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/*
* Copyright (C) 2023, KylinSoft Co., Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
**/
#include <QLibrary>
#include <X11/Xlib.h>
#include <X11/extensions/XInput2.h>
#include <X11/Xutil.h>
#include <QX11Info>
extern "C" {
#include <X11/extensions/XInput.h>
#include <X11/Xatom.h>
}
bool isExitTouchScreen(){
int ndevices = 0;
bool retval=false;
Display *dpy = XOpenDisplay(NULL);
XIDeviceInfo *info = XIQueryDevice(dpy, XIAllDevices, &ndevices);
for (int i = 0; i < ndevices; i++)
{
XIDeviceInfo* dev = &info[i];
// 判断当前设备是不是触摸屏
if(dev->use != XISlavePointer) continue;
if(!dev->enabled) continue;
for (int j = 0; j < dev->num_classes; j++)
{
if (dev->classes[j]->type == XITouchClass)
{
retval = true;
}
}
}
XIFreeDeviceInfo(info);
XCloseDisplay(dpy);
return retval;
}
bool _supportsXinputDevices()
{
int op_code, event, error;
return XQueryExtension (QX11Info::display(),
"XInputExtension",
&op_code,
&event,
&error);
}
bool _deviceHasProperty(XDevice *device, const char *property_name)
{
Atom realtype, prop;
int realformat;
unsigned long nitems, bytes_after;
unsigned char *data;
prop = XInternAtom (QX11Info::display(), property_name, True);
if (!prop) {
return false;
}
if ((XGetDeviceProperty (QX11Info::display(), device, prop, 0, 1, False,
XA_INTEGER, &realtype, &realformat, &nitems,
&bytes_after, &data) == Success) && (realtype != None))
{
XFree (data);
return true;
}
return false;
}
XDevice* _deviceIsTouchpad (XDeviceInfo *deviceinfo)
{
XDevice *device;
if (deviceinfo->type != XInternAtom (QX11Info::display(), XI_TOUCHPAD, true)) {
return nullptr;
}
device = XOpenDevice (QX11Info::display(), deviceinfo->id);
if(device == nullptr) {
// qDebug()<<"device== null";
return nullptr;
}
if (_deviceHasProperty(device, "libinput Tapping Enabled") ||
_deviceHasProperty(device, "Synaptics Off")) {
return device;
}
XCloseDevice (QX11Info::display(), device);
return nullptr;
}
bool isfindSynaptics()
{
XDeviceInfo *device_info;
int n_devices;
bool retval;
if (_supportsXinputDevices() == false) {
return true;
}
device_info = XListInputDevices (QX11Info::display(), &n_devices);
if (device_info == nullptr) {
return false;
}
retval = false;
for (int i = 0; i < n_devices; i++) {
XDevice *device;
device = _deviceIsTouchpad (&device_info[i]);
if (device != nullptr) {
retval = true;
break;
}
}
if (device_info != nullptr) {
XFreeDeviceList (device_info);
}
return retval;
}
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