1 // Permission is hereby granted, free of charge, to any person obtaining
2 // a copy of this software and associated documentation files (the
3 // "Software"), to deal in the Software without restriction, including
4 // without limitation the rights to use, copy, modify, merge, publish,
5 // distribute, sublicense, and/or sell copies of the Software, and to
6 // permit persons to whom the Software is furnished to do so, subject to
7 // the following conditions:
9 // The above copyright notice and this permission notice shall be
10 // included in all copies or substantial portions of the Software.
12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 // Copyright (c) 2004-2006 Novell, Inc.
23 // Peter Bartok pbartok@novell.com
31 using System.Drawing.Imaging;
32 using System.ComponentModel;
33 using System.Collections;
34 using System.Diagnostics;
36 using System.Runtime.InteropServices;
41 namespace System.Windows.Forms {
42 internal class XplatUIWin32 : XplatUIDriver {
43 #region Local Variables
44 private static XplatUIWin32 instance;
45 private static int ref_count;
46 private static IntPtr FosterParent;
48 internal static MouseButtons mouse_state;
49 internal static Point mouse_position;
50 internal static bool grab_confined;
51 internal static IntPtr grab_hwnd;
52 internal static Rectangle grab_area;
53 internal static WndProc wnd_proc;
54 internal static IntPtr prev_mouse_hwnd;
55 internal static IntPtr override_cursor;
56 internal static bool caret_visible;
58 internal static bool themes_enabled;
59 private Hashtable timer_list;
60 private static Queue message_queue;
61 private static IntPtr clip_magic = new IntPtr(27051977);
62 private static int scroll_width;
63 private static int scroll_height;
64 private static Hashtable wm_nc_registered;
65 private static RECT clipped_cursor_rect;
66 private Hashtable registered_classes;
67 private Hwnd HwndCreating; // the Hwnd we are currently creating (see CreateWindow)
69 #endregion // Local Variables
71 #region Private Structs
72 [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)]
73 private struct WNDCLASS {
75 internal WndProc lpfnWndProc;
76 internal int cbClsExtra;
77 internal int cbWndExtra;
78 internal IntPtr hInstance;
79 internal IntPtr hIcon;
80 internal IntPtr hCursor;
81 internal IntPtr hbrBackground;
82 [MarshalAs(UnmanagedType.LPWStr)]
83 internal string lpszMenuName;
84 [MarshalAs(UnmanagedType.LPWStr)]
85 internal string lpszClassName;
88 [StructLayout(LayoutKind.Sequential)]
89 internal struct RECT {
95 public RECT (int left, int top, int right, int bottom)
100 this.bottom = bottom;
103 #region Instance Properties
104 public int Height { get { return bottom - top + 1; } }
105 public int Width { get { return right - left + 1; } }
106 public Size Size { get { return new Size (Width, Height); } }
107 public Point Location { get { return new Point (left, top); } }
110 #region Instance Methods
111 public Rectangle ToRectangle ()
113 return Rectangle.FromLTRB (left, top, right, bottom);
116 public static RECT FromRectangle (Rectangle rectangle)
118 return new RECT (rectangle.Left, rectangle.Top, rectangle.Right, rectangle.Bottom);
121 public override int GetHashCode ()
123 return left ^ ((top << 13) | (top >> 0x13))
124 ^ ((Width << 0x1a) | (Width >> 6))
125 ^ ((Height << 7) | (Height >> 0x19));
128 public override string ToString ()
130 return String.Format("RECT left={0}, top={1}, right={2}, bottom={3}, width={4}, height={5}", left, top, right, bottom, right-left, bottom-top);
134 #region Operator overloads
135 public static implicit operator Rectangle (RECT rect)
137 return Rectangle.FromLTRB (rect.left, rect.top, rect.right, rect.bottom);
140 public static implicit operator RECT (Rectangle rect)
142 return new RECT (rect.Left, rect.Top, rect.Right, rect.Bottom);
147 internal enum SPIAction {
148 SPI_GETKEYBOARDSPEED = 0x000A,
149 SPI_GETKEYBOARDDELAY = 0x0016,
150 SPI_GETWORKAREA = 0x0030,
151 SPI_GETMOUSEHOVERWIDTH = 0x0062,
152 SPI_GETMOUSEHOVERHEIGHT = 0x0064,
153 SPI_GETMOUSEHOVERTIME = 0x0066,
154 SPI_GETWHEELSCROLLLINES = 0x0068
157 internal enum WindowPlacementFlags {
161 SW_SHOWMINIMIZED = 2,
162 SW_SHOWMAXIMIZED = 3,
164 SW_SHOWNOACTIVATE = 4,
167 SW_SHOWMINNOACTIVE = 7,
171 SW_FORCEMINIMIZE = 11,
175 [StructLayout(LayoutKind.Sequential)]
176 private struct WINDOWPLACEMENT {
177 internal uint length;
179 internal WindowPlacementFlags showCmd;
180 internal POINT ptMinPosition;
181 internal POINT ptMaxPosition;
182 internal RECT rcNormalPosition;
185 [StructLayout(LayoutKind.Sequential)]
186 internal struct NCCALCSIZE_PARAMS {
190 internal IntPtr lppos;
194 private enum TMEFlags {
195 TME_HOVER = 0x00000001,
196 TME_LEAVE = 0x00000002,
197 TME_NONCLIENT = 0x00000010,
198 TME_QUERY = unchecked((int)0x40000000),
199 TME_CANCEL = unchecked((int)0x80000000)
202 [StructLayout(LayoutKind.Sequential)]
203 private struct TRACKMOUSEEVENT {
205 internal TMEFlags dwFlags;
206 internal IntPtr hWnd;
207 internal int dwHoverTime;
210 [StructLayout(LayoutKind.Sequential)]
211 private struct PAINTSTRUCT {
214 internal RECT rcPaint;
215 internal int fRestore;
216 internal int fIncUpdate;
217 internal int Reserved1;
218 internal int Reserved2;
219 internal int Reserved3;
220 internal int Reserved4;
221 internal int Reserved5;
222 internal int Reserved6;
223 internal int Reserved7;
224 internal int Reserved8;
227 [StructLayout(LayoutKind.Sequential)]
228 internal struct KEYBDINPUT {
230 internal short wScan;
231 internal Int32 dwFlags;
233 internal UIntPtr dwExtraInfo;
236 [StructLayout(LayoutKind.Sequential)]
237 internal struct MOUSEINPUT {
240 internal Int32 mouseData;
241 internal Int32 dwFlags;
243 internal UIntPtr dwExtraInfo;
246 [StructLayout(LayoutKind.Sequential)]
247 internal struct HARDWAREINPUT {
249 internal short wParamL;
250 internal short wParamH;
253 [StructLayout(LayoutKind.Explicit)]
254 internal struct INPUT {
259 internal MOUSEINPUT mi;
262 internal KEYBDINPUT ki;
265 internal HARDWAREINPUT hi;
269 internal enum InputFlags {
270 KEYEVENTF_EXTENDEDKEY = 0x0001,
271 KEYEVENTF_KEYUP = 0x0002,
272 KEYEVENTF_SCANCODE = 0x0003,
273 KEYEVENTF_UNICODE = 0x0004,
276 internal enum ClassStyle {
277 CS_VREDRAW = 0x00000001,
278 CS_HREDRAW = 0x00000002,
279 CS_KEYCVTWINDOW = 0x00000004,
280 CS_DBLCLKS = 0x00000008,
281 CS_OWNDC = 0x00000020,
282 CS_CLASSDC = 0x00000040,
283 CS_PARENTDC = 0x00000080,
284 CS_NOKEYCVT = 0x00000100,
285 CS_NOCLOSE = 0x00000200,
286 CS_SAVEBITS = 0x00000800,
287 CS_BYTEALIGNCLIENT = 0x00001000,
288 CS_BYTEALIGNWINDOW = 0x00002000,
289 CS_GLOBALCLASS = 0x00004000,
292 CS_DROPSHADOW = 0x00020000
295 internal enum SetWindowPosZOrder {
303 internal enum SetWindowPosFlags {
304 SWP_ASYNCWINDOWPOS = 0x4000,
305 SWP_DEFERERASE = 0x2000,
306 SWP_DRAWFRAME = 0x0020,
307 SWP_FRAMECHANGED = 0x0020,
308 SWP_HIDEWINDOW = 0x0080,
309 SWP_NOACTIVATE = 0x0010,
310 SWP_NOCOPYBITS = 0x0100,
312 SWP_NOOWNERZORDER = 0x0200,
313 SWP_NOREDRAW = 0x0008,
314 SWP_NOREPOSITION = 0x0200,
315 SWP_NOENDSCHANGING = 0x0400,
317 SWP_NOZORDER = 0x0004,
318 SWP_SHOWWINDOW = 0x0040
321 internal enum GetSysColorIndex {
323 COLOR_BACKGROUND = 1,
324 COLOR_ACTIVECAPTION = 2,
325 COLOR_INACTIVECAPTION = 3,
328 COLOR_WINDOWFRAME = 6,
330 COLOR_WINDOWTEXT = 8,
331 COLOR_CAPTIONTEXT = 9,
332 COLOR_ACTIVEBORDER = 10,
333 COLOR_INACTIVEBORDER = 11,
334 COLOR_APPWORKSPACE = 12,
335 COLOR_HIGHLIGHT = 13,
336 COLOR_HIGHLIGHTTEXT = 14,
338 COLOR_BTNSHADOW = 16,
341 COLOR_INACTIVECAPTIONTEXT = 19,
342 COLOR_BTNHIGHLIGHT = 20,
343 COLOR_3DDKSHADOW = 21,
349 COLOR_GRADIENTACTIVECAPTION = 27,
350 COLOR_GRADIENTINACTIVECAPTION = 28,
351 COLOR_MENUHIGHLIGHT = 29,
357 COLOR_3DHIGHLIGHT = 20,
358 COLOR_3DHILIGHT = 20,
359 COLOR_BTNHILIGHT = 20,
360 COLOR_MAXVALUE = 24,/* Maximum value */
363 private enum LoadCursorType {
372 IDC_SIZENWSE = 32642,
373 IDC_SIZENESW = 32643,
379 IDC_APPSTARTING = 32650,
385 private enum WindowLong {
396 private enum LogBrushStyle {
405 BS_DIBPATTERN8X8 = 8,
410 private enum LogBrushHatch {
411 HS_HORIZONTAL = 0, /* ----- */
412 HS_VERTICAL = 1, /* ||||| */
413 HS_FDIAGONAL = 2, /* \\\\\ */
414 HS_BDIAGONAL = 3, /* ///// */
415 HS_CROSS = 4, /* +++++ */
416 HS_DIAGCROSS = 5, /* xxxxx */
419 internal struct COLORREF {
426 [StructLayout(LayoutKind.Sequential)]
427 private struct LOGBRUSH {
428 internal LogBrushStyle lbStyle;
429 internal COLORREF lbColor;
430 internal LogBrushHatch lbHatch;
433 [StructLayout(LayoutKind.Sequential)]
434 internal struct TEXTMETRIC {
435 internal int tmHeight;
436 internal int tmAscent;
437 internal int tmDescent;
438 internal int tmInternalLeading;
439 internal int tmExternalLeading;
440 internal int tmAveCharWidth;
441 internal int tmMaxCharWidth;
442 internal int tmWeight;
443 internal int tmOverhang;
444 internal int tmDigitizedAspectX;
445 internal int tmDigitizedAspectY;
446 internal short tmFirstChar;
447 internal short tmLastChar;
448 internal short tmDefaultChar;
449 internal short tmBreakChar;
450 internal byte tmItalic;
451 internal byte tmUnderlined;
452 internal byte tmStruckOut;
453 internal byte tmPitchAndFamily;
454 internal byte tmCharSet;
457 public enum TernaryRasterOperations : uint
459 SRCCOPY = 0x00CC0020,
460 SRCPAINT = 0x00EE0086,
462 SRCINVERT = 0x00660046,
463 SRCERASE = 0x00440328,
464 NOTSRCCOPY = 0x00330008,
465 NOTSRCERASE = 0x001100A6,
466 MERGECOPY = 0x00C000CA,
467 MERGEPAINT = 0x00BB0226,
468 PATCOPY = 0x00F00021,
469 PATPAINT = 0x00FB0A09,
470 PATINVERT = 0x005A0049,
471 DSTINVERT = 0x00550009,
472 BLACKNESS = 0x00000042,
473 WHITENESS = 0x00FF0062
477 private enum ScrollWindowExFlags {
479 SW_SCROLLCHILDREN = 0x0001,
480 SW_INVALIDATE = 0x0002,
482 SW_SMOOTHSCROLL = 0x0010
485 internal enum SystemMetrics {
502 SM_CXFULLSCREEN = 16,
503 SM_CYFULLSCREEN = 17,
504 SM_CYKANJIWINDOW = 18,
505 SM_MOUSEPRESENT = 19,
524 SM_CXICONSPACING = 38,
525 SM_CYICONSPACING = 39,
526 SM_MENUDROPALIGNMENT = 40,
529 SM_CMOUSEBUTTONS = 43,
530 SM_CXFIXEDFRAME = SM_CXDLGFRAME,
531 SM_CYFIXEDFRAME = SM_CYDLGFRAME,
532 SM_CXSIZEFRAME = SM_CXFRAME,
533 SM_CYSIZEFRAME = SM_CYFRAME,
537 SM_CXMINSPACING = 47,
538 SM_CYMINSPACING = 48,
561 SM_MIDEASTENABLED = 74,
562 SM_MOUSEWHEELPRESENT = 75,
563 SM_XVIRTUALSCREEN = 76,
564 SM_YVIRTUALSCREEN = 77,
565 SM_CXVIRTUALSCREEN = 78,
566 SM_CYVIRTUALSCREEN = 79,
568 SM_SAMEDISPLAYFORMAT = 81,
570 SM_CXFOCUSBORDER = 83,
571 SM_CYFOCUSBORDER = 84,
577 // We'll only support _WIN32_IE < 0x0500 for now
578 internal enum NotifyIconMessage {
579 NIM_ADD = 0x00000000,
580 NIM_MODIFY = 0x00000001,
581 NIM_DELETE = 0x00000002,
585 internal enum NotifyIconFlags {
586 NIF_MESSAGE = 0x00000001,
587 NIF_ICON = 0x00000002,
588 NIF_TIP = 0x00000004,
591 [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)]
592 internal struct NOTIFYICONDATA {
593 internal uint cbSize;
594 internal IntPtr hWnd;
596 internal NotifyIconFlags uFlags;
597 internal uint uCallbackMessage;
598 internal IntPtr hIcon;
599 [MarshalAs(UnmanagedType.ByValTStr, SizeConst=64)]
600 internal string szTip;
604 internal enum DCExFlags {
605 DCX_WINDOW = 0x00000001,
606 DCX_CACHE = 0x00000002,
607 DCX_NORESETATTRS = 0x00000004,
608 DCX_CLIPCHILDREN = 0x00000008,
