polybar/include/x11/tray_manager.hpp

168 lines
4.6 KiB
C++

#pragma once
#include <xcb/xcb.h>
#include <chrono>
#include "common.hpp"
#include "components/logger.hpp"
#include "components/types.hpp"
#include "events/signal_emitter.hpp"
#include "events/signal_fwd.hpp"
#include "utils/concurrency.hpp"
#include "x11/atoms.hpp"
#include "x11/connection.hpp"
#include "x11/events.hpp"
#include "x11/graphics.hpp"
#include "x11/tray_client.hpp"
#define _NET_SYSTEM_TRAY_ORIENTATION_HORZ 0
#define _NET_SYSTEM_TRAY_ORIENTATION_VERT 1
#define SYSTEM_TRAY_REQUEST_DOCK 0
#define SYSTEM_TRAY_BEGIN_MESSAGE 1
#define SYSTEM_TRAY_CANCEL_MESSAGE 2
#define TRAY_WM_NAME "Polybar tray window"
#define TRAY_WM_CLASS "tray\0Polybar"
#define TRAY_PLACEHOLDER "<placeholder-systray>"
POLYBAR_NS
namespace chrono = std::chrono;
using namespace std::chrono_literals;
using namespace signals::eventqueue;
using namespace signals::ui;
// fwd declarations
class connection;
struct xembed_data;
struct tray_settings {
tray_settings() = default;
tray_settings& operator=(const tray_settings& o) = default;
alignment align{alignment::NONE};
int16_t running{false};
int16_t orig_x{0};
int16_t orig_y{0};
int16_t configured_x{0};
int16_t configured_y{0};
uint16_t configured_w{0};
uint16_t configured_h{0};
uint16_t configured_slots{0};
uint16_t width{0};
uint16_t width_max{0};
uint16_t height{0};
uint16_t height_fill{0};
uint16_t spacing{0};
uint32_t sibling{0};
uint32_t background{0};
bool transparent{false};
bool detached{false};
};
class tray_manager : public xpp::event::sink<evt::expose, evt::visibility_notify, evt::client_message,
evt::configure_request, evt::resize_request, evt::selection_clear, evt::property_notify,
evt::reparent_notify, evt::destroy_notify, evt::map_notify, evt::unmap_notify>,
public signal_receiver<SIGN_PRIORITY_TRAY, visibility_change, dim_window> {
public:
using make_type = unique_ptr<tray_manager>;
static make_type make();
explicit tray_manager(connection& conn, signal_emitter& emitter, const logger& logger);
~tray_manager();
const tray_settings settings() const;
void setup(const bar_settings& bar_opts);
void activate();
void activate_delayed(chrono::duration<double, std::milli> delay = 1s);
void deactivate(bool clear_selection = true);
void reconfigure();
protected:
void reconfigure_window();
void reconfigure_clients();
void reconfigure_bg(bool realloc = false);
void refresh_window();
void redraw_window(bool realloc_bg = false);
void query_atom();
void create_window();
void create_bg(bool realloc = false);
void restack_window();
void set_wm_hints();
void set_tray_colors();
void acquire_selection();
void notify_clients();
void notify_clients_delayed();
void track_selection_owner(xcb_window_t owner);
void process_docking_request(xcb_window_t win);
int16_t calculate_x(uint16_t width) const;
int16_t calculate_y() const;
uint16_t calculate_w() const;
uint16_t calculate_h() const;
int16_t calculate_client_x(const xcb_window_t& win);
int16_t calculate_client_y();
bool is_embedded(const xcb_window_t& win) const;
shared_ptr<tray_client> find_client(const xcb_window_t& win) const;
void remove_client(shared_ptr<tray_client>& client, bool reconfigure = true);
void remove_client(xcb_window_t win, bool reconfigure = true);
size_t mapped_clients() const;
void handle(const evt::expose& evt);
void handle(const evt::visibility_notify& evt);
void handle(const evt::client_message& evt);
void handle(const evt::configure_request& evt);
void handle(const evt::resize_request& evt);
void handle(const evt::selection_clear& evt);
void handle(const evt::property_notify& evt);
void handle(const evt::reparent_notify& evt);
void handle(const evt::destroy_notify& evt);
void handle(const evt::map_notify& evt);
void handle(const evt::unmap_notify& evt);
bool on(const visibility_change& evt);
bool on(const dim_window& evt);
private:
connection& m_connection;
signal_emitter& m_sig;
const logger& m_log;
vector<shared_ptr<tray_client>> m_clients;
tray_settings m_opts{};
xcb_gcontext_t m_gc{0};
xcb_pixmap_t m_pixmap{0};
graphics_util::root_pixmap m_rootpixmap{};
uint16_t m_prevwidth{0};
uint16_t m_prevheight{0};
xcb_atom_t m_atom{0};
xcb_window_t m_tray{0};
xcb_window_t m_othermanager{0};
atomic<bool> m_activated{false};
atomic<bool> m_mapped{false};
atomic<bool> m_hidden{false};
atomic<bool> m_acquired_selection{false};
thread m_delaythread;
mutex m_mtx{};
chrono::time_point<chrono::system_clock, chrono::milliseconds> m_drawtime;
bool m_firstactivation{true};
};
POLYBAR_NS_END