Adds new Processing sketch templates to enhance the user's initial coding experience in the Processing IDE.

app/src/processing/app/Base.java

@@ -590,6 +590,7 @@ public JMenu initDefaultFileMenu() {
     item.addActionListener(e -> handleOpenPrompt());
     defaultFileMenu.add(item);
 
+
     item = Toolkit.newJMenuItemShift(Language.text("menu.file.sketchbook"), 'K');
     item.addActionListener(e -> showSketchbookFrame());
     defaultFileMenu.add(item);
@@ -598,6 +599,9 @@ public JMenu initDefaultFileMenu() {
     item.addActionListener(e -> thinkDifferentExamples());
     defaultFileMenu.add(item);
 
+    item = Toolkit.newJMenuItem(Language.text("menu.file.templates"), 'T');
+    defaultFileMenu.add(item);
+
     return defaultFileMenu;
   }
 
@@ -1095,16 +1099,15 @@ public void modeRemoved(Mode mode) {
   /**
    * Create a new untitled document in a new sketch window.
    */
-  public void handleNew() {
-//    long t1 = System.currentTimeMillis();
+  public Editor handleNew() {
     try {
       // In 0126, untitled sketches will begin in the temp folder,
       // and then moved to a new location because Save will default to Save As.
       //File sketchbookDir = getSketchbookFolder();
       File newbieDir = SketchName.nextFolder(untitledFolder);
 
       // User was told to go outside or other problem happened inside naming.
-      if (newbieDir == null) return;
+      if (newbieDir == null) return null;
 
       // Make the directory for the new sketch
       if (!newbieDir.mkdirs()) {
@@ -1124,16 +1127,16 @@ public void handleNew() {
       }
 
       String path = newbieFile.getAbsolutePath();
-      handleOpenUntitled(path);
+      return handleOpenUntitled(path);
 
     } catch (IOException e) {
       Messages.showTrace("That's new to me",
-                         "A strange and unexplainable error occurred\n" +
-                         "while trying to create a new sketch.", e, false);
+              "A strange and unexplainable error occurred\n" +
+                      "while trying to create a new sketch.", e, false);
+      return null;
     }
   }
 
-
   /**
    * Prompt for a sketch to open, and open it in a new window.
    */
@@ -1289,6 +1292,8 @@ private void openContribBundle(String path) {
   }
 
 
+
+
   /**
    * Return true if it's an obvious sketch folder: only .pde files,
    * and maybe a data folder. Dot files (.DS_Store, ._blah) are ignored.

app/src/processing/app/ui/Editor.java

@@ -39,6 +39,7 @@
 import java.util.Timer;
 import java.util.TimerTask;
 import java.util.stream.Collectors;
+import java.nio.file.Files;
 
 import javax.swing.*;
 import javax.swing.border.EmptyBorder;
@@ -722,6 +723,12 @@ protected JMenu buildFileMenu(JMenuItem[] exportItems) {
     item.addActionListener(e -> handleSaveAs());
     fileMenu.add(item);
 
