All the controls missing in WPF. Over 1 million downloads.
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/*************************************************************************************
Toolkit for WPF
Copyright (C) 2007-2020 Xceed Software Inc.
This program is provided to you under the terms of the XCEED SOFTWARE, INC.
COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at
https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md
For more features, controls, and fast professional support,
pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
***********************************************************************************/
/**************************************************************************\
Copyright Microsoft Corporation. All Rights Reserved.
\**************************************************************************/
namespace Standard
{
using System;
using System.ComponentModel;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Runtime.ConstrainedExecution;
using System.Runtime.InteropServices;
using System.Runtime.InteropServices.ComTypes;
using System.Security.Permissions;
using System.Text;
using Microsoft.Win32.SafeHandles;
// Some COM interfaces and Win32 structures are already declared in the framework.
// Interesting ones to remember in System.Runtime.InteropServices.ComTypes are:
using FILETIME = System.Runtime.InteropServices.ComTypes.FILETIME;
using IPersistFile = System.Runtime.InteropServices.ComTypes.IPersistFile;
using IStream = System.Runtime.InteropServices.ComTypes.IStream;
#region Native Values
internal static class Win32Value
{
public const uint MAX_PATH = 260;
public const uint INFOTIPSIZE = 1024;
public const uint TRUE = 1;
public const uint FALSE = 0;
public const uint sizeof_WCHAR = 2;
public const uint sizeof_CHAR = 1;
public const uint sizeof_BOOL = 4;
}
/// <summary>
/// HIGHCONTRAST flags
/// </summary>
[Flags]
internal enum HCF
{
HIGHCONTRASTON = 0x00000001,
AVAILABLE = 0x00000002,
HOTKEYACTIVE = 0x00000004,
CONFIRMHOTKEY = 0x00000008,
HOTKEYSOUND = 0x00000010,
INDICATOR = 0x00000020,
HOTKEYAVAILABLE = 0x00000040,
}
/// <summary>
/// BITMAPINFOHEADER Compression type. BI_*.
/// </summary>
internal enum BI
{
RGB = 0,
}
/// <summary>
/// CombingRgn flags. RGN_*
/// </summary>
internal enum RGN
{
/// <summary>
/// Creates the intersection of the two combined regions.
/// </summary>
AND = 1,
/// <summary>
/// Creates the union of two combined regions.
/// </summary>
OR = 2,
/// <summary>
/// Creates the union of two combined regions except for any overlapping areas.
/// </summary>
XOR = 3,
/// <summary>
/// Combines the parts of hrgnSrc1 that are not part of hrgnSrc2.
/// </summary>
DIFF = 4,
/// <summary>
/// Creates a copy of the region identified by hrgnSrc1.
/// </summary>
COPY = 5,
}
internal enum CombineRgnResult
{
ERROR = 0,
NULLREGION = 1,
SIMPLEREGION = 2,
COMPLEXREGION = 3,
}
/// <summary>
/// For IWebBrowser2. OLECMDEXECOPT_*
/// </summary>
internal enum OLECMDEXECOPT
{
DODEFAULT = 0,
PROMPTUSER = 1,
DONTPROMPTUSER = 2,
SHOWHELP = 3
}
/// <summary>
/// For IWebBrowser2. OLECMDF_*
/// </summary>
internal enum OLECMDF
{
SUPPORTED = 1,
ENABLED = 2,
LATCHED = 4,
NINCHED = 8,
INVISIBLE = 16,
DEFHIDEONCTXTMENU = 32
}
/// <summary>
/// For IWebBrowser2. OLECMDID_*
/// </summary>
internal enum OLECMDID
{
OPEN = 1,
NEW = 2,
SAVE = 3,
SAVEAS = 4,
SAVECOPYAS = 5,
PRINT = 6,
PRINTPREVIEW = 7,
PAGESETUP = 8,
SPELL = 9,
PROPERTIES = 10,
CUT = 11,
COPY = 12,
PASTE = 13,
PASTESPECIAL = 14,
UNDO = 15,
REDO = 16,
SELECTALL = 17,
CLEARSELECTION = 18,
ZOOM = 19,
GETZOOMRANGE = 20,
UPDATECOMMANDS = 21,
REFRESH = 22,
STOP = 23,
HIDETOOLBARS = 24,
SETPROGRESSMAX = 25,
SETPROGRESSPOS = 26,
SETPROGRESSTEXT = 27,
SETTITLE = 28,
SETDOWNLOADSTATE = 29,
STOPDOWNLOAD = 30,
ONTOOLBARACTIVATED = 31,
FIND = 32,
DELETE = 33,
HTTPEQUIV = 34,
HTTPEQUIV_DONE = 35,
ENABLE_INTERACTION = 36,
ONUNLOAD = 37,
PROPERTYBAG2 = 38,
PREREFRESH = 39,
SHOWSCRIPTERROR = 40,
SHOWMESSAGE = 41,
SHOWFIND = 42,
SHOWPAGESETUP = 43,
SHOWPRINT = 44,
CLOSE = 45,
ALLOWUILESSSAVEAS = 46,
DONTDOWNLOADCSS = 47,
UPDATEPAGESTATUS = 48,
PRINT2 = 49,
PRINTPREVIEW2 = 50,
SETPRINTTEMPLATE = 51,
GETPRINTTEMPLATE = 52,
PAGEACTIONBLOCKED = 55,
PAGEACTIONUIQUERY = 56,
FOCUSVIEWCONTROLS = 57,
FOCUSVIEWCONTROLSQUERY = 58,
SHOWPAGEACTIONMENU = 59
}
/// <summary>
/// For IWebBrowser2. READYSTATE_*
/// </summary>
enum READYSTATE
{
UNINITIALIZED = 0,
LOADING = 1,
LOADED = 2,
INTERACTIVE = 3,
COMPLETE = 4
}
/// <summary>
/// DATAOBJ_GET_ITEM_FLAGS. DOGIF_*.
/// </summary>
internal enum DOGIF
{
DEFAULT = 0x0000,
TRAVERSE_LINK = 0x0001, // if the item is a link get the target
NO_HDROP = 0x0002, // don't fallback and use CF_HDROP clipboard format
NO_URL = 0x0004, // don't fallback and use URL clipboard format
ONLY_IF_ONE = 0x0008, // only return the item if there is one item in the array
}
internal enum DWM_SIT
{
None,
DISPLAYFRAME = 1,
}
[Flags]
internal enum ErrorModes
{
/// <summary>Use the system default, which is to display all error dialog boxes.</summary>
Default = 0x0,
/// <summary>
/// The system does not display the critical-error-handler message box.
/// Instead, the system sends the error to the calling process.
/// </summary>
FailCriticalErrors = 0x1,
/// <summary>
/// 64-bit Windows: The system automatically fixes memory alignment faults and makes them
/// invisible to the application. It does this for the calling process and any descendant processes.
/// After this value is set for a process, subsequent attempts to clear the value are ignored.
/// </summary>
NoGpFaultErrorBox = 0x2,
/// <summary>
/// The system does not display the general-protection-fault message box.
/// This flag should only be set by debugging applications that handle general
/// protection (GP) faults themselves with an exception handler.
/// </summary>
NoAlignmentFaultExcept = 0x4,
/// <summary>
/// The system does not display a message box when it fails to find a file.
/// Instead, the error is returned to the calling process.
/// </summary>
NoOpenFileErrorBox = 0x8000
}
/// <summary>
/// Non-client hit test values, HT*
/// </summary>
internal enum HT
{
ERROR = -2,
TRANSPARENT = -1,
NOWHERE = 0,
CLIENT = 1,
CAPTION = 2,
SYSMENU = 3,
GROWBOX = 4,
SIZE = GROWBOX,
MENU = 5,
HSCROLL = 6,
VSCROLL = 7,
MINBUTTON = 8,
MAXBUTTON = 9,
LEFT = 10,
RIGHT = 11,
TOP = 12,
TOPLEFT = 13,
TOPRIGHT = 14,
BOTTOM = 15,
BOTTOMLEFT = 16,
BOTTOMRIGHT = 17,
BORDER = 18,
REDUCE = MINBUTTON,
ZOOM = MAXBUTTON,
SIZEFIRST = LEFT,
SIZELAST = BOTTOMRIGHT,
OBJECT = 19,
CLOSE = 20,
HELP = 21
}
/// <summary>
/// GetClassLongPtr values, GCLP_*
/// </summary>
internal enum GCLP
{
HBRBACKGROUND = -10,
}
/// <summary>
/// GetWindowLongPtr values, GWL_*
/// </summary>
internal enum GWL
{
WNDPROC = ( -4 ),
HINSTANCE = ( -6 ),
HWNDPARENT = ( -8 ),
STYLE = ( -16 ),
EXSTYLE = ( -20 ),
USERDATA = ( -21 ),
ID = ( -12 )
}
/// <summary>
/// SystemMetrics. SM_*
/// </summary>
internal enum SM
{
CXSCREEN = 0,
CYSCREEN = 1,
CXVSCROLL = 2,
CYHSCROLL = 3,
CYCAPTION = 4,
CXBORDER = 5,
CYBORDER = 6,
CXFIXEDFRAME = 7,
CYFIXEDFRAME = 8,
CYVTHUMB = 9,
CXHTHUMB = 10,
CXICON = 11,
CYICON = 12,
CXCURSOR = 13,
CYCURSOR = 14,
CYMENU = 15,
CXFULLSCREEN = 16,
CYFULLSCREEN = 17,
CYKANJIWINDOW = 18,
MOUSEPRESENT = 19,
CYVSCROLL = 20,
CXHSCROLL = 21,
DEBUG = 22,
SWAPBUTTON = 23,
CXMIN = 28,
CYMIN = 29,
CXSIZE = 30,
CYSIZE = 31,
CXFRAME = 32,
CXSIZEFRAME = CXFRAME,
CYFRAME = 33,
CYSIZEFRAME = CYFRAME,
CXMINTRACK = 34,
CYMINTRACK = 35,
CXDOUBLECLK = 36,
CYDOUBLECLK = 37,
CXICONSPACING = 38,
CYICONSPACING = 39,
MENUDROPALIGNMENT = 40,
PENWINDOWS = 41,
DBCSENABLED = 42,
CMOUSEBUTTONS = 43,
SECURE = 44,
CXEDGE = 45,
CYEDGE = 46,
CXMINSPACING = 47,
CYMINSPACING = 48,
CXSMICON = 49,
CYSMICON = 50,
CYSMCAPTION = 51,
CXSMSIZE = 52,
CYSMSIZE = 53,
CXMENUSIZE = 54,
CYMENUSIZE = 55,
ARRANGE = 56,
CXMINIMIZED = 57,
CYMINIMIZED = 58,
CXMAXTRACK = 59,
CYMAXTRACK = 60,
CXMAXIMIZED = 61,
CYMAXIMIZED = 62,
NETWORK = 63,
CLEANBOOT = 67,
CXDRAG = 68,
CYDRAG = 69,
SHOWSOUNDS = 70,
CXMENUCHECK = 71,
CYMENUCHECK = 72,
SLOWMACHINE = 73,
MIDEASTENABLED = 74,
MOUSEWHEELPRESENT = 75,
XVIRTUALSCREEN = 76,
YVIRTUALSCREEN = 77,
CXVIRTUALSCREEN = 78,
CYVIRTUALSCREEN = 79,
CMONITORS = 80,
SAMEDISPLAYFORMAT = 81,
IMMENABLED = 82,
CXFOCUSBORDER = 83,
CYFOCUSBORDER = 84,
TABLETPC = 86,
MEDIACENTER = 87,
REMOTESESSION = 0x1000,
REMOTECONTROL = 0x2001,
}
/// <summary>
/// SystemParameterInfo values, SPI_*
/// </summary>
internal enum SPI
{
GETBEEP = 0x0001,
SETBEEP = 0x0002,
GETMOUSE = 0x0003,
SETMOUSE = 0x0004,
GETBORDER = 0x0005,
SETBORDER = 0x0006,
GETKEYBOARDSPEED = 0x000A,
SETKEYBOARDSPEED = 0x000B,
LANGDRIVER = 0x000C,
