// 8 february 2014
package ui
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
_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 (
__CW_USEDEFAULT uint = 0x80000000
_CW_USEDEFAULT = int(__CW_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
_COLOR_MENUBAR = 30
_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")
_getClientRect = user32.NewProc("GetClientRect")
_moveWindow = user32.NewProc("MoveWindow")
_setWindowLong = user32.NewProc("SetWindowLongW")
_setWindowPos = user32.NewProc("SetWindowPos")
_setWindowText = user32.NewProc("SetWindowTextW")
_showWindow = user32.NewProc("ShowWindow")
)
// 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).
var ( // var because Go won't let me cast a negative const to a uintptr
_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
// _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))
}