Remove PlatformMouseEvent and use WebMouseEvent instead

third_party/WebKit/Source/core/editing/SelectionController.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies)
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ skipping 162 matching lines @@
       visibleHitPos.isNull()
           ? createVisiblePosition(
                 PositionInFlatTree::firstPositionInOrBeforeNode(innerNode))
           : visibleHitPos;
   const VisibleSelectionInFlatTree& selection =
       this->selection().visibleSelection<EditingInFlatTreeStrategy>();
 
   // Don't restart the selection when the mouse is pressed on an
   // existing selection so we can allow for text dragging.
   if (FrameView* view = m_frame->view()) {
-    const LayoutPoint vPoint =
-        view->rootFrameToContents(event.event().position());
+    const LayoutPoint vPoint = view->rootFrameToContents(
+        flooredIntPoint(event.event().positionInRootFrame()));
     if (!extendSelection && this->selection().contains(vPoint)) {
       m_mouseDownWasSingleClickInSelection = true;
       if (!event.event().fromTouch())
         return false;
 
       if (!this->selection().isHandleVisible()) {
         updateSelectionForMouseDownDispatchingSelectStart(
             innerNode, selection, CharacterGranularity,
             HandleVisibility::Visible);
         return false;
@@ skipping 43 matching lines @@
     return false;
   }
 
   bool isHandleVisible = false;
   if (hasEditableStyle(*innerNode)) {
     const bool isTextBoxEmpty =
         createVisibleSelection(SelectionInFlatTree::Builder()
                                    .selectAllChildren(*innerNode)
                                    .build())
             .isCaret();
-    const bool notLeftClick = event.event().pointerProperties().button !=
-                              WebPointerProperties::Button::Left;
+    const bool notLeftClick =
+        event.event().button != WebPointerProperties::Button::Left;
     if (!isTextBoxEmpty || notLeftClick)
       isHandleVisible = event.event().fromTouch();
   }
 
   updateSelectionForMouseDownDispatchingSelectStart(
       innerNode,
       expandSelectionToRespectUserSelectAll(
           innerNode, createVisibleSelection(
                          SelectionInFlatTree::Builder()
                              .collapse(visiblePos.toPositionWithAffinity())
@@ skipping 271 matching lines @@
       innerNode, expandSelectionToRespectUserSelectAll(innerNode, newSelection),
       WordGranularity, HandleVisibility::NotVisible);
 }
 
 void SelectionController::selectClosestWordFromMouseEvent(
     const MouseEventWithHitTestResults& result) {
   if (!m_mouseDownMayStartSelect)
     return;
 
   AppendTrailingWhitespace appendTrailingWhitespace =
-      (result.event().clickCount() == 2 &&
+      (result.event().clickCount == 2 &&
        m_frame->editor().isSelectTrailingWhitespaceEnabled())
           ? AppendTrailingWhitespace::ShouldAppend
           : AppendTrailingWhitespace::DontAppend;
 
   DCHECK(!m_frame->document()->needsLayoutTreeUpdate());
 
   selectClosestWordFromHitTestResult(
       result.hitTestResult(), appendTrailingWhitespace,
       result.event().fromTouch() ? SelectInputEventType::Touch
                                  : SelectInputEventType::Mouse);
 }
 
 void SelectionController::selectClosestMisspellingFromMouseEvent(
     const MouseEventWithHitTestResults& result) {
   if (!m_mouseDownMayStartSelect)
     return;
 
   selectClosestMisspellingFromHitTestResult(
       result.hitTestResult(),
-      (result.event().clickCount() == 2 &&
+      (result.event().clickCount == 2 &&
        m_frame->editor().isSelectTrailingWhitespaceEnabled())
           ? AppendTrailingWhitespace::ShouldAppend
           : AppendTrailingWhitespace::DontAppend);
 }
 
 void SelectionController::selectClosestWordOrLinkFromMouseEvent(
     const MouseEventWithHitTestResults& result) {
   if (!result.hitTestResult().isLiveLink())
     return selectClosestWordFromMouseEvent(result);
 
@@ skipping 154 matching lines @@
     const MouseEventWithHitTestResults& event) {
   TRACE_EVENT0("blink",
                "SelectionController::handleMousePressEventDoubleClick");
 
   if (!selection().isAvailable())
     return false;
 
   if (!m_mouseDownAllowsMultiClick)
     return handleMousePressEventSingleClick(event);
 
-  if (event.event().pointerProperties().button !=
-      WebPointerProperties::Button::Left)
+  if (event.event().button != WebPointerProperties::Button::Left)
     return false;
 
   if (selection().isRange()) {
     // A double-click when range is already selected
     // should not change the selection.  So, do not call
     // selectClosestWordFromMouseEvent, but do set
     // m_beganSelectingText to prevent handleMouseReleaseEvent
     // from setting caret selection.
     m_selectionState = SelectionState::ExtendedSelection;
   } else {
     selectClosestWordFromMouseEvent(event);
   }
   return true;
 }
 
 bool SelectionController::handleMousePressEventTripleClick(
     const MouseEventWithHitTestResults& event) {
   TRACE_EVENT0("blink",
                "SelectionController::handleMousePressEventTripleClick");
 
   if (!selection().isAvailable()) {
     // editing/shadow/doubleclick-on-meter-in-shadow-crash.html reach here.
     return false;
   }
 
   if (!m_mouseDownAllowsMultiClick)
     return handleMousePressEventSingleClick(event);
 
