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LibWeb: Implement the form associated element clear algorithm

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This is a method defined in the WebDriver spec, but requires access to a
bunch of private fields in these classes, so this is implemented in the
same manner as the reset algorithm.
This commit is contained in:
Timothy Flynn
2024-10-11 10:38:43 -04:00
committed by Andreas Kling
parent fadb14d31d
commit 516f5f7008
8 changed files with 75 additions and 1 deletions
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39
Userland/Libraries/LibWeb/HTML/HTMLInputElement.cpp
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@@ -1528,7 +1528,8 @@ void HTMLInputElement::reset_algorithm()
m_checked = has_attribute(AttributeNames::checked);
// empty the list of selected files,
m_selected_files = FileAPI::FileList::create(realm());
if (m_selected_files)
m_selected_files = FileAPI::FileList::create(realm());
// and then invoke the value sanitization algorithm, if the type attribute's current state defines one.
m_value = value_sanitization_algorithm(m_value);
@@ -1544,6 +1545,42 @@ void HTMLInputElement::reset_algorithm()
update_shadow_tree();
}
// https://w3c.github.io/webdriver/#dfn-clear-algorithm
void HTMLInputElement::clear_algorithm()
{
// The clear algorithm for input elements is to set the dirty value flag and dirty checkedness flag back to false,
m_dirty_value = false;
m_dirty_checkedness = false;
// set the value of the element to an empty string,
auto old_value = move(m_value);
m_value = String {};
// set the checkedness of the element to true if the element has a checked content attribute and false if it does not,
m_checked = has_attribute(AttributeNames::checked);
// empty the list of selected files,
if (m_selected_files)
m_selected_files = FileAPI::FileList::create(realm());
// and then invoke the value sanitization algorithm iff the type attribute's current state defines one.
m_value = value_sanitization_algorithm(m_value);
// Unlike their associated reset algorithms, changes made to form controls as part of these algorithms do count as
// changes caused by the user (and thus, e.g. do cause input events to fire).
user_interaction_did_change_input_value();
if (m_value != old_value)
relevant_value_was_changed(m_text_node);
if (m_text_node) {
m_text_node->set_data(m_value);
update_placeholder_visibility();
}
update_shadow_tree();
}
void HTMLInputElement::form_associated_element_was_inserted()
{
create_shadow_tree_if_needed();