chore(gui): add AX usage examples

pkg/display/display.go

@@ -30,6 +30,7 @@ import (
 )
 
 // Options holds configuration for the display service.
+// Use: svc, err := display.NewService()
 type Options struct{}
 
 // WindowInfo is an alias for window.WindowInfo (backward compatibility).
@@ -41,6 +42,7 @@ type LayoutSuggestion = window.LayoutSuggestion
 // Service manages windowing, dialogs, and other visual elements.
 // It orchestrates sub-services (window, systray, menu) via IPC and bridges
 // IPC actions to WebSocket events for TypeScript apps.
+// Use: svc, err := display.NewService()
 type Service struct {
 	*core.ServiceRuntime[Options]
 	wailsApp   *application.App
@@ -64,6 +66,7 @@ func NewService() (*Service, error) {
 }
 
 // Deprecated: use NewService.
+// Use: svc, err := display.New()
 func New() (*Service, error) {
 	return NewService()
 }
@@ -1436,6 +1439,7 @@ func (s *Service) GetSavedWindowStates() map[string]window.WindowState {
 }
 
 // CreateWindowOptions contains options for creating a new window.
+// Use: opts := display.CreateWindowOptions{Name: "editor", URL: "/editor"}
 type CreateWindowOptions struct {
 	Name             string   `json:"name"`
 	Title            string   `json:"title,omitempty"`

pkg/display/interfaces.go

@@ -5,12 +5,14 @@ import "github.com/wailsapp/wails/v3/pkg/application"
 
 // App abstracts the Wails application for the display orchestrator.
 // The service uses Logger() for diagnostics and Quit() for shutdown.
+// Use: var app display.App
 type App interface {
 	Logger() Logger
 	Quit()
 }
 
 // Logger wraps Wails logging.
+// Use: var logger display.Logger
 type Logger interface {
 	Info(message string, args ...any)
 }

pkg/display/messages.go

@@ -4,14 +4,17 @@ package display
 // ActionIDECommand is broadcast when a menu handler triggers an IDE command
 // (save, run, build). Replaces direct s.app.Event().Emit("ide:*") calls.
 // Listeners (e.g. editor windows) handle this via HandleIPCEvents.
+// Use: _ = c.ACTION(display.ActionIDECommand{Command: "save"})
 type ActionIDECommand struct {
 	Command string `json:"command"` // "save", "run", "build"
 }
 
 // EventIDECommand is the WS event type for IDE commands.
+// Use: eventType := display.EventIDECommand
 const EventIDECommand EventType = "ide.command"
 
 // Theme is the display-level theme summary exposed by the service API.
+// Use: theme := display.Theme{IsDark: true}
 type Theme struct {
 	IsDark bool `json:"isDark"`
 }

pkg/screen/messages.go

@@ -2,19 +2,25 @@
 package screen
 
 // QueryAll returns all screens. Result: []Screen
+// Use: result, _, err := c.QUERY(screen.QueryAll{})
 type QueryAll struct{}
 
 // QueryPrimary returns the primary screen. Result: *Screen (nil if not found)
+// Use: result, _, err := c.QUERY(screen.QueryPrimary{})
 type QueryPrimary struct{}
 
 // QueryByID returns a screen by ID. Result: *Screen (nil if not found)
+// Use: result, _, err := c.QUERY(screen.QueryByID{ID: "display-1"})
 type QueryByID struct{ ID string }
 
 // QueryAtPoint returns the screen containing a point. Result: *Screen (nil if none)
+// Use: result, _, err := c.QUERY(screen.QueryAtPoint{X: 100, Y: 100})
 type QueryAtPoint struct{ X, Y int }
 
 // QueryWorkAreas returns work areas for all screens. Result: []Rect
+// Use: result, _, err := c.QUERY(screen.QueryWorkAreas{})
 type QueryWorkAreas struct{}
 
