java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/ProjectJdkConfigurable.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.module.Module;
  20 import com.intellij.openapi.options.ConfigurationException;
  21 import com.intellij.openapi.options.UnnamedConfigurable;
  22 import com.intellij.openapi.project.Project;
  23 import com.intellij.openapi.project.ProjectBundle;
  24 import com.intellij.openapi.projectRoots.Sdk;
  25 import com.intellij.openapi.projectRoots.SdkModel;
  26 import com.intellij.openapi.roots.ProjectRootManager;
  27 import com.intellij.openapi.roots.ui.configuration.projectRoot.ModuleStructureConfigurable;
  28 import com.intellij.openapi.roots.ui.configuration.projectRoot.ProjectJdksModel;
  29 import com.intellij.openapi.roots.ui.configuration.projectRoot.StructureConfigurableContext;
  30 import com.intellij.openapi.roots.ui.configuration.projectRoot.daemon.ModuleProjectStructureElement;
  31 import com.intellij.openapi.util.Comparing;
  32 import com.intellij.openapi.util.Computable;
  33 import org.jetbrains.annotations.Nullable;
  34
  35 import javax.swing.*;
  36 import java.awt.*;
  37 import java.awt.event.ActionEvent;
  38 import java.awt.event.ActionListener;
  39
  40 /**
  41  * User: anna
  42  * Date: 05-Jun-2006
  43  */
  44 public class ProjectJdkConfigurable implements UnnamedConfigurable {
  45   private JdkComboBox myCbProjectJdk;
  46   private JPanel myJdkPanel;
  47   private final Project myProject;
  48   private final ProjectJdksModel myJdksModel;
  49   private final SdkModel.Listener myListener = new SdkModel.Listener() {
  50     public void sdkAdded(Sdk sdk) {
  51       reloadModel();
  52     }
  53
  54     public void beforeSdkRemove(Sdk sdk) {
  55       reloadModel();
  56     }
  57
  58     public void sdkChanged(Sdk sdk, String previousName) {
  59       reloadModel();
  60     }
  61
  62     public void sdkHomeSelected(Sdk sdk, String newSdkHome) {
  63       reloadModel();
  64     }
  65   };
  66
  67   private boolean myFreeze = false;
  68
  69   public ProjectJdkConfigurable(Project project, final ProjectJdksModel jdksModel) {
  70     myProject = project;
  71     myJdksModel = jdksModel;
  72     myJdksModel.addListener(myListener);
  73     init();
  74   }
  75
  76   @Nullable
  77   public Sdk getSelectedProjectJdk() {
  78     return myJdksModel.findSdk(myCbProjectJdk.getSelectedJdk());
  79   }
  80
  81   public JComponent createComponent() {
  82     return myJdkPanel;
  83   }
  84
  85   private void reloadModel() {
  86     myFreeze = true;
  87     final Sdk projectJdk = myJdksModel.getProjectJdk();
  88     myCbProjectJdk.reloadModel(new JdkComboBox.NoneJdkComboBoxItem(), myProject);
  89     final String sdkName = projectJdk == null ? ProjectRootManager.getInstance(myProject).getProjectJdkName() : projectJdk.getName();
  90     if (sdkName != null) {
  91       final Sdk jdk = myJdksModel.findSdk(sdkName);
  92       if (jdk != null) {
  93         myCbProjectJdk.setSelectedJdk(jdk);
  94       } else {
  95         myCbProjectJdk.setInvalidJdk(sdkName);
  96         clearCaches();
  97       }
  98     } else {
  99       myCbProjectJdk.setSelectedJdk(null);
 100     }
 101     myFreeze = false;
 102   }
 103
 104   private void init() {
 105     myJdkPanel = new JPanel(new GridBagLayout());
 106     myCbProjectJdk = new JdkComboBox(myJdksModel);
 107     myCbProjectJdk.insertItemAt(new JdkComboBox.NoneJdkComboBoxItem(), 0);
 108     myCbProjectJdk.addActionListener(new ActionListener() {
 109       public void actionPerformed(ActionEvent e) {
 110         if (myFreeze) return;
 111         final Sdk oldJdk = myJdksModel.getProjectJdk();
 112         myJdksModel.setProjectJdk(myCbProjectJdk.getSelectedJdk());
 113         clearCaches();
 114       }
 115     });
 116     myJdkPanel.add(new JLabel(ProjectBundle.message("module.libraries.target.jdk.project.radio")), new GridBagConstraints(0, 0, 3, 1, 0, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(0, 0, 4, 0), 0, 0));
 117     myJdkPanel.add(myCbProjectJdk, new GridBagConstraints(0, 1, 1, 1, 0, 1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(0, 4, 0, 0), 0, 0));
 118     final JButton setUpButton = myCbProjectJdk.createSetupButton(myProject, myJdksModel, new JdkComboBox.NoneJdkComboBoxItem());
 119     myJdkPanel.add(setUpButton, new GridBagConstraints(1, 1, 1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, new Insets(0, 4, 0, 0), 0, 0));
 120     myCbProjectJdk.appendEditButton(myProject, myJdkPanel, new GridBagConstraints(GridBagConstraints.RELATIVE, 1, 1, 1, 1.0, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(0, 4, 0, 0), 0, 0), new Computable<Sdk>() {
 121       @Nullable
 122       public Sdk compute() {
 123         return myJdksModel.getProjectJdk();
 124       }
 125     });
 126   }
 127
 128   private void clearCaches() {
 129     final ModuleStructureConfigurable rootConfigurable = ModuleStructureConfigurable.getInstance(myProject);
 130     Module[] modules = rootConfigurable.getModules();
 131     for (Module module : modules) {
 132       final StructureConfigurableContext context = rootConfigurable.getContext();
 133       context.getDaemonAnalyzer().queueUpdate(new ModuleProjectStructureElement(context, module));
 134     }
 135   }
 136
 137   public boolean isModified() {
 138     final Sdk projectJdk = ProjectRootManager.getInstance(myProject).getProjectJdk();
 139     return !Comparing.equal(projectJdk, getSelectedProjectJdk());
 140   }
 141
 142   public void apply() throws ConfigurationException {
 143     ProjectRootManager.getInstance(myProject).setProjectJdk(getSelectedProjectJdk());
 144   }
 145
 146   public void reset() {
 147     reloadModel();
 148
 149     final String sdkName = ProjectRootManager.getInstance(myProject).getProjectJdkName();
 150     if (sdkName != null) {
 151       final Sdk jdk = myJdksModel.findSdk(sdkName);
 152       if (jdk != null) {
 153         myCbProjectJdk.setSelectedJdk(jdk);
 154       } else {
 155         myCbProjectJdk.setInvalidJdk(sdkName);
 156       }
 157     } else {
 158       myCbProjectJdk.setSelectedJdk(null);
 159     }
 160   }
 161
 162   public void disposeUIResources() {
 163     myJdksModel.removeListener(myListener);
 164     myJdkPanel = null;
 165     myCbProjectJdk = null;
 166   }
 167
 168 }