func Getmouse() *MouseEvent {
var mevent C.MEVENT
if C.OK != C.getmouse(&mevent) {
return nil
}
return &MouseEvent{
Id: int(mevent.id),
X: int(mevent.x),
Y: int(mevent.y),
Z: int(mevent.z),
State: MouseMask(mevent.bstate),
}
}
/* Gets a mouse event */
func (m *Mouse) GetEvent() bool {
if C.getmouse((*C.MEVENT)(m.event)) == 0 {
return true
}
return false
}
func (r *FullscreenRenderer) GetChar() Event {
c := C.getch()
switch c {
case C.ERR:
// Unexpected error from blocking read
r.Close()
errorExit("Failed to read /dev/tty")
case C.KEY_UP:
return Event{Up, 0, nil}
case C.KEY_DOWN:
return Event{Down, 0, nil}
case C.KEY_LEFT:
return Event{Left, 0, nil}
case C.KEY_RIGHT:
return Event{Right, 0, nil}
case C.KEY_HOME:
return Event{Home, 0, nil}
case C.KEY_END:
return Event{End, 0, nil}
case C.KEY_BACKSPACE:
return Event{BSpace, 0, nil}
case C.KEY_F0 + 1:
return Event{F1, 0, nil}
case C.KEY_F0 + 2:
return Event{F2, 0, nil}
case C.KEY_F0 + 3:
return Event{F3, 0, nil}
case C.KEY_F0 + 4:
return Event{F4, 0, nil}
case C.KEY_F0 + 5:
return Event{F5, 0, nil}
case C.KEY_F0 + 6:
return Event{F6, 0, nil}
case C.KEY_F0 + 7:
return Event{F7, 0, nil}
case C.KEY_F0 + 8:
return Event{F8, 0, nil}
case C.KEY_F0 + 9:
return Event{F9, 0, nil}
case C.KEY_F0 + 10:
return Event{F10, 0, nil}
case C.KEY_F0 + 11:
return Event{F11, 0, nil}
case C.KEY_F0 + 12:
return Event{F12, 0, nil}
case C.KEY_DC:
return Event{Del, 0, nil}
case C.KEY_PPAGE:
return Event{PgUp, 0, nil}
case C.KEY_NPAGE:
return Event{PgDn, 0, nil}
case C.KEY_BTAB:
return Event{BTab, 0, nil}
case C.KEY_ENTER:
return Event{CtrlM, 0, nil}
case C.KEY_SLEFT:
return Event{SLeft, 0, nil}
case C.KEY_SRIGHT:
return Event{SRight, 0, nil}
case C.KEY_MOUSE:
var me C.MEVENT
if C.getmouse(&me) != C.ERR {
mod := ((me.bstate & C.BUTTON_SHIFT) | (me.bstate & C.BUTTON_CTRL) | (me.bstate & C.BUTTON_ALT)) > 0
x := int(me.x)
y := int(me.y)
/* Cannot use BUTTON1_DOUBLE_CLICKED due to mouseinterval(0) */
if (me.bstate & C.BUTTON1_PRESSED) > 0 {
now := time.Now()
if now.Sub(r.prevDownTime) < doubleClickDuration {
r.clickY = append(r.clickY, y)
} else {
r.clickY = []int{y}
r.prevDownTime = now
}
return Event{Mouse, 0, &MouseEvent{y, x, 0, true, false, mod}}
} else if (me.bstate & C.BUTTON1_RELEASED) > 0 {
double := false
if len(r.clickY) > 1 && r.clickY[0] == r.clickY[1] &&
time.Now().Sub(r.prevDownTime) < doubleClickDuration {
double = true
}
return Event{Mouse, 0, &MouseEvent{y, x, 0, false, double, mod}}
} else if (me.bstate&0x8000000) > 0 || (me.bstate&0x80) > 0 {
return Event{Mouse, 0, &MouseEvent{y, x, -1, false, false, mod}}
} else if (me.bstate & C.BUTTON4_PRESSED) > 0 {
return Event{Mouse, 0, &MouseEvent{y, x, 1, false, false, mod}}
}
}
return Event{Invalid, 0, nil}
case C.KEY_RESIZE:
return Event{Resize, 0, nil}
case ESC:
return escSequence()
case 127:
return Event{BSpace, 0, nil}
}
// CTRL-A ~ CTRL-Z
if c >= CtrlA && c <= CtrlZ {
return Event{int(c), 0, nil}
}
// Multi-byte character
buffer := []byte{byte(c)}
for {
r, _ := utf8.DecodeRune(buffer)
if r != utf8.RuneError {
return Event{Rune, r, nil}
}
c := C.getch()
if c == C.ERR {
break
}
if c >= C.KEY_CODE_YES {
C.ungetch(c)
break
}
buffer = append(buffer, byte(c))
}
return Event{Invalid, 0, nil}
}