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rui
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Optimisation

This commit is contained in:
Alexei Anoshenko 2022-07-28 12:11:27 +03:00
parent e23ad83b6c
commit c5ca92de60
12 changed files with 128 additions and 379 deletions
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10
animation.go
View File

@ -694,15 +694,7 @@ func SetAnimated(rootView View, viewID, tag string, value any, animation Animati
// IsAnimationPaused returns "true" if an animation of the subview is paused, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsAnimationPaused(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, AnimationPaused); ok {
return result
}
}
return false
return boolStyledProperty(view, subviewID, AnimationPaused, false)
}
// GetTransition returns the subview transitions. The result is always non-nil.

6
colorPicker.go
View File

@ -188,10 +188,10 @@ func GetColorPickerValue(view View, subviewID string) Color {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := colorStyledProperty(view, ColorPickerValue); ok {
return result
if value, ok := colorProperty(view, ColorPickerValue, view.Session()); ok {
return value
}
for _, tag := range []string{Value, ColorTag} {
for _, tag := range []string{ColorPickerValue, Value, ColorTag} {
if value := valueFromStyle(view, tag); value != nil {
if result, ok := valueToColor(value, view.Session()); ok {
return result

9
columnLayout.go
View File

@ -139,14 +139,7 @@ func (columnLayout *columnLayoutData) set(tag string, value any) bool {
// based on the "column-width" property.
// If the second argument (subviewID) is "" then a top position of the first argument (view) is returned
func GetColumnCount(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
result, _ := intStyledProperty(view, ColumnCount, 0)
return result
return intStyledProperty(view, subviewID, ColumnCount, 0)
}
// GetColumnWidth returns SizeUnit value which specifies the width of each column of ColumnLayout.

10
datePicker.go
View File

@ -392,15 +392,7 @@ func GetDatePickerMax(view View, subviewID string) (time.Time, bool) {
// GetDatePickerStep returns the date changing step in days of DatePicker subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetDatePickerStep(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, _ := intStyledProperty(view, DatePickerStep, 0); result >= 0 {
return result
}
}
return 0
return intStyledProperty(view, subviewID, DatePickerStep, 0)
}
// GetDatePickerValue returns the date of DatePicker subview.

10
detailsView.go
View File

@ -208,13 +208,5 @@ func GetDetailsSummary(view View, subviewID string) View {
// IsDetailsExpanded returns a value of the Expanded property of DetailsView.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsDetailsExpanded(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, Expanded); ok {
return result
}
}
return false
return boolStyledProperty(view, subviewID, Expanded, false)
}

50
editView.go
View File

@ -546,43 +546,19 @@ func GetHint(view View, subviewID string) string {
// GetMaxLength returns a maximal lenght of EditView. If a maximal lenght is not limited then 0 is returned
// If the second argument (subviewID) is "" then a value of the first argument (view) is returned.
func GetMaxLength(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := intStyledProperty(view, MaxLength, 0); ok {
return result
}
}
return 0
return intStyledProperty(view, subviewID, MaxLength, 0)
}
// IsReadOnly returns the true if a EditView works in read only mode.
// If the second argument (subviewID) is "" then a value of the first argument (view) is returned.
func IsReadOnly(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, ReadOnly); ok {
return result
}
}
return false
return boolStyledProperty(view, subviewID, ReadOnly, false)
}
// IsSpellcheck returns a value of the Spellcheck property of EditView.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsSpellcheck(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if spellcheck, ok := boolStyledProperty(view, Spellcheck); ok {
return spellcheck
}
}
return false
return boolStyledProperty(view, subviewID, Spellcheck, false)
}
// GetTextChangedListeners returns the TextChangedListener list of an EditView or MultiLineEditView subview.
@ -629,16 +605,7 @@ func GetEditViewPattern(view View, subviewID string) string {
// IsEditViewWrap returns a value of the EditWrap property of MultiLineEditView.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsEditViewWrap(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if wrap, ok := boolStyledProperty(view, EditWrap); ok {
return wrap
}
}
return false
return boolStyledProperty(view, subviewID, EditWrap, false)
}
// AppendEditText appends the text to the EditView content.
@ -659,12 +626,5 @@ func AppendEditText(view View, subviewID string, text string) {
// GetCaretColor returns the color of the text input carret.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetCaretColor(view View, subviewID string) Color {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
t, _ := colorStyledProperty(view, CaretColor)
return t
return colorStyledProperty(view, subviewID, CaretColor, false)
}

