polybar-dwm/include/components/parser.hpp
2017-04-26 19:25:42 +02:00

53 lines
1.3 KiB
C++

#pragma once
#include <stack>
#include "common.hpp"
#include "errors.hpp"
POLYBAR_NS
class signal_emitter;
enum class attribute;
enum class mousebtn;
struct bar_settings;
DEFINE_ERROR(parser_error);
DEFINE_CHILD_ERROR(unrecognized_token, parser_error);
DEFINE_CHILD_ERROR(unrecognized_attribute, parser_error);
DEFINE_CHILD_ERROR(unclosed_actionblocks, parser_error);
class parser {
public:
using make_type = unique_ptr<parser>;
static make_type make();
public:
explicit parser(signal_emitter& emitter);
void parse(const bar_settings& bar, string data);
protected:
void codeblock(string&& data, const bar_settings& bar);
size_t text(string&& data);
unsigned int parse_color(std::stack<unsigned int>& color_stack, string& value, unsigned int fallback);
unsigned int parse_color_string(const string& s, unsigned int fallback = 0);
int parse_fontindex(const string& value);
attribute parse_attr(const char attr);
mousebtn parse_action_btn(const string& data);
string parse_action_cmd(string&& data);
private:
signal_emitter& m_sig;
vector<int> m_actions;
unique_ptr<parser> m_parser;
std::stack<unsigned int> m_fg;
std::stack<unsigned int> m_bg;
std::stack<unsigned int> m_ul;
std::stack<unsigned int> m_ol;
std::stack<int> m_fonts;
};
POLYBAR_NS_END