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polybar
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feat(tokens): added patch by @jaagr

This commit is contained in:
NBonaparte 2016-11-20 21:33:50 -08:00
parent 4179f8b7f9
commit d66c16674c
1 changed files with 36 additions and 18 deletions
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54
src/drawtypes/label.cpp
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@ -72,37 +72,55 @@ namespace drawtypes {
*/
label_t load_label(const config& conf, string section, string name, bool required, string def) {
vector<struct bounds> bound;
size_t start, end, pos;
name = string_util::ltrim(string_util::rtrim(name, '>'), '<');
string text;
string line{text};
if (required)
text = conf.get<string>(section, name);
else
text = conf.get<string>(section, name, def);
vector<string> text_split = string_util::split(text, '%');
while ((start = line.find('%')) != string::npos && (end = line.find('%', start + 1)) != string::npos) {
auto token = line.substr(start, end);
// get rid of false positives (lemonbar-style declarations)
for (size_t i = 0; i < text_split.size(); i++) {
if (!text_split[i].empty() && text_split[i].at(0) == '{')
text_split.erase(text_split.begin() + i--);
}
line.erase(0, end);
for (size_t i = 1; i < text_split.size(); i += 2) {
struct bounds bound_vals = {0, 0};
size_t delim_min = text_split[i].find(':'), delim_max = text_split[i].find(':', delim_min + 1);
if (delim_min != string::npos) {
if (delim_max != string::npos) {
bound_vals.min = stoul(text_split[i].substr(delim_min + 1, delim_max - delim_min - 1));
bound_vals.max = stoul(text_split[i].substr(delim_max + 1));
}
else
bound_vals.min = stoul(text_split[i].substr(delim_min + 1));
// ignore false positives (lemonbar-style declarations)
if (token[1] == '{')
continue;
bound.emplace_back(bounds{0, 0});
// find min delimiter
if ((pos = token.find(':')) == string::npos)
continue;
// strip min/max specifiers from the label string token
text = string_util::replace(text, token, token.substr(0, pos));
try {
bound.back().min = std::stoul(&token[pos + 1], nullptr, 10);
} catch (const std::invalid_argument& err) {
continue;
}
bound.push_back(bound_vals);
text = string_util::replace_all(text, text_split[i], text_split[i].substr(0, delim_min));
// find max delimiter
if ((pos = token.find(':', pos + 1)) == string::npos)
continue;
try {
bound.back().max = std::stoul(&token[pos + 1], nullptr, 10);
} catch (const std::invalid_argument& err) {
continue;
}
// ignore max lengths less than min
if (bound.back().max < bound.back().min)
bound.back().max = 0;
}
// clang-format off
return label_t{new label_t::element_type(text,