mirror of
https://github.com/jesseduffield/lazygit.git
synced 2025-03-21 21:47:32 +02:00
109 lines
2.6 KiB
Go
109 lines
2.6 KiB
Go
package gui
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import (
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"fmt"
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"strings"
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"github.com/jesseduffield/gocui"
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"github.com/jesseduffield/lazygit/pkg/utils"
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)
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var keys []Binding
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func (gui *Gui) handleHelpPress(g *gocui.Gui, v *gocui.View) error {
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lineNumber := gui.getItemPosition(v)
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if len(keys) > lineNumber {
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err := gui.handleHelpClose(g, v)
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if err != nil {
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return err
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}
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return keys[lineNumber].Handler(g, v)
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}
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return nil
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}
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func (gui *Gui) handleHelpSelect(g *gocui.Gui, v *gocui.View) error {
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// doing nothing for now
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// but it is needed for switch in newLineFocused
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return nil
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}
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func (gui *Gui) renderHelpOptions(g *gocui.Gui) error {
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optionsMap := map[string]string{
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"esc/q": gui.Tr.SLocalize("close"),
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"↑ ↓": gui.Tr.SLocalize("navigate"),
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"space": gui.Tr.SLocalize("execute"),
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}
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return gui.renderOptionsMap(g, optionsMap)
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}
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func (gui *Gui) handleHelpClose(g *gocui.Gui, v *gocui.View) error {
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// better to delete because for example after closing update confirmation panel,
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// the focus isn't set back to any of panels and one is unable to even quit
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//_, err := g.SetViewOnBottom(v.Name())
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err := g.DeleteView("help")
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if err != nil {
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return err
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}
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return gui.returnFocus(g, v)
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}
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func (gui *Gui) GetKey(binding Binding) string {
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r, ok := binding.Key.(rune)
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key := ""
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if ok {
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key = string(r)
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} else if binding.KeyReadable != "" {
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key = binding.KeyReadable
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}
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return key
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}
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func (gui *Gui) getMaxKeyLength(bindings []Binding) int {
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max := 0
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for _, binding := range bindings {
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keyLength := len(gui.GetKey(binding))
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if keyLength > max {
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max = keyLength
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}
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}
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return max
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}
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func (gui *Gui) handleHelp(g *gocui.Gui, v *gocui.View) error {
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// clear keys slice, so we don't have ghost elements
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keys = keys[:0]
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content := ""
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bindings := gui.GetKeybindings()
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padWidth := gui.getMaxKeyLength(bindings)
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for _, binding := range bindings {
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if key := gui.GetKey(binding); key != "" && binding.ViewName == v.Name() && binding.Description != "" {
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content += fmt.Sprintf("%s %s\n", utils.WithPadding(key, padWidth), binding.Description)
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keys = append(keys, binding)
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}
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}
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// y1-1 so there will not be an extra space at the end of panel
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x0, y0, x1, y1 := gui.getConfirmationPanelDimensions(g, content)
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helpView, _ := g.SetView("help", x0, y0, x1, y1-1, 0)
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helpView.Title = strings.Title(gui.Tr.SLocalize("help"))
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if err := gui.renderHelpOptions(g); err != nil {
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return err
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}
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fmt.Fprint(helpView, content)
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g.Update(func(g *gocui.Gui) error {
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_, err := g.SetViewOnTop("help")
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if err != nil {
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return err
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}
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return gui.switchFocus(g, v, helpView)
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})
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return nil
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}
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