ICONHORIZONTALSPACING = 0x000D,
GETSCREENSAVETIMEOUT = 0x000E,
SETSCREENSAVETIMEOUT = 0x000F,
GETSCREENSAVEACTIVE = 0x0010,
SETSCREENSAVEACTIVE = 0x0011,
GETGRIDGRANULARITY = 0x0012,
SETGRIDGRANULARITY = 0x0013,
SETDESKWALLPAPER = 0x0014,
SETDESKPATTERN = 0x0015,
GETKEYBOARDDELAY = 0x0016,
SETKEYBOARDDELAY = 0x0017,
ICONVERTICALSPACING = 0x0018,
GETICONTITLEWRAP = 0x0019,
SETICONTITLEWRAP = 0x001A,
GETMENUDROPALIGNMENT = 0x001B,
SETMENUDROPALIGNMENT = 0x001C,
SETDOUBLECLKWIDTH = 0x001D,
SETDOUBLECLKHEIGHT = 0x001E,
GETICONTITLELOGFONT = 0x001F,
SETDOUBLECLICKTIME = 0x0020,
SETMOUSEBUTTONSWAP = 0x0021,
SETICONTITLELOGFONT = 0x0022,
GETFASTTASKSWITCH = 0x0023,
SETFASTTASKSWITCH = 0x0024,
SETDRAGFULLWINDOWS = 0x0025,
GETDRAGFULLWINDOWS = 0x0026,
GETNONCLIENTMETRICS = 0x0029,
SETNONCLIENTMETRICS = 0x002A,
GETMINIMIZEDMETRICS = 0x002B,
SETMINIMIZEDMETRICS = 0x002C,
GETICONMETRICS = 0x002D,
SETICONMETRICS = 0x002E,
SETWORKAREA = 0x002F,
GETWORKAREA = 0x0030,
SETPENWINDOWS = 0x0031,
GETHIGHCONTRAST = 0x0042,
SETHIGHCONTRAST = 0x0043,
GETKEYBOARDPREF = 0x0044,
SETKEYBOARDPREF = 0x0045,
GETSCREENREADER = 0x0046,
SETSCREENREADER = 0x0047,
GETANIMATION = 0x0048,
SETANIMATION = 0x0049,
GETFONTSMOOTHING = 0x004A,
SETFONTSMOOTHING = 0x004B,
SETDRAGWIDTH = 0x004C,
SETDRAGHEIGHT = 0x004D,
SETHANDHELD = 0x004E,
GETLOWPOWERTIMEOUT = 0x004F,
GETPOWEROFFTIMEOUT = 0x0050,
SETLOWPOWERTIMEOUT = 0x0051,
SETPOWEROFFTIMEOUT = 0x0052,
GETLOWPOWERACTIVE = 0x0053,
GETPOWEROFFACTIVE = 0x0054,
SETLOWPOWERACTIVE = 0x0055,
SETPOWEROFFACTIVE = 0x0056,
SETCURSORS = 0x0057,
SETICONS = 0x0058,
GETDEFAULTINPUTLANG = 0x0059,
SETDEFAULTINPUTLANG = 0x005A,
SETLANGTOGGLE = 0x005B,
GETWINDOWSEXTENSION = 0x005C,
SETMOUSETRAILS = 0x005D,
GETMOUSETRAILS = 0x005E,
SETSCREENSAVERRUNNING = 0x0061,
SCREENSAVERRUNNING = SETSCREENSAVERRUNNING,
GETFILTERKEYS = 0x0032,
SETFILTERKEYS = 0x0033,
GETTOGGLEKEYS = 0x0034,
SETTOGGLEKEYS = 0x0035,
GETMOUSEKEYS = 0x0036,
SETMOUSEKEYS = 0x0037,
GETSHOWSOUNDS = 0x0038,
SETSHOWSOUNDS = 0x0039,
GETSTICKYKEYS = 0x003A,
SETSTICKYKEYS = 0x003B,
GETACCESSTIMEOUT = 0x003C,
SETACCESSTIMEOUT = 0x003D,
GETSERIALKEYS = 0x003E,
SETSERIALKEYS = 0x003F,
GETSOUNDSENTRY = 0x0040,
SETSOUNDSENTRY = 0x0041,
GETSNAPTODEFBUTTON = 0x005F,
SETSNAPTODEFBUTTON = 0x0060,
GETMOUSEHOVERWIDTH = 0x0062,
SETMOUSEHOVERWIDTH = 0x0063,
GETMOUSEHOVERHEIGHT = 0x0064,
SETMOUSEHOVERHEIGHT = 0x0065,
GETMOUSEHOVERTIME = 0x0066,
SETMOUSEHOVERTIME = 0x0067,
GETWHEELSCROLLLINES = 0x0068,
SETWHEELSCROLLLINES = 0x0069,
GETMENUSHOWDELAY = 0x006A,
SETMENUSHOWDELAY = 0x006B,
GETWHEELSCROLLCHARS = 0x006C,
SETWHEELSCROLLCHARS = 0x006D,
GETSHOWIMEUI = 0x006E,
SETSHOWIMEUI = 0x006F,
GETMOUSESPEED = 0x0070,
SETMOUSESPEED = 0x0071,
GETSCREENSAVERRUNNING = 0x0072,
GETDESKWALLPAPER = 0x0073,
GETAUDIODESCRIPTION = 0x0074,
SETAUDIODESCRIPTION = 0x0075,
GETSCREENSAVESECURE = 0x0076,
SETSCREENSAVESECURE = 0x0077,
GETHUNGAPPTIMEOUT = 0x0078,
SETHUNGAPPTIMEOUT = 0x0079,
GETWAITTOKILLTIMEOUT = 0x007A,
SETWAITTOKILLTIMEOUT = 0x007B,
GETWAITTOKILLSERVICETIMEOUT = 0x007C,
SETWAITTOKILLSERVICETIMEOUT = 0x007D,
GETMOUSEDOCKTHRESHOLD = 0x007E,
SETMOUSEDOCKTHRESHOLD = 0x007F,
GETPENDOCKTHRESHOLD = 0x0080,
SETPENDOCKTHRESHOLD = 0x0081,
GETWINARRANGING = 0x0082,
SETWINARRANGING = 0x0083,
GETMOUSEDRAGOUTTHRESHOLD = 0x0084,
SETMOUSEDRAGOUTTHRESHOLD = 0x0085,
GETPENDRAGOUTTHRESHOLD = 0x0086,
SETPENDRAGOUTTHRESHOLD = 0x0087,
GETMOUSESIDEMOVETHRESHOLD = 0x0088,
SETMOUSESIDEMOVETHRESHOLD = 0x0089,
GETPENSIDEMOVETHRESHOLD = 0x008A,
SETPENSIDEMOVETHRESHOLD = 0x008B,
GETDRAGFROMMAXIMIZE = 0x008C,
SETDRAGFROMMAXIMIZE = 0x008D,
GETSNAPSIZING = 0x008E,
SETSNAPSIZING = 0x008F,
GETDOCKMOVING = 0x0090,
SETDOCKMOVING = 0x0091,
GETACTIVEWINDOWTRACKING = 0x1000,
SETACTIVEWINDOWTRACKING = 0x1001,
GETMENUANIMATION = 0x1002,
SETMENUANIMATION = 0x1003,
GETCOMBOBOXANIMATION = 0x1004,
SETCOMBOBOXANIMATION = 0x1005,
GETLISTBOXSMOOTHSCROLLING = 0x1006,
SETLISTBOXSMOOTHSCROLLING = 0x1007,
GETGRADIENTCAPTIONS = 0x1008,
SETGRADIENTCAPTIONS = 0x1009,
GETKEYBOARDCUES = 0x100A,
SETKEYBOARDCUES = 0x100B,
GETMENUUNDERLINES = GETKEYBOARDCUES,
SETMENUUNDERLINES = SETKEYBOARDCUES,
GETACTIVEWNDTRKZORDER = 0x100C,
SETACTIVEWNDTRKZORDER = 0x100D,
GETHOTTRACKING = 0x100E,
SETHOTTRACKING = 0x100F,
GETMENUFADE = 0x1012,
SETMENUFADE = 0x1013,
GETSELECTIONFADE = 0x1014,
SETSELECTIONFADE = 0x1015,
GETTOOLTIPANIMATION = 0x1016,
SETTOOLTIPANIMATION = 0x1017,
GETTOOLTIPFADE = 0x1018,
SETTOOLTIPFADE = 0x1019,
GETCURSORSHADOW = 0x101A,
SETCURSORSHADOW = 0x101B,
GETMOUSESONAR = 0x101C,
SETMOUSESONAR = 0x101D,
GETMOUSECLICKLOCK = 0x101E,
SETMOUSECLICKLOCK = 0x101F,
GETMOUSEVANISH = 0x1020,
SETMOUSEVANISH = 0x1021,
GETFLATMENU = 0x1022,
SETFLATMENU = 0x1023,
GETDROPSHADOW = 0x1024,
SETDROPSHADOW = 0x1025,
GETBLOCKSENDINPUTRESETS = 0x1026,
SETBLOCKSENDINPUTRESETS = 0x1027,
GETUIEFFECTS = 0x103E,
SETUIEFFECTS = 0x103F,
GETDISABLEOVERLAPPEDCONTENT = 0x1040,
SETDISABLEOVERLAPPEDCONTENT = 0x1041,
GETCLIENTAREAANIMATION = 0x1042,
SETCLIENTAREAANIMATION = 0x1043,
GETCLEARTYPE = 0x1048,
SETCLEARTYPE = 0x1049,
GETSPEECHRECOGNITION = 0x104A,
SETSPEECHRECOGNITION = 0x104B,
GETFOREGROUNDLOCKTIMEOUT = 0x2000,
SETFOREGROUNDLOCKTIMEOUT = 0x2001,
GETACTIVEWNDTRKTIMEOUT = 0x2002,
SETACTIVEWNDTRKTIMEOUT = 0x2003,
GETFOREGROUNDFLASHCOUNT = 0x2004,
SETFOREGROUNDFLASHCOUNT = 0x2005,
GETCARETWIDTH = 0x2006,
SETCARETWIDTH = 0x2007,
GETMOUSECLICKLOCKTIME = 0x2008,
SETMOUSECLICKLOCKTIME = 0x2009,
GETFONTSMOOTHINGTYPE = 0x200A,
SETFONTSMOOTHINGTYPE = 0x200B,
GETFONTSMOOTHINGCONTRAST = 0x200C,
SETFONTSMOOTHINGCONTRAST = 0x200D,
GETFOCUSBORDERWIDTH = 0x200E,
SETFOCUSBORDERWIDTH = 0x200F,
GETFOCUSBORDERHEIGHT = 0x2010,
SETFOCUSBORDERHEIGHT = 0x2011,
GETFONTSMOOTHINGORIENTATION = 0x2012,
SETFONTSMOOTHINGORIENTATION = 0x2013,
GETMINIMUMHITRADIUS = 0x2014,
SETMINIMUMHITRADIUS = 0x2015,
GETMESSAGEDURATION = 0x2016,
SETMESSAGEDURATION = 0x2017,
}
/// <summary>
/// SystemParameterInfo flag values, SPIF_*
/// </summary>
[Flags]
internal enum SPIF
{
None = 0,
UPDATEINIFILE = 0x01,
SENDCHANGE = 0x02,
SENDWININICHANGE = SENDCHANGE,
}
[Flags]
internal enum STATE_SYSTEM
{
UNAVAILABLE = 0x00000001, // Disabled
SELECTED = 0x00000002,
FOCUSED = 0x00000004,
PRESSED = 0x00000008,
CHECKED = 0x00000010,
MIXED = 0x00000020, // 3-state checkbox or toolbar button
INDETERMINATE = MIXED,
READONLY = 0x00000040,
HOTTRACKED = 0x00000080,
DEFAULT = 0x00000100,
EXPANDED = 0x00000200,
COLLAPSED = 0x00000400,
BUSY = 0x00000800,
FLOATING = 0x00001000, // Children "owned" not "contained" by parent
MARQUEED = 0x00002000,
ANIMATED = 0x00004000,
INVISIBLE = 0x00008000,
OFFSCREEN = 0x00010000,
SIZEABLE = 0x00020000,
MOVEABLE = 0x00040000,
SELFVOICING = 0x00080000,
FOCUSABLE = 0x00100000,
SELECTABLE = 0x00200000,
LINKED = 0x00400000,
TRAVERSED = 0x00800000,
MULTISELECTABLE = 0x01000000, // Supports multiple selection
EXTSELECTABLE = 0x02000000, // Supports extended selection
ALERT_LOW = 0x04000000, // This information is of low priority
ALERT_MEDIUM = 0x08000000, // This information is of medium priority
ALERT_HIGH = 0x10000000, // This information is of high priority
PROTECTED = 0x20000000, // access to this is restricted
VALID = 0x3FFFFFFF,
}
internal enum StockObject : int
{
WHITE_BRUSH = 0,
LTGRAY_BRUSH = 1,
GRAY_BRUSH = 2,
DKGRAY_BRUSH = 3,
BLACK_BRUSH = 4,
NULL_BRUSH = 5,
HOLLOW_BRUSH = NULL_BRUSH,
WHITE_PEN = 6,
BLACK_PEN = 7,
NULL_PEN = 8,
SYSTEM_FONT = 13,
DEFAULT_PALETTE = 15,
}
/// <summary>
/// CS_*
/// </summary>
[Flags]
internal enum CS : uint
{
VREDRAW = 0x0001,
HREDRAW = 0x0002,
DBLCLKS = 0x0008,
OWNDC = 0x0020,
CLASSDC = 0x0040,
PARENTDC = 0x0080,
NOCLOSE = 0x0200,
SAVEBITS = 0x0800,
BYTEALIGNCLIENT = 0x1000,
BYTEALIGNWINDOW = 0x2000,
GLOBALCLASS = 0x4000,
IME = 0x00010000,
DROPSHADOW = 0x00020000
}
/// <summary>
/// WindowStyle values, WS_*
/// </summary>
[Flags]
internal enum WS : uint
{
OVERLAPPED = 0x00000000,
POPUP = 0x80000000,
CHILD = 0x40000000,
MINIMIZE = 0x20000000,
VISIBLE = 0x10000000,
DISABLED = 0x08000000,
CLIPSIBLINGS = 0x04000000,
CLIPCHILDREN = 0x02000000,
MAXIMIZE = 0x01000000,
BORDER = 0x00800000,
DLGFRAME = 0x00400000,
VSCROLL = 0x00200000,
HSCROLL = 0x00100000,
SYSMENU = 0x00080000,
THICKFRAME = 0x00040000,
GROUP = 0x00020000,
TABSTOP = 0x00010000,
MINIMIZEBOX = 0x00020000,
MAXIMIZEBOX = 0x00010000,
CAPTION = BORDER | DLGFRAME,
TILED = OVERLAPPED,
ICONIC = MINIMIZE,
SIZEBOX = THICKFRAME,
TILEDWINDOW = OVERLAPPEDWINDOW,
OVERLAPPEDWINDOW = OVERLAPPED | CAPTION | SYSMENU | THICKFRAME | MINIMIZEBOX | MAXIMIZEBOX,
POPUPWINDOW = POPUP | BORDER | SYSMENU,
CHILDWINDOW = CHILD,
}
/// <summary>
/// Window message values, WM_*
/// </summary>
internal enum WM
{
NULL = 0x0000,
