polybar/include/modules/xwindow.hpp

57 lines
1.2 KiB
C++

#pragma once
#include "modules/meta/event_handler.hpp"
#include "modules/meta/static_module.hpp"
#include "x11/ewmh.hpp"
#include "x11/icccm.hpp"
#include "x11/window.hpp"
POLYBAR_NS
class connection;
namespace modules {
class active_window {
public:
explicit active_window(xcb_connection_t* conn, xcb_window_t win);
~active_window();
bool match(const xcb_window_t win) const;
string title() const;
private:
xcb_connection_t* m_connection{nullptr};
xcb_window_t m_window{XCB_NONE};
};
/**
* Module used to display information about the
* currently active X window.
*/
class xwindow_module : public static_module<xwindow_module>, public event_handler<evt::property_notify> {
public:
enum class state {
NONE,
ACTIVE,
EMPTY
};
explicit xwindow_module(const bar_settings&, string);
void update(bool force = false);
bool build(builder* builder, const string& tag) const;
protected:
void handle(const evt::property_notify& evt);
private:
static constexpr const char* TAG_LABEL{"<label>"};
connection& m_connection;
unique_ptr<active_window> m_active;
map<state, label_t> m_statelabels;
label_t m_label;
};
}
POLYBAR_NS_END