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

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This commit is contained in:
Michael Alexsander 2021-03-19 18:49:21 -03:00
parent 47cf9985eb
commit 77597ea47c
2 changed files with 17 additions and 11 deletions
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27
editor/editor_help_search.cpp
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@ -123,7 +123,7 @@ 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 {
@ -310,6 +310,7 @@ bool EditorHelpSearch::Runner::_phase_match_classes_init() {
iterator_doc = EditorHelp::get_doc_data()->class_list.front();
matches.clear();
matched_item = nullptr;
match_highest_score = 0;
return true;
}
@ -460,16 +461,20 @@ bool EditorHelpSearch::Runner::_match_string(const String &p_term, const String
}
void EditorHelpSearch::Runner::_match_item(TreeItem *p_item, const String &p_text) {
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;
}
}
float inverse_length = 1.f / float(p_text.length());
// 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;
}
}

1
editor/editor_help_search.h
View file

@ -124,6 +124,7 @@ class EditorHelpSearch::Runner : public Reference {
TreeItem *root_item = nullptr;
Map<String, TreeItem *> class_items;
TreeItem *matched_item = nullptr;
float match_highest_score = 0;
bool _is_class_disabled_by_feature_profile(const StringName &p_class);