12
filePicker.go
View File

@ -251,7 +251,7 @@ func (picker *filePickerData) htmlProperties(self View, buffer *strings.Builder)
}
buffer.WriteString(` type="file"`)
if multiple, ok := boolStyledProperty(picker, Multiple); ok && multiple {
if IsMultipleFilePicker(picker, "") {
buffer.WriteString(` multiple`)
}
@ -354,15 +354,7 @@ func LoadFilePickerFile(view View, subviewID string, file FileInfo, result func(
// IsMultipleFilePicker returns "true" if multiple files can be selected in the FilePicker, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsMultipleFilePicker(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, Multiple); ok {
return result
}
}
return false
return boolStyledProperty(view, subviewID, Multiple, false)
}
// GetFilePickerAccept returns sets the list of allowed file extensions or MIME types.

67
numberPicker.go
View File

@ -272,54 +272,29 @@ func GetNumberPickerType(view View, subviewID string) int {
// GetNumberPickerMinMax returns the min and max value of NumberPicker subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetNumberPickerMinMax(view View, subviewID string) (float64, float64) {
if subviewID != "" {
view = ViewByID(view, subviewID)
var defMin, defMax float64
if GetNumberPickerType(view, subviewID) == NumberSlider {
defMin = 0
defMax = 1
} else {
defMin = math.Inf(-1)
defMax = math.Inf(1)
}
if view != nil {
t, _ := enumStyledProperty(view, NumberPickerType, NumberEditor)
var defMin, defMax float64
if t == NumberSlider {
defMin = 0
defMax = 1
} else {
defMin = math.Inf(-1)
defMax = math.Inf(1)
}
min, ok := floatStyledProperty(view, NumberPickerMin, defMin)
if !ok {
min, _ = floatStyledProperty(view, Min, defMin)
}
min := floatStyledProperty(view, subviewID, NumberPickerMin, defMin)
max := floatStyledProperty(view, subviewID, NumberPickerMax, defMax)
max, ok := floatStyledProperty(view, NumberPickerMax, defMax)
if !ok {
max, _ = floatStyledProperty(view, Max, defMax)
}
if min > max {
return max, min
}
return min, max
if min > max {
return max, min
}
return 0, 1
return min, max
}
// GetNumberPickerStep returns the value changing step of NumberPicker subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetNumberPickerStep(view View, subviewID string) float64 {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
result, ok := floatStyledProperty(view, NumberPickerStep, 0)
if !ok {
result, _ = floatStyledProperty(view, Step, 0)
}
_, max := GetNumberPickerMinMax(view, "")
_, max := GetNumberPickerMinMax(view, subviewID)
result := floatStyledProperty(view, subviewID, NumberPickerStep, 0)
if result > max {
return max
}
@ -329,18 +304,8 @@ func GetNumberPickerStep(view View, subviewID string) float64 {
// GetNumberPickerValue returns the value of NumberPicker subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetNumberPickerValue(view View, subviewID string) float64 {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
min, _ := GetNumberPickerMinMax(view, "")
result, ok := floatStyledProperty(view, NumberPickerValue, min)
if !ok {
result, _ = floatStyledProperty(view, Value, min)
}
min, _ := GetNumberPickerMinMax(view, subviewID)
result := floatStyledProperty(view, subviewID, NumberPickerValue, min)
return result
}

