Select non-perfect matches if necessary in the Search Help dialog

(cherry picked from commit 77597ea47c)
This commit is contained in:
Michael Alexsander 2021-03-19 18:49:21 -03:00 committed by Rémi Verschelde
parent b406e904ec
commit 917630107c
No known key found for this signature in database
GPG key ID: C3336907360768E1
2 changed files with 16 additions and 9 deletions

View file

@ -127,7 +127,7 @@ void EditorHelpSearch::_notification(int p_what) {
if (search->work()) {
// Search done.
// Only point to the perfect match if it's a new search, and not just reopening a old one.
// Only point to the match if it's a new search, and not just reopening a old one.
if (!old_search)
results_tree->ensure_cursor_is_visible();
else
@ -321,6 +321,7 @@ bool EditorHelpSearch::Runner::_phase_match_classes_init() {
iterator_doc = EditorHelp::get_doc_data()->class_list.front();
matches.clear();
matched_item = NULL;
match_highest_score = 0;
return true;
}
@ -444,15 +445,20 @@ bool EditorHelpSearch::Runner::_match_string(const String &p_term, const String
}
void EditorHelpSearch::Runner::_match_item(TreeItem *p_item, const String &p_text) {
float inverse_length = 1.f / float(p_text.length());
if (!matched_item) {
if (search_flags & SEARCH_CASE_SENSITIVE) {
if (p_text.casecmp_to(term) == 0)
matched_item = p_item;
} else {
if (p_text.nocasecmp_to(term) == 0)
matched_item = p_item;
}
// Favor types where search term is a substring close to the start of the type.
float w = 0.5f;
int pos = p_text.findn(term);
float score = (pos > -1) ? 1.0f - w * MIN(1, 3 * pos * inverse_length) : MAX(0.f, .9f - w);
// Favor shorter items: they resemble the search term more.
w = 0.1f;
score *= (1 - w) + w * (term.length() * inverse_length);
if (match_highest_score == 0 || score > match_highest_score) {
matched_item = p_item;
match_highest_score = score;
}
}

View file

@ -125,6 +125,7 @@ class EditorHelpSearch::Runner : public Reference {
TreeItem *root_item;
Map<String, TreeItem *> class_items;
TreeItem *matched_item;
float match_highest_score = 0;
bool _is_class_disabled_by_feature_profile(const StringName &p_class);