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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 // This file defines utility functions for X11 (Linux only). This code has been | 5 // This file defines utility functions for X11 (Linux only). This code has been |
6 // ported from XCB since we can't use XCB on Ubuntu while its 32-bit support | 6 // ported from XCB since we can't use XCB on Ubuntu while its 32-bit support |
7 // remains woefully incomplete. | 7 // remains woefully incomplete. |
8 | 8 |
9 #include "ui/base/x/x11_util.h" | 9 #include "ui/base/x/x11_util.h" |
10 | 10 |
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522 // with one from the master and one from the slave so there will | 522 // with one from the master and one from the slave so there will |
523 // always be at least one pending. | 523 // always be at least one pending. |
524 if (!ui::TouchFactory::GetInstance()->ShouldProcessXI2Event(&next_event)) { | 524 if (!ui::TouchFactory::GetInstance()->ShouldProcessXI2Event(&next_event)) { |
525 XFreeEventData(display, &next_event.xcookie); | 525 XFreeEventData(display, &next_event.xcookie); |
526 XNextEvent(display, &next_event); | 526 XNextEvent(display, &next_event); |
527 continue; | 527 continue; |
528 } | 528 } |
529 | 529 |
530 if (next_event.type == GenericEvent && | 530 if (next_event.type == GenericEvent && |
531 next_event.xgeneric.evtype == event_type && | 531 next_event.xgeneric.evtype == event_type && |
532 !ui::GetScrollOffsets(&next_event, NULL, NULL)) { | 532 !ui::GetScrollOffsets(&next_event, NULL, NULL, NULL)) { |
533 XIDeviceEvent* next_xievent = | 533 XIDeviceEvent* next_xievent = |
534 static_cast<XIDeviceEvent*>(next_event.xcookie.data); | 534 static_cast<XIDeviceEvent*>(next_event.xcookie.data); |
535 #if defined(USE_XI2_MT) | 535 #if defined(USE_XI2_MT) |
536 float next_tracking_id = -1; | 536 float next_tracking_id = -1; |
537 if (event_type == XI_TouchUpdate) { | 537 if (event_type == XI_TouchUpdate) { |
538 // If this is a touch motion event (as opposed to mouse motion event), | 538 // If this is a touch motion event (as opposed to mouse motion event), |
539 // then make sure the events are from the same touch-point. | 539 // then make sure the events are from the same touch-point. |
540 if (!ui::ValuatorTracker::GetInstance()->ExtractValuator(next_event, | 540 if (!ui::ValuatorTracker::GetInstance()->ExtractValuator(next_event, |
541 ui::ValuatorTracker::VAL_TRACKING_ID, &next_tracking_id)) | 541 ui::ValuatorTracker::VAL_TRACKING_ID, &next_tracking_id)) |
542 next_tracking_id = -1; | 542 next_tracking_id = -1; |
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1721 << "request_code " << static_cast<int>(error_event.request_code) << ", " | 1721 << "request_code " << static_cast<int>(error_event.request_code) << ", " |
1722 << "minor_code " << static_cast<int>(error_event.minor_code) | 1722 << "minor_code " << static_cast<int>(error_event.minor_code) |
1723 << " (" << request_str << ")"; | 1723 << " (" << request_str << ")"; |
1724 } | 1724 } |
1725 | 1725 |
1726 // ---------------------------------------------------------------------------- | 1726 // ---------------------------------------------------------------------------- |
1727 // End of x11_util_internal.h | 1727 // End of x11_util_internal.h |
1728 | 1728 |
1729 | 1729 |
1730 } // namespace ui | 1730 } // namespace ui |
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