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virtualx-engine/platform/linuxbsd/display_server_x11.cpp
Juan Linietsky a6f3bc7c69 Renaming of servers for coherency. 
VisualServer -> RenderingServer
PhysicsServer -> PhysicsServer3D
Physics2DServer -> PhysicsServer2D
NavigationServer -> NavigationServer3D
Navigation2DServer -> NavigationServer2D

Also renamed corresponding files.
2020-03-27 15:21:27 -03:00

3852 lines
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/*************************************************************************/
/* display_server_x11.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "display_server_x11.h"
#ifdef X11_ENABLED
#include "detect_prime_x11.h"
#include "core/os/dir_access.h"
#include "core/print_string.h"
#include "errno.h"
#include "key_mapping_x11.h"
#if defined(OPENGL_ENABLED)
#include "drivers/gles2/rasterizer_gles2.h"
#endif
#if defined(VULKAN_ENABLED)
#include "servers/rendering/rasterizer_rd/rasterizer_rd.h"
#endif
#include "scene/resources/texture.h"
#ifdef HAVE_MNTENT
#include <mntent.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "X11/Xutil.h"
#include "X11/Xatom.h"
#include "X11/extensions/Xinerama.h"
// ICCCM
#define WM_NormalState 1L // window normal state
#define WM_IconicState 3L // window minimized
// EWMH
#define _NET_WM_STATE_REMOVE 0L // remove/unset property
#define _NET_WM_STATE_ADD 1L // add/set property
#define _NET_WM_STATE_TOGGLE 2L // toggle property
#include "main/main.h"
#include <dlfcn.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
//stupid linux.h
#ifdef KEY_TAB
#undef KEY_TAB
#endif
#include <X11/Xatom.h>
#undef CursorShape
#include <X11/XKBlib.h>
#include "core/project_settings.h"
// 2.2 is the first release with multitouch
#define XINPUT_CLIENT_VERSION_MAJOR 2
#define XINPUT_CLIENT_VERSION_MINOR 2
#define VALUATOR_ABSX 0
#define VALUATOR_ABSY 1
#define VALUATOR_PRESSURE 2
#define VALUATOR_TILTX 3
#define VALUATOR_TILTY 4
static const double abs_resolution_mult = 10000.0;
static const double abs_resolution_range_mult = 10.0;
bool DisplayServerX11::has_feature(Feature p_feature) const {
switch (p_feature) {
case FEATURE_SUBWINDOWS:
#ifdef TOUCH_ENABLED
case FEATURE_TOUCHSCREEN:
#endif
case FEATURE_MOUSE:
case FEATURE_MOUSE_WARP:
case FEATURE_CLIPBOARD:
case FEATURE_CURSOR_SHAPE:
case FEATURE_CUSTOM_CURSOR_SHAPE:
case FEATURE_IME:
case FEATURE_WINDOW_TRANSPARENCY:
//case FEATURE_HIDPI:
case FEATURE_ICON:
case FEATURE_NATIVE_ICON:
case FEATURE_SWAP_BUFFERS:
return true;
default: {
}
}
return false;
}
String DisplayServerX11::get_name() const {
return "X11";
}
void DisplayServerX11::alert(const String &p_alert, const String &p_title) {
const char *message_programs[] = { "zenity", "kdialog", "Xdialog", "xmessage" };
String path = OS::get_singleton()->get_environment("PATH");
Vector<String> path_elems = path.split(":", false);
String program;
for (int i = 0; i < path_elems.size(); i++) {
for (uint64_t k = 0; k < sizeof(message_programs) / sizeof(char *); k++) {
String tested_path = path_elems[i].plus_file(message_programs[k]);
if (FileAccess::exists(tested_path)) {
program = tested_path;
break;
}
}
if (program.length())
break;
}
List<String> args;
if (program.ends_with("zenity")) {
args.push_back("--error");
args.push_back("--width");
args.push_back("500");
args.push_back("--title");
args.push_back(p_title);
args.push_back("--text");
args.push_back(p_alert);
}
if (program.ends_with("kdialog")) {
args.push_back("--error");
args.push_back(p_alert);
args.push_back("--title");
args.push_back(p_title);
}
if (program.ends_with("Xdialog")) {
args.push_back("--title");
args.push_back(p_title);
args.push_back("--msgbox");
args.push_back(p_alert);
args.push_back("0");
args.push_back("0");
}
if (program.ends_with("xmessage")) {
args.push_back("-center");
args.push_back("-title");
args.push_back(p_title);
args.push_back(p_alert);
}
if (program.length()) {
OS::get_singleton()->execute(program, args, true);
} else {
print_line(p_alert);
}
}
void DisplayServerX11::_update_real_mouse_position(const WindowData &wd) {
Window root_return, child_return;
int root_x, root_y, win_x, win_y;
unsigned int mask_return;
Bool xquerypointer_result = XQueryPointer(x11_display, wd.x11_window, &root_return, &child_return, &root_x, &root_y,
&win_x, &win_y, &mask_return);
if (xquerypointer_result) {
if (win_x > 0 && win_y > 0 && win_x <= wd.size.width && win_y <= wd.size.height) {
last_mouse_pos.x = win_x;
last_mouse_pos.y = win_y;
last_mouse_pos_valid = true;
InputFilter::get_singleton()->set_mouse_position(last_mouse_pos);
}
}
}
bool DisplayServerX11::_refresh_device_info() {
int event_base, error_base;
print_verbose("XInput: Refreshing devices.");
if (!XQueryExtension(x11_display, "XInputExtension", &xi.opcode, &event_base, &error_base)) {
print_verbose("XInput extension not available. Please upgrade your distribution.");
return false;
}
int xi_major_query = XINPUT_CLIENT_VERSION_MAJOR;
int xi_minor_query = XINPUT_CLIENT_VERSION_MINOR;
if (XIQueryVersion(x11_display, &xi_major_query, &xi_minor_query) != Success) {
print_verbose(vformat("XInput 2 not available (server supports %d.%d).", xi_major_query, xi_minor_query));
xi.opcode = 0;
return false;
}
if (xi_major_query < XINPUT_CLIENT_VERSION_MAJOR || (xi_major_query == XINPUT_CLIENT_VERSION_MAJOR && xi_minor_query < XINPUT_CLIENT_VERSION_MINOR)) {
print_verbose(vformat("XInput %d.%d not available (server supports %d.%d). Touch input unavailable.",
XINPUT_CLIENT_VERSION_MAJOR, XINPUT_CLIENT_VERSION_MINOR, xi_major_query, xi_minor_query));
}
xi.absolute_devices.clear();
xi.touch_devices.clear();
int dev_count;
XIDeviceInfo *info = XIQueryDevice(x11_display, XIAllDevices, &dev_count);
for (int i = 0; i < dev_count; i++) {
XIDeviceInfo *dev = &info[i];
if (!dev->enabled)
continue;
if (!(dev->use == XIMasterPointer || dev->use == XIFloatingSlave))
continue;
bool direct_touch = false;
bool absolute_mode = false;
int resolution_x = 0;
int resolution_y = 0;
int range_min_x = 0;
int range_min_y = 0;
int range_max_x = 0;
int range_max_y = 0;
int pressure_resolution = 0;
int tilt_resolution_x = 0;
int tilt_resolution_y = 0;
for (int j = 0; j < dev->num_classes; j++) {
#ifdef TOUCH_ENABLED
if (dev->classes[j]->type == XITouchClass && ((XITouchClassInfo *)dev->classes[j])->mode == XIDirectTouch) {
direct_touch = true;
}
#endif
if (dev->classes[j]->type == XIValuatorClass) {
XIValuatorClassInfo *class_info = (XIValuatorClassInfo *)dev->classes[j];
if (class_info->number == VALUATOR_ABSX && class_info->mode == XIModeAbsolute) {
resolution_x = class_info->resolution;
range_min_x = class_info->min;
range_max_x = class_info->max;
absolute_mode = true;
} else if (class_info->number == VALUATOR_ABSY && class_info->mode == XIModeAbsolute) {
resolution_y = class_info->resolution;
range_min_y = class_info->min;
range_max_y = class_info->max;
absolute_mode = true;
} else if (class_info->number == VALUATOR_PRESSURE && class_info->mode == XIModeAbsolute) {
pressure_resolution = (class_info->max - class_info->min);
if (pressure_resolution == 0) pressure_resolution = 1;
} else if (class_info->number == VALUATOR_TILTX && class_info->mode == XIModeAbsolute) {
tilt_resolution_x = (class_info->max - class_info->min);
if (tilt_resolution_x == 0) tilt_resolution_x = 1;
} else if (class_info->number == VALUATOR_TILTY && class_info->mode == XIModeAbsolute) {
tilt_resolution_y = (class_info->max - class_info->min);
if (tilt_resolution_y == 0) tilt_resolution_y = 1;
}
}
}
if (direct_touch) {
xi.touch_devices.push_back(dev->deviceid);
print_verbose("XInput: Using touch device: " + String(dev->name));
}
if (absolute_mode) {
// If no resolution was reported, use the min/max ranges.
if (resolution_x <= 0) {
resolution_x = (range_max_x - range_min_x) * abs_resolution_range_mult;
}
if (resolution_y <= 0) {
resolution_y = (range_max_y - range_min_y) * abs_resolution_range_mult;
}
xi.absolute_devices[dev->deviceid] = Vector2(abs_resolution_mult / resolution_x, abs_resolution_mult / resolution_y);
print_verbose("XInput: Absolute pointing device: " + String(dev->name));
}
xi.pressure = 0;
xi.pen_devices[dev->deviceid] = Vector3(pressure_resolution, tilt_resolution_x, tilt_resolution_y);
}
XIFreeDeviceInfo(info);
#ifdef TOUCH_ENABLED
if (!xi.touch_devices.size()) {
print_verbose("XInput: No touch devices found.");
}
#endif
return true;
}
void DisplayServerX11::_flush_mouse_motion() {
while (true) {
if (XPending(x11_display) > 0) {
XEvent event;
XPeekEvent(x11_display, &event);
if (XGetEventData(x11_display, &event.xcookie) && event.xcookie.type == GenericEvent && event.xcookie.extension == xi.opcode) {
XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data;
if (event_data->evtype == XI_RawMotion) {
XNextEvent(x11_display, &event);
} else {
break;
}
} else {
break;
}
} else {
break;
}
}
xi.relative_motion.x = 0;
xi.relative_motion.y = 0;
}
void DisplayServerX11::mouse_set_mode(MouseMode p_mode) {
_THREAD_SAFE_METHOD_
if (p_mode == mouse_mode)
return;
if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED)
XUngrabPointer(x11_display, CurrentTime);
// The only modes that show a cursor are VISIBLE and CONFINED
bool showCursor = (p_mode == MOUSE_MODE_VISIBLE || p_mode == MOUSE_MODE_CONFINED);
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
if (showCursor) {
XDefineCursor(x11_display, E->get().x11_window, cursors[current_cursor]); // show cursor
} else {
XDefineCursor(x11_display, E->get().x11_window, null_cursor); // hide cursor
}
}
mouse_mode = p_mode;
if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED) {
//flush pending motion events
_flush_mouse_motion();
WindowData &main_window = windows[MAIN_WINDOW_ID];
if (XGrabPointer(
x11_display, main_window.x11_window, True,
ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
GrabModeAsync, GrabModeAsync, windows[MAIN_WINDOW_ID].x11_window, None, CurrentTime) != GrabSuccess) {
ERR_PRINT("NO GRAB");
}
if (mouse_mode == MOUSE_MODE_CAPTURED) {
center.x = main_window.size.width / 2;
center.y = main_window.size.height / 2;
XWarpPointer(x11_display, None, main_window.x11_window,
0, 0, 0, 0, (int)center.x, (int)center.y);
InputFilter::get_singleton()->set_mouse_position(center);
}
} else {
do_mouse_warp = false;
}
XFlush(x11_display);
}
DisplayServerX11::MouseMode DisplayServerX11::mouse_get_mode() const {
return mouse_mode;
}
void DisplayServerX11::mouse_warp_to_position(const Point2i &p_to) {
_THREAD_SAFE_METHOD_
if (mouse_mode == MOUSE_MODE_CAPTURED) {
last_mouse_pos = p_to;
} else {
/*XWindowAttributes xwa;
XGetWindowAttributes(x11_display, x11_window, &xwa);
printf("%d %d\n", xwa.x, xwa.y); needed? */
XWarpPointer(x11_display, None, windows[MAIN_WINDOW_ID].x11_window,
0, 0, 0, 0, (int)p_to.x, (int)p_to.y);
}
}
Point2i DisplayServerX11::mouse_get_position() const {
return last_mouse_pos;
}
Point2i DisplayServerX11::mouse_get_absolute_position() const {
int number_of_screens = XScreenCount(x11_display);
for (int i = 0; i < number_of_screens; i++) {
Window root, child;
int root_x, root_y, win_x, win_y;
unsigned int mask;
if (XQueryPointer(x11_display, XRootWindow(x11_display, i), &root, &child, &root_x, &root_y, &win_x, &win_y, &mask)) {
XWindowAttributes root_attrs;
XGetWindowAttributes(x11_display, root, &root_attrs);
return Vector2i(root_attrs.x + root_x, root_attrs.y + root_y);
}
}
return Vector2i();
}
int DisplayServerX11::mouse_get_button_state() const {
return last_button_state;
}
void DisplayServerX11::clipboard_set(const String &p_text) {
_THREAD_SAFE_METHOD_
internal_clipboard = p_text;
XSetSelectionOwner(x11_display, XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
XSetSelectionOwner(x11_display, XInternAtom(x11_display, "CLIPBOARD", 0), windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
}
static String _clipboard_get_impl(Atom p_source, Window x11_window, ::Display *x11_display, String p_internal_clipboard, Atom target) {
String ret;
Atom type;
Atom selection = XA_PRIMARY;
int format, result;
unsigned long len, bytes_left, dummy;
unsigned char *data;
Window Sown = XGetSelectionOwner(x11_display, p_source);
if (Sown == x11_window) {
return p_internal_clipboard;
};
if (Sown != None) {
XConvertSelection(x11_display, p_source, target, selection,
x11_window, CurrentTime);
XFlush(x11_display);
while (true) {
XEvent event;
XNextEvent(x11_display, &event);
if (event.type == SelectionNotify && event.xselection.requestor == x11_window) {
break;
};
};
//
// Do not get any data, see how much data is there
//
XGetWindowProperty(x11_display, x11_window,
selection, // Tricky..