CREATE = 0x0001,
DESTROY = 0x0002,
MOVE = 0x0003,
SIZE = 0x0005,
ACTIVATE = 0x0006,
SETFOCUS = 0x0007,
KILLFOCUS = 0x0008,
ENABLE = 0x000A,
SETREDRAW = 0x000B,
SETTEXT = 0x000C,
GETTEXT = 0x000D,
GETTEXTLENGTH = 0x000E,
PAINT = 0x000F,
CLOSE = 0x0010,
QUERYENDSESSION = 0x0011,
QUIT = 0x0012,
QUERYOPEN = 0x0013,
ERASEBKGND = 0x0014,
SYSCOLORCHANGE = 0x0015,
SHOWWINDOW = 0x0018,
CTLCOLOR = 0x0019,
WININICHANGE = 0x001A,
SETTINGCHANGE = 0x001A,
ACTIVATEAPP = 0x001C,
SETCURSOR = 0x0020,
MOUSEACTIVATE = 0x0021,
CHILDACTIVATE = 0x0022,
QUEUESYNC = 0x0023,
GETMINMAXINFO = 0x0024,
WINDOWPOSCHANGING = 0x0046,
WINDOWPOSCHANGED = 0x0047,
CONTEXTMENU = 0x007B,
STYLECHANGING = 0x007C,
STYLECHANGED = 0x007D,
DISPLAYCHANGE = 0x007E,
GETICON = 0x007F,
SETICON = 0x0080,
NCCREATE = 0x0081,
NCDESTROY = 0x0082,
NCCALCSIZE = 0x0083,
NCHITTEST = 0x0084,
NCPAINT = 0x0085,
NCACTIVATE = 0x0086,
GETDLGCODE = 0x0087,
SYNCPAINT = 0x0088,
NCMOUSEMOVE = 0x00A0,
NCLBUTTONDOWN = 0x00A1,
NCLBUTTONUP = 0x00A2,
NCLBUTTONDBLCLK = 0x00A3,
NCRBUTTONDOWN = 0x00A4,
NCRBUTTONUP = 0x00A5,
NCRBUTTONDBLCLK = 0x00A6,
NCMBUTTONDOWN = 0x00A7,
NCMBUTTONUP = 0x00A8,
NCMBUTTONDBLCLK = 0x00A9,
SYSKEYDOWN = 0x0104,
SYSKEYUP = 0x0105,
SYSCHAR = 0x0106,
SYSDEADCHAR = 0x0107,
COMMAND = 0x0111,
SYSCOMMAND = 0x0112,
MOUSEMOVE = 0x0200,
LBUTTONDOWN = 0x0201,
LBUTTONUP = 0x0202,
LBUTTONDBLCLK = 0x0203,
RBUTTONDOWN = 0x0204,
RBUTTONUP = 0x0205,
RBUTTONDBLCLK = 0x0206,
MBUTTONDOWN = 0x0207,
MBUTTONUP = 0x0208,
MBUTTONDBLCLK = 0x0209,
MOUSEWHEEL = 0x020A,
XBUTTONDOWN = 0x020B,
XBUTTONUP = 0x020C,
XBUTTONDBLCLK = 0x020D,
MOUSEHWHEEL = 0x020E,
PARENTNOTIFY = 0x0210,
CAPTURECHANGED = 0x0215,
POWERBROADCAST = 0x0218,
DEVICECHANGE = 0x0219,
ENTERSIZEMOVE = 0x0231,
EXITSIZEMOVE = 0x0232,
IME_SETCONTEXT = 0x0281,
IME_NOTIFY = 0x0282,
IME_CONTROL = 0x0283,
IME_COMPOSITIONFULL = 0x0284,
IME_SELECT = 0x0285,
IME_CHAR = 0x0286,
IME_REQUEST = 0x0288,
IME_KEYDOWN = 0x0290,
IME_KEYUP = 0x0291,
NCMOUSELEAVE = 0x02A2,
TABLET_DEFBASE = 0x02C0,
//WM_TABLET_MAXOFFSET = 0x20,
TABLET_ADDED = TABLET_DEFBASE + 8,
TABLET_DELETED = TABLET_DEFBASE + 9,
TABLET_FLICK = TABLET_DEFBASE + 11,
TABLET_QUERYSYSTEMGESTURESTATUS = TABLET_DEFBASE + 12,
CUT = 0x0300,
COPY = 0x0301,
PASTE = 0x0302,
CLEAR = 0x0303,
UNDO = 0x0304,
RENDERFORMAT = 0x0305,
RENDERALLFORMATS = 0x0306,
DESTROYCLIPBOARD = 0x0307,
DRAWCLIPBOARD = 0x0308,
PAINTCLIPBOARD = 0x0309,
VSCROLLCLIPBOARD = 0x030A,
SIZECLIPBOARD = 0x030B,
ASKCBFORMATNAME = 0x030C,
CHANGECBCHAIN = 0x030D,
HSCROLLCLIPBOARD = 0x030E,
QUERYNEWPALETTE = 0x030F,
PALETTEISCHANGING = 0x0310,
PALETTECHANGED = 0x0311,
HOTKEY = 0x0312,
PRINT = 0x0317,
PRINTCLIENT = 0x0318,
APPCOMMAND = 0x0319,
THEMECHANGED = 0x031A,
DWMCOMPOSITIONCHANGED = 0x031E,
DWMNCRENDERINGCHANGED = 0x031F,
DWMCOLORIZATIONCOLORCHANGED = 0x0320,
DWMWINDOWMAXIMIZEDCHANGE = 0x0321,
GETTITLEBARINFOEX = 0x033F,
#region Windows 7
DWMSENDICONICTHUMBNAIL = 0x0323,
DWMSENDICONICLIVEPREVIEWBITMAP = 0x0326,
#endregion
USER = 0x0400,
// This is the hard-coded message value used by WinForms for Shell_NotifyIcon.
// It's relatively safe to reuse.
TRAYMOUSEMESSAGE = 0x800, //WM_USER + 1024
APP = 0x8000,
}
/// <summary>
/// Window style extended values, WS_EX_*
/// </summary>
[Flags]
internal enum WS_EX : uint
{
None = 0,
DLGMODALFRAME = 0x00000001,
NOPARENTNOTIFY = 0x00000004,
TOPMOST = 0x00000008,
ACCEPTFILES = 0x00000010,
TRANSPARENT = 0x00000020,
MDICHILD = 0x00000040,
TOOLWINDOW = 0x00000080,
WINDOWEDGE = 0x00000100,
CLIENTEDGE = 0x00000200,
CONTEXTHELP = 0x00000400,
RIGHT = 0x00001000,
LEFT = 0x00000000,
RTLREADING = 0x00002000,
LTRREADING = 0x00000000,
LEFTSCROLLBAR = 0x00004000,
RIGHTSCROLLBAR = 0x00000000,
CONTROLPARENT = 0x00010000,
STATICEDGE = 0x00020000,
APPWINDOW = 0x00040000,
LAYERED = 0x00080000,
NOINHERITLAYOUT = 0x00100000, // Disable inheritence of mirroring by children
LAYOUTRTL = 0x00400000, // Right to left mirroring
COMPOSITED = 0x02000000,
NOACTIVATE = 0x08000000,
OVERLAPPEDWINDOW = ( WINDOWEDGE | CLIENTEDGE ),
PALETTEWINDOW = ( WINDOWEDGE | TOOLWINDOW | TOPMOST ),
}
/// <summary>
/// GetDeviceCaps nIndex values.
/// </summary>
internal enum DeviceCap
{
/// <summary>Number of bits per pixel
/// </summary>
BITSPIXEL = 12,
/// <summary>
/// Number of planes
/// </summary>
PLANES = 14,
/// <summary>
/// Logical pixels inch in X
/// </summary>
LOGPIXELSX = 88,
/// <summary>
/// Logical pixels inch in Y
/// </summary>
LOGPIXELSY = 90,
}
internal enum FO : int
{
MOVE = 0x0001,
COPY = 0x0002,
DELETE = 0x0003,
RENAME = 0x0004,
}
/// <summary>
/// "FILEOP_FLAGS", FOF_*.
/// </summary>
internal enum FOF : ushort
{
MULTIDESTFILES = 0x0001,
CONFIRMMOUSE = 0x0002,
SILENT = 0x0004,
RENAMEONCOLLISION = 0x0008,
NOCONFIRMATION = 0x0010,
WANTMAPPINGHANDLE = 0x0020,
ALLOWUNDO = 0x0040,
FILESONLY = 0x0080,
SIMPLEPROGRESS = 0x0100,
NOCONFIRMMKDIR = 0x0200,
NOERRORUI = 0x0400,
NOCOPYSECURITYATTRIBS = 0x0800,
NORECURSION = 0x1000,
NO_CONNECTED_ELEMENTS = 0x2000,
WANTNUKEWARNING = 0x4000,
NORECURSEREPARSE = 0x8000,
}
/// <summary>
/// EnableMenuItem uEnable values, MF_*
/// </summary>
[Flags]
internal enum MF : uint
{
/// <summary>
/// Possible return value for EnableMenuItem
/// </summary>
DOES_NOT_EXIST = unchecked(( uint )-1),
ENABLED = 0,
BYCOMMAND = 0,
GRAYED = 1,
DISABLED = 2,
}
/// <summary>Specifies the type of visual style attribute to set on a window.</summary>
internal enum WINDOWTHEMEATTRIBUTETYPE : uint
{
/// <summary>Non-client area window attributes will be set.</summary>
WTA_NONCLIENT = 1,
}
/// <summary>
/// DWMFLIP3DWINDOWPOLICY. DWMFLIP3D_*
/// </summary>
internal enum DWMFLIP3D
{
DEFAULT,
EXCLUDEBELOW,
EXCLUDEABOVE,
//LAST
}
/// <summary>
/// DWMNCRENDERINGPOLICY. DWMNCRP_*
/// </summary>
internal enum DWMNCRP
{
USEWINDOWSTYLE,
DISABLED,
ENABLED,
//LAST
}
/// <summary>
/// DWMWINDOWATTRIBUTE. DWMWA_*
/// </summary>
internal enum DWMWA
{
NCRENDERING_ENABLED = 1,
NCRENDERING_POLICY,
TRANSITIONS_FORCEDISABLED,
ALLOW_NCPAINT,
CAPTION_BUTTON_BOUNDS,
NONCLIENT_RTL_LAYOUT,
FORCE_ICONIC_REPRESENTATION,
FLIP3D_POLICY,
EXTENDED_FRAME_BOUNDS,
// New to Windows 7:
HAS_ICONIC_BITMAP,
DISALLOW_PEEK,
EXCLUDED_FROM_PEEK,
// LAST
}
/// <summary>
/// WindowThemeNonClientAttributes
/// </summary>
[Flags]
internal enum WTNCA : uint
{
/// <summary>Prevents the window caption from being drawn.</summary>
NODRAWCAPTION = 0x00000001,
/// <summary>Prevents the system icon from being drawn.</summary>
NODRAWICON = 0x00000002,
/// <summary>Prevents the system icon menu from appearing.</summary>
NOSYSMENU = 0x00000004,
/// <summary>Prevents mirroring of the question mark, even in right-to-left (RTL) layout.</summary>
NOMIRRORHELP = 0x00000008,
/// <summary> A mask that contains all the valid bits.</summary>
VALIDBITS = NODRAWCAPTION | NODRAWICON | NOMIRRORHELP | NOSYSMENU,
}
/// <summary>
/// SetWindowPos options
/// </summary>
[Flags]
internal enum SWP
{
ASYNCWINDOWPOS = 0x4000,
DEFERERASE = 0x2000,
DRAWFRAME = 0x0020,
FRAMECHANGED = 0x0020,
HIDEWINDOW = 0x0080,
NOACTIVATE = 0x0010,
NOCOPYBITS = 0x0100,
NOMOVE = 0x0002,
NOOWNERZORDER = 0x0200,
NOREDRAW = 0x0008,
NOREPOSITION = 0x0200,
NOSENDCHANGING = 0x0400,
NOSIZE = 0x0001,
NOZORDER = 0x0004,
SHOWWINDOW = 0x0040,
}
/// <summary>
/// ShowWindow options
/// </summary>
internal enum SW
{
HIDE = 0,
SHOWNORMAL = 1,
NORMAL = 1,
SHOWMINIMIZED = 2,
SHOWMAXIMIZED = 3,
MAXIMIZE = 3,
SHOWNOACTIVATE = 4,
SHOW = 5,
MINIMIZE = 6,
SHOWMINNOACTIVE = 7,
SHOWNA = 8,
RESTORE = 9,
SHOWDEFAULT = 10,
FORCEMINIMIZE = 11,
}
internal enum SC
{
SIZE = 0xF000,
MOVE = 0xF010,
MINIMIZE = 0xF020,
MAXIMIZE = 0xF030,
NEXTWINDOW = 0xF040,
PREVWINDOW = 0xF050,
CLOSE = 0xF060,
VSCROLL = 0xF070,
HSCROLL = 0xF080,
MOUSEMENU = 0xF090,
KEYMENU = 0xF100,
ARRANGE = 0xF110,
RESTORE = 0xF120,
TASKLIST = 0xF130,
SCREENSAVE = 0xF140,
HOTKEY = 0xF150,
DEFAULT = 0xF160,
MONITORPOWER = 0xF170,
CONTEXTHELP = 0xF180,
SEPARATOR = 0xF00F,
/// <summary>
/// SCF_ISSECURE
/// </summary>
F_ISSECURE = 0x00000001,
ICON = MINIMIZE,
ZOOM = MAXIMIZE,
}
/// <summary>
/// GDI+ Status codes
/// </summary>
internal enum Status
{
Ok = 0,
GenericError = 1,
InvalidParameter = 2,
OutOfMemory = 3,
ObjectBusy = 4,
InsufficientBuffer = 5,
NotImplemented = 6,
Win32Error = 7,
WrongState = 8,
Aborted = 9,
FileNotFound = 10,
ValueOverflow = 11,
AccessDenied = 12,
UnknownImageFormat = 13,
FontFamilyNotFound = 14,
FontStyleNotFound = 15,
NotTrueTypeFont = 16,
UnsupportedGdiplusVersion = 17,
GdiplusNotInitialized = 18,
PropertyNotFound = 19,
PropertyNotSupported = 20,
ProfileNotFound = 21,
}
internal enum MOUSEEVENTF : int
{
//mouse event constants
LEFTDOWN = 2,
LEFTUP = 4
}
/// <summary>
/// MSGFLT_*. New in Vista. Realiased in Windows 7.
