mirror of
https://github.com/jesseduffield/lazydocker.git
synced 2026-07-21 23:01:03 +00:00
142 lines
3.2 KiB
Go
142 lines
3.2 KiB
Go
package gui
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import (
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"github.com/jesseduffield/gocui"
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"github.com/jesseduffield/lazydocker/pkg/utils"
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)
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type MenuItem struct {
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Label string
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// alternative to Label. Allows specifying columns which will be auto-aligned
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LabelColumns []string
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OnPress func() error
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// Only applies when Label is used
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OpensMenu bool
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}
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type CreateMenuOptions struct {
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Title string
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Items []*MenuItem
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HideCancel bool
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}
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func (gui *Gui) getMenuPanel() *SideListPanel[*MenuItem] {
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return &SideListPanel[*MenuItem]{
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ListPanel: ListPanel[*MenuItem]{
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list: NewFilteredList[*MenuItem](),
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view: gui.Views.Menu,
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},
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noItemsMessage: "",
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gui: gui.intoInterface(),
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getSearchStrings: func(menuItem *MenuItem) []string {
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return menuItem.LabelColumns
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},
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onClick: gui.onMenuPress,
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sort: nil,
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getDisplayStrings: func(menuItem *MenuItem) []string {
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return menuItem.LabelColumns
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},
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onRerender: func() error {
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return gui.resizePopupPanel(gui.Views.Menu)
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},
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// the menu panel doesn't actually have any contexts to display on the main view
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// so what follows are all dummy values
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contextKeyPrefix: "menu",
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contextIdx: 0,
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getContextCacheKey: func(menuItem *MenuItem) string {
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return ""
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},
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getContexts: func() []ContextConfig[*MenuItem] {
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return []ContextConfig[*MenuItem]{}
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},
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}
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}
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func (gui *Gui) onMenuPress(menuItem *MenuItem) error {
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gui.Views.Menu.Visible = false
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err := gui.returnFocus()
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if err != nil {
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return err
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}
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if menuItem.OnPress == nil {
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return nil
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}
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return menuItem.OnPress()
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}
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func (gui *Gui) handleMenuPress() error {
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selectedMenuItem, err := gui.Panels.Menu.GetSelectedItem()
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if err != nil {
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return nil
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}
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return gui.onMenuPress(selectedMenuItem)
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}
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func (gui *Gui) Menu(opts CreateMenuOptions) error {
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if !opts.HideCancel {
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// this is mutative but I'm okay with that for now
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opts.Items = append(opts.Items, &MenuItem{
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LabelColumns: []string{gui.Tr.Cancel},
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OnPress: func() error {
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return nil
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},
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})
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}
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maxColumnSize := 1
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for _, item := range opts.Items {
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if item.LabelColumns == nil {
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item.LabelColumns = []string{item.Label}
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}
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if item.OpensMenu {
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item.LabelColumns[0] = utils.OpensMenuStyle(item.LabelColumns[0])
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}
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maxColumnSize = utils.Max(maxColumnSize, len(item.LabelColumns))
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}
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for _, item := range opts.Items {
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if len(item.LabelColumns) < maxColumnSize {
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// we require that each item has the same number of columns so we're padding out with blank strings
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// if this item has too few
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item.LabelColumns = append(item.LabelColumns, make([]string, maxColumnSize-len(item.LabelColumns))...)
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}
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}
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gui.Panels.Menu.SetItems(opts.Items)
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gui.Panels.Menu.setSelectedLineIdx(0)
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if err := gui.Panels.Menu.RerenderList(); err != nil {
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return err
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}
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gui.Views.Menu.Title = opts.Title
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gui.Views.Menu.Visible = true
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return gui.switchFocus(gui.Views.Menu)
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}
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// specific functions
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func (gui *Gui) renderMenuOptions() error {
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optionsMap := map[string]string{
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"esc/q": gui.Tr.Close,
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"↑ ↓": gui.Tr.Navigate,
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"enter": gui.Tr.Execute,
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}
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return gui.renderOptionsMap(optionsMap)
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}
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func (gui *Gui) handleMenuClose(g *gocui.Gui, v *gocui.View) error {
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gui.Views.Menu.Visible = false
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return gui.returnFocus()
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}
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