 // ActionScreensChanged is broadcast when displays change.
+// Use: _ = c.ACTION(screen.ActionScreensChanged{Screens: screens})
 type ActionScreensChanged struct{ Screens []Screen }

pkg/screen/platform.go

@@ -2,12 +2,14 @@
 package screen
 
 // Platform abstracts the screen/display backend.
+// Use: var p screen.Platform
 type Platform interface {
 	GetAll() []Screen
 	GetPrimary() *Screen
 }
 
 // Screen describes a display/monitor.
+// Use: scr := screen.Screen{ID: "display-1"}
 type Screen struct {
 	ID          string  `json:"id"`
 	Name        string  `json:"name"`
@@ -20,6 +22,7 @@ type Screen struct {
 }
 
 // Rect represents a rectangle with position and dimensions.
+// Use: rect := screen.Rect{X: 0, Y: 0, Width: 1920, Height: 1080}
 type Rect struct {
 	X      int `json:"x"`
 	Y      int `json:"y"`
@@ -28,6 +31,7 @@ type Rect struct {
 }
 
 // Size represents dimensions.
+// Use: size := screen.Size{Width: 1920, Height: 1080}
 type Size struct {
 	Width  int `json:"width"`
 	Height int `json:"height"`

pkg/screen/service.go

@@ -8,15 +8,18 @@ import (
 )
 
 // Options holds configuration for the screen service.
+// Use: svc, err := screen.Register(platform)(core.New())
 type Options struct{}
 
 // Service is a core.Service providing screen/display queries via IPC.
+// Use: svc, err := screen.Register(platform)(core.New())
 type Service struct {
 	*core.ServiceRuntime[Options]
 	platform Platform
 }
 
 // Register creates a factory closure that captures the Platform adapter.
+// Use: core.WithService(screen.Register(platform))
 func Register(p Platform) func(*core.Core) (any, error) {
 	return func(c *core.Core) (any, error) {
 		return &Service{
@@ -27,12 +30,14 @@ func Register(p Platform) func(*core.Core) (any, error) {
 }
 
 // OnStartup registers IPC handlers.
+// Use: _ = svc.OnStartup(context.Background())
 func (s *Service) OnStartup(ctx context.Context) error {
 	s.Core().RegisterQuery(s.handleQuery)
 	return nil
 }
 
 // HandleIPCEvents is auto-discovered by core.WithService.
+// Use: _ = svc.HandleIPCEvents(core, msg)
 func (s *Service) HandleIPCEvents(c *core.Core, msg core.Message) error {
 	return nil
 }

pkg/webview/service.go

@@ -49,6 +49,7 @@ type connector interface {
 }
 
 // Options holds configuration for the webview service.
+// Use: svc, err := webview.Register()(core.New())
 type Options struct {
 	DebugURL     string        // Chrome debug endpoint (default: "http://localhost:9222")
 	Timeout      time.Duration // Operation timeout (default: 30s)
@@ -56,6 +57,7 @@ type Options struct {
 }
 
 // Service is a core.Service managing webview interactions via IPC.
+// Use: svc, err := webview.Register()(core.New())
 type Service struct {
 	*core.ServiceRuntime[Options]
 	opts         Options
@@ -67,6 +69,7 @@ type Service struct {
 }
 
 // Register creates a factory closure with the given options.
+// Use: core.WithService(webview.Register())
 func Register(opts ...func(*Options)) func(*core.Core) (any, error) {
 	o := Options{
 		DebugURL:     "http://localhost:9222",

pkg/window/messages.go

@@ -2,6 +2,7 @@
 package window
 
 // WindowInfo contains information about a window.
+// Use: info := window.WindowInfo{Name: "editor", Title: "Core Editor"}
 type WindowInfo struct {
 	Name      string `json:"name"`
 	Title     string `json:"title"`
@@ -16,6 +17,7 @@ type WindowInfo struct {
 }
 
