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    <title>
      Navigate to a Java element's declaration
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    <h1>
      Navigate to a Java element's declaration
    </h1>
    <p>
      In this section, you will learn how to open a type in the Java Editor and
      how to navigate to related types and members.
    </p>
    <ol>

      <li>Open the <strong>Open Type</strong> dialog by pressing
      <kbd>Ctrl+Shift+T</kbd>, choosing <strong>Navigate &gt; Open
      Type...</strong>, or clicking the toolbar icon (<img src=
      "../images/org.eclipse.jdt.ui/etool16/opentype.png" alt=
      "Open Type toolbar button" />). Type <kbd>Money</kbd>, press the
      <kbd>Arrow Down</kbd> key a few times to select <em>MoneyTest</em>, and
      then press <kbd>Enter</kbd> to open the type in the Java editor.
        <p>

          <img src="images/navigate_opentype.png" alt="Open Type dialog" />
        </p>
      </li>
      <li>On the first line of the <em>MoneyTest</em> class declaration, select
      the superclass <em>TestCase</em> and either
        <ul>
          <li>from the menu bar select <strong>Navigate &gt; Open
          Declaration</strong> or
          </li>

          <li>press <kbd>F3</kbd>.
          </li>
        </ul>
        <p>
          <img src="images/navigate_opendeclaration.png" alt=
          "Menu open declaration" />
        </p>The TestCase class opens in the editor area and is also represented
        in the Outline view.<br />
        <em>Note: This command also works on methods and fields.</em>

        <p>
          <img src="images/editor_testcase.png" alt="Opened declaration" />
        </p>
      </li>
      <li>With the <em>TestCase.java</em> editor open and the class declaration
      selected:
        <ul>
          <li>from the menu bar select <strong>Navigate &gt; Open Type
          Hierarchy</strong> or
          </li>

          <li>press <kbd>F4</kbd>.
          </li>
        </ul>
        <p>
          <img src="images/navigate_open_typehieracrchy.png" alt=
          "Menu open type hierarchy" />
        </p>
      </li>
      <li>The Type Hierarchy view opens with the TestCase class displayed.
        <p>

          <img src="images/view_typehierarchy_testcase.png" alt=
          "Type Hierarchy view" />
        </p><em>Note: You can also open editors on types and methods in the
        Type Hierarchy view.</em>
      </li>
    </ol>
    <p class="nav_footer" id="nav_footer">
      Next Section: <a href="qs-6.htm">Viewing the type hierarchy</a>
    </p>

    <p>
      <img src="../images/ngrelt.png" alt="Related tasks" border="0" />
    </p>
    <p>
      <a href="../tasks/tasks-73.htm">Opening an editor for a selected
      element</a><br />
    </p>
    <p>
      <img src="../images/ngrelr.png" alt="Related reference" />

    </p>
    <p>
      <a href="../reference/views/ref-type-hierarchy.htm">Type Hierarchy
      View</a><br />
    </p>
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