609 DCX_CLIPSIBLINGS = 0x00000010,
610 DCX_PARENTCLIP = 0x00000020,
611 DCX_EXCLUDERGN = 0x00000040,
612 DCX_INTERSECTRGN = 0x00000080,
613 DCX_EXCLUDEUPDATE = 0x00000100,
614 DCX_INTERSECTUPDATE = 0x00000200,
615 DCX_LOCKWINDOWUPDATE = 0x00000400,
616 DCX_USESTYLE = 0x00010000,
617 DCX_VALIDATE = 0x00200000
620 [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)]
621 internal struct CLIENTCREATESTRUCT {
622 internal IntPtr hWindowMenu;
623 internal uint idFirstChild;
626 private enum ClassLong : int {
628 GCL_HBRBACKGROUND = -10,
632 GCL_CBWNDEXTRA = -18,
633 GCL_CBCLSEXTRA = -20,
641 internal enum GAllocFlags : uint {
643 GMEM_MOVEABLE = 0x0002,
644 GMEM_NOCOMPACT = 0x0010,
645 GMEM_NODISCARD = 0x0020,
646 GMEM_ZEROINIT = 0x0040,
647 GMEM_MODIFY = 0x0080,
648 GMEM_DISCARDABLE = 0x0100,
649 GMEM_NOT_BANKED = 0x1000,
651 GMEM_DDESHARE = 0x2000,
652 GMEM_NOTIFY = 0x4000,
653 GMEM_LOWER = GMEM_NOT_BANKED,
654 GMEM_VALID_FLAGS = 0x7F72,
655 GMEM_INVALID_HANDLE = 0x8000,
656 GHND = (GMEM_MOVEABLE | GMEM_ZEROINIT),
657 GPTR = (GMEM_FIXED | GMEM_ZEROINIT)
660 internal enum ROP2DrawMode : int {
680 internal enum PenStyle : int {
692 internal enum PatBltRop : int {
694 PATINVERT = 0x5a0049,
695 DSTINVERT = 0x550009,
696 BLACKNESS = 0x000042,
697 WHITENESS = 0xff0062,
700 internal enum StockObject : int {
707 HOLLOW_BRUSH = NULL_BRUSH,
712 ANSI_FIXED_FONT = 11,
715 DEVICE_DEFAULT_FONT = 14,
716 DEFAULT_PALETTE = 15,
717 SYSTEM_FIXED_FONT = 16
720 internal enum HatchStyle : int {
730 internal enum SndFlags : int {
733 SND_NODEFAULT = 0x0002,
737 SND_NOWAIT = 0x00002000,
738 SND_ALIAS = 0x00010000,
739 SND_ALIAS_ID = 0x00110000,
740 SND_FILENAME = 0x00020000,
741 SND_RESOURCE = 0x00040004,
743 SND_APPLICATION = 0x0080,
747 internal enum LayeredWindowAttributes : int {
755 #region Constructor & Destructor
756 private XplatUIWin32() {
757 // Handle singleton stuff first
760 mouse_state = MouseButtons.None;
761 mouse_position = Point.Empty;
763 message_queue = new Queue();
765 themes_enabled = false;
767 wnd_proc = new WndProc(InternalWndProc);
769 FosterParent=Win32CreateWindow((int)WindowExStyles.WS_EX_TOOLWINDOW, "static", "Foster Parent Window", (int)WindowStyles.WS_OVERLAPPEDWINDOW, 0, 0, 0, 0, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
771 if (FosterParent==IntPtr.Zero) {
772 Win32MessageBox(IntPtr.Zero, "Could not create foster window, win32 error " + Win32GetLastError().ToString(), "Oops", 0);
775 scroll_height = Win32GetSystemMetrics(SystemMetrics.SM_CYHSCROLL);
776 scroll_width = Win32GetSystemMetrics(SystemMetrics.SM_CXVSCROLL);
778 timer_list = new Hashtable ();
779 registered_classes = new Hashtable ();
781 #endregion // Constructor & Destructor
783 #region Private Support Methods
785 private string RegisterWindowClass (int classStyle)
789 lock (registered_classes) {
790 class_name = (string)registered_classes[classStyle];
792 if (class_name != null)
795 class_name = string.Format ("Mono.WinForms.{0}.{1}", System.Threading.Thread.GetDomainID ().ToString (), classStyle);
799 wndClass.style = classStyle;
800 wndClass.lpfnWndProc = wnd_proc;
801 wndClass.cbClsExtra = 0;
802 wndClass.cbWndExtra = 0;
803 wndClass.hbrBackground = (IntPtr)(GetSysColorIndex.COLOR_WINDOW + 1);
804 wndClass.hCursor = Win32LoadCursor (IntPtr.Zero, LoadCursorType.IDC_ARROW);
805 wndClass.hIcon = IntPtr.Zero;
806 wndClass.hInstance = IntPtr.Zero;
807 wndClass.lpszClassName = class_name;
808 wndClass.lpszMenuName = "";
810 bool result = Win32RegisterClass (ref wndClass);
813 Win32MessageBox (IntPtr.Zero, "Could not register the window class, win32 error " + Win32GetLastError ().ToString (), "Oops", 0);
815 registered_classes[classStyle] = class_name;
821 private static bool RetrieveMessage(ref MSG msg) {
824 if (message_queue.Count == 0) {
828 message = (MSG)message_queue.Dequeue();
834 private static bool StoreMessage(ref MSG msg) {
835 MSG message = new MSG();
838 message_queue.Enqueue(message);
843 internal static String AnsiToString(IntPtr ansi_data) {
844 return (string)Marshal.PtrToStringAnsi(ansi_data);
847 internal static String UnicodeToString(IntPtr unicode_data) {
848 return (string)Marshal.PtrToStringUni(unicode_data);
851 internal static Image DIBtoImage(IntPtr dib_data) {
852 BITMAPINFOHEADER bmi;
863 bmi = (BITMAPINFOHEADER)Marshal.PtrToStructure(dib_data, typeof(BITMAPINFOHEADER));
865 ncolors = (int)bmi.biClrUsed;
867 if (bmi.biBitCount < 24) {
868 ncolors = (int)(1 << bmi.biBitCount);
871 //palettesize = ncolors * 4;
873 imagesize = (int)bmi.biSizeImage;
874 if (imagesize == 0) {
875 imagesize = (int)(((((bmi.biWidth * bmi.biBitCount) + 31) & ~31) >> 3) * bmi.biHeight);
878 switch(bmi.biBitCount) {
879 case 1: { // Monochrome
880 bmp = new Bitmap(bmi.biWidth, bmi.biHeight, PixelFormat.Format1bppIndexed);
881 palette = new int[2];
886 bmp = new Bitmap(bmi.biWidth, bmi.biHeight, PixelFormat.Format4bppIndexed);
887 palette = new int[16];
892 bmp = new Bitmap(bmi.biWidth, bmi.biHeight, PixelFormat.Format8bppIndexed);
893 palette = new int[256];
899 bmp = new Bitmap(bmi.biWidth, bmi.biHeight, PixelFormat.Format32bppArgb);
900 palette = new int[0];
905 throw new Exception("Unexpected number of bits:" + bmi.biBitCount.ToString());
909 if (bmi.biBitCount < 24) {
910 pal = bmp.Palette; // Managed palette
911 Marshal.Copy((IntPtr)((int)dib_data + Marshal.SizeOf(typeof(BITMAPINFOHEADER))), palette, 0, palette.Length);
913 for (int i = 0; i < ncolors; i++) {
914 pal.Entries[i] = Color.FromArgb(palette[i] | unchecked((int)0xff000000));
919 bytesPerLine = (int)((((bmi.biWidth * bmi.biBitCount) + 31) & ~31) >> 3);
920 bits = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.WriteOnly, bmp.PixelFormat);
922 imagebits = new byte[bytesPerLine];
924 for (int y = 0; y < bmi.biHeight; y++) {
925 // Copy from source to managed
926 Marshal.Copy((IntPtr)((int)dib_data + Marshal.SizeOf(typeof(BITMAPINFOHEADER)) + palette.Length * 4 + bytesPerLine * y), imagebits, 0, bytesPerLine);
928 // Copy from managed to dest
929 Marshal.Copy(imagebits, 0, (IntPtr)((int)bits.Scan0 + bits.Stride * (bmi.biHeight - 1 - y)), imagebits.Length);
932 bmp.UnlockBits(bits);
937 internal static byte[] ImageToDIB(Image image) {
942 ms = new MemoryStream();
943 image.Save(ms, ImageFormat.Bmp);
944 buffer = ms.GetBuffer();
946 // Filter out the file header
947 retbuf = new byte[buffer.Length];
948 Array.Copy(buffer, 14, retbuf, 0, buffer.Length - 14);
952 internal static IntPtr DupGlobalMem(IntPtr mem) {
958 len = Win32GlobalSize(mem);
959 mem_ptr = Win32GlobalLock(mem);
961 dup = Win32GlobalAlloc(GAllocFlags.GMEM_MOVEABLE, (int)len);
962 dup_ptr = Win32GlobalLock(dup);
964 Win32CopyMemory(dup_ptr, mem_ptr, (int)len);
966 Win32GlobalUnlock(mem);
967 Win32GlobalUnlock(dup);
971 #endregion // Private Support Methods
973 #region Static Properties
974 internal override Keys ModifierKeys {
979 key_state = Keys.None;
981 state = Win32GetKeyState(VirtualKeys.VK_SHIFT);
982 if ((state & 0x8000) != 0) {
983 key_state |= Keys.Shift;
985 state = Win32GetKeyState(VirtualKeys.VK_CONTROL);
986 if ((state & 0x8000) != 0) {
987 key_state |= Keys.Control;
990 state = Win32GetKeyState(VirtualKeys.VK_MENU);
991 if ((state & 0x8000) != 0) {
992 key_state |= Keys.Alt;
999 internal override MouseButtons MouseButtons {
1005 internal override Point MousePosition {
1007 return mouse_position;
1011 internal override Size MouseHoverSize {
1016 Win32SystemParametersInfo(SPIAction.SPI_GETMOUSEHOVERWIDTH, 0, ref width, 0);
1017 Win32SystemParametersInfo(SPIAction.SPI_GETMOUSEHOVERWIDTH, 0, ref height, 0);
1018 return new Size(width, height);
1022 internal override int MouseHoverTime {
1026 Win32SystemParametersInfo(SPIAction.SPI_GETMOUSEHOVERTIME, 0, ref time, 0);
1031 internal override int MouseWheelScrollDelta {
1034 Win32SystemParametersInfo(SPIAction.SPI_GETWHEELSCROLLLINES, 0, ref delta, 0);
1039 internal override int HorizontalScrollBarHeight {
1041 return scroll_height;
1045 internal override bool UserClipWontExposeParent {
1052 internal override int VerticalScrollBarWidth {
1054 return scroll_width;
1058 internal override int MenuHeight {
1060 return Win32GetSystemMetrics(SystemMetrics.SM_CYMENU);
1064 internal override bool DropTarget {
1071 //throw new NotImplementedException("Need to figure out D'n'D for Win32");
1076 internal override int Caption {
1078 return Win32GetSystemMetrics(SystemMetrics.SM_CYCAPTION);
1082 internal override Size CursorSize {
1084 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR), Win32GetSystemMetrics(SystemMetrics.SM_CYCURSOR));
1088 internal override bool DragFullWindows {
1094 internal override Size DragSize {
1096 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXDRAG), Win32GetSystemMetrics(SystemMetrics.SM_CYDRAG));
1100 internal override Size FrameBorderSize {
1102 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXFRAME), Win32GetSystemMetrics(SystemMetrics.SM_CYFRAME));
1106 internal override Size IconSize {
1108 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXICON), Win32GetSystemMetrics(SystemMetrics.SM_CYICON));
1112 internal override Size MaxWindowTrackSize {
1114 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXMAXTRACK), Win32GetSystemMetrics(SystemMetrics.SM_CYMAXTRACK));
1118 internal override Size MinimizedWindowSize {
1120 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXMINIMIZED), Win32GetSystemMetrics(SystemMetrics.SM_CYMINIMIZED));
1124 internal override Size MinimizedWindowSpacingSize {
1126 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXMINSPACING), Win32GetSystemMetrics(SystemMetrics.SM_CYMINSPACING));
1130 internal override Size MinimumWindowSize {
1132 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXMIN), Win32GetSystemMetrics(SystemMetrics.SM_CYMIN));
1136 internal override Size MinWindowTrackSize {
1138 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXMINTRACK), Win32GetSystemMetrics(SystemMetrics.SM_CYMINTRACK));
1142 internal override Size SmallIconSize {
1144 return new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXSMICON), Win32GetSystemMetrics(SystemMetrics.SM_CYSMICON));
1148 internal override int MouseButtonCount {
1150 return Win32GetSystemMetrics(SystemMetrics.SM_CMOUSEBUTTONS);
1154 internal override bool MouseButtonsSwapped {
1156 return Win32GetSystemMetrics(SystemMetrics.SM_SWAPBUTTON) != 0;
1160 internal override bool MouseWheelPresent {
1162 return Win32GetSystemMetrics(SystemMetrics.SM_MOUSEWHEELPRESENT) != 0;
1166 internal override Rectangle VirtualScreen {
1168 return new Rectangle( Win32GetSystemMetrics(SystemMetrics.SM_XVIRTUALSCREEN), Win32GetSystemMetrics(SystemMetrics.SM_YVIRTUALSCREEN),
1169 Win32GetSystemMetrics(SystemMetrics.SM_CXVIRTUALSCREEN), Win32GetSystemMetrics(SystemMetrics.SM_CYVIRTUALSCREEN));
1173 internal override Rectangle WorkingArea {
1178 Win32SystemParametersInfo(SPIAction.SPI_GETWORKAREA, 0, ref rect, 0);
1179 return new Rectangle(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top);
1180 //return new Rectangle(0, 0, Win32GetSystemMetrics(SystemMetrics.SM.SM_CXSCREEN), Win32GetSystemMetrics(SystemMetrics.SM_CYSCREEN));
1184 internal override bool ThemesEnabled {
1186 return XplatUIWin32.themes_enabled;
