Function simulateSelect

lib/dom_utils.js:310–339

(element)

  },

  simulateSelect(element) {
    // If element is already active, then we don't move the selection. However, we also won't get a
    // new focus event. So, instead we pretend (to any active modes which care, e.g. PostFindMode)
    // that element has been clicked.
    if ((element === document.activeElement) && DomUtils.isEditable(document.activeElement)) {
      return handlerStack.bubbleEvent("click", { target: element });
    } else {
      element.focus();
      if ((element.tagName.toLowerCase() !== "textarea") || (element.value.indexOf("\n") < 0)) {
        // If the cursor is at the start of the (non-multiline-textarea) element's contents, send it
        // to the end.
        // Motivation:
        // * the end is a more useful place to focus than the start,
        // * this way preserves the last used position (except when it's at the beginning), so the
        //   user can 'resume where they left off'.
        // This works well for single-line inputs, however, the UX is *bad* for multiline inputs
        // (such as text areas), and doubly so if the end of the input happens to be out of the
        // viewport, that's why multiline-textareas are excluded.
        // NOTE(mrmr1993): Some elements throw an error when we try to access their selection
        // properties, so wrap this with a try.
        try {
          if ((element.selectionStart === 0) && (element.selectionEnd === 0)) {
            return element.setSelectionRange(element.value.length, element.value.length);
          }
        } catch {
          // Swallow
        }
      }
    }
  },

  simulateClick(element, modifiers) {
    if (modifiers == null) modifiers = {};