Thursday, 10 May 2018

JavaFX: Label: setContentDisplay: Set the position of graphic relative to text

By using ‘setContentDisplay’ method, you can set the position of graphic relative to the text.

Signature of 'setContentDisplay' method
public final void setContentDisplay(ContentDisplay value)

ContentDisplay is an enum, it represents below constants.

ContentDisplay constant
Description
TOP
Content will be placed at the top of the Label.
RIGHT
Content will be placed at the right of the Label.
BOTTOM
Content will be placed at the bottom of the Label.
LEFT
Content will be placed at the left of the Label.
CENTER
Content will be placed at the center of the Label.
GRAPHIC_ONLY
Only the content will be displayed.
TEXT_ONLY
Only the label's text will be displayed.

Ex
Label label1 = new Label("label1", new ImageView(image));
label1.setContentDisplay(ContentDisplay.BOTTOM);

LabelApp.java
package com.sample.demos;

import static javafx.geometry.Pos.CENTER;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.ContentDisplay;
import javafx.scene.control.Label;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;

public class LabelApp extends Application {
 private static String imageFilePath = "C:\\Users\\krishna\\Documents\\Study\\javaFX\\search.png";

 @Override
 public void start(Stage primaryStage) throws FileNotFoundException {
  InputStream is = new FileInputStream(imageFilePath);
  Image image = new Image(is);

  Label label1 = new Label("label1", new ImageView(image));
  label1.setContentDisplay(ContentDisplay.BOTTOM);

  Label label2 = new Label("label2", new ImageView(image));
  label2.setContentDisplay(ContentDisplay.CENTER);

  Label label3 = new Label("label3", new ImageView(image));
  label3.setContentDisplay(ContentDisplay.GRAPHIC_ONLY);

  Label label4 = new Label("label4", new ImageView(image));
  label4.setContentDisplay(ContentDisplay.LEFT);

  Label label5 = new Label("label5", new ImageView(image));
  label5.setContentDisplay(ContentDisplay.RIGHT);

  Label label6 = new Label("label6", new ImageView(image));
  label6.setContentDisplay(ContentDisplay.TEXT_ONLY);

  Label label7 = new Label("label7", new ImageView(image));
  label7.setContentDisplay(ContentDisplay.TOP);

  VBox vBox = new VBox(10, label1, label2, label3, label4, label5, label6, label7);
  vBox.setAlignment(CENTER);

  Scene scene = new Scene(vBox, 600, 800);

  /* Set the scene to primaryStage, and call the show method */
  primaryStage.setTitle("JavaFX Label Example");
  primaryStage.setScene(scene);
  primaryStage.show();
 }

}

TestFX.java
package com.sample.demos;

import javafx.application.Application;

public class TestFX {
 public static void main(String args[]) {
  Application.launch(LabelApp.class, args);
 }
}



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