120 lines
3.6 KiB
C
120 lines
3.6 KiB
C
/**
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* RPiPlay - An open-source AirPlay mirroring server for Raspberry Pi
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* Copyright (C) 2019 Florian Draschbacher
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* Modified for:
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* UxPlay - An open-source AirPlay mirroring server
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* Copyright (C) 2021-23 F. Duncanh
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/* based on code from David Ventura https://github.com/DavidVentura/UxPlay */
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/* This file should be only included from video_renderer.c as it defines static
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* functions and depends on video_renderer internals */
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#ifndef X_DISPLAY_FIX_H
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#define X_DISPLAY_FIX_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <string.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <stdio.h>
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struct X11_Window_s {
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Display * display;
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Window window;
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} typedef X11_Window_t;
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static void get_X11_Display(X11_Window_t * X11) {
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X11->display = XOpenDisplay(NULL);
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X11->window = (Window) NULL;
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}
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static Window enum_windows(const char * str, Display * display, Window window, int depth) {
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int i;
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XTextProperty text;
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XGetWMName(display, window, &text);
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char* name = NULL;
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XFetchName(display, window, &name);
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if (name != 0 && strcmp(str, name) == 0) {
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return window;
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}
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Window _root, parent;
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Window* children = NULL;
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unsigned int n;
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XQueryTree(display, window, &_root, &parent, &children, &n);
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if (children != NULL) {
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for (i = 0; i < n; i++) {
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Window w = enum_windows(str, display, children[i], depth + 1);
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if (w) return w;
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}
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XFree(children);
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}
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return (Window) NULL;
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}
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int X11_error_catcher( Display *disp, XErrorEvent *xe ) {
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// do nothing
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return 0;
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}
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static void get_x_window(X11_Window_t * X11, const char * name) {
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Window root = XDefaultRootWindow(X11->display);
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XSetErrorHandler(X11_error_catcher);
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X11->window = enum_windows(name, X11->display, root, 0);
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XSetErrorHandler(NULL);
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#ifdef ZOOM_WINDOW_NAME_FIX
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if (X11->window) {
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Atom _NET_WM_NAME = XInternAtom(X11->display, "_NET_WM_NAME", 0);
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Atom UTF8_STRING = XInternAtom(X11->display, "UTF8_STRING", 0);
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XChangeProperty(X11->display, X11->window, _NET_WM_NAME, UTF8_STRING,
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8, 0, (const unsigned char *) name, strlen(name));
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XSync(X11->display, False);
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}
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#endif
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}
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static void set_fullscreen(X11_Window_t * X11, bool * fullscreen) {
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XClientMessageEvent msg = {
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.type = ClientMessage,
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.display = X11->display,
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.window = X11->window,
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.message_type = XInternAtom(X11->display, "_NET_WM_STATE", True),
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.format = 32,
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.data = { .l = {
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*fullscreen,
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XInternAtom(X11->display, "_NET_WM_STATE_FULLSCREEN", True),
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None,
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0,
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1
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}}
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};
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XSendEvent(X11->display, XRootWindow(X11->display, XDefaultScreen(X11->display)),
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False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent*) &msg);
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XSync(X11->display, False);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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