26
progressBar.go
View File

@ -108,33 +108,11 @@ func (progress *progressBarData) htmlProperties(self View, buffer *strings.Build
// GetProgressBarMax returns the max value of ProgressBar subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetProgressBarMax(view View, subviewID string) float64 {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
result, ok := floatStyledProperty(view, ProgressBarMax, 1)
if !ok {
result, _ = floatStyledProperty(view, Max, 1)
}
return result
return floatStyledProperty(view, subviewID, ProgressBarMax, 1)
}
// GetProgressBarValue returns the value of ProgressBar subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetProgressBarValue(view View, subviewID string) float64 {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
result, ok := floatStyledProperty(view, ProgressBarValue, 0)
if !ok {
result, _ = floatStyledProperty(view, Value, 0)
}
return result
return floatStyledProperty(view, subviewID, ProgressBarValue, 0)
}

18
tableViewUtils.go
View File

@ -120,27 +120,13 @@ func GetTableVerticalAlign(view View, subviewID string) int {
// GetTableHeadHeight returns the number of rows in the table header.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetTableHeadHeight(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
headHeight, _ := intStyledProperty(view, HeadHeight, 0)
return headHeight
}
return 0
return intStyledProperty(view, subviewID, HeadHeight, 0)
}
// GetTableFootHeight returns the number of rows in the table footer.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetTableFootHeight(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
headHeight, _ := intStyledProperty(view, FootHeight, 0)
return headHeight
}
return 0
return intStyledProperty(view, subviewID, FootHeight, 0)
}
// GetTableCurrent returns the row and column index of the TableView selected cell/row.

17
timePicker.go
View File

@ -380,22 +380,7 @@ func GetTimePickerMax(view View, subviewID string) (time.Time, bool) {
// GetTimePickerStep returns the time changing step in seconds of TimePicker subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetTimePickerStep(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 60
}
result, ok := intStyledProperty(view, TimePickerStep, 60)
if !ok {
result, _ = intStyledProperty(view, Step, 60)
}
if result < 0 {
return 60
}
return result
return intStyledProperty(view, subviewID, TimePickerStep, 60)
}
// GetTimePickerValue returns the time of TimePicker subview.

