mirror of https://github.com/anoshenko/rui.git
143 lines
3.4 KiB
Go
143 lines
3.4 KiB
Go
package rui
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import (
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"fmt"
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"strings"
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)
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// TextView - text View
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type TextView interface {
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View
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}
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type textViewData struct {
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viewData
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// TODO textShadow
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}
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// NewTextView create new TextView object and return it
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func NewTextView(session Session, params Params) TextView {
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view := new(textViewData)
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view.Init(session)
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setInitParams(view, params)
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return view
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}
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func newTextView(session Session) View {
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return NewTextView(session, nil)
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}
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// Init initialize fields of TextView by default values
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func (textView *textViewData) Init(session Session) {
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textView.viewData.Init(session)
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textView.tag = "TextView"
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}
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func (textView *textViewData) Get(tag string) interface{} {
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return textView.get(strings.ToLower(tag))
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}
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func (textView *textViewData) Remove(tag string) {
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textView.remove(strings.ToLower(tag))
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}
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func (textView *textViewData) remove(tag string) {
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textView.viewData.remove(tag)
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switch tag {
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case Text:
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updateInnerHTML(textView.htmlID(), textView.session)
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case TextOverflow:
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textView.textOverflowUpdated()
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}
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}
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func (textView *textViewData) Set(tag string, value interface{}) bool {
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return textView.set(strings.ToLower(tag), value)
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}
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func (textView *textViewData) set(tag string, value interface{}) bool {
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switch tag {
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case Text:
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switch value := value.(type) {
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case string:
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textView.properties[Text] = value
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case fmt.Stringer:
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textView.properties[Text] = value.String()
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case float32:
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textView.properties[Text] = fmt.Sprintf("%g", float64(value))
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case float64:
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textView.properties[Text] = fmt.Sprintf("%g", value)
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case []rune:
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textView.properties[Text] = string(value)
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case bool:
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if value {
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textView.properties[Text] = "true"
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} else {
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textView.properties[Text] = "false"
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}
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default:
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if n, ok := isInt(value); ok {
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textView.properties[Text] = fmt.Sprintf("%d", n)
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} else {
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notCompatibleType(tag, value)
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return false
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}
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}
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updateInnerHTML(textView.htmlID(), textView.session)
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return true
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case TextOverflow:
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if textView.viewData.set(tag, value) {
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textView.textOverflowUpdated()
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}
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}
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return textView.viewData.set(tag, value)
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}
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func (textView *textViewData) textOverflowUpdated() {
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session := textView.Session()
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if n, ok := enumProperty(textView, TextOverflow, textView.session, 0); ok {
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values := enumProperties[TextOverflow].cssValues
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if n >= 0 && n < len(values) {
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updateCSSProperty(textView.htmlID(), TextOverflow, values[n], session)
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return
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}
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}
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updateCSSProperty(textView.htmlID(), TextOverflow, "", session)
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}
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func (textView *textViewData) htmlSubviews(self View, buffer *strings.Builder) {
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if value, ok := stringProperty(textView, Text, textView.Session()); ok {
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if !GetNotTranslate(textView, "") {
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value, _ = textView.session.GetString(value)
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}
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text := strings.ReplaceAll(value, `"`, `\"`)
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text = strings.ReplaceAll(text, "\n", `\n`)
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text = strings.ReplaceAll(text, "\r", `\r`)
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buffer.WriteString(strings.ReplaceAll(text, `'`, `\'`))
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}
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}
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// GetTextOverflow returns a value of the "text-overflow" property:
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// TextOverflowClip (0) or TextOverflowEllipsis (1).
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// If the second argument (subviewID) is "" then a value from the first argument (view) is returned.
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func GetTextOverflow(view View, subviewID string) int {
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if subviewID != "" {
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view = ViewByID(view, subviewID)
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}
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if view == nil {
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return SingleLineText
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}
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t, _ := enumStyledProperty(view, TextOverflow, SingleLineText)
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return t
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}
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