help -> menu

1 files changed, 107 insertions, 0 deletions

diff --git a/pkg/gui/menu_panel.go b/pkg/gui/menu_panel.go
new file mode 100644
index 000000000..fa276e8c4
--- /dev/null
+++ b/pkg/gui/menu_panel.go
@@ -0,0 +1,107 @@
+package gui
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/jesseduffield/gocui"
+	"github.com/jesseduffield/lazygit/pkg/utils"
+)
+
+func (gui *Gui) handleMenuPress(g *gocui.Gui, v *gocui.View) error {
+	lineNumber := gui.getItemPosition(v)
+	if len(gui.State.Keys) > lineNumber {
+		err := gui.handleMenuClose(g, v)
+		if err != nil {
+			return err
+		}
+		return gui.State.Keys[lineNumber].Handler(g, v)
+	}
+	return nil
+}
+
+func (gui *Gui) handleMenuSelect(g *gocui.Gui, v *gocui.View) error {
+	// doing nothing for now
+	// but it is needed for switch in newLineFocused
+	return nil
+}
+
+func (gui *Gui) renderMenuOptions(g *gocui.Gui) error {
+	optionsMap := map[string]string{
+		"esc/q": gui.Tr.SLocalize("close"),
+		"↑ ↓":   gui.Tr.SLocalize("navigate"),
+		"space": gui.Tr.SLocalize("execute"),
+	}
+	return gui.renderOptionsMap(g, optionsMap)
+}
+
+func (gui *Gui) handleMenuClose(g *gocui.Gui, v *gocui.View) error {
+	// better to delete because for example after closing update confirmation panel,
+	// the focus isn't set back to any of panels and one is unable to even quit
+	//_, err := g.SetViewOnBottom(v.Name())
+	err := g.DeleteView("menu")
+	if err != nil {
+		return err
+	}
+	return gui.returnFocus(g, v)
+}
+
+func (gui *Gui) GetKey(binding Binding) string {
+	r, ok := binding.Key.(rune)
+	key := ""
+
+	if ok {
+		key = string(r)
+	} else if binding.KeyReadable != "" {
+		key = binding.KeyReadable
+	}
+
+	return key
+}
+
+func (gui *Gui) getMaxKeyLength(bindings []Binding) int {
+	max := 0
+	for _, binding := range bindings {
+		keyLength := len(gui.GetKey(binding))
+		if keyLength > max {
+			max = keyLength
+		}
+	}
+	return max
+}
+
+func (gui *Gui) handleMenu(g *gocui.Gui, v *gocui.View) error {
+	// clear keys slice, so we don't have ghost elements
+	gui.State.Keys = gui.State.Keys[:0]
+	content := ""
+	bindings := gui.GetKeybindings()
+	padWidth := gui.getMaxKeyLength(bindings)
+
+	for _, binding := range bindings {
+		if key := gui.GetKey(binding); key != "" && binding.ViewName == v.Name() && binding.Description != "" {
+			content += fmt.Sprintf("%s  %s\n", utils.WithPadding(key, padWidth), binding.Description)
+			gui.State.Keys = append(gui.State.Keys, binding)
+		}
+	}
+
+	// y1-1 so there will not be an extra space at the end of panel
+	x0, y0, x1, y1 := gui.getConfirmationPanelDimensions(g, content)
+	menuView, _ := g.SetView("menu", x0, y0, x1, y1-1, 0)
+	menuView.Title = strings.Title(gui.Tr.SLocalize("menu"))
+	menuView.FgColor = gocui.ColorWhite
+
+	if err := gui.renderMenuOptions(g); err != nil {
+		return err
+	}
+
+	fmt.Fprint(menuView, content)
+
+	g.Update(func(g *gocui.Gui) error {
+		_, err := g.SetViewOnTop("menu")
+		if err != nil {
+			return err
+		}
+		return gui.switchFocus(g, v, menuView)
+	})
+	return nil
+}