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import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
public class BattleShip {
private static ImageIcon image1 = new ImageIcon("cols.png");
private static ImageIcon image2 = new ImageIcon("rows.png");
private static JMenuBar menubar = new JMenuBar();
private static JPanel container = new JPanel();
private static JButton[][] button = new JButton[10][10];
private static JFrame frame = new JFrame("BattleShip");
private static JButton open;
public static void fileMenu() {
JMenu fileMenu = new JMenu("File");
JMenuItem open = new JMenuItem("Open");
open.setMnemonic(KeyEvent.VK_O);
open.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O, KeyEvent.CTRL_MASK));
JMenuItem restartGame = new JMenuItem("Restart Game");
restartGame.setMnemonic(KeyEvent.VK_R);
restartGame.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_R, KeyEvent.CTRL_MASK));
JMenuItem exit = new JMenuItem("Exit");
exit.setMnemonic(KeyEvent.VK_E);
exit.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_E, KeyEvent.CTRL_MASK));
open.addActionListener(new OpenMenu());
exit.addActionListener(new ExitMenu());
fileMenu.add(open);
fileMenu.add(restartGame);
fileMenu.add(exit);
menubar.add(fileMenu);
}
public static void layout() {
JPanel panelOne = new JPanel();
JPanel panelTwo = new JPanel();
JPanel playerPanel = new JPanel();
JPanel cpuPanel = new JPanel();
panelOne.add(playerPanel, BorderLayout.CENTER);
panelOne.setLayout(new BorderLayout());
panelTwo.setLayout(new BorderLayout());
panelOne.add(new JLabel(image1), BorderLayout.NORTH);
panelTwo.add(new JLabel(image1), BorderLayout.NORTH);
panelOne.add(new JLabel(image2), BorderLayout.WEST);
panelTwo.add(new JLabel(image2), BorderLayout.WEST);
panelOne.add(playerPanel, BorderLayout.CENTER);
container.setLayout(new GridLayout(1,2));
container.add(panelOne);
container.add(panelTwo);
}
public static void FlowLayout() {
JPanel panel = new JPanel();
JPanel panel1 = new JPanel();
JPanel playerSide = new JPanel();
panel.setLayout(new BoxLayout(panel,BoxLayout.X_AXIS));
JLabel cols = new JLabel();
cols.setIcon(image1);
JLabel rows = new JLabel();
rows.setIcon(image2);
panel.add(cols);
}
public static void main(String[] args) {
fileMenu();
layout();
frame.add(container);
frame.setJMenuBar(menubar);
frame.setExtendedState(JFrame.MAXIMIZED_BOTH);
frame.setVisible(true);
frame.setResizable(false);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
private static class ExitMenu implements ActionListener {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
}
private static class OpenMenu implements ActionListener {
public void actionPerformed(ActionEvent e) {
}
}
private static class SelectFile implements ActionListener {
public void actionPerformed(ActionEvent event) {
if (event.getSource() == open) {
}
}
}
}
如何将行和列作为图片进行布局?对于列,我将如何处理空白并将两者组合在一起并形成网格?其他问题都没有告诉我如何进行此布局?
[![在此处输入图像描述][1]][1]
最佳答案
天哪,我做了类似的东西,我会尝试挖掘出来......
