Panel class
A fluent builder for creating styled panels.
Provides a chainable API for panel configuration with support for the new Style system, custom borders, and per-line content styling.
final panel = Panel()
.title('Welcome')
.content('Hello, World!\nThis is a styled panel.')
.border(Border.rounded)
.titleStyle(Style().bold().foreground(Colors.cyan))
.borderStyle(Style().foreground(Colors.gray))
.padding(1, 2)
.width(50)
.render();
print(panel);
- Inheritance
- Available extensions
Constructors
- Panel({RenderConfig renderConfig = const RenderConfig()})
- Creates a new empty panel builder.
Properties
Methods
-
border(
Border border) → Panel - Sets the border style (characters).
-
borderStyle(
Style style) → Panel - Sets the border text style.
-
content(
String text) → Panel - Sets the panel content from a string.
-
contentAlign(
PanelAlignment align) → Panel - Sets the content alignment.
-
contentStyle(
Style style) → Panel - Sets the content text style (applied to all content).
-
contentStyleFunc(
PanelContentStyleFunc func) → Panel - Sets the content style function for per-line styling.
-
init(
) → Cmd? -
Returns an optional command to execute on program startup.
inherited
-
line(
String text) → Panel - Adds a line to the panel content.
-
lines(
List< String> lines) → Panel - Sets the panel content from a list of lines.
-
maxWidth(
int value) → Panel - Sets the maximum width of the panel.
-
minWidth(
int value) → Panel - Sets the minimum width of the panel.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
padding(
int vertical, [int? horizontal]) → Panel - Sets uniform padding (all sides).
-
paddingAll(
{int? top, int? right, int? bottom, int? left}) → Panel - Sets individual padding values.
-
render(
) → String -
Renders the component as a string.
override
-
title(
String title) → Panel - Sets the panel title.
-
titleAlign(
PanelAlignment align) → Panel - Sets the title alignment.
-
titleStyle(
Style style) → Panel - Sets the title text style.
-
toString(
) → String -
A string representation of this object.
inherited
-
update(
Msg msg) → (ViewComponent, Cmd?) -
Updates the component state in response to a message.
inherited
-
view(
) → String -
Renders the current model state for display.
inherited
-
width(
int value) → Panel - Sets the fixed width of the panel.
-
writelnTo(
Console io) → void -
Available on DisplayComponent, provided by the DisplayComponentExtension extension
Renders the component and writes it to the console.
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited