| OLD | NEW |
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ui/events/x/touch_factory_x11.h" | 5 #include "ui/events/devices/x11/touch_factory_x11.h" |
| 6 | 6 |
| 7 #include <X11/Xatom.h> | 7 #include <X11/Xatom.h> |
| 8 #include <X11/cursorfont.h> | 8 #include <X11/cursorfont.h> |
| 9 #include <X11/extensions/XInput.h> | 9 #include <X11/extensions/XInput.h> |
| 10 #include <X11/extensions/XInput2.h> | 10 #include <X11/extensions/XInput2.h> |
| 11 #include <X11/extensions/XIproto.h> | 11 #include <X11/extensions/XIproto.h> |
| 12 | 12 |
| 13 #include "base/basictypes.h" | 13 #include "base/basictypes.h" |
| 14 #include "base/command_line.h" | 14 #include "base/command_line.h" |
| 15 #include "base/compiler_specific.h" | 15 #include "base/compiler_specific.h" |
| 16 #include "base/logging.h" | 16 #include "base/logging.h" |
| 17 #include "base/memory/singleton.h" | 17 #include "base/memory/singleton.h" |
| 18 #include "base/message_loop/message_loop.h" | 18 #include "base/message_loop/message_loop.h" |
| 19 #include "base/strings/string_number_conversions.h" | 19 #include "base/strings/string_number_conversions.h" |
| 20 #include "base/strings/string_split.h" | 20 #include "base/strings/string_split.h" |
| 21 #include "base/sys_info.h" | 21 #include "base/sys_info.h" |
| 22 #include "ui/events/devices/x11/device_data_manager_x11.h" |
| 23 #include "ui/events/devices/x11/device_list_cache_x11.h" |
| 22 #include "ui/events/event_switches.h" | 24 #include "ui/events/event_switches.h" |
| 23 #include "ui/events/x/device_data_manager_x11.h" | |
| 24 #include "ui/events/x/device_list_cache_x.h" | |
| 25 #include "ui/gfx/x/x11_types.h" | 25 #include "ui/gfx/x/x11_types.h" |
| 26 | 26 |
| 27 namespace ui { | 27 namespace ui { |
| 28 | 28 |
| 29 TouchFactory::TouchFactory() | 29 TouchFactory::TouchFactory() |
| 30 : pointer_device_lookup_(), | 30 : pointer_device_lookup_(), |
| 31 touch_events_disabled_(false), | 31 touch_events_disabled_(false), |
| 32 touch_device_list_(), | 32 touch_device_list_(), |
| 33 max_touch_points_(-1), | 33 max_touch_points_(-1), |
| 34 virtual_core_keyboard_device_(-1), | 34 virtual_core_keyboard_device_(-1), |
| (...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 86 max_touch_points_ = -1; | 86 max_touch_points_ = -1; |
| 87 | 87 |
| 88 #if !defined(USE_XI2_MT) | 88 #if !defined(USE_XI2_MT) |
| 89 // NOTE: The new API for retrieving the list of devices (XIQueryDevice) does | 89 // NOTE: The new API for retrieving the list of devices (XIQueryDevice) does |
| 90 // not provide enough information to detect a touch device. As a result, the | 90 // not provide enough information to detect a touch device. As a result, the |
| 91 // old version of query function (XListInputDevices) is used instead. | 91 // old version of query function (XListInputDevices) is used instead. |
| 92 // If XInput2 is not supported, this will return null (with count of -1) so | 92 // If XInput2 is not supported, this will return null (with count of -1) so |
| 93 // we assume there cannot be any touch devices. | 93 // we assume there cannot be any touch devices. |
| 94 // With XI2.1 or older, we allow only single touch devices. | 94 // With XI2.1 or older, we allow only single touch devices. |
| 95 XDeviceList dev_list = | 95 XDeviceList dev_list = |
| 96 DeviceListCacheX::GetInstance()->GetXDeviceList(display); | 96 DeviceListCacheX11::GetInstance()->GetXDeviceList(display); |
| 97 Atom xi_touchscreen = XInternAtom(display, XI_TOUCHSCREEN, false); | 97 Atom xi_touchscreen = XInternAtom(display, XI_TOUCHSCREEN, false); |
| 98 for (int i = 0; i < dev_list.count; i++) { | 98 for (int i = 0; i < dev_list.count; i++) { |
| 99 if (dev_list[i].type == xi_touchscreen) { | 99 if (dev_list[i].type == xi_touchscreen) { |
| 100 touch_device_lookup_[dev_list[i].id] = true; | 100 touch_device_lookup_[dev_list[i].id] = true; |
| 101 touch_device_list_[dev_list[i].id] = false; | 101 touch_device_list_[dev_list[i].id] = false; |
