Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89 Commit: 93712b24bf Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256 Reviewed-by: https://github.com/sideshowbarker
2025-08-08 17:19:13 +00:00 · 2024-11-09 12:25:08 -05:00 · 2024-11-09 12:25:08 -05:00 · 93712b24bf · 2024-11-10 11:51:52 +00:00
commit 93712b24bf
parent 950e819ee7
4547 changed files with 104 additions and 113 deletions
--- a/Libraries/LibWeb/DOM/EditingHostManager.cpp
+++ b/Libraries/LibWeb/DOM/EditingHostManager.cpp
@ -0,0 +1,200 @@
+/*
+ * Copyright (c) 2024, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/DOM/Document.h>
+#include <LibWeb/DOM/EditingHostManager.h>
+#include <LibWeb/DOM/Range.h>
+#include <LibWeb/DOM/Text.h>
+#include <LibWeb/Selection/Selection.h>
+
+namespace Web::DOM {
+
+JS_DEFINE_ALLOCATOR(EditingHostManager);
+
+JS::NonnullGCPtr<EditingHostManager> EditingHostManager::create(JS::Realm& realm, JS::NonnullGCPtr<Document> document)
+{
+    return realm.heap().allocate<EditingHostManager>(realm, document);
+}
+
+EditingHostManager::EditingHostManager(JS::NonnullGCPtr<Document> document)
+    : m_document(document)
+{
+}
+
+void EditingHostManager::visit_edges(Cell::Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_document);
+    visitor.visit(m_active_contenteditable_element);
+}
+
+void EditingHostManager::handle_insert(String const& data)
+{
+    auto selection = m_document->get_selection();
+
+    auto selection_range = selection->range();
+    if (!selection_range) {
+        return;
+    }
+
+    auto node = selection->anchor_node();
+    if (!node || !node->is_editable()) {
+        return;
+    }
+
+    if (!is<DOM::Text>(*node)) {
+        auto& realm = node->realm();
+        auto text = realm.heap().allocate<DOM::Text>(realm, node->document(), data);
+        MUST(node->append_child(*text));
+        MUST(selection->collapse(*text, 1));
+        return;
+    }
+
+    auto& text_node = static_cast<DOM::Text&>(*node);
+
+    MUST(selection_range->delete_contents());
+    MUST(text_node.insert_data(selection->anchor_offset(), data));
+    VERIFY(selection->is_collapsed());
+
+    auto utf16_data = MUST(AK::utf8_to_utf16(data));
+    Utf16View const utf16_view { utf16_data };
+    auto length = utf16_view.length_in_code_units();
+    MUST(selection->collapse(*node, selection->anchor_offset() + length));
+
+    text_node.invalidate_style(DOM::StyleInvalidationReason::EditingInsertion);
+}
+
+void EditingHostManager::select_all()
+{
+    if (!m_active_contenteditable_element) {
+        return;
+    }
+    auto selection = m_document->get_selection();
+    if (!selection->anchor_node() || !selection->focus_node()) {
+        return;
+    }
+    MUST(selection->set_base_and_extent(*selection->anchor_node(), 0, *selection->focus_node(), selection->focus_node()->length()));
+}
+
+void EditingHostManager::set_selection_anchor(JS::NonnullGCPtr<DOM::Node> anchor_node, size_t anchor_offset)
+{
+    auto selection = m_document->get_selection();
+    MUST(selection->collapse(*anchor_node, anchor_offset));
+    m_document->reset_cursor_blink_cycle();
+}
+
+void EditingHostManager::set_selection_focus(JS::NonnullGCPtr<DOM::Node> focus_node, size_t focus_offset)
+{
+    if (!m_active_contenteditable_element || !m_active_contenteditable_element->is_ancestor_of(*focus_node))
+        return;
+    auto selection = m_document->get_selection();
+    if (!selection->anchor_node())
+        return;
+    MUST(selection->set_base_and_extent(*selection->anchor_node(), selection->anchor_offset(), *focus_node, focus_offset));
+    m_document->reset_cursor_blink_cycle();
+}
+
+void EditingHostManager::move_cursor_to_start(CollapseSelection collapse)
+{
+    auto selection = m_document->get_selection();
+    auto node = selection->anchor_node();
+    if (!node || !is<DOM::Text>(*node))
+        return;
+
+    if (collapse == CollapseSelection::Yes) {
+        MUST(selection->collapse(node, 0));
+        m_document->reset_cursor_blink_cycle();
+        return;
+    }
+    MUST(selection->set_base_and_extent(*node, selection->anchor_offset(), *node, 0));
+}
+
+void EditingHostManager::move_cursor_to_end(CollapseSelection collapse)
+{
+    auto selection = m_document->get_selection();
+    auto node = selection->anchor_node();
+    if (!node || !is<DOM::Text>(*node))
+        return;
+
+    if (collapse == CollapseSelection::Yes) {
+        m_document->reset_cursor_blink_cycle();
+        MUST(selection->collapse(node, node->length()));
+        return;
+    }
+    MUST(selection->set_base_and_extent(*node, selection->anchor_offset(), *node, node->length()));
+}
+
+void EditingHostManager::increment_cursor_position_offset(CollapseSelection collapse)
+{
+    auto selection = m_document->get_selection();
+    if (!selection)
+        return;
+    selection->move_offset_to_next_character(collapse == CollapseSelection::Yes);
+}
+
+void EditingHostManager::decrement_cursor_position_offset(CollapseSelection collapse)
+{
+    auto selection = m_document->get_selection();
+    if (!selection)
+        return;
+    selection->move_offset_to_previous_character(collapse == CollapseSelection::Yes);
+}
+
+void EditingHostManager::increment_cursor_position_to_next_word(CollapseSelection collapse)
+{
+    auto selection = m_document->get_selection();
+    if (!selection)
+        return;
+    selection->move_offset_to_next_character(collapse == CollapseSelection::Yes);
+}
+
+void EditingHostManager::decrement_cursor_position_to_previous_word(CollapseSelection collapse)
+{
+    auto selection = m_document->get_selection();
+    if (!selection)
+        return;
+    selection->move_offset_to_previous_word(collapse == CollapseSelection::Yes);
+}
+
+void EditingHostManager::handle_delete(DeleteDirection direction)
+{
+    auto selection = m_document->get_selection();
+    auto selection_range = selection->range();
+    if (!selection_range) {
+        return;
+    }
+
+    if (selection->is_collapsed()) {
+        auto node = selection->anchor_node();
+        if (!node || !is<DOM::Text>(*node)) {
+            return;
+        }
+
+        auto& text_node = static_cast<DOM::Text&>(*node);
+        if (direction == DeleteDirection::Backward) {
+            if (selection->anchor_offset() > 0) {
+                MUST(text_node.delete_data(selection->anchor_offset() - 1, 1));
+                text_node.invalidate_style(DOM::StyleInvalidationReason::EditingInsertion);
+            }
+        } else {
+            if (selection->anchor_offset() < text_node.data().bytes_as_string_view().length()) {
+                MUST(text_node.delete_data(selection->anchor_offset(), 1));
+                text_node.invalidate_style(DOM::StyleInvalidationReason::EditingInsertion);
+            }
+        }
+        m_document->reset_cursor_blink_cycle();
+        return;
+    }
+
+    MUST(selection_range->delete_contents());
+}
+
+void EditingHostManager::handle_return_key()
+{
+    dbgln("FIXME: Implement EditingHostManager::handle_return_key()");
+}
+
+}