Borders

PanelNode supports four border styles with customizable colors.

Border Styles

Single (Default)

Standard single-line border:

new PanelNode()
    .WithBorder(BorderStyle.Single)
    .WithContent("Content")

┌──────────┐
│ Content  │
└──────────┘

Double

Double-line border for emphasis:

new PanelNode()
    .WithBorder(BorderStyle.Double)
    .WithContent("Content")

╔══════════╗
║ Content  ║
╚══════════╝

Rounded

Single-line border with rounded corners:

new PanelNode()
    .WithBorder(BorderStyle.Rounded)
    .WithContent("Content")

╭──────────╮
│ Content  │
╰──────────╯

ASCII

Fallback for limited terminals:

new PanelNode()
    .WithBorder(BorderStyle.Ascii)
    .WithContent("Content")

+----------+
| Content  |
+----------+

None

No border (content only):

new PanelNode()
    .WithBorder(BorderStyle.None)
    .WithContent("Content")

Border Colors

new PanelNode()
    .WithBorder(BorderStyle.Rounded)
    .WithBorderColor(Color.Cyan)
    .WithContent("Styled")

Title Colors

Panels can have colored titles:

new PanelNode()
    .WithTitle("My Panel")
    .WithBorderColor(Color.Gray)
    .WithTitleColor(Color.BrightCyan)  // Title stands out
    .WithContent("Content")

Padding

Add inner padding between border and content:

new PanelNode()
    .WithBorder(BorderStyle.Single)
    .WithPadding(1)  // 1 character padding on all sides
    .WithContent("Padded content")

Common Patterns

Information Panel

new PanelNode()
    .WithTitle("Info")
    .WithBorder(BorderStyle.Rounded)
    .WithBorderColor(Color.Blue)
    .WithTitleColor(Color.BrightBlue)
    .WithContent(content)

Warning Panel

new PanelNode()
    .WithTitle("⚠ Warning")
    .WithBorder(BorderStyle.Double)
    .WithBorderColor(Color.Yellow)
    .WithTitleColor(Color.BrightYellow)
    .WithContent(warningMessage)

Error Panel

new PanelNode()
    .WithTitle("Error")
    .WithBorder(BorderStyle.Double)
    .WithBorderColor(Color.Red)
    .WithTitleColor(Color.BrightRed)
    .WithContent(errorMessage)

Primary Content

new PanelNode()
    .WithTitle("Main Content")
    .WithBorder(BorderStyle.Rounded)
    .WithBorderColor(Color.Cyan)
    .WithTitleColor(Color.BrightCyan)
    .WithContent(mainContent)
    .Fill()  // Take available space

BorderStyle Enum

Style	Characters	Use Case
Single	┌─┐│└┘	Default, general use
Double	╔═╗║╚╝	Emphasis, dialogs
Rounded	╭─╮│╰╯	Modern, friendly look
Ascii	+-+|+-	Terminal compatibility
None	(empty)	Content without border