func initPairs(baseTheme *ColorTheme, theme *ColorTheme, black bool) {
fg := override(baseTheme.Fg, theme.Fg)
bg := override(baseTheme.Bg, theme.Bg)
if black {
bg = C.COLOR_BLACK
} else if theme.UseDefault {
fg = colDefault
bg = colDefault
C.use_default_colors()
}
if theme.UseDefault {
FG = colDefault
BG = colDefault
} else {
FG = int(fg)
BG = int(bg)
C.assume_default_colors(C.int(override(baseTheme.Fg, theme.Fg)), C.int(bg))
}
currentFG := override(baseTheme.Current, theme.Current)
darkBG := override(baseTheme.DarkBg, theme.DarkBg)
CurrentFG = int(currentFG)
DarkBG = int(darkBG)
C.init_pair(ColPrompt, override(baseTheme.Prompt, theme.Prompt), bg)
C.init_pair(ColMatch, override(baseTheme.Match, theme.Match), bg)
C.init_pair(ColCurrent, currentFG, darkBG)
C.init_pair(ColCurrentMatch, override(baseTheme.CurrentMatch, theme.CurrentMatch), darkBG)
C.init_pair(ColSpinner, override(baseTheme.Spinner, theme.Spinner), bg)
C.init_pair(ColInfo, override(baseTheme.Info, theme.Info), bg)
C.init_pair(ColCursor, override(baseTheme.Cursor, theme.Cursor), darkBG)
C.init_pair(ColSelected, override(baseTheme.Selected, theme.Selected), darkBG)
C.init_pair(ColHeader, override(baseTheme.Header, theme.Header), bg)
C.init_pair(ColBorder, override(baseTheme.Border, theme.Border), bg)
}
func initPairs(theme *ColorTheme, black bool) {
fg := C.short(theme.Fg)
bg := C.short(theme.Bg)
if black {
bg = C.COLOR_BLACK
} else if theme.UseDefault {
fg = -1
bg = -1
C.use_default_colors()
}
if theme.UseDefault {
FG = -1
BG = -1
} else {
FG = int(fg)
BG = int(bg)
C.assume_default_colors(C.int(theme.Fg), C.int(bg))
}
CurrentFG = int(theme.Current)
DarkBG = int(theme.DarkBg)
darkBG := C.short(DarkBG)
C.init_pair(ColPrompt, C.short(theme.Prompt), bg)
C.init_pair(ColMatch, C.short(theme.Match), bg)
C.init_pair(ColCurrent, C.short(theme.Current), darkBG)
C.init_pair(ColCurrentMatch, C.short(theme.CurrentMatch), darkBG)
C.init_pair(ColSpinner, C.short(theme.Spinner), bg)
C.init_pair(ColInfo, C.short(theme.Info), bg)
C.init_pair(ColCursor, C.short(theme.Cursor), darkBG)
C.init_pair(ColSelected, C.short(theme.Selected), darkBG)
C.init_pair(ColHeader, C.short(theme.Header), bg)
}
func Init_pair(pair int, fg int, bg int) os.Error {
in()
defer out()
if C.init_pair(C.short(pair), C.short(fg), C.short(bg)) == 0 {
return CursesError{"Init_pair failed"}
}
return nil
}
// InitPair sets a colour pair designated by 'pair' to fg and bg colors
func InitPair(pair, fg, bg int16) error {
if pair <= 0 || C.int(pair) > C.int(C.COLOR_PAIRS-1) {
return errors.New("Color pair out of range")
}
if C.init_pair(C.short(pair), C.short(fg), C.short(bg)) == C.ERR {
return errors.New("Failed to init color pair")
}
return nil
}
func PairFor(fg int, bg int) int {
key := (fg << 8) + bg
if found, prs := _colorMap[key]; prs {
return found
}
id := len(_colorMap) + ColUser
C.init_pair(C.short(id), C.short(fg), C.short(bg))
_colorMap[key] = id
return id
}
func PairFor(fg Color, bg Color) ColorPair {
// ncurses does not support 24-bit colors
if fg.is24() || bg.is24() {
return ColDefault
}
key := (int(fg) << 8) + int(bg)
if found, prs := _colorMap[key]; prs {
return found
}
id := ColorPair(len(_colorMap) + int(ColUser))
C.init_pair(C.short(id), C.short(fg), C.short(bg))
_colorMap[key] = id
return id
}
func initPairs(theme *ColorTheme) {
C.assume_default_colors(C.int(theme.Fg), C.int(theme.Bg))
for _, pair := range []ColorPair{
ColNormal,
ColPrompt,
ColMatch,
ColCurrent,
ColCurrentMatch,