/// </summary>
internal enum MSGFLT
{
// Win7 versions of this enum:
RESET = 0,
ALLOW = 1,
DISALLOW = 2,
// Vista versions of this enum:
// ADD = 1,
// REMOVE = 2,
}
internal enum MSGFLTINFO
{
NONE = 0,
ALREADYALLOWED_FORWND = 1,
ALREADYDISALLOWED_FORWND = 2,
ALLOWED_HIGHER = 3,
}
internal enum INPUT_TYPE : uint
{
MOUSE = 0,
}
/// <summary>
/// Shell_NotifyIcon messages. NIM_*
/// </summary>
internal enum NIM : uint
{
ADD = 0,
MODIFY = 1,
DELETE = 2,
SETFOCUS = 3,
SETVERSION = 4,
}
/// <summary>
/// SHAddToRecentDocuments flags. SHARD_*
/// </summary>
internal enum SHARD
{
PIDL = 0x00000001,
PATHA = 0x00000002,
PATHW = 0x00000003,
APPIDINFO = 0x00000004, // indicates the data type is a pointer to a SHARDAPPIDINFO structure
APPIDINFOIDLIST = 0x00000005, // indicates the data type is a pointer to a SHARDAPPIDINFOIDLIST structure
LINK = 0x00000006, // indicates the data type is a pointer to an IShellLink instance
APPIDINFOLINK = 0x00000007, // indicates the data type is a pointer to a SHARDAPPIDINFOLINK structure
}
[Flags]
enum SLGP
{
SHORTPATH = 0x1,
UNCPRIORITY = 0x2,
RAWPATH = 0x4
}
/// <summary>
/// Shell_NotifyIcon flags. NIF_*
/// </summary>
[Flags]
internal enum NIF : uint
{
MESSAGE = 0x0001,
ICON = 0x0002,
TIP = 0x0004,
STATE = 0x0008,
INFO = 0x0010,
GUID = 0x0020,
/// <summary>
/// Vista only.
/// </summary>
REALTIME = 0x0040,
/// <summary>
/// Vista only.
/// </summary>
SHOWTIP = 0x0080,
XP_MASK = MESSAGE | ICON | STATE | INFO | GUID,
VISTA_MASK = XP_MASK | REALTIME | SHOWTIP,
}
/// <summary>
/// Shell_NotifyIcon info flags. NIIF_*
/// </summary>
internal enum NIIF
{
NONE = 0x00000000,
INFO = 0x00000001,
WARNING = 0x00000002,
ERROR = 0x00000003,
/// <summary>XP SP2 and later.</summary>
USER = 0x00000004,
/// <summary>XP and later.</summary>
NOSOUND = 0x00000010,
/// <summary>Vista and later.</summary>
LARGE_ICON = 0x00000020,
/// <summary>Windows 7 and later</summary>
NIIF_RESPECT_QUIET_TIME = 0x00000080,
/// <summary>XP and later. Native version called NIIF_ICON_MASK.</summary>
XP_ICON_MASK = 0x0000000F,
}
/// <summary>
/// AC_*
/// </summary>
internal enum AC : byte
{
SRC_OVER = 0,
SRC_ALPHA = 1,
}
internal enum ULW
{
ALPHA = 2,
COLORKEY = 1,
OPAQUE = 4,
}
internal enum WVR
{
ALIGNTOP = 0x0010,
ALIGNLEFT = 0x0020,
ALIGNBOTTOM = 0x0040,
ALIGNRIGHT = 0x0080,
HREDRAW = 0x0100,
VREDRAW = 0x0200,
VALIDRECTS = 0x0400,
REDRAW = HREDRAW | VREDRAW,
}
#endregion
#region SafeHandles
internal sealed class SafeFindHandle : SafeHandleZeroOrMinusOneIsInvalid
{
#if !NETCORE && !NET5
[SecurityPermission( SecurityAction.LinkDemand, UnmanagedCode = true )]
#endif
private SafeFindHandle() : base( true ) { }
protected override bool ReleaseHandle()
{
return NativeMethods.FindClose( handle );
}
}
internal sealed class SafeDC : SafeHandleZeroOrMinusOneIsInvalid
{
private static class NativeMethods
{
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
public static extern int ReleaseDC( IntPtr hWnd, IntPtr hDC );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
public static extern SafeDC GetDC( IntPtr hwnd );
// Weird legacy function, documentation is unclear about how to use it...
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", CharSet = CharSet.Unicode )]
public static extern SafeDC CreateDC( [MarshalAs( UnmanagedType.LPWStr )] string lpszDriver, [MarshalAs( UnmanagedType.LPWStr )] string lpszDevice, IntPtr lpszOutput, IntPtr lpInitData );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", CharSet = CharSet.Unicode, SetLastError = true )]
public static extern SafeDC CreateCompatibleDC( IntPtr hdc );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool DeleteDC( IntPtr hdc );
}
private IntPtr? _hwnd;
private bool _created;
public IntPtr Hwnd
{
set
{
Assert.NullableIsNull( _hwnd );
_hwnd = value;
}
}
private SafeDC() : base( true ) { }
#if !NETCORE && !NET5
[ReliabilityContract( Consistency.WillNotCorruptState, Cer.MayFail )]
#endif
protected override bool ReleaseHandle()
{
if( _created )
{
return NativeMethods.DeleteDC( handle );
}
if( !_hwnd.HasValue || _hwnd.Value == IntPtr.Zero )
{
return true;
}
return NativeMethods.ReleaseDC( _hwnd.Value, handle ) == 1;
}
[SuppressMessage( "Microsoft.Usage", "CA2201:DoNotRaiseReservedExceptionTypes" ), SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static SafeDC CreateDC( string deviceName )
{
SafeDC dc = null;
try
{
// Should this really be on the driver parameter?
dc = NativeMethods.CreateDC( deviceName, null, IntPtr.Zero, IntPtr.Zero );
}
finally
{
if( dc != null )
{
dc._created = true;
}
}
if( dc.IsInvalid )
{
dc.Dispose();
throw new SystemException( "Unable to create a device context from the specified device information." );
}
return dc;
}
[SuppressMessage( "Microsoft.Usage", "CA2201:DoNotRaiseReservedExceptionTypes" ), SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static SafeDC CreateCompatibleDC( SafeDC hdc )
{
SafeDC dc = null;
try
{
IntPtr hPtr = IntPtr.Zero;
if( hdc != null )
{
hPtr = hdc.handle;
}
dc = NativeMethods.CreateCompatibleDC( hPtr );
if( dc == null )
{
HRESULT.ThrowLastError();
}
}
finally
{
if( dc != null )
{
dc._created = true;
}
}
if( dc.IsInvalid )
{
dc.Dispose();
throw new SystemException( "Unable to create a device context from the specified device information." );
}
return dc;
}
public static SafeDC GetDC( IntPtr hwnd )
{
SafeDC dc = null;
try
{
dc = NativeMethods.GetDC( hwnd );
}
finally
{
if( dc != null )
{
dc.Hwnd = hwnd;
}
}
if( dc.IsInvalid )
{
// GetDC does not set the last error...
HRESULT.E_FAIL.ThrowIfFailed();
}
return dc;
}
public static SafeDC GetDesktop()
{
return GetDC( IntPtr.Zero );
}
[SuppressMessage( "Microsoft.Reliability", "CA2000:Dispose objects before losing scope" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static SafeDC WrapDC( IntPtr hdc )
{
// This won't actually get released by the class, but it allows an IntPtr to be converted for signatures.
return new SafeDC
{
handle = hdc,
_created = false,
_hwnd = IntPtr.Zero,
};
}
}
internal sealed class SafeHBITMAP : SafeHandleZeroOrMinusOneIsInvalid
{
private SafeHBITMAP() : base( true ) { }
#if !NETCORE && !NET5
[ReliabilityContract( Consistency.WillNotCorruptState, Cer.MayFail )]
#endif
protected override bool ReleaseHandle()
{
return NativeMethods.DeleteObject( handle );
}
}
internal sealed class SafeGdiplusStartupToken : SafeHandleZeroOrMinusOneIsInvalid
{
private SafeGdiplusStartupToken() : base( true ) { }
#if !NETCORE && !NET5
[ReliabilityContract( Consistency.WillNotCorruptState, Cer.MayFail )]
#endif
protected override bool ReleaseHandle()
{
Status s = NativeMethods.GdiplusShutdown( this.handle );
return s == Status.Ok;
}
[SuppressMessage( "Microsoft.Reliability", "CA2000:Dispose objects before losing scope" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[SuppressMessage( "Microsoft.Usage", "CA2201:DoNotRaiseReservedExceptionTypes" )]
public static SafeGdiplusStartupToken Startup()
{
SafeGdiplusStartupToken safeHandle = new SafeGdiplusStartupToken();
IntPtr unsafeHandle;
StartupOutput output;
Status s = NativeMethods.GdiplusStartup( out unsafeHandle, new StartupInput(), out output );
if( s == Status.Ok )
{
safeHandle.handle = unsafeHandle;
return safeHandle;
}
safeHandle.Dispose();
throw new Exception( "Unable to initialize GDI+" );
}
}
internal sealed class SafeConnectionPointCookie : SafeHandleZeroOrMinusOneIsInvalid
{
private IConnectionPoint _cp;
// handle holds the cookie value.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[SuppressMessage( "Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "IConnectionPoint" )]
public SafeConnectionPointCookie( IConnectionPointContainer target, object sink, Guid eventId )
: base( true )
{
Verify.IsNotNull( target, "target" );
Verify.IsNotNull( sink, "sink" );
Verify.IsNotDefault( eventId, "eventId" );
handle = IntPtr.Zero;
IConnectionPoint cp = null;
try
{
int dwCookie;
target.FindConnectionPoint( ref eventId, out cp );
cp.Advise( sink, out dwCookie );
if( dwCookie == 0 )
{
throw new InvalidOperationException( "IConnectionPoint::Advise returned an invalid cookie." );
}
handle = new IntPtr( dwCookie );
_cp = cp;
cp = null;
}
finally
{
Utility.SafeRelease( ref cp );
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public void Disconnect()
{
ReleaseHandle();
}
[SuppressMessage( "Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes" )]
#if !NETCORE && !NET5
[ReliabilityContract( Consistency.WillNotCorruptState, Cer.MayFail )]
#endif
protected override bool ReleaseHandle()
{
try
{
if( !this.IsInvalid )
{
int dwCookie = handle.ToInt32();
handle = IntPtr.Zero;
Assert.IsNotNull( _cp );
try
{
_cp.Unadvise( dwCookie );
}
finally
{
Utility.SafeRelease( ref _cp );
}
}
return true;
}
catch
{
return false;
}
}
}
#endregion
#region Native Types
[StructLayout( LayoutKind.Sequential )]
internal struct BLENDFUNCTION
{
// Must be AC_SRC_OVER
public AC BlendOp;
// Must be 0.
public byte BlendFlags;
// Alpha transparency between 0 (transparent) - 255 (opaque)
public byte SourceConstantAlpha;
// Must be AC_SRC_ALPHA
public AC AlphaFormat;
}
[StructLayout( LayoutKind.Sequential )]
internal struct HIGHCONTRAST
{
public int cbSize;
public HCF dwFlags;
//[MarshalAs(UnmanagedType.LPWStr, SizeConst=80)]
//public String lpszDefaultScheme;
public IntPtr lpszDefaultScheme;
}
[StructLayout( LayoutKind.Sequential )]
internal struct RGBQUAD
{
public byte rgbBlue;
public byte rgbGreen;
public byte rgbRed;
public byte rgbReserved;
}
[StructLayout( LayoutKind.Sequential, Pack = 2 )]
internal struct BITMAPINFOHEADER
{
public int biSize;
public int biWidth;
public int biHeight;
public short biPlanes;
public short biBitCount;
public BI biCompression;
public int biSizeImage;
public int biXPelsPerMeter;
public int biYPelsPerMeter;
public int biClrUsed;
public int biClrImportant;
}
[StructLayout( LayoutKind.Sequential )]
internal struct BITMAPINFO
{
public BITMAPINFOHEADER bmiHeader;
public RGBQUAD bmiColors;
}
// Win7 only.
