updated structure

example/main.go

@@ -2,61 +2,12 @@ package main
 
 import (
 	"github.com/orus-dev/osui"
-	"github.com/orus-dev/osui/colors"
 	"github.com/orus-dev/osui/ui"
 )
 
 func main() {
-	screen := osui.NewScreen(App())
+	screen := osui.NewScreen()
-	screen.Run()
+	my_btn := ui.Menu(osui.Param{Style: osui.Style{Cursor: "> "}, OnClick: func() {
-}
+	}}, "item 1", "item 2", "item 3", "item 4")
-
+	screen.Run(my_btn)
-func App() *ui.PaginatorComponent {
-	w, h := osui.GetTerminalSize()
-
-	var keybindings ui.Class[*ui.TextComponent]
-	keybindings.SetProperties(func(tc *ui.TextComponent) *ui.TextComponent {
-		tc.Text = colors.Blue + tc.Text
-		tc.Data.Y = h - 3
-		return tc
-	})
-
-	return ui.Paginator(
-		// Page 1
-		ui.Div(
-			ui.Text("Welcome to the example! The blue text on the bottom show the keybindings"),
-			keybindings.Class(ui.Text("Next Page: Tab. Previous Page: shift + tab")),
-		),
-
-		// Page 2
-		ui.Div(
-			ui.WithPosition(0, 0, ui.Text("This blue square is a div. A div stores multiple components into one")),
-			ui.WithPosition((w-30)/2, (h-4)/2,
-				ui.WithSize(32, 7,
-					ui.Div(ui.WithPosition(2, 2, ui.Text("This text is inside a div!"))).Params(ui.DivParams{Style: ui.DivStyle{Outline: colors.Blue, Foreground: colors.Red}}),
-				)),
-			keybindings.Class(ui.Text("Navigate: Ctrl+(W/A/S/D)")),
-		),
-
-		// Page 3
-		ui.Div(
-			ui.WithPosition(0, 0, ui.Text("This is a InputBox. It takes user input just like a GUI. "+colors.Red+colors.Bold+"NOTE: This InputBox is inside a div")),
-			ui.WithPosition((w-32)/2, (h-3)/2, ui.InputBox(30)),
-			keybindings.Class(ui.Text("Navigate: Ctrl+(W/A/S/D). Finish: Enter.")),
-		),
-
-		// Page 4
-		ui.Div(
-			ui.WithPosition(0, 0, ui.Text("This is a Button. To click it press Enter. "+colors.Red+colors.Bold+"NOTE: This Button is inside a div")),
-			ui.WithPosition((w-20)/2, (h-3)/2, ui.Button("This is a button")),
-			keybindings.Class(ui.Text("Navigate: Ctrl+(W/A/S/D). Click Button: Enter")),
-		),
-
-		// Page 5
-		ui.Div(
-			ui.WithPosition(0, 0, ui.Text("This is a Menu. It prompts you to select an item. "+colors.Red+colors.Bold+"NOTE: This Menu is inside a div")),
-			ui.WithPosition(0, 2, ui.Menu("Item 1", "Item 2", "Item 3", "Item 4", "Item 5").Params(ui.MenuParams{OnSelected: func(mc *ui.MenuComponent, b bool) {}})),
-			keybindings.Class(ui.Text("Navigate: Ctrl+(W/A/S/D). Navigate Menu: W/S. Select: Enter. Exit Menu: Q. ")),
-		),
-	)
 }

osui.go

@@ -9,6 +9,93 @@ import (
 	"golang.org/x/term"
 )
 
