74 lines
2 KiB
Go
74 lines
2 KiB
Go
// pkg/menu/menu.go
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package menu
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// MenuItem describes a menu item for construction (structure only — no handlers).
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type MenuItem struct {
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Label string
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Accelerator string
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Type string // "normal", "separator", "checkbox", "radio", "submenu"
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Checked bool
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Disabled bool
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Tooltip string
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Children []MenuItem
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Role *MenuRole
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OnClick func() // Injected by orchestrator, not by menu package consumer
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}
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// Manager builds application menus via a Platform backend.
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type Manager struct {
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platform Platform
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}
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// NewManager creates a menu Manager.
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// menu.NewManager(menu.NewWailsPlatform(app)).SetApplicationMenu([]menu.MenuItem{{Label: "File"}})
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func NewManager(platform Platform) *Manager {
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return &Manager{platform: platform}
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}
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// Build constructs a PlatformMenu from a tree of MenuItems.
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// menu.NewManager(menu.NewWailsPlatform(app)).Build([]menu.MenuItem{{Label: "File"}})
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func (m *Manager) Build(items []MenuItem) PlatformMenu {
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menu := m.platform.NewMenu()
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m.buildItems(menu, items)
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return menu
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}
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func (m *Manager) buildItems(menu PlatformMenu, items []MenuItem) {
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for _, item := range items {
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if item.Role != nil {
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menu.AddRole(*item.Role)
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continue
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}
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if item.Type == "separator" {
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menu.AddSeparator()
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continue
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}
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if len(item.Children) > 0 {
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sub := menu.AddSubmenu(item.Label)
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m.buildItems(sub, item.Children)
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continue
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}
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mi := menu.Add(item.Label)
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if item.Accelerator != "" {
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mi.SetAccelerator(item.Accelerator)
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}
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if item.Tooltip != "" {
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mi.SetTooltip(item.Tooltip)
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}
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if item.OnClick != nil {
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mi.OnClick(item.OnClick)
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}
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}
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}
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// SetApplicationMenu builds and sets the application menu.
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// menu.NewManager(menu.NewWailsPlatform(app)).SetApplicationMenu([]menu.MenuItem{{Label: "File"}})
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func (m *Manager) SetApplicationMenu(items []MenuItem) {
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menu := m.Build(items)
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m.platform.SetApplicationMenu(menu)
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}
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// Platform returns the underlying platform.
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func (m *Manager) Platform() Platform {
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return m.platform
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}
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