很久以前就用两个 jpg 图像创建了一个 GUI,如下所示:
import java.io.IOException;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
public class BattleShipMainProg {
private static void createAndShowGui() {
BattleShipMainPanel mainPanel;
try {
mainPanel = new BattleShipMainPanel();
JFrame frame = new JFrame("Battleship");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(mainPanel);
frame.pack();
frame.setLocationByPlatform(true);
frame.setVisible(true);
} catch (IOException e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
createAndShowGui();
}
});
}
}
import java.awt.BorderLayout;
import java.awt.Font;
import java.awt.image.BufferedImage;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.IOException;
import javax.imageio.ImageIO;
import javax.swing.*;
@SuppressWarnings("serial")
public class BattleShipMainPanel extends JPanel {
private static final int TA_ROWS = 10;
private static final int TA_COLS = 30;
private static final int CELL_SIDE_LENGTH = 36;
private static final String WEST_IMG_PATH = "battleship/images/Wallpaper-Picture-Under-Water Crp.jpg";
private static final String EAST_IMG_PATH = "battleship/images/Maldives_Sml.jpg";
private BattleShipGridPanel playerGrid;
private BattleShipGridPanel opponentGrid;
private ShipImageMaker imageMaker = new ShipImageMaker(CELL_SIDE_LENGTH);
private JTextArea textarea = new JTextArea(TA_ROWS, TA_COLS);
public BattleShipMainPanel() throws IOException {
ClassLoader classLoader = getClass().getClassLoader();
System.out.println(classLoader.getResource("").getFile());
String westImgString = WEST_IMG_PATH;
String eastImgString = EAST_IMG_PATH;
BufferedImage westImg = ImageIO.read(getClass().getClassLoader()
.getResource(westImgString));
BufferedImage eastImg = ImageIO.read(getClass().getClassLoader()
.getResource(eastImgString));
playerGrid = new BattleShipGridPanel(westImg, CELL_SIDE_LENGTH);
opponentGrid = new BattleShipGridPanel(eastImg, CELL_SIDE_LENGTH);
// !! to delete
playerGrid.getLabel("A 1").setIcon(imageMaker.getSternLeftIcon()[0]);
playerGrid.getLabel("A 2").setIcon(imageMaker.getMidshipHorizIcon()[0]);
playerGrid.getLabel("A 3").setIcon(imageMaker.getMidshipHorizIcon()[0]);
playerGrid.getLabel("A 4").setIcon(imageMaker.getMidshipHorizIcon()[0]);
playerGrid.getLabel("A 5").setIcon(imageMaker.getBowRightIcon()[0]);
playerGrid.getLabel("C 2").setIcon(imageMaker.getBowUpIcon()[1]);
playerGrid.getLabel("D 2").setIcon(imageMaker.getMidshipVertIcon()[1]);
playerGrid.getLabel("E 2").setIcon(imageMaker.getSternDownIcon()[1]);
// !! to delete
playerGrid.addPropertyChangeListener(new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent pChngEvt) {
if (pChngEvt.getPropertyName().equals(
BattleShipGridPanel.MOUSE_PRESSED)) {
textarea.append("Player: " + pChngEvt.getNewValue() + "\n");
System.out.printf("[%c, %d]%n", playerGrid.getSelectedRow(), playerGrid.getSelectedCol());
playerGrid.resetSelections();
}
}
});
opponentGrid.addPropertyChangeListener(new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent pChngEvt) {
if (pChngEvt.getPropertyName().equals(
BattleShipGridPanel.MOUSE_PRESSED)) {
textarea.append("Opponent: " + pChngEvt.getNewValue() + "\n");
opponentGrid.resetSelections();
}
}
});
textarea.setFont(new Font(Font.MONOSPACED, Font.PLAIN, 12));
textarea.setEditable(false);
