mirror of
https://github.com/edouardparis/lntop
synced 2024-11-16 00:12:44 +00:00
138 lines
4.8 KiB
Go
138 lines
4.8 KiB
Go
// Copyright 2014 The gocui Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package gocui
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import "github.com/nsf/termbox-go"
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// Keybidings are used to link a given key-press event with a handler.
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type keybinding struct {
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viewName string
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key Key
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ch rune
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mod Modifier
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handler func(*Gui, *View) error
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}
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// newKeybinding returns a new Keybinding object.
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func newKeybinding(viewname string, key Key, ch rune, mod Modifier, handler func(*Gui, *View) error) (kb *keybinding) {
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kb = &keybinding{
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viewName: viewname,
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key: key,
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ch: ch,
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mod: mod,
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handler: handler,
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}
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return kb
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}
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// matchKeypress returns if the keybinding matches the keypress.
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func (kb *keybinding) matchKeypress(key Key, ch rune, mod Modifier) bool {
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return kb.key == key && kb.ch == ch && kb.mod == mod
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}
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// matchView returns if the keybinding matches the current view.
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func (kb *keybinding) matchView(v *View) bool {
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if kb.viewName == "" {
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return true
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}
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return v != nil && kb.viewName == v.name
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}
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// Key represents special keys or keys combinations.
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type Key termbox.Key
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// Special keys.
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const (
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KeyF1 Key = Key(termbox.KeyF1)
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KeyF2 = Key(termbox.KeyF2)
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KeyF3 = Key(termbox.KeyF3)
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KeyF4 = Key(termbox.KeyF4)
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KeyF5 = Key(termbox.KeyF5)
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KeyF6 = Key(termbox.KeyF6)
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KeyF7 = Key(termbox.KeyF7)
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KeyF8 = Key(termbox.KeyF8)
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KeyF9 = Key(termbox.KeyF9)
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KeyF10 = Key(termbox.KeyF10)
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KeyF11 = Key(termbox.KeyF11)
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KeyF12 = Key(termbox.KeyF12)
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KeyInsert = Key(termbox.KeyInsert)
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KeyDelete = Key(termbox.KeyDelete)
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KeyHome = Key(termbox.KeyHome)
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KeyEnd = Key(termbox.KeyEnd)
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KeyPgup = Key(termbox.KeyPgup)
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KeyPgdn = Key(termbox.KeyPgdn)
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KeyArrowUp = Key(termbox.KeyArrowUp)
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KeyArrowDown = Key(termbox.KeyArrowDown)
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KeyArrowLeft = Key(termbox.KeyArrowLeft)
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KeyArrowRight = Key(termbox.KeyArrowRight)
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MouseLeft = Key(termbox.MouseLeft)
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MouseMiddle = Key(termbox.MouseMiddle)
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MouseRight = Key(termbox.MouseRight)
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MouseRelease = Key(termbox.MouseRelease)
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MouseWheelUp = Key(termbox.MouseWheelUp)
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MouseWheelDown = Key(termbox.MouseWheelDown)
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)
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// Keys combinations.
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const (
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KeyCtrlTilde Key = Key(termbox.KeyCtrlTilde)
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KeyCtrl2 = Key(termbox.KeyCtrl2)
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KeyCtrlSpace = Key(termbox.KeyCtrlSpace)
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KeyCtrlA = Key(termbox.KeyCtrlA)
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KeyCtrlB = Key(termbox.KeyCtrlB)
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KeyCtrlC = Key(termbox.KeyCtrlC)
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KeyCtrlD = Key(termbox.KeyCtrlD)
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KeyCtrlE = Key(termbox.KeyCtrlE)
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KeyCtrlF = Key(termbox.KeyCtrlF)
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KeyCtrlG = Key(termbox.KeyCtrlG)
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KeyBackspace = Key(termbox.KeyBackspace)
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KeyCtrlH = Key(termbox.KeyCtrlH)
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KeyTab = Key(termbox.KeyTab)
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KeyCtrlI = Key(termbox.KeyCtrlI)
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KeyCtrlJ = Key(termbox.KeyCtrlJ)
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KeyCtrlK = Key(termbox.KeyCtrlK)
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KeyCtrlL = Key(termbox.KeyCtrlL)
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KeyEnter = Key(termbox.KeyEnter)
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KeyCtrlM = Key(termbox.KeyCtrlM)
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KeyCtrlN = Key(termbox.KeyCtrlN)
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KeyCtrlO = Key(termbox.KeyCtrlO)
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KeyCtrlP = Key(termbox.KeyCtrlP)
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KeyCtrlQ = Key(termbox.KeyCtrlQ)
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KeyCtrlR = Key(termbox.KeyCtrlR)
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KeyCtrlS = Key(termbox.KeyCtrlS)
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KeyCtrlT = Key(termbox.KeyCtrlT)
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KeyCtrlU = Key(termbox.KeyCtrlU)
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KeyCtrlV = Key(termbox.KeyCtrlV)
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KeyCtrlW = Key(termbox.KeyCtrlW)
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KeyCtrlX = Key(termbox.KeyCtrlX)
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KeyCtrlY = Key(termbox.KeyCtrlY)
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KeyCtrlZ = Key(termbox.KeyCtrlZ)
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KeyEsc = Key(termbox.KeyEsc)
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KeyCtrlLsqBracket = Key(termbox.KeyCtrlLsqBracket)
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KeyCtrl3 = Key(termbox.KeyCtrl3)
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KeyCtrl4 = Key(termbox.KeyCtrl4)
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KeyCtrlBackslash = Key(termbox.KeyCtrlBackslash)
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KeyCtrl5 = Key(termbox.KeyCtrl5)
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KeyCtrlRsqBracket = Key(termbox.KeyCtrlRsqBracket)
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KeyCtrl6 = Key(termbox.KeyCtrl6)
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KeyCtrl7 = Key(termbox.KeyCtrl7)
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KeyCtrlSlash = Key(termbox.KeyCtrlSlash)
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KeyCtrlUnderscore = Key(termbox.KeyCtrlUnderscore)
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KeySpace = Key(termbox.KeySpace)
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KeyBackspace2 = Key(termbox.KeyBackspace2)
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KeyCtrl8 = Key(termbox.KeyCtrl8)
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)
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// Modifier allows to define special keys combinations. They can be used
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// in combination with Keys or Runes when a new keybinding is defined.
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type Modifier termbox.Modifier
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// Modifiers.
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const (
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ModNone Modifier = Modifier(0)
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ModAlt = Modifier(termbox.ModAlt)
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)
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