1.Network connections are compatible with lower versions 2.optimize Setting

src/main/java/com/shuzijun/leetcode/plugin/actions/toolbar/PickAction.java

@@ -1,6 +1,7 @@
 package com.shuzijun.leetcode.plugin.actions.toolbar;
 
 import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.ui.components.JBScrollPane;
 import com.shuzijun.leetcode.plugin.actions.AbstractAction;
 import com.shuzijun.leetcode.plugin.manager.ViewManager;
@@ -21,6 +22,8 @@ public void actionPerformed(AnActionEvent anActionEvent, Config config) {
             return;
         }
         JBScrollPane scrollPane = WindowFactory.getDataContext(anActionEvent.getProject()).getData(DataKeys.LEETCODE_PROJECTS_SCROLL);
-        ViewManager.pick(tree, scrollPane);
+        ApplicationManager.getApplication().invokeAndWait(() -> {
+            ViewManager.pick(tree, scrollPane);
+        });
     }
 }

src/main/java/com/shuzijun/leetcode/plugin/listener/ColorListener.java

@@ -0,0 +1,31 @@
+package com.shuzijun.leetcode.plugin.listener;
+
+import com.intellij.ui.ColorPicker;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+
+/**
+ * @author shuzijun
+ */
+public class ColorListener extends MouseAdapter {
+    private JLabel label;
+    private JPanel mainPanel;
+
+    public ColorListener(JPanel mainPanel,JLabel label) {
+        this.mainPanel = mainPanel;
+        this.label = label;
+    }
+
+    @Override
+    public void mouseClicked(MouseEvent e) {
+        Color newColor = ColorPicker.showDialog(mainPanel, label.getText()+" Color", label.getForeground(), true, null, true);
+        if(newColor!=null){
+            label.setForeground(newColor);
+        }
+    }
+
+
+}

src/main/java/com/shuzijun/leetcode/plugin/manager/CodeManager.java

@@ -6,6 +6,9 @@
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.fileEditor.FileEditorManager;
 import com.intellij.openapi.fileEditor.OpenFileDescriptor;
+import com.intellij.openapi.progress.ProgressIndicator;
+import com.intellij.openapi.progress.ProgressManager;
+import com.intellij.openapi.progress.Task;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.vfs.LocalFileSystem;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -14,19 +17,16 @@
 import com.shuzijun.leetcode.plugin.setting.ProjectConfig;
 import com.shuzijun.leetcode.plugin.utils.*;
 import org.apache.commons.lang.StringUtils;
+import org.jetbrains.annotations.NotNull;
 
 import java.io.File;
 import java.math.BigDecimal;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
 
 /**
  * @author shuzijun
  */
 public class CodeManager {
 
-    private static ExecutorService cachedThreadPool = Executors.newCachedThreadPool();
-
     public static void openCode(Question question, Project project) {
         Config config = PersistentConfig.getInstance().getInitConfig();
         String codeType = config.getCodeType();
@@ -173,7 +173,7 @@ public static void SubmitCode(Question question, Project project) {
             if (response != null && response.getStatusCode() == 200) {
                 String body = response.getBody();
                 JSONObject returnObj = JSONObject.parseObject(body);
-                cachedThreadPool.execute(new SubmitCheckTask(returnObj, codeTypeEnum, question, project));
+                ProgressManager.getInstance().run(new SubmitCheckTask(returnObj, codeTypeEnum, question, project));
                 MessageUtils.getInstance(project).showInfoMsg("info", PropertiesUtils.getInfo("request.pending"));
             } else if (response != null && response.getStatusCode() == 429) {
                 MessageUtils.getInstance(project).showInfoMsg("info", PropertiesUtils.getInfo("request.pending"));
@@ -218,7 +218,7 @@ public static void RunCodeCode(Question question, Project project) {
 
                 String body = response.getBody();
                 JSONObject returnObj = JSONObject.parseObject(body);
-                cachedThreadPool.execute(new RunCodeCheckTask(returnObj, project));
+                ProgressManager.getInstance().run(new RunCodeCheckTask(returnObj, project));
                 MessageUtils.getInstance(project).showInfoMsg("info", PropertiesUtils.getInfo("request.pending"));
             } else {
                 LogUtils.LOG.error("RuncodeCode failure " + response.getBody());
@@ -336,24 +336,29 @@ private static String getContent(JSONObject jsonObject) {
         return sb.toString();
     }
 
-    private static class SubmitCheckTask implements Runnable {
+    private static class SubmitCheckTask extends Task.Backgroundable {
 
         private Question question;
         private JSONObject returnObj;
         private CodeTypeEnum codeTypeEnum;
         private Project project;
 
         public SubmitCheckTask(JSONObject returnObj, CodeTypeEnum codeTypeEnum, Question question, Project project) {
+            super(project,"leetcode.editor.submitCheckTask",true);
             this.returnObj = returnObj;
             this.codeTypeEnum = codeTypeEnum;
             this.question = question;
             this.project = project;
         }
 