 // Bounds describes the position and size of a window.
+// Use: bounds := window.Bounds{X: 10, Y: 10, Width: 1280, Height: 800}
 type Bounds struct {
 	X      int `json:"x"`
 	Y      int `json:"y"`
@@ -26,19 +28,24 @@ type Bounds struct {
 // --- Queries (read-only) ---
 
 // QueryWindowList returns all tracked windows. Result: []WindowInfo
+// Use: result, _, err := c.QUERY(window.QueryWindowList{})
 type QueryWindowList struct{}
 
 // QueryWindowByName returns a single window by name. Result: *WindowInfo (nil if not found)
+// Use: result, _, err := c.QUERY(window.QueryWindowByName{Name: "editor"})
 type QueryWindowByName struct{ Name string }
 
 // QueryConfig requests this service's config section from the display orchestrator.
 // Result: map[string]any
+// Use: result, _, err := c.QUERY(window.QueryConfig{})
 type QueryConfig struct{}
 
 // QueryWindowBounds returns the current bounds for a window.
+// Use: result, _, err := c.QUERY(window.QueryWindowBounds{Name: "editor"})
 type QueryWindowBounds struct{ Name string }
 
 // QueryFindSpace returns a suggested free placement for a new window.
+// Use: result, _, err := c.QUERY(window.QueryFindSpace{Width: 1280, Height: 800})
 type QueryFindSpace struct {
 	Width        int
 	Height       int
@@ -47,6 +54,7 @@ type QueryFindSpace struct {
 }
 
 // QueryLayoutSuggestion returns a layout recommendation for the current screen.
+// Use: result, _, err := c.QUERY(window.QueryLayoutSuggestion{WindowCount: 2})
 type QueryLayoutSuggestion struct {
 	WindowCount  int
 	ScreenWidth  int
@@ -56,6 +64,7 @@ type QueryLayoutSuggestion struct {
 // --- Tasks (side-effects) ---
 
 // TaskOpenWindow creates a new window. Result: WindowInfo
+// Use: _, _, err := c.PERFORM(window.TaskOpenWindow{Opts: []window.WindowOption{window.WithName("editor")}})
 type TaskOpenWindow struct {
 	Window *Window
 	Opts   []WindowOption
@@ -63,15 +72,18 @@ type TaskOpenWindow struct {
 
 // TaskCloseWindow closes a window after persisting state.
 // Platform close events emit ActionWindowClosed through the tracked window handler.
+// Use: _, _, err := c.PERFORM(window.TaskCloseWindow{Name: "editor"})
 type TaskCloseWindow struct{ Name string }
 
 // TaskSetPosition moves a window.
+// Use: _, _, err := c.PERFORM(window.TaskSetPosition{Name: "editor", X: 160, Y: 120})
 type TaskSetPosition struct {
 	Name string
 	X, Y int
 }
 
 // TaskSetSize resizes a window.
+// Use: _, _, err := c.PERFORM(window.TaskSetSize{Name: "editor", Width: 1280, Height: 800})
 type TaskSetSize struct {
 	Name          string
 	Width, Height int
@@ -79,30 +91,37 @@ type TaskSetSize struct {
 }
 
 // TaskMaximise maximises a window.
+// Use: _, _, err := c.PERFORM(window.TaskMaximise{Name: "editor"})
 type TaskMaximise struct{ Name string }
 
 // TaskMinimise minimises a window.
+// Use: _, _, err := c.PERFORM(window.TaskMinimise{Name: "editor"})
 type TaskMinimise struct{ Name string }
 
 // TaskFocus brings a window to the front.
+// Use: _, _, err := c.PERFORM(window.TaskFocus{Name: "editor"})
 type TaskFocus struct{ Name string }
 
 // TaskRestore restores a maximised or minimised window to its normal state.
+// Use: _, _, err := c.PERFORM(window.TaskRestore{Name: "editor"})
 type TaskRestore struct{ Name string }
 
 // TaskSetTitle changes a window's title.
+// Use: _, _, err := c.PERFORM(window.TaskSetTitle{Name: "editor", Title: "Core Editor"})
 type TaskSetTitle struct {
 	Name  string
 	Title string
 }
 
