96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
#pragma once
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#include <X11/X.h>
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#include <X11/Xlib-xcb.h>
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#include <xcb/xcb.h>
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#include "common.hpp"
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#include "utils/file.hpp"
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#include "x11/extensions/all.hpp"
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#include "x11/registry.hpp"
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#include "x11/types.hpp"
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POLYBAR_NS
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using xpp_connection = xpp::connection<XPP_EXTENSION_LIST>;
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class connection : public xpp_connection {
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public:
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using make_type = connection&;
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static make_type make(xcb_connection_t* conn = nullptr);
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explicit connection(xcb_connection_t* conn) : xpp_connection(conn) {}
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explicit connection(xcb_connection_t* conn, int connection_fd)
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: xpp_connection(conn), m_connection_fd(file_util::make_file_descriptor(connection_fd)) {}
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connection& operator=(const connection&) {
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return *this;
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}
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void preload_atoms();
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void query_extensions();
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string id(xcb_window_t w) const;
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xcb_screen_t* screen(bool realloc = false);
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void ensure_event_mask(xcb_window_t win, uint32_t event);
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void clear_event_mask(xcb_window_t win);
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shared_ptr<xcb_client_message_event_t> make_client_message(xcb_atom_t type, xcb_window_t target) const;
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void send_client_message(const shared_ptr<xcb_client_message_event_t>& message, xcb_window_t target,
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uint32_t event_mask = 0xFFFFFF, bool propagate = false) const;
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xcb_visualtype_t* visual_type(xcb_screen_t* screen, int match_depth = 32);
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static string error_str(int error_code);
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void dispatch_event(const shared_ptr<xcb_generic_event_t>& evt) const;
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template <typename Event, uint32_t ResponseType>
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void wait_for_response(function<bool(const Event*)> check_event) {
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shared_ptr<xcb_generic_event_t> evt{};
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while (!connection_has_error()) {
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fd_set fds;
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FD_ZERO(&fds);
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FD_SET(*m_connection_fd, &fds);
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if (!select(*m_connection_fd + 1, &fds, nullptr, nullptr, nullptr)) {
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continue;
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} else if ((evt = shared_ptr<xcb_generic_event_t>(xcb_poll_for_event(*this), free)) == nullptr) {
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continue;
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} else if (evt->response_type != ResponseType) {
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continue;
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} else if (check_event(reinterpret_cast<const Event*>(&*evt))) {
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break;
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}
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}
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}
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/**
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* Attach sink to the registry
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*/
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template <typename Sink>
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void attach_sink(Sink&& sink, registry::priority prio = 0) {
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m_registry.attach(prio, forward<Sink>(sink));
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}
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/**
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* Detach sink from the registry
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*/
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template <typename Sink>
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void detach_sink(Sink&& sink, registry::priority prio = 0) {
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m_registry.detach(prio, forward<Sink>(sink));
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}
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protected:
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registry m_registry{*this};
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xcb_screen_t* m_screen{nullptr};
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unique_ptr<file_descriptor> m_connection_fd;
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};
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POLYBAR_NS_END
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