polybar-dwm/include/components/x11/xutils.hpp
2016-10-10 14:52:57 +02:00

38 lines
1.0 KiB
C++

#pragma once
#include "common.hpp"
#include "components/x11/types.hpp"
#include "components/x11/xlib.hpp"
LEMONBUDDY_NS
namespace xutils {
static xcb_connection_t* g_connection_ptr = nullptr;
inline xcb_connection_t* get_connection() {
if (g_connection_ptr == nullptr) {
Display* dsp;
if ((dsp = xlib::get_display()) == nullptr)
return nullptr;
XSetEventQueueOwner(dsp, XCBOwnsEventQueue);
g_connection_ptr = XGetXCBConnection(dsp);
}
return g_connection_ptr;
}
inline void pack_values(uint32_t mask, const uint32_t* src, uint32_t* dest) {
for (; mask; mask >>= 1, src++)
if (mask & 1)
*dest++ = *src;
}
inline void pack_values(uint32_t mask, const xcb_params_cw_t* src, uint32_t* dest) {
xutils::pack_values(mask, reinterpret_cast<const uint32_t*>(src), dest);
}
inline void pack_values(uint32_t mask, const xcb_params_gc_t* src, uint32_t* dest) {
xutils::pack_values(mask, reinterpret_cast<const uint32_t*>(src), dest);
}
}
LEMONBUDDY_NS_END