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Added List methods to set styles in addition to colors. See #611

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This commit is contained in:
Oliver 2022-02-15 17:59:36 +01:00
parent 5962c4c9a7
commit 3bcc8f325a
1 changed files with 62 additions and 31 deletions
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93
list.go
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@ -30,20 +30,17 @@ type List struct {
// Whether or not to show the secondary item texts.
showSecondaryText bool
// The item main text color.
mainTextColor tcell.Color
// The item main text style.
mainTextStyle tcell.Style
// The item secondary text color.
secondaryTextColor tcell.Color
// The item secondary text style.
secondaryTextStyle tcell.Style
// The item shortcut text color.
shortcutColor tcell.Color
// The item shortcut text style.
shortcutStyle tcell.Style
// The text color for selected items.
selectedTextColor tcell.Color
// The background color for selected items.
selectedBackgroundColor tcell.Color
// The style for selected items.
selectedStyle tcell.Style
// If true, the selection is only shown when the list has focus.
selectedFocusOnly bool
@ -82,14 +79,13 @@ type List struct {
// NewList returns a new form.
func NewList() *List {
return &List{
Box: NewBox(),
showSecondaryText: true,
wrapAround: true,
mainTextColor: Styles.PrimaryTextColor,
secondaryTextColor: Styles.TertiaryTextColor,
shortcutColor: Styles.SecondaryTextColor,
selectedTextColor: Styles.PrimitiveBackgroundColor,
selectedBackgroundColor: Styles.PrimaryTextColor,
Box: NewBox(),
showSecondaryText: true,
wrapAround: true,
mainTextStyle: tcell.StyleDefault.Foreground(Styles.PrimaryTextColor),
secondaryTextStyle: tcell.StyleDefault.Foreground(Styles.TertiaryTextColor),
shortcutStyle: tcell.StyleDefault.Foreground(Styles.SecondaryTextColor),
selectedStyle: tcell.StyleDefault.Foreground(Styles.PrimitiveBackgroundColor).Background(Styles.PrimaryTextColor),
}
}
@ -196,31 +192,65 @@ func (l *List) RemoveItem(index int) *List {
// SetMainTextColor sets the color of the items' main text.
func (l *List) SetMainTextColor(color tcell.Color) *List {
l.mainTextColor = color
l.mainTextStyle = l.mainTextStyle.Foreground(color)
return l
}
// SetMainTextStyle sets the style of the items' main text. Note that the
// background color is ignored in order not to override the background color of
// the list itself.
func (l *List) SetMainTextStyle(style tcell.Style) *List {
l.mainTextStyle = style
return l
}
// SetSecondaryTextColor sets the color of the items' secondary text.
func (l *List) SetSecondaryTextColor(color tcell.Color) *List {
l.secondaryTextColor = color
l.secondaryTextStyle = l.secondaryTextStyle.Foreground(color)
return l
}
// SetSecondaryTextStyle sets the style of the items' secondary text. Note that
// the background color is ignored in order not to override the background color
// of the list itself.
func (l *List) SetSecondaryTextStyle(style tcell.Style) *List {
l.secondaryTextStyle = style
return l
}
// SetShortcutColor sets the color of the items' shortcut.
func (l *List) SetShortcutColor(color tcell.Color) *List {
l.shortcutColor = color
l.shortcutStyle = l.shortcutStyle.Foreground(color)
return l
}
// SetSelectedTextColor sets the text color of selected items.
// SetShortcutStyle sets the style of the items' shortcut. Note that the
// background color is ignored in order not to override the background color of
// the list itself.
func (l *List) SetShortcutStyle(style tcell.Style) *List {
l.shortcutStyle = style
return l
}
// SetSelectedTextColor sets the text color of selected items. Note that the
// color of main text characters that are different from the main text color
// (e.g. color tags) is maintained.
func (l *List) SetSelectedTextColor(color tcell.Color) *List {
l.selectedTextColor = color
l.selectedStyle = l.selectedStyle.Foreground(color)
return l
}
// SetSelectedBackgroundColor sets the background color of selected items.
func (l *List) SetSelectedBackgroundColor(color tcell.Color) *List {
l.selectedBackgroundColor = color
l.selectedStyle = l.selectedStyle.Background(color)
return l
}
// SetSelectedStyle sets the style of the selected items. Note that the color of
// main text characters that are different from the main text color (e.g. color
// tags) is maintained.
func (l *List) SetSelectedStyle(style tcell.Style) *List {
l.selectedStyle = style
return l
}
@ -473,11 +503,11 @@ func (l *List) Draw(screen tcell.Screen) {
// Shortcuts.
if showShortcuts && item.Shortcut != 0 {
Print(screen, fmt.Sprintf("(%s)", string(item.Shortcut)), x-5, y, 4, AlignRight, l.shortcutColor)
printWithStyle(screen, fmt.Sprintf("(%s)", string(item.Shortcut)), x-5, y, 0, 4, AlignRight, l.shortcutStyle, true)
}
// Main text.
_, printedWidth, _, end := printWithStyle(screen, item.MainText, x, y, l.horizontalOffset, width, AlignLeft, tcell.StyleDefault.Foreground(l.mainTextColor), true)
_, printedWidth, _, end := printWithStyle(screen, item.MainText, x, y, l.horizontalOffset, width, AlignLeft, l.mainTextStyle, true)
if printedWidth > maxWidth {
maxWidth = printedWidth
}
@ -494,13 +524,14 @@ func (l *List) Draw(screen tcell.Screen) {
}
}
mainTextColor, _, _ := l.mainTextStyle.Decompose()
for bx := 0; bx < textWidth; bx++ {
m, c, style, _ := screen.GetContent(x+bx, y)
fg, _, _ := style.Decompose()
if fg == l.mainTextColor {
fg = l.selectedTextColor
style = l.selectedStyle
if fg != mainTextColor {
style = style.Foreground(fg)
}
style = style.Background(l.selectedBackgroundColor).Foreground(fg)
screen.SetContent(x+bx, y, m, c, style)
}
}
@ -513,7 +544,7 @@ func (l *List) Draw(screen tcell.Screen) {
// Secondary text.
if l.showSecondaryText {
_, printedWidth, _, end := printWithStyle(screen, item.SecondaryText, x, y, l.horizontalOffset, width, AlignLeft, tcell.StyleDefault.Foreground(l.secondaryTextColor), true)
_, printedWidth, _, end := printWithStyle(screen, item.SecondaryText, x, y, l.horizontalOffset, width, AlignLeft, l.secondaryTextStyle, true)
if printedWidth > maxWidth {
maxWidth = printedWidth
}