0, 0, // offset - len
0, // Delete 0==FALSE
AnyPropertyType, //flag
&type, // return type
&format, // return format
&len, &bytes_left, //that
&data);
// DATA is There
if (bytes_left > 0) {
result = XGetWindowProperty(x11_display, x11_window,
selection, 0, bytes_left, 0,
AnyPropertyType, &type, &format,
&len, &dummy, &data);
if (result == Success) {
ret.parse_utf8((const char *)data);
} else
printf("FAIL\n");
if (data) {
XFree(data);
}
}
}
return ret;
}
static String _clipboard_get(Atom p_source, Window x11_window, ::Display *x11_display, String p_internal_clipboard) {
String ret;
Atom utf8_atom = XInternAtom(x11_display, "UTF8_STRING", True);
if (utf8_atom != None) {
ret = _clipboard_get_impl(p_source, x11_window, x11_display, p_internal_clipboard, utf8_atom);
}
if (ret == "") {
ret = _clipboard_get_impl(p_source, x11_window, x11_display, p_internal_clipboard, XA_STRING);
}
return ret;
}
String DisplayServerX11::clipboard_get() const {
_THREAD_SAFE_METHOD_
String ret;
ret = _clipboard_get(XInternAtom(x11_display, "CLIPBOARD", 0), windows[MAIN_WINDOW_ID].x11_window, x11_display, internal_clipboard);
if (ret == "") {
ret = _clipboard_get(XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window, x11_display, internal_clipboard);
};
return ret;
}
int DisplayServerX11::get_screen_count() const {
_THREAD_SAFE_METHOD_
// Using Xinerama Extension
int event_base, error_base;
const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
if (!ext_okay) return 0;
int count;
XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
XFree(xsi);
return count;
}
Point2i DisplayServerX11::screen_get_position(int p_screen) const {
_THREAD_SAFE_METHOD_
if (p_screen == SCREEN_OF_MAIN_WINDOW) {
p_screen = window_get_current_screen();
}
// Using Xinerama Extension
int event_base, error_base;
const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
if (!ext_okay) {
return Point2i(0, 0);
}
int count;
XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
if (p_screen >= count) {
return Point2i(0, 0);
}
Point2i position = Point2i(xsi[p_screen].x_org, xsi[p_screen].y_org);
XFree(xsi);
return position;
}
Size2i DisplayServerX11::screen_get_size(int p_screen) const {
return screen_get_usable_rect(p_screen).size;
}
Rect2i DisplayServerX11::screen_get_usable_rect(int p_screen) const {
_THREAD_SAFE_METHOD_
if (p_screen == SCREEN_OF_MAIN_WINDOW) {
p_screen = window_get_current_screen();
}
// Using Xinerama Extension
int event_base, error_base;
const Bool ext_okay = XineramaQueryExtension(x11_display, &event_base, &error_base);
if (!ext_okay) return Rect2i(0, 0, 0, 0);
int count;
XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
if (p_screen >= count) return Rect2i(0, 0, 0, 0);
Rect2i rect = Rect2i(xsi[p_screen].x_org, xsi[p_screen].y_org, xsi[p_screen].width, xsi[p_screen].height);
XFree(xsi);
return rect;
}
int DisplayServerX11::screen_get_dpi(int p_screen) const {
_THREAD_SAFE_METHOD_
if (p_screen == SCREEN_OF_MAIN_WINDOW) {
p_screen = window_get_current_screen();
}
//invalid screen?
ERR_FAIL_INDEX_V(p_screen, get_screen_count(), 0);
//Get physical monitor Dimensions through XRandR and calculate dpi
Size2i sc = screen_get_size(p_screen);
if (xrandr_ext_ok) {
int count = 0;
if (xrr_get_monitors) {
xrr_monitor_info *monitors = xrr_get_monitors(x11_display, windows[MAIN_WINDOW_ID].x11_window, true, &count);
if (p_screen < count) {
double xdpi = sc.width / (double)monitors[p_screen].mwidth * 25.4;
double ydpi = sc.height / (double)monitors[p_screen].mheight * 25.4;
xrr_free_monitors(monitors);
return (xdpi + ydpi) / 2;
}
xrr_free_monitors(monitors);
} else if (p_screen == 0) {
XRRScreenSize *sizes = XRRSizes(x11_display, 0, &count);
if (sizes) {
double xdpi = sc.width / (double)sizes[0].mwidth * 25.4;
double ydpi = sc.height / (double)sizes[0].mheight * 25.4;
return (xdpi + ydpi) / 2;
}
}
}
int width_mm = DisplayWidthMM(x11_display, p_screen);
int height_mm = DisplayHeightMM(x11_display, p_screen);
double xdpi = (width_mm ? sc.width / (double)width_mm * 25.4 : 0);
double ydpi = (height_mm ? sc.height / (double)height_mm * 25.4 : 0);
if (xdpi || ydpi)
return (xdpi + ydpi) / (xdpi && ydpi ? 2 : 1);
//could not get dpi
return 96;
}
bool DisplayServerX11::screen_is_touchscreen(int p_screen) const {
_THREAD_SAFE_METHOD_
#ifndef _MSC_VER
#warning Need to get from proper window
#endif
return DisplayServer::screen_is_touchscreen(p_screen);
}
Vector<DisplayServer::WindowID> DisplayServerX11::get_window_list() const {
_THREAD_SAFE_METHOD_
Vector<int> ret;
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
ret.push_back(E->key());
}
return ret;
}
DisplayServer::WindowID DisplayServerX11::create_sub_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect) {
_THREAD_SAFE_METHOD_
WindowID id = _create_window(p_mode, p_flags, p_rect);
for (int i = 0; i < WINDOW_FLAG_MAX; i++) {
if (p_flags & (1 << i)) {
window_set_flag(WindowFlags(i), true, id);
}
}
return id;
}
void DisplayServerX11::delete_sub_window(WindowID p_id) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_id));
ERR_FAIL_COND_MSG(p_id == MAIN_WINDOW_ID, "Main window can't be deleted"); //ma
WindowData &wd = windows[p_id];
while (wd.transient_children.size()) {
window_set_transient(wd.transient_children.front()->get(), INVALID_WINDOW_ID);
}
if (wd.transient_parent != INVALID_WINDOW_ID) {
window_set_transient(p_id, INVALID_WINDOW_ID);
}
#ifdef VULKAN_ENABLED
if (rendering_driver == "vulkan") {
context_vulkan->window_destroy(p_id);
}
#endif
XUnmapWindow(x11_display, wd.x11_window);
XDestroyWindow(x11_display, wd.x11_window);
if (wd.xic) {
XDestroyIC(wd.xic);
}
windows.erase(p_id);
}
void DisplayServerX11::window_attach_instance_id(ObjectID p_instance, WindowID p_window) {
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.instance_id = p_instance;
}
ObjectID DisplayServerX11::window_get_attached_instance_id(WindowID p_window) const {
ERR_FAIL_COND_V(!windows.has(p_window), ObjectID());
const WindowData &wd = windows[p_window];
return wd.instance_id;
}
DisplayServerX11::WindowID DisplayServerX11::get_window_at_screen_position(const Point2i &p_position) const {
return INVALID_WINDOW_ID;
}
void DisplayServerX11::window_set_title(const String &p_title, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
XStoreName(x11_display, wd.x11_window, p_title.utf8().get_data());
Atom _net_wm_name = XInternAtom(x11_display, "_NET_WM_NAME", false);
Atom utf8_string = XInternAtom(x11_display, "UTF8_STRING", false);
XChangeProperty(x11_display, wd.x11_window, _net_wm_name, utf8_string, 8, PropModeReplace, (unsigned char *)p_title.utf8().get_data(), p_title.utf8().length());
}
void DisplayServerX11::window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.rect_changed_callback = p_callable;
}
void DisplayServerX11::window_set_window_event_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.event_callback = p_callable;
}
void DisplayServerX11::window_set_input_event_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.input_event_callback = p_callable;
}
void DisplayServerX11::window_set_input_text_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.input_text_callback = p_callable;
}
void DisplayServerX11::window_set_drop_files_callback(const Callable &p_callable, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.drop_files_callback = p_callable;
}
int DisplayServerX11::window_get_current_screen(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), -1);
const WindowData &wd = windows[p_window];
int x, y;
Window child;
XTranslateCoordinates(x11_display, wd.x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child);
int count = get_screen_count();
for (int i = 0; i < count; i++) {
Point2i pos = screen_get_position(i);
Size2i size = screen_get_size(i);
if ((x >= pos.x && x < pos.x + size.width) && (y >= pos.y && y < pos.y + size.height))
return i;
}
return 0;
}
void DisplayServerX11::window_set_current_screen(int p_screen, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
int count = get_screen_count();
if (p_screen >= count) return;
if (window_get_mode(p_window) == WINDOW_MODE_FULLSCREEN) {
Point2i position = screen_get_position(p_screen);
Size2i size = screen_get_size(p_screen);
XMoveResizeWindow(x11_display, wd.x11_window, position.x, position.y, size.x, size.y);
} else {
if (p_screen != window_get_current_screen(p_window)) {
Point2i position = screen_get_position(p_screen);
XMoveWindow(x11_display, wd.x11_window, position.x, position.y);
}
}
}
void DisplayServerX11::window_set_transient(WindowID p_window, WindowID p_parent) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(p_window == p_parent);
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd_window = windows[p_window];
ERR_FAIL_COND(wd_window.transient_parent == p_parent);
ERR_FAIL_COND_MSG(wd_window.on_top, "Windows with the 'on top' can't become transient.");
if (p_parent == INVALID_WINDOW_ID) {
//remove transient
ERR_FAIL_COND(wd_window.transient_parent == INVALID_WINDOW_ID);
ERR_FAIL_COND(!windows.has(wd_window.transient_parent));
WindowData &wd_parent = windows[wd_window.transient_parent];
wd_window.transient_parent = INVALID_WINDOW_ID;
wd_parent.transient_children.erase(p_window);
XSetTransientForHint(x11_display, wd_window.x11_window, None);
} else {
ERR_FAIL_COND(!windows.has(p_parent));
ERR_FAIL_COND_MSG(wd_window.transient_parent != INVALID_WINDOW_ID, "Window already has a transient parent");
WindowData &wd_parent = windows[p_parent];
wd_window.transient_parent = p_parent;
wd_parent.transient_children.insert(p_window);
XSetTransientForHint(x11_display, wd_window.x11_window, wd_parent.x11_window);
}
}
Point2i DisplayServerX11::window_get_position(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Point2i());
const WindowData &wd = windows[p_window];
return wd.position;
}
void DisplayServerX11::window_set_position(const Point2i &p_position, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
int x = 0;
int y = 0;
if (!window_get_flag(WINDOW_FLAG_BORDERLESS, p_window)) {
//exclude window decorations
XSync(x11_display, False);
Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True);
if (prop != None) {
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
if (XGetWindowProperty(x11_display, wd.x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) {
if (format == 32 && len == 4 && data) {
long *extents = (long *)data;
x = extents[0];
y = extents[2];
}
XFree(data);
}
}
}
XMoveWindow(x11_display, wd.x11_window, p_position.x - x, p_position.y - y);
_update_real_mouse_position(wd);
}
void DisplayServerX11::window_set_max_size(const Size2i p_size, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if ((p_size != Size2i()) && ((p_size.x < wd.min_size.x) || (p_size.y < wd.min_size.y))) {
ERR_PRINT("Maximum window size can't be smaller than minimum window size!");
return;
}
wd.max_size = p_size;
if (!window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = 0L;
if (wd.min_size != Size2i()) {
xsh->flags |= PMinSize;
xsh->min_width = wd.min_size.x;
xsh->min_height = wd.min_size.y;
}
if (wd.max_size != Size2i()) {
xsh->flags |= PMaxSize;
xsh->max_width = wd.max_size.x;
xsh->max_height = wd.max_size.y;
}
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
XFlush(x11_display);
}
}
Size2i DisplayServerX11::window_get_max_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
return wd.max_size;
}
void DisplayServerX11::window_set_min_size(const Size2i p_size, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if ((p_size != Size2i()) && (wd.max_size != Size2i()) && ((p_size.x > wd.max_size.x) || (p_size.y > wd.max_size.y))) {
ERR_PRINT("Minimum window size can't be larger than maximum window size!");
return;
}
wd.min_size = p_size;
if (!window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = 0L;
if (wd.min_size != Size2i()) {
xsh->flags |= PMinSize;
xsh->min_width = wd.min_size.x;
xsh->min_height = wd.min_size.y;
}
if (wd.max_size != Size2i()) {
xsh->flags |= PMaxSize;
xsh->max_width = wd.max_size.x;
xsh->max_height = wd.max_size.y;
}
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
XFlush(x11_display);
}
}
Size2i DisplayServerX11::window_get_min_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
return wd.min_size;
}
void DisplayServerX11::window_set_size(const Size2i p_size, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
Size2i size = p_size;
size.x = MAX(1, size.x);
size.y = MAX(1, size.y);
WindowData &wd = windows[p_window];
if (wd.size.width == size.width && wd.size.height == size.height)
return;
XWindowAttributes xwa;
XSync(x11_display, False);
XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
int old_w = xwa.width;
int old_h = xwa.height;
// If window resizable is disabled we need to update the attributes first
XSizeHints *xsh;
xsh = XAllocSizeHints();
if (!window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
xsh->flags = PMinSize | PMaxSize;
xsh->min_width = size.x;
xsh->max_width = size.x;
xsh->min_height = size.y;
xsh->max_height = size.y;
} else {
xsh->flags = 0L;
if (wd.min_size != Size2i()) {
xsh->flags |= PMinSize;
xsh->min_width = wd.min_size.x;
xsh->min_height = wd.min_size.y;
}
if (wd.max_size != Size2i()) {
xsh->flags |= PMaxSize;
xsh->max_width = wd.max_size.x;
xsh->max_height = wd.max_size.y;
}
}
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
// Resize the window
XResizeWindow(x11_display, wd.x11_window, size.x, size.y);
// Update our videomode width and height
wd.size = size;
for (int timeout = 0; timeout < 50; ++timeout) {
XSync(x11_display, False);
XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
if (old_w != xwa.width || old_h != xwa.height)
break;
usleep(10000);
}
}
Size2i DisplayServerX11::window_get_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
return wd.size;
}
Size2i DisplayServerX11::window_get_real_size(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), Size2i());
const WindowData &wd = windows[p_window];
XWindowAttributes xwa;
XSync(x11_display, False);
XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
int w = xwa.width;
int h = xwa.height;
Atom prop = XInternAtom(x11_display, "_NET_FRAME_EXTENTS", True);
if (prop != None) {
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
if (XGetWindowProperty(x11_display, wd.x11_window, prop, 0, 4, False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) {
if (format == 32 && len == 4 && data) {
long *extents = (long *)data;
w += extents[0] + extents[1]; // left, right
h += extents[2] + extents[3]; // top, bottom
}
XFree(data);
}
}
return Size2i(w, h);
}
bool DisplayServerX11::window_is_maximize_allowed(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), false);
const WindowData &wd = windows[p_window];
Atom property = XInternAtom(x11_display, "_NET_WM_ALLOWED_ACTIONS", False);
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
int result = XGetWindowProperty(
x11_display,
wd.x11_window,
property,
0,
1024,
False,
XA_ATOM,
&type,
&format,
&len,
&remaining,
&data);
if (result == Success && data) {
Atom *atoms = (Atom *)data;
Atom wm_act_max_horz = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_HORZ", False);
Atom wm_act_max_vert = XInternAtom(x11_display, "_NET_WM_ACTION_MAXIMIZE_VERT", False);
bool found_wm_act_max_horz = false;
bool found_wm_act_max_vert = false;
for (uint64_t i = 0; i < len; i++) {
if (atoms[i] == wm_act_max_horz)
found_wm_act_max_horz = true;
if (atoms[i] == wm_act_max_vert)
found_wm_act_max_vert = true;
if (found_wm_act_max_horz || found_wm_act_max_vert)
return true;
}
XFree(atoms);
}
return false;
}
void DisplayServerX11::_set_wm_maximized(WindowID p_window, bool p_enabled) {
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
// Using EWMH -- Extended Window Manager Hints
XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
xev.xclient.data.l[1] = wm_max_horz;
xev.xclient.data.l[2] = wm_max_vert;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
if (p_enabled && window_is_maximize_allowed(p_window)) {
// Wait for effective resizing (so the GLX context is too).
