java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/ModuleJdkConfigurable.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.intellij.openapi.roots.ui.configuration;
  18
  19 import com.intellij.openapi.Disposable;
  20 import com.intellij.openapi.module.Module;
  21 import com.intellij.openapi.project.Project;
  22 import com.intellij.openapi.project.ProjectBundle;
  23 import com.intellij.openapi.projectRoots.Sdk;
  24 import com.intellij.openapi.projectRoots.SdkModel;
  25 import com.intellij.openapi.roots.ModifiableRootModel;
  26 import com.intellij.openapi.roots.ui.configuration.projectRoot.ModuleStructureConfigurable;
  27 import com.intellij.openapi.roots.ui.configuration.projectRoot.ProjectJdksModel;
  28 import com.intellij.openapi.roots.ui.configuration.projectRoot.StructureConfigurableContext;
  29 import com.intellij.openapi.roots.ui.configuration.projectRoot.daemon.ModuleProjectStructureElement;
  30 import com.intellij.openapi.ui.DialogWrapper;
  31 import com.intellij.openapi.ui.Messages;
  32 import com.intellij.openapi.util.Computable;
  33 import com.intellij.openapi.util.Condition;
  34 import org.jetbrains.annotations.Nullable;
  35
  36 import javax.swing.*;
  37 import java.awt.*;
  38 import java.awt.event.ActionEvent;
  39 import java.awt.event.ActionListener;
  40
  41 /**
  42  * User: anna
  43  * Date: 05-Jun-2006
  44  */
  45 public class ModuleJdkConfigurable implements Disposable {
  46   private JdkComboBox myCbModuleJdk;
  47   private Sdk mySelectedModuleJdk = null;
  48   private final ModifiableRootModel myRootModel;
  49   private JPanel myJdkPanel;
  50   private ClasspathEditor myModuleEditor;
  51   private final ProjectJdksModel myJdksModel;
  52   private boolean myFreeze = false;
  53   private final SdkModel.Listener myListener = new SdkModel.Listener() {
  54     public void sdkAdded(Sdk sdk) {
  55       reloadModel();
  56     }
  57
  58     public void beforeSdkRemove(Sdk sdk) {
  59       reloadModel();
  60     }
  61
  62     public void sdkChanged(Sdk sdk, String previousName) {
  63       reloadModel();
  64     }
  65
  66     public void sdkHomeSelected(Sdk sdk, String newSdkHome) {
  67       reloadModel();
  68     }
  69   };
  70
  71   public ModuleJdkConfigurable(ClasspathEditor moduleEditor, ModifiableRootModel model, ProjectJdksModel jdksModel) {
  72     myModuleEditor = moduleEditor;
  73     myRootModel = model;
  74     myJdksModel = jdksModel;
  75     myJdksModel.addListener(myListener);
  76     init();
  77   }
  78
  79   /**
  80    * @return null if JDK should be inherited
  81    */
  82   @Nullable
  83   public Sdk getSelectedModuleJdk() {
  84     return myJdksModel.findSdk(mySelectedModuleJdk);
  85   }
  86
  87   public boolean isInheritJdk() {
  88     return myCbModuleJdk.getSelectedItem()instanceof JdkComboBox.ProjectJdkComboBoxItem;
  89   }
  90
  91   public JComponent createComponent() {
  92     return myJdkPanel;
  93   }
  94
  95   private void reloadModel() {
  96     myFreeze = true;
  97     myCbModuleJdk.reloadModel(new JdkComboBox.ProjectJdkComboBoxItem(), myRootModel.getModule().getProject());
  98     reset();
  99     myFreeze = false;
 100   }
 101
 102   private void init() {
 103     myJdkPanel = new JPanel(new GridBagLayout());
 104     myCbModuleJdk = new JdkComboBox(myJdksModel);
 105     myCbModuleJdk.insertItemAt(new JdkComboBox.ProjectJdkComboBoxItem(), 0);
 106     myCbModuleJdk.addActionListener(new ActionListener() {
 107       public void actionPerformed(ActionEvent e) {
 108         if (myFreeze) return;
 109         final Sdk oldJdk = myRootModel.getSdk();
 110         mySelectedModuleJdk = myCbModuleJdk.getSelectedJdk();
 111         final Sdk selectedModuleJdk = getSelectedModuleJdk();
