBE,
 575                 VK_OEM_2                = 0xBF,
 576                 VK_OEM_3                = 0xC0,
 577                 VK_OEM_4                = 0xDB,
 578                 VK_OEM_5                = 0xDC,
 579                 VK_OEM_6                = 0xDD,
 580                 VK_OEM_7                = 0xDE,
 581                 VK_OEM_8                = 0xDF,
 582                 VK_OEM_AX               = 0xE1,
 583                 VK_OEM_102              = 0xE2,
 584                 VK_ICO_HELP             = 0xE3,
 585                 VK_ICO_00               = 0xE4,
 586                 VK_PROCESSKEY           = 0xE5,
 587                 VK_ATTN                 = 0xF6,
 588                 VK_CRSEL                = 0xF7,
 589                 VK_EXSEL                = 0xF8,
 590                 VK_EREOF                = 0xF9,
 591                 VK_PLAY                 = 0xFA,
 592                 VK_ZOOM                 = 0xFB,
 593                 VK_NONAME               = 0xFC,
 594                 VK_PA1                  = 0xFD,
 595                 VK_OEM_CLEAR            = 0xFE,
 596         }
 597
 598         internal enum TtyKeys {
 599                 XK_BackSpace            = 0xff08,  /* Back space, back char */
 600                 XK_Tab                  = 0xff09,
 601                 XK_Linefeed             = 0xff0a,  /* Linefeed, LF */
 602                 XK_Clear                = 0xff0b,
 603                 XK_Return               = 0xff0d,  /* Return, enter */
 604                 XK_Pause                = 0xff13,  /* Pause, hold */
 605                 XK_Scroll_Lock          = 0xff14,
 606                 XK_Sys_Req              = 0xff15,
 607                 XK_Escape               = 0xff1b,
 608                 XK_Delete               = 0xffff  /* Delete, rubout */
 609         }
 610
 611         internal enum MiscKeys {
 612                 XK_ISO_Lock             = 0xfe01,
 613                 XK_ISO_Last_Group_Lock  = 0xfe0f,
 614                 XK_Select               = 0xff60,
 615                 XK_Print                = 0xff61,
 616                 XK_Execute              = 0xff62,
 617                 XK_Insert               = 0xff63,
 618                 XK_Undo                 = 0xff65,
 619                 XK_Redo                 = 0xff66,
 620                 XK_Menu                 = 0xff67,
 621                 XK_Find                 = 0xff68,
 622                 XK_Cancel               = 0xff69,
 623                 XK_Help                 = 0xff6a,
 624                 XK_Break                = 0xff6b,
 625                 XK_Mode_switch          = 0xff7e,
 626                 XK_script_switch        = 0xff7e,
 627                 XK_Num_Lock             = 0xff7f
 628         }
 629
 630         internal enum KeypadKeys {
 631                 XK_KP_Space             = 0xff80,
 632                 XK_KP_Tab               = 0xff89,
 633                 XK_KP_Enter             = 0xff8d,  /* Enter */
 634                 XK_KP_F1                = 0xff91,  /* PF1, KP_A, ... */
 635                 XK_KP_F2                = 0xff92,
 636                 XK_KP_F3                = 0xff93,
 637                 XK_KP_F4                = 0xff94,
 638                 XK_KP_Home              = 0xff95,
 639                 XK_KP_Left              = 0xff96,
 640                 XK_KP_Up                = 0xff97,
 641                 XK_KP_Right             = 0xff98,
 642                 XK_KP_Down              = 0xff99,
 643                 XK_KP_Prior             = 0xff9a,
 644                 XK_KP_Page_Up           = 0xff9a,
 645                 XK_KP_Next              = 0xff9b,
 646                 XK_KP_Page_Down         = 0xff9b,
 647                 XK_KP_End               = 0xff9c,
 648                 XK_KP_Begin             = 0xff9d,
 649                 XK_KP_Insert            = 0xff9e,
 650                 XK_KP_Delete            = 0xff9f,
 651                 XK_KP_Equal             = 0xffbd,  /* Equals */
 652                 XK_KP_Multiply          = 0xffaa,
 653                 XK_KP_Add               = 0xffab,
 654                 XK_KP_Separator         = 0xffac,  /* Separator, often comma */
 655                 XK_KP_Subtract          = 0xffad,
 656                 XK_KP_Decimal           = 0xffae,
 657                 XK_KP_Divide            = 0xffaf,
 658
 659                 XK_KP_0                 = 0xffb0,
 660                 XK_KP_1                 = 0xffb1,
 661                 XK_KP_2                 = 0xffb2,
 662                 XK_KP_3                 = 0xffb3,
