diff options
Diffstat (limited to 'windows.go')
| -rw-r--r-- | windows.go | 382 |
1 files changed, 0 insertions, 382 deletions
diff --git a/windows.go b/windows.go deleted file mode 100644 index 2378aba..0000000 --- a/windows.go +++ /dev/null @@ -1,382 +0,0 @@ -// 8 february 2014 -package main - -import ( - "syscall" - "unsafe" -) - -// Window styles. -const ( - WS_BORDER = 0x00800000 - WS_CAPTION = 0x00C00000 - WS_CHILD = 0x40000000 - WS_CHILDWINDOW = 0x40000000 - WS_CLIPCHILDREN = 0x02000000 - WS_CLIPSIBLINGS = 0x04000000 - WS_DISABLED = 0x08000000 - WS_DLGFRAME = 0x00400000 - WS_GROUP = 0x00020000 - WS_HSCROLL = 0x00100000 - WS_ICONIC = 0x20000000 - WS_MAXIMIZE = 0x01000000 - WS_MAXIMIZEBOX = 0x00010000 - WS_MINIMIZE = 0x20000000 - WS_MINIMIZEBOX = 0x00020000 - WS_OVERLAPPED = 0x00000000 - WS_OVERLAPPEDWINDOW = (WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX) - WS_POPUP = 0x80000000 - WS_POPUPWINDOW = (WS_POPUP | WS_BORDER | WS_SYSMENU) - WS_SIZEBOX = 0x00040000 - WS_SYSMENU = 0x00080000 - WS_TABSTOP = 0x00010000 - WS_THICKFRAME = 0x00040000 - WS_TILED = 0x00000000 - WS_TILEDWINDOW = (WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX) - WS_VISIBLE = 0x10000000 - WS_VSCROLL = 0x00200000 -) - -// Extended window styles. -const ( - WS_EX_ACCEPTFILES = 0x00000010 - WS_EX_APPWINDOW = 0x00040000 - WS_EX_CLIENTEDGE = 0x00000200 -// WS_EX_COMPOSITED = 0x02000000 // [Windows 2000:This style is not supported.] - WS_EX_CONTEXTHELP = 0x00000400 - WS_EX_CONTROLPARENT = 0x00010000 - WS_EX_DLGMODALFRAME = 0x00000001 - WS_EX_LAYERED = 0x00080000 - WS_EX_LAYOUTRTL = 0x00400000 - WS_EX_LEFT = 0x00000000 - WS_EX_LEFTSCROLLBAR = 0x00004000 - WS_EX_LTRREADING = 0x00000000 - WS_EX_MDICHILD = 0x00000040 - WS_EX_NOACTIVATE = 0x08000000 - WS_EX_NOINHERITLAYOUT = 0x00100000 - WS_EX_NOPARENTNOTIFY = 0x00000004 - WS_EX_OVERLAPPEDWINDOW = (WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE) - WS_EX_PALETTEWINDOW = (WS_EX_WINDOWEDGE | WS_EX_TOOLWINDOW | WS_EX_TOPMOST) - WS_EX_RIGHT = 0x00001000 - WS_EX_RIGHTSCROLLBAR = 0x00000000 - WS_EX_RTLREADING = 0x00002000 - WS_EX_STATICEDGE = 0x00020000 - WS_EX_TOOLWINDOW = 0x00000080 - WS_EX_TOPMOST = 0x00000008 - WS_EX_TRANSPARENT = 0x00000020 - WS_EX_WINDOWEDGE = 0x00000100 -) - -// bizarrely, this value is given on the page for CreateMDIWindow, but not CreateWindow or CreateWindowEx -// I do it this way because Go won't let me shove the exact value into an int -var ( - _uCW_USEDEFAULT uint = 0x80000000 - CW_USEDEFAULT = int(_uCW_USEDEFAULT) -) - -// GetSysColor values. These can be cast to HBRUSH (after adding 1) for WNDCLASS as well. -const ( - COLOR_3DDKSHADOW = 21 - COLOR_3DFACE = 15 - COLOR_3DHIGHLIGHT = 20 - COLOR_3DHILIGHT = 20 - COLOR_3DLIGHT = 22 - COLOR_3DSHADOW = 16 - COLOR_ACTIVEBORDER = 10 - COLOR_ACTIVECAPTION = 2 - COLOR_APPWORKSPACE = 12 - COLOR_BACKGROUND = 1 - COLOR_BTNFACE = 15 - COLOR_BTNHIGHLIGHT = 20 - COLOR_BTNHILIGHT = 20 - COLOR_BTNSHADOW = 16 - COLOR_BTNTEXT = 18 - COLOR_CAPTIONTEXT = 9 - COLOR_DESKTOP = 1 - COLOR_GRADIENTACTIVECAPTION = 27 - COLOR_GRADIENTINACTIVECAPTION = 28 - COLOR_GRAYTEXT = 17 - COLOR_HIGHLIGHT = 13 - COLOR_HIGHLIGHTTEXT = 14 - COLOR_HOTLIGHT = 26 - COLOR_INACTIVEBORDER = 11 - COLOR_INACTIVECAPTION = 3 - COLOR_INACTIVECAPTIONTEXT = 19 - COLOR_INFOBK = 24 - COLOR_INFOTEXT = 23 - COLOR_MENU = 4 -// COLOR_MENUHILIGHT = 29 // [Windows 2000:This value is not supported.] -// COLOR_MENUBAR = 30 // [Windows 2000:This value is not supported.] - COLOR_MENUTEXT = 7 - COLOR_SCROLLBAR = 0 - COLOR_WINDOW = 5 - COLOR_WINDOWFRAME = 6 - COLOR_WINDOWTEXT = 8 -) - -// SetWindowPos hWndInsertAfter values. -const ( - HWND_BOTTOM = HWND(1) - HWND_TOP = HWND(0) -) - -// SetWindowPos hWndInsertAfter values that Go won't allow as constants. -var ( - _HWND_NOTOPMOST = -2 - HWND_NOTOPMOST = HWND(_HWND_NOTOPMOST) - _HWND_TOPMOST = -1 - HWND_TOPMOST = HWND(_HWND_TOPMOST) -) - -// SetWindowPos uFlags values. -const ( - SWP_DRAWFRAME = 0x0020 - SWP_FRAMECHANGED = 0x0020 - SWP_HIDEWINDOW = 0x0080 - SWP_NOACTIVATE = 0x0010 - SWP_NOCOPYBITS = 0x0100 - SWP_NOMOVE = 0x0002 - SWP_NOOWNERZORDER = 0x0200 - SWP_NOREDRAW = 0x0008 - SWP_NOREPOSITION = 0x0200 - SWP_NOSENDCHANGING = 0x0400 - SWP_NOSIZE = 0x0001 - SWP_NOZORDER = 0x0004 - SWP_SHOWWINDOW = 0x0040 - SWP_ASYNCWINDOWPOS = 0x4000 - SWP_DEFERERASE = 0x2000 -) - -// ShowWindow settings. -const ( - SW_FORCEMINIMIZE = 11 - SW_HIDE = 0 - SW_MAXIMIZE = 3 - SW_MINIMIZE = 6 - SW_RESTORE = 9 - SW_SHOW = 5 - SW_SHOWDEFAULT = 10 - SW_SHOWMAXIMIZED = 3 - SW_SHOWMINIMIZED = 2 - SW_SHOWMINNOACTIVE = 7 - SW_SHOWNA = 8 - SW_SHOWNOACTIVATE = 4 - SW_SHOWNORMAL = 1 -) - -var ( - createWindowEx = user32.NewProc("CreateWindowExW") - destroyWindow = user32.NewProc("DestroyWindow") - getClientRect = user32.NewProc("GetClientRect") - enumChildWindows = user32.NewProc("EnumChildWindows") - setWindowPos = user32.NewProc("SetWindowPos") - showWindow = user32.NewProc("ShowWindow") -) - -// TODO use lpParam -func CreateWindowEx(dwExStyle uint32, lpClassName string, lpWindowName string, dwStyle uint32, x int, y int, nWidth int, nHeight int, hwndParent HWND, hMenu HMENU, hInstance HANDLE, lpParam interface{}) (hwnd HWND, err error) { - r1, _, err := createWindowEx.Call( - uintptr(dwExStyle), - uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(lpClassName))), - uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(lpWindowName))), - uintptr(dwStyle), - uintptr(x), - uintptr(y), - uintptr(nWidth), - uintptr(nHeight), - uintptr(hwndParent), - uintptr(hMenu), - uintptr(hInstance), - uintptr(0)) - if r1 == 0 { // failure - return NULL, err - } - return HWND(r1), nil -} - -func DestroyWindow(hWnd HWND) (err error) { - r1, _, err := destroyWindow.Call(uintptr(hWnd)) - if r1 == 0 { // failure - return err - } - return nil -} - -type WNDENUMPROC func(hwnd HWND, lParam LPARAM) (cont bool) -type _WNDENUMPROC func(hwnd HWND, lParam LPARAM) int - -func enumChildProc(p WNDENUMPROC) _WNDENUMPROC { - return func(hwnd HWND, lParam LPARAM) int { - if p(hwnd, lParam) { - return TRUE - } - return FALSE - } -} - -// TODO figure out how to handle errors -func EnumChildWindows(hWndParent HWND, lpEnumFunc WNDENUMPROC, lParam LPARAM) (err error) { - enumChildWindows.Call( - uintptr(hWndParent), - syscall.NewCallback(enumChildProc(lpEnumFunc)), - uintptr(lParam)) - return nil -} - -// TODO return the rect itself? -func GetClientRect(hWnd HWND) (lpRect *RECT, err error) { - lpRect = new(RECT) - r1, _, err := getClientRect.Call( - uintptr(hWnd), - uintptr(unsafe.Pointer(lpRect))) - if