From 331597b9f8a7942cbcb233a328301e4d5bf94fb0 Mon Sep 17 00:00:00 2001 From: Tulir Asokan Date: Fri, 11 Jan 2019 23:28:47 +0200 Subject: Switch to Go modules and make other changes --- vendor/maunium.net/go/tcell/console_win.go | 1036 ---------------------------- 1 file changed, 1036 deletions(-) delete mode 100644 vendor/maunium.net/go/tcell/console_win.go (limited to 'vendor/maunium.net/go/tcell/console_win.go') diff --git a/vendor/maunium.net/go/tcell/console_win.go b/vendor/maunium.net/go/tcell/console_win.go deleted file mode 100644 index a7507c2..0000000 --- a/vendor/maunium.net/go/tcell/console_win.go +++ /dev/null @@ -1,1036 +0,0 @@ -// +build windows - -// Copyright 2016 The TCell Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use file except in compliance with the License. -// You may obtain a copy of the license at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package tcell - -import ( - "errors" - "sync" - "syscall" - "unicode/utf16" - "unsafe" -) - -type cScreen struct { - in syscall.Handle - out syscall.Handle - cancelflag syscall.Handle - scandone chan struct{} - evch chan Event - quit chan struct{} - curx int - cury int - style Style - clear bool - fini bool - - w int - h int - - oscreen consoleInfo - ocursor cursorInfo - oimode uint32 - oomode uint32 - cells CellBuffer - colors map[Color]Color - - sync.Mutex -} - -var winLock sync.Mutex - -var winPalette = []Color{ - ColorBlack, - ColorMaroon, - ColorGreen, - ColorNavy, - ColorOlive, - ColorPurple, - ColorTeal, - ColorSilver, - ColorGray, - ColorRed, - ColorLime, - ColorBlue, - ColorYellow, - ColorFuchsia, - ColorAqua, - ColorWhite, -} - -var winColors = map[Color]Color{ - ColorBlack: ColorBlack, - ColorMaroon: ColorMaroon, - ColorGreen: ColorGreen, - ColorNavy: ColorNavy, - ColorOlive: ColorOlive, - ColorPurple: ColorPurple, - ColorTeal: ColorTeal, - ColorSilver: ColorSilver, - ColorGray: ColorGray, - ColorRed: ColorRed, - ColorLime: ColorLime, - ColorBlue: ColorBlue, - ColorYellow: ColorYellow, - ColorFuchsia: ColorFuchsia, - ColorAqua: ColorAqua, - ColorWhite: ColorWhite, -} - -var k32 = syscall.NewLazyDLL("kernel32.dll") - -// We have to bring in the kernel32.dll directly, so we can get access to some -// system calls that the core Go API lacks. -// -// Note that Windows appends some functions with W to indicate that wide -// characters (Unicode) are in use. The documentation refers to them -// without this suffix, as the resolution is made via preprocessor. -var ( - procReadConsoleInput = k32.NewProc("ReadConsoleInputW") - procWaitForMultipleObjects = k32.NewProc("WaitForMultipleObjects") - procCreateEvent = k32.NewProc("CreateEventW") - procSetEvent = k32.NewProc("SetEvent") - procGetConsoleCursorInfo = k32.NewProc("GetConsoleCursorInfo") - procSetConsoleCursorInfo = k32.NewProc("SetConsoleCursorInfo") - procSetConsoleCursorPosition = k32.NewProc("SetConsoleCursorPosition") - procSetConsoleMode = k32.NewProc("SetConsoleMode") - procGetConsoleMode = k32.NewProc("GetConsoleMode") - procGetConsoleScreenBufferInfo = k32.NewProc("GetConsoleScreenBufferInfo") - procFillConsoleOutputAttribute = k32.NewProc("FillConsoleOutputAttribute") - procFillConsoleOutputCharacter = k32.NewProc("FillConsoleOutputCharacterW") - procSetConsoleWindowInfo = k32.NewProc("SetConsoleWindowInfo") - procSetConsoleScreenBufferSize = k32.NewProc("SetConsoleScreenBufferSize") - procSetConsoleTextAttribute = k32.NewProc("SetConsoleTextAttribute") - procSetConsoleTitle = k32.NewProc("SetConsoleTitleW") -) - -const ( - w32Infinite = ^uintptr(0) - w32WaitObject0 = uintptr(0) -) - -// NewConsoleScreen returns a Screen for the Windows console associated -// with the current process. The Screen makes use of the Windows Console -// API to display content and read events. -func NewConsoleScreen() (Screen, error) { - return &cScreen{}, nil -} - -func (s *cScreen) Init() error { - s.evch = make(chan Event, 10) - s.quit = make(chan struct{}) - s.scandone = make(chan struct{}) - - in, e := syscall.Open("CONIN$", syscall.O_RDWR, 0) - if e != nil { - return e - } - s.in = in - out, e := syscall.Open("CONOUT$", syscall.O_RDWR, 0) - if e != nil { - syscall.Close(s.in) - return e - } - s.out = out - - cf, _, e := procCreateEvent.Call( - uintptr(0), - uintptr(1), - uintptr(0), - uintptr(0)) - if cf == uintptr(0) { - return e - } - s.cancelflag = syscall.Handle(cf) - - s.Lock() - - s.curx = -1 - s.cury = -1 - s.style = StyleDefault - s.getCursorInfo(&s.ocursor) - s.getConsoleInfo(&s.oscreen) - s.getOutMode(&s.oomode) - s.getInMode(&s.oimode) - s.resize() - - s.fini = false - s.setInMode(modeResizeEn) - s.setOutMode(0) - s.clearScreen(s.style) - s.hideCursor() - s.Unlock() - go s.scanInput() - - return nil -} - -func (s *cScreen) CharacterSet() string { - // We are always UTF-16LE on Windows - return "UTF-16LE" -} - -func (s *cScreen) EnableMouse() { - s.setInMode(modeResizeEn | modeMouseEn | modeExtndFlg) -} - -func (s *cScreen) DisableMouse() { - s.setInMode(modeResizeEn) -} - -func (s *cScreen) SetTitle(title string) { - procSetConsoleTitle.Call(uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(title)))) -} - -func (s *cScreen) Fini() { - s.Lock() - s.style = StyleDefault - s.curx = -1 - s.cury = -1 - s.fini = true - s.Unlock() - s.setCursorInfo(&s.ocursor) - s.setInMode(s.oimode) - s.setOutMode(s.oomode) - s.setBufferSize(int(s.oscreen.size.x), int(s.oscreen.size.y)) - s.clearScreen(StyleDefault) - s.setCursorPos(0, 0) - procSetConsoleTextAttribute.Call( - uintptr(s.out), - uintptr(s.mapStyle(StyleDefault))) - - close(s.quit) - procSetEvent.Call(uintptr(s.cancelflag)) - // Block until scanInput returns; this prevents a race condition on Win 8+ - // which causes syscall.Close to block until another keypress is read. - <-s.scandone - syscall.Close(s.in) - syscall.Close(s.out) -} - -func (s *cScreen) PostEventWait(ev Event) { - s.evch <- ev -} - -func (s *cScreen) PostEvent(ev Event) error { - select { - case s.evch <- ev: - return nil - default: - return ErrEventQFull - } -} - -func (s *cScreen) PollEvent() Event { - select { - case <-s.quit: - return nil - case ev := <-s.evch: - return ev - } -} - -type cursorInfo struct { - size uint32 - visible uint32 -} - -type coord struct { - x int16 - y int16 -} - -func (c coord) uintptr() uintptr { - // little endian, put x first - return uintptr(c.x) | (uintptr(c.y) << 16) -} - -type rect struct { - left int16 - top int16 - right int16 - bottom int16 -} - -func (s *cScreen) showCursor() { - s.setCursorInfo(&cursorInfo{size: 100, visible: 1}) -} - -func (s *cScreen) hideCursor() { - s.setCursorInfo(&cursorInfo{size: 1, visible: 0}) -} - -func (s *cScreen) ShowCursor(x, y int) { - s.Lock() - if !s.fini { - s.curx = x - s.cury = y - } - s.doCursor() - s.Unlock() -} - -func (s *cScreen) doCursor() { - x, y := s.curx, s.cury - - if x < 0 || y < 0 || x >= s.w || y >= s.h { - s.setCursorPos(0, 0) - s.hideCursor() - } else { - s.setCursorPos(x, y) - s.showCursor() - } -} - -func (s *cScreen) HideCursor() { - s.ShowCursor(-1, -1) -} - -type charInfo struct { - ch uint16 - attr uint16 -} - -type inputRecord struct { - typ uint16 - _ uint16 - data [16]byte -} - -const ( - keyEvent uint16 = 1 - mouseEvent uint16 = 2 - resizeEvent uint16 = 4 - menuEvent uint16 = 8 // don't use - focusEvent uint16 = 16 // don't use -) - -type mouseRecord struct { - x int16 - y int16 - btns uint32 - mod uint32 - flags uint32 -} - -const ( - mouseDoubleClick uint32 = 0x2 - mouseHWheeled uint32 = 0x8 - mouseVWheeled uint32 = 0x4 - mouseMoved uint32 = 0x1 -) - -type resizeRecord struct { - x int16 - y int16 -} - -type keyRecord struct { - isdown int32 - repeat uint16 - kcode uint16 - scode uint16 - ch uint16 - mod uint32 -} - -const ( - // Constants per Microsoft. We don't put the modifiers - // here. - vkCancel = 0x03 - vkBack = 0x08 // Backspace - vkTab = 0x09 - vkClear = 0x0c - vkReturn = 0x0d - vkPause = 0x13 - vkEscape = 0x1b - vkSpace = 0x20 - vkPrior = 0x21 // PgUp - vkNext = 0x22 // PgDn - vkEnd = 0x23 - vkHome = 0x24 - vkLeft = 0x25 - vkUp = 0x26 - vkRight = 0x27 - vkDown = 0x28 - vkPrint = 0x2a - vkPrtScr = 0x2c - vkInsert = 0x2d - vkDelete = 0x2e - vkHelp = 0x2f - vkF1 = 0x70 - vkF2 = 0x71 - vkF3 = 0x72 - vkF4 = 0x73 - vkF5 = 0x74 - vkF6 = 0x75 - vkF7 = 0x76 - vkF8 = 0x77 - vkF9 = 0x78 - vkF10 = 0x79 - vkF11 = 0x7a - vkF12 = 0x7b - vkF13 = 0x7c - vkF14 = 0x7d - vkF15 = 0x7e - vkF16 = 0x7f - vkF17 = 0x80 - vkF18 = 0x81 - vkF19 = 0x82 - vkF20 = 0x83 - vkF21 = 0x84 - vkF22 = 0x85 - vkF23 = 0x86 - vkF24 = 0x87 -) - -var vkKeys = map[uint16]Key{ - vkCancel: KeyCancel, - vkBack: KeyBackspace, - vkTab: KeyTab, - vkClear: KeyClear, - vkPause: KeyPause, - vkPrint: KeyPrint, - vkPrtScr: KeyPrint, - vkPrior: KeyPgUp, - vkNext: KeyPgDn, - vkReturn: KeyEnter, - vkEnd: KeyEnd, - vkHome: KeyHome, - vkLeft: KeyLeft, - vkUp: KeyUp, - vkRight: KeyRight, - vkDown: KeyDown, - vkInsert: KeyInsert, - vkDelete: KeyDelete, - vkHelp: KeyHelp, - vkF1: KeyF1, - vkF2: KeyF2, - vkF3: KeyF3, - vkF4: KeyF4, - vkF5: KeyF5, - vkF6: KeyF6, - vkF7: KeyF7, - vkF8: KeyF8, - vkF9: KeyF9, - vkF10: KeyF10, - vkF11: KeyF11, - vkF12: KeyF12, - vkF13: KeyF13, - vkF14: KeyF14, - vkF15: KeyF15, - vkF16: KeyF16, - vkF17: KeyF17, - vkF18: KeyF18, - vkF19: KeyF19, - vkF20: KeyF20, - vkF21: KeyF21, - vkF22: KeyF22, - vkF23: KeyF23, - vkF24: KeyF24, -} - -// NB: All Windows platforms are little endian. We assume this -// never, ever change. The following code is endian safe. and does -// not use unsafe pointers. -func getu32(v []byte) uint32 { - return uint32(v[0]) + (uint32(v[1]) << 8) + (uint32(v[2]) << 16) + (uint32(v[3]) << 24) -} -func geti32(v []byte) int32 { - return int32(getu32(v)) -} -func getu16(v []byte) uint16 { - return uint16(v[0]) + (uint16(v[1]) << 8) -} -func geti16(v []byte) int16 { - return int16(getu16(v)) -} - -// Convert windows dwControlKeyState to modifier mask -func mod2mask(cks uint32) ModMask { - mm := ModNone - // Left or right control - if (cks & (0x0008 | 0x0004)) != 0 { - mm |= ModCtrl - } - // Left or right alt - if (cks & (0x0002 | 0x0001)) != 0 { - mm |= ModAlt - } - // Any shift - if (cks & 0x0010) != 0 { - mm |= ModShift - } - return mm -} - -func mrec2btns(mbtns, flags uint32) ButtonMask { - btns := ButtonNone - if mbtns&0x1 != 0 { - btns |= Button1 - } - if mbtns&0x2 != 0 { - btns |= Button2 - } - if mbtns&0x4 != 0 { - btns |= Button3 - } - if mbtns&0x8 != 0 { - btns |= Button4 - } - if mbtns&0x10 != 0 { - btns |= Button5 - } - if mbtns&0x20 != 0 { - btns |= Button6 - } - if mbtns&0x40 != 0 { - btns |= Button7 - } - if mbtns&0x80 != 0 { - btns |= Button8 - } - - if flags&mouseVWheeled != 0 { - if mbtns&0x80000000 == 0 { - btns |= WheelUp - } else { - btns |= WheelDown - } - } - if flags&mouseHWheeled != 0 { - if mbtns&0x80000000 == 0 { - btns |= WheelRight - } else { - btns |= WheelLeft - } - } - return btns -} - -func (s *cScreen) getConsoleInput() error { - // cancelFlag comes first as WaitForMultipleObjects returns the lowest index - // in the event that both events are signalled. - waitObjects := []syscall.Handle{s.cancelflag, s.in} - // As arrays are contiguous in memory, a pointer to the first object is the - // same as a pointer to the array itself. - pWaitObjects := unsafe.Pointer(&waitObjects[0]) - - rv, _, er := procWaitForMultipleObjects.Call( - uintptr(len(waitObjects)), - uintptr(pWaitObjects), - uintptr(0), - w32Infinite) - // WaitForMultipleObjects returns WAIT_OBJECT_0 + the index. - switch rv { - case w32WaitObject0: // s.cancelFlag - return errors.New("cancelled") - case w32WaitObject0 + 1: // s.in - rec := &inputRecord{} - var nrec int32 - rv, _, er := procReadConsoleInput.Call( - uintptr(s.in), - uintptr(unsafe.Pointer(rec)), - uintptr(1), - uintptr(unsafe.Pointer(&nrec))) - if rv == 0 { - return er - } - if nrec != 1 { - return nil - } - switch rec.typ { - case keyEvent: - krec := &keyRecord{} - krec.isdown = geti32(rec.data[0:]) - krec.repeat = getu16(rec.data[4:]) - krec.kcode = getu16(rec.data[6:]) - krec.scode = getu16(rec.data[8:]) - krec.ch = getu16(rec.data[10:]) - krec.mod = getu32(rec.data[12:]) - - if krec.isdown == 0 || krec.repeat < 1 { - // its a key release event, ignore it - return nil - } - if krec.ch != 0 { - // synthesized key code - for krec.repeat > 0 { - // convert shift+tab to backtab - if mod2mask(krec.mod) == ModShift && krec.ch == vkTab { - s.PostEvent(NewEventKey(KeyBacktab, 0, - ModNone)) - } else { - s.PostEvent(NewEventKey(KeyRune, rune(krec.ch), - mod2mask(krec.mod))) - } - krec.repeat-- - } - return nil - } - key := KeyNUL // impossible on Windows - ok := false - if key, ok = vkKeys[krec.kcode]; !ok { - return nil - } - for krec.repeat > 0 { - s.PostEvent(NewEventKey(key, rune(krec.ch), - mod2mask(krec.mod))) - krec.repeat-- - } - - case mouseEvent: - var mrec mouseRecord - mrec.x = geti16(rec.data[0:]) - mrec.y = geti16(rec.data[2:]) - mrec.btns = getu32(rec.data[4:]) - mrec.mod = getu32(rec.data[8:]) - mrec.flags = getu32(rec.data[12:]) - btns := mrec2btns(mrec.btns, mrec.flags) - // we ignore double click, events are delivered normally - s.PostEvent(NewEventMouse(int(mrec.x), int(mrec.y), btns, - mod2mask(mrec.mod))) - - case resizeEvent: - var rrec resizeRecord - rrec.x = geti16(rec.data[0:]) - rrec.y = geti16(rec.data[2:]) - s.PostEvent(NewEventResize(int(rrec.x), int(rrec.y))) - - default: - } - default: - return er - } - - return nil -} - -func (s *cScreen) scanInput() { - for { - if e := s.getConsoleInput(); e != nil { - close(s.scandone) - return - } - } -} - -// Windows console can display 8 characters, in either low or high intensity -func (s *cScreen) Colors() int { - return 16 -} - -var vgaColors = map[Color]uint16{ - ColorBlack: 0, - ColorMaroon: 0x4, - ColorGreen: 0x2, - ColorNavy: 0x1, - ColorOlive: 0x6, - ColorPurple: 0x5, - ColorTeal: 0x3, - ColorSilver: 0x7, - ColorGrey: 0x8, - ColorRed: 0xc, - ColorLime: 0xa, - ColorBlue: 0x9, - ColorYellow: 0xe, - ColorFuchsia: 0xd, - ColorAqua: 0xb, - ColorWhite: 0xf, -} - -// Windows uses RGB signals -func mapColor2RGB(c Color) uint16 { - winLock.Lock() - if v, ok := winColors[c]; ok { - c = v - } else { - v = FindColor(c, winPalette) - winColors[c] = v - c = v - } - winLock.Unlock() - - if vc, ok := vgaColors[c]; ok { - return vc - } - return 0 -} - -// Map a tcell style to Windows attributes -func (s *cScreen) mapStyle(style Style) uint16 { - f, b, a := style.Decompose() - fa := s.oscreen.attrs & 0xf - ba := (s.oscreen.attrs) >> 4 & 0xf - if f != ColorDefault { - fa = mapColor2RGB(f) - } - if b != ColorDefault { - ba = mapColor2RGB(b) - } - var attr uint16 - // We simulate reverse by doing the color swap ourselves. - // Apparently windows cannot really do this except in DBCS - // views. - if a&AttrReverse != 0 { - attr = ba - attr |= (fa << 4) - } else { - attr = fa - attr |= (ba << 4) - } - if a&AttrBold != 0 { - attr |= 0x8 - } - if a&AttrDim != 0 { - attr &^= 0x8 - } - if a&AttrUnderline != 0 { - // Best effort -- doesn't seem to work though. - attr |= 0x8000 - } - // Blink is unsupported - return attr -} - -func (s *cScreen) SetCell(x, y int, style Style, ch ...rune) { - if len(ch) > 0 { - s.SetContent(x, y, ch[0], ch[1:], style) - } else { - s.SetContent(x, y, ' ', nil, style) - } -} - -func (s *cScreen) SetContent(x, y int, mainc rune, combc []rune, style Style) { - s.Lock() - if !s.fini { - s.cells.SetContent(x, y, mainc, combc, style) - } - s.Unlock() -} - -func (s *cScreen) GetContent(x, y