textarea.setFocusable(false);
JPanel centerPanel = new JPanel();
centerPanel.setLayout(new BoxLayout(centerPanel, BoxLayout.PAGE_AXIS));
JPanel centerTopPanel = new JPanel(new BorderLayout());
centerTopPanel.add(new JLabel("GridCell Pressed", SwingConstants.LEFT),
BorderLayout.NORTH);
centerTopPanel.add(new JScrollPane(textarea,
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_NEVER));
centerPanel.add(centerTopPanel);
centerPanel.add(Box.createVerticalGlue());
JPanel playerPanel = new JPanel(new BorderLayout());
playerPanel.add(new JLabel("Player", JLabel.LEFT),
BorderLayout.PAGE_START);
playerPanel.add(playerGrid.getMainPanel(), BorderLayout.CENTER);
JPanel opponentPanel = new JPanel(new BorderLayout());
opponentPanel.add(new JLabel("Opponent", JLabel.LEFT),
BorderLayout.PAGE_START);
opponentPanel.add(opponentGrid.getMainPanel(), BorderLayout.CENTER);
int eb = 10;
setBorder(BorderFactory.createEmptyBorder(eb, eb, eb, eb));
setLayout(new BorderLayout(eb, eb));
add(playerPanel, BorderLayout.WEST);
add(opponentPanel, BorderLayout.EAST);
add(centerPanel, BorderLayout.CENTER);
}
}
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.GridLayout;
import java.awt.Image;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.image.BufferedImage;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.IOException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import javax.imageio.ImageIO;
import javax.swing.*;
import javax.swing.event.SwingPropertyChangeSupport;
@SuppressWarnings("serial")
public class BattleShipGridPanel {
public static final String MOUSE_PRESSED = "Mouse Pressed";
// public static final String MOUSE_DRAGGED = "Mouse Dragged";
private static final int ROW_COUNT = 11;
private static final int COL_COUNT = 11;
// the main JPanel for this part of my program
private JPanel mainPanel = new JPanel(){
// it draws an image if available
protected void paintComponent(Graphics g) {
super.paintComponent(g);
myPaint(g);
};
};
private Image img = null;
private String selectedCellName = "";
private JLabel selectedLabel = null;
private Map<String, JLabel> labelMap = new HashMap<String, JLabel>();
private SwingPropertyChangeSupport propChangeSupport = new SwingPropertyChangeSupport(this);
public BattleShipGridPanel(Image img, int cellSideLength) {
this.img = img;
mainPanel.setLayout(new GridLayout(11, 11));
mainPanel.setBorder(BorderFactory.createLineBorder(Color.black));
MyMouseAdapter myMouseAdapter = new MyMouseAdapter();
mainPanel.addMouseListener(myMouseAdapter);
for (int row = 0; row < ROW_COUNT; row++) {
for (int col = 0; col < COL_COUNT; col++) {
String rowStr = String.valueOf((char) ('A' + row - 1));
String colStr = String.valueOf(col);
String name = ""; // name for component
String text = ""; // text to display
// create JLabel to add to grid
JLabel label = new JLabel("", SwingConstants.CENTER);
// text to display if label is a row header at col 0
if (col == 0 && row != 0) {
text = "" + rowStr;
} else
// text to display if label is a col header at row 0
if (row == 0 && col != 0) {
text = "" + colStr;
} else
// name to give to label if label is on the grid and not a
// row or col header
if (row != 0 && col != 0) {
name = rowStr + " " + colStr;
labelMap.put(name, label);
}
label.setText(text);
label.setName(name);
