Java tutorial
/* * Copyright 2000-2009 JetBrains s.r.o. * * Licensed 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. */ /** * @author cdr */ package com.intellij.codeInspection.i18n; import gnu.trove.THashMap; import java.awt.BorderLayout; import java.io.IOException; import java.util.List; import java.util.Map; import java.util.Set; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.SwingUtilities; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import org.jetbrains.annotations.NonNls; import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.Nullable; import com.intellij.codeInsight.CodeInsightBundle; import com.intellij.codeInsight.intention.IntentionAction; import com.intellij.ide.fileTemplates.FileTemplate; import com.intellij.ide.fileTemplates.FileTemplateManager; import com.intellij.ide.fileTemplates.impl.FileTemplateConfigurable; import com.intellij.ide.highlighter.JavaFileType; import com.intellij.lang.properties.psi.I18nizedTextGenerator; import com.intellij.lang.properties.psi.PropertiesFile; import com.intellij.lang.properties.psi.PropertyCreationHandler; import com.intellij.lang.properties.psi.ResourceBundleManager; import com.intellij.lang.properties.references.I18nizeQuickFixDialog; import com.intellij.openapi.editor.Document; import com.intellij.openapi.editor.event.DocumentAdapter; import com.intellij.openapi.options.ShowSettingsUtil; import com.intellij.openapi.project.Project; import com.intellij.openapi.ui.Messages; import com.intellij.openapi.ui.ex.MultiLineLabel; import com.intellij.openapi.util.text.StringUtil; import com.intellij.psi.*; import com.intellij.ui.EditorComboBox; import com.intellij.ui.HyperlinkLabel; import com.intellij.util.ArrayUtil; import com.intellij.util.IncorrectOperationException; public class JavaI18nizeQuickFixDialog extends I18nizeQuickFixDialog { private final PsiLiteralExpression myLiteralExpression; private final JLabel myPreviewLabel; private final JPanel myHyperLinkPanel; private final JPanel myResourceBundleSuggester; private EditorComboBox myRBEditorTextField; private final JPanel myJavaCodeInfoPanel; private final JPanel myPreviewPanel; private PsiClassType myResourceBundleType; protected final ResourceBundleManager myResourceBundleManager; private final boolean myShowJavaCodeInfo; private final boolean myShowPreview; @NonNls public static final String PROPERTY_KEY_OPTION_KEY = "PROPERTY_KEY"; @NonNls private static final String RESOURCE_BUNDLE_OPTION_KEY = "RESOURCE_BUNDLE"; @NonNls public static final String PROPERTY_VALUE_ATTR = "PROPERTY_VALUE"; public JavaI18nizeQuickFixDialog(@NotNull Project project, @NotNull final PsiFile context, @Nullable final PsiLiteralExpression literalExpression, String defaultPropertyValue, DialogCustomization customization, final boolean showJavaCodeInfo, final boolean showPreview) { super(project, context, defaultPropertyValue, customization, true); ResourceBundleManager resourceBundleManager = null; try { resourceBundleManager = ResourceBundleManager.getManager(context); LOG.assertTrue(resourceBundleManager != null); } catch (ResourceBundleManager.ResourceBundleNotFoundException e) { LOG.error(e); } myResourceBundleManager = resourceBundleManager; JavaExtensibilityData data = new JavaExtensibilityData(); myExtensibilityPanel.setLayout(new BorderLayout()); myExtensibilityPanel.add(data.myPanel, BorderLayout.CENTER); myJavaCodeInfoPanel = data.myJavaCodeInfoPanel; myPreviewPanel = data.myPreviewPanel; myHyperLinkPanel = data.myHyperLinkPanel; myResourceBundleSuggester = data.myResourceBundleSuggester; myPreviewLabel = data.myPreviewLabel; myLiteralExpression = literalExpression; myShowPreview = showPreview; myResourceBundleSuggester.setLayout(new BorderLayout()); PsiElementFactory factory = JavaPsiFacade.getInstance(myProject).getElementFactory(); PsiClass resourceBundle = myResourceBundleManager.getResourceBundle(); myShowJavaCodeInfo = showJavaCodeInfo && myResourceBundleManager.canShowJavaCodeInfo(); if (myShowJavaCodeInfo) { LOG.assertTrue(resourceBundle != null); myResourceBundleType = factory.createType(resourceBundle); @NonNls String defaultVarName = "resourceBundle"; final JavaCodeFragmentFactory codeFragmentFactory = JavaCodeFragmentFactory.getInstance(project); PsiExpressionCodeFragment expressionCodeFragment = codeFragmentFactory .createExpressionCodeFragment(defaultVarName, myLiteralExpression, myResourceBundleType, true); Document document = PsiDocumentManager.getInstance(myProject).getDocument(expressionCodeFragment); myRBEditorTextField = new EditorComboBox(document, myProject, JavaFileType.INSTANCE); myResourceBundleSuggester.add(myRBEditorTextField, BorderLayout.CENTER); suggestAvailableResourceBundleExpressions(); myRBEditorTextField.addDocumentListener(new DocumentAdapter() { @Override public void documentChanged(com.intellij.openapi.editor.event.DocumentEvent e) { somethingChanged(); } }); } myHyperLinkPanel.setLayout(new