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1 /* | 1 /* |
2 * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org> | 2 * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org> |
3 * 1999 Lars Knoll <knoll@kde.org> | 3 * 1999 Lars Knoll <knoll@kde.org> |
4 * 1999 Antti Koivisto <koivisto@kde.org> | 4 * 1999 Antti Koivisto <koivisto@kde.org> |
5 * 2000 Dirk Mueller <mueller@kde.org> | 5 * 2000 Dirk Mueller <mueller@kde.org> |
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. | 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
7 * (C) 2006 Graham Dennis (graham.dennis@gmail.com) | 7 * (C) 2006 Graham Dennis (graham.dennis@gmail.com) |
8 * (C) 2006 Alexey Proskuryakov (ap@nypop.com) | 8 * (C) 2006 Alexey Proskuryakov (ap@nypop.com) |
9 * Copyright (C) 2009 Google Inc. All rights reserved. | 9 * Copyright (C) 2009 Google Inc. All rights reserved. |
10 * | 10 * |
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37 #include "core/editing/FrameSelection.h" | 37 #include "core/editing/FrameSelection.h" |
38 #include "core/editing/RenderedPosition.h" | 38 #include "core/editing/RenderedPosition.h" |
39 #include "core/events/OverflowEvent.h" | 39 #include "core/events/OverflowEvent.h" |
40 #include "core/fetch/ResourceFetcher.h" | 40 #include "core/fetch/ResourceFetcher.h" |
41 #include "core/fetch/ResourceLoadPriorityOptimizer.h" | 41 #include "core/fetch/ResourceLoadPriorityOptimizer.h" |
42 #include "core/frame/FrameHost.h" | 42 #include "core/frame/FrameHost.h" |
43 #include "core/frame/LocalFrame.h" | 43 #include "core/frame/LocalFrame.h" |
44 #include "core/frame/Settings.h" | 44 #include "core/frame/Settings.h" |
45 #include "core/html/HTMLFrameElement.h" | 45 #include "core/html/HTMLFrameElement.h" |
46 #include "core/html/HTMLPlugInElement.h" | 46 #include "core/html/HTMLPlugInElement.h" |
| 47 #include "core/html/HTMLTextFormControlElement.h" |
47 #include "core/html/parser/TextResourceDecoder.h" | 48 #include "core/html/parser/TextResourceDecoder.h" |
48 #include "core/inspector/InspectorInstrumentation.h" | 49 #include "core/inspector/InspectorInstrumentation.h" |
49 #include "core/inspector/InspectorTraceEvents.h" | 50 #include "core/inspector/InspectorTraceEvents.h" |
50 #include "core/layout/LayoutAnalyzer.h" | 51 #include "core/layout/LayoutAnalyzer.h" |
51 #include "core/layout/LayoutCounter.h" | 52 #include "core/layout/LayoutCounter.h" |
52 #include "core/layout/LayoutEmbeddedObject.h" | 53 #include "core/layout/LayoutEmbeddedObject.h" |
53 #include "core/layout/LayoutListBox.h" | 54 #include "core/layout/LayoutListBox.h" |
54 #include "core/layout/LayoutPart.h" | 55 #include "core/layout/LayoutPart.h" |
55 #include "core/layout/LayoutScrollbar.h" | 56 #include "core/layout/LayoutScrollbar.h" |
56 #include "core/layout/LayoutScrollbarPart.h" | 57 #include "core/layout/LayoutScrollbarPart.h" |
57 #include "core/layout/LayoutTheme.h" | 58 #include "core/layout/LayoutTheme.h" |
58 #include "core/layout/LayoutView.h" | 59 #include "core/layout/LayoutView.h" |
59 #include "core/layout/TextAutosizer.h" | 60 #include "core/layout/TextAutosizer.h" |
60 #include "core/layout/compositing/CompositedDeprecatedPaintLayerMapping.h" | 61 #include "core/layout/compositing/CompositedDeprecatedPaintLayerMapping.h" |
61 #include "core/layout/compositing/CompositedSelectionBound.h" | 62 #include "core/layout/compositing/CompositedSelection.h" |
62 #include "core/layout/compositing/DeprecatedPaintLayerCompositor.h" | 63 #include "core/layout/compositing/DeprecatedPaintLayerCompositor.h" |
63 #include "core/style/ComputedStyle.h" | 64 #include "core/style/ComputedStyle.h" |
64 #include "core/layout/svg/LayoutSVGRoot.h" | 65 #include "core/layout/svg/LayoutSVGRoot.h" |
65 #include "core/loader/FrameLoader.h" | 66 #include "core/loader/FrameLoader.h" |
66 #include "core/loader/FrameLoaderClient.h" | 67 #include "core/loader/FrameLoaderClient.h" |
