polybar/include/x11/connection.hpp

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2016-11-02 19:22:45 +00:00
#pragma once
#include <X11/X.h>
#include <X11/Xlib-xcb.h>
#include <xcb/xcb.h>
#include <iomanip>
#include <xpp/xpp.hpp>
#include "common.hpp"
#include "utils/memory.hpp"
#include "utils/string.hpp"
#include "x11/atoms.hpp"
#include "x11/types.hpp"
#include "x11/xutils.hpp"
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POLYBAR_NS
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using xpp_connection = xpp::connection<
#ifdef ENABLE_DAMAGE_EXT
xpp::damage::extension
#endif
#ifdef ENABLE_RANDR_EXT
#ifdef ENABLE_DAMAGE_EXT
,
#endif
xpp::randr::extension
#endif
#ifdef ENABLE_RENDER_EXT
#ifdef ENABLE_RANDR_EXT
,
#endif
xpp::render::extension
#endif
>;
class connection : public xpp_connection {
public:
explicit connection() {}
explicit connection(xcb_connection_t* conn) : xpp_connection(conn) {}
connection& operator=(const connection&) {
return *this;
}
virtual ~connection() {}
void preload_atoms();
void query_extensions();
string id(xcb_window_t w) const;
xcb_screen_t* screen();
shared_ptr<xcb_client_message_event_t> make_client_message(
xcb_atom_t type, xcb_window_t target) const;
void send_client_message(shared_ptr<xcb_client_message_event_t> message, xcb_window_t target,
uint32_t event_mask = 0xFFFFFF, bool propagate = false) const;
void send_dummy_event(xcb_window_t t, uint32_t ev = XCB_EVENT_MASK_STRUCTURE_NOTIFY) const;
optional<xcb_visualtype_t*> visual_type(xcb_screen_t* screen, int match_depth = 32);
static string error_str(int error_code);
void dispatch_event(const shared_ptr<xcb_generic_event_t>& evt) const;
/**
* Attach sink to the registry */
template <typename Sink>
void attach_sink(Sink&& sink, registry::priority prio = 0) {
m_registry.attach(prio, forward<Sink>(sink));
}
/**
* Detach sink from the registry
*/
template <typename Sink>
void detach_sink(Sink&& sink, registry::priority prio = 0) {
m_registry.detach(prio, forward<Sink>(sink));
}
protected:
registry m_registry{*this};
xcb_screen_t* m_screen = nullptr;
};
namespace {
/**
* Configure injection module
*/
template <typename T = connection&>
di::injector<T> configure_connection() {
return di::make_injector(
di::bind<>().to(factory::generic_singleton<connection>(xutils::get_connection())));
}
}
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POLYBAR_NS_END