         @Override
-        public void run() {
+        public void run(@NotNull ProgressIndicator progressIndicator) {
             String key = returnObj.getString("submission_id");
             for (int i = 0; i < 50; i++) {
+                if(progressIndicator.isCanceled()){
+                    MessageUtils.getInstance(project).showWarnMsg("error", PropertiesUtils.getInfo("request.cancel"));
+                    return;
+                }
                 try {
                     HttpRequest httpRequest = HttpRequest.get(URLUtils.getLeetcodeSubmissions() + key + "/check/");
                     HttpResponse response = HttpRequestUtils.executeGet(httpRequest);
@@ -424,22 +429,27 @@ private static String buildErrorMsg(JSONObject errorBody) {
     }
 
 
-    private static class RunCodeCheckTask implements Runnable {
+    private static class RunCodeCheckTask extends Task.Backgroundable  {
         private JSONObject returnObj;
         private Project project;
 
         public RunCodeCheckTask(JSONObject returnObj, Project project) {
+            super(project,"leetcode.editor.runCodeCheckTask",true);
             this.returnObj = returnObj;
             this.project = project;
         }
 
         @Override
-        public void run() {
+        public void run(@NotNull ProgressIndicator progressIndicator) {
             String key = returnObj.getString("interpret_expected_id");
             if (StringUtils.isBlank(key)) {
                 key = returnObj.getString("interpret_id");
             }
             for (int i = 0; i < 50; i++) {
+                if(progressIndicator.isCanceled()){
+                    MessageUtils.getInstance(project).showWarnMsg("error", PropertiesUtils.getInfo("request.cancel"));
+                    return;
+                }
                 String body = null;
                 try {
                     HttpRequest httpRequest = HttpRequest.get(URLUtils.getLeetcodeSubmissions() + key + "/check/");

src/main/java/com/shuzijun/leetcode/plugin/manager/ViewManager.java

@@ -184,8 +184,11 @@ public static void pick(JTree tree, JBScrollPane scrollPane) {
         }
         int i = (int) (Math.random() * node.getChildCount());
         DefaultMutableTreeNode select = (DefaultMutableTreeNode) node.getChildAt(i);
-        tree.setSelectionPath(new TreePath(select.getPath()));
-        Point point = new Point(0, i < 3 ? 0 : (i - 3) * tree.getRowHeight());
+
+        TreePath toShowPath = new TreePath(select.getPath());
+        tree.setSelectionPath(toShowPath);
+        Rectangle bounds = tree.getPathBounds(toShowPath);
+        Point point = new Point(0, (int) bounds.getY());
         JViewport viewport = scrollPane.getViewport();
         viewport.setViewPosition(point);
         return;

src/main/java/com/shuzijun/leetcode/plugin/model/Config.java

@@ -2,6 +2,7 @@
 
 import com.intellij.util.xmlb.annotations.Transient;
 
+import java.awt.*;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -82,7 +83,7 @@ public class Config {
     /**
      * 题目颜色
      */
-    private String levelColour = "#5CB85C;#F0AD4E;#D9534F";
+    private String levelColour = Constant.LEVEL_COLOUR;
 
     private List<String> favoriteList;
 
@@ -232,8 +233,57 @@ public String getCookie(String user) {
     public String getLevelColour() {
         return levelColour;
     }
+    @Transient
+    public Color[] getFormatLevelColour() {
+        Color[] formatColors = new Color[3];
+        formatColors[0] = new Color(92, 184, 92);
+        formatColors[1] = new Color(240, 173, 78);
+        formatColors[2] = new Color(217, 83, 79);
+        String[] colors = getLevelColour().split(";");
+        if (colors.length > 0) {
+            try {
+                formatColors[0] = new Color(Integer.parseInt(colors[0].replace("#", ""), 16));
+            } catch (Exception ignore) {
+            }
+        }
+        if (colors.length > 1) {
+            try {
+                formatColors[1] = new Color(Integer.parseInt(colors[1].replace("#", ""), 16));
+            } catch (Exception ignore) {
+            }
+        }
+        if (colors.length > 2) {
+            try {
+                formatColors[2] = new Color(Integer.parseInt(colors[2].replace("#", ""), 16));
+            } catch (Exception ignore) {
+            }
+        }
+        return formatColors;
+    }
 
     public void setLevelColour(String levelColour) {
+        if(levelColour ==null || levelColour.isEmpty()){
+            this.levelColour = Constant.LEVEL_COLOUR;
+        }else {
+            this.levelColour = levelColour;
+        }
+    }
+
+    @Transient
+    public void setFormatLevelColour(Color... colors) {
+        String levelColour = "";
+        if (colors != null && colors.length > 0) {
+            for (Color color : colors) {
+                String R = Integer.toHexString(color.getRed());
+                R = R.length() < 2 ? ('0' + R) : R;
+                String G = Integer.toHexString(color.getGreen());
+                G = G.length() < 2 ? ('0' + G) : G;
+                String B = Integer.toHexString(color.getBlue());
+                B = B.length() < 2 ? ('0' + B) : B;
+
+                levelColour = levelColour + '#' + R + G + B + ";";
+            }
+        }
         this.levelColour = levelColour;
     }
 
