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1guest172.71.114.161i3b46mAug 27, 2022 4:10:59 PMlinkresources
index.zulzul<zk>
<div apply="org.zkoss.bind.BindComposer" viewModel="@id('vm') @init('com.example.TestVM')" validationMessages="@id('vmsgs')">
<!-- The two use cases I want to support... Using the gtextbox inside a bigger component or for itself -->
<productComponent id="product" manufacturer="@bind(vm.manufacturer) @validator(vm.validator)"/>
<gtextbox id="model" label="Model" value="@bind(vm.model) @validator(vm.validator)"/>
</div>
</zk>
gtextbox.zulzul<zk>
<label id="mcLabel"/>
<textbox id="mcTextbox"/>
<label id="mcError"/>
</zk>productComponent.zulzul<zk>
<gtextbox id="manufacturer" label="Manufacturer"/>
</zk>GTextbox.javajavapublic class GTextbox extends HtmlMacroComponent {
@Wire("#mcLabel")
private Label label;
@Wire("#mcTextbox")
private Textbox textbox;
@Wire("#mcError")
private Label error;
public GTextbox() {
compose();
textbox.addEventListener(Events.ON_BLUR, event -> Events.postEvent(new Event("onValueChange", this)));
}
public void setLabel(String value) {
this.label.setValue(value);
}
public String getLabel() {
return label.getValue();
}
@ComponentAnnotation("@ZKBIND(ACCESS=both, SAVE_EVENT=onValueChange)")
public void setValue(String value) {
this.textbox.setValue(value);
}
public String getValue() {
return textbox.getValue();
}
// Basic idea: The component should bind itself automatically to the form's validation messages that concern it
@ComponentAnnotation("@bind(vmsgs[self.id])")
public void setError(String value) {
this.error.setValue(value);
System.out.println("sett " + value);
}
public String getError() {
return this.error.getValue();
}
}
ProductComponent.javajavapublic class ProductComponent extends HtmlMacroComponent {
@Wire("#manufacturer")
private GTextbox manufacturer;
public ProductComponent() {
compose();
this.manufacturer.addEventListener("onValueChange", event -> Events.postEvent(new Event("onManufacturerChange", this)));
}
@ComponentAnnotation("@ZKBIND(ACCESS=both, SAVE_EVENT=onManufacturerChange)")
public void setManufacturer(String value) {
this.manufacturer.setValue(value);
}
public String getManufacturer() {
return this.manufacturer.getValue();
}
}
ManufacturerValidator.javajavapublic class ManufacturerValidator extends AbstractValidator {
@Override
public void validate(ValidationContext arg0) {
String newValue = (String)arg0.getProperty().getValue();
SavePropertyBinding binding = (SavePropertyBinding)arg0.getBindContext().getBinding();
Component comp = arg0.getBindContext().getComponent();
Binder binder = (Binder)comp.getAttribute("$BINDER$");
if (newValue.equals("test")) {
String key = binding.getFieldName(); // this works inside ProductComponent and will be "manufacturer" - but when the GTextbox is used on it's own, it will be "value"
String otherKey = comp.getId(); // this works when GTextbox is used on it's own and will be "model" (see index.zu) - but when used in the ProductComponent, it will be "product"
addInvalidMessage(arg0, key or otherKey, "Error!");
}
}
}