[StructLayout( LayoutKind.Sequential )]
internal struct CHANGEFILTERSTRUCT
{
public uint cbSize;
public MSGFLTINFO ExtStatus;
}
[StructLayout( LayoutKind.Sequential, CharSet = CharSet.Unicode )]
internal struct CREATESTRUCT
{
public IntPtr lpCreateParams;
public IntPtr hInstance;
public IntPtr hMenu;
public IntPtr hwndParent;
public int cy;
public int cx;
public int y;
public int x;
public WS style;
[MarshalAs( UnmanagedType.LPWStr )]
public string lpszName;
[MarshalAs( UnmanagedType.LPWStr )]
public string lpszClass;
public WS_EX dwExStyle;
}
[StructLayout( LayoutKind.Sequential, CharSet = CharSet.Unicode, Pack = 1 )]
internal struct SHFILEOPSTRUCT
{
public IntPtr hwnd;
[MarshalAs( UnmanagedType.U4 )]
public FO wFunc;
// double-null terminated arrays of LPWSTRS
public string pFrom;
public string pTo;
[MarshalAs( UnmanagedType.U2 )]
public FOF fFlags;
[MarshalAs( UnmanagedType.Bool )]
public int fAnyOperationsAborted;
public IntPtr hNameMappings;
public string lpszProgressTitle;
}
[StructLayout( LayoutKind.Sequential )]
internal struct TITLEBARINFO
{
public int cbSize;
public RECT rcTitleBar;
public STATE_SYSTEM rgstate_TitleBar;
public STATE_SYSTEM rgstate_Reserved;
public STATE_SYSTEM rgstate_MinimizeButton;
public STATE_SYSTEM rgstate_MaximizeButton;
public STATE_SYSTEM rgstate_HelpButton;
public STATE_SYSTEM rgstate_CloseButton;
}
// New to Vista.
[StructLayout( LayoutKind.Sequential )]
internal struct TITLEBARINFOEX
{
public int cbSize;
public RECT rcTitleBar;
public STATE_SYSTEM rgstate_TitleBar;
public STATE_SYSTEM rgstate_Reserved;
public STATE_SYSTEM rgstate_MinimizeButton;
public STATE_SYSTEM rgstate_MaximizeButton;
public STATE_SYSTEM rgstate_HelpButton;
public STATE_SYSTEM rgstate_CloseButton;
public RECT rgrect_TitleBar;
public RECT rgrect_Reserved;
public RECT rgrect_MinimizeButton;
public RECT rgrect_MaximizeButton;
public RECT rgrect_HelpButton;
public RECT rgrect_CloseButton;
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential )]
internal class NOTIFYICONDATA
{
public int cbSize;
public IntPtr hWnd;
public int uID;
public NIF uFlags;
public int uCallbackMessage;
public IntPtr hIcon;
[MarshalAs( UnmanagedType.ByValArray, SizeConst = 128 )]
public char[] szTip = new char[ 128 ];
/// <summary>
/// The state of the icon. There are two flags that can be set independently.
/// NIS_HIDDEN = 1. The icon is hidden.
/// NIS_SHAREDICON = 2. The icon is shared.
/// </summary>
public uint dwState;
public uint dwStateMask;
[MarshalAs( UnmanagedType.ByValArray, SizeConst = 256 )]
public char[] szInfo = new char[ 256 ];
// Prior to Vista this was a union of uTimeout and uVersion. As of Vista, uTimeout has been deprecated.
public uint uVersion; // Used with Shell_NotifyIcon flag NIM_SETVERSION.
[MarshalAs( UnmanagedType.ByValArray, SizeConst = 64 )]
public char[] szInfoTitle = new char[ 64 ];
public uint dwInfoFlags;
public Guid guidItem;
// Vista only
IntPtr hBalloonIcon;
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Explicit )]
internal class PROPVARIANT : IDisposable
{
private static class NativeMethods
{
[DllImport( "ole32.dll" )]
internal static extern HRESULT PropVariantClear( PROPVARIANT pvar );
}
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
[FieldOffset( 0 )]
private ushort vt;
[SuppressMessage( "Microsoft.Reliability", "CA2006:UseSafeHandleToEncapsulateNativeResources" )]
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
[FieldOffset( 8 )]
private IntPtr pointerVal;
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
[FieldOffset( 8 )]
private byte byteVal;
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
[FieldOffset( 8 )]
private long longVal;
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
[FieldOffset( 8 )]
private short boolVal;
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public VarEnum VarType
{
get
{
return ( VarEnum )vt;
}
}
// Right now only using this for strings.
[SuppressMessage( "Microsoft.Security", "CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands" )]
public string GetValue()
{
if( vt == ( ushort )VarEnum.VT_LPWSTR )
{
return Marshal.PtrToStringUni( pointerVal );
}
return null;
}
public void SetValue( bool f )
{
Clear();
vt = ( ushort )VarEnum.VT_BOOL;
boolVal = ( short )( f ? -1 : 0 );
}
[SuppressMessage( "Microsoft.Security", "CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands" )]
public void SetValue( string val )
{
Clear();
vt = ( ushort )VarEnum.VT_LPWSTR;
pointerVal = Marshal.StringToCoTaskMemUni( val );
}
public void Clear()
{
HRESULT hr = NativeMethods.PropVariantClear( this );
Assert.IsTrue( hr.Succeeded );
}
#region IDisposable Pattern
public void Dispose()
{
Dispose( true );
GC.SuppressFinalize( this );
}
~PROPVARIANT()
{
Dispose( false );
}
[SuppressMessage( "Microsoft.Usage", "CA1801:ReviewUnusedParameters", MessageId = "disposing" )]
private void Dispose( bool disposing )
{
Clear();
}
#endregion
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential, Pack = 4 )]
internal class SHARDAPPIDINFO
{
[MarshalAs( UnmanagedType.Interface )]
object psi; // The namespace location of the the item that should be added to the recent docs folder.
[MarshalAs( UnmanagedType.LPWStr )]
string pszAppID; // The id of the application that should be associated with this recent doc.
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential, Pack = 4 )]
internal class SHARDAPPIDINFOIDLIST
{
/// <summary>The idlist for the shell item that should be added to the recent docs folder.</summary>
IntPtr pidl;
/// <summary>The id of the application that should be associated with this recent doc.</summary>
[MarshalAs( UnmanagedType.LPWStr )]
string pszAppID;
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential, Pack = 4 )]
internal class SHARDAPPIDINFOLINK
{
IntPtr psl; // An IShellLink instance that when launched opens a recently used item in the specified
// application. This link is not added to the recent docs folder, but will be added to the
// specified application's destination list.
[MarshalAs( UnmanagedType.LPWStr )]
string pszAppID; // The id of the application that should be associated with this recent doc.
}
[StructLayout( LayoutKind.Sequential, CharSet = CharSet.Unicode )]
internal struct LOGFONT
{
public int lfHeight;
public int lfWidth;
public int lfEscapement;
public int lfOrientation;
public int lfWeight;
public byte lfItalic;
public byte lfUnderline;
public byte lfStrikeOut;
public byte lfCharSet;
public byte lfOutPrecision;
public byte lfClipPrecision;
public byte lfQuality;
public byte lfPitchAndFamily;
[MarshalAs( UnmanagedType.ByValTStr, SizeConst = 32 )]
public string lfFaceName;
}
[StructLayout( LayoutKind.Sequential )]
internal struct MINMAXINFO
{
public POINT ptReserved;
public POINT ptMaxSize;
public POINT ptMaxPosition;
public POINT ptMinTrackSize;
public POINT ptMaxTrackSize;
}
[StructLayout( LayoutKind.Sequential )]
internal struct NONCLIENTMETRICS
{
public int cbSize;
public int iBorderWidth;
public int iScrollWidth;
public int iScrollHeight;
public int iCaptionWidth;
public int iCaptionHeight;
public LOGFONT lfCaptionFont;
public int iSmCaptionWidth;
public int iSmCaptionHeight;
public LOGFONT lfSmCaptionFont;
public int iMenuWidth;
public int iMenuHeight;
public LOGFONT lfMenuFont;
public LOGFONT lfStatusFont;
public LOGFONT lfMessageFont;
// Vista only
public int iPaddedBorderWidth;
[SuppressMessage( "Microsoft.Security", "CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands" )]
public static NONCLIENTMETRICS VistaMetricsStruct
{
get
{
var ncm = new NONCLIENTMETRICS();
ncm.cbSize = Marshal.SizeOf( typeof( NONCLIENTMETRICS ) );
return ncm;
}
}
[SuppressMessage( "Microsoft.Security", "CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands" )]
public static NONCLIENTMETRICS XPMetricsStruct
{
get
{
var ncm = new NONCLIENTMETRICS();
// Account for the missing iPaddedBorderWidth
ncm.cbSize = Marshal.SizeOf( typeof( NONCLIENTMETRICS ) ) - sizeof( int );
return ncm;
}
}
}
/// <summary>Defines options that are used to set window visual style attributes.</summary>
[StructLayout( LayoutKind.Explicit )]
internal struct WTA_OPTIONS
{
// public static readonly uint Size = (uint)Marshal.SizeOf(typeof(WTA_OPTIONS));
public const uint Size = 8;
/// <summary>
/// A combination of flags that modify window visual style attributes.
/// Can be a combination of the WTNCA constants.
/// </summary>
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields", Justification = "Used by native code." )]
[FieldOffset( 0 )]
public WTNCA dwFlags;
/// <summary>
/// A bitmask that describes how the values specified in dwFlags should be applied.
/// If the bit corresponding to a value in dwFlags is 0, that flag will be removed.
/// If the bit is 1, the flag will be added.