 // TaskSetAlwaysOnTop pins a window above others.
+// Use: _, _, err := c.PERFORM(window.TaskSetAlwaysOnTop{Name: "editor", AlwaysOnTop: true})
 type TaskSetAlwaysOnTop struct {
 	Name        string
 	AlwaysOnTop bool
 }
 
 // TaskSetBackgroundColour updates the window background colour.
+// Use: _, _, err := c.PERFORM(window.TaskSetBackgroundColour{Name: "editor", Red: 0, Green: 0, Blue: 0, Alpha: 0})
 type TaskSetBackgroundColour struct {
 	Name  string
 	Red   uint8
@@ -112,18 +131,21 @@ type TaskSetBackgroundColour struct {
 }
 
 // TaskSetOpacity updates the window opacity as a value between 0 and 1.
+// Use: _, _, err := c.PERFORM(window.TaskSetOpacity{Name: "editor", Opacity: 0.85})
 type TaskSetOpacity struct {
 	Name    string
 	Opacity float32
 }
 
 // TaskSetVisibility shows or hides a window.
+// Use: _, _, err := c.PERFORM(window.TaskSetVisibility{Name: "editor", Visible: false})
 type TaskSetVisibility struct {
 	Name    string
 	Visible bool
 }
 
 // TaskFullscreen enters or exits fullscreen mode.
+// Use: _, _, err := c.PERFORM(window.TaskFullscreen{Name: "editor", Fullscreen: true})
 type TaskFullscreen struct {
 	Name       string
 	Fullscreen bool
@@ -132,47 +154,57 @@ type TaskFullscreen struct {
 // --- Layout Queries ---
 
 // QueryLayoutList returns summaries of all saved layouts. Result: []LayoutInfo
+// Use: result, _, err := c.QUERY(window.QueryLayoutList{})
 type QueryLayoutList struct{}
 
 // QueryLayoutGet returns a layout by name. Result: *Layout (nil if not found)
+// Use: result, _, err := c.QUERY(window.QueryLayoutGet{Name: "coding"})
 type QueryLayoutGet struct{ Name string }
 
 // --- Layout Tasks ---
 
 // TaskSaveLayout saves the current window arrangement as a named layout. Result: bool
+// Use: _, _, err := c.PERFORM(window.TaskSaveLayout{Name: "coding"})
 type TaskSaveLayout struct{ Name string }
 
 // TaskRestoreLayout restores a saved layout by name.
+// Use: _, _, err := c.PERFORM(window.TaskRestoreLayout{Name: "coding"})
 type TaskRestoreLayout struct{ Name string }
 
 // TaskDeleteLayout removes a saved layout by name.
+// Use: _, _, err := c.PERFORM(window.TaskDeleteLayout{Name: "coding"})
 type TaskDeleteLayout struct{ Name string }
 
 // TaskTileWindows arranges windows in a tiling mode.
+// Use: _, _, err := c.PERFORM(window.TaskTileWindows{Mode: "grid"})
 type TaskTileWindows struct {
 	Mode    string   // "left-right", "grid", "left-half", "right-half", etc.
 	Windows []string // window names; empty = all
 }
 
 // TaskSnapWindow snaps a window to a screen edge/corner.
+// Use: _, _, err := c.PERFORM(window.TaskSnapWindow{Name: "editor", Position: "left"})
 type TaskSnapWindow struct {
 	Name     string // window name
 	Position string // "left", "right", "top", "bottom", "top-left", "top-right", "bottom-left", "bottom-right", "center"
 }
 
 // TaskArrangePair places two windows side-by-side in a balanced split.
+// Use: _, _, err := c.PERFORM(window.TaskArrangePair{First: "editor", Second: "terminal"})
 type TaskArrangePair struct {
 	First  string
 	Second string
 }
 
