github.com/kolbycrouch/elvish@v0.14.1-0.20210614162631-215b9ac1c423/pkg/cli/tk/label.go (about)

     1  package tk
     2  
     3  import (
     4  	"src.elv.sh/pkg/cli/term"
     5  	"src.elv.sh/pkg/ui"
     6  )
     7  
     8  // Label is a Renderer that writes out a text.
     9  type Label struct {
    10  	Content ui.Text
    11  }
    12  
    13  // Render shows the content. If the given box is too small, the text is cropped.
    14  func (l Label) Render(width, height int) *term.Buffer {
    15  	// TODO: Optimize by stopping as soon as $height rows are written.
    16  	bb := term.NewBufferBuilder(width)
    17  	bb.WriteStyled(l.Content)
    18  	b := bb.Buffer()
    19  	b.TrimToLines(0, height)
    20  	return b
    21  }
    22  
    23  // Handle always returns false.
    24  func (l Label) Handle(event term.Event) bool {
    25  	return false
    26  }