int) (rune, []rune, Style, int) { - s.Lock() - mainc, combc, style, width := s.cells.GetContent(x, y) - s.Unlock() - return mainc, combc, style, width -} - -func (s *cScreen) writeString(x, y int, style Style, ch []uint16) { - // we assume the caller has hidden the cursor - if len(ch) == 0 { - return - } - nw := uint32(len(ch)) - procSetConsoleTextAttribute.Call( - uintptr(s.out), - uintptr(s.mapStyle(style))) - s.setCursorPos(x, y) - syscall.WriteConsole(s.out, &ch[0], nw, &nw, nil) -} - -func (s *cScreen) draw() { - // allocate a scratch line bit enough for no combining chars. - // if you have combining characters, you may pay for extra allocs. - if s.clear { - s.clearScreen(s.style) - s.clear = false - s.cells.Invalidate() - } - buf := make([]uint16, 0, s.w) - wcs := buf[:] - lstyle := Style(-1) // invalid attribute - - lx, ly := -1, -1 - ra := make([]rune, 1) - - for y := 0; y < int(s.h); y++ { - for x := 0; x < int(s.w); x++ { - mainc, combc, style, width := s.cells.GetContent(x, y) - dirty := s.cells.Dirty(x, y) - if style == StyleDefault { - style = s.style - } - - if !dirty || style != lstyle { - // write out any data queued thus far - // because we are going to skip over some - // cells, or because we need to change styles - s.writeString(lx, ly, lstyle, wcs) - wcs = buf[0:0] - lstyle = Style(-1) - if !dirty { - continue - } - } - if x > s.w-width { - mainc = ' ' - combc = nil - width = 1 - } - if len(wcs) == 0 { - lstyle = style - lx = x - ly = y - } - ra[0] = mainc - wcs = append(wcs, utf16.Encode(ra)...) - if len(combc) != 0 { - wcs = append(wcs, utf16.Encode(combc)...) - } - s.cells.SetDirty(x, y, false) - x += width - 1 - } - s.writeString(lx, ly, lstyle, wcs) - wcs = buf[0:0] - lstyle = Style(-1) - } -} - -func (s *cScreen) Show() { - s.Lock() - if !s.fini { - s.hideCursor() - s.resize() - s.draw() - s.doCursor() - } - s.Unlock() -} - -func (s *cScreen) Sync() { - s.Lock() - if !s.fini { - s.cells.Invalidate() - s.hideCursor() - s.resize() - s.draw() - s.doCursor() - } - s.Unlock() -} - -type consoleInfo struct { - size coord - pos coord - attrs uint16 - win rect - maxsz coord -} - -func (s *cScreen) getConsoleInfo(info *consoleInfo) { - procGetConsoleScreenBufferInfo.Call( - uintptr(s.out), - uintptr(unsafe.Pointer(info))) -} - -func (s *cScreen) getCursorInfo(info *cursorInfo) { - procGetConsoleCursorInfo.Call( - uintptr(s.out), - uintptr(unsafe.Pointer(info))) -} - -func (s *cScreen) setCursorInfo(info *cursorInfo) { - procSetConsoleCursorInfo.Call( - uintptr(s.out), - uintptr(unsafe.Pointer(info))) -} - -func (s *cScreen) setCursorPos(x, y int) { - procSetConsoleCursorPosition.Call( - uintptr(s.out), - coord{int16(x), int16(y)}.uintptr()) -} - -func (s *cScreen) setBufferSize(x, y int) { - procSetConsoleScreenBufferSize.Call( - uintptr(s.out), - coord{int16(x), int16(y)}.uintptr()) -} - -func (s *cScreen) Size() (int, int) { - s.Lock() - w, h := s.w, s.h - s.Unlock() - - return w, h -} - -func (s *cScreen) resize() { - info := consoleInfo{} - s.getConsoleInfo(&info) - - w := int((info.win.right - info.win.left) + 1) - h := int((info.win.bottom - info.win.top) + 1) - - if s.w == w && s.h == h { - return - } - - s.cells.Resize(w, h) - s.w = w - s.h = h - - r := rect{0, 0, int16(w - 1), int16(h - 1)} - procSetConsoleWindowInfo.Call( - uintptr(s.out), - uintptr(1), - uintptr(unsafe.Pointer(&r))) - - s.setBufferSize(w, h) - - s.PostEvent(NewEventResize(w, h)) -} - -func (s *cScreen) Clear() { - s.Fill(' ', s.style) -} - -func (s *cScreen) Fill(r rune, style Style) { - s.Lock() - if !s.fini { - s.cells.Fill(r, style) - s.clear = true - } - s.Unlock() -} - -func (s *cScreen) clearScreen(style Style) { - pos := coord{0, 0} - attr := s.mapStyle(style) - x, y := s.w, s.h - scratch := uint32(0) - count := uint32(x * y) - - procFillConsoleOutputAttribute.Call( - uintptr(s.out), - uintptr(attr), - uintptr(count), - pos.uintptr(), - uintptr(unsafe.Pointer(&scratch))) - procFillConsoleOutputCharacter.Call( - uintptr(s.out), - uintptr(' '), - uintptr(count), - pos.uintptr(), - uintptr(unsafe.Pointer(&scratch))) -} - -const ( - modeExtndFlg uint32 = 0x0080 - modeMouseEn uint32 = 0x0010 - modeResizeEn uint32 = 0x0008 - modeWrapEOL uint32 = 0x0002 - modeCooked uint32 = 0x0001 -) - -func (s *cScreen) setInMode(mode uint32) error { - rv, _, err := procSetConsoleMode.Call( - uintptr(s.in), - uintptr(mode)) - if rv == 0 { - return err - } - return nil -} - -func (s *cScreen) setOutMode(mode uint32) error { - rv, _, err := procSetConsoleMode.Call( - uintptr(s.out), - uintptr(mode)) - if rv == 0 { - return err - } - return nil -} - -func (s *cScreen) getInMode(v *uint32) { - procGetConsoleMode.Call( - uintptr(s.in), - uintptr(unsafe.Pointer(v))) -} - -func (s *cScreen) getOutMode(v *uint32) { - procGetConsoleMode.Call( - uintptr(s.out), - uintptr(unsafe.Pointer(v))) -} - -func (s *cScreen) SetStyle(style Style) { - s.Lock() - s.style = style - s.Unlock() -} - -// No fallback rune support, since we have Unicode. Yay! - -func (s *cScreen) RegisterRuneFallback(r rune, subst string) { -} - -func (s *cScreen) UnregisterRuneFallback(r rune) { -} - -func (s *cScreen) CanDisplay(r rune, checkFallbacks bool) bool { - // We presume we can display anything -- we're Unicode. - // (Sadly this not precisely true. Combinings are especially - // poorly supported under Windows.) - return true -} - -func (s *cScreen) HasMouse() bool { - return true -} - -func (s *cScreen) Resize(int, int, int, int) {} - -func (s *cScreen) HasKey(k Key) bool { - // Microsoft has codes for some keys, but they are unusual, - // so we don't include them. We include all the typical - // 101, 105 key layout keys. - valid := map[Key]bool{ - KeyBackspace: true, - KeyTab: true, - KeyEscape: true, - KeyPause: true, - KeyPrint: true, - KeyPgUp: true, - KeyPgDn: true, - KeyEnter: true, - KeyEnd: true, - KeyHome: true, - KeyLeft: true, - KeyUp: true, - KeyRight: true, - KeyDown: true, - KeyInsert: true, - KeyDelete: true, - KeyF1: true, - KeyF2: true, - KeyF3: true, - KeyF4: true, - KeyF5: true, - KeyF6: true, - KeyF7: true, - KeyF8: true, - KeyF9: true, - KeyF10: true, - KeyF11: true, - KeyF12: true, - KeyRune: true, - } - - return valid[k] -} -- cgit v1.2.3