 // TaskBesideEditor places a target window beside an editor/IDE window.
+// Use: _, _, err := c.PERFORM(window.TaskBesideEditor{Editor: "editor", Window: "terminal"})
 type TaskBesideEditor struct {
 	Editor string
 	Window string
 }
 
 // TaskStackWindows cascades windows with a shared offset.
+// Use: _, _, err := c.PERFORM(window.TaskStackWindows{Windows: []string{"editor", "terminal"}})
 type TaskStackWindows struct {
 	Windows []string
 	OffsetX int
@@ -180,31 +212,47 @@ type TaskStackWindows struct {
 }
 
 // TaskApplyWorkflow applies a predefined workflow layout to windows.
+// Use: _, _, err := c.PERFORM(window.TaskApplyWorkflow{Workflow: window.WorkflowCoding})
 type TaskApplyWorkflow struct {
 	Workflow WorkflowLayout
 	Windows  []string
 }
 
 // TaskSaveConfig persists this service's config section via the display orchestrator.
+// Use: _, _, err := c.PERFORM(window.TaskSaveConfig{Value: map[string]any{"default_width": 1280}})
 type TaskSaveConfig struct{ Value map[string]any }
 
 // --- Actions (broadcasts) ---
 
+// ActionWindowOpened is broadcast when a window is created.
+// Use: _ = c.ACTION(window.ActionWindowOpened{Name: "editor"})
 type ActionWindowOpened struct{ Name string }
+
+// ActionWindowClosed is broadcast when a window is closed.
+// Use: _ = c.ACTION(window.ActionWindowClosed{Name: "editor"})
 type ActionWindowClosed struct{ Name string }
 
+// ActionWindowMoved is broadcast when a window is moved.
+// Use: _ = c.ACTION(window.ActionWindowMoved{Name: "editor", X: 160, Y: 120})
 type ActionWindowMoved struct {
 	Name string
 	X, Y int
 }
 
+// ActionWindowResized is broadcast when a window is resized.
+// Use: _ = c.ACTION(window.ActionWindowResized{Name: "editor", Width: 1280, Height: 800})
 type ActionWindowResized struct {
 	Name          string
 	Width, Height int
 	W, H          int
 }
 
+// ActionWindowFocused is broadcast when a window gains focus.
+// Use: _ = c.ACTION(window.ActionWindowFocused{Name: "editor"})
 type ActionWindowFocused struct{ Name string }
+
+// ActionWindowBlurred is broadcast when a window loses focus.
+// Use: _ = c.ACTION(window.ActionWindowBlurred{Name: "editor"})
 type ActionWindowBlurred struct{ Name string }
 
 type ActionFilesDropped struct {
@@ -214,6 +262,7 @@ type ActionFilesDropped struct {
 }
 
 // SpaceInfo describes a suggested empty area on the screen.
+// Use: info := window.SpaceInfo{X: 160, Y: 120, Width: 1280, Height: 800}
 type SpaceInfo struct {
 	X            int    `json:"x"`
 	Y            int    `json:"y"`
@@ -225,6 +274,7 @@ type SpaceInfo struct {
 }
 
 // LayoutSuggestion describes a recommended layout for a screen.
+// Use: suggestion := window.LayoutSuggestion{Mode: "side-by-side"}
 type LayoutSuggestion struct {
 	Mode           string `json:"mode"`
 	Columns        int    `json:"columns"`

pkg/window/platform.go

@@ -2,12 +2,14 @@
 package window
 
 // Platform abstracts the windowing backend (Wails v3).
+// Use: var p window.Platform
 type Platform interface {
 	CreateWindow(opts PlatformWindowOptions) PlatformWindow
 	GetWindows() []PlatformWindow
 }
 
 // PlatformWindowOptions are the backend-specific options passed to CreateWindow.
+// Use: opts := window.PlatformWindowOptions{Name: "editor"}
 type PlatformWindowOptions struct {
 	Name                string
 	Title               string
@@ -25,6 +27,7 @@ type PlatformWindowOptions struct {
 }
 