ColSpinner,
ColInfo,
ColCursor,
ColSelected,
ColHeader,
ColBorder} {
C.init_pair(C.short(pair.index()), C.short(pair.Fg()), C.short(pair.Bg()))
}
}
func initPairs(theme *ColorTheme) {
C.assume_default_colors(C.int(theme.Fg), C.int(theme.Bg))
initPair := func(group ColorPair, fg Color, bg Color) {
C.init_pair(C.short(group), C.short(fg), C.short(bg))
}
initPair(ColNormal, theme.Fg, theme.Bg)
initPair(ColPrompt, theme.Prompt, theme.Bg)
initPair(ColMatch, theme.Match, theme.Bg)
initPair(ColCurrent, theme.Current, theme.DarkBg)
initPair(ColCurrentMatch, theme.CurrentMatch, theme.DarkBg)
initPair(ColSpinner, theme.Spinner, theme.Bg)
initPair(ColInfo, theme.Info, theme.Bg)
initPair(ColCursor, theme.Cursor, theme.DarkBg)
initPair(ColSelected, theme.Selected, theme.DarkBg)
initPair(ColHeader, theme.Header, theme.Bg)
initPair(ColBorder, theme.Border, theme.Bg)
}
func (p ColorPair) index() int16 {
if p.id >= 0 {
return p.id
}
// ncurses does not support 24-bit colors
if p.is24() {
return ColDefault.index()
}
key := p.key()
if found, prs := _colorMap[key]; prs {
return found
}
id := int16(len(_colorMap)) + ColUser.id
C.init_pair(C.short(id), C.short(p.Fg()), C.short(p.Bg()))
_colorMap[key] = id
return id
}
func Init(color bool, color256 bool, black bool, mouse bool) {
{
in, err := os.OpenFile("/dev/tty", syscall.O_RDONLY, 0)
if err != nil {
panic("Failed to open /dev/tty")
}
_in = in
// Break STDIN
// syscall.Dup2(int(in.Fd()), int(os.Stdin.Fd()))
}
C.swapOutput()
C.setlocale(C.LC_ALL, C.CString(""))
C.initscr()
if mouse {
C.mousemask(C.ALL_MOUSE_EVENTS, nil)
}
C.cbreak()
C.noecho()
C.raw() // stty dsusp undef
intChan := make(chan os.Signal, 1)
signal.Notify(intChan, os.Interrupt, os.Kill)
go func() {
<-intChan
Close()
os.Exit(1)
}()
if color {
C.start_color()
var bg C.short
if black {
bg = C.COLOR_BLACK
} else {
C.use_default_colors()
bg = -1
}
if color256 {
DarkBG = 236
C.init_pair(ColPrompt, 110, bg)
C.init_pair(ColMatch, 108, bg)
C.init_pair(ColCurrent, 254, DarkBG)
C.init_pair(ColCurrentMatch, 151, DarkBG)
C.init_pair(ColSpinner, 148, bg)
C.init_pair(ColInfo, 144, bg)
C.init_pair(ColCursor, 161, DarkBG)
C.init_pair(ColSelected, 168, DarkBG)
} else {
DarkBG = C.COLOR_BLACK
C.init_pair(ColPrompt, C.COLOR_BLUE, bg)
C.init_pair(ColMatch, C.COLOR_GREEN, bg)
C.init_pair(ColCurrent, C.COLOR_YELLOW, DarkBG)
C.init_pair(ColCurrentMatch, C.COLOR_GREEN, DarkBG)
C.init_pair(ColSpinner, C.COLOR_GREEN, bg)
C.init_pair(ColInfo, C.COLOR_WHITE, bg)
C.init_pair(ColCursor, C.COLOR_RED, DarkBG)
C.init_pair(ColSelected, C.COLOR_MAGENTA, DarkBG)
}
_color = attrColored
} else {
_color = attrMono
}
}
func InitColorPair(pairID int, foreground int, background int) error {
if C.init_pair(C.short(pairID), C.short(foreground), C.short(background)) == 0 {
return CursesError{"Init_pair failed"}
}
return nil
}
func Init_pair(pair int, fg int, bg int) error {
if C.init_pair(C.short(pair), C.short(fg), C.short(bg)) == 0 {
return CursesError{"Init_pair failed"}
}
return nil
}
func SetColorPair(pair, fg, bg int) error {
if C.init_pair(C.short(pair), C.short(fg), C.short(bg)) == 0 {
return ErrorInitPair
}
return nil
}
func InitPair(pair, fg, bg int) {
C.init_pair(C.short(pair), C.short(fg), C.short(bg))
}
/* Initializes a color pair, foreground and background. The color pair number to initialize is n, with the foreground and background colors after that. */
func InitPair(n, fore, back int) {
C.init_pair(C.short(n), C.short(fore), C.short(back))
}