+type Style struct {
+	Background string `json:"background"`
+	Foreground string `json:"foreground"`
+	Outline    string `json:"outline"`
+
+	ActiveBackground string `json:"activeBackground"`
+	ActiveForeground string `json:"activeForeground"`
+	ActiveOutline    string `json:"activeOutline"`
+
+	ClickedBackground string `json:"clickedBackground"`
+	ClickedForeground string `json:"clickedForeground"`
+	ClickedOutline    string `json:"clickedOutline"`
+
+	SelectedBackground string `json:"selectedBackground"`
+	SelectedForeground string `json:"selectedForeground"`
+	SelectedOutline    string `json:"selectedOutline"`
+
+	Cursor         string `json:"cursor"`
+	InactiveCursor string `json:"inactiveCursor"`
+}
+
+func (s *Style) SetDefaults() {
+	if s.Cursor != "" {
+		s.Cursor = "> "
+	}
+}
+func (s *Style) UseStyle() {
+	s.Background = colors.AsBg(s.Background)
+	s.Foreground = colors.AsBg(s.Foreground)
+	s.Outline = colors.AsBg(s.Outline)
+
+	s.ActiveBackground = colors.AsBg(s.ActiveBackground)
+	s.ActiveForeground = colors.AsBg(s.ActiveForeground)
+	s.ActiveOutline = colors.AsBg(s.ActiveOutline)
+
+	s.ClickedBackground = colors.AsBg(s.ClickedBackground)
+	s.ClickedForeground = colors.AsFg(s.ClickedForeground)
+	s.ClickedOutline = colors.AsFg(s.ClickedOutline)
+}
+
+type Param struct {
+	Style    Style `json:"style"`
+	X        int   `json:"y"`
+	Y        int   `json:"x"`
+	Width    int   `json:"width"`
+	Height   int   `json:"height"`
+	OnClick  func()
+	OnUpdate func(ctx *Context)
+	Toggle   bool `json:"useToggle"`
+}
+
+func (p *Param) UseParam(c Component) Component {
+	data := c.GetComponentData()
+
+	p.Style.SetDefaults()
+	data.Style = p.Style
+	data.X = p.X
+	data.Y = p.Y
+	if p.Height != 0 {
+		data.Height = p.Height
+	}
+	if p.Width != 0 {
+		data.Width = p.Width
+	}
+
+	if p.OnClick != nil {
+		data.OnClick = p.OnClick
+	} else {
+		data.OnClick = func() {}
+	}
+
+	if p.OnUpdate != nil {
+		data.OnUpdate = p.OnUpdate
+	} else {
+		data.OnUpdate = func(ctx *Context) { ctx.Response = 0 }
+	}
+
+	data.Toggle = p.Toggle
+
+	return c
+}
+
+type Context struct {
+	Key      string
+	Response int
+}
+
 type ComponentData struct {
 	X            int
 	Y            int
@@ -16,6 +103,10 @@ type ComponentData struct {
 	Height       int
 	DefaultColor string
 	IsActive     bool
+	Style        Style
+	OnClick      func()
+	OnUpdate     func(ctx *Context)
+	Toggle       bool
 	Screen       *Screen
 }
 
@@ -26,19 +117,50 @@ type Component interface {
 }
 
 type Screen struct {
-	component Component
+	Component Component
 }
 
-func NewScreen(c Component) *Screen {
+func NewScreen() *Screen {
-	HideCursor()
+	return &Screen{}
-	s := &Screen{component: c}
-	return s
 }
 
 func (s *Screen) Render() {
 	width, height := GetTerminalSize()
+	data := s.Component.GetComponentData()
+	if data.Height == 0 {
+		data.Height = height
+	}
+	if data.Width == 0 {
+		data.Width = width
+	}
 	frame := NewFrame(width, height)
-	data := s.component.GetComponentData()
+	RenderOnFrame(s.Component, &frame)
+	Clear()
+	fmt.Print(strings.Join(frame, ""))
+}
+
+func (s *Screen) Run(c Component) {
+	s.SetComponent(c)
+	HideCursor()
+	oldState, err := term.MakeRaw(int(os.Stdin.Fd()))
+	if err != nil {
+		panic(err)
+	}
+	defer term.Restore(int(os.Stdin.Fd()), oldState)
+	for {
+		s.Render()
+		k, _ := ReadKey()
+		if s.Component.Update(k) {
+			ShowCursor()
+			return
+		}
+	}
+}
+
+func (s *Screen) SetComponent(c Component) {
+	s.Component = c
+	width, height := GetTerminalSize()
+	data := s.Component.GetComponentData()
 	if data.Height == 0 {
 		data.Height = height
 	}
@@ -48,25 +170,4 @@ func (s *Screen) Render() {
 	data.Screen = s
 	data.IsActive = true
 	data.DefaultColor = colors.Reset
-	RenderOnFrame(s.component, &frame)
-	Clear()
-	fmt.Print(strings.Join(frame, ""))
-}
-
-func (s *Screen) Run() {
-	oldState, err := term.MakeRaw(int(os.Stdin.Fd()))
-	if err != nil {
-		panic(err)
-	}
-	defer term.Restore(int(os.Stdin.Fd()), oldState)
-	data := s.component.GetComponentData()
-	data.Screen = s
-	for {
-		s.Render()
-		k, _ := ReadKey()
-		if s.component.Update(k) {
-			ShowCursor()
-			return
-		}
-	}
 }