label.setPreferredSize(new Dimension(cellSideLength, cellSideLength));
label.setBorder(BorderFactory.createLineBorder(Color.black));
mainPanel.add(label);
}
}
}
private void myPaint(Graphics g) {
if (img != null) {
int w0 = mainPanel.getWidth();
int h0 = mainPanel.getHeight();
int x = w0 / 11;
int y = h0 / 11;
int iW = img.getWidth(null);
int iH = img.getHeight(null);
g.drawImage(img, x, y, w0, h0, 0, 0, iW, iH, null);
}
}
public void addPropertyChangeListener(PropertyChangeListener listener) {
propChangeSupport.addPropertyChangeListener(listener);
}
private class MyMouseAdapter extends MouseAdapter {
@Override
public void mousePressed(MouseEvent mEvt) {
if (mEvt.getButton() == MouseEvent.BUTTON1) {
Component comp = mainPanel.getComponentAt(mEvt.getPoint());
if (comp instanceof JLabel) {
String name = comp.getName();
if (!name.trim().isEmpty()) {
String oldValue = selectedCellName;
String newValue = name;
selectedCellName = name;
selectedLabel = (JLabel) comp;
propChangeSupport.firePropertyChange(MOUSE_PRESSED, oldValue, newValue);
}
}
}
}
}
public JPanel getMainPanel() {
return mainPanel;
}
public String getSelectedCellName() {
return selectedCellName;
}
public char getSelectedRow() {
if (selectedCellName.isEmpty()) {
return (char)0;
} else {
return selectedCellName.split(" ")[0].charAt(0);
}
}
public int getSelectedCol() {
if (selectedCellName.isEmpty()) {
return 0;
} else {
return Integer.parseInt(selectedCellName.split(" ")[1]);
}
}
public JLabel getSelectedLabel() {
return selectedLabel;
}
public void resetSelections() {
selectedCellName = "";
selectedLabel = null;
}
public JLabel getLabel(String key) {
return labelMap.get(key);
}
public void resetAll() {
resetSelections();
for (String key : labelMap.keySet()) {
labelMap.get(key).setIcon(null);
}
}
// for testing purposes only
private static void createAndShowGui() {
// path to some undersea image
String imgPath = "http://upload.wikimedia.org/wikipedia/"
+ "commons/3/31/Great_white_shark_south_africa.jpg";
BufferedImage img = null;
try {
img = ImageIO.read(new URL(imgPath));
} catch (IOException e) {
e.printStackTrace();
System.exit(-1);
}
int cellSideLength = 36;
BattleShipGridPanel gridPanel = new BattleShipGridPanel(img, cellSideLength);
gridPanel.addPropertyChangeListener(new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
// print out where the mouse pressed:
System.out.println(evt.getNewValue());
}
});
JFrame frame = new JFrame("BattleShipGridPanel");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(gridPanel.getMainPanel());
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
createAndShowGui();
}
});
}
}
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.GridLayout;
import java.awt.RenderingHints;
import java.awt.geom.AffineTransform;
import java.awt.geom.Arc2D;
import java.awt.geom.CubicCurve2D;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Line2D;
import java.awt.geom.Path2D;
import java.awt.geom.Rectangle2D;
import java.awt.geom.Path2D.Double;
import java.awt.geom.QuadCurve2D;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.List;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
public class ShipImageMaker {
public static final double GAP = 1.0 / 10.0;
public static final Color LINE_COLOR = Color.black;
