Adde binding parameter to CreateView functions

detailsView.go

@@ -92,7 +92,7 @@ func (detailsView *detailsViewData) setFunc(tag PropertyName, value any) []Prope
 			value.setParentID(detailsView.htmlID())
 
 		case DataObject:
-			if view := CreateViewFromObject(detailsView.Session(), value); view != nil {
+			if view := CreateViewFromObject(detailsView.Session(), value, nil); view != nil {
 				detailsView.setRaw(Summary, view)
 				view.setParentID(detailsView.htmlID())
 			} else {

listView.go

@@ -336,7 +336,7 @@ func (listView *listViewData) setItems(value any) []PropertyName {
 			items := make([]View, len(value))
 			for i, val := range value {
 				if val.IsObject() {
-					if view := CreateViewFromObject(session, val.Object()); view != nil {
+					if view := CreateViewFromObject(session, val.Object(), nil); view != nil {
 						items[i] = view
 					} else {
 						return nil

resizable.go

@@ -118,7 +118,7 @@ func (resizable *resizableData) setFunc(tag PropertyName, value any) []PropertyN
 			newContent = value
 
 		case DataObject:
-			if newContent = CreateViewFromObject(resizable.Session(), value); newContent == nil {
+			if newContent = CreateViewFromObject(resizable.Session(), value, nil); newContent == nil {
 				return nil
 			}
 

viewFactory.go

@@ -6,7 +6,7 @@ import (
 	"strings"
 )
 
-var viewCreators = map[string]func(Session) View{
+var systemViewCreators = map[string]func(Session) View{
 	"View":           newView,
 	"ColumnLayout":   newColumnLayout,
 	"ListLayout":     newListLayout,
@@ -36,54 +36,56 @@ var viewCreators = map[string]func(Session) View{
 	"VideoPlayer":    newVideoPlayer,
 }
 
+var viewCreate map[string]func(Session) View = nil
+
+func viewCreators() map[string]func(Session) View {
+	if viewCreate == nil {
+		viewCreate = map[string]func(Session) View{}
+		for tag, fn := range systemViewCreators {
+			viewCreate[strings.ToLower(tag)] = fn
+		}
+	}
+	return viewCreate
+}
+
 // RegisterViewCreator register function of creating view
 func RegisterViewCreator(tag string, creator func(Session) View) bool {
-	builtinViews := []string{
+	loTag := strings.ToLower(tag)
-		"View",
+	for name := range systemViewCreators {
-		"ViewsContainer",
+		if name == loTag {
-		"ColumnLayout",
+			ErrorLog(`It is forbidden to override the function of ` + tag + ` creating`)
-		"ListLayout",
-		"GridLayout",
-		"StackLayout",
-		"TabsLayout",
-		"AbsoluteLayout",
-		"Resizable",
-		"DetailsView",
-		"TextView",
-		"Button",
-		"Checkbox",
-		"DropDownList",
-		"ProgressBar",
-		"NumberPicker",
-		"ColorPicker",
-		"DatePicker",
-		"TimePicker",
-		"EditView",
-		"ListView",
-		"CanvasView",
-		"ImageView",
-		"TableView",
-	}
-
-	for _, name := range builtinViews {
-		if name == tag {
 			return false
 		}
 	}
 
-	viewCreators[tag] = creator
+	viewCreators()[loTag] = creator
 	return true
 }
 
-// CreateViewFromObject create new View and initialize it by Node data
+// CreateViewFromObject create new View and initialize it by DataObject data. Parameters:
-func CreateViewFromObject(session Session, object DataObject) View {
+//   - session - the session to which the view will be attached (should not be nil);
-	tag := object.Tag()
+//   - object - datas describing View;
+//   - binding - object assigned to the Binding property (may be nil).
+//
+// If the function fails, it returns nil and an error message is written to the log.
+func CreateViewFromObject(session Session, object DataObject, binding any) View {
+	if session == nil {
+		ErrorLog(`Session must not be nil`)
+		return nil
+	}
+
+	tag := object.Tag()
+	creator, ok := viewCreators()[strings.ToLower(tag)]
+	if !ok {
+		ErrorLog(`Unknown view type "` + tag + `"`)
+		return nil
+	}
 