BorderLayout()); final String templateName = getTemplateName(); if (templateName != null) { HyperlinkLabel link = new HyperlinkLabel( CodeInsightBundle.message("i18nize.dialog.template.link.label")); link.addHyperlinkListener(new HyperlinkListener() { @Override public void hyperlinkUpdate(HyperlinkEvent e) { final FileTemplateConfigurable configurable = new FileTemplateConfigurable(); final FileTemplate template = FileTemplateManager.getInstance().getCodeTemplate(templateName); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { configurable.setTemplate(template, null); } }); boolean ok = ShowSettingsUtil.getInstance().editConfigurable(myPanel, configurable); if (ok) { somethingChanged(); if (myShowJavaCodeInfo) { suggestAvailableResourceBundleExpressions(); } } } }); myHyperLinkPanel.add(link, BorderLayout.CENTER); } if (!myShowJavaCodeInfo) { myJavaCodeInfoPanel.setVisible(false); } if (!myShowPreview) { myPreviewPanel.setVisible(false); } init(); } public static boolean isAvailable(PsiFile file) { final Project project = file.getProject(); final String title = CodeInsightBundle.message("i18nize.dialog.error.jdk.title"); try { return ResourceBundleManager.getManager(file) != null; } catch (ResourceBundleManager.ResourceBundleNotFoundException e) { final IntentionAction fix = e.getFix(); if (fix != null) { if (Messages.showOkCancelDialog(project, e.getMessage(), title, Messages.getErrorIcon()) == OK_EXIT_CODE) { try { fix.invoke(project, null, file); return false; } catch (IncorrectOperationException e1) { LOG.error(e1); } } } Messages.showErrorDialog(project, e.getMessage(), title); return false; } } public PropertyCreationHandler getPropertyCreationHandler() { PropertyCreationHandler handler = myResourceBundleManager.getPropertyCreationHandler(); return handler != null ? handler : JavaI18nUtil.DEFAULT_PROPERTY_CREATION_HANDLER; } private void suggestAvailableResourceBundleExpressions() { String templateName = getTemplateName(); if (templateName == null) return; if (myShowJavaCodeInfo) { FileTemplate template = FileTemplateManager.getInstance().getCodeTemplate(templateName); boolean showResourceBundleSuggester = template.getText() .contains("${" + RESOURCE_BUNDLE_OPTION_KEY + "}"); myJavaCodeInfoPanel.setVisible(showResourceBundleSuggester); } Set<String> result = JavaI18nUtil.suggestExpressionOfType(myResourceBundleType, myLiteralExpression); if (result.isEmpty()) { result.add(getResourceBundleText()); } myRBEditorTextField.setHistory(ArrayUtil.toStringArray(result)); SwingUtilities.invokeLater(new Runnable() { @Override public void run() { myRBEditorTextField.setSelectedIndex(0); } }); } @Override protected void somethingChanged() { if (myShowPreview) { myPreviewLabel.setText(getI18nizedText()); } super.somethingChanged(); } @Nullable protected String getTemplateName() { return myResourceBundleManager.getTemplateName(); } @Override protected String defaultSuggestPropertyKey(String value) { return myResourceBundleManager.suggestPropertyKey(value); } @Override protected List<String> defaultSuggestPropertiesFiles() { return myResourceBundleManager.suggestPropertiesFiles(); } public String getI18nizedText() { String propertyKey = StringUtil.escapeStringCharacters(getKey()); I18nizedTextGenerator textGenerator = myResourceBundleManager.getI18nizedTextGenerator(); if (textGenerator != null) { return generateText(textGenerator, propertyKey, getPropertiesFile(), myLiteralExpression); } String templateName = getTemplateName(); LOG.assertTrue(templateName != null); FileTemplate template = FileTemplateManager.getInstance().getCodeTemplate(templateName); Map<String, String> attributes = new THashMap<String, String>(); attributes.put(PROPERTY_KEY_OPTION_KEY, propertyKey); attributes.put(RESOURCE_BUNDLE_OPTION_KEY, getResourceBundleText()); attributes.put(PROPERTY_VALUE_ATTR, StringUtil.escapeStringCharacters(myDefaultPropertyValue)); addAdditionalAttributes(attributes); String text = null; try { text = template.getText(attributes); } catch (IOException e) { LOG.error(e); } return text; } protected String generateText(final I18nizedTextGenerator textGenerator, final String propertyKey, final PropertiesFile propertiesFile, final PsiLiteralExpression literalExpression) { return textGenerator.getI18nizedText(propertyKey, propertiesFile, literalExpression); } protected void addAdditionalAttributes(final Map<String, String> attributes) { } private String getResourceBundleText() { return myShowJavaCodeInfo ? myRBEditorTextField.getText() : null; } public PsiLiteralExpression getLiteralExpression() { return myLiteralExpression; } public PsiExpression[] getParameters() { return PsiExpression.EMPTY_ARRAY; } static class JavaExtensibilityData { private JPanel myPreviewPanel; private JPanel myJavaCodeInfoPanel; private JPanel myPanel; private JPanel myHyperLinkPanel; private MultiLineLabel myPreviewLabel; private JPanel myResourceBundleSuggester; } }