ui/button.go

@@ -10,80 +10,55 @@ import (
 	"github.com/orus-dev/osui/isKey"
 )
 
-type ButtonParams struct {
-	Style   ButtonStyle
-	Toggle  bool
-	OnClick func(*ButtonComponent) bool
-	Width   int
-}
-
-type ButtonStyle struct {
-	Background string `default:"" type:"bg"`
-	Foreground string `default:"" type:"fg"`
-	Outline    string `default:"" type:"fg"`
-
-	ActiveBackground string `default:"" type:"bg"`
-	ActiveForeground string `default:"\x1b[34m" type:"fg"`
-	ActiveOutline    string `default:"" type:"fg"`
-
-	ClickedBackground string `default:"" type:"bg"`
-	ClickedForeground string `default:"\x1b[32m" type:"fg"`
-	ClickedOutline    string `default:"" type:"fg"`
-}
-
 type ButtonComponent struct {
 	Data    osui.ComponentData
-	Style    *ButtonStyle
 	Text    string
-	Toggle   bool
+	clicked bool
-	Clicked  bool
-	on_click func(*ButtonComponent) bool
 }
 
 func (b *ButtonComponent) Render() string {
-	osui.UseStyle(b.Style)
+	b.Data.Style.UseStyle()
 
-	if b.Clicked {
+	if b.clicked {
 		return fmt.Sprintf(" %s\n%s│%s│%s\n %s",
-			colors.Reset+b.Style.ClickedOutline+strings.Repeat("_", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
+			colors.Reset+b.Data.Style.ClickedOutline+strings.Repeat("_", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
-			colors.Reset+b.Style.ClickedOutline,
+			colors.Reset+b.Data.Style.ClickedOutline,
-			colors.Reset+colors.Combine(b.Style.ClickedBackground, b.Style.ClickedForeground)+centerText(b.Text, b.Data.Width-2)+colors.Reset+b.Style.ClickedOutline,
+			colors.Reset+colors.Combine(b.Data.Style.ClickedBackground, b.Data.Style.ClickedForeground)+centerText(b.Text, b.Data.Width-2)+colors.Reset+b.Data.Style.ClickedOutline,
 			colors.Reset+b.Data.DefaultColor,
-			colors.Reset+b.Style.ClickedOutline+strings.Repeat("‾", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
+			colors.Reset+b.Data.Style.ClickedOutline+strings.Repeat("‾", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
 		)
 	}
 
 	if b.Data.IsActive {
 		return fmt.Sprintf(" %s\n%s│%s│%s\n %s",
-			colors.Reset+b.Style.ActiveOutline+strings.Repeat("_", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
+			colors.Reset+b.Data.Style.ActiveOutline+strings.Repeat("_", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
-			colors.Reset+b.Style.ActiveOutline,
+			colors.Reset+b.Data.Style.ActiveOutline,
-			colors.Reset+colors.Combine(b.Style.ActiveBackground, b.Style.ActiveForeground)+centerText(b.Text, b.Data.Width-2)+colors.Reset+b.Style.ActiveOutline,
+			colors.Reset+colors.Combine(b.Data.Style.ActiveBackground, b.Data.Style.ActiveForeground)+centerText(b.Text, b.Data.Width-2)+colors.Reset+b.Data.Style.ActiveOutline,
 			colors.Reset+b.Data.DefaultColor,
-			colors.Reset+b.Style.ActiveOutline+strings.Repeat("‾", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
+			colors.Reset+b.Data.Style.ActiveOutline+strings.Repeat("‾", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
 		)
 	}
 
