mirror of https://github.com/polybar/polybar.git
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
#pragma once
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#include <cassert>
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#include "common.hpp"
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#include "components/config.hpp"
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#include "components/types.hpp"
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#include "utils/mixins.hpp"
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POLYBAR_NS
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namespace drawtypes {
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struct token {
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string token;
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size_t min{0_z};
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size_t max{0_z};
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string suffix{""s};
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bool zpad{false};
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bool rpadding{false};
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};
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class label : public non_copyable_mixin {
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public:
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rgba m_foreground{};
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rgba m_background{};
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rgba m_underline{};
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rgba m_overline{};
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int m_font{0};
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side_values m_padding{ZERO_SPACE, ZERO_SPACE};
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side_values m_margin{ZERO_SPACE, ZERO_SPACE};
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size_t m_minlen{0};
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/*
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* If m_ellipsis is true, m_maxlen MUST be larger or equal to the length of
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* the ellipsis (3), everything else is a programming error
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*
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* load_label should take care of this, but be aware, if you are creating
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* labels in a different way.
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*/
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size_t m_maxlen{0_z};
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alignment m_alignment{alignment::LEFT};
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bool m_ellipsis{true};
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explicit label(string text, int font) : m_font(font), m_text(move(text)), m_tokenized(m_text) {}
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explicit label(string text, rgba foreground = rgba{}, rgba background = rgba{}, rgba underline = rgba{},
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rgba overline = rgba{}, int font = 0, side_values padding = {ZERO_SPACE, ZERO_SPACE},
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side_values margin = {ZERO_SPACE, ZERO_SPACE}, int minlen = 0, size_t maxlen = 0_z,
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alignment label_alignment = alignment::LEFT, bool ellipsis = true, vector<token>&& tokens = {})
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: m_foreground(move(foreground))
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, m_background(move(background))
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, m_underline(move(underline))
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, m_overline(move(overline))
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, m_font(font)
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, m_padding(padding)
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, m_margin(margin)
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, m_minlen(minlen)
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, m_maxlen(maxlen)
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, m_alignment(label_alignment)
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, m_ellipsis(ellipsis)
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, m_text(move(text))
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, m_tokenized(m_text)
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, m_tokens(forward<vector<token>>(tokens)) {
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assert(!m_ellipsis || (m_maxlen == 0 || m_maxlen >= 3));
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}
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string get() const;
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explicit operator bool();
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label_t clone();
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void clear();
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void reset_tokens();
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void reset_tokens(const string& tokenized);
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bool has_token(const string& token) const;
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void replace_token(const string& token, string replacement);
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void replace_defined_values(const label_t& label);
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void copy_undefined(const label_t& label);
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private:
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string m_text{};
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string m_tokenized{};
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const vector<token> m_tokens{};
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};
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label_t load_label(const config& conf, const string& section, string name, bool required = true, string def = ""s);
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label_t load_optional_label(const config& conf, string section, string name, string def = ""s);
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} // namespace drawtypes
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POLYBAR_NS_END
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