 112         if (selectedModuleJdk != null) {
 113           myRootModel.setSdk(selectedModuleJdk);
 114         }
 115         else {
 116           myRootModel.inheritSdk();
 117         }
 118         clearCaches(oldJdk, selectedModuleJdk);
 119         myModuleEditor.flushChangesToModel();
 120       }
 121     });
 122     myJdkPanel.add(new JLabel(ProjectBundle.message("module.libraries.target.jdk.module.radio")),
 123                    new GridBagConstraints(0, 0, 1, 1, 0, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(12, 6, 12, 0), 0, 0));
 124     myJdkPanel.add(myCbModuleJdk, new GridBagConstraints(1, 0, 1, 1, 0, 1.0,
 125                                                          GridBagConstraints.NORTHWEST, GridBagConstraints.NONE,
 126                                                          new Insets(6, 6, 12, 0), 0, 0));
 127     final Project project = myRootModel.getModule().getProject();
 128     final JButton setUpButton = myCbModuleJdk
 129       .createSetupButton(project, myJdksModel, new JdkComboBox.ProjectJdkComboBoxItem(), new Condition<Sdk>(){
 130         public boolean value(Sdk jdk) {
 131           final Sdk projectJdk = myJdksModel.getProjectJdk();
 132           if (projectJdk == null){
 133             final int res =
 134               Messages.showYesNoDialog(myJdkPanel,
 135                                        ProjectBundle.message("project.roots.no.jdk.on.project.message"),
 136                                        ProjectBundle.message("project.roots.no.jdk.on.projecct.title"),
 137                                        Messages.getInformationIcon());
 138             if (res == DialogWrapper.OK_EXIT_CODE){
 139               myJdksModel.setProjectJdk(jdk);
 140               return true;
 141             }
 142           }
 143           return false;
 144         }
 145       }, true);
 146     myJdkPanel.add(setUpButton, new GridBagConstraints(2, 0, 1, 1, 0, 0,
 147                                                        GridBagConstraints.WEST, GridBagConstraints.NONE,
 148                                                        new Insets(0, 4, 7, 0), 0, 0));
 149     myCbModuleJdk.appendEditButton(myRootModel.getModule().getProject(), myJdkPanel, new GridBagConstraints(GridBagConstraints.RELATIVE, 0, 1, 1, 1.0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 4, 7, 0), 0, 0) , new Computable<Sdk>() {
 150       @Nullable
 151       public Sdk compute() {
 152         return myRootModel.getSdk();
 153       }
 154     });
 155   }
 156
 157   private void clearCaches(final Sdk oldJdk, final Sdk selectedModuleJdk) {
 158     final Module module = myRootModel.getModule();
 159     final Project project = module.getProject();
 160     final StructureConfigurableContext context = ModuleStructureConfigurable.getInstance(project).getContext();
 161     context.getDaemonAnalyzer().queueUpdate(new ModuleProjectStructureElement(context, module));
 162   }
 163
 164   public void reset() {
 165     myFreeze = true;
 166     final String jdkName = myRootModel.getSdkName();
 167     if (jdkName != null && !myRootModel.isSdkInherited()) {
 168       mySelectedModuleJdk = myJdksModel.findSdk(jdkName);
 169       if (mySelectedModuleJdk != null) {
 170         myCbModuleJdk.setSelectedJdk(mySelectedModuleJdk);
 171       } else {
 172         myCbModuleJdk.setInvalidJdk(jdkName);
 173         clearCaches(null, null);
 174       }
 175     }
 176     else {
 177       myCbModuleJdk.setSelectedJdk(null);
 178     }
 179     myFreeze = false;
 180   }
 181
 182   public void dispose() {
 183     myModuleEditor = null;
 184     myCbModuleJdk = null;
 185     myJdkPanel = null;
 186     myJdksModel.removeListener(myListener);
 187   }
 188 }