 	return fmt.Sprintf(" %s\n%s│%s│%s\n %s",
-		colors.Reset+b.Style.Outline+strings.Repeat("_", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
+		colors.Reset+b.Data.Style.Outline+strings.Repeat("_", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
-		colors.Reset+b.Style.Outline,
+		colors.Reset+b.Data.Style.Outline,
-		colors.Reset+colors.Combine(b.Style.Background, b.Style.Foreground)+centerText(b.Text, b.Data.Width-2)+colors.Reset+b.Style.Outline,
+		colors.Reset+colors.Combine(b.Data.Style.Background, b.Data.Style.Foreground)+centerText(b.Text, b.Data.Width-2)+colors.Reset+b.Data.Style.Outline,
 		colors.Reset+b.Data.DefaultColor,
-		colors.Reset+b.Style.Outline+strings.Repeat("‾", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
+		colors.Reset+b.Data.Style.Outline+strings.Repeat("‾", b.Data.Width-2)+colors.Reset+b.Data.DefaultColor,
 	)
 }
 
 func (b *ButtonComponent) Update(key string) bool {
 	if isKey.Enter(key) {
-		if !b.on_click(b) {
+		b.Data.OnClick()
-			if b.Toggle {
+		if b.Data.Toggle {
-				b.Clicked = !b.Clicked
+			b.clicked = !b.clicked
 			return false
 		}
-			b.Clicked = true
+		b.clicked = true
 		b.Data.Screen.Render()
 		time.Sleep(time.Millisecond * 120)
-			b.Clicked = false
+		b.clicked = false
-		}
 	}
 	return false
 }
@@ -92,22 +67,12 @@ func (b *ButtonComponent) GetComponentData() *osui.ComponentData {
 	return &b.Data
 }
 
-func (b *ButtonComponent) Params(param ButtonParams) *ButtonComponent {
+func Button(param osui.Param, text string) *ButtonComponent {
-	b.Style = osui.SetDefaults(&param.Style).(*ButtonStyle)
+	return param.UseParam(&ButtonComponent{Text: text,
-	if param.OnClick != nil {
-		b.on_click = param.OnClick
-	}
-	b.Data.Width = osui.LogicValueInt(param.Width == 0, 20, param.Width)
-	return b
-}
-
-func Button(text string) *ButtonComponent {
-	return &ButtonComponent{Text: text,
-		Style: osui.SetDefaults(&ButtonStyle{}).(*ButtonStyle),
 		Data: osui.ComponentData{
 			Width:  20,
 			Height: 1,
 		},
-		on_click: func(bc *ButtonComponent) bool { return false },
+		clicked: false,
-	}
+	}).(*ButtonComponent)
 }

ui/div.go

@@ -32,7 +32,7 @@ func (d *DivComponent) GetComponentData() *osui.ComponentData {
 }
 
 func (d *DivComponent) Render() string {
-	osui.UseStyle(d.Style)
+	d.Data.Style.UseStyle()
 	frame := osui.NewFrame(d.Data.Width-2, d.Data.Height-2)
 	for i, c := range d.Components {
 		data := c.GetComponentData()
@@ -88,21 +88,14 @@ func (d *DivComponent) Update(key string) bool {
 	return false
 }
 
-func (b *DivComponent) Params(param DivParams) *DivComponent {
-	b.Style = osui.SetDefaults(&param.Style).(*DivStyle)
-	b.Data.Width = osui.LogicValueInt(param.Width == 0, 20, param.Width)
-	return b
-}
-
 func (d *DivComponent) updateActive(newIndex int) {
 	if newIndex >= 0 && newIndex < len(d.Components) && len(d.Components) > 0 {
 		d.ActiveComponent = newIndex
 	}
 }
 
-func Div(components ...osui.Component) *DivComponent {
+func Div(param osui.Param, components ...osui.Component) *DivComponent {
-	return &DivComponent{
+	return param.UseParam(&DivComponent{
 		Components: components,
-		Style:      osui.SetDefaults(&DivStyle{}).(*DivStyle),
+	}).(*DivComponent)
-	}
 }

