finish windows support

.travis.yml

@@ -1,9 +1,10 @@
 language: go
 go:
-  - 1.4
   - 1.5
 before_install:
   - go get golang.org/x/crypto/ssh/terminal
 script:
-  - go install github.com/chzyer/readline/example
+  - GOOS=windows go install github.com/chzyer/readline/example
+  - GOOS=linux go install github.com/chzyer/readline/example
+  - GOOS=darwin go install github.com/chzyer/readline/example
   - go test -v

ansi_windows.go

@@ -12,9 +12,41 @@ import (
 	"unsafe"
 )
 
-func init() {
-	Stdout = NewANSIWriter(Stdout)
-	Stderr = NewANSIWriter(Stderr)
+const (
+	_                = uint16(0)
+	COLOR_FBLUE      = 0x0001
+	COLOR_FGREEN     = 0x0002
+	COLOR_FRED       = 0x0004
+	COLOR_FINTENSITY = 0x0008
+
+	COLOR_BBLUE      = 0x0010
+	COLOR_BGREEN     = 0x0020
+	COLOR_BRED       = 0x0040
+	COLOR_BINTENSITY = 0x0080
+
+	COMMON_LVB_UNDERSCORE = 0x8000
+)
+
+var ColorTableFg = []word{
+	0,                                       // 30: Black
+	COLOR_FRED,                              // 31: Red
+	COLOR_FGREEN,                            // 32: Green
+	COLOR_FRED | COLOR_FGREEN,               // 33: Yellow
+	COLOR_FBLUE,                             // 34: Blue
+	COLOR_FRED | COLOR_FBLUE,                // 35: Magenta
+	COLOR_FGREEN | COLOR_FBLUE,              // 36: Cyan
+	COLOR_FRED | COLOR_FBLUE | COLOR_FGREEN, // 37: White
+}
+
+var ColorTableBg = []word{
+	0,                                       // 40: Black
+	COLOR_BRED,                              // 41: Red
+	COLOR_BGREEN,                            // 42: Green
+	COLOR_BRED | COLOR_BGREEN,               // 43: Yellow
+	COLOR_BBLUE,                             // 44: Blue
+	COLOR_BRED | COLOR_BBLUE,                // 45: Magenta
+	COLOR_BGREEN | COLOR_BBLUE,              // 46: Cyan
+	COLOR_BRED | COLOR_BBLUE | COLOR_BGREEN, // 47: White
 }
 
 type ANSIWriter struct {
@@ -140,11 +172,13 @@ func (a *ANSIWriter) ioloopEscSeq(w *bufio.Writer, r rune, argptr *[]string) boo
 				break
 			}
 			if c >= 30 && c < 40 {
+				color ^= COLOR_FINTENSITY
 				color |= ColorTableFg[c-30]
 			} else if c >= 40 && c < 50 {
+				color ^= COLOR_BINTENSITY
 				color |= ColorTableBg[c-40]
 			} else if c == 4 {
-				color |= COMMON_LVB_UNDERSCORE
+				color |= COMMON_LVB_UNDERSCORE | ColorTableFg[7]
 			} else { // unknown code treat as reset
 				color = ColorTableFg[7]
 			}
@@ -225,40 +259,3 @@ func eraseLine() error {
 		uintptr(unsafe.Pointer(&written)),
 	)
 }
-
-const (
-	_                = uint16(0)
-	COLOR_FBLUE      = 0x0001
-	COLOR_FGREEN     = 0x0002
-	COLOR_FRED       = 0x0004
-	COLOR_FINTENSITY = 0x0008
-
-	COLOR_BBLUE      = 0x0010
-	COLOR_BGREEN     = 0x0020
-	COLOR_BRED       = 0x0040
-	COLOR_BINTENSITY = 0x0080
-
-	COMMON_LVB_UNDERSCORE = 0x8000
-)
-
-var ColorTableFg = []word{
-	0,                                       // 30: Black
-	COLOR_FRED,                              // 31: Red
-	COLOR_FGREEN,                            // 32: Green
-	COLOR_FRED | COLOR_FGREEN,               // 33: Yellow
-	COLOR_FBLUE,                             // 34: Blue
-	COLOR_FRED | COLOR_FBLUE,                // 35: Magenta
-	COLOR_FGREEN | COLOR_FBLUE,              // 36: Cyan
-	COLOR_FRED | COLOR_FBLUE | COLOR_FGREEN, // 37: White
-}
-
-var ColorTableBg = []word{
-	0,                                       // 40: Black
-	COLOR_BRED,                              // 41: Red
-	COLOR_BGREEN,                            // 42: Green
-	COLOR_BRED | COLOR_BGREEN,               // 43: Yellow
-	COLOR_BBLUE,                             // 44: Blue
-	COLOR_BRED | COLOR_BBLUE,                // 45: Magenta
-	COLOR_BGREEN | COLOR_BBLUE,              // 46: Cyan
-	COLOR_BRED | COLOR_BBLUE | COLOR_BGREEN, // 47: White
-}

