source/com/intellij/util/xml/impl/DomElementsNavigationManagerImpl.java

   1 /*
   2  * Copyright (c) 2000-2006 JetBrains s.r.o. All Rights Reserved.
   3  */
   4
   5 package com.intellij.util.xml.impl;
   6
   7 import com.intellij.util.xml.DomElementsNavigationManager;
   8 import com.intellij.util.xml.DomElementNavigateProvider;
   9 import com.intellij.util.xml.DomElement;
  10 import com.intellij.openapi.components.ProjectComponent;
  11 import com.intellij.openapi.project.Project;
  12 import com.intellij.openapi.fileEditor.OpenFileDescriptor;
  13 import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx;
  14
  15 import java.util.*;
  16
  17 import org.jetbrains.annotations.NonNls;
  18
  19 /**
  20  * User: Sergey.Vasiliev
  21  */
  22 public class DomElementsNavigationManagerImpl extends DomElementsNavigationManager implements ProjectComponent {
  23   private Map<String, DomElementNavigateProvider> myProviders = new HashMap<String, DomElementNavigateProvider>();
  24   private Project myProject;
  25
  26   private DomElementNavigateProvider myTextEditorProvider = new MyDomElementNavigateProvider();
  27
  28   public DomElementsNavigationManagerImpl(final Project project) {
  29     myProject = project;
  30     myProviders.put(myTextEditorProvider.getProviderName(), myTextEditorProvider);
  31   }
  32
  33   public Set<DomElementNavigateProvider> getDomElementsNavigateProviders(DomElement domElement) {
  34     Set<DomElementNavigateProvider> result = new HashSet<DomElementNavigateProvider>();
  35
  36     for (DomElementNavigateProvider navigateProvider : myProviders.values()) {
  37       if (navigateProvider.canNavigate(domElement)) result.add(navigateProvider) ;
  38     }
  39     return result;
  40   }
  41
  42   public DomElementNavigateProvider getDomElementsNavigateProvider(String providerName) {
  43     return myProviders.get(providerName);
  44   }
  45
  46   public void registerDomElementsNavigateProvider(DomElementNavigateProvider provider) {
  47     myProviders.put(provider.getProviderName(), provider);
  48   }
  49
  50   public void projectOpened() {
  51
  52   }
  53
  54   public void projectClosed() {
  55
  56   }
  57
  58   @NonNls
  59   public String getComponentName() {
  60     return getClass().getName();
  61   }
  62
  63   public void initComponent() {
  64
  65   }
  66
  67   public void disposeComponent() {
  68
  69   }
  70
  71   private class MyDomElementNavigateProvider implements DomElementNavigateProvider {
  72
  73     public String getProviderName() {
  74       return DEFAULT_PROVIDER_NAME;
  75     }
  76
  77     public void navigate(DomElement domElement, boolean requestFocus) {
  78       final OpenFileDescriptor fileDescriptor =
  79         new OpenFileDescriptor(myProject, domElement.getRoot().getFile().getVirtualFile(), domElement.getXmlTag().getTextOffset());
  80
  81       FileEditorManagerEx.getInstanceEx(myProject).openTextEditor(fileDescriptor, requestFocus);
  82     }
  83
  84     public boolean canNavigate(DomElement domElement) {
  85       return domElement != null && domElement.isValid();
  86     }
  87   }
  88 }