 663                 XK_KP_4                 = 0xffb4,
 664                 XK_KP_5                 = 0xffb5,
 665                 XK_KP_6                 = 0xffb6,
 666                 XK_KP_7                 = 0xffb7,
 667                 XK_KP_8                 = 0xffb8,
 668                 XK_KP_9                 = 0xffb9
 669         }
 670
 671         internal enum DeadKeys {
 672                 XK_dead_grave           = 0xfe50,
 673                 XK_dead_acute           = 0xfe51,
 674                 XK_dead_circumflex      = 0xfe52,
 675                 XK_dead_tilde           = 0xfe53,
 676                 XK_dead_macron          = 0xfe54,
 677                 XK_dead_breve           = 0xfe55,
 678                 XK_dead_abovedot        = 0xfe56,
 679                 XK_dead_diaeresis       = 0xfe57,
 680                 XK_dead_abovering       = 0xfe58,
 681                 XK_dead_doubleacute     = 0xfe59,
 682                 XK_dead_caron           = 0xfe5a,
 683                 XK_dead_cedilla         = 0xfe5b,
 684                 XK_dead_ogonek          = 0xfe5c,
 685                 XK_dead_iota            = 0xfe5d,
 686                 XK_dead_voiced_sound    = 0xfe5e,
 687                 XK_dead_semivoiced_sound  = 0xfe5f,
 688                 XK_dead_belowdot        = 0xfe60,
 689                 XK_dead_hook            = 0xfe61,
 690                 XK_dead_horn            = 0xfe62
 691
 692         }
 693
 694         [StructLayout(LayoutKind.Sequential)]
 695         internal struct HELPINFO {
 696                 internal uint           cbSize;
 697                 internal int            iContextType;
 698                 internal int            iCtrlId;
 699                 internal IntPtr         hItemHandle;
 700                 internal uint           dwContextId;
 701                 internal POINT          MousePos;
 702         }
 703
 704         internal enum PeekMessageFlags {
 705                 PM_NOREMOVE                     = 0x00000000,
 706                 PM_REMOVE                       = 0x00000001,
 707                 PM_NOYIELD                      = 0x00000002
 708         }
 709
 710         internal enum StdCursor {
 711                 Default                         = 0,
 712                 AppStarting                     = 1,
 713                 Arrow                           = 2,
 714                 Cross                           = 3,
 715                 Hand                            = 4,
 716                 Help                            = 5,
 717                 HSplit                          = 6,
 718                 IBeam                           = 7,
 719                 No                              = 8,
 720                 NoMove2D                        = 9,
 721                 NoMoveHoriz                     = 10,
 722                 NoMoveVert                      = 11,
 723                 PanEast                         = 12,
 724                 PanNE                           = 13,
 725                 PanNorth                        = 14,
 726                 PanNW                           = 15,
 727                 PanSE                           = 16,
 728                 PanSouth                        = 17,
 729                 PanSW                           = 18,
 730                 PanWest                         = 19,
 731                 SizeAll                         = 20,
 732                 SizeNESW                        = 21,
 733                 SizeNS                          = 22,
 734                 SizeNWSE                        = 23,
 735                 SizeWE                          = 24,
 736                 UpArrow                         = 25,
 737                 VSplit                          = 26,
 738                 WaitCursor                      = 27
 739         }
 740
 741         internal enum HitTest {
 742                 HTERROR                         = -2,
 743                 HTTRANSPARENT                   = -1,
 744                 HTNOWHERE                       = 0,
 745                 HTCLIENT                        = 1,
 746                 HTCAPTION                       = 2,
 747                 HTSYSMENU                       = 3,
 748                 HTGROWBOX                       = 4,
 749                 HTSIZE                          = HTGROWBOX,
 750                 HTMENU                          = 5,
 751                 HTHSCROLL                       = 6,
 752                 HTVSCROLL                       = 7,
 753                 HTMINBUTTON                     = 8,