char.go

@@ -26,7 +26,7 @@ const (
 )
 
 const (
-	MetaPrev = -iota - 1
+	MetaPrev rune = -iota - 1
 	MetaNext
 	MetaDelete
 	MetaBackspace

example/main.go

@@ -7,6 +7,8 @@ import (
 	"strings"
 	"time"
 
+	"gopkg.in/logex.v1"
+
 	"github.com/chzyer/readline"
 )
 
@@ -39,6 +41,7 @@ func main() {
 		HistoryFile:  "/tmp/readline.tmp",
 		AutoComplete: completer,
 	})
+	logex.SetStd(logex.NewLoggerEx(l.Stderr()))
 	if err != nil {
 		panic(err)
 	}

rawreader_windows.go

@@ -0,0 +1,122 @@
+// +build windows
+
+package readline
+
+import "unsafe"
+
+const (
+	VK_CANCEL   = 0x03
+	VK_BACK     = 0x08
+	VK_TAB      = 0x09
+	VK_RETURN   = 0x0D
+	VK_SHIFT    = 0x10
+	VK_CONTROL  = 0x11
+	VK_MENU     = 0x12
+	VK_ESCAPE   = 0x1B
+	VK_LEFT     = 0x25
+	VK_UP       = 0x26
+	VK_RIGHT    = 0x27
+	VK_DOWN     = 0x28
+	VK_DELETE   = 0x2E
+	VK_LSHIFT   = 0xA0
+	VK_RSHIFT   = 0xA1
+	VK_LCONTROL = 0xA2
+	VK_RCONTROL = 0xA3
+)
+
+type RawReader struct {
+	ctrlKey bool
+	altKey  bool
+}
+
+func NewRawReader() *RawReader {
+	r := new(RawReader)
+	return r
+}
+
+func (r *RawReader) Read(buf []byte) (int, error) {
+	ir := new(_INPUT_RECORD)
+	var read int
+	var err error
+next:
+	err = kernel.ReadConsoleInputW(stdin,
+		uintptr(unsafe.Pointer(ir)),
+		1,
+		uintptr(unsafe.Pointer(&read)),
+	)
+	if err != nil {
+		return 0, err
+	}
+	if ir.EventType != EVENT_KEY {
+		goto next
+	}
+	ker := (*_KEY_EVENT_RECORD)(unsafe.Pointer(&ir.Event[0]))
+	if ker.bKeyDown == 0 { // keyup
+		if r.ctrlKey || r.altKey {
+			switch ker.wVirtualKeyCode {
+			case VK_RCONTROL, VK_LCONTROL:
+				r.ctrlKey = false
+			case VK_MENU: //alt
+				r.altKey = false
+			}
+		}
+		goto next
+	}
+
+	if ker.unicodeChar == 0 {
+		var target rune
+		switch ker.wVirtualKeyCode {
+		case VK_RCONTROL, VK_LCONTROL:
+			r.ctrlKey = true
+		case VK_MENU: //alt
+			r.altKey = true
+		case VK_LEFT:
+			target = CharBackward
+		case VK_RIGHT:
+			target = CharForward
+		case VK_UP:
+			target = CharPrev
+		case VK_DOWN:
+			target = CharNext
+		}
+		if target != 0 {
+			return r.write(buf, target)
+		}
+		goto next
+	}
+	char := rune(ker.unicodeChar)
+	if r.ctrlKey {
+		switch char {
+		case 'A':
+			char = CharLineStart
+		case 'E':
+			char = CharLineEnd
+		case 'R':
+			char = CharBckSearch
+		case 'S':
+			char = CharFwdSearch
+		}
+	} else if r.altKey {
+		switch char {
+		case VK_BACK:
+			char = CharBackspace
+		}
+		return r.writeEsc(buf, char)
+	}
+	return r.write(buf, char)
+}
+
+func (r *RawReader) writeEsc(b []byte, char rune) (int, error) {
+	b[0] = '\033'
+	n := copy(b[1:], []byte(string(char)))
+	return n + 1, nil
+}
+
+func (r *RawReader) write(b []byte, char rune) (int, error) {
+	n := copy(b, []byte(string(char)))
+	return n, nil
+}
+
+func (r *RawReader) Close() error {
+	return nil
+}

