Show popup if student has 50 or more projects open

Redande · Redande · commit c1eed2c12f3a · 2018-04-20T18:32:17.000+03:00
diff --git a/tmc-plugin/src/fi/helsinki/cs/tmc/actions/CheckProjectCount.java b/tmc-plugin/src/fi/helsinki/cs/tmc/actions/CheckProjectCount.java
@@ -1,30 +1,59 @@
 package fi.helsinki.cs.tmc.actions;
 
 import fi.helsinki.cs.tmc.model.ProjectMediator;
+import fi.helsinki.cs.tmc.ui.ConvenientDialogDisplayer;
 import fi.helsinki.cs.tmc.ui.TmcNotificationDisplayer;
+
+import javax.swing.ImageIcon;
+
+import org.openide.NotifyDescriptor;
 import org.openide.util.ImageUtilities;
 
 public class CheckProjectCount {
     private final ProjectMediator projects;
     private final TmcNotificationDisplayer notifyer;
-    private static final int DESIRED_COUNT = 50;
+    private final ConvenientDialogDisplayer displayer;
+    private static final int BALLOON_LIMIT = 20;
+    private static final int POPUP_LIMIT = 50;
 
     public CheckProjectCount() {
         this.projects = ProjectMediator.getInstance();
         this.notifyer = TmcNotificationDisplayer.getDefault();        
+        this.displayer = new ConvenientDialogDisplayer();
     }
     
     public void checkAndNotifyIfOver() {
-        if (this.getProjectCount() > DESIRED_COUNT) {
-            this.notifyer().notify("Netbeans slow? Close some projects!", ImageUtilities.loadImageIcon("fi/helsinki/cs/tmc/ui/infobubble.png", false), "Right-click completed projects from the Projects -sidebar on the left and select 'Close project'.", null);
+        if (this.getProjectCount() >= POPUP_LIMIT) {
+            this.displayPopup();
+        } else if (this.getProjectCount() >= BALLOON_LIMIT) {
+            this.displayBalloon();
         }
     }
     
     public int getProjectCount() {
         return this.projects.getOpenProjects().size();
     }
     
-    private TmcNotificationDisplayer notifyer() {
-        return this.notifyer;
+    private void displayPopup() {
+        StringBuilder htmlBuilder = new StringBuilder();
+        htmlBuilder.append("<html><body>");
+        htmlBuilder.append("<h1>Too many projects open!</h1>");
+        htmlBuilder.append("<div>Netbeans does background processing on open projects. When there's many projects open, Netbeans is slowed down significantly.<br>Please close some projects to make Netbeans faster. Instructions for closing projects:</div>");
+        htmlBuilder.append("<ol>");
+        htmlBuilder.append("<li>Right click the project you want to close on the \"Projects\"-sidebar on the left.</li>");
+        htmlBuilder.append("<li>Select \"Close project\".</li>");
+        htmlBuilder.append("<li>You can select multiple exercises at once by pressing down the shift button on your keyboard.<br>While pressing shift, select the first and the last exercise of the ones you want to close.</li>");
+        htmlBuilder.append("</ol>");
+        htmlBuilder.append("</body></html>");
+        String errorMsg = htmlBuilder.toString();
+        this.displayer.showDialog(errorMsg, NotifyDescriptor.WARNING_MESSAGE, "/fi/helsinki/cs/tmc/ui/close_projects.png");
     }
+
+    private void displayBalloon() {
+        final String header = "Netbeans slow? Close some projects!";
+        final ImageIcon icon = ImageUtilities.loadImageIcon("fi/helsinki/cs/tmc/ui/infobubble.png", false);
+        final String info = "Right-click completed projects from the Projects -sidebar on the left and select 'Close project'.";
+        this.notifyer.notify(header, icon, info, null);
+    }
+
 }
diff --git a/tmc-plugin/src/fi/helsinki/cs/tmc/ui/ConvenientDialogDisplayer.java b/tmc-plugin/src/fi/helsinki/cs/tmc/ui/ConvenientDialogDisplayer.java
@@ -10,6 +10,7 @@
 import org.openide.DialogDescriptor;
 import org.openide.DialogDisplayer;
 import org.openide.NotifyDescriptor;
+import org.openide.util.ImageUtilities;
 
 public class ConvenientDialogDisplayer {
     private static ConvenientDialogDisplayer defaultDisplayer;
@@ -57,7 +58,14 @@ protected void displayMessage(String msg, int notifyType) {
     public void showDialog(Component content, int notifyType) {
         showDialog(content, notifyType, "", true);
     }
-    
+
+    public void showDialog(String msg, int notifyType, String imgPath) {
+        ImageIcon img = ImageUtilities.loadImageIcon(imgPath, false);
+        JLabel content = new JLabel(msg, img, JLabel.CENTER);
+        content.setIconTextGap(50);
+        showDialog(content, notifyType, "", true);
+    }
+
     public void showDialog(Component content, int notifyType, String title, boolean modal) {
         DialogDescriptor desc = new DialogDescriptor(content,title);
         desc.setModal(modal);
diff --git a/tmc-plugin/src/fi/helsinki/cs/tmc/ui/close_projects.png b/tmc-plugin/src/fi/helsinki/cs/tmc/ui/close_projects.png
