80 lines
2.3 KiB
Go
80 lines
2.3 KiB
Go
package display
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import (
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"runtime"
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"strings"
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"github.com/egoist/mygo/ui"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/core"
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"git.zacharyzhang.com/ZacharyZhang-NY/MujicaUI/theme"
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)
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// Kbd shows keys as caps; "Mod" is Command or Ctrl.
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func Kbd(c *ui.Context, keys ...string) *ui.Element {
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if len(keys) == 0 {
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panic("mujica: Kbd needs at least one key")
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}
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k := core.Tokens(c)
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mac := runtime.GOOS == "darwin"
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spoken := make([]string, len(keys))
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for i, key := range keys {
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if key == "" {
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panic("mujica: Kbd key must not be empty")
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}
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_, spoken[i] = KbdKey(key, mac)
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}
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row := ui.Row(c).Gap(2).AlignItems(ui.Center).Shrink(0).Role(ui.RoleText).Label(strings.Join(spoken, "+"))
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row.Children(func() {
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for i, key := range keys {
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if i > 0 && !mac {
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ui.Text(c, "+").FontSize(core.FontSize(c, theme.CaptionSize)).TextColor(k.TextMuted)
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}
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face, _ := KbdKey(key, mac)
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ui.Box(c).Key(i).Row().Center().MinWidth(core.FontSize(c, 20)).MinHeight(core.FontSize(c, 20)).Padding(0, 5).
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Radius(theme.ControlRadius).Background(k.Surface).BorderColor(k.ControlBorder).
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BorderWidth(1, 1, 2, 1).Children(func() {
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ui.Text(c, face).Font(theme.MonoFont).FontSize(core.FontSize(c, theme.CaptionSize)).TextColor(k.Text).SingleLine()
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})
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}
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})
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return row
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}
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// kbdNames maps keys to macOS cap, word, other cap.
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var kbdNames = map[string]struct{ macCap, macWord, other string }{
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"mod": {"⌘", "Command", "Ctrl"},
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"ctrl": {"⌃", "Control", "Ctrl"},
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"alt": {"⌥", "Option", "Alt"},
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"shift": {"⇧", "Shift", "Shift"},
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"enter": {"↩", "Return", "Enter"},
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"esc": {"esc", "Escape", "Esc"},
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"tab": {"⇥", "Tab", "Tab"},
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"backspace": {"⌫", "Delete", "Backspace"},
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"delete": {"⌦", "Forward Delete", "Delete"},
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"up": {"↑", "Up", "↑"},
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"down": {"↓", "Down", "↓"},
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"left": {"←", "Left", "←"},
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"right": {"→", "Right", "→"},
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}
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// KbdKey returns how key shows and reads on the platform.
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func KbdKey(key string, mac bool) (shown, spoken string) {
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n, ok := kbdNames[strings.ToLower(key)]
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if !ok {
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if len([]rune(key)) == 1 {
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key = strings.ToUpper(key)
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}
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return key, key
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}
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if mac {
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return n.macCap, n.macWord
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}
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word := n.other
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switch strings.ToLower(key) {
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case "up", "down", "left", "right":
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word = n.macWord
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}
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return n.other, word
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}
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