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Expanded the TableCell definition in preparation of adding individual cell background colors.

tablepad
Oliver 5 years ago
parent
commit
b423641ec2
  1. 12
      demos/table/main.go
  2. 62
      table.go

12
demos/table/main.go

@ -21,11 +21,10 @@ func main() { @@ -21,11 +21,10 @@ func main() {
if c < 1 || r < 1 {
color = tcell.ColorYellow
}
table.SetCell(r, c, &tview.TableCell{
Text: lorem[word],
Color: color,
Align: tview.AlignCenter,
})
table.SetCell(r, c,
tview.NewTableCell(lorem[word]).
SetTextColor(color).
SetAlign(tview.AlignCenter))
word = (word + 1) % len(lorem)
}
}
@ -37,8 +36,7 @@ func main() { @@ -37,8 +36,7 @@ func main() {
table.SetSelectable(true, true)
}
}).SetSelectedFunc(func(row int, column int) {
cell := table.GetCell(row, column)
cell.Color = tcell.ColorRed
table.GetCell(row, column).SetTextColor(tcell.ColorRed)
table.SetSelectable(false, false)
})
if err := app.SetRoot(table, true).SetFocus(table).Run(); err != nil {

62
table.go

@ -5,7 +5,9 @@ import ( @@ -5,7 +5,9 @@ import (
runewidth "github.com/mattn/go-runewidth"
)
// TableCell represents one cell inside a Table.
// TableCell represents one cell inside a Table. You can instantiate this type
// directly but all colors (background and text) will be set to their default
// which is black.
type TableCell struct {
// The text to be displayed in the table cell.
Text string
@ -22,6 +24,9 @@ type TableCell struct { @@ -22,6 +24,9 @@ type TableCell struct {
// The color of the cell text.
Color tcell.Color
// The background color of the cell.
BackgroundColor tcell.Color
// If set to true, this cell cannot be selected.
NotSelectable bool
@ -29,13 +34,66 @@ type TableCell struct { @@ -29,13 +34,66 @@ type TableCell struct {
x, y, width int
}
// NewTableCell returns a new table cell with sensible defaults. That is, left
// aligned text with the primary text color (see Styles) and a transparent
// background (using the background of the Table).
func NewTableCell(text string) *TableCell {
return &TableCell{
Text: text,
Align: AlignLeft,
Color: Styles.PrimaryTextColor,
BackgroundColor: tcell.ColorDefault,
}
}
// SetText sets the cell's text.
func (c *TableCell) SetText(text string) *TableCell {
c.Text = text
return c
}
// SetAlign sets the cell's text alignment, one of AlignLeft, AlignCenter, or
// AlignRight.
func (c *TableCell) SetAlign(align int) *TableCell {
c.Align = align
return c
}
// SetMaxWidth sets maximum width of the cell in screen space. This is used to
// give a column a maximum width. Any cell text whose screen width exceeds this
// width is cut off. Set to 0 if there is no maximum width.
func (c *TableCell) SetMaxWidth(maxWidth int) *TableCell {
c.MaxWidth = maxWidth
return c
}
// SetTextColor sets the cell's text color.
func (c *TableCell) SetTextColor(color tcell.Color) *TableCell {
c.Color = color
return c
}
// SetBackgroundColor sets the cell's background color. Set to
// tcell.ColorDefault to use the table's background color.
func (c *TableCell) SetBackgroundColor(color tcell.Color) *TableCell {
c.BackgroundColor = color
return c
}
// SetSelectable sets whether or not this cell can be selected by the user.
func (c *TableCell) SetSelectable(selectable bool) *TableCell {
c.NotSelectable = !selectable
return c
}
// GetLastPosition returns the position of the table cell the last time it was
// drawn on screen. If the cell is not on screen, the return values are
// undefined.
//
// Because the Table class will attempt to keep selected cells on screen, this
// function is most useful in response to a "selected" event (see
// SetSelectedFunc()).
// SetSelectedFunc()) or a "selectionChanged" event (see
// SetSelectionChangedFunc()).
func (c *TableCell) GetLastPosition() (x, y, width int) {
return c.x, c.y, c.width
}

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