// Give up after 0.5s, it's not going to happen on this WM.
// https://github.com/godotengine/godot/issues/19978
for (int attempt = 0; window_get_mode(p_window) != WINDOW_MODE_MAXIMIZED && attempt < 50; attempt++) {
usleep(10000);
}
}
}
void DisplayServerX11::_set_wm_fullscreen(WindowID p_window, bool p_enabled) {
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
if (p_enabled && !window_get_flag(WINDOW_FLAG_BORDERLESS, p_window)) {
// remove decorations if the window is not already borderless
Hints hints;
Atom property;
hints.flags = 2;
hints.decorations = 0;
property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
}
if (p_enabled && window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
// Set the window as resizable to prevent window managers to ignore the fullscreen state flag.
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = 0L;
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
}
// Using EWMH -- Extended Window Manager Hints
XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_fullscreen = XInternAtom(x11_display, "_NET_WM_STATE_FULLSCREEN", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
xev.xclient.data.l[1] = wm_fullscreen;
xev.xclient.data.l[2] = 0;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
// set bypass compositor hint
Atom bypass_compositor = XInternAtom(x11_display, "_NET_WM_BYPASS_COMPOSITOR", False);
unsigned long compositing_disable_on = p_enabled ? 1 : 0;
XChangeProperty(x11_display, wd.x11_window, bypass_compositor, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&compositing_disable_on, 1);
XFlush(x11_display);
if (!p_enabled) {
// Reset the non-resizable flags if we un-set these before.
Size2i size = window_get_size(p_window);
XSizeHints *xsh;
xsh = XAllocSizeHints();
if (window_get_flag(WINDOW_FLAG_RESIZE_DISABLED, p_window)) {
xsh->flags = PMinSize | PMaxSize;
xsh->min_width = size.x;
xsh->max_width = size.x;
xsh->min_height = size.y;
xsh->max_height = size.y;
} else {
xsh->flags = 0L;
if (wd.min_size != Size2i()) {
xsh->flags |= PMinSize;
xsh->min_width = wd.min_size.x;
xsh->min_height = wd.min_size.y;
}
if (wd.max_size != Size2i()) {
xsh->flags |= PMaxSize;
xsh->max_width = wd.max_size.x;
xsh->max_height = wd.max_size.y;
}
}
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
// put back or remove decorations according to the last set borderless state
Hints hints;
Atom property;
hints.flags = 2;
hints.decorations = window_get_flag(WINDOW_FLAG_BORDERLESS, p_window) ? 0 : 1;
property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
}
}
void DisplayServerX11::window_set_mode(WindowMode p_mode, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
WindowMode old_mode = window_get_mode(p_window);
if (old_mode == p_mode) {
return; // do nothing
}
//remove all "extra" modes
switch (old_mode) {
case WINDOW_MODE_WINDOWED: {
//do nothing
} break;
case WINDOW_MODE_MINIMIZED: {
//Un-Minimize
// Using ICCCM -- Inter-Client Communication Conventions Manual
XEvent xev;
Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_change;
xev.xclient.format = 32;
xev.xclient.data.l[0] = WM_NormalState;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
xev.xclient.data.l[1] = wm_hidden;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
} break;
case WINDOW_MODE_FULLSCREEN: {
//Remove full-screen
_set_wm_fullscreen(p_window, false);
//un-maximize required for always on top
bool on_top = window_get_flag(WINDOW_FLAG_ALWAYS_ON_TOP, p_window);
wd.fullscreen = false;
window_set_position(wd.last_position_before_fs, p_window);
if (on_top) {
_set_wm_maximized(p_window, false);
}
} break;
case WINDOW_MODE_MAXIMIZED: {
_set_wm_maximized(p_window, false);
} break;
}
switch (p_mode) {
case WINDOW_MODE_WINDOWED: {
//do nothing
} break;
case WINDOW_MODE_MINIMIZED: {
// Using ICCCM -- Inter-Client Communication Conventions Manual
XEvent xev;
Atom wm_change = XInternAtom(x11_display, "WM_CHANGE_STATE", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_change;
xev.xclient.format = 32;
xev.xclient.data.l[0] = WM_IconicState;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_hidden = XInternAtom(x11_display, "_NET_WM_STATE_HIDDEN", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
xev.xclient.data.l[1] = wm_hidden;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
} break;
case WINDOW_MODE_FULLSCREEN: {
wd.last_position_before_fs = wd.position;
if (window_get_flag(WINDOW_FLAG_ALWAYS_ON_TOP, p_window)) {
_set_wm_maximized(p_window, true);
}
_set_wm_fullscreen(p_window, true);
wd.fullscreen = true;
} break;
case WINDOW_MODE_MAXIMIZED: {
_set_wm_maximized(p_window, true);
} break;
}
}
DisplayServer::WindowMode DisplayServerX11::window_get_mode(WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), WINDOW_MODE_WINDOWED);
const WindowData &wd = windows[p_window];
if (wd.fullscreen) { //if fullscreen, it's not in another mode
return WINDOW_MODE_FULLSCREEN;
}
{ //test maximized
// Using EWMH -- Extended Window Manager Hints
Atom property = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
bool retval = false;
int result = XGetWindowProperty(
x11_display,
wd.x11_window,
property,
0,
1024,
False,
XA_ATOM,
&type,
&format,
&len,
&remaining,
&data);
if (result == Success && data) {
Atom *atoms = (Atom *)data;
Atom wm_max_horz = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
Atom wm_max_vert = XInternAtom(x11_display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
bool found_wm_max_horz = false;
bool found_wm_max_vert = false;
for (uint64_t i = 0; i < len; i++) {
if (atoms[i] == wm_max_horz)
found_wm_max_horz = true;
if (atoms[i] == wm_max_vert)
found_wm_max_vert = true;
if (found_wm_max_horz && found_wm_max_vert) {
retval = true;
break;
}
}
XFree(data);
}
if (retval) {
return WINDOW_MODE_MAXIMIZED;
}
}
{ // test minimzed
// Using ICCCM -- Inter-Client Communication Conventions Manual
Atom property = XInternAtom(x11_display, "WM_STATE", True);
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
int result = XGetWindowProperty(
x11_display,
wd.x11_window,
property,
0,
32,
False,
AnyPropertyType,
&type,
&format,
&len,
&remaining,
&data);
if (result == Success && data) {
long *state = (long *)data;
if (state[0] == WM_IconicState)
return WINDOW_MODE_MINIMIZED;
}
}
// all other discarded, return windowed.