272
viewUtils.go
View File

@ -103,15 +103,7 @@ func GetSemantics(view View, subviewID string) int {
// GetOpacity returns the subview opacity.
// If the second argument (subviewID) is "" then an opacity of the first argument (view) is returned
func GetOpacity(view View, subviewID string) float64 {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if style, ok := floatStyledProperty(view, Opacity, 1); ok {
return style
}
}
return 1
return floatStyledProperty(view, subviewID, Opacity, 1)
}
// GetStyle returns the subview style id.
@ -183,14 +175,7 @@ func GetOverflow(view View, subviewID string) int {
// GetZIndex returns the subview z-order.
// If the second argument (subviewID) is "" then a z-order of the first argument (view) is returned
func GetZIndex(view View, subviewID string) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
result, _ := intStyledProperty(view, Visibility, 0)
return result
return intStyledProperty(view, subviewID, Visibility, 0)
}
// GetWidth returns the subview width.
@ -434,14 +419,7 @@ func GetTextShadows(view View, subviewID string) []ViewShadow {
// GetBackgroundColor returns a background color of the subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetBackgroundColor(view View, subviewID string) Color {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return 0
}
color, _ := colorStyledProperty(view, BackgroundColor)
return color
return colorStyledProperty(view, subviewID, BackgroundColor, false)
}
// GetFontName returns the subview font.
@ -469,18 +447,7 @@ func GetFontName(view View, subviewID string) string {
// GetTextColor returns a text color of the subview.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetTextColor(view View, subviewID string) Color {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if color, ok := colorStyledProperty(view, TextColor); ok {
return color
}
if parent := view.Parent(); parent != nil {
return GetTextColor(parent, "")
}
}
return 0
return colorStyledProperty(view, subviewID, TextColor, true)
}
// GetTextSize returns a text size of the subview.
@ -607,86 +574,31 @@ func GetLineHeight(view View, subviewID string) SizeUnit {
// IsItalic returns "true" if a text font of the subview is displayed in italics, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsItalic(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, Italic); ok {
return result
}
if parent := view.Parent(); parent != nil {
return IsItalic(parent, "")
}
}
return false
return boolStyledProperty(view, subviewID, Italic, true)
}
// IsSmallCaps returns "true" if a text font of the subview is displayed in small caps, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsSmallCaps(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, SmallCaps); ok {
return result
}
if parent := view.Parent(); parent != nil {
return IsSmallCaps(parent, "")
}
}
return false
return boolStyledProperty(view, subviewID, SmallCaps, true)
}
// IsStrikethrough returns "true" if a text font of the subview is displayed strikethrough, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsStrikethrough(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, Strikethrough); ok {
return result
}
if parent := view.Parent(); parent != nil {
return IsStrikethrough(parent, "")
}
}
return false
return boolStyledProperty(view, subviewID, Strikethrough, true)
}
// IsOverline returns "true" if a text font of the subview is displayed overlined, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsOverline(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, Overline); ok {
return result
}
if parent := view.Parent(); parent != nil {
return IsOverline(parent, "")
}
}
return false
return boolStyledProperty(view, subviewID, Overline, true)
}
// IsUnderline returns "true" if a text font of the subview is displayed underlined, "false" otherwise.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func IsUnderline(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, Underline); ok {
return result
}
if parent := view.Parent(); parent != nil {
return IsUnderline(parent, "")
}
}
return false
return boolStyledProperty(view, subviewID, Underline, true)
}
// GetTextLineThickness returns the stroke thickness of the decoration line that
@ -729,18 +641,7 @@ func GetTextLineStyle(view View, subviewID string) int {
// is used on text in an element, such as a line-through, underline, or overline.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetTextLineColor(view View, subviewID string) Color {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if color, ok := colorStyledProperty(view, TextLineColor); ok {
return color
}
if parent := view.Parent(); parent != nil {
return GetTextLineColor(parent, "")
}
}
return 0
return colorStyledProperty(view, subviewID, TextLineColor, true)
}
// GetTextTransform returns a text transform of the subview. Return one of next values:
@ -892,15 +793,7 @@ func GetPerspectiveOrigin(view View, subviewID string) (SizeUnit, SizeUnit) {
// false - the back face is hidden, effectively making the element invisible when turned away from the user.
// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
func GetBackfaceVisible(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, BackfaceVisible); ok {
return result
}
}
return true
return boolStyledProperty(view, subviewID, BackfaceVisible, false)
