| /* |
| * 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.lib.editor.codetemplates; |
| |
| import java.awt.Color; |
| import java.awt.Font; |
| import java.awt.Graphics; |
| import java.awt.event.KeyEvent; |
| import javax.swing.ImageIcon; |
| import javax.swing.text.BadLocationException; |
| import javax.swing.text.Document; |
| import javax.swing.text.JTextComponent; |
| import org.netbeans.api.editor.completion.Completion; |
| import org.netbeans.editor.BaseDocument; |
| import org.netbeans.editor.Utilities; |
| import org.netbeans.lib.editor.codetemplates.api.CodeTemplate; |
| import org.netbeans.spi.editor.completion.CompletionDocumentation; |
| import org.netbeans.spi.editor.completion.CompletionItem; |
| import org.netbeans.spi.editor.completion.CompletionResultSet; |
| import org.netbeans.spi.editor.completion.CompletionTask; |
| import org.netbeans.spi.editor.completion.support.AsyncCompletionQuery; |
| import org.netbeans.spi.editor.completion.support.AsyncCompletionTask; |
| import org.netbeans.spi.editor.completion.support.CompletionUtilities; |
| import org.openide.util.Exceptions; |
| import org.openide.util.ImageUtilities; |
| import org.openide.util.NbBundle; |
| |
| /** |
| * Code template completion result item. |
| * |
| * @author Miloslav Metelka |
| */ |
| public final class CodeTemplateCompletionItem implements CompletionItem { |
| |
| private static ImageIcon icon; |
| |
| private final CodeTemplate codeTemplate; |
| private final boolean abbrevBased; |
| |
| private String rightText; |
| |
| public CodeTemplateCompletionItem(CodeTemplate codeTemplate, boolean abbrevBased) { |
| this.codeTemplate = codeTemplate; |
| this.abbrevBased = abbrevBased; |
| } |
| |
| private String getLeftText() { |
| String description = codeTemplate.getDescription(); |
| if (description == null) { |
| description = CodeTemplateApiPackageAccessor.get().getSingleLineText(codeTemplate); |
| } |
| return description.trim(); |
| } |
| |
| private String getRightText() { |
| if (rightText == null) { |
| rightText = ParametrizedTextParser.toHtmlText(codeTemplate.getAbbreviation()); |
| } |
| return rightText; |
| } |
| |
| public int getPreferredWidth(Graphics g, Font defaultFont) { |
| return CompletionUtilities.getPreferredWidth(getLeftText(), getRightText(), |
| g, defaultFont); |
| } |
| |
| public void render(Graphics g, Font defaultFont, Color defaultColor, |
| Color backgroundColor, int width, int height, boolean selected) { |
| |
| if (icon == null) { |
| icon = ImageUtilities.loadImageIcon("org/netbeans/lib/editor/codetemplates/resources/code_template.png", false); // NOI18N |
| } |
| CompletionUtilities.renderHtml(icon, getLeftText(), getRightText(), |
| g, defaultFont, defaultColor, width, height, selected); |
| } |
| |
| public void defaultAction(JTextComponent component) { |
| Completion.get().hideAll(); |
| // Remove the typed part |
| Document doc = component.getDocument(); |
| int caretOffset = component.getSelectionStart(); |
| int prefixLength = 0; |
| try { |
| String ident = Utilities.getIdentifierBefore((BaseDocument)doc, caretOffset); |
| if (ident != null) { |
| prefixLength = ident.length(); |
| } |
| } catch (BadLocationException ex) { |
| Exceptions.printStackTrace(ex); |
| } |
| if (prefixLength > 0) { |
| try { |
| // Remove the typed prefix |
| doc.remove(caretOffset - prefixLength, prefixLength); |
| } catch (BadLocationException ble) { |
| } |
| } |
| codeTemplate.insert(component); |
| } |
| |
| public void processKeyEvent(KeyEvent evt) { |
| } |
| |
| public boolean instantSubstitution(JTextComponent component) { |
| // defaultAction(component); |
| return false; |
| } |
| |
| public CompletionTask createDocumentationTask() { |
| return new AsyncCompletionTask(new DocQuery(codeTemplate)); |
| } |
| |
| public CompletionTask createToolTipTask() { |
| return null; |
| } |
| |
| public int getSortPriority() { |
| return 650; |
| } |
| |
| public CharSequence getSortText() { |
| return ""; //NOI18N |
| } |
| |
| public CharSequence getInsertPrefix() { |
| if (abbrevBased) { |
| return codeTemplate.getAbbreviation(); |
| } |
| String insertPrefix = codeTemplate.getParametrizedText(); |
| int dollarIndex = insertPrefix.indexOf("${"); // NOI18N |
| if (dollarIndex >= 0) { |
| insertPrefix = insertPrefix.substring(0, dollarIndex); |
| } |
| return insertPrefix; |
| } |
| |
| private static final class DocQuery extends AsyncCompletionQuery { |
| |
| private CodeTemplate codeTemplate; |
| |
| DocQuery(CodeTemplate codeTemplate) { |
| this.codeTemplate = codeTemplate; |
| } |
| |
| protected void query(CompletionResultSet resultSet, Document doc, int caretOffset) { |
| StringBuffer sb = new StringBuffer(); // NOI18N |
| |
| sb.append("<html><pre>"); //NOI18N |
| ParametrizedTextParser.parseToHtml(sb, codeTemplate.getParametrizedText()); |
| sb.append("</pre>"); // NOI18N |
| |
| String desc = codeTemplate.getDescription(); |
| if (desc != null && desc.length() > 0) { |
| sb.append("<p>").append(desc).append("</p>"); //NOI18N |
| } |
| |
| // Append abbreviation |
| CodeTemplateManagerOperation operation = CodeTemplateApiPackageAccessor.get().getOperation(codeTemplate); |
| sb.append("<p>"); //NOI18N |
| sb.append(NbBundle.getMessage(CodeTemplateCompletionItem.class, |
| "DOC_ITEM_Abbreviation", //NOI18N |
| ParametrizedTextParser.toHtmlText(codeTemplate.getAbbreviation()), |
| operation.getExpandKeyStrokeText() |
| )); |
| sb.append("<p>"); //NOI18N |
| |
| resultSet.setDocumentation(new DocItem(sb.toString())); |
| resultSet.finish(); |
| } |
| |
| } |
| |
| private static final class DocItem implements CompletionDocumentation { |
| |
| private String text; |
| |
| DocItem(String text) { |
| this.text = text; |
| } |
| |
| public String getText() { |
| return text; |
| } |
| |
| public CompletionDocumentation resolveLink(String link) { |
| return null; |
| } |
| |
| public java.net.URL getURL() { |
| return null; |
| } |
| |
| |
| public javax.swing.Action getGotoSourceAction() { |
| return null; |
| } |
| } // End of DocItem class |
| |
| } |