ui/inputBox.go

@@ -15,16 +15,8 @@ type InputBoxParams struct {
 	Height int
 }
 
-type InputBoxStyle struct {
-	Background string `default:"" type:"bg"`
-	Foreground string `default:"" type:"fg"`
-	Outline    string `default:"" type:"fg"`
-	Cursor     string `default:"" type:"fg"`
-}
-
 type InputBoxComponent struct {
 	Data      osui.ComponentData
-	Style     *InputBoxStyle
 	max_size  uint
 	cursor    uint
 	InputData string
@@ -35,26 +27,26 @@ func (s *InputBoxComponent) GetComponentData() *osui.ComponentData {
 }
 
 func (s InputBoxComponent) Render() string {
-	osui.UseStyle(s.Style)
+	s.Data.Style.UseStyle()
 	if s.max_size > uint(len(s.InputData)) {
 		return fmt.Sprintf(
 			" %s\n%s│%s%s│%s\n %s",
-			colors.Reset+s.Style.Outline+strings.Repeat("_", int(s.max_size))+colors.Reset,
+			colors.Reset+s.Data.Style.Outline+strings.Repeat("_", int(s.max_size))+colors.Reset,
-			colors.Reset+s.Style.Outline,
+			colors.Reset+s.Data.Style.Outline,
-			colors.Combine(s.Style.Foreground, s.Style.Background)+s.InputData+osui.LogicValue(s.Data.IsActive, s.Style.Cursor+"█"+colors.Combine(s.Style.Foreground, s.Style.Background), ""),
+			colors.Combine(s.Data.Style.Foreground, s.Data.Style.Background)+s.InputData+osui.LogicValue(s.Data.IsActive, s.Data.Style.Cursor+"█"+colors.Combine(s.Data.Style.Foreground, s.Data.Style.Background), ""),
-			strings.Repeat(" ", int(s.max_size)-len(s.InputData)-osui.LogicValueInt(s.Data.IsActive, 1, 0))+colors.Reset+s.Style.Outline,
+			strings.Repeat(" ", int(s.max_size)-len(s.InputData)-osui.LogicValueInt(s.Data.IsActive, 1, 0))+colors.Reset+s.Data.Style.Outline,
 			colors.Reset+s.Data.DefaultColor,
-			s.Style.Outline+strings.Repeat("‾", int(s.max_size))+colors.Reset+s.Data.DefaultColor,
+			s.Data.Style.Outline+strings.Repeat("‾", int(s.max_size))+colors.Reset+s.Data.DefaultColor,
 		)
 	}
 
 	return fmt.Sprintf(
 		" %s\n%s│%s%s\n %s",
-		colors.Reset+s.Style.Outline+strings.Repeat("_", int(s.max_size))+colors.Reset,
+		colors.Reset+s.Data.Style.Outline+strings.Repeat("_", int(s.max_size))+colors.Reset,
-		colors.Reset+s.Style.Outline,
+		colors.Reset+s.Data.Style.Outline,
-		colors.Combine(s.Style.Foreground, s.Style.Background)+s.InputData+osui.LogicValue(s.Data.IsActive, s.Style.Cursor+"█"+colors.Reset, s.Style.Outline+"|"+colors.Reset),
+		colors.Combine(s.Data.Style.Foreground, s.Data.Style.Background)+s.InputData+osui.LogicValue(s.Data.IsActive, s.Data.Style.Cursor+"█"+colors.Reset, s.Data.Style.Outline+"|"+colors.Reset),
 		colors.Reset+s.Data.DefaultColor,
-		colors.Reset+s.Style.Outline+strings.Repeat("‾", int(s.max_size))+colors.Reset+s.Data.DefaultColor,
+		colors.Reset+s.Data.Style.Outline+strings.Repeat("‾", int(s.max_size))+colors.Reset+s.Data.DefaultColor,
 	)
 }
 
@@ -83,13 +75,6 @@ func (s *InputBoxComponent) Update(key string) bool {
 	return false
 }
 
-func (b *InputBoxComponent) Params(p interface{}) *InputBoxComponent {
+func InputBox(param osui.Param, max_size uint) *InputBoxComponent {
-	param := p.(InputBoxParams)
+	return param.UseParam(&InputBoxComponent{max_size: max_size}).(*InputBoxComponent)
-	b.Style = osui.SetDefaults(&param.Style).(*InputBoxStyle)
-	b.Data.Width = osui.LogicValueInt(param.Width == 0, 20, param.Width)
-	return b
-}
-
-func InputBox(max_size uint) *InputBoxComponent {
-	return &InputBoxComponent{max_size: max_size, Style: osui.SetDefaults(&InputBoxStyle{}).(*InputBoxStyle)}
 }

ui/menu.go

@@ -8,26 +8,10 @@ import (
 	"github.com/orus-dev/osui/isKey"
 )
 
