Package com.intellij.psi

Examples of com.intellij.psi.PsiFile.findElementAt()

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    final Pair<Editor, PsiFile> editorAndPsiFile = getEditorAndPsiFile(e);
    final Editor editor = editorAndPsiFile.first;
    final PsiFile psiFile = editorAndPsiFile.second;

    final int caretOffset = editor == null ? -1 : editor.getCaretModel().getOffset();
    final boolean inClass = psiFile != null && PsiTreeUtil.getParentOfType(psiFile.findElementAt(caretOffset), DartClass.class) != null;

    e.getPresentation().setEnabled(inClass);
    e.getPresentation().setVisible(inClass);
  }
}
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    final Project project = CommonDataKeys.PROJECT.getData(dataContext);
    final Editor editor = CommonDataKeys.EDITOR.getData(dataContext);
    if (project == null || editor == null) return null;

    final PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
    final PsiElement psiElement = file == null ? null : file.findElementAt(editor.getCaretModel().getOffset());
    final DartReference dartReference = PsiTreeUtil.getParentOfType(psiElement, DartReference.class);
    if (dartReference != null) {
      return dartReference.resolveDartClass().getDartClass();
    }
    return PsiTreeUtil.getParentOfType(psiElement, DartClass.class);
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  private void doTest(String expectedDoc, String fileContents) throws Exception {
    final int caretOffset = fileContents.indexOf("<caret>");
    assertTrue(caretOffset != -1);
    final String realContents = fileContents.substring(0, caretOffset) + fileContents.substring(caretOffset + "<caret>".length());
    final PsiFile psiFile = myFixture.addFileToProject("test.dart", realContents);
    final DartComponent dartComponent = PsiTreeUtil.getParentOfType(psiFile.findElementAt(caretOffset), DartComponent.class);
    assertNotNull("target element not found at offset " + caretOffset, dartComponent);
    assertEquals(expectedDoc, DartDocUtil.generateDoc(dartComponent));
  }

  public void testAbstractClassSig() throws Exception {
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  public void testDocumentation() {
    myFixture.configureByFiles("standard.html", "angular.js");

    Editor editor = myFixture.getEditor();
    PsiFile file = myFixture.getFile();
    PsiElement originalElement = file.findElementAt(editor.getCaretModel().getOffset());
    assertNotNull(originalElement);

    assertDocumentation(DocumentationManager.getInstance(getProject()).findTargetElement(editor, file), originalElement);
  }
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    if (context == null) return null;
    final Editor editor = CommonDataKeys.EDITOR.getData(context);
    if (editor != null) {
      final PsiFile psiFile = CommonDataKeys.PSI_FILE.getData(context);
      if (psiFile != null) {
        element = psiFile.findElementAt(editor.getCaretModel().getOffset());
      }
    }
    if (element == null) {
      element = CommonDataKeys.PSI_ELEMENT.getData(context);
    }
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          PsiFileFactory.getInstance(expr.getContainingFile().getProject()).createFileFromText("newElementFile.cfml",
                                                                                               templateText + newText + "\">");
      }
    }
    if (psiFile != null) {
      PsiElement newStringElement = psiFile.findElementAt(templateText.length());
      if (newStringElement != null && newStringElement.getParent() != null) {
        return (CfmlCompositeElement)expr.replace(newStringElement.getParent());
      }
    }
    return expr;
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            return null;
        }

        int templateStartOffset = context.getTemplateStartOffset();
        int offset = templateStartOffset > 0 ? context.getTemplateStartOffset() - 1 : context.getTemplateStartOffset();
        return findParentOfType(file.findElementAt(offset), clz);
    }

    public static String readFirstParamValue(ExpressionContext context, Expression[] params, String defaultValue) {
        String value = null;
        if (params.length > 0) {
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        }

        int templateStartOffset = context.getTemplateStartOffset();
        final int offset = templateStartOffset > 0 ? context.getTemplateStartOffset() - 1 : context.getTemplateStartOffset();

        GoFunctionDeclaration fd = findParentOfType(file.findElementAt(offset), GoFunctionDeclaration.class);
        String name = fd == null ? "" : fd.getFunctionName();
        return new TextResult(name == null ? "" : name);
    }
}
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    protected boolean isInContext(PsiElement element) {
      PsiFile file = element.getContainingFile();
      if (file != null && ErlangParserUtil.isConsole(file)) return false;
      int offset = element.getTextOffset();
      if (offset > 0 && file != null) {
        PsiElement prev = file.findElementAt(offset - 1);
        if (ErlangPsiImplUtil.is(prev, ErlangTypes.ERL_DOT)) return false;
      }
      PsiElement parent = element.getParent();
      return parent instanceof ErlangFile || parent instanceof PsiErrorElement && parent.getParent() instanceof ErlangFile;
    }
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  @Nullable
  protected DomElement getSelectedDomElementFromTextEditor(final TextEditor textEditor) {
    final PsiFile psiFile = getPsiFile();
    if (psiFile == null) return null;
    final PsiElement psiElement = psiFile.findElementAt(textEditor.getEditor().getCaretModel().getOffset());

    if (psiElement == null) return null;

    final XmlTag xmlTag = PsiTreeUtil.getParentOfType(psiElement, XmlTag.class);
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