std.go

@@ -6,6 +6,7 @@ import (
 )
 
 var (
+	Stdin  io.ReadCloser  = os.Stdin
 	Stdout io.WriteCloser = os.Stdout
 	Stderr io.WriteCloser = os.Stderr
 )

std_windows.go

@@ -0,0 +1,9 @@
+// +build windows
+
+package readline
+
+func init() {
+	Stdin = NewRawReader()
+	Stdout = NewANSIWriter(Stdout)
+	Stderr = NewANSIWriter(Stderr)
+}

terminal.go

@@ -3,7 +3,6 @@ package readline
 import (
 	"bufio"
 	"fmt"
-	"os"
 	"sync"
 	"sync/atomic"
 
@@ -81,7 +80,7 @@ func (t *Terminal) ioloop() {
 		expectNextChar bool
 	)
 
-	buf := bufio.NewReader(os.Stdin)
+	buf := bufio.NewReader(Stdin)
 	for {
 		if !expectNextChar {
 			atomic.StoreInt64(&t.isReading, 0)

windows_api.go

@@ -11,14 +11,16 @@ import (
 var (
 	kernel = NewKernel()
 	stdout = uintptr(syscall.Stdout)
+	stdin  = uintptr(syscall.Stdin)
 )
 
 type Kernel struct {
 	SetConsoleCursorPosition,
 	SetConsoleTextAttribute,
-	GetConsoleScreenBufferInfo,
 	FillConsoleOutputCharacterW,
 	FillConsoleOutputAttribute,
+	ReadConsoleInputW,
+	GetConsoleScreenBufferInfo,
 	GetConsoleCursorInfo,
 	GetStdHandle CallFunc
 }
@@ -26,6 +28,7 @@ type Kernel struct {
 type short int16
 type word uint16
 type dword uint32
+type wchar uint16
 
 type _COORD struct {
 	x short
@@ -36,6 +39,34 @@ func (c *_COORD) ptr() uintptr {
 	return uintptr(*(*int32)(unsafe.Pointer(c)))
 }
 
+const (
+	EVENT_KEY                = 0x0001
+	EVENT_MOUSE              = 0x0002
+	EVENT_WINDOW_BUFFER_SIZE = 0x0004
+	EVENT_MENU               = 0x0008
+	EVENT_FOCUS              = 0x0010
+)
+
+type _KEY_EVENT_RECORD struct {
+	bKeyDown          int32
+	wRepeatCount      word
+	wVirtualKeyCode   word
+	wVirtualScanCode  word
+	unicodeChar       wchar
+	dwControlKeyState dword
+}
+
+// KEY_EVENT_RECORD          KeyEvent;
+// MOUSE_EVENT_RECORD        MouseEvent;
+// WINDOW_BUFFER_SIZE_RECORD WindowBufferSizeEvent;
+// MENU_EVENT_RECORD         MenuEvent;
+// FOCUS_EVENT_RECORD        FocusEvent;
+type _INPUT_RECORD struct {
+	EventType word
+	Padding   uint16
+	Event     [16]byte
+}
+
 type _CONSOLE_SCREEN_BUFFER_INFO struct {
 	dwSize              _COORD
 	dwCursorPosition    _COORD