Exception in thread "main" java.awt.AWTError: BoxLayout can't be shared at javax.swing.BoxLayout.checkContainer(BoxLayout.java:465) at javax.swing.BoxLayout.invalidateLayout(BoxLayout.java:249) at javax.swing.BoxLayout.addLayoutComponent(BoxLayout.java:282) at java.awt.Container.addImpl(Contain...
However, Java 1.1—and particularly, AWT 1.1—offer many advantages over older releases. If nothing else, I hope this book convinces you that you should be looking forward to the day when you can forget about writing code for Java 1.0.2. New Features of AWT in Java 1.1 Having spent all...
* @exception AWTError if the value of <code>axis</code> is invalid */@ConstructorProperties({"target","axis"})publicBoxLayout(Container target,int axis) 三、BoxLayout 布局代码示例 1、BoxLayout 布局垂直排列代码示例 代码示例 : 代码语言:javascript 复制 importjavax.swing.*;importjava.awt.*;impo...
类具体实现代码如下:package QrCodeUtil;import java.awt.BasicStroke;import java.awt.Color;import java.awt.Graphics2D...;import java.awt.image.BufferedImage;import java.io.File;import java.io.FileOutputStream;import java.io.IOException...BufferedImage logoImage = ImageIO.read(new File(logoPath))...
--add-exports=java.base/jdk.internal.module=ALL-UNNAMED --add-exports=jdk.internal.vm.ci/jdk.vm.ci.aarch64=ALL-UNNAMED --add-exports=jdk.internal.vm.ci/jdk.vm.ci.amd64=ALL-UNNAMED --add-exports=jdk.internal.vm.ci/jdk.vm.ci.code.site=ALL-UNNAMED --add-exports=jdk.internal.vm...
The code in the following example throws an IllegalArgumentException. Copy new DataFlavor(DataFlavor.javaJVMLocalObjectMimeType + "; class=" + (new String[0]).getClass().getName()) Solution:“Quote” the value of the representation class parameter, as shown in the following example, where...
the number of characters in <code>text</code> to convert context NumericShaper.Range Attributes RegisterAttribute Remarks Java documentation for java.awt.font.NumericShaper.shape(char[], int, int). Portions of this page are modifications based on work created and shared by the Android Open So...
Java E-Learning System is a desktop-based Windows application developed in Java with Swing and AWT. This project aims at serving Students and Teachers in Online-based learning. The GUI is solely developed with code, there is no drag and drop tool used in the making of GUI. ...
in Java code or in native code. These limitations also impose restrictions on component layout. If the bounds of a Component object exceed a platform limit, there is no way to properly arrange them within a Container object. The object's bounds are defined by any object's coordinate in ...
With the introduction of lightweight components in JDK 1.1 (a "lightweight" component is one that reuses the native window of its closest heavyweight ancestor), the AWT needed to implement the paint processing for lightweight components in the shared Java code. Consequently, there are subtle ...