67 #include "core/page/Chrome.h" | 68 #include "core/page/Chrome.h" |
68 #include "core/page/ChromeClient.h" | 69 #include "core/page/ChromeClient.h" |
69 #include "core/page/EventHandler.h" | 70 #include "core/page/EventHandler.h" |
70 #include "core/page/FocusController.h" | 71 #include "core/page/FocusController.h" |
71 #include "core/page/FrameTree.h" | 72 #include "core/page/FrameTree.h" |
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1678 // If there fixed position elements, scrolling may cause compositing layers
to change. | 1679 // If there fixed position elements, scrolling may cause compositing layers
to change. |
1679 // Update widget and layer positions after scrolling, but only if we're not
inside of | 1680 // Update widget and layer positions after scrolling, but only if we're not
inside of |
1680 // layout. | 1681 // layout. |
1681 if (!m_nestedLayoutCount) { | 1682 if (!m_nestedLayoutCount) { |
1682 updateWidgetPositions(); | 1683 updateWidgetPositions(); |
1683 if (LayoutView* layoutView = this->layoutView()) | 1684 if (LayoutView* layoutView = this->layoutView()) |
1684 layoutView->layer()->setNeedsCompositingInputsUpdate(); | 1685 layoutView->layer()->setNeedsCompositingInputsUpdate(); |
1685 } | 1686 } |
1686 } | 1687 } |
1687 | 1688 |
1688 bool FrameView::computeCompositedSelectionBounds(LocalFrame& frame, CompositedSe
lectionBound& start, CompositedSelectionBound& end) | 1689 bool FrameView::computeCompositedSelection(LocalFrame& frame, CompositedSelectio
n& selection) |
1689 { | 1690 { |
1690 const VisibleSelection &selection = frame.selection().selection(); | 1691 const VisibleSelection& visibleSelection = frame.selection().selection(); |
1691 if (!selection.isCaretOrRange()) | 1692 if (!visibleSelection.isCaretOrRange()) |
1692 return false; | 1693 return false; |
1693 | 1694 |
1694 VisiblePosition visibleStart(selection.visibleStart()); | 1695 VisiblePosition visibleStart(visibleSelection.visibleStart()); |
1695 VisiblePosition visibleEnd(selection.visibleEnd()); | 1696 VisiblePosition visibleEnd(visibleSelection.visibleEnd()); |
1696 | 1697 |
1697 RenderedPosition renderedStart(visibleStart); | 1698 RenderedPosition renderedStart(visibleStart); |
1698 RenderedPosition renderedEnd(visibleEnd); | 1699 RenderedPosition renderedEnd(visibleEnd); |
1699 | 1700 |
1700 renderedStart.positionInGraphicsLayerBacking(start); | 1701 renderedStart.positionInGraphicsLayerBacking(selection.start); |
1701 if (!start.layer) | 1702 if (!selection.start.layer) |
1702 return false; | 1703 return false; |
1703 | 1704 |
1704 renderedEnd.positionInGraphicsLayerBacking(end); | 1705 renderedEnd.positionInGraphicsLayerBacking(selection.end); |
1705 if (!end.layer) | 1706 if (!selection.end.layer) |
1706 return false; | 1707 return false; |
1707 | 1708 |
1708 if (selection.isCaret()) { | 1709 selection.type = visibleSelection.selectionType(); |
1709 start.type = end.type = CompositedSelectionBound::Caret; | 1710 selection.isEditable = visibleSelection.isContentEditable(); |
1710 return true; | 1711 if (selection.isEditable) { |
| 1712 if (HTMLTextFormControlElement* enclosingTextFormControlElement = enclos
ingTextFormControl(visibleSelection.rootEditableElement())) |
| 1713 selection.isEmptyTextFormControl = enclosingTextFormControlElement->
value().isEmpty(); |
1711 } | 1714 } |
| 1715 selection.start.isTextDirectionRTL = visibleStart.deepEquivalent().primaryDi
rection() == RTL; |
| 1716 selection.end.isTextDirectionRTL = visibleEnd.deepEquivalent().primaryDirect
ion() == RTL; |
1712 | 1717 |
1713 TextDirection startDir = visibleStart.deepEquivalent().primaryDirection(); | |
1714 TextDirection endDir = visibleEnd.deepEquivalent().primaryDirection(); | |
1715 start.type = startDir == RTL ? CompositedSelectionBound::SelectionRight : Co
mpositedSelectionBound::SelectionLeft; | |
1716 end.type = endDir == RTL ? CompositedSelectionBound::SelectionLeft : Composi
