Method findTabIndex

app/src/processing/app/Editor.java:1487–1493

Finds the index of the tab showing the given file. Matches the file against EditorTab.getSketchFile() using ==. @returns The index of the tab for the given file, or -1 if no such tab was found.

(final SketchFile file)

   *          found.
   */
  public int findTabIndex(final SketchFile file) {
    for (int i = 0; i < tabs.size(); ++i) {
      if (tabs.get(i).getSketchFile() == file)
        return i;
    }
    return -1;
  }

  /**
   * Finds the index of the tab showing the given file. Matches the file against