return WINDOW_MODE_WINDOWED;
}
void DisplayServerX11::window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
switch (p_flag) {
case WINDOW_FLAG_RESIZE_DISABLED: {
XSizeHints *xsh;
xsh = XAllocSizeHints();
if (p_enabled) {
Size2i size = window_get_size(p_window);
xsh->flags = PMinSize | PMaxSize;
xsh->min_width = size.x;
xsh->max_width = size.x;
xsh->min_height = size.y;
xsh->max_height = size.y;
} else {
xsh->flags = 0L;
if (wd.min_size != Size2i()) {
xsh->flags |= PMinSize;
xsh->min_width = wd.min_size.x;
xsh->min_height = wd.min_size.y;
}
if (wd.max_size != Size2i()) {
xsh->flags |= PMaxSize;
xsh->max_width = wd.max_size.x;
xsh->max_height = wd.max_size.y;
}
}
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
wd.resize_disabled = p_enabled;
XFlush(x11_display);
} break;
case WINDOW_FLAG_BORDERLESS: {
Hints hints;
Atom property;
hints.flags = 2;
hints.decorations = p_enabled ? 0 : 1;
property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
// Preserve window size
window_set_size(window_get_size(p_window), p_window);
wd.borderless = p_enabled;
} break;
case WINDOW_FLAG_ALWAYS_ON_TOP: {
ERR_FAIL_COND_MSG(wd.transient_parent != INVALID_WINDOW_ID, "Can't make a window transient if the 'on top' flag is active.");
if (p_enabled && wd.fullscreen) {
_set_wm_maximized(p_window, true);
}
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_above = XInternAtom(x11_display, "_NET_WM_STATE_ABOVE", False);
XClientMessageEvent xev;
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.window = wd.x11_window;
xev.message_type = wm_state;
xev.format = 32;
xev.data.l[0] = p_enabled ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
xev.data.l[1] = wm_above;
xev.data.l[3] = 1;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xev);
if (!p_enabled && !wd.fullscreen) {
_set_wm_maximized(p_window, false);
}
wd.on_top = p_enabled;
} break;
case WINDOW_FLAG_TRANSPARENT: {
//todo reimplement
} break;
default: {
}
}
}
bool DisplayServerX11::window_get_flag(WindowFlags p_flag, WindowID p_window) const {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND_V(!windows.has(p_window), false);
const WindowData &wd = windows[p_window];
switch (p_flag) {
case WINDOW_FLAG_RESIZE_DISABLED: {
return wd.resize_disabled;
} break;
case WINDOW_FLAG_BORDERLESS: {
bool borderless = wd.borderless;
Atom prop = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
if (prop != None) {
Atom type;
int format;
unsigned long len;
unsigned long remaining;
unsigned char *data = NULL;
if (XGetWindowProperty(x11_display, wd.x11_window, prop, 0, sizeof(Hints), False, AnyPropertyType, &type, &format, &len, &remaining, &data) == Success) {
if (data && (format == 32) && (len >= 5)) {
borderless = !((Hints *)data)->decorations;
}
if (data) {
XFree(data);
}
}
}
return borderless;
} break;
case WINDOW_FLAG_ALWAYS_ON_TOP: {
return wd.on_top;
} break;
case WINDOW_FLAG_TRANSPARENT: {
//todo reimplement
} break;
default: {
}
}
return false;
}
void DisplayServerX11::window_request_attention(WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
// Using EWMH -- Extended Window Manager Hints
//
// Sets the _NET_WM_STATE_DEMANDS_ATTENTION atom for WM_STATE
// Will be unset by the window manager after user react on the request for attention
XEvent xev;
Atom wm_state = XInternAtom(x11_display, "_NET_WM_STATE", False);
Atom wm_attention = XInternAtom(x11_display, "_NET_WM_STATE_DEMANDS_ATTENTION", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = wm_state;
xev.xclient.format = 32;
xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
xev.xclient.data.l[1] = wm_attention;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
XFlush(x11_display);
}
void DisplayServerX11::window_move_to_foreground(WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
XEvent xev;
Atom net_active_window = XInternAtom(x11_display, "_NET_ACTIVE_WINDOW", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = net_active_window;
xev.xclient.format = 32;
xev.xclient.data.l[0] = 1;
xev.xclient.data.l[1] = CurrentTime;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
XFlush(x11_display);
}
bool DisplayServerX11::window_can_draw(WindowID p_window) const {
//this seems to be all that is provided by X11
return window_get_mode(p_window) != WINDOW_MODE_MINIMIZED;
}
bool DisplayServerX11::can_any_window_draw() const {
_THREAD_SAFE_METHOD_
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
if (window_get_mode(E->key()) != WINDOW_MODE_MINIMIZED) {
return true;
}
}
return false;
}
void DisplayServerX11::window_set_ime_active(const bool p_active, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.im_active = p_active;
if (!wd.xic)
return;
if (p_active) {
XSetICFocus(wd.xic);
window_set_ime_position(wd.im_position, p_window);
} else {
XUnsetICFocus(wd.xic);
}
}
void DisplayServerX11::window_set_ime_position(const Point2i &p_pos, WindowID p_window) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!windows.has(p_window));
WindowData &wd = windows[p_window];
wd.im_position = p_pos;
if (!wd.xic)
return;
::XPoint spot;
spot.x = short(p_pos.x);
spot.y = short(p_pos.y);
XVaNestedList preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
XSetICValues(wd.xic, XNPreeditAttributes, preedit_attr, NULL);
XFree(preedit_attr);
}
void DisplayServerX11::cursor_set_shape(CursorShape p_shape) {
_THREAD_SAFE_METHOD_
ERR_FAIL_INDEX(p_shape, CURSOR_MAX);
if (p_shape == current_cursor) {
return;
}
if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) {
if (cursors[p_shape] != None) {
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
XDefineCursor(x11_display, E->get().x11_window, cursors[p_shape]);
}
} else if (cursors[CURSOR_ARROW] != None) {
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
XDefineCursor(x11_display, E->get().x11_window, cursors[CURSOR_ARROW]);
}
}
}
current_cursor = p_shape;
}
DisplayServerX11::CursorShape DisplayServerX11::cursor_get_shape() const {
return current_cursor;
}
void DisplayServerX11::cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
_THREAD_SAFE_METHOD_
if (p_cursor.is_valid()) {
Map<CursorShape, Vector<Variant>>::Element *cursor_c = cursors_cache.find(p_shape);
if (cursor_c) {
if (cursor_c->get()[0] == p_cursor && cursor_c->get()[1] == p_hotspot) {
cursor_set_shape(p_shape);
return;
}
cursors_cache.erase(p_shape);
}
Ref<Texture2D> texture = p_cursor;
Ref<AtlasTexture> atlas_texture = p_cursor;
Ref<Image> image;
Size2i texture_size;
Rect2i atlas_rect;
if (texture.is_valid()) {
image = texture->get_data();
}
if (!image.is_valid() && atlas_texture.is_valid()) {
texture = atlas_texture->get_atlas();
atlas_rect.size.width = texture->get_width();
atlas_rect.size.height = texture->get_height();
atlas_rect.position.x = atlas_texture->get_region().position.x;
atlas_rect.position.y = atlas_texture->get_region().position.y;
texture_size.width = atlas_texture->get_region().size.x;
texture_size.height = atlas_texture->get_region().size.y;
} else if (image.is_valid()) {
texture_size.width = texture->get_width();
texture_size.height = texture->get_height();
}
ERR_FAIL_COND(!texture.is_valid());
ERR_FAIL_COND(p_hotspot.x < 0 || p_hotspot.y < 0);
ERR_FAIL_COND(texture_size.width > 256 || texture_size.height > 256);
ERR_FAIL_COND(p_hotspot.x > texture_size.width || p_hotspot.y > texture_size.height);
image = texture->get_data();
ERR_FAIL_COND(!image.is_valid());
// Create the cursor structure
XcursorImage *cursor_image = XcursorImageCreate(texture_size.width, texture_size.height);
XcursorUInt image_size = texture_size.width * texture_size.height;
XcursorDim size = sizeof(XcursorPixel) * image_size;
cursor_image->version = 1;
cursor_image->size = size;
cursor_image->xhot = p_hotspot.x;
cursor_image->yhot = p_hotspot.y;
// allocate memory to contain the whole file
cursor_image->pixels = (XcursorPixel *)memalloc(size);
for (XcursorPixel index = 0; index < image_size; index++) {
int row_index = floor(index / texture_size.width) + atlas_rect.position.y;
int column_index = (index % int(texture_size.width)) + atlas_rect.position.x;
if (atlas_texture.is_valid()) {
column_index = MIN(column_index, atlas_rect.size.width - 1);
row_index = MIN(row_index, atlas_rect.size.height - 1);
}
*(cursor_image->pixels + index) = image->get_pixel(column_index, row_index).to_argb32();
}
ERR_FAIL_COND(cursor_image->pixels == NULL);
// Save it for a further usage
cursors[p_shape] = XcursorImageLoadCursor(x11_display, cursor_image);
Vector<Variant> params;
params.push_back(p_cursor);
params.push_back(p_hotspot);
cursors_cache.insert(p_shape, params);
if (p_shape == current_cursor) {
if (mouse_mode == MOUSE_MODE_VISIBLE || mouse_mode == MOUSE_MODE_CONFINED) {
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
XDefineCursor(x11_display, E->get().x11_window, cursors[p_shape]);
}
}
}
memfree(cursor_image->pixels);
XcursorImageDestroy(cursor_image);
} else {
// Reset to default system cursor
if (img[p_shape]) {
cursors[p_shape] = XcursorImageLoadCursor(x11_display, img[p_shape]);
}
CursorShape c = current_cursor;
current_cursor = CURSOR_MAX;
cursor_set_shape(c);
cursors_cache.erase(p_shape);
}
}
DisplayServerX11::LatinKeyboardVariant DisplayServerX11::get_latin_keyboard_variant() const {
_THREAD_SAFE_METHOD_
XkbDescRec *xkbdesc = XkbAllocKeyboard();
ERR_FAIL_COND_V(!xkbdesc, LATIN_KEYBOARD_QWERTY);
XkbGetNames(x11_display, XkbSymbolsNameMask, xkbdesc);
ERR_FAIL_COND_V(!xkbdesc->names, LATIN_KEYBOARD_QWERTY);
ERR_FAIL_COND_V(!xkbdesc->names->symbols, LATIN_KEYBOARD_QWERTY);
char *layout = XGetAtomName(x11_display, xkbdesc->names->symbols);
ERR_FAIL_COND_V(!layout, LATIN_KEYBOARD_QWERTY);
Vector<String> info = String(layout).split("+");
ERR_FAIL_INDEX_V(1, info.size(), LATIN_KEYBOARD_QWERTY);
if (info[1].find("colemak") != -1) {
return LATIN_KEYBOARD_COLEMAK;
} else if (info[1].find("qwertz") != -1) {
return LATIN_KEYBOARD_QWERTZ;
} else if (info[1].find("azerty") != -1) {
return LATIN_KEYBOARD_AZERTY;
} else if (info[1].find("qzerty") != -1) {
return LATIN_KEYBOARD_QZERTY;
} else if (info[1].find("dvorak") != -1) {
return LATIN_KEYBOARD_DVORAK;
} else if (info[1].find("neo") != -1) {
return LATIN_KEYBOARD_NEO;
}
return LATIN_KEYBOARD_QWERTY;
}
DisplayServerX11::Property DisplayServerX11::_read_property(Display *p_display, Window p_window, Atom p_property) {
Atom actual_type;
int actual_format;
unsigned long nitems;
unsigned long bytes_after;
unsigned char *ret = 0;
int read_bytes = 1024;
//Keep trying to read the property until there are no
//bytes unread.
do {
if (ret != 0)
XFree(ret);
XGetWindowProperty(p_display, p_window, p_property, 0, read_bytes, False, AnyPropertyType,
&actual_type, &actual_format, &nitems, &bytes_after,
&ret);
read_bytes *= 2;
} while (bytes_after != 0);
Property p = { ret, actual_format, (int)nitems, actual_type };
return p;
}
static Atom pick_target_from_list(Display *p_display, Atom *p_list, int p_count) {
static const char *target_type = "text/uri-list";
for (int i = 0; i < p_count; i++) {
Atom atom = p_list[i];
if (atom != None && String(XGetAtomName(p_display, atom)) == target_type)
return atom;
}
return None;
}
static Atom pick_target_from_atoms(Display *p_disp, Atom p_t1, Atom p_t2, Atom p_t3) {
static const char *target_type = "text/uri-list";
if (p_t1 != None && String(XGetAtomName(p_disp, p_t1)) == target_type)
return p_t1;
if (p_t2 != None && String(XGetAtomName(p_disp, p_t2)) == target_type)
return p_t2;
if (p_t3 != None && String(XGetAtomName(p_disp, p_t3)) == target_type)
return p_t3;
return None;
}
void DisplayServerX11::_get_key_modifier_state(unsigned int p_x11_state, Ref<InputEventWithModifiers> state) {
state->set_shift((p_x11_state & ShiftMask));
state->set_control((p_x11_state & ControlMask));
state->set_alt((p_x11_state & Mod1Mask /*|| p_x11_state&Mod5Mask*/)); //altgr should not count as alt
state->set_metakey((p_x11_state & Mod4Mask));
}
unsigned int DisplayServerX11::_get_mouse_button_state(unsigned int p_x11_button, int p_x11_type) {
unsigned int mask = 1 << (p_x11_button - 1);
if (p_x11_type == ButtonPress) {
last_button_state |= mask;
} else {
last_button_state &= ~mask;
}
return last_button_state;
}
void DisplayServerX11::_handle_key_event(WindowID p_window, XKeyEvent *p_event, bool p_echo) {
WindowData wd = windows[p_window];
// X11 functions don't know what const is
XKeyEvent *xkeyevent = p_event;
// This code was pretty difficult to write.
// The docs stink and every toolkit seems to
// do it in a different way.
/* Phase 1, obtain a proper keysym */
// This was also very difficult to figure out.
// You'd expect you could just use Keysym provided by
// XKeycodeToKeysym to obtain internationalized
// input.. WRONG!!
// you must use XLookupString (???) which not only wastes
// cycles generating an unnecessary string, but also
// still works in half the cases. (won't handle deadkeys)
// For more complex input methods (deadkeys and more advanced)
// you have to use XmbLookupString (??).
// So.. then you have to chosse which of both results
// you want to keep.
// This is a real bizarreness and cpu waster.
KeySym keysym_keycode = 0; // keysym used to find a keycode
KeySym keysym_unicode = 0; // keysym used to find unicode
// XLookupString returns keysyms usable as nice keycodes.
char str[256 + 1];
XKeyEvent xkeyevent_no_mod = *xkeyevent;
xkeyevent_no_mod.state &= ~ShiftMask;
xkeyevent_no_mod.state &= ~ControlMask;
XLookupString(xkeyevent, str, 256, &keysym_unicode, NULL);
XLookupString(&xkeyevent_no_mod, NULL, 0, &keysym_keycode, NULL);
// Meanwhile, XLookupString returns keysyms useful for unicode.
if (!xmbstring) {
// keep a temporary buffer for the string
xmbstring = (char *)memalloc(sizeof(char) * 8);
xmblen = 8;
}
if (xkeyevent->type == KeyPress && wd.xic) {
Status status;
#ifdef X_HAVE_UTF8_STRING
int utf8len = 8;
char *utf8string = (char *)memalloc(sizeof(char) * utf8len);
int utf8bytes = Xutf8LookupString(wd.xic, xkeyevent, utf8string,
utf8len - 1, &keysym_unicode, &status);
if (status == XBufferOverflow) {
utf8len = utf8bytes + 1;
utf8string = (char *)memrealloc(utf8string, utf8len);
utf8bytes = Xutf8LookupString(wd.xic, xkeyevent, utf8string,
utf8len - 1, &keysym_unicode, &status);
}
utf8string[utf8bytes] = '\0';
if (status == XLookupChars) {
bool keypress = xkeyevent->type == KeyPress;
unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode);
unsigned int physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode);
if (keycode >= 'a' && keycode <= 'z')
keycode -= 'a' - 'A';
String tmp;
tmp.parse_utf8(utf8string, utf8bytes);
for (int i = 0; i < tmp.length(); i++) {
Ref<InputEventKey> k;
k.instance();
if (physical_keycode == 0 && keycode == 0 && tmp[i] == 0) {
continue;
}
if (keycode == 0) {
keycode = physical_keycode;
}
_get_key_modifier_state(xkeyevent->state, k);
k->set_window_id(p_window);
k->set_unicode(tmp[i]);
k->set_pressed(keypress);
k->set_keycode(keycode);
k->set_physical_keycode(physical_keycode);
k->set_echo(false);
if (k->get_keycode() == KEY_BACKTAB) {
//make it consistent across platforms.
k->set_keycode(KEY_TAB);
k->set_physical_keycode(KEY_TAB);
k->set_shift(true);
}
InputFilter::get_singleton()->accumulate_input_event(k);
}
memfree(utf8string);
return;
}
memfree(utf8string);
#else
do {
int mnbytes = XmbLookupString(xic, xkeyevent, xmbstring, xmblen - 1, &keysym_unicode, &status);
xmbstring[mnbytes] = '\0';
if (status == XBufferOverflow) {
xmblen = mnbytes + 1;
xmbstring = (char *)memrealloc(xmbstring, xmblen);
}
} while (status == XBufferOverflow);
#endif
}
/* Phase 2, obtain a Godot keycode from the keysym */
// KeyMappingX11 just translated the X11 keysym to a PIGUI
// keysym, so it works in all platforms the same.
unsigned int keycode = KeyMappingX11::get_keycode(keysym_keycode);
unsigned int physical_keycode = KeyMappingX11::get_scancode(xkeyevent->keycode);
/* Phase 3, obtain a unicode character from the keysym */
// KeyMappingX11 also translates keysym to unicode.
