plugins/IntelliLang/src/org/intellij/plugins/intelliLang/SettingsUI.java

   1 /*
   2  * Copyright 2006 Sascha Weinreuter
   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 org.intellij.plugins.intelliLang;
  18
  19 import com.intellij.openapi.extensions.Extensions;
  20 import com.intellij.openapi.options.Configurable;
  21 import com.intellij.openapi.options.ConfigurationException;
  22 import com.intellij.openapi.project.Project;
  23 import com.intellij.openapi.util.Comparing;
  24 import org.intellij.plugins.intelliLang.inject.LanguageInjectionSupport;
  25 import org.jetbrains.annotations.NotNull;
  26 import org.jetbrains.annotations.Nullable;
  27
  28 import javax.swing.*;
  29 import java.awt.*;
  30 import java.util.ArrayList;
  31 import java.util.Arrays;
  32 import java.util.Collections;
  33 import java.util.Comparator;
  34
  35 /**
  36  * Provides user interface for editing configuration settings.
  37  */
  38 class SettingsUI {
  39
  40   private Configurable[] myConfigurables;
  41
  42   private final JPanel myRoot = new JPanel(new BorderLayout());
  43   private final JTabbedPane myTabbedPane;
  44
  45
  46   SettingsUI(@NotNull final Project project, Configuration configuration) {
  47     myTabbedPane = new JTabbedPane(JTabbedPane.TOP);
  48     myRoot.add(myTabbedPane);
  49
  50     final ArrayList<Configurable> configurables = new ArrayList<Configurable>();
  51     for (LanguageInjectionSupport support : Extensions.getExtensions(LanguageInjectionSupport.EP_NAME)) {
  52       configurables.addAll(Arrays.asList(support.createSettings(project, configuration)));
  53     }
  54     Collections.sort(configurables, new Comparator<Configurable>() {
  55       public int compare(final Configurable o1, final Configurable o2) {
  56         return Comparing.compare(o1.getDisplayName(), o2.getDisplayName());
  57       }
  58     });
  59     configurables.add(0, new InjectionsSettingsUI(project, configuration));
  60     myConfigurables = configurables.toArray(new Configurable[configurables.size()]);
  61     for (Configurable configurable : configurables) {
  62       myTabbedPane.addTab(configurable.getDisplayName(), configurable.createComponent());
  63     }
  64   }
  65
  66   public JComponent createComponent() {
  67     return myRoot;
  68   }
  69
  70   @Nullable
  71   public Configurable getSelectedChild() {
  72     final int index = myTabbedPane.getSelectedIndex();
  73     if (index >= 0) return myConfigurables[index];
  74     return null;
  75   }
  76
  77   public boolean isModified() {
  78     for (Configurable configurable : myConfigurables) {
  79       if (configurable.isModified()) return true;
  80     }
  81     return false;
  82   }
  83
  84   public void apply() throws ConfigurationException {
  85     for (Configurable configurable : myConfigurables) {
  86       configurable.apply();
  87     }
  88   }
  89
  90   public void reset() {
  91     for (Configurable configurable : myConfigurables) {
  92       configurable.reset();
  93     }
  94   }
  95 }