rui_orig/sessionUtils.go

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package rui
func sizeConstant(session Session, tag string) (SizeUnit, bool) {
if text, ok := session.Constant(tag); ok {
return StringToSizeUnit(text)
}
return AutoSize(), false
}
func updateCSSStyle(htmlID string, session Session) {
if !session.ignoreViewUpdates() {
if view := session.viewByHTMLID(htmlID); view != nil {
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builder := viewCSSBuilder{buffer: allocStringBuilder()}
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view.cssStyle(view, &builder)
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//session.callFunc("updateCSSStyle", view.htmlID(), builder.finish())
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session.updateProperty(view.htmlID(), "style", builder.finish())
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}
}
}
func updateInnerHTML(htmlID string, session Session) {
if !session.ignoreViewUpdates() {
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var view View
if htmlID == "ruiRootView" {
view = session.RootView()
} else {
view = session.viewByHTMLID(htmlID)
}
if view != nil {
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script := allocStringBuilder()
defer freeStringBuilder(script)
script.Grow(32 * 1024)
view.htmlSubviews(view, script)
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session.updateInnerHTML(view.htmlID(), script.String())
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}
}
}
func viewByHTMLID(id string, startView View) View {
if startView != nil {
if startView.htmlID() == id {
return startView
}
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if container, ok := startView.(ParentView); ok {
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for _, view := range container.Views() {
if view != nil {
if v := viewByHTMLID(id, view); v != nil {
return v
}
}
}
}
}
return nil
}