-type MenuParams struct {
-	Style      MenuStyle
-	OnSelected func(*MenuComponent, bool)
-}
-
-type MenuStyle struct {
-	Fg             string `default:"" type:"fg"`
-	Bg             string `default:"" type:"bg"`
-	SelectedFg     string `default:"\x1b[34m" type:"fg"`
-	SelectedBg     string `default:"" type:"bg"`
-	Cursor         string `default:"> " type:"fg"`
-	CursorInactive string `default:"  " type:"fg"`
-}
-
 type MenuComponent struct {
 	Data         osui.ComponentData
-	Style        *MenuStyle
 	Items        []string
 	SelectedItem int
-	OnSelected   func(*MenuComponent, bool)
 }
 
 func (m *MenuComponent) GetComponentData() *osui.ComponentData {
@@ -35,21 +19,21 @@ func (m *MenuComponent) GetComponentData() *osui.ComponentData {
 }
 
 func (m *MenuComponent) Render() string {
-	osui.UseStyle(m.Style)
+	m.Data.Style.UseStyle()
 	res := []string{}
 
-	cursor := m.Style.Cursor
+	cursor := m.Data.Style.Cursor
 	if !m.Data.IsActive {
-		cursor = m.Style.CursorInactive
+		cursor = m.Data.Style.InactiveCursor
 	}
-	d, _ := osui.CompressString(m.Style.Cursor)
+	d, _ := osui.CompressString(m.Data.Style.Cursor)
 	empty := strings.Repeat(" ", len(d))
 
 	for i, item := range m.Items {
 		if i == m.SelectedItem {
-			res = append(res, cursor+colors.Combine(m.Style.SelectedFg, m.Style.SelectedBg)+item+colors.Reset+m.Data.DefaultColor)
+			res = append(res, cursor+colors.Combine(m.Data.Style.SelectedBackground, m.Data.Style.SelectedBackground)+item+colors.Reset+m.Data.DefaultColor)
 		} else {
-			res = append(res, empty+colors.Combine(m.Style.Fg, m.Style.Bg)+item+colors.Reset+m.Data.DefaultColor)
+			res = append(res, empty+colors.Combine(m.Data.Style.Foreground, m.Data.Style.Background)+item+colors.Reset+m.Data.DefaultColor)
 		}
 	}
 
@@ -57,37 +41,33 @@ func (m *MenuComponent) Render() string {
 }
 
 func (m *MenuComponent) Update(key string) bool {
-	if isKey.Char(key, "s") {
+	ctx := osui.Context{Key: key}
+	m.Data.OnUpdate(&ctx)
+	if ctx.Response != 0 {
+		return false
+	}
+
+	if isKey.Down(key) {
 		if m.SelectedItem+1 < len(m.Items) {
 			m.SelectedItem++
 		} else {
 			m.SelectedItem = 0
 		}
-	} else if isKey.Char(key, "w") {
+	} else if isKey.Up(key) {
 		if m.SelectedItem > 0 {
 			m.SelectedItem--
 		} else {
 			m.SelectedItem = len(m.Items) - 1
 		}
 	} else if isKey.Enter(key) {
-		m.OnSelected(m, true)
+		m.Data.OnClick()
-		return true
-	} else if isKey.Char(key, "q") {
-		m.OnSelected(m, false)
 		return true
 	}
 	return false
 }
 
