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/*
* 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.replaceConstructorWithFactory;
import com.intellij.ide.util.TreeClassChooser;
import com.intellij.ide.util.TreeClassChooserFactory;
import com.intellij.openapi.help.HelpManager;
import com.intellij.openapi.options.ConfigurationException;
import com.intellij.openapi.project.Project;
import com.intellij.psi.*;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.refactoring.HelpID;
import com.intellij.refactoring.RefactoringBundle;
import com.intellij.refactoring.ui.NameSuggestionsField;
import com.intellij.refactoring.ui.RefactoringDialog;
import com.intellij.refactoring.util.CommonRefactoringUtil;
import com.intellij.ui.JavaReferenceEditorUtil;
import com.intellij.ui.ReferenceEditorWithBrowseButton;
import com.intellij.util.ArrayUtil;
import org.jetbrains.annotations.NonNls;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
/**
* @author dsl
*/
public class ReplaceConstructorWithFactoryDialog extends RefactoringDialog {
private NameSuggestionsField myNameField;
private final ReferenceEditorWithBrowseButton myTfTargetClassName;
private JComboBox myTargetClassNameCombo;
private final PsiClass myContainingClass;
private final PsiMethod myConstructor;
private final boolean myIsInner;
private NameSuggestionsField.DataChanged myNameChangedListener;
ReplaceConstructorWithFactoryDialog(Project project, PsiMethod constructor, PsiClass containingClass) {
super(project, true);
myContainingClass = containingClass;
myConstructor = constructor;
myIsInner = myContainingClass.getContainingClass() != null
&& !myContainingClass.hasModifierProperty(PsiModifier.STATIC);
setTitle(ReplaceConstructorWithFactoryHandler.REFACTORING_NAME);
myTfTargetClassName = JavaReferenceEditorUtil.createReferenceEditorWithBrowseButton(new ChooseClassAction(), "", project, true);
init();
}
protected void dispose() {
myNameField.removeDataChangedListener(myNameChangedListener);
super.dispose();
}
public String getName() {
return myNameField.getEnteredName();
}
protected void doHelpAction() {
HelpManager.getInstance().invokeHelp(HelpID.REPLACE_CONSTRUCTOR_WITH_FACTORY);
}
public JComponent getPreferredFocusedComponent() {
return myNameField.getFocusableComponent();
}
public String getTargetClassName() {
if (!myIsInner) {
return myTfTargetClassName.getText();
}
else {
return (String)myTargetClassNameCombo.getSelectedItem();
}
}
protected JComponent createNorthPanel() {
JPanel panel = new JPanel(new GridBagLayout());
GridBagConstraints gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.WEST;
gbc.fill = GridBagConstraints.BOTH;
gbc.insets = new Insets(4, 0, 4, 8);
gbc.gridwidth = 1;
gbc.gridx = 0;
gbc.gridy = 0;
panel.add(new JLabel(RefactoringBundle.message("factory.method.name.label")), gbc);
gbc.gridx++;
gbc.weightx = 1.0;
@NonNls final String[] nameSuggestions = new String[]{
"create" + myContainingClass.getName(),
"new" + myContainingClass.getName(),
"getInstance",
"newInstance"
};
myNameField = new NameSuggestionsField(nameSuggestions, getProject());
myNameChangedListener = new NameSuggestionsField.DataChanged() {
public void dataChanged() {
validateButtons();
}
};
myNameField.addDataChangedListener(myNameChangedListener);
panel.add(myNameField.getComponent(), gbc);
JPanel targetClassPanel = createTargetPanel();
gbc.gridx = 0;
gbc.gridy++;
gbc.gridwidth = 2;
panel.add(targetClassPanel, gbc);
return panel;
}
private JPanel createTargetPanel() {
JPanel targetClassPanel = new JPanel(new BorderLayout());
if (!myIsInner) {
JLabel label = new JLabel(RefactoringBundle.message("replace.constructor.with.factory.target.fq.name"));
label.setLabelFor(myTfTargetClassName);
targetClassPanel.add(label, BorderLayout.NORTH);
targetClassPanel.add(myTfTargetClassName, BorderLayout.CENTER);
myTfTargetClassName.setText(myContainingClass.getQualifiedName());
}
else {
ArrayList<String> list = new ArrayList<String>();
PsiElement parent = myContainingClass;
while (parent instanceof PsiClass) {
list.add(((PsiClass)parent).getQualifiedName());
parent = parent.getParent();
}
myTargetClassNameCombo = new JComboBox(ArrayUtil.toStringArray(list));
JLabel label = new JLabel(RefactoringBundle.message("replace.constructor.with.factory.target.fq.name"));
label.setLabelFor(myTargetClassNameCombo.getEditor().getEditorComponent());
targetClassPanel.add(label, BorderLayout.NORTH);
targetClassPanel.add(myTargetClassNameCombo, BorderLayout.CENTER);
}
return targetClassPanel;
}
protected String getDimensionServiceKey() {
return "#com.intellij.refactoring.replaceConstructorWithFactory.ReplaceConstructorWithFactoryDialog";
}
private class ChooseClassAction implements ActionListener {
public void actionPerformed(ActionEvent e) {
TreeClassChooser chooser = TreeClassChooserFactory.getInstance(getProject()).createProjectScopeChooser(
RefactoringBundle.message("choose.destination.class"));
chooser.selectDirectory(myContainingClass.getContainingFile().getContainingDirectory());
chooser.showDialog();
PsiClass aClass = chooser.getSelected();
if (aClass != null) {
myTfTargetClassName.setText(aClass.getQualifiedName());
}
}
}
protected JComponent createCenterPanel() {
return null;
}
protected void doAction() {
final Project project = getProject();
final PsiManager manager = PsiManager.getInstance(project);
final String targetClassName = getTargetClassName();
final PsiClass targetClass =
JavaPsiFacade.getInstance(manager.getProject()).findClass(targetClassName, GlobalSearchScope.allScope(project));
if (targetClass == null) {
String message = RefactoringBundle.getCannotRefactorMessage(RefactoringBundle.message("class.0.not.found", targetClassName));
CommonRefactoringUtil.showErrorMessage(ReplaceConstructorWithFactoryHandler.REFACTORING_NAME,
message, HelpID.REPLACE_CONSTRUCTOR_WITH_FACTORY, project);
return;
}
if (!CommonRefactoringUtil.checkReadOnlyStatus(project, targetClass)) return;
invokeRefactoring(new ReplaceConstructorWithFactoryProcessor(project, myConstructor, myContainingClass,
targetClass, getName()));
}
@Override
protected void canRun() throws ConfigurationException {
final String name = myNameField.getEnteredName();
final PsiNameHelper nameHelper = JavaPsiFacade.getInstance(myContainingClass.getProject()).getNameHelper();
if (!nameHelper.isIdentifier(name)) {
throw new ConfigurationException("\'" + name + "\' is invalid factory method name");
}
}
}
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