 // PlatformWindow is a live window handle from the backend.
+// Use: var w window.PlatformWindow
 type PlatformWindow interface {
 	// Identity
 	Name() string
@@ -68,6 +71,7 @@ type PlatformWindow interface {
 }
 
 // WindowEvent is emitted by the backend for window state changes.
+// Use: evt := window.WindowEvent{Type: "focus", Name: "editor"}
 type WindowEvent struct {
 	Type string // "focus", "blur", "move", "resize", "close"
 	Name string // window name

pkg/window/register.go

@@ -4,6 +4,7 @@ import "forge.lthn.ai/core/go/pkg/core"
 
 // Register creates a factory closure that captures the Platform adapter.
 // The returned function has the signature WithService requires: func(*Core) (any, error).
+// Use: core.WithService(window.Register(platform))
 func Register(p Platform) func(*core.Core) (any, error) {
 	return func(c *core.Core) (any, error) {
 		return &Service{

pkg/window/service.go

@@ -11,11 +11,13 @@ import (
 )
 
 // Options holds configuration for the window service.
+// Use: svc, err := window.Register(platform)(core.New())
 type Options struct{}
 
 // Service is a core.Service managing window lifecycle via IPC.
 // Use: core.WithService(window.Register(window.NewMockPlatform()))
 // It embeds ServiceRuntime for Core access and composes Manager for platform operations.
+// Use: svc, err := window.Register(platform)(core.New())
 type Service struct {
 	*core.ServiceRuntime[Options]
 	manager  *Manager
@@ -23,6 +25,7 @@ type Service struct {
 }
 
 // OnStartup queries config from the display orchestrator and registers IPC handlers.
+// Use: _ = svc.OnStartup(context.Background())
 func (s *Service) OnStartup(ctx context.Context) error {
 	// Query config — display registers its handler before us (registration order guarantee).
 	// If display is not registered, handled=false and we skip config.
@@ -60,6 +63,7 @@ func (s *Service) applyConfig(cfg map[string]any) {
 }
 
 // HandleIPCEvents is auto-discovered and registered by core.WithService.
+// Use: _ = svc.HandleIPCEvents(core, msg)
 func (s *Service) HandleIPCEvents(c *core.Core, msg core.Message) error {
 	return nil
 }

pkg/window/state.go

@@ -11,6 +11,7 @@ import (
 
 // WindowState holds the persisted position/size of a window.
 // JSON tags match existing window_state.json format for backward compat.
+// Use: state := window.WindowState{X: 10, Y: 20, Width: 1280, Height: 800}
 type WindowState struct {
 	X         int    `json:"x,omitempty"`
 	Y         int    `json:"y,omitempty"`
@@ -23,6 +24,7 @@ type WindowState struct {
 }
 
 // StateManager persists window positions to ~/.config/Core/window_state.json.
+// Use: sm := window.NewStateManager()
 type StateManager struct {
 	configDir string
 	statePath string
@@ -32,6 +34,7 @@ type StateManager struct {
 }
 
 // NewStateManager creates a StateManager loading from the default config directory.
+// Use: sm := window.NewStateManager()
 func NewStateManager() *StateManager {
 	sm := &StateManager{
 		states: make(map[string]WindowState),
@@ -46,6 +49,7 @@ func NewStateManager() *StateManager {
 
 // NewStateManagerWithDir creates a StateManager loading from a custom config directory.
 // Useful for testing or when the default config directory is not appropriate.
+// Use: sm := window.NewStateManagerWithDir(t.TempDir())
 func NewStateManagerWithDir(configDir string) *StateManager {
 	sm := &StateManager{
 		configDir: configDir,
@@ -70,6 +74,7 @@ func (sm *StateManager) dataDir() string {
 }
 
 // SetPath overrides the persisted state file path.
+// Use: sm.SetPath(filepath.Join(t.TempDir(), "window_state.json"))
 func (sm *StateManager) SetPath(path string) {
 	if path == "" {
 		return
@@ -120,6 +125,7 @@ func (sm *StateManager) scheduleSave() {
 }
 
