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 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 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
}
}
// UseDefaultColors tells the curses library to assign the terminal's default
// foreground and background colors to color number -1. This will allow you to
// call InitPair(x, -1, -1) to set both the foreground and backgroun colours
// of pair x to the terminal's default. This function can fail if the terminal
// does not support certain ncurses features like orig_pair or initialize_pair.
func UseDefaultColors() error {
if C.use_default_colors() == C.ERR {
return errors.New("Failed to assume default colours.")
}
return nil
}
func Use_default_colors() os.Error {
if C.use_default_colors() == C.ERR {
return CursesError{"Use_default_colors failed"}
}
return nil
}
