JavaFX：Insets在控件中使用简例

冷不防 2024-02-25 07:51 49阅读 0赞

Insets是矩形区域 4 边的一组内偏移量，矩形内的设置与边框距离。如果在周围的边框有控件，则是矩形与控件的距离。

package javafx8.ch10;
    
    import javafx.application.Application;
    import javafx.geometry.Insets;
    import javafx.scene.Scene;
    import javafx.scene.control.Button;
    import javafx.scene.layout.Background;
    import javafx.scene.layout.BackgroundFill;
    import javafx.scene.layout.Border;
    import javafx.scene.layout.BorderStroke;
    import javafx.scene.layout.BorderStrokeStyle;
    import javafx.scene.layout.BorderWidths;
    import javafx.scene.layout.CornerRadii;
    import javafx.scene.layout.HBox;
    import javafx.scene.paint.Paint;
    import javafx.stage.Stage;
    
    /**
     * @copyright 2023-2022
     * @package   javafx8.ch10
     * @file      InsetsTest.java
     * @date      2023-08-25 12:46
     * @author    qiao wei
     * @version   1.0
     * @brief     
     * @history
     */
    public class InsetsTest extends Application {
        
        public InsetsTest() {}    
    
        @Override
        public void start(Stage primaryStage) throws Exception {
            /**
             * 
             */
            Button button = new Button("Insets Test");
            button.setBorder(
                new Border(
                    new BorderStroke(
                        null,
                        BorderStrokeStyle.SOLID,
                        null,
                        new BorderWidths(1),
                        new Insets(2)
                    )
                )
            );
            
            Button button01 = new Button("Insets02");
            button01.setBorder(
                new Border(
                    new BorderStroke(
                        null,
                        BorderStrokeStyle.DASHED,
                        new CornerRadii(10),
                        new BorderWidths(2),
                        new Insets(5)
                    )
                )
            );
            
    //        button.setBackground(
    //            new Background(
    //                new BackgroundFill(
    //                    Paint.valueOf("#8FBC8F"),
    //                    null,
    //                    Insets.EMPTY
    //                )
    //            )
    //        );
            
            HBox hBox = new HBox();
            
            // 设置控件button在hBox中与边距的设置。因为button右侧有控件button1，则右侧边距为与控件button1的距离。
            HBox.setMargin(button, new Insets(5, 10, 150, 10));
            hBox.getChildren().addAll(button, button01);
            hBox.setBackground(
                new Background(
                    new BackgroundFill(Paint.valueOf("#54FF9F"),
                        null,
                        null
                    )
                )
            );
            Scene scene = new Scene(hBox);
            primaryStage.setScene(scene);
            primaryStage.show();
        }
    
        public static void main(String[] args) {
            try {
                Application.launch(InsetsTest.class, args);
            } catch (Exception exception) {
                exception.printStackTrace();
            }
        }
    }

测试结果如下：

![6531faef8517421887b2d180ed26af7b.png][]

[6531faef8517421887b2d180ed26af7b.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/02/25/cadafc9e24bd4cf79e7d9d2d24964f4c.png