1191 #endregion // Static Properties
1193 #region Singleton Specific Code
1194 public static XplatUIWin32 GetInstance() {
1195 if (instance==null) {
1196 instance=new XplatUIWin32();
1202 public int Reference {
1209 #region Public Static Methods
1210 internal override IntPtr InitializeDriver() {
1214 internal override void ShutdownDriver(IntPtr token) {
1215 Console.WriteLine("XplatUIWin32 ShutdownDriver called");
1219 internal void Version() {
1220 Console.WriteLine("Xplat version $revision: $");
1223 internal override void AudibleAlert() {
1224 Win32PlaySound("Default", IntPtr.Zero, SndFlags.SND_ALIAS | SndFlags.SND_ASYNC | SndFlags.SND_NOSTOP | SndFlags.SND_NOWAIT);
1227 internal override void GetDisplaySize(out Size size) {
1230 Win32GetWindowRect(Win32GetDesktopWindow(), out rect);
1232 size = new Size(rect.right - rect.left, rect.bottom - rect.top);
1235 internal override void EnableThemes() {
1236 themes_enabled=true;
1239 internal override IntPtr CreateWindow(CreateParams cp) {
1240 IntPtr WindowHandle;
1241 IntPtr ParentHandle;
1246 ParentHandle=cp.Parent;
1248 if ((ParentHandle==IntPtr.Zero) && (cp.Style & (int)(WindowStyles.WS_CHILD))!=0) {
1249 // We need to use our foster parent window until this poor child gets it's parent assigned
1250 ParentHandle = FosterParent;
1253 if ( ((cp.Style & (int)(WindowStyles.WS_CHILD | WindowStyles.WS_POPUP))==0) && ((cp.ExStyle & (int)WindowExStyles.WS_EX_APPWINDOW) == 0)) {
1254 // If we want to be hidden from the taskbar we need to be 'owned' by
1255 // something not on the taskbar. FosterParent is just that
1256 ParentHandle = FosterParent;
1261 string class_name = RegisterWindowClass (cp.ClassStyle);
1262 HwndCreating = hwnd;
1264 WindowHandle = Win32CreateWindow ((uint)cp.ExStyle, class_name, cp.Caption, (uint)cp.Style, cp.X, cp.Y, cp.Width, cp.Height, ParentHandle, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
1266 HwndCreating = null;
1268 if (WindowHandle==IntPtr.Zero) {
1269 uint error = Win32GetLastError();
1271 Win32MessageBox(IntPtr.Zero, "Error : " + error.ToString(), "Failed to create window, class '"+cp.ClassName+"'", 0);
1274 hwnd.ClientWindow = WindowHandle;
1276 Win32SetWindowLong(WindowHandle, WindowLong.GWL_USERDATA, (uint)ThemeEngine.Current.DefaultControlBackColor.ToArgb());
1278 return WindowHandle;
1281 internal override IntPtr CreateWindow(IntPtr Parent, int X, int Y, int Width, int Height) {
1282 CreateParams create_params = new CreateParams();
1284 create_params.Caption = "";
1285 create_params.X = X;
1286 create_params.Y = Y;
1287 create_params.Width = Width;
1288 create_params.Height = Height;
1290 create_params.ClassName=XplatUI.DefaultClassName;
1291 create_params.ClassStyle = 0;
1292 create_params.ExStyle=0;
1293 create_params.Parent=IntPtr.Zero;
1294 create_params.Param=0;
1296 return CreateWindow(create_params);
1299 internal override void DestroyWindow(IntPtr handle) {
1302 hwnd = Hwnd.ObjectFromHandle(handle);
1303 Win32DestroyWindow(handle);
1308 internal override void SetWindowMinMax(IntPtr handle, Rectangle maximized, Size min, Size max) {
1309 // We do nothing, Form has to handle WM_GETMINMAXINFO
1313 internal override FormWindowState GetWindowState(IntPtr handle) {
1316 style = Win32GetWindowLong(handle, WindowLong.GWL_STYLE);
1317 if ((style & (uint)WindowStyles.WS_MAXIMIZE) != 0) {
1318 return FormWindowState.Maximized;
1319 } else if ((style & (uint)WindowStyles.WS_MINIMIZE) != 0) {
1320 return FormWindowState.Minimized;
1322 return FormWindowState.Normal;
1325 internal override void SetWindowState(IntPtr hwnd, FormWindowState state) {
1327 case FormWindowState.Normal: {
1328 Win32ShowWindow(hwnd, WindowPlacementFlags.SW_RESTORE);
1332 case FormWindowState.Minimized: {
1333 Win32ShowWindow(hwnd, WindowPlacementFlags.SW_MINIMIZE);
1337 case FormWindowState.Maximized: {
1338 Win32ShowWindow(hwnd, WindowPlacementFlags.SW_MAXIMIZE);
1344 internal override void SetWindowStyle(IntPtr handle, CreateParams cp) {
1348 Win32SetWindowLong(handle, WindowLong.GWL_STYLE, (uint)cp.Style);
1349 Win32SetWindowLong(handle, WindowLong.GWL_EXSTYLE, (uint)cp.ExStyle);
1351 if ((cp.ExStyle & (int) WindowExStyles.WS_EX_TOOLWINDOW) > 0)
1352 XplatUI.RequestNCRecalc (handle);
1355 internal override double GetWindowTransparency(IntPtr handle)
1357 LayeredWindowAttributes lwa;
1361 if (0 == Win32GetLayeredWindowAttributes (handle, out clrRef, out alpha, out lwa))
1364 return ((double)alpha) / 255.0;
1367 internal override void SetWindowTransparency(IntPtr handle, double transparency, Color key) {
1368 LayeredWindowAttributes lwa = LayeredWindowAttributes.LWA_ALPHA;
1369 byte opacity = (byte)(transparency*255);
1370 COLORREF clrRef = new COLORREF();
1371 if (key != Color.Empty) {
1375 lwa = (LayeredWindowAttributes)( (int)lwa | (int)LayeredWindowAttributes.LWA_COLORKEY );
1380 Win32SetLayeredWindowAttributes(handle, clrRef, opacity, lwa);
1383 TransparencySupport support;
1384 bool queried_transparency_support;
1385 internal override TransparencySupport SupportsTransparency() {
1386 if (queried_transparency_support)
1390 support = TransparencySupport.None;
1394 Win32SetLayeredWindowAttributes (IntPtr.Zero, new COLORREF (), 255, LayeredWindowAttributes.LWA_ALPHA);
1396 catch (EntryPointNotFoundException) { flag = false; }
1397 catch { /* swallow everything else */ }
1399 if (flag) support |= TransparencySupport.Set;
1403 LayeredWindowAttributes lwa;
1407 Win32GetLayeredWindowAttributes (IntPtr.Zero, out clrRef, out alpha, out lwa);
1409 catch (EntryPointNotFoundException) { flag = false; }
1410 catch { /* swallow everything else */ }
1412 if (flag) support |= TransparencySupport.Get;
1414 queried_transparency_support = true;
1418 internal override void UpdateWindow(IntPtr handle) {
1419 Win32UpdateWindow(handle);
1422 internal override PaintEventArgs PaintEventStart(IntPtr handle, bool client) {
1425 PaintEventArgs paint_event;
1427 Rectangle clip_rect;
1430 clip_rect = new Rectangle();
1432 ps = new PAINTSTRUCT();
1434 hwnd = Hwnd.ObjectFromHandle(handle);
1437 if (Win32GetUpdateRect(handle, ref rect, false)) {
1438 hdc = Win32BeginPaint(handle, ref ps);
1440 hwnd.drawing_stack.Push (ps);
1442 clip_rect = new Rectangle(ps.rcPaint.left, ps.rcPaint.top, ps.rcPaint.right-ps.rcPaint.left, ps.rcPaint.bottom-ps.rcPaint.top);
1444 hdc = Win32GetDC(handle);
1445 // FIXME: Add the DC to internal list
1447 hwnd.drawing_stack.Push (null);
1449 clip_rect = new Rectangle(rect.top, rect.left, rect.right-rect.left, rect.bottom-rect.top);
1452 hdc = Win32GetWindowDC (handle);
1454 hwnd.drawing_stack.Push (hdc);
1456 // HACK this in for now
1457 Win32GetWindowRect (handle, out rect);
1458 clip_rect = new Rectangle(0, 0, rect.right-rect.left, rect.bottom-rect.top);
1461 Graphics dc = Graphics.FromHdc(hdc);
1462 hwnd.drawing_stack.Push (dc);
1464 paint_event = new PaintEventArgs(dc, clip_rect);
1469 internal override void PaintEventEnd(IntPtr handle, bool client) {
1472 hwnd = Hwnd.ObjectFromHandle(handle);
1474 Graphics dc = (Graphics)hwnd.drawing_stack.Pop();
1478 object o = hwnd.drawing_stack.Pop();
1480 PAINTSTRUCT ps = (PAINTSTRUCT)o;
1481 Win32EndPaint(handle, ref ps);
1484 IntPtr hdc = (IntPtr)hwnd.drawing_stack.Pop();
1485 Win32ReleaseDC(handle, hdc);
1490 internal override void SetWindowPos(IntPtr handle, int x, int y, int width, int height) {
1491 Win32MoveWindow(handle, x, y, width, height, true);
1495 internal override void GetWindowPos(IntPtr handle, bool is_toplevel, out int x, out int y, out int width, out int height, out int client_width, out int client_height) {
1500 Win32GetWindowRect(handle, out rect);
1501 width = rect.right - rect.left;
1502 height = rect.bottom - rect.top;
1507 parent = Win32GetParent(handle);
1508 Win32ScreenToClient(parent, ref pt);
1513 Win32GetClientRect(handle, out rect);
1514 client_width = rect.right - rect.left;
1515 client_height = rect.bottom - rect.top;
1519 internal override void Activate(IntPtr handle) {
1520 Win32SetActiveWindow(handle);
1523 internal override void Invalidate(IntPtr handle, Rectangle rc, bool clear) {
1528 rect.right=rc.Right;
1529 rect.bottom=rc.Bottom;
1530 Win32InvalidateRect(handle, ref rect, clear);
1534 internal override void InvalidateNC (IntPtr handle)
1536 // found this gem at
1537 // http://www.dotnet247.com/247reference/msgs/58/292037.aspx
1538 Win32SetWindowPos(handle, IntPtr.Zero,
1540 SetWindowPosFlags.SWP_NOMOVE |
1541 SetWindowPosFlags.SWP_NOSIZE |
1542 SetWindowPosFlags.SWP_NOZORDER |
1543 SetWindowPosFlags.SWP_NOACTIVATE |
1544 SetWindowPosFlags.SWP_DRAWFRAME);
1547 private IntPtr InternalWndProc (IntPtr hWnd, Msg msg, IntPtr wParam, IntPtr lParam)
1549 if (HwndCreating != null && HwndCreating.ClientWindow == IntPtr.Zero)
1550 HwndCreating.ClientWindow = hWnd;
1551 return NativeWindow.WndProc (hWnd, msg, wParam, lParam);
1554 internal override IntPtr DefWndProc(ref Message msg) {
1555 msg.Result=Win32DefWindowProc(msg.HWnd, (Msg)msg.Msg, msg.WParam, msg.LParam);
1559 internal override void HandleException(Exception e) {
1560 StackTrace st = new StackTrace(e);
1561 Win32MessageBox(IntPtr.Zero, e.Message+st.ToString(), "Exception", 0);
1562 Console.WriteLine("{0}{1}", e.Message, st.ToString());
1565 internal override void DoEvents() {
1566 MSG msg = new MSG();
1568 if (override_cursor != IntPtr.Zero) {
1569 Cursor.Current = null;
1572 while (GetMessage(ref msg, IntPtr.Zero, 0, 0, false)) {
1573 XplatUI.TranslateMessage(ref msg);
1574 XplatUI.DispatchMessage(ref msg);
1578 internal override bool PeekMessage(Object queue_id, ref MSG msg, IntPtr hWnd, int wFilterMin, int wFilterMax, uint flags) {
1579 return Win32PeekMessage(ref msg, hWnd, wFilterMin, wFilterMax, flags);
1582 internal override void PostQuitMessage(int exitCode) {
1583 Win32PostQuitMessage(exitCode);
1586 internal override void RequestAdditionalWM_NCMessages(IntPtr hwnd, bool hover, bool leave)
1588 if (wm_nc_registered == null)
1589 wm_nc_registered = new Hashtable ();
1591 TMEFlags flags = TMEFlags.TME_NONCLIENT;
1593 flags |= TMEFlags.TME_HOVER;
1595 flags |= TMEFlags.TME_LEAVE;
1597 if (flags == TMEFlags.TME_NONCLIENT) {
1598 if (wm_nc_registered.Contains (hwnd)) {
1599 wm_nc_registered.Remove (hwnd);
1602 if (!wm_nc_registered.Contains (hwnd)) {
1603 wm_nc_registered.Add (hwnd, flags);
1605 wm_nc_registered [hwnd] = flags;
1610 internal override void RequestNCRecalc(IntPtr handle) {
1611 Win32SetWindowPos(handle, IntPtr.Zero, 0, 0, 0, 0, SetWindowPosFlags.SWP_FRAMECHANGED | SetWindowPosFlags.SWP_NOOWNERZORDER | SetWindowPosFlags.SWP_NOSIZE | SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOZORDER | SetWindowPosFlags.SWP_NOACTIVATE);
1614 internal override void ResetMouseHover(IntPtr handle) {
1615 TRACKMOUSEEVENT tme;
1617 tme = new TRACKMOUSEEVENT();
1618 tme.size = Marshal.SizeOf(tme);
1620 tme.dwFlags = TMEFlags.TME_LEAVE | TMEFlags.TME_HOVER;
1621 Win32TrackMouseEvent(ref tme);
1625 internal override bool GetMessage(Object queue_id, ref MSG msg, IntPtr hWnd, int wFilterMin, int wFilterMax) {
1626 return GetMessage(ref msg, hWnd, wFilterMin, wFilterMax, true);
1629 private bool GetMessage(ref MSG msg, IntPtr hWnd, int wFilterMin, int wFilterMax, bool blocking) {
1633 if (RetrieveMessage(ref msg)) {
1638 result = Win32GetMessage(ref msg, hWnd, wFilterMin, wFilterMax);
1640 result = Win32PeekMessage(ref msg, hWnd, wFilterMin, wFilterMax, (uint)PeekMessageFlags.PM_REMOVE);
1646 // We need to fake WM_MOUSE_ENTER
1647 switch (msg.message) {
1648 case Msg.WM_LBUTTONDOWN: {
1649 mouse_state |= MouseButtons.Left;
1653 case Msg.WM_MBUTTONDOWN: {
1654 mouse_state |= MouseButtons.Middle;
1658 case Msg.WM_RBUTTONDOWN: {
1659 mouse_state |= MouseButtons.Right;
1663 case Msg.WM_LBUTTONUP: {
1664 mouse_state &= ~MouseButtons.Left;
1668 case Msg.WM_MBUTTONUP: {
1669 mouse_state &= ~MouseButtons.Middle;
1673 case Msg.WM_RBUTTONUP: {
1674 mouse_state &= ~MouseButtons.Right;
1678 case Msg.WM_ASYNC_MESSAGE: {
1679 XplatUIDriverSupport.ExecuteClientMessage((GCHandle)msg.lParam);
1683 case Msg.WM_MOUSEMOVE: {
1684 if (msg.hwnd != prev_mouse_hwnd) {
1685 TRACKMOUSEEVENT tme;
1687 // The current message will be sent out next time around
1688 StoreMessage(ref msg);
1690 // This is the message we want to send at this point
1691 msg.message = Msg.WM_MOUSE_ENTER;
1693 prev_mouse_hwnd = msg.hwnd;
1695 tme = new TRACKMOUSEEVENT();
1696 tme.size = Marshal.SizeOf(tme);
1697 tme.hWnd = msg.hwnd;
1698 tme.dwFlags = TMEFlags.TME_LEAVE | TMEFlags.TME_HOVER;
1699 Win32TrackMouseEvent(ref tme);
1705 case Msg.WM_NCMOUSEMOVE: {
1706 if (wm_nc_registered == null || !wm_nc_registered.Contains (msg.hwnd))
1709 TRACKMOUSEEVENT tme;
1711 tme = new TRACKMOUSEEVENT ();
1712 tme.size = Marshal.SizeOf(tme);
1713 tme.hWnd = msg.hwnd;
1714 tme.dwFlags = (TMEFlags)wm_nc_registered[msg.hwnd];
1715 Win32TrackMouseEvent (ref tme);
1719 case Msg.WM_DROPFILES: {
1720 return Win32DnD.HandleWMDropFiles(ref msg);
1723 case Msg.WM_MOUSELEAVE: {
1724 prev_mouse_hwnd = IntPtr.Zero;
1728 case Msg.WM_TIMER: {
1729 Timer timer=(Timer)timer_list[(int)msg.wParam];
1731 if (timer != null) {
1741 internal override bool TranslateMessage(ref MSG msg) {
1742 return Win32TranslateMessage(ref msg);
1745 internal override IntPtr DispatchMessage(ref MSG msg) {
1746 return Win32DispatchMessage(ref msg);
1749 internal override bool SetZOrder(IntPtr hWnd, IntPtr AfterhWnd, bool Top, bool Bottom) {
1751 Win32SetWindowPos(hWnd, SetWindowPosZOrder.HWND_TOP, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE);
1753 } else if (!Bottom) {
1754 Win32SetWindowPos(hWnd, AfterhWnd, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE);
1756 Win32SetWindowPos(hWnd, (IntPtr)SetWindowPosZOrder.HWND_BOTTOM, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE);
1762 internal override bool SetTopmost(IntPtr hWnd, bool Enabled) {
1764 Win32SetWindowPos(hWnd, SetWindowPosZOrder.HWND_TOPMOST, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE | SetWindowPosFlags.SWP_NOACTIVATE);
1767 Win32SetWindowPos(hWnd, SetWindowPosZOrder.HWND_NOTOPMOST, 0, 0, 0, 0, SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE | SetWindowPosFlags.SWP_NOACTIVATE);
1772 internal override bool SetOwner(IntPtr hWnd, IntPtr hWndOwner) {
1773 Win32SetWindowLong(hWnd, WindowLong.GWL_HWNDPARENT, (uint) hWndOwner);
1777 internal override bool Text(IntPtr handle, string text) {
1778 Win32SetWindowText(handle, text);
1782 internal override bool GetText(IntPtr handle, out string text) {
1785 sb = new StringBuilder(256);
1786 Win32GetWindowText(handle, sb, sb.Capacity);
1787 text = sb.ToString();
1791 internal override bool SetVisible (IntPtr handle, bool visible, bool activate)
1794 Control c = Control.FromHandle (handle);
1798 f = (Form)Control.FromHandle (handle);
1799 WindowPlacementFlags flags = WindowPlacementFlags.SW_SHOWNORMAL;
1800 switch (f.WindowState) {
1801 case FormWindowState.Normal: flags = WindowPlacementFlags.SW_SHOWNORMAL; break;
1802 case FormWindowState.Minimized: flags = WindowPlacementFlags.SW_MINIMIZE; break;
1803 case FormWindowState.Maximized: flags = WindowPlacementFlags.SW_MAXIMIZE; break;
1806 if (!f.ActivateOnShow)
1807 flags = WindowPlacementFlags.SW_SHOWNOACTIVATE;
1809 Win32ShowWindow (handle, flags);
1812 if (c.ActivateOnShow)
1813 Win32ShowWindow (handle, WindowPlacementFlags.SW_SHOWNORMAL);
1815 Win32ShowWindow (handle, WindowPlacementFlags.SW_SHOWNOACTIVATE);
1819 Win32ShowWindow (handle, WindowPlacementFlags.SW_HIDE);
1824 internal override bool IsEnabled(IntPtr handle) {
1825 return IsWindowEnabled (handle);
1828 internal override bool IsVisible(IntPtr handle) {
1829 return IsWindowVisible (handle);
1832 internal override IntPtr SetParent(IntPtr handle, IntPtr parent) {
1833 Control c = Control.FromHandle (handle);
1834 if (parent == IntPtr.Zero) {
1836 Win32ShowWindow(handle, WindowPlacementFlags.SW_HIDE);
1840 SetVisible (handle, c.is_visible, true);
1842 if (parent == IntPtr.Zero)
1843 return Win32SetParent (handle, FosterParent);
1845 return Win32SetParent(handle, parent);
1848 // If we ever start using this, we should probably replace FosterParent with IntPtr.Zero
1849 internal override IntPtr GetParent(IntPtr handle) {
1850 return Win32GetParent(handle);
1853 internal override void GrabWindow(IntPtr hWnd, IntPtr ConfineToHwnd) {
1855 Win32SetCapture(hWnd);
1857 if (ConfineToHwnd != IntPtr.Zero) {
1859 Win32GetWindowRect (ConfineToHwnd, out window_rect);
1860 Win32GetClipCursor (out clipped_cursor_rect);
1861 Win32ClipCursor (ref window_rect);
1865 internal override void GrabInfo(out IntPtr hWnd, out bool GrabConfined, out Rectangle GrabArea) {
1867 GrabConfined = grab_confined;
1868 GrabArea = grab_area;
1871 internal override void UngrabWindow(IntPtr hWnd) {
1872 if (!(clipped_cursor_rect.top == 0 && clipped_cursor_rect.bottom == 0 && clipped_cursor_rect.left == 0 && clipped_cursor_rect.right == 0)) {
1873 Win32ClipCursor (ref clipped_cursor_rect);
1874 clipped_cursor_rect = new RECT ();
1877 Win32ReleaseCapture();
1878 grab_hwnd = IntPtr.Zero;
1881 internal override bool CalculateWindowRect(ref Rectangle ClientRect, int Style, int ExStyle, Menu menu, out Rectangle WindowRect) {
1884 rect.left=ClientRect.Left;
1885 rect.top=ClientRect.Top;
1886 rect.right=ClientRect.Right;
1887 rect.bottom=ClientRect.Bottom;
1889 if (!Win32AdjustWindowRectEx(ref rect, Style, menu != null, ExStyle)) {
1890 WindowRect = new Rectangle(ClientRect.Left, ClientRect.Top, ClientRect.Width, ClientRect.Height);
1894 WindowRect = new Rectangle(rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top);
1898 internal override void SetCursor(IntPtr window, IntPtr cursor) {
1899 Win32SetCursor(cursor);
1903 internal override void ShowCursor(bool show) {
1904 Win32ShowCursor(show);
1907 internal override void OverrideCursor(IntPtr cursor) {
1908 Win32SetCursor(cursor);
1911 internal override IntPtr DefineCursor(Bitmap bitmap, Bitmap mask, Color cursor_pixel, Color mask_pixel, int xHotSpot, int yHotSpot) {
1913 Bitmap cursor_bitmap;
1921 // Win32 only allows creation cursors of a certain size
1922 if ((bitmap.Width != Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR)) || (bitmap.Width != Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR))) {
1923 cursor_bitmap = new Bitmap(bitmap, new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR), Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR)));
1924 cursor_mask = new Bitmap(mask, new Size(Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR), Win32GetSystemMetrics(SystemMetrics.SM_CXCURSOR)));
1926 cursor_bitmap = bitmap;
1930 width = cursor_bitmap.Width;
1931 height = cursor_bitmap.Height;
1933 cursor_bits = new Byte[(width / 8) * height];
1934 mask_bits = new Byte[(width / 8) * height];
1936 for (int y = 0; y < height; y++) {
1937 for (int x = 0; x < width; x++) {
1938 pixel = cursor_bitmap.GetPixel(x, y);
1940 if (pixel == cursor_pixel) {
1941 cursor_bits[y * width / 8 + x / 8] |= (byte)(0x80 >> (x % 8));
1944 pixel = cursor_mask.GetPixel(x, y);
1946 if (pixel == mask_pixel) {
1947 mask_bits[y * width / 8 + x / 8] |= (byte)(0x80 >> (x % 8));
1952 cursor = Win32CreateCursor(IntPtr.Zero, xHotSpot, yHotSpot, width, height, mask_bits, cursor_bits);
1957 [MonoTODO("Define the missing cursors")]
1958 internal override IntPtr DefineStdCursor(StdCursor id) {
1960 case StdCursor.AppStarting: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_APPSTARTING);
1961 case StdCursor.Arrow: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW);
1962 case StdCursor.Cross: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_CROSS);
1963 case StdCursor.Default: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW);
1964 case StdCursor.Hand: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_HAND);
1965 case StdCursor.Help: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_HELP);
1966 case StdCursor.HSplit: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1967 case StdCursor.IBeam: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_IBEAM);
1968 case StdCursor.No: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_NO);
1969 case StdCursor.NoMove2D: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1970 case StdCursor.NoMoveHoriz: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1971 case StdCursor.NoMoveVert: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1972 case StdCursor.PanEast: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1973 case StdCursor.PanNE: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1974 case StdCursor.PanNorth: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1975 case StdCursor.PanNW: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1976 case StdCursor.PanSE: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1977 case StdCursor.PanSouth: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1978 case StdCursor.PanSW: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1979 case StdCursor.PanWest: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1980 case StdCursor.SizeAll: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_SIZEALL);
1981 case StdCursor.SizeNESW: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_SIZENESW);
1982 case StdCursor.SizeNS: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_SIZENS);
1983 case StdCursor.SizeNWSE: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_SIZENWSE);
1984 case StdCursor.SizeWE: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_SIZEWE);
1985 case StdCursor.UpArrow: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_UPARROW);
1986 case StdCursor.VSplit: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_ARROW); // FIXME
1987 case StdCursor.WaitCursor: return Win32LoadCursor(IntPtr.Zero, LoadCursorType.IDC_WAIT);
1989 throw new NotImplementedException ();
1992 internal override void DestroyCursor(IntPtr cursor) {
1993 if ((cursor.ToInt32() < (int)LoadCursorType.First) || (cursor.ToInt32() > (int)LoadCursorType.Last)) {
1994 Win32DestroyCursor(cursor);
1999 internal override void GetCursorInfo(IntPtr cursor, out int width, out int height, out int hotspot_x, out int hotspot_y) {
2006 internal override void SetCursorPos(IntPtr handle, int x, int y) {
2007 Win32SetCursorPos(x, y);
2010 internal override Region GetClipRegion(IntPtr hwnd) {
2013 region = new Region();
2015 Win32GetWindowRgn(hwnd, region.GetHrgn(Graphics.FromHwnd(hwnd)));
2020 internal override void SetClipRegion(IntPtr hwnd, Region region) {
