[NETBEANS-2500] Java source file palette

java/java.editor/nbproject/project.xml

@@ -339,6 +339,15 @@
                         <specification-version>1.7</specification-version>
                     </run-dependency>
                 </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.spi.palette</code-name-base>
+                    <build-prerequisite/>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>1</release-version>
+                        <specification-version>1.10</specification-version>
+                    </run-dependency>
+                </dependency>
                 <dependency>
                     <code-name-base>org.netbeans.spi.tasklist</code-name-base>
                     <build-prerequisite/>

java/java.editor/src/org/netbeans/modules/java/editor/palette/Bundle.properties

@@ -0,0 +1,2 @@
+JavaPalette/Items=Items
+JavaPalette/Items/Item.xml=Item

java/java.editor/src/org/netbeans/modules/java/editor/palette/JavaPaletteCustomizerAction.java

@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.netbeans.modules.java.editor.palette;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import org.openide.awt.ActionID;
+import org.openide.awt.ActionReference;
+import org.openide.awt.ActionRegistration;
+import org.openide.util.NbBundle.Messages;
+
+@ActionID(id = "org.netbeans.modules.html.palette.HtmlPaletteCustomizerAction", category = "Tools")
+@ActionRegistration(iconInMenu = false, displayName = "#ACT_OpenJavaCustomizer")
+@ActionReference(path = "Menu/Tools/PaletteManager", position = 200)
+@Messages("ACT_OpenJavaCustomizer=&Java Code Clips")
+public final class JavaPaletteCustomizerAction implements ActionListener {
+
+    public void actionPerformed(ActionEvent e) {
+        JavaSourceFileLayerPaletteFactory.createPalette().showCustomizer();
+    }
+
+}

java/java.editor/src/org/netbeans/modules/java/editor/palette/JavaSourceFileLayerPaletteFactory.java

@@ -0,0 +1,105 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.netbeans.modules.java.editor.palette;
+
+import java.io.IOException;
+import javax.swing.Action;
+import org.netbeans.spi.palette.DragAndDropHandler;
+import org.netbeans.spi.palette.PaletteActions;
+import org.netbeans.spi.palette.PaletteController;
+import org.netbeans.spi.palette.PaletteFactory;
+import org.openide.util.Exceptions;
+import org.openide.util.Lookup;
+import org.openide.util.datatransfer.ExTransferable;
+
+/**
+ *
+ * @author geertjan
+ */
+public class JavaSourceFileLayerPaletteFactory {
+
+    public static final String JAVA_PALETTE_FOLDER = "JavaPalette";
+    private static PaletteController palette = null;
+
+    public JavaSourceFileLayerPaletteFactory() {
+    }
+
+    public static PaletteController createPalette() {
+        try {
+            if (null == palette)
+                palette = PaletteFactory.createPalette(
+                        JAVA_PALETTE_FOLDER, 
+                        new MyActions(), 
+                        null, 
+                        new JavaDragAndDropHandler());
+            return palette;
+        } catch (IOException ex) {
+            Exceptions.printStackTrace(ex);
+        }
+        return null;
+    }
+
+    private static class MyActions extends PaletteActions {
+
+        //Add new buttons to the Palette Manager here:
+        @Override
+        public Action[] getImportActions() {
+            return null;
+        }
+
+        //Add new contextual menu items to the palette here:
+        @Override
+        public Action[] getCustomPaletteActions() {
+            return null;
+        }
+
+        //Add new contextual menu items to the categories here:
+        @Override
+        public Action[] getCustomCategoryActions(Lookup arg0) {
+            return null;
+        }
+
+        //Add new contextual menu items to the items here:
+        @Override
+        public Action[] getCustomItemActions(Lookup arg0) {
+            return null;
+        }
+
+        //Define the default action here:
+        @Override
+        public Action getPreferredAction(Lookup arg0) {
+            return null;
+        }
+
+    }
+
+    private static class JavaDragAndDropHandler extends DragAndDropHandler {
+
+        public JavaDragAndDropHandler() {
+            super(true);
+        }
+
+        @Override
+        public void customize(ExTransferable t, Lookup item) {
+            //do nothing
+        }
+    }
+
+}

