CodeView

Key bindings

Key	Action
↑ / k	Scroll up one line
↓ / j	Scroll down one line
← / h	Scroll left
→ / l	Scroll right
Home / g	Jump to top
End / G	Jump to bottom
PgUp	Page up
PgDn	Page down

Setting content

cv := components.NewCodeView()
cv.SetContent(sourceCode, "go") // language hint for highlighting

The language hint drives syntax highlighting. Use standard language identifiers ("go", "json", "python", etc.).

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CodeView displays syntax-highlighted code

Constructor func NewCodeView() *CodeView

Usage

code := components.NewCodeView().
  SetCode("package main\n\nfunc main() {}\n").
  SetLanguage(components.LangGo).
  SetShowLineNumbers(true).
  SetTabWidth(4).
  SetHighlightLine(3)

fmt.Println(code != nil)

Methods

Method	Signature	Description
GetFieldHeight	func (c *CodeView) GetFieldHeight() int	GetFieldHeight returns preferred height
GetLine	func (c *CodeView) GetLine(index int) string	GetLine returns a specific line (0-based)
GetLines	func (c *CodeView) GetLines() []string	GetLines returns the code lines
LineCount	func (c *CodeView) LineCount() int	LineCount returns the number of lines
ScrollTo	func (c *CodeView) ScrollTo(line int) *CodeView	ScrollTo scrolls to a specific line
SetCode	func (c *CodeView) SetCode(code string) *CodeView	SetCode sets the code content
SetHighlightLine	func (c *CodeView) SetHighlightLine(line int) *CodeView	SetHighlightLine sets the highlighted line (1-based, -1 to disable)
SetLanguage	func (c *CodeView) SetLanguage(lang Language) *CodeView	SetLanguage sets the syntax highlighting language
SetLines	func (c *CodeView) SetLines(lines []string) *CodeView	SetLines sets code from line slice
SetOnLineClick	func (c *CodeView) SetOnLineClick(fn func(line int)) *CodeView	SetOnLineClick sets callback for line clicks
SetShowLineNumbers	func (c *CodeView) SetShowLineNumbers(show bool) *CodeView	SetShowLineNumbers enables/disables line numbers
SetTabWidth	func (c *CodeView) SetTabWidth(width int) *CodeView	SetTabWidth sets the tab display width
SetWrapLines	func (c *CodeView) SetWrapLines(wrap bool) *CodeView	SetWrapLines enables/disables line wrapping

Types

type Language Language defines supported syntax highlighting languages

Constant	Description
LangNone
LangGo
LangPython
LangJavaScript
LangTypeScript
LangRust
LangJSON
LangYAML
LangSQL
LangBash
LangMarkdown