r1 == 0 { // failure - return nil, err - } - return lpRect, nil -} - -func SetWindowPos(hWnd HWND, hWndInsertAfter HWND, X int, Y int, cx int, cy int, uFlags uint32) (err error) { - r1, _, err := setWindowPos.Call( - uintptr(hWnd), - uintptr(hWndInsertAfter), - uintptr(X), - uintptr(Y), - uintptr(cx), - uintptr(cy), - uintptr(uFlags)) - if r1 == 0 { // failure - return err - } - return nil -} - -// TODO figure out how to handle errors -func ShowWindow(hWnd HWND, nCmdShow int) (previouslyVisible bool, err error) { - r1, _, _ := showWindow.Call( - uintptr(hWnd), - uintptr(nCmdShow)) - return r1 != 0, nil -} - -// WM_SETICON and WM_GETICON values. -const ( - ICON_BIG = 1 - ICON_SMALL = 0 - ICON_SMALL2 = 2 // WM_GETICON only? -) - -// Window messages. -const ( - MN_GETHMENU = 0x01E1 - WM_ERASEBKGND = 0x0014 - WM_GETFONT = 0x0031 - WM_GETTEXT = 0x000D - WM_GETTEXTLENGTH = 0x000E - WM_SETFONT = 0x0030 - WM_SETICON = 0x0080 - WM_SETTEXT = 0x000C -) - -// WM_INPUTLANGCHANGEREQUEST values. -const ( - INPUTLANGCHANGE_BACKWARD = 0x0004 - INPUTLANGCHANGE_FORWARD = 0x0002 - INPUTLANGCHANGE_SYSCHARSET = 0x0001 -) - -// WM_NCCALCSIZE return values. -const ( - WVR_ALIGNTOP = 0x0010 - WVR_ALIGNRIGHT = 0x0080 - WVR_ALIGNLEFT = 0x0020 - WVR_ALIGNBOTTOM = 0x0040 - WVR_HREDRAW = 0x0100 - WVR_VREDRAW = 0x0200 - WVR_REDRAW = 0x0300 - WVR_VALIDRECTS = 0x0400 -) - -// WM_SHOWWINDOW reasons (lParam). -const ( - SW_OTHERUNZOOM = 4 - SW_OTHERZOOM = 2 - SW_PARENTCLOSING = 1 - SW_PARENTOPENING = 3 -) - -// WM_SIZE values. -const ( - SIZE_MAXHIDE = 4 - SIZE_MAXIMIZED = 2 - SIZE_MAXSHOW = 3 - SIZE_MINIMIZED = 1 - SIZE_RESTORED = 0 -) - -// WM_SIZING edge values (wParam). -const ( - WMSZ_BOTTOM = 6 - WMSZ_BOTTOMLEFT = 7 - WMSZ_BOTTOMRIGHT = 8 - WMSZ_LEFT = 1 - WMSZ_RIGHT = 2 - WMSZ_TOP = 3 - WMSZ_TOPLEFT = 4 - WMSZ_TOPRIGHT = 5 -) - -// WM_STYLECHANGED and WM_STYLECHANGING values (wParam). -const ( - GWL_EXSTYLE = -20 - GWL_STYLE = -16 -) - -// Window notifications. -const ( - WM_ACTIVATEAPP = 0x001C - WM_CANCELMODE = 0x001F - WM_CHILDACTIVATE = 0x0022 - WM_CLOSE = 0x0010 - WM_COMPACTING = 0x0041 - WM_CREATE = 0x0001 - WM_DESTROY = 0x0002 -// WM_DPICHANGED = 0x02E0 // Windows 8.1 and newer only - WM_ENABLE = 0x000A - WM_ENTERSIZEMOVE = 0x0231 - WM_EXITSIZEMOVE = 0x0232 - WM_GETICON = 0x007F - WM_GETMINMAXINFO = 0x0024 - WM_INPUTLANGCHANGE = 0x0051 - WM_INPUTLANGCHANGEREQUEST = 0x0050 - WM_MOVE = 0x0003 - WM_MOVING = 0x0216 - WM_NCACTIVATE = 0x0086 - WM_NCCALCSIZE = 0x0083 - WM_NCCREATE = 0x0081 - WM_NCDESTROY = 0x0082 - WM_NULL = 0x0000 - WM_QUERYDRAGICON = 0x0037 - WM_QUERYOPEN = 0x0013 - WM_QUIT = 0x0012 - WM_SHOWWINDOW = 0x0018 - WM_SIZE = 0x0005 - WM_SIZING = 0x0214 - WM_STYLECHANGED = 0x007D - WM_STYLECHANGING = 0x007C -// WM_THEMECHANGED = 0x031A // Windows XP and newer only -// WM_USERCHANGED = 0x0054 // Windows XP only: [Note This message is not supported as of Windows Vista.; also listed as not supported by server Windows] - WM_WINDOWPOSCHANGED = 0x0047 - WM_WINDOWPOSCHANGING = 0x0046 -) - -type MINMAXINFO struct { - PtReserved POINT - PtMaxSize POINT - PtMaxPosition POINT - PtMinTrackSize POINT - PtMaxTrackSize POINT -} - -func (l LPARAM) MINMAXINFO() *MINMAXINFO { - return (*MINMAXINFO)(unsafe.Pointer(l)) -} |