2021 Win32SetWindowRgn(hwnd, region.GetHrgn(Graphics.FromHwnd(hwnd)), true);
2024 internal override void EnableWindow(IntPtr handle, bool Enable) {
2025 Win32EnableWindow(handle, Enable);
2028 internal override void EndLoop(System.Threading.Thread thread) {
2032 internal override object StartLoop(System.Threading.Thread thread) {
2036 internal override void SetModal(IntPtr handle, bool Modal) {
2037 // we do nothing on Win32
2040 internal override void GetCursorPos(IntPtr handle, out int x, out int y) {
2043 Win32GetCursorPos(out pt);
2045 if (handle!=IntPtr.Zero) {
2046 Win32ScreenToClient(handle, ref pt);
2053 internal override void ScreenToClient(IntPtr handle, ref int x, ref int y)
2055 POINT pnt = new POINT();
2059 Win32ScreenToClient (handle, ref pnt);
2065 internal override void ClientToScreen(IntPtr handle, ref int x, ref int y) {
2066 POINT pnt = new POINT();
2071 Win32ClientToScreen(handle, ref pnt);
2077 internal override void ScreenToMenu(IntPtr handle, ref int x, ref int y) {
2080 Win32GetWindowRect(handle, out rect);
2081 x -= rect.left + SystemInformation.FrameBorderSize.Width;
2082 y -= rect.top + SystemInformation.FrameBorderSize.Height + ThemeEngine.Current.CaptionHeight;
2086 internal override void MenuToScreen(IntPtr handle, ref int x, ref int y) {
2089 Win32GetWindowRect(handle, out rect);
2090 x += rect.left + SystemInformation.FrameBorderSize.Width;
2091 y += rect.top + SystemInformation.FrameBorderSize.Height + ThemeEngine.Current.CaptionHeight;
2096 internal override void ShowBalloonTip(int timeout, string tipTitle, string tipText, ToolTipIcon tipIcon)
2102 internal override void SendAsyncMethod (AsyncMethodData method)
2104 Win32PostMessage(FosterParent, Msg.WM_ASYNC_MESSAGE, IntPtr.Zero, (IntPtr)GCHandle.Alloc (method));
2107 internal override void SetTimer (Timer timer)
2111 index = timer.GetHashCode();
2114 timer_list[index]=timer;
2117 Win32SetTimer(FosterParent, index, (uint)timer.Interval, IntPtr.Zero);
2120 internal override void KillTimer (Timer timer)
2124 index = timer.GetHashCode();
2126 Win32KillTimer(FosterParent, index);
2129 timer_list.Remove(index);
2133 private void FakeStyles (CreateParams cp)
2135 if (cp.HasWindowManager) {
2136 // Remove all styles but WS_VISIBLE.
2137 cp.WindowStyle &= WindowStyles.WS_VISIBLE;
2138 // Set styles that enables us to use the window manager.
2139 cp.WindowStyle |= WindowStyles.WS_CHILD | WindowStyles.WS_CLIPCHILDREN | WindowStyles.WS_CLIPSIBLINGS;
2144 internal override void CreateCaret(IntPtr hwnd, int width, int height) {
2145 Win32CreateCaret(hwnd, IntPtr.Zero, width, height);
2146 caret_visible = false;
2149 internal override void DestroyCaret(IntPtr hwnd) {
2150 Win32DestroyCaret();
2153 internal override void SetCaretPos(IntPtr hwnd, int x, int y) {
2154 Win32SetCaretPos(x, y);
2157 internal override void CaretVisible(IntPtr hwnd, bool visible) {
2159 if (!caret_visible) {
2160 Win32ShowCaret(hwnd);
2161 caret_visible = true;
2164 if (caret_visible) {
2165 Win32HideCaret(hwnd);
2166 caret_visible = false;
2171 internal override IntPtr GetFocus() {
2172 return Win32GetFocus();
2175 internal override void SetFocus(IntPtr hwnd) {
2176 Win32SetFocus(hwnd);
2179 internal override IntPtr GetActive() {
2180 return Win32GetActiveWindow();
2183 internal override bool GetFontMetrics(Graphics g, Font font, out int ascent, out int descent) {
2187 tm = new TEXTMETRIC();
2189 dc = Win32GetDC(IntPtr.Zero);
2190 Win32SelectObject(dc, font.ToHfont());
2191 if (Win32GetTextMetrics(dc, ref tm) == false) {
2192 Win32ReleaseDC(IntPtr.Zero, dc);
2197 Win32ReleaseDC(IntPtr.Zero, dc);
2199 ascent = tm.tmAscent;
2200 descent = tm.tmDescent;
2205 internal override void ScrollWindow(IntPtr hwnd, Rectangle rectangle, int XAmount, int YAmount, bool with_children) {
2209 rect.left = rectangle.X;
2210 rect.top = rectangle.Y;
2211 rect.right = rectangle.Right;
2212 rect.bottom = rectangle.Bottom;
2214 Win32ScrollWindowEx(hwnd, XAmount, YAmount, IntPtr.Zero, ref rect, IntPtr.Zero, IntPtr.Zero, ScrollWindowExFlags.SW_INVALIDATE | ScrollWindowExFlags.SW_ERASE | (with_children ? ScrollWindowExFlags.SW_SCROLLCHILDREN : ScrollWindowExFlags.SW_NONE));
2215 Win32UpdateWindow(hwnd);
2218 internal override void ScrollWindow(IntPtr hwnd, int XAmount, int YAmount, bool with_children) {
2219 Win32ScrollWindowEx(hwnd, XAmount, YAmount, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, ScrollWindowExFlags.SW_INVALIDATE | ScrollWindowExFlags.SW_ERASE | (with_children ? ScrollWindowExFlags.SW_SCROLLCHILDREN : ScrollWindowExFlags.SW_NONE));
2222 internal override bool SystrayAdd(IntPtr hwnd, string tip, Icon icon, out ToolTip tt) {
2225 nid = new NOTIFYICONDATA();
2227 nid.cbSize = (uint)Marshal.SizeOf(nid);
2230 nid.uCallbackMessage = (uint)Msg.WM_USER;
2231 nid.uFlags = NotifyIconFlags.NIF_MESSAGE;
2235 nid.uFlags |= NotifyIconFlags.NIF_TIP;
2239 nid.hIcon = icon.Handle;
2240 nid.uFlags |= NotifyIconFlags.NIF_ICON;
2245 return Win32Shell_NotifyIcon(NotifyIconMessage.NIM_ADD, ref nid);
2248 internal override bool SystrayChange(IntPtr hwnd, string tip, Icon icon, ref ToolTip tt) {
2251 nid = new NOTIFYICONDATA();
2253 nid.cbSize = (uint)Marshal.SizeOf(nid);
2254 nid.hIcon = icon.Handle;
2257 nid.uCallbackMessage = (uint)Msg.WM_USER;
2258 nid.uFlags = NotifyIconFlags.NIF_MESSAGE;
2262 nid.uFlags |= NotifyIconFlags.NIF_TIP;
2266 nid.hIcon = icon.Handle;
2267 nid.uFlags |= NotifyIconFlags.NIF_ICON;
2270 return Win32Shell_NotifyIcon(NotifyIconMessage.NIM_MODIFY, ref nid);
2273 internal override void SystrayRemove(IntPtr hwnd, ref ToolTip tt) {
2276 nid = new NOTIFYICONDATA();
2278 nid.cbSize = (uint)Marshal.SizeOf(nid);
2283 Win32Shell_NotifyIcon(NotifyIconMessage.NIM_DELETE, ref nid);
2287 internal override void SetBorderStyle(IntPtr handle, FormBorderStyle border_style) {
2288 // Nothing to do on Win32
2291 internal override void SetMenu(IntPtr handle, Menu menu) {
2292 // Trigger WM_NCCALC
2293 Win32SetWindowPos(handle, IntPtr.Zero, 0, 0, 0, 0, SetWindowPosFlags.SWP_FRAMECHANGED | SetWindowPosFlags.SWP_NOMOVE | SetWindowPosFlags.SWP_NOSIZE);
2296 internal override Point GetMenuOrigin(IntPtr handle) {
2297 return new Point(SystemInformation.FrameBorderSize.Width, SystemInformation.FrameBorderSize.Height + ThemeEngine.Current.CaptionHeight);
2300 internal override void SetIcon(IntPtr hwnd, Icon icon) {
2301 Win32SendMessage(hwnd, Msg.WM_SETICON, (IntPtr)1, icon == null ? IntPtr.Zero : icon.Handle); // 1 = large icon (0 would be small)
2304 internal override void ClipboardClose(IntPtr handle) {
2305 if (handle != clip_magic) {
2306 throw new ArgumentException("handle is not a valid clipboard handle");
2308 Win32CloseClipboard();
2311 internal override int ClipboardGetID(IntPtr handle, string format) {
2312 if (handle != clip_magic) {
2313 throw new ArgumentException("handle is not a valid clipboard handle");
2315 if (format == "Text" ) return 1;
2316 else if (format == "Bitmap" ) return 2;
2317 else if (format == "MetaFilePict" ) return 3;
2318 else if (format == "SymbolicLink" ) return 4;
2319 else if (format == "DataInterchangeFormat" ) return 5;
2320 else if (format == "Tiff" ) return 6;
2321 else if (format == "OEMText" ) return 7;
2322 else if (format == "DeviceIndependentBitmap" ) return 8;
2323 else if (format == "Palette" ) return 9;
2324 else if (format == "PenData" ) return 10;
2325 else if (format == "RiffAudio" ) return 11;
2326 else if (format == "WaveAudio" ) return 12;
2327 else if (format == "UnicodeText" ) return 13;
2328 else if (format == "EnhancedMetafile" ) return 14;
2329 else if (format == "FileDrop" ) return 15;
2330 else if (format == "Locale" ) return 16;
2332 return (int)Win32RegisterClipboardFormat(format);
2335 internal override IntPtr ClipboardOpen(bool primary_selection) {
2336 // Win32 does not have primary selection
2337 Win32OpenClipboard(FosterParent);
2341 internal override int[] ClipboardAvailableFormats(IntPtr handle) {
2346 if (handle != clip_magic) {
2354 format = Win32EnumClipboardFormats(format);
2358 } while (format != 0);
2361 result = new int[count];
2365 format = Win32EnumClipboardFormats(format);
2367 result[count++] = (int)format;
2369 } while (format != 0);
2375 internal override object ClipboardRetrieve(IntPtr handle, int type, XplatUI.ClipboardToObject converter) {
2380 if (handle != clip_magic) {
2381 throw new ArgumentException("handle is not a valid clipboard handle");
2384 hmem = Win32GetClipboardData((uint)type);
2385 if (hmem == IntPtr.Zero) {
2389 data = Win32GlobalLock(hmem);
2390 if (data == IntPtr.Zero) {
2391 uint error = Win32GetLastError();
2392 Console.WriteLine("Error: {0}", error);
2398 if (type == DataFormats.GetFormat(DataFormats.Rtf).Id) {
2399 obj = AnsiToString(data);
2400 } else switch ((ClipboardFormats)type) {
2401 case ClipboardFormats.CF_TEXT: {
2402 obj = AnsiToString(data);
2406 case ClipboardFormats.CF_DIB: {
2407 obj = DIBtoImage(data);
2411 case ClipboardFormats.CF_UNICODETEXT: {
2412 obj = UnicodeToString(data);
2417 if (converter != null && !converter(type, data, out obj)) {
2423 Win32GlobalUnlock(hmem);
2429 internal override void ClipboardStore(IntPtr handle, object obj, int type, XplatUI.ObjectToClipboard converter) {
2434 if (handle != clip_magic) {
2435 throw new ArgumentException("handle is not a valid clipboard handle");
2440 Win32EmptyClipboard();
2445 if (obj is string) {
2446 type = (int)ClipboardFormats.CF_UNICODETEXT;
2447 } else if (obj is Image) {
2448 type = (int)ClipboardFormats.CF_DIB;
2452 if (type == DataFormats.GetFormat(DataFormats.Rtf).Id) {
2453 hmem = Marshal.StringToHGlobalAnsi((string)obj);
2454 Win32SetClipboardData((uint)type, hmem);
2456 } else switch((ClipboardFormats)type) {
2457 case ClipboardFormats.CF_UNICODETEXT: {
2458 hmem = Marshal.StringToHGlobalUni((string)obj);
2459 Win32SetClipboardData((uint)type, hmem);
2463 case ClipboardFormats.CF_TEXT: {
2464 hmem = Marshal.StringToHGlobalAnsi((string)obj);
2465 Win32SetClipboardData((uint)type, hmem);
2469 case ClipboardFormats.CF_BITMAP:
2470 case ClipboardFormats.CF_DIB: {
2471 data = ImageToDIB((Image)obj);
2473 hmem = Win32GlobalAlloc(GAllocFlags.GMEM_MOVEABLE | GAllocFlags.GMEM_DDESHARE, data.Length);
2474 hmem_ptr = Win32GlobalLock(hmem);
2475 Marshal.Copy(data, 0, hmem_ptr, data.Length);
2476 Win32GlobalUnlock(hmem);
2477 Win32SetClipboardData((uint)ClipboardFormats.CF_DIB, hmem);
2482 if (converter != null && converter(ref type, obj, out data)) {
2483 hmem = Win32GlobalAlloc(GAllocFlags.GMEM_MOVEABLE | GAllocFlags.GMEM_DDESHARE, data.Length);
2484 hmem_ptr = Win32GlobalLock(hmem);
2485 Marshal.Copy(data, 0, hmem_ptr, data.Length);
2486 Win32GlobalUnlock(hmem);
2487 Win32SetClipboardData((uint)type, hmem);
2494 internal override void SetAllowDrop(IntPtr hwnd, bool allowed) {
2496 Win32DnD.RegisterDropTarget(hwnd);
2498 Win32DnD.UnregisterDropTarget(hwnd);
2502 internal override DragDropEffects StartDrag(IntPtr hwnd, object data, DragDropEffects allowedEffects) {
2503 return Win32DnD.StartDrag(hwnd, data, allowedEffects);
2506 // XXX this doesn't work at all for FrameStyle.Dashed - it draws like Thick, and in the Thick case
2507 // the corners are drawn incorrectly.