// It does a binary search on a table to translate
// most properly.
unsigned int unicode = keysym_unicode > 0 ? KeyMappingX11::get_unicode_from_keysym(keysym_unicode) : 0;
/* Phase 4, determine if event must be filtered */
// This seems to be a side-effect of using XIM.
// XEventFilter looks like a core X11 function,
// but it's actually just used to see if we must
// ignore a deadkey, or events XIM determines
// must not reach the actual gui.
// Guess it was a design problem of the extension
bool keypress = xkeyevent->type == KeyPress;
if (physical_keycode == 0 && keycode == 0 && unicode == 0) {
return;
}
if (keycode == 0) {
keycode = physical_keycode;
}
/* Phase 5, determine modifier mask */
// No problems here, except I had no way to
// know Mod1 was ALT and Mod4 was META (applekey/winkey)
// just tried Mods until i found them.
//print_verbose("mod1: "+itos(xkeyevent->state&Mod1Mask)+" mod 5: "+itos(xkeyevent->state&Mod5Mask));
Ref<InputEventKey> k;
k.instance();
k->set_window_id(p_window);
_get_key_modifier_state(xkeyevent->state, k);
/* Phase 6, determine echo character */
// Echo characters in X11 are a keyrelease and a keypress
// one after the other with the (almot) same timestamp.
// To detect them, i use XPeekEvent and check that their
// difference in time is below a threshold.
if (xkeyevent->type != KeyPress) {
p_echo = false;
// make sure there are events pending,
// so this call won't block.
if (XPending(x11_display) > 0) {
XEvent peek_event;
XPeekEvent(x11_display, &peek_event);
// I'm using a threshold of 5 msecs,
// since sometimes there seems to be a little
// jitter. I'm still not convinced that all this approach
// is correct, but the xorg developers are
// not very helpful today.
#define ABSDIFF(x, y) (((x) < (y)) ? ((y) - (x)) : ((x) - (y)))
::Time threshold = ABSDIFF(peek_event.xkey.time, xkeyevent->time);
#undef ABSDIFF
if (peek_event.type == KeyPress && threshold < 5) {
KeySym rk;
XLookupString((XKeyEvent *)&peek_event, str, 256, &rk, NULL);
if (rk == keysym_keycode) {
XEvent event;
XNextEvent(x11_display, &event); //erase next event
_handle_key_event(p_window, (XKeyEvent *)&event, true);
return; //ignore current, echo next
}
}
// use the time from peek_event so it always works
}
// save the time to check for echo when keypress happens
}
/* Phase 7, send event to Window */
k->set_pressed(keypress);
if (keycode >= 'a' && keycode <= 'z')
keycode -= 'a' - 'A';
k->set_keycode(keycode);
k->set_physical_keycode(physical_keycode);
k->set_unicode(unicode);
k->set_echo(p_echo);
if (k->get_keycode() == KEY_BACKTAB) {
//make it consistent across platforms.
k->set_keycode(KEY_TAB);
k->set_physical_keycode(KEY_TAB);
k->set_shift(true);
}
//don't set mod state if modifier keys are released by themselves
//else event.is_action() will not work correctly here
if (!k->is_pressed()) {
if (k->get_keycode() == KEY_SHIFT)
k->set_shift(false);
else if (k->get_keycode() == KEY_CONTROL)
k->set_control(false);
else if (k->get_keycode() == KEY_ALT)
k->set_alt(false);
else if (k->get_keycode() == KEY_META)
k->set_metakey(false);
}
bool last_is_pressed = InputFilter::get_singleton()->is_key_pressed(k->get_keycode());
if (k->is_pressed()) {
if (last_is_pressed) {
k->set_echo(true);
}
}
InputFilter::get_singleton()->accumulate_input_event(k);
}
void DisplayServerX11::_xim_destroy_callback(::XIM im, ::XPointer client_data,
::XPointer call_data) {
WARN_PRINT("Input method stopped");
DisplayServerX11 *ds = reinterpret_cast<DisplayServerX11 *>(client_data);
ds->xim = NULL;
for (Map<WindowID, WindowData>::Element *E = ds->windows.front(); E; E = E->next()) {
E->get().xic = NULL;
}
}
void DisplayServerX11::_window_changed(XEvent *event) {
WindowID window_id = MAIN_WINDOW_ID;
// Assign the event to the relevant window
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
if (event->xany.window == E->get().x11_window) {
window_id = E->key();
break;
}
}
Rect2i new_rect;
WindowData &wd = windows[window_id];
if (wd.x11_window != event->xany.window) { // Check if the correct window, in case it was not main window or anything else
return;
}
{
//the position in xconfigure is not useful here, obtain it manually
int x, y;
Window child;
XTranslateCoordinates(x11_display, wd.x11_window, DefaultRootWindow(x11_display), 0, 0, &x, &y, &child);
new_rect.position.x = x;
new_rect.position.y = y;
new_rect.size.width = event->xconfigure.width;
new_rect.size.height = event->xconfigure.height;
}
if (new_rect == Rect2i(wd.position, wd.size)) {
return;
}
if (wd.xic) {
// Not portable.
window_set_ime_position(Point2(0, 1));
}
wd.position = new_rect.position;
wd.size = new_rect.size;
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
context_vulkan->window_resize(window_id, wd.size.width, wd.size.height);
}
#endif
print_line("DisplayServer::_window_changed: " + itos(window_id) + " rect: " + new_rect);
if (!wd.rect_changed_callback.is_null()) {
Rect2i r = new_rect;
Variant rect = r;
Variant *rectp = &rect;
Variant ret;
Callable::CallError ce;
wd.rect_changed_callback.call((const Variant **)&rectp, 1, ret, ce);
}
}
void DisplayServerX11::_dispatch_input_events(const Ref<InputEvent> &p_event) {
((DisplayServerX11 *)(get_singleton()))->_dispatch_input_event(p_event);
}
void DisplayServerX11::_dispatch_input_event(const Ref<InputEvent> &p_event) {
Variant ev = p_event;
Variant *evp = &ev;
Variant ret;
Callable::CallError ce;
Ref<InputEventFromWindow> event_from_window = p_event;
if (event_from_window.is_valid() && event_from_window->get_window_id() != INVALID_WINDOW_ID) {
//send to a window
ERR_FAIL_COND(!windows.has(event_from_window->get_window_id()));
Callable callable = windows[event_from_window->get_window_id()].input_event_callback;
if (callable.is_null()) {
return;
}
callable.call((const Variant **)&evp, 1, ret, ce);
} else {
//send to all windows
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
Callable callable = E->get().input_event_callback;
if (callable.is_null()) {
continue;
}
callable.call((const Variant **)&evp, 1, ret, ce);
}
}
}
void DisplayServerX11::_send_window_event(const WindowData &wd, WindowEvent p_event) {
if (!wd.event_callback.is_null()) {
Variant event = int(p_event);
Variant *eventp = &event;
Variant ret;
Callable::CallError ce;
wd.event_callback.call((const Variant **)&eventp, 1, ret, ce);
}
}
void DisplayServerX11::process_events() {
_THREAD_SAFE_METHOD_
do_mouse_warp = false;
// Is the current mouse mode one where it needs to be grabbed.
bool mouse_mode_grab = mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED;
while (XPending(x11_display) > 0) {
XEvent event;
XNextEvent(x11_display, &event);
WindowID window_id = MAIN_WINDOW_ID;
// Assign the event to the relevant window
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
if (event.xany.window == E->get().x11_window) {
window_id = E->key();
break;
}
}
if (XFilterEvent(&event, None)) {
continue;
}
if (XGetEventData(x11_display, &event.xcookie)) {
if (event.xcookie.type == GenericEvent && event.xcookie.extension == xi.opcode) {
XIDeviceEvent *event_data = (XIDeviceEvent *)event.xcookie.data;
int index = event_data->detail;
Vector2 pos = Vector2(event_data->event_x, event_data->event_y);
switch (event_data->evtype) {
case XI_HierarchyChanged:
case XI_DeviceChanged: {
_refresh_device_info();
} break;
case XI_RawMotion: {
XIRawEvent *raw_event = (XIRawEvent *)event_data;
int device_id = raw_event->deviceid;
// Determine the axis used (called valuators in XInput for some forsaken reason)
// Mask is a bitmask indicating which axes are involved.
// We are interested in the values of axes 0 and 1.
if (raw_event->valuators.mask_len <= 0) {
break;
}
const double *values = raw_event->raw_values;
double rel_x = 0.0;
double rel_y = 0.0;
double pressure = 0.0;
double tilt_x = 0.0;
double tilt_y = 0.0;
if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_ABSX)) {
rel_x = *values;
values++;
}
if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_ABSY)) {
rel_y = *values;
values++;
}
if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_PRESSURE)) {
pressure = *values;
values++;
}
if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_TILTX)) {
tilt_x = *values;
values++;
}
if (XIMaskIsSet(raw_event->valuators.mask, VALUATOR_TILTY)) {
tilt_y = *values;
}
Map<int, Vector3>::Element *pen_info = xi.pen_devices.find(device_id);
if (pen_info) {
Vector3 mult = pen_info->value();
if (mult.x != 0.0) xi.pressure = pressure / mult.x;
if ((mult.y != 0.0) && (mult.z != 0.0)) xi.tilt = Vector2(tilt_x / mult.y, tilt_y / mult.z);
}
// https://bugs.freedesktop.org/show_bug.cgi?id=71609
// http://lists.libsdl.org/pipermail/commits-libsdl.org/2015-June/000282.html
if (raw_event->time == xi.last_relative_time && rel_x == xi.relative_motion.x && rel_y == xi.relative_motion.y) {
break; // Flush duplicate to avoid overly fast motion
}
xi.old_raw_pos.x = xi.raw_pos.x;
xi.old_raw_pos.y = xi.raw_pos.y;
xi.raw_pos.x = rel_x;
xi.raw_pos.y = rel_y;
Map<int, Vector2>::Element *abs_info = xi.absolute_devices.find(device_id);
if (abs_info) {
// Absolute mode device
Vector2 mult = abs_info->value();
xi.relative_motion.x += (xi.raw_pos.x - xi.old_raw_pos.x) * mult.x;
xi.relative_motion.y += (xi.raw_pos.y - xi.old_raw_pos.y) * mult.y;
} else {
// Relative mode device
xi.relative_motion.x = xi.raw_pos.x;
xi.relative_motion.y = xi.raw_pos.y;
}
xi.last_relative_time = raw_event->time;
} break;
#ifdef TOUCH_ENABLED
case XI_TouchBegin: // Fall-through
// Disabled hand-in-hand with the grabbing
//XIAllowTouchEvents(x11_display, event_data->deviceid, event_data->detail, x11_window, XIAcceptTouch);
case XI_TouchEnd: {
bool is_begin = event_data->evtype == XI_TouchBegin;
Ref<InputEventScreenTouch> st;
st.instance();
st->set_window_id(window_id);
st->set_index(index);
st->set_position(pos);
st->set_pressed(is_begin);
if (is_begin) {
if (xi.state.has(index)) // Defensive
break;
xi.state[index] = pos;
if (xi.state.size() == 1) {
// X11 may send a motion event when a touch gesture begins, that would result
// in a spurious mouse motion event being sent to Godot; remember it to be able to filter it out
xi.mouse_pos_to_filter = pos;
}
InputFilter::get_singleton()->accumulate_input_event(st);
} else {
if (!xi.state.has(index)) // Defensive
break;
xi.state.erase(index);
InputFilter::get_singleton()->accumulate_input_event(st);
}
} break;
case XI_TouchUpdate: {
Map<int, Vector2>::Element *curr_pos_elem = xi.state.find(index);
if (!curr_pos_elem) { // Defensive
break;
}
if (curr_pos_elem->value() != pos) {
Ref<InputEventScreenDrag> sd;
sd.instance();
sd->set_window_id(window_id);
sd->set_index(index);
sd->set_position(pos);
sd->set_relative(pos - curr_pos_elem->value());
InputFilter::get_singleton()->accumulate_input_event(sd);
curr_pos_elem->value() = pos;
}
} break;
#endif
}
}
}
XFreeEventData(x11_display, &event.xcookie);
switch (event.type) {
case Expose:
Main::force_redraw();
break;
case NoExpose:
minimized = true;
break;
case VisibilityNotify: {
XVisibilityEvent *visibility = (XVisibilityEvent *)&event;
minimized = (visibility->state == VisibilityFullyObscured);
} break;
case LeaveNotify: {
if (!mouse_mode_grab) {
_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_EXIT);
}
} break;
case EnterNotify: {
if (!mouse_mode_grab) {
_send_window_event(windows[window_id], WINDOW_EVENT_MOUSE_ENTER);
}
} break;
case FocusIn:
minimized = false;
window_has_focus = true;
_send_window_event(windows[window_id], WINDOW_EVENT_FOCUS_IN);
window_focused = true;
if (mouse_mode_grab) {
// Show and update the cursor if confined and the window regained focus.
