Java tutorial
/* * Copyright 2016 Alexandr Evstigneev * * 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.perl5.lang.perl.idea.configuration.module; import com.intellij.openapi.Disposable; import com.intellij.openapi.application.ApplicationBundle; import com.intellij.openapi.module.Module; import com.intellij.openapi.project.Project; import com.intellij.openapi.project.ProjectBundle; import com.intellij.openapi.projectRoots.Sdk; import com.intellij.openapi.projectRoots.SdkModel; import com.intellij.openapi.projectRoots.SdkTypeId; import com.intellij.openapi.roots.ModifiableRootModel; import com.intellij.openapi.roots.ui.configuration.JdkComboBox; import com.intellij.openapi.roots.ui.configuration.projectRoot.ModuleStructureConfigurable; import com.intellij.openapi.roots.ui.configuration.projectRoot.ProjectSdksModel; import com.intellij.openapi.roots.ui.configuration.projectRoot.StructureConfigurableContext; import com.intellij.openapi.roots.ui.configuration.projectRoot.daemon.ModuleProjectStructureElement; import com.intellij.openapi.ui.Messages; import com.intellij.openapi.util.Computable; import com.intellij.openapi.util.Condition; import com.perl5.lang.perl.idea.sdk.PerlSdkType; import org.jetbrains.annotations.Nullable; import javax.swing.*; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; /** * Created by hurricup on 01.06.2016. */ public abstract class PerlModuleSdkConfigurable implements Disposable { private final ProjectSdksModel myJdksModel; private JdkComboBox myCbModuleJdk; private JPanel myJdkPanel; private boolean myFreeze = false; private final SdkModel.Listener myListener = new SdkModel.Listener() { @Override public void sdkAdded(Sdk sdk) { reloadModel(); } @Override public void beforeSdkRemove(Sdk sdk) { reloadModel(); } @Override public void sdkChanged(Sdk sdk, String previousName) { reloadModel(); } @Override public void sdkHomeSelected(Sdk sdk, String newSdkHome) { reloadModel(); } }; public PerlModuleSdkConfigurable(ProjectSdksModel jdksModel) { myJdksModel = jdksModel; myJdksModel.addListener(myListener); init(); reloadModel(); } public JComponent createComponent() { return myJdkPanel; } private void reloadModel() { myFreeze = true; myCbModuleJdk.reloadModel(new JdkComboBox.ProjectJdkComboBoxItem(), getRootModel().getModule().getProject()); reset(); myFreeze = false; } protected abstract ModifiableRootModel getRootModel(); public void setSdk(final Sdk newJDK) { final ModifiableRootModel model = getRootModel(); if (newJDK != null) { model.setSdk(newJDK); } else { model.inheritSdk(); } } private void init() { myJdkPanel = new JPanel(new GridBagLayout()); myCbModuleJdk = new JdkComboBox(myJdksModel, new Condition<SdkTypeId>() { @Override public boolean value(SdkTypeId sdkTypeId) { return sdkTypeId == PerlSdkType.getInstance(); } }); myCbModuleJdk.insertItemAt(new JdkComboBox.ProjectJdkComboBoxItem(), 0); myCbModuleJdk.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { if (myFreeze) { return; } final Sdk newJdk = myCbModuleJdk.getSelectedJdk(); setSdk(newJdk); clearCaches(); } }); myJdkPanel.add(new JLabel(ProjectBundle.message("module.libraries.target.jdk.module.radio")), new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(12, 6, 12, 0), 0, 0)); myJdkPanel.add(myCbModuleJdk, new GridBagConstraints(1, 0, 1, 1, 0, 1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(6, 6, 12, 0), 0, 0)); final Project project = getRootModel().getModule().getProject(); final JButton setUpButton = new JButton(ApplicationBundle.message("button.new")); myCbModuleJdk.setSetupButton(setUpButton, project, myJdksModel, new JdkComboBox.ProjectJdkComboBoxItem(), new Condition<Sdk>() { @Override public boolean value(Sdk jdk) { final Sdk projectJdk = myJdksModel.getProjectSdk(); if (projectJdk == null) { final int res = Messages.showYesNoDialog(myJdkPanel, ProjectBundle.message("project.roots.no.jdk.on.project.message"), ProjectBundle.message("project.roots.no.jdk.on.project.title"), Messages.getInformationIcon()); if (res == Messages.YES) { myJdksModel.setProjectSdk(jdk); return true; } } return false; } }, true); myJdkPanel.add(setUpButton, new GridBagConstraints(2, 0, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 4, 7, 0), 0, 0)); final JButton editButton = new JButton(ApplicationBundle.message("button.edit")); myCbModuleJdk.setEditButton(editButton, getRootModel().getModule().getProject(), new Computable<Sdk>() { @Override @Nullable public Sdk compute() { return getRootModel().getSdk(); } }); myJdkPanel.add(editButton, new GridBagConstraints(GridBagConstraints.RELATIVE, 0, 1, 1, 1.0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 4, 7, 0), 0, 0)); } private void clearCaches() { final Module module = getRootModel().getModule(); final Project project = module.getProject(); final StructureConfigurableContext context = ModuleStructureConfigurable.getInstance(project).getContext(); context.getDaemonAnalyzer().queueUpdate(new ModuleProjectStructureElement(context, module)); } public void reset() { myFreeze = true; final String jdkName = getRootModel().getSdkName(); if (jdkName != null && !getRootModel().isSdkInherited()) { Sdk selectedModuleJdk = myJdksModel.findSdk(jdkName); if (selectedModuleJdk != null) { myCbModuleJdk.setSelectedJdk(selectedModuleJdk); } else { myCbModuleJdk.setInvalidJdk(jdkName); clearCaches(); } } else { myCbModuleJdk.setSelectedJdk(null); } myFreeze = false; } @Override public void dispose() { myJdksModel.removeListener(myListener); } }