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LibWeb: Change DOM::Position to be GC-allocated

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This commit is contained in:
Aliaksandr Kalenik 2023-09-26 19:34:21 +02:00 • committed by Andreas Kling
parent 35623ad52e
commit 46254101f7
10 changed files with 72 additions and 62 deletions
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33
Userland/Libraries/LibWeb/Page/EventHandler.cpp
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@ -398,7 +398,8 @@ bool EventHandler::handle_mousedown(CSSPixelPoint position, CSSPixelPoint screen
// If we didn't focus anything, place the document text cursor at the mouse position.
// FIXME: This is all rather strange. Find a better solution.
if (!did_focus_something) {
m_browsing_context->set_cursor_position(DOM::Position(*paintable->dom_node(), result->index_in_node));
auto& realm = document->realm();
m_browsing_context->set_cursor_position(DOM::Position::create(realm, *paintable->dom_node(), result->index_in_node));
if (auto selection = document->get_selection()) {
(void)selection->set_base_and_extent(*paintable->dom_node(), result->index_in_node, *paintable->dom_node(), result->index_in_node);
}
@ -419,6 +420,7 @@ bool EventHandler::handle_mousemove(CSSPixelPoint position, CSSPixelPoint screen
return false;
auto& document = *m_browsing_context->active_document();
auto& realm = document.realm();
bool hovered_node_changed = false;
bool is_hovering_link = false;
@ -495,7 +497,7 @@ bool EventHandler::handle_mousemove(CSSPixelPoint position, CSSPixelPoint screen
if (m_in_mouse_selection) {
auto hit = paint_root()->hit_test(position, Painting::HitTestType::TextCursor);
if (start_index.has_value() && hit.has_value() && hit->dom_node()) {
m_browsing_context->set_cursor_position(DOM::Position(*hit->dom_node(), *start_index));
m_browsing_context->set_cursor_position(DOM::Position::create(realm, *hit->dom_node(), *start_index));
if (auto selection = document.get_selection()) {
auto anchor_node = selection->anchor_node();
if (anchor_node)
@ -611,7 +613,8 @@ bool EventHandler::handle_doubleclick(CSSPixelPoint position, CSSPixelPoint scre
return text_for_rendering.length();
}();
m_browsing_context->set_cursor_position(DOM::Position(hit_dom_node, first_word_break_after));
auto& realm = node->document().realm();
m_browsing_context->set_cursor_position(DOM::Position::create(realm, hit_dom_node, first_word_break_after));
if (auto selection = node->document().get_selection()) {
(void)selection->set_base_and_extent(hit_dom_node, first_word_break_before, hit_dom_node, first_word_break_after);
}
@ -709,13 +712,15 @@ bool EventHandler::handle_keydown(KeyCode key, unsigned modifiers, u32 code_poin
return focus_next_element();
}
auto& realm = document->realm();
if (auto selection = document->get_selection()) {
auto range = selection->range();
if (range && range->start_container()->is_editable()) {
selection->remove_all_ranges();
// FIXME: This doesn't work for some reason?
m_browsing_context->set_cursor_position({ *range->start_container(), range->start_offset() });
m_browsing_context->set_cursor_position(DOM::Position::create(realm, *range->start_container(), range->start_offset()));
if (key == KeyCode::Key_Backspace || key == KeyCode::Key_Delete) {
m_edit_event_handler->handle_delete(*range);
@ -723,7 +728,7 @@ bool EventHandler::handle_keydown(KeyCode key, unsigned modifiers, u32 code_poin
}
if (!should_ignore_keydown_event(code_point)) {
m_edit_event_handler->handle_delete(*range);
m_edit_event_handler->handle_insert(m_browsing_context->cursor_position(), code_point);
m_edit_event_handler->handle_insert(JS::NonnullGCPtr { *m_browsing_context->cursor_position() }, code_point);
m_browsing_context->increment_cursor_position_offset();
return true;
}
@ -735,22 +740,22 @@ bool EventHandler::handle_keydown(KeyCode key, unsigned modifiers, u32 code_poin
media_element.handle_keydown({}, key).release_value_but_fixme_should_propagate_errors();
}
if (m_browsing_context->cursor_position().is_valid() && m_browsing_context->cursor_position().node()->is_editable()) {
if (m_browsing_context->cursor_position() && m_browsing_context->cursor_position()->node()->is_editable()) {
if (key == KeyCode::Key_Backspace) {
if (!m_browsing_context->decrement_cursor_position_offset()) {
// FIXME: Move to the previous node and delete the last character there.
return true;
}
m_edit_event_handler->handle_delete_character_after(m_browsing_context->cursor_position());
m_edit_event_handler->handle_delete_character_after(*m_browsing_context->cursor_position());
return true;
}
if (key == KeyCode::Key_Delete) {
if (m_browsing_context->cursor_position().offset_is_at_end_of_node()) {
if (m_browsing_context->cursor_position()->offset_is_at_end_of_node()) {
// FIXME: Move to the next node and delete the first character there.
return true;
}
m_edit_event_handler->handle_delete_character_after(m_browsing_context->cursor_position());
m_edit_event_handler->handle_delete_character_after(*m_browsing_context->cursor_position());
return true;
}
if (key == KeyCode::Key_Right) {
@ -766,17 +771,17 @@ bool EventHandler::handle_keydown(KeyCode key, unsigned modifiers, u32 code_poin
return true;
}
if (key == KeyCode::Key_Home) {
auto& node = *static_cast<DOM::Text*>(const_cast<DOM::Node*>(m_browsing_context->cursor_position().node()));
m_browsing_context->set_cursor_position(DOM::Position { node, 0 });
auto& node = verify_cast<DOM::Text>(*m_browsing_context->cursor_position()->node());
m_browsing_context->set_cursor_position(DOM::Position::create(realm, node, 0));
return true;
}
if (key == KeyCode::Key_End) {
auto& node = *static_cast<DOM::Text*>(const_cast<DOM::Node*>(m_browsing_context->cursor_position().node()));
m_browsing_context->set_cursor_position(DOM::Position { node, (unsigned)node.data().bytes().size() });
auto& node = verify_cast<DOM::Text>(*m_browsing_context->cursor_position()->node());
m_browsing_context->set_cursor_position(DOM::Position::create(realm, node, (unsigned)node.data().bytes().size()));
return true;
}
if (!should_ignore_keydown_event(code_point)) {
m_edit_event_handler->handle_insert(m_browsing_context->cursor_position(), code_point);
m_edit_event_handler->handle_insert(JS::NonnullGCPtr { *m_browsing_context->cursor_position() }, code_point);
m_browsing_context->increment_cursor_position_offset();
return true;
}