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
if (mouse_mode == MOUSE_MODE_CONFINED)
XUndefineCursor(x11_display, E->get().x11_window);
else if (mouse_mode == MOUSE_MODE_CAPTURED) // or re-hide it in captured mode
XDefineCursor(x11_display, E->get().x11_window, null_cursor);
XGrabPointer(
x11_display, E->get().x11_window, True,
ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
GrabModeAsync, GrabModeAsync, E->get().x11_window, None, CurrentTime);
}
}
#ifdef TOUCH_ENABLED
// Grab touch devices to avoid OS gesture interference
/*for (int i = 0; i < xi.touch_devices.size(); ++i) {
XIGrabDevice(x11_display, xi.touch_devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &xi.touch_event_mask);
}*/
#endif
if (windows[window_id].xic) {
XSetICFocus(windows[window_id].xic);
}
break;
case FocusOut:
window_has_focus = false;
InputFilter::get_singleton()->release_pressed_events();
_send_window_event(windows[window_id], WINDOW_EVENT_FOCUS_OUT);
window_focused = false;
if (mouse_mode_grab) {
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
//dear X11, I try, I really try, but you never work, you do whathever you want.
if (mouse_mode == MOUSE_MODE_CAPTURED) {
// Show the cursor if we're in captured mode so it doesn't look weird.
XUndefineCursor(x11_display, E->get().x11_window);
}
}
XUngrabPointer(x11_display, CurrentTime);
}
#ifdef TOUCH_ENABLED
// Ungrab touch devices so input works as usual while we are unfocused
/*for (int i = 0; i < xi.touch_devices.size(); ++i) {
XIUngrabDevice(x11_display, xi.touch_devices[i], CurrentTime);
}*/
// Release every pointer to avoid sticky points
for (Map<int, Vector2>::Element *E = xi.state.front(); E; E = E->next()) {
Ref<InputEventScreenTouch> st;
st.instance();
st->set_index(E->key());
st->set_window_id(window_id);
st->set_position(E->get());
InputFilter::get_singleton()->accumulate_input_event(st);
}
xi.state.clear();
#endif
if (windows[window_id].xic) {
XSetICFocus(windows[window_id].xic);
}
break;
case ConfigureNotify:
_window_changed(&event);
break;
case ButtonPress:
case ButtonRelease: {
/* exit in case of a mouse button press */
last_timestamp = event.xbutton.time;
if (mouse_mode == MOUSE_MODE_CAPTURED) {
event.xbutton.x = last_mouse_pos.x;
event.xbutton.y = last_mouse_pos.y;
}
Ref<InputEventMouseButton> mb;
mb.instance();
mb->set_window_id(window_id);
_get_key_modifier_state(event.xbutton.state, mb);
mb->set_button_index(event.xbutton.button);
if (mb->get_button_index() == 2)
mb->set_button_index(3);
else if (mb->get_button_index() == 3)
mb->set_button_index(2);
mb->set_button_mask(_get_mouse_button_state(mb->get_button_index(), event.xbutton.type));
mb->set_position(Vector2(event.xbutton.x, event.xbutton.y));
mb->set_global_position(mb->get_position());
mb->set_pressed((event.type == ButtonPress));
if (event.type == ButtonPress) {
uint64_t diff = OS::get_singleton()->get_ticks_usec() / 1000 - last_click_ms;
if (mb->get_button_index() == last_click_button_index) {
if (diff < 400 && Vector2(last_click_pos).distance_to(Vector2(event.xbutton.x, event.xbutton.y)) < 5) {
last_click_ms = 0;
last_click_pos = Point2i(-100, -100);
last_click_button_index = -1;
mb->set_doubleclick(true);
}
} else if (mb->get_button_index() < 4 || mb->get_button_index() > 7) {
last_click_button_index = mb->get_button_index();
}
if (!mb->is_doubleclick()) {
last_click_ms += diff;
last_click_pos = Point2i(event.xbutton.x, event.xbutton.y);
}
}
InputFilter::get_singleton()->accumulate_input_event(mb);
} break;
case MotionNotify: {
// The X11 API requires filtering one-by-one through the motion
// notify events, in order to figure out which event is the one
// generated by warping the mouse pointer.
while (true) {
if (mouse_mode == MOUSE_MODE_CAPTURED && event.xmotion.x == windows[MAIN_WINDOW_ID].size.width / 2 && event.xmotion.y == windows[MAIN_WINDOW_ID].size.height / 2) {
//this is likely the warp event since it was warped here
center = Vector2(event.xmotion.x, event.xmotion.y);
break;
}
if (XPending(x11_display) > 0) {
XEvent tevent;
XPeekEvent(x11_display, &tevent);
if (tevent.type == MotionNotify) {
XNextEvent(x11_display, &event);
} else {
break;
}
} else {
break;
}
}
last_timestamp = event.xmotion.time;
// Motion is also simple.
// A little hack is in order
// to be able to send relative motion events.
Point2i pos(event.xmotion.x, event.xmotion.y);
// Avoidance of spurious mouse motion (see handling of touch)
bool filter = false;
// Adding some tolerance to match better Point2i to Vector2
if (xi.state.size() && Vector2(pos).distance_squared_to(xi.mouse_pos_to_filter) < 2) {
filter = true;
}
// Invalidate to avoid filtering a possible legitimate similar event coming later
xi.mouse_pos_to_filter = Vector2(1e10, 1e10);
if (filter) {
break;
}
if (mouse_mode == MOUSE_MODE_CAPTURED) {
if (xi.relative_motion.x == 0 && xi.relative_motion.y == 0) {
break;
}
Point2i new_center = pos;
pos = last_mouse_pos + xi.relative_motion;
center = new_center;
do_mouse_warp = window_has_focus; // warp the cursor if we're focused in
}
if (!last_mouse_pos_valid) {
last_mouse_pos = pos;
last_mouse_pos_valid = true;
}
// Hackish but relative mouse motion is already handled in the RawMotion event.
// RawMotion does not provide the absolute mouse position (whereas MotionNotify does).
// Therefore, RawMotion cannot be the authority on absolute mouse position.
// RawMotion provides more precision than MotionNotify, which doesn't sense subpixel motion.
// Therefore, MotionNotify cannot be the authority on relative mouse motion.
// This means we need to take a combined approach...
Point2i rel;
// Only use raw input if in capture mode. Otherwise use the classic behavior.
if (mouse_mode == MOUSE_MODE_CAPTURED) {
rel = xi.relative_motion;
} else {
rel = pos - last_mouse_pos;
}
// Reset to prevent lingering motion
xi.relative_motion.x = 0;
xi.relative_motion.y = 0;
if (mouse_mode == MOUSE_MODE_CAPTURED) {
pos = Point2i(windows[MAIN_WINDOW_ID].size.width / 2, windows[MAIN_WINDOW_ID].size.height / 2);
}
Ref<InputEventMouseMotion> mm;
mm.instance();
mm->set_window_id(window_id);
mm->set_pressure(xi.pressure);
mm->set_tilt(xi.tilt);
// Make the absolute position integral so it doesn't look _too_ weird :)
Point2i posi(pos);
_get_key_modifier_state(event.xmotion.state, mm);
mm->set_button_mask(mouse_get_button_state());
mm->set_position(posi);
mm->set_global_position(posi);
InputFilter::get_singleton()->set_mouse_position(posi);
mm->set_speed(InputFilter::get_singleton()->get_last_mouse_speed());
mm->set_relative(rel);
last_mouse_pos = pos;
// printf("rel: %d,%d\n", rel.x, rel.y );
// Don't propagate the motion event unless we have focus
// this is so that the relative motion doesn't get messed up
// after we regain focus.
if (window_has_focus || !mouse_mode_grab)
InputFilter::get_singleton()->accumulate_input_event(mm);
} break;
case KeyPress:
case KeyRelease: {
last_timestamp = event.xkey.time;
// key event is a little complex, so
// it will be handled in its own function.
_handle_key_event(window_id, (XKeyEvent *)&event);
} break;
case SelectionRequest: {
XSelectionRequestEvent *req;
XEvent e, respond;
e = event;
req = &(e.xselectionrequest);
if (req->target == XInternAtom(x11_display, "UTF8_STRING", 0) ||
req->target == XInternAtom(x11_display, "COMPOUND_TEXT", 0) ||
req->target == XInternAtom(x11_display, "TEXT", 0) ||
req->target == XA_STRING ||
req->target == XInternAtom(x11_display, "text/plain;charset=utf-8", 0) ||
req->target == XInternAtom(x11_display, "text/plain", 0)) {
CharString clip = clipboard_get().utf8();
XChangeProperty(x11_display,
req->requestor,
req->property,
req->target,
8,
PropModeReplace,
(unsigned char *)clip.get_data(),
clip.length());
respond.xselection.property = req->property;
} else if (req->target == XInternAtom(x11_display, "TARGETS", 0)) {
Atom data[7];
data[0] = XInternAtom(x11_display, "TARGETS", 0);
data[1] = XInternAtom(x11_display, "UTF8_STRING", 0);
data[2] = XInternAtom(x11_display, "COMPOUND_TEXT", 0);
data[3] = XInternAtom(x11_display, "TEXT", 0);
data[4] = XA_STRING;
data[5] = XInternAtom(x11_display, "text/plain;charset=utf-8", 0);
data[6] = XInternAtom(x11_display, "text/plain", 0);
XChangeProperty(x11_display,
req->requestor,
req->property,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *)&data,
sizeof(data) / sizeof(data[0]));
respond.xselection.property = req->property;
} else {
char *targetname = XGetAtomName(x11_display, req->target);
printf("No Target '%s'\n", targetname);
if (targetname)
XFree(targetname);
respond.xselection.property = None;
}
respond.xselection.type = SelectionNotify;
respond.xselection.display = req->display;
respond.xselection.requestor = req->requestor;
respond.xselection.selection = req->selection;
respond.xselection.target = req->target;
respond.xselection.time = req->time;
XSendEvent(x11_display, req->requestor, True, NoEventMask, &respond);
XFlush(x11_display);
} break;
case SelectionNotify:
if (event.xselection.target == requested) {
Property p = _read_property(x11_display, windows[window_id].x11_window, XInternAtom(x11_display, "PRIMARY", 0));
Vector<String> files = String((char *)p.data).split("\n", false);
for (int i = 0; i < files.size(); i++) {
files.write[i] = files[i].replace("file://", "").http_unescape().strip_edges();
}
if (!windows[window_id].drop_files_callback.is_null()) {
Variant v = files;
Variant *vp = &v;
Variant ret;
Callable::CallError ce;
windows[window_id].drop_files_callback.call((const Variant **)&vp, 1, ret, ce);
}
//Reply that all is well.
XClientMessageEvent m;
memset(&m, 0, sizeof(m));
m.type = ClientMessage;
m.display = x11_display;
m.window = xdnd_source_window;
m.message_type = xdnd_finished;
m.format = 32;
m.data.l[0] = windows[window_id].x11_window;
m.data.l[1] = 1;
m.data.l[2] = xdnd_action_copy; //We only ever copy.
XSendEvent(x11_display, xdnd_source_window, False, NoEventMask, (XEvent *)&m);
}
break;
case ClientMessage:
if ((unsigned int)event.xclient.data.l[0] == (unsigned int)wm_delete) {
_send_window_event(windows[window_id], WINDOW_EVENT_CLOSE_REQUEST);
}
else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_enter) {
//File(s) have been dragged over the window, check for supported target (text/uri-list)
xdnd_version = (event.xclient.data.l[1] >> 24);
Window source = event.xclient.data.l[0];
bool more_than_3 = event.xclient.data.l[1] & 1;
if (more_than_3) {
Property p = _read_property(x11_display, source, XInternAtom(x11_display, "XdndTypeList", False));
requested = pick_target_from_list(x11_display, (Atom *)p.data, p.nitems);
} else
requested = pick_target_from_atoms(x11_display, event.xclient.data.l[2], event.xclient.data.l[3], event.xclient.data.l[4]);
} else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_position) {
//xdnd position event, reply with an XDND status message
//just depending on type of data for now
XClientMessageEvent m;
memset(&m, 0, sizeof(m));
m.type = ClientMessage;
m.display = event.xclient.display;
m.window = event.xclient.data.l[0];
m.message_type = xdnd_status;
m.format = 32;
m.data.l[0] = windows[window_id].x11_window;
m.data.l[1] = (requested != None);
m.data.l[2] = 0; //empty rectangle
m.data.l[3] = 0;
m.data.l[4] = xdnd_action_copy;
XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m);
XFlush(x11_display);
} else if ((unsigned int)event.xclient.message_type == (unsigned int)xdnd_drop) {
if (requested != None) {
xdnd_source_window = event.xclient.data.l[0];
if (xdnd_version >= 1)
XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), windows[window_id].x11_window, event.xclient.data.l[2]);
else
XConvertSelection(x11_display, xdnd_selection, requested, XInternAtom(x11_display, "PRIMARY", 0), windows[window_id].x11_window, CurrentTime);
} else {
//Reply that we're not interested.
XClientMessageEvent m;
memset(&m, 0, sizeof(m));
m.type = ClientMessage;
m.display = event.xclient.display;
m.window = event.xclient.data.l[0];
m.message_type = xdnd_finished;
m.format = 32;
m.data.l[0] = windows[window_id].x11_window;
m.data.l[1] = 0;
m.data.l[2] = None; //Failed.
