package gui
import (
"github.com/jesseduffield/gocui"
)
// Binding - a keybinding mapping a key and modifier to a handler. The keypress
// is only handled if the given view has focus, or handled globally if the view
// is ""
type Binding struct {
ViewName string
Contexts []string
Handler func(*gocui.Gui, *gocui.View) error
Key interface{} // FIXME: find out how to get `gocui.Key | rune`
Modifier gocui.Modifier
Description string
Alternative string
}
// GetDisplayStrings returns the display string of a file
func (b *Binding) GetDisplayStrings(isFocused bool) []string {
return []string{b.GetKey(), b.Description}
}
// GetKey is a function.
func (b *Binding) GetKey() string {
key := 0
switch b.Key.(type) {
case rune:
key = int(b.Key.(rune))
case gocui.Key:
if b.Key.(gocui.Key) == gocui.KeyCtrlJ {
return "ctrl+j"
}
if b.Key.(gocui.Key) == gocui.KeyCtrlK {
return "ctrl+k"
}
key = int(b.Key.(gocui.Key))
}
// special keys
switch key {
case 27:
return "esc"
case 13:
return "enter"
case 32:
return "space"
case 65514:
return "►"
case 65515:
return "◄"
case 65517:
return "▲"
case 65516:
return "▼"
case 65508:
return "PgUp"
case 65507:
return "PgDn"
case 9:
return "tab"
}
return string(key)
}
// GetInitialKeybindings is a function.
func (gui *Gui) GetInitialKeybindings() []*Binding {
bindings := []*Binding{
{
ViewName: "",
Key: 'q',
Modifier: gocui.ModNone,
Handler: gui.handleQuit,
},
{
ViewName: "",
Key: 'Q',
Modifier: gocui.ModNone,
Handler: gui.handleQuitWithoutChangingDirectory,
},
{