/// </summary>
[SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields", Justification = "Used by native code." )]
[FieldOffset( 4 )]
public WTNCA dwMask;
}
[StructLayout( LayoutKind.Sequential )]
internal struct MARGINS
{
/// <summary>Width of left border that retains its size.</summary>
public int cxLeftWidth;
/// <summary>Width of right border that retains its size.</summary>
public int cxRightWidth;
/// <summary>Height of top border that retains its size.</summary>
public int cyTopHeight;
/// <summary>Height of bottom border that retains its size.</summary>
public int cyBottomHeight;
};
[StructLayout( LayoutKind.Sequential )]
internal class MONITORINFO
{
public int cbSize = Marshal.SizeOf( typeof( MONITORINFO ) );
public RECT rcMonitor;
public RECT rcWork;
public int dwFlags;
}
[StructLayout( LayoutKind.Sequential )]
internal struct POINT
{
public int x;
public int y;
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential )]
internal class RefPOINT
{
public int x;
public int y;
}
[StructLayout( LayoutKind.Sequential )]
internal struct RECT
{
private int _left;
private int _top;
private int _right;
private int _bottom;
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public void Offset( int dx, int dy )
{
_left += dx;
_top += dy;
_right += dx;
_bottom += dy;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Left
{
get
{
return _left;
}
set
{
_left = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Right
{
get
{
return _right;
}
set
{
_right = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Top
{
get
{
return _top;
}
set
{
_top = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Bottom
{
get
{
return _bottom;
}
set
{
_bottom = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Width
{
get
{
return _right - _left;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Height
{
get
{
return _bottom - _top;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public POINT Position
{
get
{
return new POINT { x = _left, y = _top };
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public SIZE Size
{
get
{
return new SIZE { cx = Width, cy = Height };
}
}
public static RECT Union( RECT rect1, RECT rect2 )
{
return new RECT
{
Left = Math.Min( rect1.Left, rect2.Left ),
Top = Math.Min( rect1.Top, rect2.Top ),
Right = Math.Max( rect1.Right, rect2.Right ),
Bottom = Math.Max( rect1.Bottom, rect2.Bottom ),
};
}
public override bool Equals( object obj )
{
try
{
var rc = ( RECT )obj;
return rc._bottom == _bottom
&& rc._left == _left
&& rc._right == _right
&& rc._top == _top;
}
catch( InvalidCastException )
{
return false;
}
}
public override int GetHashCode()
{
return ( _left << 16 | Utility.LOWORD( _right ) ) ^ ( _top << 16 | Utility.LOWORD( _bottom ) );
}
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential )]
internal class RefRECT
{
private int _left;
private int _top;
private int _right;
private int _bottom;
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public RefRECT( int left, int top, int right, int bottom )
{
_left = left;
_top = top;
_right = right;
_bottom = bottom;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Width
{
get
{
return _right - _left;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Height
{
get
{
return _bottom - _top;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Left
{
get
{
return _left;
}
set
{
_left = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Right
{
get
{
return _right;
}
set
{
_right = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Top
{
get
{
return _top;
}
set
{
_top = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public int Bottom
{
get
{
return _bottom;
}
set
{
_bottom = value;
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public void Offset( int dx, int dy )
{
_left += dx;
_top += dy;
_right += dx;
_bottom += dy;
}
}
[StructLayout( LayoutKind.Sequential )]
internal struct SIZE
{
public int cx;
public int cy;
}
[StructLayout( LayoutKind.Sequential )]
internal struct StartupOutput
{
public IntPtr hook;
public IntPtr unhook;
}
[StructLayout( LayoutKind.Sequential )]
internal class StartupInput
{
public int GdiplusVersion = 1;
public IntPtr DebugEventCallback;
public bool SuppressBackgroundThread;
public bool SuppressExternalCodecs;
}
[SuppressMessage( "Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses" )]
[StructLayout( LayoutKind.Sequential, CharSet = CharSet.Unicode )]
[BestFitMapping( false )]
internal class WIN32_FIND_DATAW
{
public FileAttributes dwFileAttributes;
public System.Runtime.InteropServices.ComTypes.FILETIME ftCreationTime;
public System.Runtime.InteropServices.ComTypes.FILETIME ftLastAccessTime;
public System.Runtime.InteropServices.ComTypes.FILETIME ftLastWriteTime;
public int nFileSizeHigh;
public int nFileSizeLow;
public int dwReserved0;
public int dwReserved1;
[MarshalAs( UnmanagedType.ByValTStr, SizeConst = 260 )]
public string cFileName;
[MarshalAs( UnmanagedType.ByValTStr, SizeConst = 14 )]
public string cAlternateFileName;
}
[StructLayout( LayoutKind.Sequential )]
internal class WINDOWPLACEMENT
{
public int length = Marshal.SizeOf( typeof( WINDOWPLACEMENT ) );
public int flags;
public SW showCmd;
public POINT ptMinPosition;
public POINT ptMaxPosition;
public RECT rcNormalPosition;
}
[StructLayout( LayoutKind.Sequential )]
internal struct WINDOWPOS
{
public IntPtr hwnd;
public IntPtr hwndInsertAfter;
public int x;
public int y;
public int cx;
public int cy;
public int flags;
}
[StructLayout( LayoutKind.Sequential, CharSet = CharSet.Unicode )]
internal struct WNDCLASSEX
{
public int cbSize;
public CS style;
public WndProc lpfnWndProc;
public int cbClsExtra;
public int cbWndExtra;
public IntPtr hInstance;
public IntPtr hIcon;
public IntPtr hCursor;
public IntPtr hbrBackground;
[MarshalAs( UnmanagedType.LPWStr )]
public string lpszMenuName;
[MarshalAs( UnmanagedType.LPWStr )]
public string lpszClassName;
public IntPtr hIconSm;
}
[StructLayout( LayoutKind.Sequential )]
internal struct MOUSEINPUT
{
public int dx;
public int dy;
public int mouseData;
public int dwFlags;
public int time;
public IntPtr dwExtraInfo;
}
[StructLayout( LayoutKind.Sequential )]
internal struct INPUT
{
public uint type;
public MOUSEINPUT mi;
};
[StructLayout( LayoutKind.Sequential )]
internal struct UNSIGNED_RATIO
{
public uint uiNumerator;
public uint uiDenominator;
}
[StructLayout( LayoutKind.Sequential, Pack = 1 )]
internal struct DWM_TIMING_INFO
{
public int cbSize;
public UNSIGNED_RATIO rateRefresh;
public ulong qpcRefreshPeriod;
public UNSIGNED_RATIO rateCompose;
public ulong qpcVBlank;
public ulong cRefresh;
public uint cDXRefresh;
public ulong qpcCompose;
public ulong cFrame;
public uint cDXPresent;
public ulong cRefreshFrame;
public ulong cFrameSubmitted;
public uint cDXPresentSubmitted;
public ulong cFrameConfirmed;
public uint cDXPresentConfirmed;
public ulong cRefreshConfirmed;
public uint cDXRefreshConfirmed;
public ulong cFramesLate;
public uint cFramesOutstanding;
public ulong cFrameDisplayed;
public ulong qpcFrameDisplayed;
public ulong cRefreshFrameDisplayed;
public ulong cFrameComplete;
public ulong qpcFrameComplete;
public ulong cFramePending;
public ulong qpcFramePending;
public ulong cFramesDisplayed;
public ulong cFramesComplete;
public ulong cFramesPending;
public ulong cFramesAvailable;
public ulong cFramesDropped;
public ulong cFramesMissed;
public ulong cRefreshNextDisplayed;
public ulong cRefreshNextPresented;
public ulong cRefreshesDisplayed;
public ulong cRefreshesPresented;
public ulong cRefreshStarted;
public ulong cPixelsReceived;
public ulong cPixelsDrawn;
public ulong cBuffersEmpty;
}
#endregion
/// <summary>Delegate declaration that matches native WndProc signatures.</summary>
internal delegate IntPtr WndProc( IntPtr hwnd, WM uMsg, IntPtr wParam, IntPtr lParam );
/// <summary>Delegate declaration that matches native WndProc signatures.</summary>
internal delegate IntPtr WndProcHook( IntPtr hwnd, WM uMsg, IntPtr wParam, IntPtr lParam, ref bool handled );
/// <summary>Delegate declaration that matches managed WndProc signatures.</summary>
internal delegate IntPtr MessageHandler( WM uMsg, IntPtr wParam, IntPtr lParam, out bool handled );
// Some native methods are shimmed through public versions that handle converting failures into thrown exceptions.
internal static class NativeMethods
{
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "AdjustWindowRectEx", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _AdjustWindowRectEx( ref RECT lpRect, WS dwStyle, [MarshalAs( UnmanagedType.Bool )] bool bMenu, WS_EX dwExStyle );
public static RECT AdjustWindowRectEx( RECT lpRect, WS dwStyle, bool bMenu, WS_EX dwExStyle )
{
// Native version modifies the parameter in place.
if( !_AdjustWindowRectEx( ref lpRect, dwStyle, bMenu, dwExStyle ) )
{
HRESULT.ThrowLastError();
}
return lpRect;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "ChangeWindowMessageFilter", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _ChangeWindowMessageFilter( WM message, MSGFLT dwFlag );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "ChangeWindowMessageFilterEx", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _ChangeWindowMessageFilterEx( IntPtr hwnd, WM message, MSGFLT action, [In, Out, Optional] ref CHANGEFILTERSTRUCT pChangeFilterStruct );
// Note that processes at or below SECURITY_MANDATORY_LOW_RID are not allowed to change the message filter.
// If those processes call this function, it will fail and generate the extended error code, ERROR_ACCESS_DENIED.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static HRESULT ChangeWindowMessageFilterEx( IntPtr hwnd, WM message, MSGFLT action, out MSGFLTINFO filterInfo )
{
filterInfo = MSGFLTINFO.NONE;
bool ret;
// This origins of this API were added for Vista. The Ex version was added for Windows 7.
// If we're not on either, then this message filter isolation doesn't exist.
if( !Utility.IsOSVistaOrNewer )
{
return HRESULT.S_FALSE;
}
// If we're on Vista rather than Win7 then we can't use the Ex version of this function.
// The Ex version is preferred if possible because this results in process-wide modifications of the filter
// and is deprecated as of Win7.
if( !Utility.IsOSWindows7OrNewer )
{
// Note that the Win7 MSGFLT_ALLOW/DISALLOW enum values map to the Vista MSGFLT_ADD/REMOVE
ret = _ChangeWindowMessageFilter( message, action );
if( !ret )
{
return ( HRESULT )Win32Error.GetLastError();
}
return HRESULT.S_OK;
}
var filterstruct = new CHANGEFILTERSTRUCT { cbSize = ( uint )Marshal.SizeOf( typeof( CHANGEFILTERSTRUCT ) ) };
ret = _ChangeWindowMessageFilterEx( hwnd, message, action, ref filterstruct );
if( !ret )
{
return ( HRESULT )Win32Error.GetLastError();
}
filterInfo = filterstruct.ExtStatus;
return HRESULT.S_OK;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll" )]
public static extern CombineRgnResult CombineRgn( IntPtr hrgnDest, IntPtr hrgnSrc1, IntPtr hrgnSrc2, RGN fnCombineMode );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll", EntryPoint = "CommandLineToArgvW", CharSet = CharSet.Unicode )]
private static extern IntPtr _CommandLineToArgvW( [MarshalAs( UnmanagedType.LPWStr )] string cmdLine, out int numArgs );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static string[] CommandLineToArgvW( string cmdLine )
{
IntPtr argv = IntPtr.Zero;
try
{
int numArgs = 0;
argv = _CommandLineToArgvW( cmdLine, out numArgs );
if( argv == IntPtr.Zero )
{
throw new Win32Exception();
}
var result = new string[ numArgs ];
for( int i = 0; i < numArgs; i++ )
{
IntPtr currArg = Marshal.ReadIntPtr( argv, i * Marshal.SizeOf( typeof( IntPtr ) ) );
result[ i ] = Marshal.PtrToStringUni( currArg );
}
return result;
}
finally
{
IntPtr p = _LocalFree( argv );
// Otherwise LocalFree failed.
Assert.AreEqual( IntPtr.Zero, p );
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "CreateDIBSection", SetLastError = true )]
private static extern SafeHBITMAP _CreateDIBSection( SafeDC hdc, [In] ref BITMAPINFO bitmapInfo, int iUsage, [Out] out IntPtr ppvBits, IntPtr hSection, int dwOffset );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "CreateDIBSection", SetLastError = true )]
private static extern SafeHBITMAP _CreateDIBSectionIntPtr( IntPtr hdc, [In] ref BITMAPINFO bitmapInfo, int iUsage, [Out] out IntPtr ppvBits, IntPtr hSection, int dwOffset );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static SafeHBITMAP CreateDIBSection( SafeDC hdc, ref BITMAPINFO bitmapInfo, out IntPtr ppvBits, IntPtr hSection, int dwOffset )
{
const int DIB_RGB_COLORS = 0;
SafeHBITMAP hBitmap = null;
if( hdc == null )
{
hBitmap = _CreateDIBSectionIntPtr( IntPtr.Zero, ref bitmapInfo, DIB_RGB_COLORS, out ppvBits, hSection, dwOffset );
}
else
{
hBitmap = _CreateDIBSection( hdc, ref bitmapInfo, DIB_RGB_COLORS, out ppvBits, hSection, dwOffset );
}
if( hBitmap.IsInvalid )
{
HRESULT.ThrowLastError();
}
return hBitmap;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "CreateRoundRectRgn", SetLastError = true )]
private static extern IntPtr _CreateRoundRectRgn( int nLeftRect, int nTopRect, int nRightRect, int nBottomRect, int nWidthEllipse, int nHeightEllipse );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr CreateRoundRectRgn( int nLeftRect, int nTopRect, int nRightRect, int nBottomRect, int nWidthEllipse, int nHeightEllipse )
{
IntPtr ret = _CreateRoundRectRgn( nLeftRect, nTopRect, nRightRect, nBottomRect, nWidthEllipse, nHeightEllipse );
if( IntPtr.Zero == ret )
{
throw new Win32Exception();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "CreateRectRgn", SetLastError = true )]
private static extern IntPtr _CreateRectRgn( int nLeftRect, int nTopRect, int nRightRect, int nBottomRect );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr CreateRectRgn( int nLeftRect, int nTopRect, int nRightRect, int nBottomRect )
{
IntPtr ret = _CreateRectRgn( nLeftRect, nTopRect, nRightRect, nBottomRect );
if( IntPtr.Zero == ret )
{
throw new Win32Exception();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "CreateRectRgnIndirect", SetLastError = true )]
private static extern IntPtr _CreateRectRgnIndirect( [In] ref RECT lprc );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr CreateRectRgnIndirect( RECT lprc )
{
IntPtr ret = _CreateRectRgnIndirect( ref lprc );
if( IntPtr.Zero == ret )
{
throw new Win32Exception();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll" )]
public static extern IntPtr CreateSolidBrush( int crColor );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true, CharSet = CharSet.Unicode, EntryPoint = "CreateWindowExW" )]
private static extern IntPtr _CreateWindowEx(
WS_EX dwExStyle,
[MarshalAs( UnmanagedType.LPWStr )] string lpClassName,
[MarshalAs( UnmanagedType.LPWStr )] string lpWindowName,
WS dwStyle,
int x,
int y,
int nWidth,
int nHeight,
IntPtr hWndParent,
IntPtr hMenu,
IntPtr hInstance,
IntPtr lpParam );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr CreateWindowEx(
WS_EX dwExStyle,
string lpClassName,
string lpWindowName,
WS dwStyle,
int x,
int y,
int nWidth,
int nHeight,
IntPtr hWndParent,
IntPtr hMenu,
IntPtr hInstance,
IntPtr lpParam )
{
IntPtr ret = _CreateWindowEx( dwExStyle, lpClassName, lpWindowName, dwStyle, x, y, nWidth, nHeight, hWndParent, hMenu, hInstance, lpParam );
if( IntPtr.Zero == ret )
{
HRESULT.ThrowLastError();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", CharSet = CharSet.Unicode, EntryPoint = "DefWindowProcW" )]
public static extern IntPtr DefWindowProc( IntPtr hWnd, WM Msg, IntPtr wParam, IntPtr lParam );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool DeleteObject( IntPtr hObject );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool DestroyIcon( IntPtr handle );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool DestroyWindow( IntPtr hwnd );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool IsWindow( IntPtr hwnd );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", PreserveSig = false )]
public static extern void DwmExtendFrameIntoClientArea( IntPtr hwnd, ref MARGINS pMarInset );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", EntryPoint = "DwmIsCompositionEnabled", PreserveSig = false )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _DwmIsCompositionEnabled();
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", EntryPoint = "DwmGetColorizationColor", PreserveSig = true )]
private static extern HRESULT _DwmGetColorizationColor( out uint pcrColorization, [Out, MarshalAs( UnmanagedType.Bool )] out bool pfOpaqueBlend );
public static bool DwmGetColorizationColor( out uint pcrColorization, out bool pfOpaqueBlend )
{
// Make this call safe to make on downlevel OSes...
if( Utility.IsOSVistaOrNewer && IsThemeActive() )
{
HRESULT hr = _DwmGetColorizationColor( out pcrColorization, out pfOpaqueBlend );
if( hr.Succeeded )
{
return true;
}
}
// Default values. If for some reason the native DWM API fails it's never enough of a reason
// to bring down the app. Empirically it still sometimes returns errors even when the theme service is on.