2508 internal override void DrawReversibleFrame (Rectangle rectangle, Color backColor, FrameStyle style) {
2512 COLORREF clrRef = new COLORREF();
2514 // If we want the standard hatch pattern we would
2515 // need to create a brush
2517 clrRef.R = backColor.R;
2518 clrRef.G = backColor.G;
2519 clrRef.B = backColor.B;
2522 pen = Win32CreatePen (style == FrameStyle.Thick ? PenStyle.PS_SOLID : PenStyle.PS_DASH,
2523 style == FrameStyle.Thick ? 4 : 2, ref clrRef);
2525 hdc = Win32GetDC(IntPtr.Zero);
2526 Win32SetROP2(hdc, ROP2DrawMode.R2_NOT);
2527 oldpen = Win32SelectObject(hdc, pen);
2529 Win32MoveToEx(hdc, rectangle.Left, rectangle.Top, IntPtr.Zero);
2530 if ((rectangle.Width > 0) && (rectangle.Height > 0)) {
2531 Win32LineTo(hdc, rectangle.Right, rectangle.Top);
2532 Win32LineTo(hdc, rectangle.Right, rectangle.Bottom);
2533 Win32LineTo(hdc, rectangle.Left, rectangle.Bottom);
2534 Win32LineTo(hdc, rectangle.Left, rectangle.Top);
2536 if (rectangle.Width > 0) {
2537 Win32LineTo(hdc, rectangle.Right, rectangle.Top);
2539 Win32LineTo(hdc, rectangle.Left, rectangle.Bottom);
2543 Win32SelectObject(hdc, oldpen);
2544 Win32DeleteObject(pen);
2546 Win32ReleaseDC(IntPtr.Zero, hdc);
2549 internal override void DrawReversibleLine(Point start, Point end, Color backColor) {
2554 COLORREF clrRef = new COLORREF();
2559 Win32ClientToScreen(IntPtr.Zero, ref pt);
2561 // If we want the standard hatch pattern we would
2562 // need to create a brush
2564 clrRef.R = backColor.R;
2565 clrRef.G = backColor.G;
2566 clrRef.B = backColor.B;
2569 pen = Win32CreatePen(PenStyle.PS_SOLID, 1, ref clrRef);
2571 hdc = Win32GetDC(IntPtr.Zero);
2572 Win32SetROP2(hdc, ROP2DrawMode.R2_NOT);
2573 oldpen = Win32SelectObject(hdc, pen);
2575 Win32MoveToEx(hdc, pt.x + start.X, pt.y + start.Y, IntPtr.Zero);
2576 Win32LineTo(hdc, pt.x + end.X, pt.y + end.Y);
2578 Win32SelectObject(hdc, oldpen);
2579 Win32DeleteObject(pen);
2581 Win32ReleaseDC(IntPtr.Zero, hdc);
2584 internal override void FillReversibleRectangle (Rectangle rectangle, Color backColor)
2589 rect.left = rectangle.Left;
2590 rect.top = rectangle.Top;
2591 rect.right = rectangle.Right;
2592 rect.bottom = rectangle.Bottom;
2597 COLORREF clrRef = new COLORREF();
2599 clrRef.R = backColor.R;
2600 clrRef.G = backColor.G;
2601 clrRef.B = backColor.B;
2604 brush = Win32CreateSolidBrush (clrRef);
2606 hdc = Win32GetDC(IntPtr.Zero);
2607 oldbrush = Win32SelectObject(hdc, brush);
2609 Win32PatBlt (hdc, rectangle.Left, rectangle.Top, rectangle.Width, rectangle.Height, PatBltRop.DSTINVERT);
2611 Win32SelectObject(hdc, oldbrush);
2612 Win32DeleteObject(brush);
2614 Win32ReleaseDC(IntPtr.Zero, hdc);
2617 internal override void DrawReversibleRectangle(IntPtr handle, Rectangle rect, int line_width) {
2626 Win32ClientToScreen(handle, ref pt);
2628 // If we want the standard hatch pattern we would
2629 // need to create a brush
2632 pen = Win32CreatePen(PenStyle.PS_SOLID, line_width, IntPtr.Zero);
2634 hdc = Win32GetDC(IntPtr.Zero);
2635 Win32SetROP2(hdc, ROP2DrawMode.R2_NOT);
2636 oldpen = Win32SelectObject(hdc, pen);
2638 Control c = Control.FromHandle (handle);
2641 Win32GetWindowRect (c.Handle, out window_rect);
2642 Region r = new Region (new Rectangle(window_rect.left, window_rect.top, window_rect.right - window_rect.left, window_rect.bottom - window_rect.top));
2643 Win32ExtSelectClipRgn(hdc, r.GetHrgn (Graphics.FromHdc (hdc)), (int) ClipCombineMode.RGN_AND);
2646 Win32MoveToEx(hdc, pt.x + rect.Left, pt.y + rect.Top, IntPtr.Zero);
2647 if ((rect.Width > 0) && (rect.Height > 0)) {
2648 Win32LineTo(hdc, pt.x + rect.Right, pt.y + rect.Top);
2649 Win32LineTo(hdc, pt.x + rect.Right, pt.y + rect.Bottom);
2650 Win32LineTo(hdc, pt.x + rect.Left, pt.y + rect.Bottom);
2651 Win32LineTo(hdc, pt.x + rect.Left, pt.y + rect.Top);
2653 if (rect.Width > 0) {
2654 Win32LineTo(hdc, pt.x + rect.Right, pt.y + rect.Top);
2656 Win32LineTo(hdc, pt.x + rect.Left, pt.y + rect.Bottom);
2660 Win32SelectObject(hdc, oldpen);
2661 Win32DeleteObject(pen);
2663 Win32ExtSelectClipRgn(hdc, IntPtr.Zero, (int) ClipCombineMode.RGN_COPY);
2665 Win32ReleaseDC(IntPtr.Zero, hdc);
2668 internal override SizeF GetAutoScaleSize(Font font) {
2671 string magic_string = "The quick brown fox jumped over the lazy dog.";
2672 double magic_number = 44.549996948242189;
2674 g = Graphics.FromHwnd(FosterParent);
2676 width = (float) (g.MeasureString (magic_string, font).Width / magic_number);
2677 return new SizeF(width, font.Height);
2680 internal override IntPtr SendMessage (IntPtr hwnd, Msg message, IntPtr wParam, IntPtr lParam) {
2681 return Win32SendMessage(hwnd, message, wParam, lParam);
2684 internal override bool PostMessage (IntPtr hwnd, Msg message, IntPtr wParam, IntPtr lParam) {
2685 return Win32PostMessage(hwnd, message, wParam, lParam);
2688 internal override int SendInput (IntPtr hwnd, Queue keys) {
2689 INPUT[] inputs = new INPUT[keys.Count];
2690 const Int32 INPUT_KEYBOARD = 1;
2693 while (keys.Count > 0) {
2694 MSG msg = (MSG)keys.Dequeue();
2697 inputs[i].ki.wScan = 0;
2698 inputs[i].ki.time = 0;
2699 inputs[i].ki.dwFlags = (Int32)(msg.message == Msg.WM_KEYUP ? InputFlags.KEYEVENTF_KEYUP : 0);
2700 inputs[i].ki.wVk = (short)msg.wParam.ToInt32();
2701 inputs[i].type = INPUT_KEYBOARD;
2704 returns = Win32SendInput((UInt32)inputs.Length, inputs, Marshal.SizeOf(typeof(INPUT)));
2706 return (int) returns;
2709 internal override int KeyboardSpeed {
2712 Win32SystemParametersInfo(SPIAction.SPI_GETKEYBOARDSPEED, 0, ref speed, 0);
2714 // Return values range from 0 to 31 which map to 2.5 to 30 repetitions per second.
2720 internal override int KeyboardDelay {
2723 Win32SystemParametersInfo(SPIAction.SPI_GETKEYBOARDDELAY, 0, ref delay, 0);
2725 // Return values must range from 0 to 4, 0 meaning 250ms,
2726 // and 4 meaning 1000 ms.
