bundles/org.eclipse.platform.doc.user/reference/ref-texteditorprefs.htm

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    <title>
      Text Editors preference page
    </title>
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    <h1 class="Head">
      Text Editors preference page
    </h1>
    <p>
      The following preferences can be changed on the <a class="command-link"
      href=
      'javascript:executeCommand("org.eclipse.ui.window.preferences(preferencePageId=org.eclipse.ui.preferencePages.GeneralTextEditor)")'>
      <img src="PLUGINS_ROOT/org.eclipse.help/command_link.svg" alt=
      "command link" /> <strong>General &gt; Editors &gt; Text
      Editors</strong></a> preference page.
    </p>
    <h2>
      Appearance options
    </h2>
    <table border="1" cellspacing="0" class="c3">

      <tbody>
        <tr>
          <th width="25%">
            <div class="Para">
              Option
            </div>
          </th>
          <th>
            <div class="Para">

              Description
            </div>
          </th>
          <th>
            <div class="Para">
              Default
            </div>
          </th>
        </tr>
        <tr>

          <td align="left" valign="top">
            <div class="Para">
              Undo history size<br />
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              This option allows you to set the size of the undo history for
              text editors.
            </div>

          </td>
          <td align="left" valign="top">
            <div class="Para">
              200
            </div>
          </td>
        </tr>
        <tr>
          <td align="left" valign="top">

            <div class="Para">
              Displayed tab width<br />
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              This option allows you to set the displayed tab width for text
              editors.
            </div>
          </td>

          <td align="left" valign="top">
            <div class="Para">
              4
            </div>
          </td>
        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Insert spaces for tabs<br />
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              This option allows you to insert space characters in place of tab
              characters.
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              Off
            </div>
          </td>
        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Remove multiple spaces on backspace/delete<br />
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              This option allows you to set whether hitting backspace or
              delete in text editors deletes only 1 space character
              (if <code>off</code>) or deletes as many space characters as
              defined in <em>Display tab width</em> (if <code>on</code>).
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              Off
            </div>
          </td>
        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Highlight current line<br />

            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              This option controls whether or the current line is highlighted
              or not.<br />
            </div>
          </td>
          <td align="left" valign="top">

            On<br />
          </td>
        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Show print margin<br />
            </div>

          </td>
          <td align="left" valign="top">
            <div class="Para">
              This option controls whether the print margin is visible or not.
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              Off
            </div>

          </td>
        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Print margin column<br />
            </div>
          </td>

          <td align="left" valign="top">
            <div class="Para">
              This option allows you to set the print margin column position.
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              80
            </div>
          </td>

        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Allow editors to override the margin column<br />
            </div>
          </td>

          <td align="left" valign="top">
            <div class="Para">
              This option tells whether editors are allowed to override the print margin column.
            </div>
          </td>
          <td align="left" valign="top">
            <div class="Para">
              false
            </div>
          </td>

        </tr>
        <tr>
          <td align="left" valign="top">
            <div class="Para">
              Show line numbers<br />
            </div>
          </td>
          <td align="left" valign="top">

            This option controls whether or not line numbers are shown on the
            left side of the text editor.<br />
          </td>
          <td align="left" valign="top">
            Off<br />
          </td>
        </tr>
        <tr>
          <td align="left" valign="top">

            <div class="Para">
              Show range indicator<br />
            </div>
          </td>
          <td align="left" valign="top">
            This option controls whether or not range indicators are shown in
            the text editor.<br />
          </td>
          <td align="left" valign="top">

            On<br />
          </td>
        </tr>
        <tr>
          <td class="c1">
            Show whitespace characters<br />
          </td>
          <td class="c2">

            This option controls whether to display whitespace characters in
            text editors.<br />
          </td>
          <td class="c2">
            Off<br />
          </td>
        </tr>
        <tr>
          <td class="c1">
            Show affordance in hover on how to make it sticky<br />
          </td>
          <td class="c2">
            This option controls whether to show an affordance in the hover on
            how to make it sticky.<br />
          </td>
          <td class="c2">

            On<br />
          </td>
        </tr>
        <tr>
          <td class="c1">

            Enable drag and drop of text<br />
          </td>
          <td class="c2">
            This option controls whether text drag and drop is enabled.<br />
          </td>
          <td class="c2">
            On<br />

          </td>
        </tr>
        <tr>
          <td class="c1">
            Warn before editing a derived file<br />
          </td>
          <td class="c2">
            This option controls whether to warn if a derived file is going to
            be edited.<br />

          </td>
          <td class="c2">
            On<br />
          </td>
        </tr>
        <tr>
          <td class="c1">
            Smart caret positioning at line start and end<br />

          </td>
          <td class="c2">
            This option controls whether the editor automatically positions the
            caret and the start or end of a line.<br />
          </td>
          <td class="c2">
            On<br />
          </td>
        </tr>
        <tr>
          <td class="c1">
            Show code minings for problem annotations:<br />
          </td>
          <td class="c2">
            This option controls for which sevirities the
						problem markers should be displayed as code minings
						in text editors.<br />
          </td>
          <td class="c2">
            None<br />
          </td>
        </tr>
        <tr>
          <td class="c1">
            Maximum annotations shown<br />
          </td>
          <td class="c2">
            This option controls the maximum number of problem
            annotations to show as code mining (too high number
            can have negative impact on performance).<br />
          </td>
          <td class="c2">
            100<br />
          </td>
        </tr>
        <tr>
          <td class="c2" width="25%">
            Appearance color options<br />
          </td>
          <td class="c2">

            This option controls various appearance colors.<br />
          </td>
          <td class="c2">
            <br />
          </td>
        </tr>
      </tbody>
    </table>
    <h3 class="related">Related reference</h3>
    <a href="../concepts/concepts-6.htm">Editor</a><br />
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