// We'll still use the boolean return value to allow the caller to respond if they care.
pcrColorization = 0xFF000000;
pfOpaqueBlend = true;
return false;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static bool DwmIsCompositionEnabled()
{
// Make this call safe to make on downlevel OSes...
if( !Utility.IsOSVistaOrNewer )
{
return false;
}
return _DwmIsCompositionEnabled();
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool DwmDefWindowProc( IntPtr hwnd, WM msg, IntPtr wParam, IntPtr lParam, out IntPtr plResult );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", EntryPoint = "DwmSetWindowAttribute" )]
private static extern void _DwmSetWindowAttribute( IntPtr hwnd, DWMWA dwAttribute, ref int pvAttribute, int cbAttribute );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void DwmSetWindowAttributeFlip3DPolicy( IntPtr hwnd, DWMFLIP3D flip3dPolicy )
{
Assert.IsTrue( Utility.IsOSVistaOrNewer );
var dwPolicy = ( int )flip3dPolicy;
_DwmSetWindowAttribute( hwnd, DWMWA.FLIP3D_POLICY, ref dwPolicy, sizeof( int ) );
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void DwmSetWindowAttributeDisallowPeek( IntPtr hwnd, bool disallowPeek )
{
Assert.IsTrue( Utility.IsOSWindows7OrNewer );
int dwDisallow = ( int )( disallowPeek ? Win32Value.TRUE : Win32Value.FALSE );
_DwmSetWindowAttribute( hwnd, DWMWA.DISALLOW_PEEK, ref dwDisallow, sizeof( int ) );
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "EnableMenuItem" )]
private static extern int _EnableMenuItem( IntPtr hMenu, SC uIDEnableItem, MF uEnable );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static MF EnableMenuItem( IntPtr hMenu, SC uIDEnableItem, MF uEnable )
{
// Returns the previous state of the menu item, or -1 if the menu item does not exist.
int iRet = _EnableMenuItem( hMenu, uIDEnableItem, uEnable );
return ( MF )iRet;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "RemoveMenu", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _RemoveMenu( IntPtr hMenu, uint uPosition, uint uFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void RemoveMenu( IntPtr hMenu, SC uPosition, MF uFlags )
{
if( !_RemoveMenu( hMenu, ( uint )uPosition, ( uint )uFlags ) )
{
throw new Win32Exception();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "DrawMenuBar", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _DrawMenuBar( IntPtr hWnd );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void DrawMenuBar( IntPtr hWnd )
{
if( !_DrawMenuBar( hWnd ) )
{
throw new Win32Exception();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll" )]
#if !NETCORE && !NET5
[ReliabilityContract( Consistency.WillNotCorruptState, Cer.Success )]
#endif
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool FindClose( IntPtr handle );
// Not shimming this SetLastError=true function because callers want to evaluate the reason for failure.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll", CharSet = CharSet.Unicode, SetLastError = true )]
public static extern SafeFindHandle FindFirstFileW( string lpFileName, [In, Out, MarshalAs( UnmanagedType.LPStruct )] WIN32_FIND_DATAW lpFindFileData );
// Not shimming this SetLastError=true function because callers want to evaluate the reason for failure.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool FindNextFileW( SafeFindHandle hndFindFile, [In, Out, MarshalAs( UnmanagedType.LPStruct )] WIN32_FIND_DATAW lpFindFileData );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "GetClientRect", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _GetClientRect( IntPtr hwnd, [Out] out RECT lpRect );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static RECT GetClientRect( IntPtr hwnd )
{
RECT rc;
if( !_GetClientRect( hwnd, out rc ) )
{
HRESULT.ThrowLastError();
}
return rc;
}
[DllImport( "uxtheme.dll", EntryPoint = "GetCurrentThemeName", CharSet = CharSet.Unicode )]
private static extern HRESULT _GetCurrentThemeName(
StringBuilder pszThemeFileName,
int dwMaxNameChars,
StringBuilder pszColorBuff,
int cchMaxColorChars,
StringBuilder pszSizeBuff,
int cchMaxSizeChars );
public static void GetCurrentThemeName( out string themeFileName, out string color, out string size )
{
// Not expecting strings longer than MAX_PATH. We will return the error
var fileNameBuilder = new StringBuilder( ( int )Win32Value.MAX_PATH );
var colorBuilder = new StringBuilder( ( int )Win32Value.MAX_PATH );
var sizeBuilder = new StringBuilder( ( int )Win32Value.MAX_PATH );
// This will throw if the theme service is not active (e.g. not UxTheme!IsThemeActive).
_GetCurrentThemeName( fileNameBuilder, fileNameBuilder.Capacity,
colorBuilder, colorBuilder.Capacity,
sizeBuilder, sizeBuilder.Capacity )
.ThrowIfFailed();
themeFileName = fileNameBuilder.ToString();
color = colorBuilder.ToString();
size = sizeBuilder.ToString();
}
[DllImport( "uxtheme.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool IsThemeActive();
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[Obsolete( "Use SafeDC.GetDC instead.", true )]
public static void GetDC()
{
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll" )]
public static extern int GetDeviceCaps( SafeDC hdc, DeviceCap nIndex );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll", EntryPoint = "GetModuleFileName", CharSet = CharSet.Unicode, SetLastError = true )]
private static extern int _GetModuleFileName( IntPtr hModule, StringBuilder lpFilename, int nSize );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static string GetModuleFileName( IntPtr hModule )
{
var buffer = new StringBuilder( ( int )Win32Value.MAX_PATH );
while( true )
{
int size = _GetModuleFileName( hModule, buffer, buffer.Capacity );
if( size == 0 )
{
HRESULT.ThrowLastError();
}
// GetModuleFileName returns nSize when it's truncated but does NOT set the last error.
// MSDN documentation says this has changed in Windows 2000+.
if( size == buffer.Capacity )
{
// Enlarge the buffer and try again.
buffer.EnsureCapacity( buffer.Capacity * 2 );
continue;
}
return buffer.ToString();
}
}
[DllImport( "kernel32.dll", EntryPoint = "GetModuleHandleW", CharSet = CharSet.Unicode, SetLastError = true )]
private static extern IntPtr _GetModuleHandle( [MarshalAs( UnmanagedType.LPWStr )] string lpModuleName );
public static IntPtr GetModuleHandle( string lpModuleName )
{
IntPtr retPtr = _GetModuleHandle( lpModuleName );
if( retPtr == IntPtr.Zero )
{
HRESULT.ThrowLastError();
}
return retPtr;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "GetMonitorInfo", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _GetMonitorInfo( IntPtr hMonitor, [In, Out] MONITORINFO lpmi );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static MONITORINFO GetMonitorInfo( IntPtr hMonitor )
{
var mi = new MONITORINFO();
if( !_GetMonitorInfo( hMonitor, mi ) )
{
throw new Win32Exception();
}
return mi;
}
[DllImport( "gdi32.dll", EntryPoint = "GetStockObject", SetLastError = true )]
private static extern IntPtr _GetStockObject( StockObject fnObject );
public static IntPtr GetStockObject( StockObject fnObject )
{
return _GetStockObject( fnObject );
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
public static extern IntPtr GetSystemMenu( IntPtr hWnd, [MarshalAs( UnmanagedType.Bool )] bool bRevert );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
public static extern int GetSystemMetrics( SM nIndex );
// This is aliased as a macro in 32bit Windows.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr GetWindowLongPtr( IntPtr hwnd, GWL nIndex )
{
IntPtr ret = IntPtr.Zero;
if( 8 == IntPtr.Size )
{
ret = GetWindowLongPtr64( hwnd, nIndex );
}
else
{
ret = new IntPtr( GetWindowLongPtr32( hwnd, nIndex ) );
}
if( IntPtr.Zero == ret )
{
throw new Win32Exception();
}
return ret;
}
/// <summary>
/// Sets attributes to control how visual styles are applied to a specified window.
/// </summary>
/// <param name="hwnd">
/// Handle to a window to apply changes to.
/// </param>
/// <param name="eAttribute">
/// Value of type WINDOWTHEMEATTRIBUTETYPE that specifies the type of attribute to set.
/// The value of this parameter determines the type of data that should be passed in the pvAttribute parameter.
/// Can be the following value:
/// <list>WTA_NONCLIENT (Specifies non-client related attributes).</list>
/// pvAttribute must be a pointer of type WTA_OPTIONS.
/// </param>
/// <param name="pvAttribute">
/// A pointer that specifies attributes to set. Type is determined by the value of the eAttribute value.
/// </param>
/// <param name="cbAttribute">
/// Specifies the size, in bytes, of the data pointed to by pvAttribute.
/// </param>
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "uxtheme.dll", PreserveSig = false )]
public static extern void SetWindowThemeAttribute( [In] IntPtr hwnd, [In] WINDOWTHEMEATTRIBUTETYPE eAttribute, [In] ref WTA_OPTIONS pvAttribute, [In] uint cbAttribute );
[SuppressMessage( "Microsoft.Interoperability", "CA1400:PInvokeEntryPointsShouldExist" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "GetWindowLong", SetLastError = true )]
private static extern int GetWindowLongPtr32( IntPtr hWnd, GWL nIndex );
[SuppressMessage( "Microsoft.Interoperability", "CA1400:PInvokeEntryPointsShouldExist" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "GetWindowLongPtr", SetLastError = true )]
private static extern IntPtr GetWindowLongPtr64( IntPtr hWnd, GWL nIndex );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool GetWindowPlacement( IntPtr hwnd, WINDOWPLACEMENT lpwndpl );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static WINDOWPLACEMENT GetWindowPlacement( IntPtr hwnd )
{
WINDOWPLACEMENT wndpl = new WINDOWPLACEMENT();
if( GetWindowPlacement( hwnd, wndpl ) )
{
return wndpl;
}
throw new Win32Exception();
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "GetWindowRect", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _GetWindowRect( IntPtr hWnd, out RECT lpRect );
public static RECT GetWindowRect( IntPtr hwnd )
{
RECT rc;
if( !_GetWindowRect( hwnd, out rc ) )
{
HRESULT.ThrowLastError();
}
return rc;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdipCreateBitmapFromStream( IStream stream, out IntPtr bitmap );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdipCreateHBITMAPFromBitmap( IntPtr bitmap, out IntPtr hbmReturn, Int32 background );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdipCreateHICONFromBitmap( IntPtr bitmap, out IntPtr hbmReturn );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdipDisposeImage( IntPtr image );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdipImageForceValidation( IntPtr image );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdiplusStartup( out IntPtr token, StartupInput input, out StartupOutput output );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdiplus.dll" )]
public static extern Status GdiplusShutdown( IntPtr token );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool IsWindowVisible( IntPtr hwnd );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll", EntryPoint = "LocalFree", SetLastError = true )]
private static extern IntPtr _LocalFree( IntPtr hMem );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll" )]
public static extern IntPtr MonitorFromWindow( IntPtr hwnd, uint dwFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "PostMessage", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _PostMessage( IntPtr hWnd, WM Msg, IntPtr wParam, IntPtr lParam );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void PostMessage( IntPtr hWnd, WM Msg, IntPtr wParam, IntPtr lParam )
{
if( !_PostMessage( hWnd, Msg, wParam, lParam ) )
{
throw new Win32Exception();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true, EntryPoint = "RegisterClassExW" )]
private static extern short _RegisterClassEx( [In] ref WNDCLASSEX lpwcx );
// Note that this will throw HRESULT_FROM_WIN32(ERROR_CLASS_ALREADY_EXISTS) on duplicate registration.
// If needed, consider adding a Try* version of this function that returns the error code since that
// may be ignorable.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static short RegisterClassEx( ref WNDCLASSEX lpwcx )
{
short ret = _RegisterClassEx( ref lpwcx );
if( ret == 0 )
{
HRESULT.ThrowLastError();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "RegisterWindowMessage", SetLastError = true, CharSet = CharSet.Unicode )]
private static extern uint _RegisterWindowMessage( [MarshalAs( UnmanagedType.LPWStr )] string lpString );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static WM RegisterWindowMessage( string lpString )
{
uint iRet = _RegisterWindowMessage( lpString );
if( iRet == 0 )
{
HRESULT.ThrowLastError();
}
return ( WM )iRet;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetActiveWindow", SetLastError = true )]
private static extern IntPtr _SetActiveWindow( IntPtr hWnd );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr SetActiveWindow( IntPtr hwnd )
{
Verify.IsNotDefault( hwnd, "hwnd" );
IntPtr ret = _SetActiveWindow( hwnd );
if( ret == IntPtr.Zero )
{
HRESULT.ThrowLastError();
}
return ret;
}
// This is aliased as a macro in 32bit Windows.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr SetClassLongPtr( IntPtr hwnd, GCLP nIndex, IntPtr dwNewLong )
{
if( 8 == IntPtr.Size )
{
return SetClassLongPtr64( hwnd, nIndex, dwNewLong );
}
return new IntPtr( SetClassLongPtr32( hwnd, nIndex, dwNewLong.ToInt32() ) );
}
[SuppressMessage( "Microsoft.Interoperability", "CA1400:PInvokeEntryPointsShouldExist" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetClassLong", SetLastError = true )]
private static extern int SetClassLongPtr32( IntPtr hWnd, GCLP nIndex, int dwNewLong );
[SuppressMessage( "Microsoft.Interoperability", "CA1400:PInvokeEntryPointsShouldExist" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetClassLongPtr", SetLastError = true )]
private static extern IntPtr SetClassLongPtr64( IntPtr hWnd, GCLP nIndex, IntPtr dwNewLong );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll", SetLastError = true )]
public static extern ErrorModes SetErrorMode( ErrorModes newMode );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "kernel32.dll", SetLastError = true, EntryPoint = "SetProcessWorkingSetSize" )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _SetProcessWorkingSetSize( IntPtr hProcess, IntPtr dwMinimiumWorkingSetSize, IntPtr dwMaximumWorkingSetSize );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void SetProcessWorkingSetSize( IntPtr hProcess, int dwMinimumWorkingSetSize, int dwMaximumWorkingSetSize )
{
if( !_SetProcessWorkingSetSize( hProcess, new IntPtr( dwMinimumWorkingSetSize ), new IntPtr( dwMaximumWorkingSetSize ) ) )
{
throw new Win32Exception();
}
}
// This is aliased as a macro in 32bit Windows.
