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. */ package com.intellij.refactoring.migration; import java.awt.Dimension; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Insets; import javax.swing.ButtonGroup; import javax.swing.JComponent; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JRadioButton; import org.jetbrains.annotations.Nullable; import com.intellij.lang.Language; import com.intellij.lang.java.JavaLanguage; import com.intellij.openapi.editor.Document; import com.intellij.openapi.project.Project; import com.intellij.openapi.ui.DialogWrapper; import com.intellij.psi.JavaCodeFragment; import com.intellij.psi.JavaCodeFragmentFactory; import com.intellij.psi.JavaPsiFacade; import com.intellij.psi.PsiDocumentManager; import com.intellij.psi.PsiJavaPackage; import com.intellij.psi.PsiManager; import com.intellij.psi.PsiNameHelper; import com.intellij.refactoring.RefactoringBundle; import com.intellij.ui.EditorTextField; import com.intellij.ui.LanguageTextField; public class EditMigrationEntryDialog extends DialogWrapper { private JRadioButton myRbPackage; private JRadioButton myRbClass; private EditorTextField myOldNameField; private EditorTextField myNewNameField; private final Project myProject; public EditMigrationEntryDialog(Project project) { super(project, true); myProject = project; setTitle(RefactoringBundle.message("edit.migration.entry.title")); setHorizontalStretch(1.2f); init(); } public JComponent getPreferredFocusedComponent() { return myOldNameField; } protected JComponent createCenterPanel() { return null; } protected JComponent createNorthPanel() { JPanel panel = new JPanel(new GridBagLayout()); GridBagConstraints gbConstraints = new GridBagConstraints(); gbConstraints.insets = new Insets(4, 4, 4, 4); gbConstraints.weighty = 0; gbConstraints.gridwidth = GridBagConstraints.RELATIVE; gbConstraints.fill = GridBagConstraints.BOTH; gbConstraints.weightx = 0; myRbPackage = new JRadioButton(RefactoringBundle.message("migration.entry.package")); panel.add(myRbPackage, gbConstraints); gbConstraints.gridwidth = GridBagConstraints.RELATIVE; gbConstraints.fill = GridBagConstraints.BOTH; gbConstraints.weightx = 0; myRbClass = new JRadioButton(RefactoringBundle.message("migration.entry.class")); panel.add(myRbClass, gbConstraints); gbConstraints.gridwidth = GridBagConstraints.REMAINDER; gbConstraints.fill = GridBagConstraints.BOTH; gbConstraints.weightx = 1; panel.add(new JPanel(), gbConstraints); ButtonGroup buttonGroup = new ButtonGroup(); buttonGroup.add(myRbPackage); buttonGroup.add(myRbClass); gbConstraints.weightx = 0; gbConstraints.gridwidth = GridBagConstraints.RELATIVE; gbConstraints.fill = GridBagConstraints.NONE; JLabel oldNamePrompt = new JLabel(RefactoringBundle.message("migration.entry.old.name")); panel.add(oldNamePrompt, gbConstraints); gbConstraints.gridwidth = GridBagConstraints.REMAINDER; gbConstraints.fill = GridBagConstraints.HORIZONTAL; gbConstraints.weightx = 1; final LanguageTextField.DocumentCreator documentCreator = new LanguageTextField.DocumentCreator() { @Override public Document createDocument(String value, @Nullable Language language, Project project) { PsiJavaPackage defaultPackage = JavaPsiFacade.getInstance(project).findPackage(""); final JavaCodeFragment fragment = JavaCodeFragmentFactory.getInstance(project) .createReferenceCodeFragment("", defaultPackage, true, true); return PsiDocumentManager.getInstance(project).getDocument(fragment); } }; myOldNameField = new LanguageTextField(JavaLanguage.INSTANCE, myProject, "", documentCreator); panel.add(myOldNameField, gbConstraints); gbConstraints.weightx = 0; gbConstraints.gridwidth = GridBagConstraints.RELATIVE; gbConstraints.fill = GridBagConstraints.NONE; JLabel newNamePrompt = new JLabel(RefactoringBundle.message("migration.entry.new.name")); panel.add(newNamePrompt, gbConstraints); gbConstraints.gridwidth = GridBagConstraints.REMAINDER; gbConstraints.fill = GridBagConstraints.HORIZONTAL; gbConstraints.weightx = 1; myNewNameField = new LanguageTextField(JavaLanguage.INSTANCE, myProject, "", documentCreator); panel.setPreferredSize(new Dimension(300, panel.getPreferredSize().height)); panel.add(myNewNameField, gbConstraints); final com.intellij.openapi.editor.event.DocumentAdapter documentAdapter = new com.intellij.openapi.editor.event.DocumentAdapter() { @Override public void documentChanged(com.intellij.openapi.editor.event.DocumentEvent e) { validateOKButton(); } }; myOldNameField.getDocument().addDocumentListener(documentAdapter); myNewNameField.getDocument().addDocumentListener(documentAdapter); return panel; } private void validateOKButton() { boolean isEnabled = true; String text = myOldNameField.getText(); text = text.trim(); PsiManager manager = PsiManager.getInstance(myProject); if (!PsiNameHelper.getInstance(manager.getProject()).isQualifiedName(text)) { isEnabled = false; } text = myNewNameField.getText(); text = text.trim(); if (!PsiNameHelper.getInstance(manager.getProject()).isQualifiedName(text)) { isEnabled = false; } setOKActionEnabled(isEnabled); } public void setEntry(MigrationMapEntry entry) { myOldNameField.setText(entry.getOldName()); myNewNameField.setText(entry.getNewName()); myRbPackage.setSelected(entry.getType() == MigrationMapEntry.PACKAGE); myRbClass.setSelected(entry.getType() == MigrationMapEntry.CLASS); validateOKButton(); } public void updateEntry(MigrationMapEntry entry) { entry.setOldName(myOldNameField.getText().trim()); entry.setNewName(myNewNameField.getText().trim()); if (myRbPackage.isSelected()) { entry.setType(MigrationMapEntry.PACKAGE); entry.setRecursive(true); } else { entry.setType(MigrationMapEntry.CLASS); } } }