2732 private class WinBuffer
2735 public IntPtr bitmap;
2737 public WinBuffer (IntPtr hdc, IntPtr bitmap)
2740 this.bitmap = bitmap;
2744 internal override void CreateOffscreenDrawable (IntPtr handle, int width, int height, out object offscreen_drawable)
2746 Graphics destG = Graphics.FromHwnd (handle);
2747 IntPtr destHdc = destG.GetHdc ();
2749 IntPtr srcHdc = Win32CreateCompatibleDC (destHdc);
2750 IntPtr srcBmp = Win32CreateCompatibleBitmap (destHdc, width, height);
2751 Win32SelectObject (srcHdc, srcBmp);
2753 offscreen_drawable = new WinBuffer (srcHdc, srcBmp);
2755 destG.ReleaseHdc (destHdc);
2758 internal override Graphics GetOffscreenGraphics (object offscreen_drawable)
2760 return Graphics.FromHdc (((WinBuffer)offscreen_drawable).hdc);
2763 internal override void BlitFromOffscreen (IntPtr dest_handle, Graphics dest_dc, object offscreen_drawable, Graphics offscreen_dc, Rectangle r)
2765 WinBuffer wb = (WinBuffer)offscreen_drawable;
2767 IntPtr destHdc = dest_dc.GetHdc ();
2768 Win32BitBlt (destHdc, r.Left, r.Top, r.Width, r.Height, wb.hdc, r.Left, r.Top, TernaryRasterOperations.SRCCOPY);
2769 dest_dc.ReleaseHdc (destHdc);
2772 internal override void DestroyOffscreenDrawable (object offscreen_drawable)
2774 WinBuffer wb = (WinBuffer)offscreen_drawable;
2776 Win32DeleteObject (wb.bitmap);
2777 Win32DeleteDC (wb.hdc);
2780 internal override event EventHandler Idle;
2781 #endregion // Public Static Methods
2783 #region Win32 Imports
2784 [DllImport ("kernel32.dll", EntryPoint="GetLastError", CallingConvention=CallingConvention.StdCall)]
2785 private extern static uint Win32GetLastError();
2787 [DllImport ("user32.dll", EntryPoint="CreateWindowExW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2788 internal extern static IntPtr Win32CreateWindow(uint dwExStyle, string lpClassName, string lpWindowName, uint dwStyle, int x, int y, int nWidth, int nHeight, IntPtr hWndParent, IntPtr hMenu, IntPtr hInstance, IntPtr lParam);
2790 [DllImport ("user32.dll", EntryPoint="DestroyWindow", CallingConvention=CallingConvention.StdCall)]
2791 internal extern static bool Win32DestroyWindow(IntPtr hWnd);
2793 [DllImport ("user32.dll", EntryPoint="PeekMessageW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2794 internal extern static bool Win32PeekMessage(ref MSG msg, IntPtr hWnd, int wFilterMin, int wFilterMax, uint flags);
2796 [DllImport ("user32.dll", EntryPoint="GetMessageW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2797 internal extern static bool Win32GetMessage(ref MSG msg, IntPtr hWnd, int wFilterMin, int wFilterMax);
2799 [DllImport ("user32.dll", EntryPoint="TranslateMessage", CallingConvention=CallingConvention.StdCall)]
2800 internal extern static bool Win32TranslateMessage(ref MSG msg);
2802 [DllImport ("user32.dll", EntryPoint="DispatchMessageW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2803 internal extern static IntPtr Win32DispatchMessage(ref MSG msg);
2805 [DllImport ("user32.dll", EntryPoint="MoveWindow", CallingConvention=CallingConvention.StdCall)]
2806 internal extern static bool Win32MoveWindow(IntPtr hWnd, int x, int y, int width, int height, bool repaint);
2808 [DllImport ("user32.dll", EntryPoint="SetWindowPos", CallingConvention=CallingConvention.StdCall)]
2809 internal extern static bool Win32SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int x, int y, int cx, int cy, SetWindowPosFlags Flags);
2811 [DllImport ("user32.dll", EntryPoint="SetWindowPos", CallingConvention=CallingConvention.StdCall)]
2812 internal extern static bool Win32SetWindowPos(IntPtr hWnd, SetWindowPosZOrder pos, int x, int y, int cx, int cy, SetWindowPosFlags Flags);
2814 [DllImport ("user32.dll", EntryPoint="SetWindowTextW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2815 internal extern static bool Win32SetWindowText(IntPtr hWnd, string lpString);
2817 [DllImport ("user32.dll", EntryPoint="GetWindowTextW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2818 internal extern static bool Win32GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
2820 [DllImport ("user32.dll", EntryPoint="SetParent", CallingConvention=CallingConvention.StdCall)]
2821 internal extern static IntPtr Win32SetParent(IntPtr hWnd, IntPtr hParent);
2823 [DllImport ("user32.dll", EntryPoint="RegisterClassW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2824 private extern static bool Win32RegisterClass(ref WNDCLASS wndClass);
2826 [DllImport ("user32.dll", EntryPoint="LoadCursorW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2827 private extern static IntPtr Win32LoadCursor(IntPtr hInstance, LoadCursorType type);
2829 [DllImport ("user32.dll", EntryPoint="ShowCursor", CallingConvention=CallingConvention.StdCall)]
2830 private extern static IntPtr Win32ShowCursor(bool bShow);
2832 [DllImport ("user32.dll", EntryPoint="SetCursor", CallingConvention=CallingConvention.StdCall)]
2833 private extern static IntPtr Win32SetCursor(IntPtr hCursor);
2835 [DllImport ("user32.dll", EntryPoint="CreateCursor", CallingConvention=CallingConvention.StdCall)]
2836 private extern static IntPtr Win32CreateCursor(IntPtr hInstance, int xHotSpot, int yHotSpot, int nWidth, int nHeight, Byte[] pvANDPlane, Byte[] pvORPlane);
2838 [DllImport ("user32.dll", EntryPoint="DestroyCursor", CallingConvention=CallingConvention.StdCall)]
2839 private extern static bool Win32DestroyCursor(IntPtr hCursor);
2841 [DllImport ("user32.dll", EntryPoint="DefWindowProcW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2842 private extern static IntPtr Win32DefWindowProc(IntPtr hWnd, Msg Msg, IntPtr wParam, IntPtr lParam);
2844 //[DllImport ("user32.dll", EntryPoint="DefDlgProcW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2845 //private extern static IntPtr Win32DefDlgProc(IntPtr hWnd, Msg Msg, IntPtr wParam, IntPtr lParam);
2847 [DllImport ("user32.dll", EntryPoint="PostQuitMessage", CallingConvention=CallingConvention.StdCall)]
2848 private extern static IntPtr Win32PostQuitMessage(int nExitCode);
2850 [DllImport ("user32.dll", EntryPoint="UpdateWindow", CallingConvention=CallingConvention.StdCall)]
2851 private extern static IntPtr Win32UpdateWindow(IntPtr hWnd);
2853 [DllImport ("user32.dll", EntryPoint="GetUpdateRect", CallingConvention=CallingConvention.StdCall)]
2854 private extern static bool Win32GetUpdateRect(IntPtr hWnd, ref RECT rect, bool erase);
2856 [DllImport ("user32.dll", EntryPoint="BeginPaint", CallingConvention=CallingConvention.StdCall)]
2857 private extern static IntPtr Win32BeginPaint(IntPtr hWnd, ref PAINTSTRUCT ps);
2859 [DllImport ("user32.dll", EntryPoint="EndPaint", CallingConvention=CallingConvention.StdCall)]
2860 private extern static bool Win32EndPaint(IntPtr hWnd, ref PAINTSTRUCT ps);
2862 [DllImport ("user32.dll", EntryPoint="GetDC", CallingConvention=CallingConvention.StdCall)]
2863 private extern static IntPtr Win32GetDC(IntPtr hWnd);
2865 [DllImport ("user32.dll", EntryPoint="GetWindowDC", CallingConvention=CallingConvention.StdCall)]
2866 private extern static IntPtr Win32GetWindowDC(IntPtr hWnd);
2868 //[DllImport ("user32.dll", EntryPoint="GetDCEx", CallingConvention=CallingConvention.StdCall)]
2869 //private extern static IntPtr Win32GetDCEx(IntPtr hWnd, IntPtr hRgn, DCExFlags flags);
2871 [DllImport ("user32.dll", EntryPoint="ReleaseDC", CallingConvention=CallingConvention.StdCall)]
2872 private extern static IntPtr Win32ReleaseDC(IntPtr hWnd, IntPtr hDC);
2874 [DllImport ("user32.dll", EntryPoint="MessageBoxW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2875 private extern static IntPtr Win32MessageBox(IntPtr hParent, string pText, string pCaption, uint uType);
2877 [DllImport ("user32.dll", EntryPoint="InvalidateRect", CallingConvention=CallingConvention.StdCall)]
2878 private extern static IntPtr Win32InvalidateRect(IntPtr hWnd, ref RECT lpRect, bool bErase);
2880 //[DllImport ("user32.dll", EntryPoint="InvalidateRect", CallingConvention=CallingConvention.StdCall)]
2881 //private extern static IntPtr Win32InvalidateRect(IntPtr hWnd, IntPtr lpRect, bool bErase);
2883 [DllImport ("user32.dll", EntryPoint="SetCapture", CallingConvention=CallingConvention.StdCall)]
2884 private extern static IntPtr Win32SetCapture(IntPtr hWnd);
2886 [DllImport ("user32.dll", EntryPoint="ReleaseCapture", CallingConvention=CallingConvention.StdCall)]
2887 private extern static IntPtr Win32ReleaseCapture();
2889 [DllImport ("user32.dll", EntryPoint="GetWindowRect", CallingConvention=CallingConvention.StdCall)]
2890 private extern static IntPtr Win32GetWindowRect(IntPtr hWnd, out RECT rect);
2892 [DllImport ("user32.dll", EntryPoint="GetClientRect", CallingConvention=CallingConvention.StdCall)]
2893 private extern static IntPtr Win32GetClientRect(IntPtr hWnd, out RECT rect);
2895 [DllImport ("user32.dll", EntryPoint="ScreenToClient", CallingConvention=CallingConvention.StdCall)]
2896 private extern static bool Win32ScreenToClient(IntPtr hWnd, ref POINT pt);
2898 [DllImport ("user32.dll", EntryPoint="ClientToScreen", CallingConvention=CallingConvention.StdCall)]
2899 private extern static bool Win32ClientToScreen(IntPtr hWnd, ref POINT pt);
2901 [DllImport ("user32.dll", EntryPoint="GetParent", CallingConvention=CallingConvention.StdCall)]
2902 private extern static IntPtr Win32GetParent(IntPtr hWnd);
2904 [DllImport ("user32.dll", EntryPoint="SetActiveWindow", CallingConvention=CallingConvention.StdCall)]
2905 private extern static IntPtr Win32SetActiveWindow(IntPtr hWnd);
2907 [DllImport ("user32.dll", EntryPoint="AdjustWindowRectEx", CallingConvention=CallingConvention.StdCall)]
2908 private extern static bool Win32AdjustWindowRectEx(ref RECT lpRect, int dwStyle, bool bMenu, int dwExStyle);
2910 [DllImport ("user32.dll", EntryPoint="GetCursorPos", CallingConvention=CallingConvention.StdCall)]
2911 private extern static bool Win32GetCursorPos(out POINT lpPoint);
2913 [DllImport ("user32.dll", EntryPoint="SetCursorPos", CallingConvention=CallingConvention.StdCall)]
2914 private extern static bool Win32SetCursorPos(int x, int y);
2916 //[DllImport ("user32.dll", EntryPoint="GetWindowPlacement", CallingConvention=CallingConvention.StdCall)]
2917 //private extern static bool Win32GetWindowPlacement(IntPtr hWnd, ref WINDOWPLACEMENT lpwndpl);
2919 [DllImport ("user32.dll", EntryPoint="TrackMouseEvent", CallingConvention=CallingConvention.StdCall)]
2920 private extern static bool Win32TrackMouseEvent(ref TRACKMOUSEEVENT tme);
2922 //[DllImport ("gdi32.dll", EntryPoint="CreateBrushIndirect", CallingConvention=CallingConvention.StdCall)]
2923 //private extern static IntPtr Win32CreateBrushIndirect(ref LOGBRUSH lb);
2925 [DllImport ("gdi32.dll", EntryPoint="CreateSolidBrush", CallingConvention=CallingConvention.StdCall)]
2926 private extern static IntPtr Win32CreateSolidBrush(COLORREF clrRef);
2928 [DllImport ("gdi32.dll", EntryPoint="PatBlt", CallingConvention=CallingConvention.StdCall)]
2929 private extern static int Win32PatBlt(IntPtr hdc, int nXLeft, int nYLeft, int nWidth, int nHeight, PatBltRop dwRop);
2931 [DllImport ("user32.dll", EntryPoint="SetWindowLong", CallingConvention=CallingConvention.StdCall)]
2932 private extern static uint Win32SetWindowLong(IntPtr hwnd, WindowLong index, uint value);
2934 [DllImport ("user32.dll", EntryPoint="GetWindowLong", CallingConvention=CallingConvention.StdCall)]
2935 private extern static uint Win32GetWindowLong(IntPtr hwnd, WindowLong index);
2937 [DllImport ("user32.dll", EntryPoint="SetLayeredWindowAttributes", CallingConvention=CallingConvention.StdCall)]
2938 private extern static uint Win32SetLayeredWindowAttributes (IntPtr hwnd, COLORREF crKey, byte bAlpha, LayeredWindowAttributes dwFlags);
2940 [DllImport ("user32.dll", EntryPoint="GetLayeredWindowAttributes", CallingConvention=CallingConvention.StdCall)]
2941 private extern static uint Win32GetLayeredWindowAttributes (IntPtr hwnd, out COLORREF pcrKey, out byte pbAlpha, out LayeredWindowAttributes pwdFlags);
2943 [DllImport ("gdi32.dll", EntryPoint="DeleteObject", CallingConvention=CallingConvention.StdCall)]
2944 private extern static bool Win32DeleteObject(IntPtr o);
2946 [DllImport ("user32.dll", EntryPoint="GetKeyState", CallingConvention=CallingConvention.StdCall)]
2947 private extern static short Win32GetKeyState(VirtualKeys nVirtKey);
2949 [DllImport ("user32.dll", EntryPoint="GetDesktopWindow", CallingConvention=CallingConvention.StdCall)]
2950 private extern static IntPtr Win32GetDesktopWindow();
2952 [DllImport ("user32.dll", EntryPoint="SetTimer", CallingConvention=CallingConvention.StdCall)]
2953 private extern static IntPtr Win32SetTimer(IntPtr hwnd, int nIDEvent, uint uElapse, IntPtr timerProc);
2955 [DllImport ("user32.dll", EntryPoint="KillTimer", CallingConvention=CallingConvention.StdCall)]
2956 private extern static IntPtr Win32KillTimer(IntPtr hwnd, int nIDEvent);