| 102 } | 102 } |
| 103 } | 103 } |
| 104 #endif | 104 #endif |
| 105 | 105 |
| 106 if (!DeviceDataManagerX11::GetInstance()->IsXInput2Available()) | 106 if (!DeviceDataManagerX11::GetInstance()->IsXInput2Available()) |
| 107 return; | 107 return; |
| 108 | 108 |
| 109 // Instead of asking X for the list of devices all the time, let's maintain a | 109 // Instead of asking X for the list of devices all the time, let's maintain a |
| 110 // list of pointer devices we care about. | 110 // list of pointer devices we care about. |
| 111 // It should not be necessary to select for slave devices. XInput2 provides | 111 // It should not be necessary to select for slave devices. XInput2 provides |
| 112 // enough information to the event callback to decide which slave device | 112 // enough information to the event callback to decide which slave device |
| 113 // triggered the event, thus decide whether the 'pointer event' is a | 113 // triggered the event, thus decide whether the 'pointer event' is a |
| 114 // 'mouse event' or a 'touch event'. | 114 // 'mouse event' or a 'touch event'. |
| 115 // However, on some desktops, some events from a master pointer are | 115 // However, on some desktops, some events from a master pointer are |
| 116 // not delivered to the client. So we select for slave devices instead. | 116 // not delivered to the client. So we select for slave devices instead. |
| 117 // If the touch device has 'GrabDevice' set and 'SendCoreEvents' unset (which | 117 // If the touch device has 'GrabDevice' set and 'SendCoreEvents' unset (which |
| 118 // is possible), then the device is detected as a floating device, and a | 118 // is possible), then the device is detected as a floating device, and a |
| 119 // floating device is not connected to a master device. So it is necessary to | 119 // floating device is not connected to a master device. So it is necessary to |
| 120 // also select on the floating devices. | 120 // also select on the floating devices. |
| 121 pointer_device_lookup_.reset(); | 121 pointer_device_lookup_.reset(); |
| 122 XIDeviceList xi_dev_list = | 122 XIDeviceList xi_dev_list = |
| 123 DeviceListCacheX::GetInstance()->GetXI2DeviceList(display); | 123 DeviceListCacheX11::GetInstance()->GetXI2DeviceList(display); |
| 124 for (int i = 0; i < xi_dev_list.count; i++) { | 124 for (int i = 0; i < xi_dev_list.count; i++) { |
| 125 XIDeviceInfo* devinfo = xi_dev_list.devices + i; | 125 XIDeviceInfo* devinfo = xi_dev_list.devices + i; |
| 126 if (devinfo->use == XIFloatingSlave || devinfo->use == XIMasterPointer) { | 126 if (devinfo->use == XIFloatingSlave || devinfo->use == XIMasterPointer) { |
| 127 #if defined(USE_XI2_MT) | 127 #if defined(USE_XI2_MT) |
| 128 for (int k = 0; k < devinfo->num_classes; ++k) { | 128 for (int k = 0; k < devinfo->num_classes; ++k) { |
| 129 XIAnyClassInfo* xiclassinfo = devinfo->classes[k]; | 129 XIAnyClassInfo* xiclassinfo = devinfo->classes[k]; |
| 130 if (xiclassinfo->type == XITouchClass) { | 130 if (xiclassinfo->type == XITouchClass) { |
| 131 XITouchClassInfo* tci = | 131 XITouchClassInfo* tci = |
| 132 reinterpret_cast<XITouchClassInfo*>(xiclassinfo); | 132 reinterpret_cast<XITouchClassInfo*>(xiclassinfo); |
| 133 // Only care direct touch device (such as touch screen) right now | 133 // Only care direct touch device (such as touch screen) right now |
| (...skipping 212 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 346 if (ptr[0] || ptr[1]) | 346 if (ptr[0] || ptr[1]) |
| 347 touchscreen_ids_.insert(std::make_pair(ptr[0], ptr[1])); | 347 touchscreen_ids_.insert(std::make_pair(ptr[0], ptr[1])); |
| 348 } | 348 } |
| 349 XFree(prop_return); | 349 XFree(prop_return); |
| 350 } | 350 } |
| 351 | 351 |
| 352 XCloseDevice(display, device); | 352 XCloseDevice(display, device); |
| 353 } | 353 } |
| 354 | 354 |
| 355 } // namespace ui | 355 } // namespace ui |
| OLD | NEW |