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr SetWindowLongPtr( IntPtr hwnd, GWL nIndex, IntPtr dwNewLong )
{
if( 8 == IntPtr.Size )
{
return SetWindowLongPtr64( hwnd, nIndex, dwNewLong );
}
return new IntPtr( SetWindowLongPtr32( hwnd, nIndex, dwNewLong.ToInt32() ) );
}
[SuppressMessage( "Microsoft.Interoperability", "CA1400:PInvokeEntryPointsShouldExist" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetWindowLong", SetLastError = true )]
private static extern int SetWindowLongPtr32( IntPtr hWnd, GWL nIndex, int dwNewLong );
[SuppressMessage( "Microsoft.Interoperability", "CA1400:PInvokeEntryPointsShouldExist" )]
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetWindowLongPtr", SetLastError = true )]
private static extern IntPtr SetWindowLongPtr64( IntPtr hWnd, GWL nIndex, IntPtr dwNewLong );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetWindowRgn", SetLastError = true )]
private static extern int _SetWindowRgn( IntPtr hWnd, IntPtr hRgn, [MarshalAs( UnmanagedType.Bool )] bool bRedraw );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void SetWindowRgn( IntPtr hWnd, IntPtr hRgn, bool bRedraw )
{
int err = _SetWindowRgn( hWnd, hRgn, bRedraw );
if( 0 == err )
{
throw new Win32Exception();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SetWindowPos", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _SetWindowPos( IntPtr hWnd, IntPtr hWndInsertAfter, int x, int y, int cx, int cy, SWP uFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static bool SetWindowPos( IntPtr hWnd, IntPtr hWndInsertAfter, int x, int y, int cx, int cy, SWP uFlags )
{
if( !_SetWindowPos( hWnd, hWndInsertAfter, x, y, cx, cy, uFlags ) )
{
// If this fails it's never worth taking down the process. Let the caller deal with the error if they want.
return false;
}
return true;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll", SetLastError = false )]
public static extern Win32Error SHFileOperation( ref SHFILEOPSTRUCT lpFileOp );
[DllImport( "user32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool ShowWindow( IntPtr hwnd, SW nCmdShow );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SystemParametersInfoW", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _SystemParametersInfo_String( SPI uiAction, int uiParam, [MarshalAs( UnmanagedType.LPWStr )] string pvParam, SPIF fWinIni );
/// <summary>Overload of SystemParametersInfo for getting and setting NONCLIENTMETRICS.</summary>
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SystemParametersInfoW", SetLastError = true, CharSet = CharSet.Unicode )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _SystemParametersInfo_NONCLIENTMETRICS( SPI uiAction, int uiParam, [In, Out] ref NONCLIENTMETRICS pvParam, SPIF fWinIni );
/// <summary>Overload of SystemParametersInfo for getting and setting HIGHCONTRAST.</summary>
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "SystemParametersInfoW", SetLastError = true, CharSet = CharSet.Unicode )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _SystemParametersInfo_HIGHCONTRAST( SPI uiAction, int uiParam, [In, Out] ref HIGHCONTRAST pvParam, SPIF fWinIni );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void SystemParametersInfo( SPI uiAction, int uiParam, string pvParam, SPIF fWinIni )
{
if( !_SystemParametersInfo_String( uiAction, uiParam, pvParam, fWinIni ) )
{
HRESULT.ThrowLastError();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static NONCLIENTMETRICS SystemParameterInfo_GetNONCLIENTMETRICS()
{
var metrics = Utility.IsOSVistaOrNewer
? NONCLIENTMETRICS.VistaMetricsStruct
: NONCLIENTMETRICS.XPMetricsStruct;
if( !_SystemParametersInfo_NONCLIENTMETRICS( SPI.GETNONCLIENTMETRICS, metrics.cbSize, ref metrics, SPIF.None ) )
{
HRESULT.ThrowLastError();
}
return metrics;
}
[SuppressMessage( "Microsoft.Security", "CA2122:DoNotIndirectlyExposeMethodsWithLinkDemands" )]
public static HIGHCONTRAST SystemParameterInfo_GetHIGHCONTRAST()
{
var hc = new HIGHCONTRAST { cbSize = Marshal.SizeOf( typeof( HIGHCONTRAST ) ) };
if( !_SystemParametersInfo_HIGHCONTRAST( SPI.GETHIGHCONTRAST, hc.cbSize, ref hc, SPIF.None ) )
{
HRESULT.ThrowLastError();
}
return hc;
}
// This function is strange in that it returns a BOOL if TPM_RETURNCMD isn't specified, but otherwise the command Id.
// Currently it's only used with TPM_RETURNCMD, so making the signature match that.
[DllImport( "user32.dll" )]
public static extern uint TrackPopupMenuEx( IntPtr hmenu, uint fuFlags, int x, int y, IntPtr hwnd, IntPtr lptpm );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "SelectObject", SetLastError = true )]
private static extern IntPtr _SelectObject( SafeDC hdc, IntPtr hgdiobj );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr SelectObject( SafeDC hdc, IntPtr hgdiobj )
{
IntPtr ret = _SelectObject( hdc, hgdiobj );
if( ret == IntPtr.Zero )
{
HRESULT.ThrowLastError();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "gdi32.dll", EntryPoint = "SelectObject", SetLastError = true )]
private static extern IntPtr _SelectObjectSafeHBITMAP( SafeDC hdc, SafeHBITMAP hgdiobj );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static IntPtr SelectObject( SafeDC hdc, SafeHBITMAP hgdiobj )
{
IntPtr ret = _SelectObjectSafeHBITMAP( hdc, hgdiobj );
if( ret == IntPtr.Zero )
{
HRESULT.ThrowLastError();
}
return ret;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true )]
public static extern int SendInput( int nInputs, ref INPUT pInputs, int cbSize );
// Depending on the message, callers may want to call GetLastError based on the return value.
[DllImport( "user32.dll", SetLastError = true )]
public static extern IntPtr SendMessage( IntPtr hWnd, WM Msg, IntPtr wParam, IntPtr lParam );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "UnregisterClass", SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _UnregisterClassAtom( IntPtr lpClassName, IntPtr hInstance );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", EntryPoint = "UnregisterClass", CharSet = CharSet.Unicode, SetLastError = true )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _UnregisterClassName( string lpClassName, IntPtr hInstance );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void UnregisterClass( short atom, IntPtr hinstance )
{
if( !_UnregisterClassAtom( new IntPtr( atom ), hinstance ) )
{
HRESULT.ThrowLastError();
}
}
public static void UnregisterClass( string lpClassName, IntPtr hInstance )
{
if( !_UnregisterClassName( lpClassName, hInstance ) )
{
HRESULT.ThrowLastError();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true, EntryPoint = "UpdateLayeredWindow" )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _UpdateLayeredWindow(
IntPtr hwnd,
SafeDC hdcDst,
[In] ref POINT pptDst,
[In] ref SIZE psize,
SafeDC hdcSrc,
[In] ref POINT pptSrc,
int crKey,
ref BLENDFUNCTION pblend,
ULW dwFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "user32.dll", SetLastError = true, EntryPoint = "UpdateLayeredWindow" )]
[return: MarshalAs( UnmanagedType.Bool )]
private static extern bool _UpdateLayeredWindowIntPtr(
IntPtr hwnd,
IntPtr hdcDst,
IntPtr pptDst,
IntPtr psize,
IntPtr hdcSrc,
IntPtr pptSrc,
int crKey,
ref BLENDFUNCTION pblend,
ULW dwFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void UpdateLayeredWindow(
IntPtr hwnd,
SafeDC hdcDst,
ref POINT pptDst,
ref SIZE psize,
SafeDC hdcSrc,
ref POINT pptSrc,
int crKey,
ref BLENDFUNCTION pblend,
ULW dwFlags )
{
if( !_UpdateLayeredWindow( hwnd, hdcDst, ref pptDst, ref psize, hdcSrc, ref pptSrc, crKey, ref pblend, dwFlags ) )
{
HRESULT.ThrowLastError();
}
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
public static void UpdateLayeredWindow(
IntPtr hwnd,
int crKey,
ref BLENDFUNCTION pblend,
ULW dwFlags )
{
if( !_UpdateLayeredWindowIntPtr( hwnd, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, crKey, ref pblend, dwFlags ) )
{
HRESULT.ThrowLastError();
}
}
#region Win7 declarations
[DllImport( "shell32.dll", EntryPoint = "SHAddToRecentDocs" )]
private static extern void _SHAddToRecentDocs_String( SHARD uFlags, [MarshalAs( UnmanagedType.LPWStr )] string pv );
// This overload is required. There's a cast in the Shell code that causes the wrong vtbl to be used
// if we let the marshaller convert the parameter to an IUnknown.
[DllImport( "shell32.dll", EntryPoint = "SHAddToRecentDocs" )]
private static extern void _SHAddToRecentDocs_ShellLink( SHARD uFlags, IShellLinkW pv );
public static void SHAddToRecentDocs( string path )
{
_SHAddToRecentDocs_String( SHARD.PATHW, path );
}
// Win7 only.
public static void SHAddToRecentDocs( IShellLinkW shellLink )
{
_SHAddToRecentDocs_ShellLink( SHARD.LINK, shellLink );
}
// #define DWM_SIT_DISPLAYFRAME 0x00000001 // Display a window frame around the provided bitmap
[DllImport( "dwmapi.dll", EntryPoint = "DwmGetCompositionTimingInfo" )]
private static extern HRESULT _DwmGetCompositionTimingInfo( IntPtr hwnd, ref DWM_TIMING_INFO pTimingInfo );
public static DWM_TIMING_INFO? DwmGetCompositionTimingInfo( IntPtr hwnd )
{
if( !Utility.IsOSVistaOrNewer )
{
// API was new to Vista.
return null;
}
var dti = new DWM_TIMING_INFO { cbSize = Marshal.SizeOf( typeof( DWM_TIMING_INFO ) ) };
HRESULT hr = _DwmGetCompositionTimingInfo( Utility.IsOSWindows8OrNewer ? IntPtr.Zero : hwnd, ref dti );
if( hr == HRESULT.E_PENDING )
{
// The system isn't yet ready to respond. Return null rather than throw.
return null;
}
hr.ThrowIfFailed();
return dti;
}
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", PreserveSig = false )]
public static extern void DwmInvalidateIconicBitmaps( IntPtr hwnd );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", PreserveSig = false )]
public static extern void DwmSetIconicThumbnail( IntPtr hwnd, IntPtr hbmp, DWM_SIT dwSITFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "dwmapi.dll", PreserveSig = false )]
public static extern void DwmSetIconicLivePreviewBitmap( IntPtr hwnd, IntPtr hbmp, RefPOINT pptClient, DWM_SIT dwSITFlags );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll", PreserveSig = false )]
public static extern void SHGetItemFromDataObject( IDataObject pdtobj, DOGIF dwFlags, [In] ref Guid riid, [Out, MarshalAs( UnmanagedType.Interface )] out object ppv );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll", PreserveSig = false )]
public static extern HRESULT SHCreateItemFromParsingName( [MarshalAs( UnmanagedType.LPWStr )] string pszPath, IBindCtx pbc, [In] ref Guid riid, [Out, MarshalAs( UnmanagedType.Interface )] out object ppv );
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll" )]
[return: MarshalAs( UnmanagedType.Bool )]
public static extern bool Shell_NotifyIcon( NIM dwMessage, [In] NOTIFYICONDATA lpdata );
/// <summary>
/// Sets the User Model AppID for the current process, enabling Windows to retrieve this ID
/// </summary>
/// <param name="AppID"></param>
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll", PreserveSig = false )]
public static extern void SetCurrentProcessExplicitAppUserModelID( [MarshalAs( UnmanagedType.LPWStr )] string AppID );
/// <summary>
/// Retrieves the User Model AppID that has been explicitly set for the current process via SetCurrentProcessExplicitAppUserModelID
/// </summary>
/// <param name="AppID"></param>
[SuppressMessage( "Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode" )]
[DllImport( "shell32.dll" )]
public static extern HRESULT GetCurrentProcessExplicitAppUserModelID( [Out, MarshalAs( UnmanagedType.LPWStr )] out string AppID );
#endregion
}
}