platform/lang-impl/src/com/intellij/ide/DataAccessors.java

   1 package com.intellij.ide;
   2
   3 import com.intellij.openapi.actionSystem.DataConstants;
   4 import com.intellij.openapi.actionSystem.DataContext;
   5 import com.intellij.openapi.editor.Editor;
   6 import com.intellij.openapi.fileEditor.FileEditorManager;
   7 import com.intellij.openapi.module.Module;
   8 import com.intellij.openapi.project.Project;
   9 import com.intellij.openapi.project.ex.ProjectEx;
  10 import com.intellij.openapi.vfs.VirtualFile;
  11 import com.intellij.psi.*;
  12
  13 /**
  14  * @author yole
  15  */
  16 public class DataAccessors {
  17   public static final DataAccessor<Project> PROJECT = new DataAccessor.SimpleDataAccessor<Project>(DataConstants.PROJECT);
  18   public static final DataAccessor<Module> MODULE = new DataAccessor.SimpleDataAccessor<Module>(DataConstants.MODULE);
  19   public static final DataAccessor<Editor> EDITOR = new DataAccessor.SimpleDataAccessor<Editor>(DataConstants.EDITOR);
  20   public static final DataAccessor<PsiManager> PSI_MANAGER = new DataAccessor<PsiManager>() {
  21     public PsiManager getImpl(DataContext dataContext) throws NoDataException {
  22       return PsiManager.getInstance(PROJECT.getNotNull(dataContext));
  23     }
  24   };
  25   public static final DataAccessor<FileEditorManager> FILE_EDITOR_MANAGER = new DataAccessor<FileEditorManager>() {
  26     public FileEditorManager getImpl(DataContext dataContext) throws NoDataException {
  27       return FileEditorManager.getInstance(PROJECT.getNotNull(dataContext));
  28     }
  29   };
  30   public static final DataAccessor<PsiFile> PSI_FILE = new DataAccessor<PsiFile>() {
  31     public PsiFile getImpl(DataContext dataContext) throws NoDataException {
  32       return PSI_MANAGER.getNotNull(dataContext).findFile(VIRTUAL_FILE.getNotNull(dataContext));
  33     }
  34   };
  35   public static final DataAccessor<PsiElement> PSI_ELEMENT = new DataAccessor.SimpleDataAccessor<PsiElement>(DataConstants.PSI_ELEMENT);
  36   public static final DataAccessor<PsiElement[]> PSI_ELEMENT_ARRAY = new DataAccessor.SimpleDataAccessor<PsiElement[]>(DataConstants.PSI_ELEMENT_ARRAY);
  37   public static final DataAccessor<VirtualFile> VIRTUAL_FILE = new DataAccessor.SimpleDataAccessor<VirtualFile>(DataConstants.VIRTUAL_FILE);
  38   public static final DataAccessor<VirtualFile[]> VIRTUAL_FILE_ARRAY = new DataAccessor.SimpleDataAccessor<VirtualFile[]>(DataConstants.VIRTUAL_FILE_ARRAY);
  39   public static final DataAccessor<VirtualFile> VIRTUAL_DIR_OR_PARENT = new DataAccessor<VirtualFile>() {
  40     public VirtualFile getImpl(DataContext dataContext) throws NoDataException {
  41       VirtualFile virtualFile = VIRTUAL_FILE.getNotNull(dataContext);
  42       return virtualFile.isDirectory() ? virtualFile : virtualFile.getParent();
  43     }
  44   };
  45   /**
  46    * @deprecated
  47    */
  48   public static final DataAccessor<String> PROJECT_FILE_PATH = new DataAccessor<String>() {
  49     public String getImpl(DataContext dataContext) throws NoDataException {
  50       Project project = PROJECT.getNotNull(dataContext);
  51       return project.getProjectFilePath();
  52     }
  53   };
  54   public static final DataAccessor<VirtualFile> PROJECT_BASE_DIR = new DataAccessor<VirtualFile>() {
  55     public VirtualFile getImpl(DataContext dataContext) throws NoDataException {
  56       Project project = PROJECT.getNotNull(dataContext);
  57       return project.getBaseDir();
  58     }
  59   };
  60   public static final DataAccessor<String> MODULE_FILE_PATH = new DataAccessor<String>() {
  61     public String getImpl(DataContext dataContext) throws NoDataException {
  62       Module module = MODULE.getNotNull(dataContext);
  63       return module.getModuleFilePath();
  64     }
  65   };
  66   public static final DataAccessor<ProjectEx> PROJECT_EX = new DataAccessor.SubClassDataAccessor<Project, ProjectEx>(PROJECT, ProjectEx.class);
  67 }