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Implement more advanced search, sort script setting pages by alphabet and filter match quality

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This commit is contained in:
uramer 2022-01-30 14:25:20 +01:00
parent 67641dcdb7
commit 01d65a14f1
1 changed files with 52 additions and 8 deletions
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60
apps/openmw/mwgui/settingswindow.cpp
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@ -729,6 +729,42 @@ namespace MWGui
mScriptDisabled->setPosition({0, 0});
mScriptDisabled->setSize(parentSize);
}
namespace
{
std::string escapeRegex(const std::string& str)
{
static std::regex specialChars(R"r([\^\.\[\$\(\)\|\*\+\?\{])r", std::regex_constants::extended);
return std::regex_replace(str, specialChars, R"(\$&)");
}
std::regex wordSearch(const std::string& query)
{
static std::regex wordsRegex(R"([^[:space:]]+)", std::regex_constants::extended);
auto wordsBegin = std::sregex_iterator(query.begin(), query.end(), wordsRegex);
auto wordsEnd = std::sregex_iterator();
std::string searchRegex("(");
for (auto it = wordsBegin; it != wordsEnd; ++it)
{
if (it != wordsBegin)
searchRegex += '|';
searchRegex += escapeRegex(query.substr(it->position(), it->length()));
}
searchRegex += ')';
// query had only whitespace characters
if (searchRegex == "()")
searchRegex = "^(.*)$";
static auto flags = std::regex_constants::icase | std::regex_constants::extended;
return std::regex(searchRegex, flags);
}
int weightedSearch(const std::regex& regex, const std::string& text)
{
std::smatch matches;
std::regex_search(text, matches, regex);
return matches.size();
}
}
void SettingsWindow::renderScriptSettings()
{
@ -737,18 +773,26 @@ namespace MWGui
mScriptList->removeAllItems();
mScriptView->setCanvasSize({0, 0});
std::string filter(".*");
filter += mScriptFilter->getCaption();
filter += ".*";
auto flags = std::regex_constants::icase;
std::regex filterRegex(filter, flags);
std::regex searchRegex = wordSearch(mScriptFilter->getCaption());
std::vector<std::tuple<size_t, LuaUi::ScriptSettingsPage, int>> weightedPages;
weightedPages.reserve(LuaUi::scriptSettingsPageCount());
for (size_t i = 0; i < LuaUi::scriptSettingsPageCount(); ++i)
{
LuaUi::ScriptSettingsPage page = LuaUi::scriptSettingsPageAt(i);
if (std::regex_match(page.mName, filterRegex) || std::regex_match(page.mDescription, filterRegex))
mScriptList->addItem(page.mName, i);
int nameSearch = 2 * weightedSearch(searchRegex, page.mName);
int descriptionSearch = weightedSearch(searchRegex, page.mDescription);
int search = nameSearch + descriptionSearch;
if (search > 0)
weightedPages.push_back({ i, page, search });
}
std::sort(weightedPages.begin(), weightedPages.end(), [](const auto& a, const auto& b)
{
const auto& [iA, pageA, weightA] = a;
const auto& [iB, pageB, weightB] = b;
return weightA == weightB ? pageA.mName < pageB.mName : weightA > weightB;
});
for (const auto & [i, page, weight] : weightedPages)
mScriptList->addItem(page.mName, i);
// Hide script settings tab when the game world isn't loaded and scripts couldn't add their settings
bool disabled = LuaUi::scriptSettingsPageCount() == 0;