polybar-dwm/include/x11/extensions/xkb.hpp
Nolan Prochnau 0d2838fcd5
feat(xkeyboard): Add variant support to layout label (#2163)
* Add variant support to xkeyboard layout label

Solves #316

* Run style checks, I guess?

* Add comment

* Return nothing if there is no variant

* Update CHANGELOG
2020-12-19 18:22:27 +01:00

99 lines
3.2 KiB
C++

#pragma once
#include <map>
#include "settings.hpp"
#if not WITH_XKB
#error "X xkb extension is disabled..."
#endif
#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma clang diagnostic ignored "-Wreserved-id-macro"
#pragma clang diagnostic ignored "-Wkeyword-macro"
#endif
#define explicit mask_cxx_explicit_keyword
#include <xcb/xkb.h>
#undef explicit
#include <xpp/proto/xkb.hpp>
#if defined(__clang__)
#pragma clang diagnostic pop
#endif
#include "common.hpp"
POLYBAR_NS
using std::map;
// fwd
class connection;
namespace evt {
using xkb_new_keyboard_notify = xpp::xkb::event::new_keyboard_notify<connection&>;
using xkb_map_notify = xpp::xkb::event::map_notify<connection&>;
using xkb_state_notify = xpp::xkb::event::state_notify<connection&>;
using xkb_controls_notify = xpp::xkb::event::controls_notify<connection&>;
using xkb_indicator_state_notify = xpp::xkb::event::indicator_state_notify<connection&>;
using xkb_indicator_map_notify = xpp::xkb::event::indicator_map_notify<connection&>;
using xkb_names_notify = xpp::xkb::event::names_notify<connection&>;
using xkb_compat_map_notify = xpp::xkb::event::compat_map_notify<connection&>;
using xkb_bell_notify = xpp::xkb::event::bell_notify<connection&>;
using xkb_action_message = xpp::xkb::event::action_message<connection&>;
using xkb_access_x_notify = xpp::xkb::event::access_x_notify<connection&>;
using xkb_extension_device_notify = xpp::xkb::event::extension_device_notify<connection&>;
} // namespace evt
class keyboard {
public:
struct indicator {
enum class type { NONE = 0U, CAPS_LOCK, NUM_LOCK, SCROLL_LOCK };
xcb_atom_t atom{};
unsigned char mask{0};
string name{};
bool enabled{false};
};
struct layout {
string group_name{};
vector<string> symbols{};
};
explicit keyboard(vector<layout>&& layouts_, map<indicator::type, indicator>&& indicators_, unsigned char group)
: layouts(forward<decltype(layouts)>(layouts_))
, indicators(forward<decltype(indicators)>(indicators_))
, current_group(group) {}
const indicator& get(const indicator::type& i) const;
void set(unsigned int state);
bool on(const indicator::type&) const;
void current(unsigned char group);
unsigned char current() const;
const string group_name(size_t index = 0) const;
const string layout_name(size_t index = 0) const;
const string variant_name(size_t index = 0) const;
const string indicator_name(const indicator::type&) const;
size_t size() const;
private:
vector<layout> layouts;
map<indicator::type, indicator> indicators;
unsigned char current_group{0};
};
namespace xkb_util {
static constexpr const char* LAYOUT_SYMBOL_BLACKLIST{";group;inet;pc;"};
void query_extension(connection& conn);
void switch_layout(connection& conn, xcb_xkb_device_spec_t device, unsigned char index);
unsigned char get_current_group(connection& conn, xcb_xkb_device_spec_t device);
vector<keyboard::layout> get_layouts(connection& conn, xcb_xkb_device_spec_t device);
map<keyboard::indicator::type, keyboard::indicator> get_indicators(connection& conn, xcb_xkb_device_spec_t device);
string parse_layout_symbol(string&& name);
} // namespace xkb_util
POLYBAR_NS_END