Method makeHeader

core/table.go:215–266

(p *tree.Plan)

}

func (tb *Table) makeHeader(p *tree.Plan) {
	tree.AddAt(p, "header", func(w *Frame) {
		tb.header = w
		ToolbarStyles(w)
		w.Styler(func(s *styles.Style) {
			s.Grow.Set(0, 0)
			s.Gap.Set(units.Em(0.5)) // matches grid default
		})
		w.Maker(func(p *tree.Plan) {
			if tb.ShowIndexes {
				tree.AddAt(p, "head-index", func(w *Text) {
					w.SetType(TextBodyMedium)
					w.Styler(func(s *styles.Style) {
						s.Align.Self = styles.Center
					})
					w.SetText("Index")
				})
			}
			for fli := 0; fli < tb.numVisibleFields; fli++ {
				field := tb.visibleFields[fli]
				tree.AddAt(p, "head-"+field.Name, func(w *Button) {
					w.SetType(ButtonMenu)
					w.OnClick(func(e events.Event) {
						tb.SortColumn(fli)
					})
					w.Updater(func() {
						htxt := ""
						if lbl, ok := field.Tag.Lookup("label"); ok {
							htxt = lbl
						} else {
							htxt = strcase.ToSentence(field.Name)
						}
						w.SetText(htxt)
						w.Tooltip = htxt + " (click to sort by)"
						doc, ok := types.GetDoc(reflect.Value{}, tb.elementValue, field, htxt)
						if ok && doc != "" {
							w.Tooltip += ": " + doc
						}
						tb.headerWidths[fli] = len(htxt)
						if fli == tb.sortIndex {
							if tb.sortDescending {
								w.SetIcon(icons.KeyboardArrowDown)
							} else {
								w.SetIcon(icons.KeyboardArrowUp)
							}
						}
					})
				})
			}
		})
	})
}

// RowWidgetNs returns number of widgets per row and offset for index label
func (tb *Table) RowWidgetNs() (nWidgPerRow, idxOff int) {