我正在尝试制作一个设置面板,我希望能够继续看到哪个设置属于哪个文本。因此,我将每个jlabel与jcheckbox或jspinner放在一个jpanel中,然后我将它们添加到列jpanels。我有4个列jpanels彼此相邻。在附加的图像中,您可以看到2种不同的宽度尺寸。我希望红色区域是静态的,蓝色区域要调整大小,因为这样你可以看到jlabel属于什么设置。
我在这里有一个SSCCE
import javax.swing.*;
import java.awt.*;
public class SSCCE {
public static void main(String[] args) {
SwingUtilities.invokeLater(() -> {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException | UnsupportedLookAndFeelException e) {
e.printStackTrace();
}
JFrame jFrame = new JFrame();
jFrame.setMinimumSize(new Dimension(580, 113));
jFrame.add(new SettingsPanel());
jFrame.pack();
jFrame.setLocationRelativeTo(null);
jFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
jFrame.setVisible(true);
});
}
public static class Setting extends JPanel {
public String name;
public JComponent component;
public Setting(String name, JComponent component) {
this.name = name;
this.component = component;
setLayout(new BorderLayout());
add(new JLabel(name), BorderLayout.LINE_START);
add(component, BorderLayout.LINE_END);
}
}
private static class SettingsPanel extends JPanel {
public SettingsPanel() {
setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS));
JPanel subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("Amount of faces", new JSpinner()));
subPanel.add(new Setting("Amount of vertices", new JSpinner()));
subPanel.add(new Setting("Amount of textured faces", new JSpinner()));
add(subPanel);
add(Box.createHorizontalGlue());
subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("Textures", new JCheckBox()));
subPanel.add(new Setting("Priorities", new JCheckBox()));
subPanel.add(new Setting("Alpha", new JCheckBox()));
add(subPanel);
add(Box.createHorizontalGlue());
subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("TSkins", new JCheckBox()));
subPanel.add(new Setting("VSkins", new JCheckBox()));
subPanel.add(new Setting("X data", new JSpinner()));
add(subPanel);
add(Box.createHorizontalGlue());
subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("Y data", new JSpinner()));
subPanel.add(new Setting("Z data", new JSpinner()));
subPanel.add(new Setting("Triangle data", new JSpinner()));
add(subPanel);
setBorder(BorderFactory.createMatteBorder(0, 0, 1, 0, Color.BLACK));
}
}
}
编辑
我应用了Camickr的答案,这就是结果正如你所看到的那样,jspinners和jcheckbox现在不再一致了,它看起来有点乱,但它调整大小的方式就是我想要的功能。这是更新的SSCCE与Camickr的答案
import javax.swing.*;
import java.awt.*;
public class SSCCE {
public static void main(String[] args) {
SwingUtilities.invokeLater(() -> {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException | InstantiationException | IllegalAccessException | UnsupportedLookAndFeelException e) {
e.printStackTrace();
}
JFrame jFrame = new JFrame();
jFrame.setMinimumSize(new Dimension(580, 113));
jFrame.add(new SettingsPanel());
jFrame.pack();
jFrame.setLocationRelativeTo(null);
jFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
jFrame.setVisible(true);
});
}
public static class Setting extends JPanel {
public String name;
public JComponent component;
public Setting(String name, JComponent component) {
this.name = name;
this.component = component;
setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS));
add(new JLabel(name), BorderLayout.LINE_START);
add(Box.createRigidArea(new Dimension(50, 0)));
add(component, BorderLayout.LINE_END);
}
}
private static class SettingsPanel extends JPanel {
public SettingsPanel() {
setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS));
JPanel subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("Amount of faces", new JSpinner()));
subPanel.add(new Setting("Amount of vertices", new JSpinner()));
subPanel.add(new Setting("Amount of textured faces", new JSpinner()));
add(subPanel);
add(Box.createHorizontalGlue());
subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("Textures", new JCheckBox()));
subPanel.add(new Setting("Priorities", new JCheckBox()));
subPanel.add(new Setting("Alpha", new JCheckBox()));
add(subPanel);
add(Box.createHorizontalGlue());
subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("TSkins", new JCheckBox()));
subPanel.add(new Setting("VSkins", new JCheckBox()));
subPanel.add(new Setting("X data", new JSpinner()));
add(subPanel);
add(Box.createHorizontalGlue());
subPanel = new JPanel(new GridLayout(0, 1));
subPanel.add(new Setting("Y data", new JSpinner()));
subPanel.add(new Setting("Z data", new JSpinner()));
subPanel.add(new Setting("Triangle data", new JSpinner()));
add(subPanel);
setBorder(BorderFactory.createMatteBorder(0, 0, 1, 0, Color.BLACK));
}
}
}
我希望红色区域是静态的
使用Box.createRigidArea(...)
而不是“胶水”。
有关更多信息,请参阅Using Invisible Components as Filler上Swing教程中的部分。
编辑:
搞清楚您正在使用的布局管理器的详细信息。
问题是SettingPanel。您正在使用水平BoxLayout。 BoxLayout尊重添加到其中的任何组件的最大大小。您正在添加没有最大大小的JPanel,因此每个面板的大小会增加,这会导致GridLayout也增加,从而导致BorderLayout组件中的间隙。
您希望防止面板尺寸增加。简单的更改来证明这个概念是在添加所有面板时添加以下内容:
subPanel.setMaximumSize( subPanel.getPreferredSize() );
add(subPanel);
更好的解决方案是扩展JPanel并覆盖getMaximumSize()
方法以返回getPreferredSize()
,以允许动态更改面板首选大小。
实施此建议后,我建议您删除:
jFrame.setMinimumSize(new Dimension(580, 113));
使用随机数永远不是一个好主意。让布局管理器确定大小。
当你这样做时,你会看到所有组件聚集在一起所以我建议你改变:
//setLayout(new BorderLayout());
setLayout(new BorderLayout(10, 0));
这将在每个标签/组件之间留出空间。
然后我会补充:
add(Box.createRigidArea(new Dimension(50, 0)));
//add(Box.createHorizontalGlue());
你真的需要胶水吗?以上将给出每个面板之间的固定间距。