@@ -244,4 +294,28 @@ public Boolean getEnglishContent() {
     public void setEnglishContent(Boolean englishContent) {
         this.englishContent = englishContent;
     }
+
+
+    public boolean isModified(Config config){
+        if(config ==null){
+            return false;
+        }
+        if (version != null ? !version.equals(config.version) : config.version != null) return false;
+        if (loginName != null ? !loginName.equals(config.loginName) : config.loginName != null) return false;
+        if (filePath != null ? !filePath.equals(config.filePath) : config.filePath != null) return false;
+        if (codeType != null ? !codeType.equals(config.codeType) : config.codeType != null) return false;
+        if (url != null ? !url.equals(config.url) : config.url != null) return false;
+        if (update != null ? !update.equals(config.update) : config.update != null) return false;
+        if (proxy != null ? !proxy.equals(config.proxy) : config.proxy != null) return false;
+        if (customCode != null ? !customCode.equals(config.customCode) : config.customCode != null) return false;
+        if (englishContent != null ? !englishContent.equals(config.englishContent) : config.englishContent != null)
+            return false;
+        if (customFileName != null ? !customFileName.equals(config.customFileName) : config.customFileName != null)
+            return false;
+        if (customTemplate != null ? !customTemplate.equals(config.customTemplate) : config.customTemplate != null)
+            return false;
+        return levelColour != null ? levelColour.equals(config.levelColour) : config.levelColour == null;
+    }
+
+
 }

src/main/java/com/shuzijun/leetcode/plugin/model/Constant.java

@@ -72,4 +72,9 @@ public class Constant {
     public static final Integer PLUGIN_CONFIG_VERSION_1 = 1;
     //第二版本，不兼容之前的临时目录，从此版本开始更换新临时目录
     public static final Integer PLUGIN_CONFIG_VERSION_2 = 2;
+
+    /**
+     * 默认题目颜色
+     */
+    public static final String LEVEL_COLOUR = "#5CB85C;#F0AD4E;#D9534F";
 }

src/main/java/com/shuzijun/leetcode/plugin/renderer/CustomTreeCellRenderer.java

@@ -5,7 +5,6 @@
 import com.shuzijun.leetcode.plugin.model.Config;
 import com.shuzijun.leetcode.plugin.model.Question;
 import com.shuzijun.leetcode.plugin.setting.PersistentConfig;
-import org.apache.commons.lang.StringUtils;
 
 import javax.imageio.ImageIO;
 import javax.swing.*;
@@ -19,36 +18,22 @@
  */
 public class CustomTreeCellRenderer extends NodeRenderer {
 
-    private Color Level1 = new Color(92, 184, 92);
-    private Color Level2 = new Color(240, 173, 78);
-    private Color Level3 = new Color(217, 83, 79);
+    private static Color Level1 = new Color(92, 184, 92);
+    private static Color Level2 = new Color(240, 173, 78);
+    private static Color Level3 = new Color(217, 83, 79);
 
     public CustomTreeCellRenderer() {
+        loaColor();
+    }
+
+    public static void loaColor(){
         Config config = PersistentConfig.getInstance().getInitConfig();
         if (config != null) {
-            if (StringUtils.isNotBlank(config.getLevelColour())) {
-                String[] colors = config.getLevelColour().split(";");
-                if (colors.length > 0) {
-                    try {
-                        Level1 = new Color(Integer.parseInt(colors[0].replace("#",""), 16));
-                    } catch (Exception ignore) {
-                    }
-                }
-                if (colors.length > 1) {
-                    try {
-                        Level2 = new Color(Integer.parseInt(colors[1].replace("#",""), 16));
-                    } catch (Exception ignore) {
-                    }
-                }
-                if (colors.length > 2) {
-                    try {
-                        Level3 = new Color(Integer.parseInt(colors[2].replace("#",""), 16));
-                    } catch (Exception ignore) {
-                    }
-                }
-            }
+            Color[] colors = config.getFormatLevelColour();
+            Level1 = colors[0];
+            Level2 = colors[1];
+            Level3 = colors[2];
         }
-
     }
 
     public static BufferedImage getResourceBufferedImage(String filePath) {
@@ -71,7 +56,6 @@ public void customizeCellRenderer(JTree tree, Object value, boolean selected, bo
         DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;
         Question question = (Question) node.getUserObject();
 
-
         if (question.getLevel() == null) {
 
         } else if (question.getLevel() == 1) {

src/main/java/com/shuzijun/leetcode/plugin/setting/SettingConfigurable.java

@@ -45,7 +45,6 @@ public Runnable enableSearch(String option) {
     @Override
     public JComponent createComponent() {
         mainPanel = new SettingUI();
-        mainPanel.createUI();
         return mainPanel.getContentPane();
     }
 
@@ -69,4 +68,5 @@ public void disposeUIResources() {
         mainPanel.disposeUIResources();
         mainPanel = null;
     }
+
 }