 // GetState returns the saved state for a window name.
+// Use: state, ok := sm.GetState("editor")
 func (sm *StateManager) GetState(name string) (WindowState, bool) {
 	sm.mu.RLock()
 	defer sm.mu.RUnlock()
@@ -128,6 +134,7 @@ func (sm *StateManager) GetState(name string) (WindowState, bool) {
 }
 
 // SetState saves state for a window name (debounced disk write).
+// Use: sm.SetState("editor", window.WindowState{Width: 1280, Height: 800})
 func (sm *StateManager) SetState(name string, state WindowState) {
 	state.UpdatedAt = time.Now().UnixMilli()
 	sm.mu.Lock()
@@ -137,6 +144,7 @@ func (sm *StateManager) SetState(name string, state WindowState) {
 }
 
 // UpdatePosition updates only the position fields.
+// Use: sm.UpdatePosition("editor", 160, 120)
 func (sm *StateManager) UpdatePosition(name string, x, y int) {
 	sm.mu.Lock()
 	s := sm.states[name]
@@ -149,6 +157,7 @@ func (sm *StateManager) UpdatePosition(name string, x, y int) {
 }
 
 // UpdateSize updates only the size fields.
+// Use: sm.UpdateSize("editor", 1280, 800)
 func (sm *StateManager) UpdateSize(name string, width, height int) {
 	sm.mu.Lock()
 	s := sm.states[name]
@@ -161,6 +170,7 @@ func (sm *StateManager) UpdateSize(name string, width, height int) {
 }
 
 // UpdateMaximized updates the maximized flag.
+// Use: sm.UpdateMaximized("editor", true)
 func (sm *StateManager) UpdateMaximized(name string, maximized bool) {
 	sm.mu.Lock()
 	s := sm.states[name]
@@ -172,6 +182,7 @@ func (sm *StateManager) UpdateMaximized(name string, maximized bool) {
 }
 
 // CaptureState snapshots the current state from a PlatformWindow.
+// Use: sm.CaptureState(pw)
 func (sm *StateManager) CaptureState(pw PlatformWindow) {
 	x, y := pw.Position()
 	w, h := pw.Size()
@@ -182,6 +193,7 @@ func (sm *StateManager) CaptureState(pw PlatformWindow) {
 }
 
 // ApplyState restores saved position/size to a Window descriptor.
+// Use: sm.ApplyState(&window.Window{Name: "editor"})
 func (sm *StateManager) ApplyState(w *Window) {
 	s, ok := sm.GetState(w.Name)
 	if !ok {
@@ -198,6 +210,7 @@ func (sm *StateManager) ApplyState(w *Window) {
 }
 
 // ListStates returns all stored window names.
+// Use: names := sm.ListStates()
 func (sm *StateManager) ListStates() []string {
 	sm.mu.RLock()
 	defer sm.mu.RUnlock()
@@ -209,6 +222,7 @@ func (sm *StateManager) ListStates() []string {
 }
 
 // Clear removes all stored states.
+// Use: sm.Clear()
 func (sm *StateManager) Clear() {
 	sm.mu.Lock()
 	sm.states = make(map[string]WindowState)
@@ -217,6 +231,7 @@ func (sm *StateManager) Clear() {
 }
 
 // ForceSync writes state to disk immediately.
+// Use: sm.ForceSync()
 func (sm *StateManager) ForceSync() {
 	if sm.saveTimer != nil {
 		sm.saveTimer.Stop()

pkg/window/window.go

@@ -26,6 +26,7 @@ type Window struct {
 }
 
 // ToPlatformOptions converts a Window to PlatformWindowOptions for the backend.
+// Use: opts := spec.ToPlatformOptions()
 func (w *Window) ToPlatformOptions() PlatformWindowOptions {
 	return PlatformWindowOptions{
 		Name: w.Name, Title: w.Title, URL: w.URL,
@@ -73,6 +74,7 @@ func NewManagerWithDir(platform Platform, configDir string) *Manager {
 }
 