public static final Color[] SHIP_FILL_COLOR = { // Color.LIGHT_GRAY,
new Color(200, 200, 200, 180),
new Color(255, 100, 100, 180) };
public static final Color SHIP_BACKGROUND_COLOR = new Color(0, 0, 0, 0);
private AffineTransform rotateUp;
private ImageIcon[] bowRightIcon = new ImageIcon[2];
private ImageIcon[] bowUpIcon = new ImageIcon[2];
private ImageIcon[] sternLeftIcon = new ImageIcon[2];
private ImageIcon[] sternDownIcon = new ImageIcon[2];
private ImageIcon[] midshipHorizIcon = new ImageIcon[2];
private ImageIcon[] midshipVertIcon = new ImageIcon[2];
public ShipImageMaker(int side) {
rotateUp = AffineTransform.getQuadrantRotateInstance(3, side / 2,
side / 2);
Path2D turretPath = new Path2D.Double();
double tpX = side / 2.0 - 3 * GAP * side;
double tpY = side / 2.0 - 1.5 * GAP * side;
double tpW = 3 * GAP * side;
double tpH = tpW;
double lx1 = tpX + tpW;
double ly1 = side / 2.0 - 0.5 * GAP * side;
double lx2 = lx1 + 1.5 * GAP * side;
double ly2 = ly1;
turretPath.append(new Ellipse2D.Double(tpX, tpY, tpW, tpH), false);
turretPath.append(new Line2D.Double(lx1, ly1, lx2, ly2), false);
turretPath.append(new Line2D.Double(lx1, side - ly1, lx2, side - ly2),
false);
double y1 = GAP * side;
double ctrlx = side / 2.0;
double ctrly = y1;
double x2 = side - y1;
double y2 = side / 2.0;
QuadCurve2D topQC = new QuadCurve2D.Double(0, y1, ctrlx, ctrly, x2, y2);
QuadCurve2D botQC = new QuadCurve2D.Double(x2, y2, ctrlx, side - ctrly,
0, side - y1);
Path2D bowFillPath = new Path2D.Double();
bowFillPath.moveTo(0, y1);
bowFillPath.append(topQC, false);
bowFillPath.append(botQC, false);
bowFillPath.lineTo(0, y1);
Path2D bowDrawPath = new Path2D.Double();
bowDrawPath.append(topQC, false);
bowDrawPath.append(botQC, false);
bowDrawPath.append(turretPath, false);
Line2D midShipTopLine = new Line2D.Double(0, y1, side, y1);
Line2D midShipBotLine = new Line2D.Double(side, side - y1, 0, side - y1);
Path2D midShipFillPath = new Path2D.Double();
midShipFillPath.moveTo(0, y1);
midShipFillPath.append(midShipTopLine, false);
midShipFillPath.lineTo(side, side - y1);
midShipFillPath.append(midShipBotLine, false);
midShipFillPath.lineTo(0, y1);
Path2D midShipDrawPath = new Path2D.Double();
midShipDrawPath.append(midShipTopLine, false);
midShipDrawPath.append(midShipBotLine, false);
midShipDrawPath.append(turretPath, false);
Path2D sternDrawPath = new Path2D.Double();
sternDrawPath.moveTo(side, y1);
sternDrawPath.lineTo(side / 2, y1);
sternDrawPath.append(new CubicCurve2D.Double(side / 2, y1, y1, y1, y1,
side - y1, side / 2, side - y1), false);
sternDrawPath.lineTo(side, side - y1);
Path2D sternFillPath = new Path2D.Double(sternDrawPath);
sternFillPath.lineTo(side, y1);
sternDrawPath.append(turretPath.createTransformedShape(AffineTransform
.getQuadrantRotateInstance(2, side / 2, side / 2)), false);
for (int i = 0; i < bowRightIcon.length; i++) {
BufferedImage img = createImage(side, bowFillPath, bowDrawPath,
SHIP_FILL_COLOR[i]);
bowRightIcon[i] = new ImageIcon(img);
bowUpIcon[i] = rotateUp(side, img);
img = createImage(side, midShipFillPath, midShipDrawPath,
SHIP_FILL_COLOR[i]);
midshipHorizIcon[i] = new ImageIcon(img);
midshipVertIcon[i] = rotateUp(side, img);
img = createImage(side, sternFillPath, sternDrawPath,
SHIP_FILL_COLOR[i]);
sternLeftIcon[i] = new ImageIcon(img);