XSendEvent(x11_display, event.xclient.data.l[0], False, NoEventMask, (XEvent *)&m);
}
}
break;
default:
break;
}
}
XFlush(x11_display);
if (do_mouse_warp) {
XWarpPointer(x11_display, None, windows[MAIN_WINDOW_ID].x11_window,
0, 0, 0, 0, (int)windows[MAIN_WINDOW_ID].size.width / 2, (int)windows[MAIN_WINDOW_ID].size.height / 2);
/*
Window root, child;
int root_x, root_y;
int win_x, win_y;
unsigned int mask;
XQueryPointer( x11_display, x11_window, &root, &child, &root_x, &root_y, &win_x, &win_y, &mask );
printf("Root: %d,%d\n", root_x, root_y);
printf("Win: %d,%d\n", win_x, win_y);
*/
}
InputFilter::get_singleton()->flush_accumulated_events();
}
void DisplayServerX11::release_rendering_thread() {
}
void DisplayServerX11::make_rendering_thread() {
}
void DisplayServerX11::swap_buffers() {
}
void DisplayServerX11::_update_context(WindowData &wd) {
XClassHint *classHint = XAllocClassHint();
if (classHint) {
CharString name_str;
switch (context) {
case CONTEXT_EDITOR:
name_str = "Godot_Editor";
break;
case CONTEXT_PROJECTMAN:
name_str = "Godot_ProjectList";
break;
case CONTEXT_ENGINE:
name_str = "Godot_Engine";
break;
}
CharString class_str;
if (context == CONTEXT_ENGINE) {
String config_name = GLOBAL_GET("application/config/name");
if (config_name.length() == 0) {
class_str = "Godot_Engine";
} else {
class_str = config_name.utf8();
}
} else {
class_str = "Godot";
}
classHint->res_class = class_str.ptrw();
classHint->res_name = name_str.ptrw();
XSetClassHint(x11_display, wd.x11_window, classHint);
XFree(classHint);
}
}
void DisplayServerX11::set_context(Context p_context) {
_THREAD_SAFE_METHOD_
context = p_context;
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
_update_context(E->get());
}
}
void DisplayServerX11::set_native_icon(const String &p_filename) {
WARN_PRINT("Native icon not supported by this display server.");
}
bool g_set_icon_error = false;
int set_icon_errorhandler(Display *dpy, XErrorEvent *ev) {
g_set_icon_error = true;
return 0;
}
void DisplayServerX11::set_icon(const Ref<Image> &p_icon) {
_THREAD_SAFE_METHOD_
WindowData &wd = windows[MAIN_WINDOW_ID];
int (*oldHandler)(Display *, XErrorEvent *) = XSetErrorHandler(&set_icon_errorhandler);
Atom net_wm_icon = XInternAtom(x11_display, "_NET_WM_ICON", False);
if (p_icon.is_valid()) {
Ref<Image> img = p_icon->duplicate();
img->convert(Image::FORMAT_RGBA8);
while (true) {
int w = img->get_width();
int h = img->get_height();
if (g_set_icon_error) {
g_set_icon_error = false;
WARN_PRINT("Icon too large, attempting to resize icon.");
int new_width, new_height;
if (w > h) {
new_width = w / 2;
new_height = h * new_width / w;
} else {
new_height = h / 2;
new_width = w * new_height / h;
}
w = new_width;
h = new_height;
if (!w || !h) {
WARN_PRINT("Unable to set icon.");
break;
}
img->resize(w, h, Image::INTERPOLATE_CUBIC);
}
// We're using long to have wordsize (32Bit build -> 32 Bits, 64 Bit build -> 64 Bits
Vector<long> pd;
pd.resize(2 + w * h);
pd.write[0] = w;
pd.write[1] = h;
const uint8_t *r = img->get_data().ptr();
long *wr = &pd.write[2];
uint8_t const *pr = r;
for (int i = 0; i < w * h; i++) {
long v = 0;
// A R G B
v |= pr[3] << 24 | pr[0] << 16 | pr[1] << 8 | pr[2];
*wr++ = v;
pr += 4;
}
XChangeProperty(x11_display, wd.x11_window, net_wm_icon, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)pd.ptr(), pd.size());
if (!g_set_icon_error)
break;
}
} else {
XDeleteProperty(x11_display, wd.x11_window, net_wm_icon);
}
XFlush(x11_display);
XSetErrorHandler(oldHandler);
}
Vector<String> DisplayServerX11::get_rendering_drivers_func() {
Vector<String> drivers;
#ifdef VULKAN_ENABLED
drivers.push_back("vulkan");
#endif
#ifdef OPENGL_ENABLED
drivers.push_back("opengl");
#endif
return drivers;
}
DisplayServer *DisplayServerX11::create_func(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
return memnew(DisplayServerX11(p_rendering_driver, p_mode, p_flags, p_resolution, r_error));
}
DisplayServerX11::WindowID DisplayServerX11::_create_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect) {
//Create window
long visualMask = VisualScreenMask;
int numberOfVisuals;
XVisualInfo vInfoTemplate = {};
vInfoTemplate.screen = DefaultScreen(x11_display);
XVisualInfo *visualInfo = XGetVisualInfo(x11_display, visualMask, &vInfoTemplate, &numberOfVisuals);
Colormap colormap = XCreateColormap(x11_display, RootWindow(x11_display, vInfoTemplate.screen), visualInfo->visual, AllocNone);
XSetWindowAttributes windowAttributes = {};
windowAttributes.colormap = colormap;
windowAttributes.background_pixel = 0xFFFFFFFF;
windowAttributes.border_pixel = 0;
windowAttributes.event_mask = KeyPressMask | KeyReleaseMask | StructureNotifyMask | ExposureMask;
unsigned long valuemask = CWBorderPixel | CWColormap | CWEventMask;
WindowID id;
{
WindowData wd;
wd.x11_window = XCreateWindow(x11_display, RootWindow(x11_display, visualInfo->screen), p_rect.position.x, p_rect.position.y, p_rect.size.width > 0 ? p_rect.size.width : 1, p_rect.size.height > 0 ? p_rect.size.height : 1, 0, visualInfo->depth, InputOutput, visualInfo->visual, valuemask, &windowAttributes);
XMapWindow(x11_display, wd.x11_window);
//associate PID
// make PID known to X11
{
const long pid = OS::get_singleton()->get_process_id();
Atom net_wm_pid = XInternAtom(x11_display, "_NET_WM_PID", False);
XChangeProperty(x11_display, wd.x11_window, net_wm_pid, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&pid, 1);
}
long im_event_mask = 0;
{
XIEventMask all_event_mask;
XSetWindowAttributes new_attr;
new_attr.event_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask |
ButtonReleaseMask | EnterWindowMask |
LeaveWindowMask | PointerMotionMask |
Button1MotionMask |
Button2MotionMask | Button3MotionMask |
Button4MotionMask | Button5MotionMask |
ButtonMotionMask | KeymapStateMask |
ExposureMask | VisibilityChangeMask |
StructureNotifyMask |
SubstructureNotifyMask | SubstructureRedirectMask |
FocusChangeMask | PropertyChangeMask |
ColormapChangeMask | OwnerGrabButtonMask |
im_event_mask;
XChangeWindowAttributes(x11_display, wd.x11_window, CWEventMask, &new_attr);
static unsigned char all_mask_data[XIMaskLen(XI_LASTEVENT)] = {};
all_event_mask.deviceid = XIAllDevices;
all_event_mask.mask_len = sizeof(all_mask_data);
all_event_mask.mask = all_mask_data;
XISetMask(all_event_mask.mask, XI_HierarchyChanged);
#ifdef TOUCH_ENABLED
if (xi.touch_devices.size()) {
XISetMask(all_event_mask.mask, XI_TouchBegin);
XISetMask(all_event_mask.mask, XI_TouchUpdate);
XISetMask(all_event_mask.mask, XI_TouchEnd);
XISetMask(all_event_mask.mask, XI_TouchOwnership);
}
#endif
XISelectEvents(x11_display, wd.x11_window, &all_event_mask, 1);
}
/* set the titlebar name */
XStoreName(x11_display, wd.x11_window, "Godot");
XSetWMProtocols(x11_display, wd.x11_window, &wm_delete, 1);
XChangeProperty(x11_display, wd.x11_window, xdnd_aware, XA_ATOM, 32, PropModeReplace, (unsigned char *)&xdnd_version, 1);
if (xim && xim_style) {
wd.xic = XCreateIC(xim, XNInputStyle, xim_style, XNClientWindow, wd.x11_window, XNFocusWindow, wd.x11_window, (char *)NULL);
if (XGetICValues(wd.xic, XNFilterEvents, &im_event_mask, NULL) != NULL) {
WARN_PRINT("XGetICValues couldn't obtain XNFilterEvents value");
XDestroyIC(wd.xic);
wd.xic = NULL;
}
if (wd.xic) {
XUnsetICFocus(wd.xic);
} else {
WARN_PRINT("XCreateIC couldn't create wd.xic");
}
} else {
wd.xic = NULL;
WARN_PRINT("XCreateIC couldn't create wd.xic");
}
_update_context(wd);
id = window_id_counter++;
windows[id] = wd;
{
if (p_flags & WINDOW_FLAG_RESIZE_DISABLED_BIT) {
XSizeHints *xsh;
xsh = XAllocSizeHints();
xsh->flags = PMinSize | PMaxSize;
xsh->min_width = p_rect.size.width;
xsh->max_width = p_rect.size.width;
xsh->min_height = p_rect.size.height;
xsh->max_height = p_rect.size.height;
XSetWMNormalHints(x11_display, wd.x11_window, xsh);
XFree(xsh);
}
bool make_utility = false;
if (p_flags & WINDOW_FLAG_BORDERLESS_BIT) {
Hints hints;
Atom property;
hints.flags = 2;
hints.decorations = 0;
property = XInternAtom(x11_display, "_MOTIF_WM_HINTS", True);
XChangeProperty(x11_display, wd.x11_window, property, property, 32, PropModeReplace, (unsigned char *)&hints, 5);
make_utility = true;
}
if (p_flags & WINDOW_FLAG_NO_FOCUS_BIT) {
make_utility = true;
}
if (make_utility) {
//this one seems to disable the fade animations for regular windows
//but has the drawback that will not get focus by default, so
//we need fo force it, unless no focus requested
Atom type_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE_UTILITY", False);
Atom wt_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE", False);
XChangeProperty(x11_display, wd.x11_window, wt_atom, XA_ATOM, 32, PropModeReplace, (unsigned char *)&type_atom, 1);
if (!(p_flags & WINDOW_FLAG_NO_FOCUS_BIT)) {
//but as utility appears unfocused, it needs to be forcefuly focused, unless no focus requested
XEvent xev;
Atom net_active_window = XInternAtom(x11_display, "_NET_ACTIVE_WINDOW", False);
memset(&xev, 0, sizeof(xev));
xev.type = ClientMessage;
xev.xclient.window = wd.x11_window;
xev.xclient.message_type = net_active_window;
xev.xclient.format = 32;
xev.xclient.data.l[0] = 1;
xev.xclient.data.l[1] = CurrentTime;
XSendEvent(x11_display, DefaultRootWindow(x11_display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
}
} else {
Atom type_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
Atom wt_atom = XInternAtom(x11_display, "_NET_WM_WINDOW_TYPE", False);
XChangeProperty(x11_display, wd.x11_window, wt_atom, XA_ATOM, 32, PropModeReplace, (unsigned char *)&type_atom, 1);
}
}
if (id != MAIN_WINDOW_ID) {
XSizeHints my_hints = XSizeHints();
my_hints.flags = PPosition | PSize; /* I want to specify position and size */
my_hints.x = p_rect.position.x; /* The origin and size coords I want */
my_hints.y = p_rect.position.y;
my_hints.width = p_rect.size.width;
my_hints.height = p_rect.size.height;
XSetNormalHints(x11_display, wd.x11_window, &my_hints);
XMoveWindow(x11_display, wd.x11_window, p_rect.position.x, p_rect.position.y);
}
#if defined(VULKAN_ENABLED)
if (context_vulkan) {
Error err = context_vulkan->window_create(id, wd.x11_window, x11_display, p_rect.size.width, p_rect.size.height);
ERR_FAIL_COND_V_MSG(err != OK, INVALID_WINDOW_ID, "Can't create a Vulkan window");
}
#endif
//set_class_hint(x11_display, wd.x11_window);
XFlush(x11_display);
XSync(x11_display, False);
//XSetErrorHandler(oldHandler);
XFree(visualInfo);
}
WindowData &wd = windows[id];
window_set_mode(p_mode, id);
//sync size
{
XWindowAttributes xwa;
XSync(x11_display, False);
XGetWindowAttributes(x11_display, wd.x11_window, &xwa);
wd.position.x = xwa.x;
wd.position.y = xwa.y;
wd.size.width = xwa.width;
wd.size.height = xwa.height;
print_line("DisplayServer::_create_window " + itos(id) + " want rect: " + p_rect + " got rect " + Rect2i(xwa.x, xwa.y, xwa.width, xwa.height));
}
//set cursor
if (cursors[current_cursor] != None) {
XDefineCursor(x11_display, wd.x11_window, cursors[current_cursor]);
}
return id;
}
DisplayServerX11::DisplayServerX11(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error) {
InputFilter::get_singleton()->set_event_dispatch_function(_dispatch_input_events);
r_error = OK;
last_button_state = 0;
xmbstring = NULL;
last_click_ms = 0;
last_click_button_index = -1;
last_click_pos = Point2i(-100, -100);
last_timestamp = 0;
last_mouse_pos_valid = false;
last_keyrelease_time = 0;
XInitThreads(); //always use threads
/** XLIB INITIALIZATION **/
x11_display = XOpenDisplay(NULL);
if (!x11_display) {
ERR_PRINT("X11 Display is not available");
r_error = ERR_UNAVAILABLE;
return;
}
char *modifiers = NULL;
Bool xkb_dar = False;
XAutoRepeatOn(x11_display);
xkb_dar = XkbSetDetectableAutoRepeat(x11_display, True, NULL);
// Try to support IME if detectable auto-repeat is supported
if (xkb_dar == True) {
#ifdef X_HAVE_UTF8_STRING
// Xutf8LookupString will be used later instead of XmbLookupString before
// the multibyte sequences can be converted to unicode string.
