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| 1 /* | 1 /* |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
| 3 * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserv
ed. | 3 * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserv
ed. |
| 4 * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org) | 4 * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
| 5 * Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies) | 5 * Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies) |
| 6 * | 6 * |
| 7 * Redistribution and use in source and binary forms, with or without | 7 * Redistribution and use in source and binary forms, with or without |
| 8 * modification, are permitted provided that the following conditions | 8 * modification, are permitted provided that the following conditions |
| 9 * are met: | 9 * are met: |
| 10 * 1. Redistributions of source code must retain the above copyright | 10 * 1. Redistributions of source code must retain the above copyright |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 */ | 27 */ |
| 28 | 28 |
| 29 #include "config.h" | 29 #include "config.h" |
| 30 #include "core/page/AutoscrollController.h" | 30 #include "core/page/AutoscrollController.h" |
| 31 | 31 |
| 32 #include "core/frame/FrameView.h" | 32 #include "core/frame/FrameView.h" |
| 33 #include "core/frame/LocalFrame.h" | 33 #include "core/frame/LocalFrame.h" |
| 34 #include "core/layout/HitTestResult.h" | 34 #include "core/layout/HitTestResult.h" |
| 35 #include "core/layout/LayoutListBox.h" |
| 35 #include "core/page/Chrome.h" | 36 #include "core/page/Chrome.h" |
| 36 #include "core/page/EventHandler.h" | 37 #include "core/page/EventHandler.h" |
| 37 #include "core/page/Page.h" | 38 #include "core/page/Page.h" |
| 38 #include "core/rendering/RenderBox.h" | 39 #include "core/rendering/RenderBox.h" |
| 39 #include "core/rendering/RenderListBox.h" | |
| 40 #include "wtf/CurrentTime.h" | 40 #include "wtf/CurrentTime.h" |
| 41 | 41 |
| 42 namespace blink { | 42 namespace blink { |
| 43 | 43 |
| 44 // Delay time in second for start autoscroll if pointer is in border edge of scr
ollable element. | 44 // Delay time in second for start autoscroll if pointer is in border edge of scr
ollable element. |
| 45 static double autoscrollDelay = 0.2; | 45 static double autoscrollDelay = 0.2; |
| 46 | 46 |
| 47 PassOwnPtr<AutoscrollController> AutoscrollController::create(Page& page) | 47 PassOwnPtr<AutoscrollController> AutoscrollController::create(Page& page) |
| 48 { | 48 { |
| 49 return adoptPtr(new AutoscrollController(page)); | 49 return adoptPtr(new AutoscrollController(page)); |
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| 67 return m_autoscrollRenderer == renderer; | 67 return m_autoscrollRenderer == renderer; |
| 68 } | 68 } |
| 69 | 69 |
| 70 void AutoscrollController::startAutoscrollForSelection(LayoutObject* renderer) | 70 void AutoscrollController::startAutoscrollForSelection(LayoutObject* renderer) |
| 71 { | 71 { |
| 72 // We don't want to trigger the autoscroll or the panScroll if it's already
active | 72 // We don't want to trigger the autoscroll or the panScroll if it's already
active |
| 73 if (m_autoscrollType != NoAutoscroll) | 73 if (m_autoscrollType != NoAutoscroll) |
| 74 return; | 74 return; |
| 75 RenderBox* scrollable = RenderBox::findAutoscrollable(renderer); | 75 RenderBox* scrollable = RenderBox::findAutoscrollable(renderer); |
| 76 if (!scrollable) | 76 if (!scrollable) |
| 77 scrollable = renderer->isListBox() ? toRenderListBox(renderer) : nullptr
; | 77 scrollable = renderer->isListBox() ? toLayoutListBox(renderer) : nullptr
; |
| 78 if (!scrollable) | 78 if (!scrollable) |
| 79 return; | 79 return; |
| 80 m_autoscrollType = AutoscrollForSelection; | 80 m_autoscrollType = AutoscrollForSelection; |
| 81 m_autoscrollRenderer = scrollable; | 81 m_autoscrollRenderer = scrollable; |
| 82 startAutoscroll(); | 82 startAutoscroll(); |
| 83 } | 83 } |
| 84 | 84 |
| 85 void AutoscrollController::stopAutoscroll() | 85 void AutoscrollController::stopAutoscroll() |
| 86 { | 86 { |
| 87 RenderBox* scrollable = m_autoscrollRenderer; | 87 RenderBox* scrollable = m_autoscrollRenderer; |
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| 290 } else if (east) | 290 } else if (east) |
| 291 view->setCursor(eastPanningCursor()); | 291 view->setCursor(eastPanningCursor()); |
| 292 else if (west) | 292 else if (west) |
| 293 view->setCursor(westPanningCursor()); | 293 view->setCursor(westPanningCursor()); |
| 294 else | 294 else |
| 295 view->setCursor(middlePanningCursor()); | 295 view->setCursor(middlePanningCursor()); |
| 296 } | 296 } |
| 297 #endif | 297 #endif |
| 298 | 298 |
| 299 } // namespace blink | 299 } // namespace blink |
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