sternDownIcon[i] = rotateUp(side, img);
}
}
private BufferedImage createImage(int side, Path2D fillPath,
Path2D drawPath, Color shipFillColor) {
BufferedImage img = new BufferedImage(side, side,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = img.createGraphics();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2.setColor(shipFillColor);
g2.setBackground(SHIP_BACKGROUND_COLOR);
g2.fill(fillPath);
g2.setColor(LINE_COLOR);
g2.setStroke(new BasicStroke(2f));
g2.draw(drawPath);
g2.dispose();
return img;
}
private ImageIcon rotateUp(int side, BufferedImage src) {
BufferedImage img = new BufferedImage(side, side,
BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = img.createGraphics();
g2.setTransform(rotateUp);
g2.drawImage(src, 0, 0, null);
g2.dispose();
return new ImageIcon(img);
}
public ImageIcon[] getBowRightIcon() {
return bowRightIcon;
}
public ImageIcon[] getBowUpIcon() {
return bowUpIcon;
}
public ImageIcon[] getSternLeftIcon() {
return sternLeftIcon;
}
public ImageIcon[] getSternDownIcon() {
return sternDownIcon;
}
public ImageIcon[] getMidshipHorizIcon() {
return midshipHorizIcon;
}
public ImageIcon[] getMidshipVertIcon() {
return midshipVertIcon;
}
public static void main(String[] args) {
List<Icon> icons = new ArrayList<Icon>();
ShipImageMaker imgMaker = new ShipImageMaker(40);
icons.add(imgMaker.getBowRightIcon()[0]);
icons.add(imgMaker.getBowRightIcon()[1]);
icons.add(imgMaker.getBowUpIcon()[0]);
icons.add(imgMaker.getBowUpIcon()[1]);
icons.add(imgMaker.getMidshipHorizIcon()[0]);
icons.add(imgMaker.getMidshipHorizIcon()[1]);
icons.add(imgMaker.getMidshipVertIcon()[0]);
icons.add(imgMaker.getMidshipVertIcon()[1]);
icons.add(imgMaker.getSternDownIcon()[0]);
icons.add(imgMaker.getSternDownIcon()[1]);
icons.add(imgMaker.getSternLeftIcon()[0]);
icons.add(imgMaker.getSternLeftIcon()[1]);
for (Icon icon : icons) {
JOptionPane.showMessageDialog(null, new JLabel(icon));
}
}
}
使用了BorderLayout、GridLayout和BoxLayout。
关于java - 如何使用列和行标签创建这种类似网格的布局?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36391104/
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仅供引用,我是 WPF 的新手。 我正在我的 WPF 应用程序中创建一个侧边栏并想要圆角。我学到的不是可以附加到网格的属性。另外,我尝试将文本块放在边框控件中,但我收到的错误消息说“ child 只能
我是CodeIgniter的新手。我想使用包含菜单,页脚等的基本样式创建母版页或布局。我不想在所有页面中编写重复的内容并为所有页面自动加载。例如,我可以在asp.net中创建母版页,或者在asp.ne
我正在使用它来调试应用程序。调试的时候发现底部显示了一个窗口中变量的值,如图- 但是,当我显示表达式时,我得到这样的布局 - 我的问题是,是否可以更改变量窗口的布局也可以在右侧显示值,因为这对我来说很
上面的代码中,放置“as=”footer_links”是什么意思? 最佳答案 as="x" 语法定义模板可用来调用 block 的名称。因此,对于以下内容: 在outer_block.p
我试图编写一个检查注册表值的功能,以查看Windows上的控制台是否启用了颜色。 Computer\HKEY_CURRENT_USER\Console\VirtualTerminalLevel 如果您
我有一个布局,但无法提前定义其所有区域,因为它们是未知的。 稍后创建了 ItemView,我想使用 View 的 ID 作为区域名称在布局中创建一个新区域,这样我就可以说: layout.dynami
我们有一个相当复杂的 gulp 构建过程,涉及多个模块,每个模块都有一个或两个 watch 。我想在一个仪表板中监控这一点,如下所示: 每一列都是一个模块,列内的每一行都是后续的构建步骤。一旦第 1
这就是问题所在,我有一个 MainWindow 类,它在一个设置例程中扩展了 JFrame,我将该类的布局设置为新的 CardLayout()。这一切都工作正常,但是当我从 JFrame 请求布局并将
我正在制作一个简单的迷宫程序,用户可以在其中创建墙壁、路径、起点和终点,单击“解决”,迷宫将被解决。为此,我有一个大小为 640x480 的 java JFrame。在 JFrame 的左侧,我有一个
我正在使用它来调试应用程序。调试的时候发现底部显示了一个窗口中变量的值,如图- 但是,当我显示表达式时,我得到这样的布局 - 我的问题是,是否可以更改变量窗口的布局也可以在右侧显示值,因为这对我来说很
我已经编写了使用 VBox 作为布局的代码。我希望按钮出现在顶行,然后绘制 2 条水平线,在 400x400 场景中应位于 y=200 和 300 处。但输出显示了我给出的不同坐标处的线条。 我知道这
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