tedSelectionBound::SelectionRight; | |
1717 return true; | 1718 return true; |
1718 } | 1719 } |
1719 | 1720 |
1720 void FrameView::updateCompositedSelectionBoundsIfNeeded() | 1721 void FrameView::updateCompositedSelectionIfNeeded() |
1721 { | 1722 { |
1722 if (!RuntimeEnabledFeatures::compositedSelectionUpdateEnabled()) | 1723 if (!RuntimeEnabledFeatures::compositedSelectionUpdateEnabled()) |
1723 return; | 1724 return; |
1724 | 1725 |
1725 Page* page = frame().page(); | 1726 Page* page = frame().page(); |
1726 ASSERT(page); | 1727 ASSERT(page); |
1727 | 1728 |
1728 CompositedSelectionBound start, end; | 1729 CompositedSelection selection; |
1729 LocalFrame* frame = toLocalFrame(page->focusController().focusedOrMainFrame(
)); | 1730 LocalFrame* frame = toLocalFrame(page->focusController().focusedOrMainFrame(
)); |
1730 if (!frame || !computeCompositedSelectionBounds(*frame, start, end)) { | 1731 if (!frame || !computeCompositedSelection(*frame, selection)) { |
1731 page->chrome().client().clearCompositedSelectionBounds(); | 1732 page->chrome().client().clearCompositedSelection(); |
1732 return; | 1733 return; |
1733 } | 1734 } |
1734 | 1735 |
1735 page->chrome().client().updateCompositedSelectionBounds(start, end); | 1736 page->chrome().client().updateCompositedSelection(selection); |
1736 } | 1737 } |
1737 | 1738 |
1738 HostWindow* FrameView::hostWindow() const | 1739 HostWindow* FrameView::hostWindow() const |
1739 { | 1740 { |
1740 Page* page = frame().page(); | 1741 Page* page = frame().page(); |
1741 if (!page) | 1742 if (!page) |
1742 return nullptr; | 1743 return nullptr; |
1743 return &page->chrome(); | 1744 return &page->chrome(); |
1744 } | 1745 } |
1745 | 1746 |
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2583 | 2584 |
2584 LayoutView* view = layoutView(); | 2585 LayoutView* view = layoutView(); |
2585 if (view) { | 2586 if (view) { |
2586 TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "Up
dateLayerTree", "data", InspectorUpdateLayerTreeEvent::data(m_frame.get())); | 2587 TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "Up
dateLayerTree", "data", InspectorUpdateLayerTreeEvent::data(m_frame.get())); |
2587 | 2588 |
2588 view->compositor()->updateIfNeededRecursive(); | 2589 view->compositor()->updateIfNeededRecursive(); |
2589 | 2590 |
2590 if (view->compositor()->inCompositingMode() && m_frame->isLocalRoot()) | 2591 if (view->compositor()->inCompositingMode() && m_frame->isLocalRoot()) |
2591 scrollingCoordinator()->updateAfterCompositingChangeIfNeeded(); | 2592 scrollingCoordinator()->updateAfterCompositingChangeIfNeeded(); |
2592 | 2593 |
2593 updateCompositedSelectionBoundsIfNeeded(); | 2594 updateCompositedSelectionIfNeeded(); |
2594 | 2595 |
2595 scrollContentsIfNeededRecursive(); | 2596 scrollContentsIfNeededRecursive(); |
2596 | 2597 |
2597 invalidateTreeIfNeededRecursive(); | 2598 invalidateTreeIfNeededRecursive(); |
2598 | 2599 |
2599 ASSERT(!view->hasPendingSelection()); | 2600 ASSERT(!view->hasPendingSelection()); |
2600 } | 2601 } |
2601 | 2602 |
2602 ASSERT(lifecycle().state() == DocumentLifecycle::PaintInvalidationClean); | 2603 ASSERT(lifecycle().state() == DocumentLifecycle::PaintInvalidationClean); |
2603 } | 2604 } |
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4104 { | 4105 { |
4105 Settings* settings = frame().settings(); | 4106 Settings* settings = frame().settings(); |
4106 if (!settings || !settings->rootLayerScrolls()) | 4107 if (!settings || !settings->rootLayerScrolls()) |
4107 return this; | 4108 return this; |
4108 | 4109 |
4109 LayoutView* layoutView = this->layoutView(); | 4110 LayoutView* layoutView = this->layoutView(); |
4110 return layoutView ? layoutView->scrollableArea() : nullptr; | 4111 return layoutView ? layoutView->scrollableArea() : nullptr; |
4111 } | 4112 } |
4112 | 4113 |
4113 } // namespace blink | 4114 } // namespace blink |
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