/* x11focus.c * * * Copyright (C) 2020 Toxic All Rights Reserved. * * This file is part of Toxic. * * Toxic is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Toxic is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Toxic. If not, see . * */ #include "x11focus.h" #ifndef __APPLE__ #include static struct Focus { Display *display; Window terminal_window; } Focus; static long unsigned int focused_window_id(void) { if (!Focus.display) { return 0; } Window focus; int revert; XLockDisplay(Focus.display); XGetInputFocus(Focus.display, &focus, &revert); XUnlockDisplay(Focus.display); return focus; } bool is_focused(void) { if (!Focus.display) { return false; } return Focus.terminal_window == focused_window_id(); } int init_x11focus(void) { if (XInitThreads() == 0) { return -1; } Focus.display = XOpenDisplay(NULL); if (!Focus.display) { return -1; } Focus.terminal_window = focused_window_id(); return 0; } void terminate_x11focus(void) { if (!Focus.display || !Focus.terminal_window) { return; } XLockDisplay(Focus.display); XCloseDisplay(Focus.display); XUnlockDisplay(Focus.display); } #endif /* !__APPLE__ */