-func (b *MenuComponent) Params(param MenuParams) *MenuComponent {
+func Menu(param osui.Param, items ...string) *MenuComponent {
-	b.Style = osui.SetDefaults(&param.Style).(*MenuStyle)
+	return param.UseParam(&MenuComponent{
-	b.OnSelected = param.OnSelected
-	return b
-}
-
-func Menu(items ...string) *MenuComponent {
-	return &MenuComponent{
 		Items: items,
-		Style: osui.SetDefaults(&MenuStyle{}).(*MenuStyle),
+	}).(*MenuComponent)
-	}
 }

ui/paginator.go

@@ -34,7 +34,7 @@ func (p *PaginatorComponent) GetComponentData() *osui.ComponentData {
 func (p *PaginatorComponent) Render() string {
 	width, _ := osui.GetTerminalSize()
 	pgs := strings.Repeat(" ", (width-len(p.Components))/2)
-	osui.UseStyle(p.Style)
+	p.Data.Style.UseStyle()
 	frame := osui.NewFrame(p.Data.Width, p.Data.Height)
 	for i, c := range p.Components {
 		data := c.GetComponentData()
@@ -98,15 +98,8 @@ func (p *PaginatorComponent) updateActive(newIndex int) {
 	}
 }
 
-func (b *PaginatorComponent) Params(p interface{}) *PaginatorComponent {
+func Paginator(param osui.Param, pages ...osui.Component) *PaginatorComponent {
-	param := p.(PaginatorParams)
+	return param.UseParam(&PaginatorComponent{
-	b.Style = osui.SetDefaults(&param.Style).(*PaginatorStyle)
-	return b
-}
-
-func Paginator(pages ...osui.Component) *PaginatorComponent {
-	return &PaginatorComponent{
 		Components: pages,
-		Style:      osui.SetDefaults(&PaginatorStyle{}).(*PaginatorStyle),
+	}).(*PaginatorComponent)
-	}
 }

ui/text.go

@@ -21,6 +21,6 @@ func (t TextComponent) Render() string {
 	return t.Text
 }
 
-func Text(text string) *TextComponent {
+func Text(param osui.Param, text string) *TextComponent {
-	return &TextComponent{Text: text}
+	return param.UseParam(&TextComponent{Text: text}).(*TextComponent)
 }

utils.go

@@ -4,13 +4,11 @@ import (
 	"fmt"
 	"os"
 	"os/exec"
-	"reflect"
 	"regexp"
 	"runtime"
 	"strings"
 
 	"github.com/nathan-fiscaletti/consolesize-go"
-	"github.com/orus-dev/osui/colors"
 )
 
 var re = regexp.MustCompile(`(\x1b\[([0-9;]*)[a-zA-Z])+`)
@@ -99,55 +97,6 @@ func Clear() {
 	}
 }
 
-func SetDefaults(p interface{}) interface{} {
-	v := reflect.ValueOf(p)
-	if v.Kind() != reflect.Ptr {
-		panic("SetDefaults: expected a pointer to a struct")
-	}
-	val := v.Elem()
-	if val.Kind() != reflect.Struct {
-		panic("SetDefaults: expected a pointer to a struct")
-	}
-	typ := val.Type()
-	for i := 0; i < val.NumField(); i++ {
-		field := val.Field(i)
-		structField := typ.Field(i)
-		if defaultValue, ok := structField.Tag.Lookup("default"); ok {
-			if field.Kind() == reflect.String && field.String() == "" {
-				field.SetString(defaultValue)
-			}
-		}
-	}
-	return p
-}
-
-func UseStyle(p interface{}) {
-	SetDefaults(p)
-	v := reflect.ValueOf(p)
-	if v.Kind() != reflect.Ptr {
-		panic("SetStyle: expected a pointer to a struct")
-	}
-	val := v.Elem()
-	if val.Kind() != reflect.Struct {
-		panic("SetStyle: expected a pointer to a struct")
-	}
-	typ := val.Type()
-	for i := 0; i < val.NumField(); i++ {
-		field := val.Field(i)
-		structField := typ.Field(i)
-		if styleType, ok := structField.Tag.Lookup("type"); ok {
-			if field.Kind() == reflect.String {
-				if styleType == "bg" || styleType == "background" {
-					field.SetString(colors.AsBg(field.String()))
-				} else {
-					field.SetString(colors.AsFg(field.String()))
-				}
-			}
-		}
-	}
-
-}
-
 func ShowCursor() {
 	fmt.Print("\033[?25h")
 }
@@ -170,7 +119,6 @@ func LogicValueInt(b bool, _if, _else int) int {
 	return _else
 }
 
-// Get the terminal size
 func GetTerminalSize() (int, int) {
 	return consolesize.GetConsoleSize()
 }