ADD file via upload

src/GetLevelDialog.java

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+package cn.edu.caztc.sokobangame;
+
+import java.awt.BorderLayout;
+import java.awt.FlowLayout;
+import java.awt.Font;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.io.File;
+import javax.swing.DefaultListModel;
+import javax.swing.JButton;
+import javax.swing.JCheckBox;
+import javax.swing.JDialog;
+import javax.swing.JList;
+import javax.swing.JScrollPane;
+import javax.swing.JTextPane;
+import javax.swing.JPanel;
+import javax.swing.border.EmptyBorder;
+
+public class GetLevelDialog extends JDialog {
+    private DefaultListModel<String> model;
+    int levelmax, diylevelmax;
+    JList<String> list;
+    boolean xuanzhong;
+    int level = 0;
+    boolean isDualMode;
+    private final JPanel contentPanel = new JPanel();
+
+    public GetLevelDialog(boolean isDualMode) {
+        this.isDualMode = isDualMode;
+        setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
+        setModal(true);
+        setTitle(isDualMode ? "双人模式选关" : "单人模式选关");
+        setBounds(100, 100, 512, 340);
+        getContentPane().setLayout(new BorderLayout());
+        contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
+        getContentPane().add(contentPanel, BorderLayout.CENTER);
+        contentPanel.setLayout(null);
+
+        JScrollPane scrollPane = new JScrollPane();
+        scrollPane.setBounds(328, 52, 103, 173);
+        contentPanel.add(scrollPane);
+
+        model = new DefaultListModel<>();
+        diylevelmax = 1;
+        levelmax = 1;
+        String prefix = isDualMode ? MapConfig.DUAL_PREFIX : "";
+        String diyPrefix = isDualMode ? MapConfig.DUAL_PREFIX + "diy" : "diy";
+
+        while (true) {
+            if (new File(MapConfig.PATH + "\\" + diyPrefix + diylevelmax + ".map").exists()) {
+                diylevelmax++;
+            } else if (new File(MapConfig.PATH + "\\" + prefix + levelmax + ".map").exists()) {
+                levelmax++;
+            } else {
+                break;
+            }
+        }
+
+        list = new JList<>(model);
+        // 默认显示官方地图
+        UpdataModel(levelmax);
+        xuanzhong = false; // 默认不勾选自定义
+        scrollPane.setViewportView(list);
+
+        JCheckBox checkBox = new JCheckBox("自定义");
+        checkBox.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent arg0) {
+                if (checkBox.isSelected()) {
+                    // 勾选时显示DIY地图
+                    UpdataModel(diylevelmax);
+                    xuanzhong = true;
+                } else {
+                    // 取消勾选时显示官方地图
+                    UpdataModel(levelmax);
+                    xuanzhong = false;
+                }
+            }
+        });
+        // 默认不勾选
+        checkBox.setSelected(false);
+        checkBox.setBounds(328, 23, 103, 23);
+        contentPanel.add(checkBox);
+
+        JTextPane txtpndtxtdiytxt = new JTextPane();
+        txtpndtxtdiytxt.setText(isDualMode ? 
+            "双人模式选关界面，选择地图进行双人游戏" : 
+            "选关界面，你可以选择开发者做出来的地图，也可以自己在游戏界面------自定义------地图编辑器里自己做地图。");
+        txtpndtxtdiytxt.setFont(new Font("楷体", Font.PLAIN, 15));
+        txtpndtxtdiytxt.setBounds(45, 52, 224, 173);
+        contentPanel.add(txtpndtxtdiytxt);
+
+        {
+            JPanel buttonPane = new JPanel();
+            buttonPane.setLayout(new FlowLayout(FlowLayout.RIGHT));
+            getContentPane().add(buttonPane, BorderLayout.SOUTH);
+            {
+                JButton okButton = new JButton("确定");
+                okButton.addActionListener(new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        level = list.getSelectedIndex() + 1;
+                        dispose();
+                    }
+                });
+                okButton.setActionCommand("Cancel");
+                buttonPane.add(okButton);
+                getRootPane().setDefaultButton(okButton);
+            }
+            {
+                JButton cancelButton = new JButton("取消");
+                cancelButton.addActionListener(new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        dispose();
+                    }
+                });
+                cancelButton.setActionCommand("Cancel");
+                buttonPane.add(cancelButton);
+            }
+        }
+        setLocationRelativeTo(null);
+        setVisible(true);
+    }
+
+    void UpdataModel(int level) {
+        model.removeAllElements();
+        for (int i = 1; i < level; i++) {
+            model.addElement((isDualMode ? "双人模式" : "") + "第" + i + "关");
+        }
+    }
+
+    int getValue() {
+        return level;
+    }
+
+    boolean isdiy() {
+        return xuanzhong;
+    }
+
+    boolean isDualMode() {
+        return isDualMode;
+    }
+}