java/java.editor/src/org/netbeans/modules/java/editor/palette/items/Item.java

@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.netbeans.modules.java.editor.palette.items;
+
+import javax.swing.text.BadLocationException;
+import javax.swing.text.JTextComponent;
+import org.netbeans.modules.java.editor.palette.items.resources.ItemCustomizer;
+import org.openide.text.ActiveEditorDrop;
+
+/**
+ *
+ * @author geertjan
+ */
+public class Item implements ActiveEditorDrop {
+
+    private String comment = "";
+
+    public Item() {
+    }
+
+    private String createBody() {
+        String comment = getComment();
+        StringBuilder buffer = new StringBuilder();
+        buffer.append( "/** " );
+        buffer.append( comment );
+        buffer.append( " */\n" );
+        buffer.append( "public static void main( String[] args ) {\n" );
+        buffer.append( "}\n\n" );
+        return buffer.toString();
+    }
+
+    @Override
+    public boolean handleTransfer(JTextComponent targetComponent) {
+
+        ItemCustomizer c = new ItemCustomizer(this, targetComponent);
+        boolean accept = c.showDialog();
+        if (accept) {
+            String body = createBody();
+            try {
+                JavaSourceFilePaletteUtilities.insert(body, targetComponent);
+            } catch (BadLocationException ble) {
+                accept = false;
+            }
+        }
+        return accept;
+
+    }
+
+    public String getComment() {
+        return comment;
+    }
+
+    public void setComment(String comment) {
+        this.comment = comment;
+    }
+
+}
+

java/java.editor/src/org/netbeans/modules/java/editor/palette/items/JavaSourceFilePaletteUtilities.java

@@ -0,0 +1,98 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.netbeans.modules.java.editor.palette.items;
+
+import java.io.IOException;
+import java.io.StringWriter;
+import java.io.Writer;
+import javax.swing.text.BadLocationException;
+import javax.swing.text.Caret;
+import javax.swing.text.Document;
+import javax.swing.text.JTextComponent;
+import javax.swing.text.StyledDocument;
+import org.openide.text.IndentEngine;
+import org.openide.text.NbDocument;
+import org.openide.util.Exceptions;
+
+/**
+ *
+ * @author geertjan
+ */
+public class JavaSourceFilePaletteUtilities {
+
+    public static void insert(final String s, final JTextComponent target) throws BadLocationException {
+
+        final StyledDocument doc = (StyledDocument) target.getDocument();
+        if (doc == null) {
+            return;
+        }
+
+        class InsertFormatedText implements Runnable {
+            @Override
+            public void run() {
+                try {
+                    insertFormated(s, target, doc);
+                } catch (BadLocationException ex) {
+                    Exceptions.printStackTrace(ex);
+                }
+            }
+        }
+        InsertFormatedText insert = new InsertFormatedText();
+
+        //This starts the run() in the Runnable above:
+        NbDocument.runAtomicAsUser(doc, insert);
+
+    }
+
+    private static int insertFormated(String s, JTextComponent target, Document doc) throws BadLocationException {
+
+        int start = -1;
+
+        try {
+
+            //Find the location in the editor,
+            //and if it is a selection, remove it,
+            //to be replaced by the dropped item:
+            Caret caret = target.getCaret();
+            int p0 = Math.min(caret.getDot(), caret.getMark());
+            int p1 = Math.max(caret.getDot(), caret.getMark());
+            doc.remove(p0, p1 - p0);
+
+            start = caret.getDot();
+
+            //Insert the string in the document,
+            //using the indentation engine
+            //to create the correct indentation:
+            IndentEngine engine = IndentEngine.find(doc);
+            StringWriter textWriter = new StringWriter();
+            try (Writer indentWriter = engine.createWriter(doc, start, textWriter)) {
+                indentWriter.write(s);
+            }
+
+            doc.insertString(start, textWriter.toString(), null);
+
+        } catch (IOException | BadLocationException ex) {
+            Exceptions.printStackTrace(ex);
+        }
+
+        return start;
+    }
+
+}

java/java.editor/src/org/netbeans/modules/java/editor/palette/items/resources/Bundle.properties

@@ -0,0 +1,10 @@
+NAME_html-ITEM=Main Method
+HINT_html-ITEM=\
+<html>\
+public static void main( String[] args ) {<br>\
+}<br>\
+</html>
+
+LBL_Customizer_InsertPrefix=Insert
+ItemCustomizer.commentField.text=
+ItemCustomizer.commentLabel.text_1=Comment:

java/java.editor/src/org/netbeans/modules/java/editor/palette/items/resources/Item.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */.
+-->
+<!DOCTYPE editor_palette_item PUBLIC "-//NetBeans//Editor Palette Item 1.0//EN" "http://www.netbeans.org/dtds/editor-palette-item-1_0.dtd">
+
+<editor_palette_item version="1.0">
+    <class name="org.netbeans.modules.java.editor.palette.items.Item" />
+
+    <icon16 urlvalue="org/netbeans/modules/java/editor/palette/items/resources/Item16.png" />
+    <icon32 urlvalue="org/netbeans/modules/java/editor/palette/items/resources/Item32.png" />
+    <description localizing-bundle="org/netbeans/modules/java/editor/palette/items/resources/Bundle"
+               display-name-key="NAME_html-ITEM"
+               tooltip-key="HINT_html-ITEM" />
+</editor_palette_item>