-	if creator, ok := viewCreators[tag]; ok {
 	if !session.ignoreViewUpdates() {
 		session.setIgnoreViewUpdates(true)
 		defer session.setIgnoreViewUpdates(false)
 	}
+
 	view := creator(session)
 	view.init(session)
 	if customView, ok := view.(CustomView); ok {
@@ -92,28 +94,46 @@ func CreateViewFromObject(session Session, object DataObject) View {
 		}
 	}
 	parseProperties(view, object)
-		return view
+	if binding != nil {
+		view.setRaw(Binding, binding)
 	}
-
+	return view
-	ErrorLog(`Unknown view type "` + object.Tag() + `"`)
-	return nil
 }
 
-// CreateViewFromText create new View and initialize it by content of text
+// CreateViewFromText create new View and initialize it by content of text. Parameters:
-func CreateViewFromText(session Session, text string) View {
+//   - session - the session to which the view will be attached (should not be nil);
+//   - text - text describing View;
+//   - binding - object assigned to the Binding property (optional parameter).
+//
+// If the function fails, it returns nil and an error message is written to the log.
+func CreateViewFromText(session Session, text string, binding ...any) View {
 	if data := ParseDataText(text); data != nil {
-		return CreateViewFromObject(session, data)
+		var b any = nil
+		if len(binding) > 0 {
+			b = binding[0]
+		}
+		return CreateViewFromObject(session, data, b)
 	}
 	return nil
 }
 
 // CreateViewFromResources create new View and initialize it by the content of
-// the resource file from "views" directory
+// the resource file from "views" directory. Parameters:
-func CreateViewFromResources(session Session, name string) View {
+//   - session - the session to which the view will be attached (should not be nil);
+//   - name - file name in the views folder of the application resources (it is not necessary to specify the .rui extension, it is added automatically);
+//   - binding - object assigned to the Binding property (optional parameter).
+//
+// If the function fails, it returns nil and an error message is written to the log.
+func CreateViewFromResources(session Session, name string, binding ...any) View {
 	if strings.ToLower(filepath.Ext(name)) != ".rui" {
 		name += ".rui"
 	}
 
+	var b any = nil
+	if len(binding) > 0 {
+		b = binding[0]
+	}
+
 	for _, fs := range resources.embedFS {
 		rootDirs := resources.embedRootDirs(fs)
 		for _, dir := range rootDirs {
@@ -124,14 +144,14 @@ func CreateViewFromResources(session Session, name string) View {
 			case viewDir:
 				if data, err := fs.ReadFile(dir + "/" + name); err == nil {
 					if data := ParseDataText(string(data)); data != nil {
-						return CreateViewFromObject(session, data)
+						return CreateViewFromObject(session, data, b)
 					}
 				}
 
 			default:
 				if data, err := fs.ReadFile(dir + "/" + viewDir + "/" + name); err == nil {
 					if data := ParseDataText(string(data)); data != nil {
-						return CreateViewFromObject(session, data)
+						return CreateViewFromObject(session, data, b)
 					}
 				}
 			}
@@ -141,7 +161,7 @@ func CreateViewFromResources(session Session, name string) View {
 	if resources.path != "" {
 		if data, err := os.ReadFile(resources.path + viewDir + "/" + name); err == nil {
 			if data := ParseDataText(string(data)); data != nil {
-				return CreateViewFromObject(session, data)
+				return CreateViewFromObject(session, data, b)
 			}
 		}
 	}

viewsContainer.go

@@ -174,9 +174,8 @@ func (container *viewsContainerData) htmlSubviews(self View, buffer *strings.Bui
 
 func viewFromTextValue(text string, session Session) View {
 	if strings.Contains(text, "{") && strings.Contains(text, "}") {
-		data := ParseDataText(text)
+		if data := ParseDataText(text); data != nil {
-		if data != nil {
+			if view := CreateViewFromObject(session, data, nil); view != nil {
-			if view := CreateViewFromObject(session, data); view != nil {
 				return view
 			}
 		}
@@ -277,7 +276,7 @@ func (container *viewsContainerData) setContent(value any) bool {
 		container.views = views
 
 	case DataObject:
-		if view := CreateViewFromObject(session, value); view != nil {
+		if view := CreateViewFromObject(session, value, nil); view != nil {
 			container.views = []View{view}
 		} else {
 			return false
@@ -287,7 +286,7 @@ func (container *viewsContainerData) setContent(value any) bool {
 		views := []View{}
 		for _, data := range value {
 			if data.IsObject() {
-				if view := CreateViewFromObject(session, data.Object()); view != nil {
+				if view := CreateViewFromObject(session, data.Object(), nil); view != nil {
 					views = append(views, view)
 				}
 			} else {