LibWeb: Make selection state recomputation implicit

Add a LayoutDocument API for modifying the selection and make clients
call that so we can recompute selection states automatically.

1 files changed, 3 insertions, 5 deletions

diff --git a/Libraries/LibWeb/Page/EventHandler.cpp b/Libraries/LibWeb/Page/EventHandler.cpp
index cba26e89ba..d9623b8105 100644
--- a/Libraries/LibWeb/Page/EventHandler.cpp
+++ b/Libraries/LibWeb/Page/EventHandler.cpp
@@ -31,10 +31,10 @@
 #include <LibWeb/DOM/Text.h>
 #include <LibWeb/HTML/HTMLAnchorElement.h>
 #include <LibWeb/HTML/HTMLIFrameElement.h>
+#include <LibWeb/InProcessWebView.h>
 #include <LibWeb/Layout/LayoutDocument.h>
 #include <LibWeb/Page/EventHandler.h>
 #include <LibWeb/Page/Frame.h>
-#include <LibWeb/InProcessWebView.h>
 #include <LibWeb/UIEvents/MouseEvent.h>
 
 namespace Web {
@@ -156,8 +156,7 @@ bool EventHandler::handle_mousedown(const Gfx::IntPoint& position, unsigned butt
             auto result = layout_root()->hit_test(position, HitTestType::TextCursor);
             if (result.layout_node && result.layout_node->node()) {
                 m_frame.set_cursor_position(DOM::Position(*node, result.index_in_node));
-                layout_root()->selection().set({ result.layout_node, result.index_in_node }, {});
-                layout_root()->recompute_selection_states();
+                layout_root()->set_selection({ { result.layout_node, result.index_in_node }, {} });
                 dump_selection("MouseDown");
                 m_in_mouse_selection = true;
             }
@@ -209,8 +208,7 @@ bool EventHandler::handle_mousemove(const Gfx::IntPoint& position, unsigned butt
         if (m_in_mouse_selection) {
             auto hit = layout_root()->hit_test(position, HitTestType::TextCursor);
             if (hit.layout_node && hit.layout_node->node()) {
-                layout_root()->selection().set_end({ hit.layout_node, hit.index_in_node });
-                layout_root()->recompute_selection_states();
+                layout_root()->set_selection_end({ hit.layout_node, hit.index_in_node });
             }
             dump_selection("MouseMove");
             page_client.page_did_change_selection();