2958 [DllImport ("user32.dll", EntryPoint="ShowWindow", CallingConvention=CallingConvention.StdCall)]
2959 private extern static IntPtr Win32ShowWindow(IntPtr hwnd, WindowPlacementFlags nCmdShow);
2961 [DllImport ("user32.dll", EntryPoint="EnableWindow", CallingConvention=CallingConvention.StdCall)]
2962 private extern static IntPtr Win32EnableWindow(IntPtr hwnd, bool Enabled);
2964 [DllImport ("user32.dll", EntryPoint="SetFocus", CallingConvention=CallingConvention.StdCall)]
2965 internal extern static IntPtr Win32SetFocus(IntPtr hwnd);
2967 [DllImport ("user32.dll", EntryPoint="GetFocus", CallingConvention=CallingConvention.StdCall)]
2968 internal extern static IntPtr Win32GetFocus();
2970 [DllImport ("user32.dll", EntryPoint="CreateCaret", CallingConvention=CallingConvention.StdCall)]
2971 internal extern static bool Win32CreateCaret(IntPtr hwnd, IntPtr hBitmap, int nWidth, int nHeight);
2973 [DllImport ("user32.dll", EntryPoint="DestroyCaret", CallingConvention=CallingConvention.StdCall)]
2974 private extern static bool Win32DestroyCaret();
2976 [DllImport ("user32.dll", EntryPoint="ShowCaret", CallingConvention=CallingConvention.StdCall)]
2977 private extern static bool Win32ShowCaret(IntPtr hwnd);
2979 [DllImport ("user32.dll", EntryPoint="HideCaret", CallingConvention=CallingConvention.StdCall)]
2980 private extern static bool Win32HideCaret(IntPtr hwnd);
2982 [DllImport ("user32.dll", EntryPoint="SetCaretPos", CallingConvention=CallingConvention.StdCall)]
2983 private extern static bool Win32SetCaretPos(int X, int Y);
2985 //[DllImport ("user32.dll", EntryPoint="GetCaretBlinkTime", CallingConvention=CallingConvention.StdCall)]
2986 //private extern static uint Win32GetCaretBlinkTime();
2988 [DllImport ("gdi32.dll", EntryPoint="GetTextMetricsW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
2989 internal extern static bool Win32GetTextMetrics(IntPtr hdc, ref TEXTMETRIC tm);
2991 [DllImport ("gdi32.dll", EntryPoint="SelectObject", CallingConvention=CallingConvention.StdCall)]
2992 internal extern static IntPtr Win32SelectObject(IntPtr hdc, IntPtr hgdiobject);
2994 //[DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
2995 //private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, ref RECT prcScroll, ref RECT prcClip, IntPtr hrgnUpdate, out RECT prcUpdate, ScrollWindowExFlags flags);
2997 //[DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
2998 //private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, IntPtr prcScroll, ref RECT prcClip, IntPtr hrgnUpdate, out RECT prcUpdate, ScrollWindowExFlags flags);
3000 //[DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
3001 //private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, ref RECT prcScroll, IntPtr prcClip, IntPtr hrgnUpdate, out RECT prcUpdate, ScrollWindowExFlags flags);
3003 [DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
3004 private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, IntPtr prcScroll, ref RECT prcClip, IntPtr hrgnUpdate, IntPtr prcUpdate, ScrollWindowExFlags flags);
3006 //[DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
3007 //private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, ref RECT prcScroll, IntPtr prcClip, IntPtr hrgnUpdate, IntPtr prcUpdate, ScrollWindowExFlags flags);
3009 //[DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
3010 //private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, ref RECT prcScroll, ref RECT prcClip, IntPtr hrgnUpdate, IntPtr prcUpdate, ScrollWindowExFlags flags);
3012 [DllImport ("user32.dll", EntryPoint="ScrollWindowEx", CallingConvention=CallingConvention.StdCall)]
3013 private extern static bool Win32ScrollWindowEx(IntPtr hwnd, int dx, int dy, IntPtr prcScroll, IntPtr prcClip, IntPtr hrgnUpdate, IntPtr prcUpdate, ScrollWindowExFlags flags);
3015 [DllImport ("user32.dll", EntryPoint="GetActiveWindow", CallingConvention=CallingConvention.StdCall)]
3016 private extern static IntPtr Win32GetActiveWindow();
3018 [DllImport ("user32.dll", EntryPoint="GetSystemMetrics", CallingConvention=CallingConvention.StdCall)]
3019 private extern static int Win32GetSystemMetrics(SystemMetrics nIndex);
3021 [DllImport ("shell32.dll", EntryPoint="Shell_NotifyIconW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3022 private extern static bool Win32Shell_NotifyIcon(NotifyIconMessage dwMessage, ref NOTIFYICONDATA lpData);
3024 [DllImport ("gdi32.dll", EntryPoint="CreateRectRgn", CallingConvention=CallingConvention.StdCall)]
3025 internal extern static IntPtr Win32CreateRectRgn(int nLeftRect, int nTopRect, int nRightRect, int nBottomRect);
3027 [DllImport ("user32.dll", EntryPoint="IsWindowEnabled", CallingConvention=CallingConvention.StdCall)]
3028 private extern static bool IsWindowEnabled(IntPtr hwnd);
3030 [DllImport ("user32.dll", EntryPoint="IsWindowVisible", CallingConvention=CallingConvention.StdCall)]
3031 private extern static bool IsWindowVisible(IntPtr hwnd);
3033 //[DllImport ("user32.dll", EntryPoint="SetClassLong", CallingConvention=CallingConvention.StdCall)]
3034 //private extern static bool Win32SetClassLong(IntPtr hwnd, ClassLong nIndex, IntPtr dwNewLong);
3036 [DllImport ("user32.dll", EntryPoint="SendMessageW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3037 private extern static IntPtr Win32SendMessage(IntPtr hwnd, Msg msg, IntPtr wParam, IntPtr lParam);
3039 [DllImport ("user32.dll", EntryPoint="PostMessageW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3040 private extern static bool Win32PostMessage(IntPtr hwnd, Msg msg, IntPtr wParam, IntPtr lParam);
3042 [DllImport ("user32.dll", EntryPoint="SendInput", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3043 private extern static UInt32 Win32SendInput(UInt32 nInputs, [MarshalAs(UnmanagedType.LPArray)] INPUT[] inputs, Int32 cbSize);
3045 [DllImport ("user32.dll", EntryPoint="SystemParametersInfoW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3046 private extern static bool Win32SystemParametersInfo(SPIAction uiAction, uint uiParam, ref RECT rect, uint fWinIni);
3048 //[DllImport ("user32.dll", EntryPoint="SystemParametersInfoW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3049 //private extern static bool Win32SystemParametersInfo(SPIAction uiAction, uint uiParam, ref uint value, uint fWinIni);
3051 [DllImport ("user32.dll", EntryPoint="SystemParametersInfoW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3052 private extern static bool Win32SystemParametersInfo(SPIAction uiAction, uint uiParam, ref int value, uint fWinIni);
3054 [DllImport ("user32.dll", EntryPoint="OpenClipboard", CallingConvention=CallingConvention.StdCall)]
3055 private extern static bool Win32OpenClipboard(IntPtr hwnd);
3057 [DllImport ("user32.dll", EntryPoint="EmptyClipboard", CallingConvention=CallingConvention.StdCall)]
3058 private extern static bool Win32EmptyClipboard();
3060 [DllImport ("user32.dll", EntryPoint="RegisterClipboardFormatW", CharSet=CharSet.Unicode, CallingConvention=CallingConvention.StdCall)]
3061 private extern static uint Win32RegisterClipboardFormat(string format);
3063 [DllImport ("user32.dll", EntryPoint="CloseClipboard", CallingConvention=CallingConvention.StdCall)]
3064 private extern static bool Win32CloseClipboard();
3066 [DllImport ("user32.dll", EntryPoint="EnumClipboardFormats", CallingConvention=CallingConvention.StdCall)]
3067 private extern static uint Win32EnumClipboardFormats(uint format);
3069 [DllImport ("user32.dll", EntryPoint="GetClipboardData", CallingConvention=CallingConvention.StdCall)]
3070 private extern static IntPtr Win32GetClipboardData(uint format);
3072 [DllImport ("user32.dll", EntryPoint="SetClipboardData", CallingConvention=CallingConvention.StdCall)]
3073 private extern static IntPtr Win32SetClipboardData(uint format, IntPtr handle);
3075 [DllImport ("kernel32.dll", EntryPoint="GlobalAlloc", CallingConvention=CallingConvention.StdCall)]
3076 internal extern static IntPtr Win32GlobalAlloc(GAllocFlags Flags, int dwBytes);
3078 [DllImport ("kernel32.dll", EntryPoint="CopyMemory", CallingConvention=CallingConvention.StdCall)]
3079 internal extern static void Win32CopyMemory(IntPtr Destination, IntPtr Source, int length);
3081 [DllImport ("kernel32.dll", EntryPoint="GlobalFree", CallingConvention=CallingConvention.StdCall)]
3082 internal extern static IntPtr Win32GlobalFree(IntPtr hMem);
3084 [DllImport ("kernel32.dll", EntryPoint="GlobalSize", CallingConvention=CallingConvention.StdCall)]
3085 internal extern static uint Win32GlobalSize(IntPtr hMem);
3087 [DllImport ("kernel32.dll", EntryPoint="GlobalLock", CallingConvention=CallingConvention.StdCall)]
3088 internal extern static IntPtr Win32GlobalLock(IntPtr hMem);
3090 [DllImport ("kernel32.dll", EntryPoint="GlobalUnlock", CallingConvention=CallingConvention.StdCall)]
3091 internal extern static IntPtr Win32GlobalUnlock(IntPtr hMem);
3093 [DllImport ("gdi32.dll", EntryPoint="SetROP2", CallingConvention=CallingConvention.StdCall)]
3094 internal extern static int Win32SetROP2(IntPtr hdc, ROP2DrawMode fnDrawMode);
3096 [DllImport ("gdi32.dll", EntryPoint="MoveToEx", CallingConvention=CallingConvention.StdCall)]
3097 internal extern static bool Win32MoveToEx(IntPtr hdc, int x, int y, ref POINT lpPoint);
3099 [DllImport ("gdi32.dll", EntryPoint="MoveToEx", CallingConvention=CallingConvention.StdCall)]
3100 internal extern static bool Win32MoveToEx(IntPtr hdc, int x, int y, IntPtr lpPoint);
3102 [DllImport ("gdi32.dll", EntryPoint="LineTo", CallingConvention=CallingConvention.StdCall)]
3103 internal extern static bool Win32LineTo(IntPtr hdc, int x, int y);
3105 [DllImport ("gdi32.dll", EntryPoint="CreatePen", CallingConvention=CallingConvention.StdCall)]
3106 internal extern static IntPtr Win32CreatePen(PenStyle fnPenStyle, int nWidth, ref COLORREF color);
3108 [DllImport ("gdi32.dll", EntryPoint="CreatePen", CallingConvention=CallingConvention.StdCall)]
3109 internal extern static IntPtr Win32CreatePen(PenStyle fnPenStyle, int nWidth, IntPtr color);
3111 [DllImport ("gdi32.dll", EntryPoint="GetStockObject", CallingConvention=CallingConvention.StdCall)]
3112 internal extern static IntPtr Win32GetStockObject(StockObject fnObject);
3114 [DllImport ("gdi32.dll", EntryPoint="CreateHatchBrush", CallingConvention=CallingConvention.StdCall)]
3115 internal extern static IntPtr Win32CreateHatchBrush(HatchStyle fnStyle, IntPtr color);
3117 [DllImport ("gdi32.dll", EntryPoint="CreateHatchBrush", CallingConvention=CallingConvention.StdCall)]
3118 internal extern static IntPtr Win32CreateHatchBrush(HatchStyle fnStyle, ref COLORREF color);
3120 [DllImport("gdi32.dll", EntryPoint = "ExcludeClipRect", CallingConvention = CallingConvention.StdCall)]
3121 internal extern static int Win32ExcludeClipRect (IntPtr hdc, int left, int top, int right, int bottom);
3123 [DllImport ("gdi32.dll", EntryPoint="ExtSelectClipRgn", CallingConvention=CallingConvention.StdCall)]
3124 internal extern static int Win32ExtSelectClipRgn(IntPtr hdc, IntPtr hrgn, int mode);
3126 [DllImport ("winmm.dll", EntryPoint="PlaySoundW", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Unicode)]
3127 internal extern static IntPtr Win32PlaySound(string pszSound, IntPtr hmod, SndFlags fdwSound);
3129 [DllImport ("user32.dll", EntryPoint="SetWindowRgn", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Unicode)]
3130 internal extern static int Win32SetWindowRgn(IntPtr hWnd, IntPtr hRgn, bool redraw);
3132 [DllImport ("user32.dll", EntryPoint="GetWindowRgn", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Unicode)]
3133 internal extern static IntPtr Win32GetWindowRgn(IntPtr hWnd, IntPtr hRgn);
3135 [DllImport ("user32.dll", EntryPoint="ClipCursor", CallingConvention=CallingConvention.StdCall)]
3136 internal extern static bool Win32ClipCursor (ref RECT lpRect);
3138 [DllImport ("user32.dll", EntryPoint="GetClipCursor", CallingConvention=CallingConvention.StdCall)]
3139 internal extern static bool Win32GetClipCursor (out RECT lpRect);
3141 [DllImport ("gdi32.dll", EntryPoint="BitBlt", CallingConvention=CallingConvention.StdCall)]
3142 internal static extern bool Win32BitBlt (IntPtr hObject, int nXDest, int nYDest, int nWidth,
3143 int nHeight, IntPtr hObjSource, int nXSrc, int nYSrc, TernaryRasterOperations dwRop);
3145 [DllImport ("gdi32.dll", EntryPoint="CreateCompatibleDC", CallingConvention=CallingConvention.StdCall, ExactSpelling = true, SetLastError = true)]
3146 internal static extern IntPtr Win32CreateCompatibleDC (IntPtr hdc);
3148 [DllImport ("gdi32.dll", EntryPoint="DeleteDC", CallingConvention=CallingConvention.StdCall, ExactSpelling = true, SetLastError = true)]
3149 internal static extern bool Win32DeleteDC (IntPtr hdc);
3151 [DllImport ("gdi32.dll", EntryPoint="CreateCompatibleBitmap", CallingConvention=CallingConvention.StdCall)]
3152 internal static extern IntPtr Win32CreateCompatibleBitmap (IntPtr hdc, int nWidth, int nHeight);