 754                 HTMAXBUTTON                     = 9,
 755                 HTLEFT                          = 10,
 756                 HTRIGHT                         = 11,
 757                 HTTOP                           = 12,
 758                 HTTOPLEFT                       = 13,
 759                 HTTOPRIGHT                      = 14,
 760                 HTBOTTOM                        = 15,
 761                 HTBOTTOMLEFT                    = 16,
 762                 HTBOTTOMRIGHT                   = 17,
 763                 HTBORDER                        = 18,
 764                 HTREDUCE                        = HTMINBUTTON,
 765                 HTZOOM                          = HTMAXBUTTON,
 766                 HTSIZEFIRST                     = HTLEFT,
 767                 HTSIZELAST                      = HTBOTTOMRIGHT,
 768                 HTOBJECT                        = 19,
 769                 HTCLOSE                         = 20,
 770                 HTHELP                          = 21
 771         }
 772
 773         internal enum TitleStyle {
 774                 None                            = 0,
 775                 Normal                          = 1,
 776                 Tool                            = 2
 777         }
 778
 779         [StructLayout(LayoutKind.Sequential)]
 780         internal struct BITMAPINFOHEADER {
 781                 internal uint     biSize;
 782                 internal int      biWidth;
 783                 internal int      biHeight;
 784                 internal ushort   biPlanes;
 785                 internal ushort   biBitCount;
 786                 internal uint     biCompression;
 787                 internal uint     biSizeImage;
 788                 internal int      biXPelsPerMeter;
 789                 internal int      biYPelsPerMeter;
 790                 internal uint     biClrUsed;
 791                 internal uint     biClrImportant;
 792         }
 793
 794         internal enum ClipboardFormats : ushort {
 795                 CF_TEXT                         = 1,
 796                 CF_BITMAP                       = 2,
 797                 CF_METAFILEPICT                 = 3,
 798                 CF_SYLK                         = 4,
 799                 CF_DIF                          = 5,
 800                 CF_TIFF                         = 6,
 801                 CF_OEMTEXT                      = 7,
 802                 CF_DIB                          = 8,
 803                 CF_PALETTE                      = 9,
 804                 CF_PENDATA                      = 10,
 805                 CF_RIFF                         = 11,
 806                 CF_WAVE                         = 12,
 807                 CF_UNICODETEXT                  = 13,
 808                 CF_ENHMETAFILE                  = 14,
 809                 CF_HDROP                        = 15,
 810                 CF_LOCALE                       = 16,
 811                 CF_DIBV5                        = 17
 812         }
 813
 814         [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)]
 815         internal struct MINMAXINFO {
 816                 internal POINT                  ptReserved;
 817                 internal POINT                  ptMaxSize;
 818                 internal POINT                  ptMaxPosition;
 819                 internal POINT                  ptMinTrackSize;
 820                 internal POINT                  ptMaxTrackSize;
 821         }
 822
 823         internal enum ScrollBarCommands {
 824                 SB_LINEUP               = 0,
 825                 SB_LINELEFT             = 0,
 826                 SB_LINEDOWN             = 1,
 827                 SB_LINERIGHT            = 1,
 828                 SB_PAGEUP               = 2,
 829                 SB_PAGELEFT             = 2,
 830                 SB_PAGEDOWN             = 3,
 831                 SB_PAGERIGHT            = 3,
 832                 SB_THUMBPOSITION        = 4,
 833                 SB_THUMBTRACK           = 5,
 834                 SB_TOP                  = 6,
 835                 SB_LEFT                 = 6,
 836                 SB_BOTTOM               = 7,
 837                 SB_RIGHT                = 7,
 838                 SB_ENDSCROLL            = 8
 839         }
 840
 841         internal enum ClipCombineMode {
 842                 RGN_AND = 1,
 843                 RGN_OR,
 844                 RGN_XOR,
 845                 RGN_DIFF,
 846                 RGN_COPY,
 847
 848                 RGN_MIN = RGN_AND,
 849                 RGN_MAX = RGN_COPY
 850         }
 851 }
 852