 // SetDefaultWidth overrides the fallback width used when a window is created without one.
+// Use: mgr.SetDefaultWidth(1280)
 func (m *Manager) SetDefaultWidth(width int) {
 	if width > 0 {
 		m.defaultWidth = width
@@ -80,6 +82,7 @@ func (m *Manager) SetDefaultWidth(width int) {
 }
 
 // SetDefaultHeight overrides the fallback height used when a window is created without one.
+// Use: mgr.SetDefaultHeight(800)
 func (m *Manager) SetDefaultHeight(height int) {
 	if height > 0 {
 		m.defaultHeight = height
@@ -136,6 +139,7 @@ func (m *Manager) Create(w *Window) (PlatformWindow, error) {
 }
 
 // Get returns a tracked window by name.
+// Use: pw, ok := mgr.Get("editor")
 func (m *Manager) Get(name string) (PlatformWindow, bool) {
 	m.mu.RLock()
 	defer m.mu.RUnlock()
@@ -144,6 +148,7 @@ func (m *Manager) Get(name string) (PlatformWindow, bool) {
 }
 
 // List returns all tracked window names.
+// Use: names := mgr.List()
 func (m *Manager) List() []string {
 	m.mu.RLock()
 	defer m.mu.RUnlock()
@@ -155,6 +160,7 @@ func (m *Manager) List() []string {
 }
 
 // Remove stops tracking a window by name.
+// Use: mgr.Remove("editor")
 func (m *Manager) Remove(name string) {
 	m.mu.Lock()
 	delete(m.windows, name)
@@ -162,21 +168,25 @@ func (m *Manager) Remove(name string) {
 }
 
 // Platform returns the underlying platform for direct access.
+// Use: platform := mgr.Platform()
 func (m *Manager) Platform() Platform {
 	return m.platform
 }
 
 // State returns the state manager for window persistence.
+// Use: state := mgr.State()
 func (m *Manager) State() *StateManager {
 	return m.state
 }
 
 // Layout returns the layout manager.
+// Use: layouts := mgr.Layout()
 func (m *Manager) Layout() *LayoutManager {
 	return m.layout
 }
 
 // SuggestLayout returns a simple layout recommendation for the given screen.
+// Use: suggestion := mgr.SuggestLayout(1920, 1080, 2)
 func (m *Manager) SuggestLayout(screenW, screenH, windowCount int) LayoutSuggestion {
 	if windowCount <= 1 {
 		return LayoutSuggestion{
@@ -224,6 +234,7 @@ func (m *Manager) SuggestLayout(screenW, screenH, windowCount int) LayoutSuggest
 }
 
 // FindSpace returns a free placement suggestion for a new window.
+// Use: info := mgr.FindSpace(1920, 1080, 1280, 800)
 func (m *Manager) FindSpace(screenW, screenH, width, height int) SpaceInfo {
 	if width <= 0 {
 		width = screenW / 2
@@ -273,6 +284,7 @@ func (m *Manager) FindSpace(screenW, screenH, width, height int) SpaceInfo {
 }
 
 // ArrangePair places two windows side-by-side with a balanced split.
+// Use: _ = mgr.ArrangePair("editor", "terminal", 1920, 1080)
 func (m *Manager) ArrangePair(first, second string, screenW, screenH int) error {
 	left, ok := m.Get(first)
 	if !ok {
@@ -293,6 +305,7 @@ func (m *Manager) ArrangePair(first, second string, screenW, screenH int) error
 }
 
 // BesideEditor places a target window beside an editor window, using a 70/30 split.
+// Use: _ = mgr.BesideEditor("editor", "terminal", 1920, 1080)
 func (m *Manager) BesideEditor(editorName, windowName string, screenW, screenH int) error {
 	editor, ok := m.Get(editorName)
 	if !ok {