[英]connecting scenebuilder UI fxml with javafx application
I have designed a UI in javafx scene builder, which has a simple button in stackpane.And I have named the controller class as simplecclass. 我在javafx场景构建器中设计了一个UI,它在stackpane中有一个简单的按钮。我将控制器类命名为simplecclass。 I have saved the fxml as simple.fxml.
我已将fxml保存为simple.fxml。 I have created a controller class in netbeans, which simply prints some msg on clicking the button.
我在netbeans中创建了一个控制器类,只需单击按钮即可打印一些msg。
In the NewFXBuilder java , I have loaded simple.fxml. 在NewFXBuilder java中,我已经加载了simple.fxml。 Please find below the NewFXBuilder.java code.
请在下面找到NewFXBuilder.java代码。
package javafxapplication2;
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.AnchorPane;
import javafx.stage.Stage;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.fxml.FXMLLoader;
public class NewFXbuilder extends Application {
@Override
public void start(Stage primaryStage) {
try {
StackPane page = (StackPane) FXMLLoader.load(NewFXbuilder.class.getResource("simple.fxml"));
Scene scene = new Scene(page);
primaryStage.setScene(scene);
primaryStage.setTitle("FXML is Simple");
primaryStage.show();
} catch (Exception ex) {
Logger.getLogger(NewFXbuilder.class.getName()).log(Level.SEVERE, null, ex);
}
}
public static void main(String[] args) {
Application.launch(NewFXbuilder.class, (java.lang.String[])null);
}
}
My simple.fxml,simplecclass.java and NewFXbuilder.java all resides in the same folder javafxapplication2. 我的simple.fxml,simplecclass.java和NewFXbuilder.java都驻留在同一个文件夹javafxapplication2中。
while running NewFXBuilder.java, but it gives me the following error. 在运行NewFXBuilder.java时,它会给我以下错误。
javafxapplication2.NewFXbuilder start SEVERE: null javafx.fxml.LoadException: java.lang.ClassNotFoundException: simplecclass javafxapplication2.NewFXbuilder启动SEVERE:null javafx.fxml.LoadException:java.lang.ClassNotFoundException:simplecclass
javafxapplication2.NewFXbuilder start SEVERE: null javafx.fxml.LoadException: java.lang.ClassNotFoundException: simplecclass
javafxapplication2.NewFXbuilder启动SEVERE:null javafx.fxml.LoadException:java.lang.ClassNotFoundException:simplecclass
Looks like a problem in the FXML file. 看起来像FXML文件中的问题。 Make sure you import simplecclass in the FXML file.
确保在FXML文件中导入simplecclass。
The mistake I did was forgotten to add java packagename in the controller class name field in scene builder. 我做的错误是忘记在场景构建器的控制器类名字段中添加java packagename。 It should have been packagename.simplecclass but I gave simplecclass alone,which is a mistake.
应该是packagename.simplecclass,但我单独给了simplecclass,这是一个错误。
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