}
// GetOrigin returns a x-, y-, and z-coordinate of the point around which a view transformation is applied.
@ -974,29 +867,11 @@ func GetRotate(view View, subviewID string) (float64, float64, float64, AngleUni
// and "false" if allows, but does not force, any break to be inserted within the principal box.
// If the second argument (subviewID) is "" then a top position of the first argument (view) is returned
func GetAvoidBreak(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view == nil {
return false
}
result, _ := boolStyledProperty(view, AvoidBreak)
return result
return boolStyledProperty(view, subviewID, AvoidBreak, true)
}
func GetNotTranslate(view View, subviewID string) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if view != nil {
if result, ok := boolStyledProperty(view, NotTranslate); ok {
return result
}
if parent := view.Parent(); parent != nil {
return GetNotTranslate(parent, "")
}
}
return false
return boolStyledProperty(view, subviewID, NotTranslate, true)
}
func valueFromStyle(view View, tag string) any {
@ -1038,45 +913,83 @@ func enumStyledProperty(view View, tag string, defaultValue int) (int, bool) {
return defaultValue, false
}
func boolStyledProperty(view View, tag string) (bool, bool) {
if value, ok := boolProperty(view, tag, view.Session()); ok {
return value, true
func boolStyledProperty(view View, subviewID string, tag string, inherit bool) bool {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if value := valueFromStyle(view, tag); value != nil {
return valueToBool(value, view.Session())
if view != nil {
if value, ok := boolProperty(view, tag, view.Session()); ok {
return value
}
if value := valueFromStyle(view, tag); value != nil {
if b, ok := valueToBool(value, view.Session()); ok {
return b
}
}
if inherit {
if parent := view.Parent(); parent != nil {
return boolStyledProperty(parent, "", tag, inherit)
}
}
}
return false, false
return false
}
func intStyledProperty(view View, tag string, defaultValue int) (int, bool) {
if value, ok := intProperty(view, tag, view.Session(), defaultValue); ok {
return value, true
func intStyledProperty(view View, subviewID string, tag string, defaultValue int) int {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if value := valueFromStyle(view, tag); value != nil {
return valueToInt(value, view.Session(), defaultValue)
if view != nil {
if value, ok := intProperty(view, tag, view.Session(), defaultValue); ok {
return value
}
if value := valueFromStyle(view, tag); value != nil {
n, _ := valueToInt(value, view.Session(), defaultValue)
return n
}
}
return defaultValue, false
return defaultValue
}
func floatStyledProperty(view View, tag string, defaultValue float64) (float64, bool) {
if value, ok := floatProperty(view, tag, view.Session(), defaultValue); ok {
return value, true
func floatStyledProperty(view View, subviewID string, tag string, defaultValue float64) float64 {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if value := valueFromStyle(view, tag); value != nil {
return valueToFloat(value, view.Session(), defaultValue)
if view != nil {
if value, ok := floatProperty(view, tag, view.Session(), defaultValue); ok {
return value
}
if value := valueFromStyle(view, tag); value != nil {
f, _ := valueToFloat(value, view.Session(), defaultValue)
return f
}
}
return defaultValue, false
return defaultValue
}
func colorStyledProperty(view View, tag string) (Color, bool) {
if value, ok := colorProperty(view, tag, view.Session()); ok {
return value, true
func colorStyledProperty(view View, subviewID, tag string, inherit bool) Color {
if subviewID != "" {
view = ViewByID(view, subviewID)
}
if value := valueFromStyle(view, tag); value != nil {
return valueToColor(value, view.Session())
if view != nil {
if value, ok := colorProperty(view, tag, view.Session()); ok {
return value
}
if value := valueFromStyle(view, tag); value != nil {
if color, ok := valueToColor(value, view.Session()); ok {
return color
}
}
if inherit {
if parent := view.Parent(); parent != nil {
return colorStyledProperty(parent, "", tag, true)
}
}
}
return Color(0), false
return Color(0)
}
// FocusView sets focus on the specified View, if it can be focused.
@ -1143,29 +1056,30 @@ func IsUserSelect(view View, subviewID string) bool {
}
func isUserSelect(view View) (bool, bool) {
result, ok := boolStyledProperty(view, UserSelect)
if ok {
return result, true
if value, ok := boolProperty(view, UserSelect, view.Session()); ok {
return value, true
}
if value := valueFromStyle(view, UserSelect); value != nil {
if b, ok := valueToBool(value, view.Session()); ok {
return b, true
}
}
if parent := view.Parent(); parent != nil {
result, ok = isUserSelect(parent)
if ok {
if result, ok := isUserSelect(parent); ok {
return result, true
}
}
if !result {
switch GetSemantics(view, "") {
case ParagraphSemantics, H1Semantics, H2Semantics, H3Semantics, H4Semantics, H5Semantics,
H6Semantics, BlockquoteSemantics, CodeSemantics:
return true, false
}
if _, ok := view.(TableView); ok {
return true, false
}
switch GetSemantics(view, "") {
case ParagraphSemantics, H1Semantics, H2Semantics, H3Semantics, H4Semantics, H5Semantics,
H6Semantics, BlockquoteSemantics, CodeSemantics:
return true, false
}
return result, false
if _, ok := view.(TableView); ok {
return true, false
}
return false, false
}