+    JMenu templatesMenu = new JMenu(Language.text("menu.file.templates"));
+    Messages.log("templatesMenu");
+    loadTemplates(templatesMenu);
+    fileMenu.add(templatesMenu);
+
+
     if (exportItems != null) {
       for (JMenuItem ei : exportItems) {
         fileMenu.add(ei);
@@ -761,6 +768,105 @@ protected JMenu buildFileMenu(JMenuItem[] exportItems) {
     }
     return fileMenu;
   }
+  // Load templates from both the repository and the user's Sketchbook folder
+  private void loadTemplates(JMenu templatesMenu) {
+    templatesMenu.removeAll();
+    List<File> allTemplates = new ArrayList<>();
+
+    // Load predefined templates from the repository
+    File repoTemplatesDir = Platform.getContentFile("lib/templates");
+    addTemplatesFromDirectory(repoTemplatesDir, allTemplates);
+
+    // Load user-defined templates from the Sketchbook folder
+    File userTemplatesDir = new File(Base.getSketchbookFolder(), "templates");
+    addTemplatesFromDirectory(userTemplatesDir, allTemplates);
+
+
+    addTemplatesToMenu(allTemplates, templatesMenu);
+  }
+
+  private void addTemplatesFromDirectory(File directory, List<File> allTemplates) {
+    if (directory.exists() && directory.isDirectory()) {
+      File[] templateFiles = directory.listFiles();
+      if (templateFiles != null) {
+        for (File templateFile : templateFiles) {
+          allTemplates.add(templateFile);
+        }
+      } else {
+        Messages.log("No template files found in directory: " + directory.getAbsolutePath());
+      }
+    } else {
+      Messages.log("Directory does not exist or is not a directory: " + directory.getAbsolutePath());
+    }
+  }
+
+  // Add templates to the menu
+  // Add templates to the menu
+  private void addTemplatesToMenu(List<File> templates, JMenu templatesMenu) {
+    templatesMenu.removeAll();  // Clear existing menu items
+    for (File templateFile : templates) {
+      String templateName;
+      if (templateFile.isDirectory()) {
+        // Handle directory case - might be a sketch folder
+        templateName = templateFile.getName();
+      } else if (templateFile.getName().toLowerCase().endsWith(".pde")) {
+        templateName = templateFile.getName().replace(".pde", "");
+      } else {
+        templateName = templateFile.getName();
+      }
+
+      JMenuItem templateItem = new JMenuItem(templateName);
+      templateItem.addActionListener(e -> {
+        try {
+          String templateCode = "";
+
+          if (templateFile.isDirectory()) {
+            // It's a sketch folder, find the main .pde file with the same name as the folder
+            File mainPdeFile = new File(templateFile, templateFile.getName() + ".pde");
+            if (mainPdeFile.exists()) {
+              templateCode = new String(Files.readAllBytes(mainPdeFile.toPath()));
+
+            } else {
+              // If main file doesn't exist, try to read any .pde file in the directory
+              File[] pdeFiles = templateFile.listFiles((dir, name) -> name.toLowerCase().endsWith(".pde"));
+              if (pdeFiles != null && pdeFiles.length > 0) {
+                templateCode = new String(Files.readAllBytes(pdeFiles[0].toPath()));
+
+              }
+            }
+          } else if (templateFile.getName().toLowerCase().endsWith(".pde")) {
+
+            templateCode = new String(Files.readAllBytes(templateFile.toPath()));
+
+          } else {
+              templateCode = new String(Files.readAllBytes(templateFile.toPath()));
+            Messages.log("Unrecognized file type: " + templateFile.getAbsolutePath());
+          }
+
+          Editor newEditor = base.handleNew();
+          if (newEditor != null) {
+
+            newEditor.insertText(templateCode);
+            JEditTextArea textArea = newEditor.getTextArea();
+            textArea.setCaretPosition(0);
+            textArea.scrollTo(0, 0);
+          } else {
+            Messages.log("Failed to create new editor.");
+          }
+        } catch (IOException ex) {
+          Messages.log("Error reading template file: " + ex.getMessage());
+          ex.printStackTrace();
+        } catch (Exception ex) {
+          Messages.log("Unexpected error: " + ex.getMessage());
+          ex.printStackTrace();
+        }
+      });
+      templatesMenu.add(templateItem);
+    }
+  }
+
+
+
 
 
   protected JMenu buildEditMenu() {
@@ -2302,7 +2408,9 @@ protected void handleSaveImpl() {
     statusNotice(Language.text("editor.status.saving"));
     try {
       if (sketch.save()) {
+
         statusNotice(Language.text("editor.status.saving.done"));
+
       } else {
         statusEmpty();
       }

build/shared/lib/languages/PDE.properties

@@ -21,6 +21,7 @@ menu.file.recent = Open Recent
 menu.file.sketchbook = Sketchbook...
 menu.file.sketchbook.empty = Empty Sketchbook
 menu.file.examples = Examples...
+menu.file.templates=New from Template
 menu.file.close = Close
 menu.file.save = Save
 menu.file.save_as = Save As...

build/shared/lib/templates/Animation_Sketch.pde

@@ -0,0 +1,8 @@
+void setup() {
+  size(500, 500);
+  // write code that will be called once in this function
+}
+
+void draw() {
+  // write code that will be called for every frame here
+}

build/shared/lib/templates/Fullscreen_Sketch.pde

@@ -0,0 +1,7 @@
+void setup() {
+  fullScreen();  // create a fullscreen canvas
+}
+
+void draw() {
+  circle(width / 2, height / 2, height * 0.5);
+}

build/shared/lib/templates/Interactive_Sketch.pde

@@ -0,0 +1,13 @@
+void setup() {
+  size(500, 500);
+  // write code that will be called once in this function
+}
+
+void draw() {
+  // write code that will be called for every frame here
+}
+
+void mousePressed() {
+  ellipse(mouseX, mouseY, 20, 20);
+  // write code that will run when you click
+}

build/shared/lib/templates/Resizeable_Sketch.pde

@@ -0,0 +1,15 @@
+void setup() {
+  size(500, 500);
+  windowResizable(true);
+  // allow the window to be resized
+}
+
+void draw() {
+  circle(width / 2, height / 2, min(width, height) * 0.5);
+  // draw a circle that resizes with the window
+}
+
+void windowResized() {
+  println("Window resized to: " + width + "x" + height);
+  // this function is called whenever the window is resized
+}