modifiers = XSetLocaleModifiers("");
#endif
}
if (modifiers == NULL) {
if (OS::get_singleton()->is_stdout_verbose()) {
WARN_PRINT("IME is disabled");
}
XSetLocaleModifiers("@im=none");
WARN_PRINT("Error setting locale modifiers");
}
const char *err;
xrr_get_monitors = NULL;
xrr_free_monitors = NULL;
int xrandr_major = 0;
int xrandr_minor = 0;
int event_base, error_base;
xrandr_ext_ok = XRRQueryExtension(x11_display, &event_base, &error_base);
xrandr_handle = dlopen("libXrandr.so.2", RTLD_LAZY);
if (!xrandr_handle) {
err = dlerror();
fprintf(stderr, "could not load libXrandr.so.2, Error: %s\n", err);
} else {
XRRQueryVersion(x11_display, &xrandr_major, &xrandr_minor);
if (((xrandr_major << 8) | xrandr_minor) >= 0x0105) {
xrr_get_monitors = (xrr_get_monitors_t)dlsym(xrandr_handle, "XRRGetMonitors");
if (!xrr_get_monitors) {
err = dlerror();
fprintf(stderr, "could not find symbol XRRGetMonitors\nError: %s\n", err);
} else {
xrr_free_monitors = (xrr_free_monitors_t)dlsym(xrandr_handle, "XRRFreeMonitors");
if (!xrr_free_monitors) {
err = dlerror();
fprintf(stderr, "could not find XRRFreeMonitors\nError: %s\n", err);
xrr_get_monitors = NULL;
}
}
}
}
if (!_refresh_device_info()) {
alert("Your system does not support XInput 2.\n"
"Please upgrade your distribution.",
"Unable to initialize XInput");
r_error = ERR_UNAVAILABLE;
return;
}
xim = XOpenIM(x11_display, NULL, NULL, NULL);
if (xim == NULL) {
WARN_PRINT("XOpenIM failed");
xim_style = 0L;
} else {
::XIMCallback im_destroy_callback;
im_destroy_callback.client_data = (::XPointer)(this);
im_destroy_callback.callback = (::XIMProc)(_xim_destroy_callback);
if (XSetIMValues(xim, XNDestroyCallback, &im_destroy_callback,
NULL) != NULL) {
WARN_PRINT("Error setting XIM destroy callback");
}
::XIMStyles *xim_styles = NULL;
xim_style = 0L;
char *imvalret = XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL);
if (imvalret != NULL || xim_styles == NULL) {
fprintf(stderr, "Input method doesn't support any styles\n");
}
if (xim_styles) {
xim_style = 0L;
for (int i = 0; i < xim_styles->count_styles; i++) {
if (xim_styles->supported_styles[i] ==
(XIMPreeditNothing | XIMStatusNothing)) {
xim_style = xim_styles->supported_styles[i];
break;
}
}
XFree(xim_styles);
}
XFree(imvalret);
}
/* Atorm internment */
wm_delete = XInternAtom(x11_display, "WM_DELETE_WINDOW", true);
//Set Xdnd (drag & drop) support
xdnd_aware = XInternAtom(x11_display, "XdndAware", False);
xdnd_version = 5;
xdnd_enter = XInternAtom(x11_display, "XdndEnter", False);
xdnd_position = XInternAtom(x11_display, "XdndPosition", False);
xdnd_status = XInternAtom(x11_display, "XdndStatus", False);
xdnd_action_copy = XInternAtom(x11_display, "XdndActionCopy", False);
xdnd_drop = XInternAtom(x11_display, "XdndDrop", False);
xdnd_finished = XInternAtom(x11_display, "XdndFinished", False);
xdnd_selection = XInternAtom(x11_display, "XdndSelection", False);
//!!!!!!!!!!!!!!!!!!!!!!!!!!
//TODO - do Vulkan and GLES2 support checks, driver selection and fallback
rendering_driver = p_rendering_driver;
#ifndef _MSC_VER
#warning Forcing vulkan rendering driver because OpenGL not implemented yet
#endif
rendering_driver = "vulkan";
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
context_vulkan = memnew(VulkanContextX11);
if (context_vulkan->initialize() != OK) {
memdelete(context_vulkan);
context_vulkan = NULL;
r_error = ERR_CANT_CREATE;
ERR_FAIL_MSG("Could not initialize Vulkan");
}
}
#endif
// Init context and rendering device
#if defined(OPENGL_ENABLED)
if (rendering_driver == "opengl_es") {
if (getenv("DRI_PRIME") == NULL) {
int use_prime = -1;
if (getenv("PRIMUS_DISPLAY") ||
getenv("PRIMUS_libGLd") ||
getenv("PRIMUS_libGLa") ||
getenv("PRIMUS_libGL") ||
getenv("PRIMUS_LOAD_GLOBAL") ||
getenv("BUMBLEBEE_SOCKET")) {
print_verbose("Optirun/primusrun detected. Skipping GPU detection");
use_prime = 0;
}
if (getenv("LD_LIBRARY_PATH")) {
String ld_library_path(getenv("LD_LIBRARY_PATH"));
Vector<String> libraries = ld_library_path.split(":");
for (int i = 0; i < libraries.size(); ++i) {
if (FileAccess::exists(libraries[i] + "/libGL.so.1") ||
FileAccess::exists(libraries[i] + "/libGL.so")) {
print_verbose("Custom libGL override detected. Skipping GPU detection");
use_prime = 0;
}
}
}
if (use_prime == -1) {
print_verbose("Detecting GPUs, set DRI_PRIME in the environment to override GPU detection logic.");
use_prime = detect_prime();
}
if (use_prime) {
print_line("Found discrete GPU, setting DRI_PRIME=1 to use it.");
print_line("Note: Set DRI_PRIME=0 in the environment to disable Godot from using the discrete GPU.");
setenv("DRI_PRIME", "1", 1);
}
}
ContextGL_X11::ContextType opengl_api_type = ContextGL_X11::GLES_2_0_COMPATIBLE;
context_gles2 = memnew(ContextGL_X11(x11_display, x11_window, current_videomode, opengl_api_type));
if (context_gles2->initialize() != OK) {
memdelete(context_gles2);
context_gles2 = NULL;
ERR_FAIL_V(ERR_UNAVAILABLE);
}
context_gles2->set_use_vsync(current_videomode.use_vsync);
if (RasterizerGLES2::is_viable() == OK) {
RasterizerGLES2::register_config();
RasterizerGLES2::make_current();
} else {
memdelete(context_gles2);
context_gles2 = NULL;
ERR_FAIL_V(ERR_UNAVAILABLE);
}
}
#endif
WindowID main_window = _create_window(p_mode, p_flags, Rect2i(Point2(), p_resolution));
for (int i = 0; i < WINDOW_FLAG_MAX; i++) {
if (p_flags & (1 << i)) {
window_set_flag(WindowFlags(i), true, main_window);
}
}
//create RenderingDevice if used
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
//temporary
rendering_device_vulkan = memnew(RenderingDeviceVulkan);
rendering_device_vulkan->initialize(context_vulkan);
RasterizerRD::make_current();
}
#endif
/*
rendering_server = memnew(RenderingServerRaster);
if (get_render_thread_mode() != RENDER_THREAD_UNSAFE) {
rendering_server = memnew(RenderingServerWrapMT(rendering_server, get_render_thread_mode() == RENDER_SEPARATE_THREAD));
}
*/
{
//set all event master mask
XIEventMask all_master_event_mask;
static unsigned char all_master_mask_data[XIMaskLen(XI_LASTEVENT)] = {};
all_master_event_mask.deviceid = XIAllMasterDevices;
all_master_event_mask.mask_len = sizeof(all_master_mask_data);
all_master_event_mask.mask = all_master_mask_data;
XISetMask(all_master_event_mask.mask, XI_DeviceChanged);
XISetMask(all_master_event_mask.mask, XI_RawMotion);
XISelectEvents(x11_display, DefaultRootWindow(x11_display), &all_master_event_mask, 1);
}
// Disabled by now since grabbing also blocks mouse events
// (they are received as extended events instead of standard events)
/*XIClearMask(xi.touch_event_mask.mask, XI_TouchOwnership);
// Grab touch devices to avoid OS gesture interference
for (int i = 0; i < xi.touch_devices.size(); ++i) {
XIGrabDevice(x11_display, xi.touch_devices[i], x11_window, CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, False, &xi.touch_event_mask);
}*/
cursor_size = XcursorGetDefaultSize(x11_display);
cursor_theme = XcursorGetTheme(x11_display);
if (!cursor_theme) {
print_verbose("XcursorGetTheme could not get cursor theme");
cursor_theme = "default";
}
for (int i = 0; i < CURSOR_MAX; i++) {
cursors[i] = None;
img[i] = NULL;
}
current_cursor = CURSOR_ARROW;
for (int i = 0; i < CURSOR_MAX; i++) {
static const char *cursor_file[] = {
"left_ptr",
"xterm",
"hand2",
"cross",
"watch",
"left_ptr_watch",
"fleur",
"dnd-move",
"crossed_circle",
"v_double_arrow",
"h_double_arrow",
"size_bdiag",
"size_fdiag",
"move",
"row_resize",
"col_resize",
"question_arrow"
};
img[i] = XcursorLibraryLoadImage(cursor_file[i], cursor_theme, cursor_size);
if (!img[i]) {
const char *fallback = NULL;
switch (i) {
case CURSOR_POINTING_HAND:
fallback = "pointer";
break;
case CURSOR_CROSS:
fallback = "crosshair";
break;
case CURSOR_WAIT:
fallback = "wait";
break;
case CURSOR_BUSY:
fallback = "progress";
break;
case CURSOR_DRAG:
fallback = "grabbing";
break;
case CURSOR_CAN_DROP:
fallback = "hand1";
break;
case CURSOR_FORBIDDEN:
fallback = "forbidden";
break;
case CURSOR_VSIZE:
fallback = "ns-resize";
break;
case CURSOR_HSIZE:
fallback = "ew-resize";
break;
case CURSOR_BDIAGSIZE:
fallback = "fd_double_arrow";
break;
case CURSOR_FDIAGSIZE:
fallback = "bd_double_arrow";
break;
case CURSOR_MOVE:
img[i] = img[CURSOR_DRAG];
break;
case CURSOR_VSPLIT:
fallback = "sb_v_double_arrow";
break;
case CURSOR_HSPLIT:
fallback = "sb_h_double_arrow";
break;
case CURSOR_HELP:
fallback = "help";
break;
}
if (fallback != NULL) {
img[i] = XcursorLibraryLoadImage(fallback, cursor_theme, cursor_size);
}
}
if (img[i]) {
cursors[i] = XcursorImageLoadCursor(x11_display, img[i]);
} else {
print_verbose("Failed loading custom cursor: " + String(cursor_file[i]));
}
}
{
// Creating an empty/transparent cursor
// Create 1x1 bitmap
Pixmap cursormask = XCreatePixmap(x11_display,
RootWindow(x11_display, DefaultScreen(x11_display)), 1, 1, 1);
// Fill with zero
XGCValues xgc;
xgc.function = GXclear;
GC gc = XCreateGC(x11_display, cursormask, GCFunction, &xgc);
XFillRectangle(x11_display, cursormask, gc, 0, 0, 1, 1);
// Color value doesn't matter. Mask zero means no foreground or background will be drawn
XColor col = {};
Cursor cursor = XCreatePixmapCursor(x11_display,
cursormask, // source (using cursor mask as placeholder, since it'll all be ignored)
cursormask, // mask
&col, &col, 0, 0);
XFreePixmap(x11_display, cursormask);
XFreeGC(x11_display, gc);
if (cursor == None) {
ERR_PRINT("FAILED CREATING CURSOR");
}
null_cursor = cursor;
}
cursor_set_shape(CURSOR_BUSY);
requested = None;
window_has_focus = true; // Set focus to true at init
/*if (p_desired.layered) {
set_window_per_pixel_transparency_enabled(true);
}*/
XEvent xevent;
while (XPending(x11_display) > 0) {
XNextEvent(x11_display, &xevent);
if (xevent.type == ConfigureNotify) {
_window_changed(&xevent);
}
}
_update_real_mouse_position(windows[MAIN_WINDOW_ID]);
r_error = OK;
}
DisplayServerX11::~DisplayServerX11() {
//destroy all windows
for (Map<WindowID, WindowData>::Element *E = windows.front(); E; E = E->next()) {
#ifdef VULKAN_ENABLED
if (rendering_driver == "vulkan") {
context_vulkan->window_destroy(E->key());
}
#endif
if (E->get().xic) {
XDestroyIC(E->get().xic);
}
XUnmapWindow(x11_display, E->get().x11_window);
XDestroyWindow(x11_display, E->get().x11_window);
}
//destroy drivers
#if defined(VULKAN_ENABLED)
if (rendering_driver == "vulkan") {
if (rendering_device_vulkan) {
rendering_device_vulkan->finalize();
memdelete(rendering_device_vulkan);
}
if (context_vulkan)
memdelete(context_vulkan);
}
#endif
if (xrandr_handle)
dlclose(xrandr_handle);
for (int i = 0; i < CURSOR_MAX; i++) {
if (cursors[i] != None)
XFreeCursor(x11_display, cursors[i]);
if (img[i] != NULL)
XcursorImageDestroy(img[i]);
};
if (xim) {
XCloseIM(xim);
}
XCloseDisplay(x11_display);
if (xmbstring)
memfree(xmbstring);
}
void DisplayServerX11::register_x11_driver() {
register_create_function("x11", create_func, get_rendering_drivers_func);
}
#endif // X11 enabled
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