-  if (event.event().pointerProperties().button !=
-      WebPointerProperties::Button::Left)
+  if (event.event().button != WebPointerProperties::Button::Left)
     return false;
 
   Node* innerNode = event.innerNode();
   if (!(innerNode && innerNode->layoutObject() && m_mouseDownMayStartSelect))
     return false;
 
   VisibleSelectionInFlatTree newSelection;
   const VisiblePositionInFlatTree& pos =
       visiblePositionOfHitTestResult(event.hitTestResult());
   if (pos.isNotNull()) {
@@ skipping 80 matching lines @@
     return false;
 
   bool handled = false;
   m_mouseDownMayStartSelect = false;
   // Clear the selection if the mouse didn't move after the last mouse
   // press and it's not a context menu click.  We do this so when clicking
   // on the selection, the selection goes away.  However, if we are
   // editing, place the caret.
   if (m_mouseDownWasSingleClickInSelection &&
       m_selectionState != SelectionState::ExtendedSelection &&
-      dragStartPos == event.event().position() && selection().isRange() &&
-      event.event().pointerProperties().button !=
-          WebPointerProperties::Button::Right) {
+      dragStartPos == flooredIntPoint(event.event().positionInRootFrame()) &&
+      selection().isRange() &&
+      event.event().button != WebPointerProperties::Button::Right) {
     // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
     // needs to be audited.  See http://crbug.com/590369 for more details.
     m_frame->document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
     SelectionInFlatTree::Builder builder;
     Node* node = event.innerNode();
     if (node && node->layoutObject() && hasEditableStyle(*node)) {
       const VisiblePositionInFlatTree pos =
           visiblePositionOfHitTestResult(event.hitTestResult());
       if (pos.isNotNull())
         builder.collapse(pos.toPositionWithAffinity());
     }
 
     if (selection().visibleSelection<EditingInFlatTreeStrategy>() !=
         createVisibleSelection(builder.build())) {
       selection().setSelection(builder.build());
     }
 
     handled = true;
   }
 
   selection().notifyLayoutObjectOfSelectionChange(UserTriggered);
 
   selection().selectFrameElementInParentIfFullySelected();
 
-  if (event.event().pointerProperties().button ==
-          WebPointerProperties::Button::Middle &&
+  if (event.event().button == WebPointerProperties::Button::Middle &&
       !event.isOverLink()) {
     // Ignore handled, since we want to paste to where the caret was placed
     // anyway.
     handled = handlePasteGlobalSelection(event.event()) || handled;
   }
 
   return handled;
 }
 
 bool SelectionController::handlePasteGlobalSelection(
-    const PlatformMouseEvent& mouseEvent) {
+    const WebMouseEvent& mouseEvent) {
   // If the event was a middle click, attempt to copy global selection in after
   // the newly set caret position.
   //
   // This code is called from either the mouse up or mouse down handling. There
   // is some debate about when the global selection is pasted:
   //   xterm: pastes on up.
   //   GTK: pastes on down.
   //   Qt: pastes on up.
   //   Firefox: pastes on up.
   //   Chromium: pastes on up.
   //
   // There is something of a webcompat angle to this well, as highlighted by
   // crbug.com/14608. Pages can clear text boxes 'onclick' and, if we paste on
   // down then the text is pasted just before the onclick handler runs and
   // clears the text box. So it's important this happens after the event
   // handlers have been fired.
-  if (mouseEvent.type() != PlatformEvent::MouseReleased)
+  if (mouseEvent.type() != WebInputEvent::MouseUp)
     return false;
 
   if (!m_frame->page())
     return false;
   Frame* focusFrame = m_frame->page()->focusController().focusedOrMainFrame();
   // Do not paste here if the focus was moved somewhere else.
   if (m_frame == focusFrame &&
       m_frame->editor().behavior().supportsGlobalSelection())
     return m_frame->editor().createCommand("PasteGlobalSelection").execute();
 
@@ skipping 79 matching lines @@
 
   selectClosestWordOrLinkFromMouseEvent(mev);
 }
 
 void SelectionController::passMousePressEventToSubframe(
     const MouseEventWithHitTestResults& mev) {
   // If we're clicking into a frame that is selected, the frame will appear
   // greyed out even though we're clicking on the selection.  This looks
   // really strange (having the whole frame be greyed out), so we deselect the
   // selection.
-  IntPoint p = m_frame->view()->rootFrameToContents(mev.event().position());
+  IntPoint p = m_frame->view()->rootFrameToContents(
+      flooredIntPoint(mev.event().positionInRootFrame()));
   if (!selection().contains(p))
     return;
 
   // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
   // needs to be audited.  See http://crbug.com/590369 for more details.
   m_frame->document()->updateStyleAndLayoutIgnorePendingStylesheets();
 
   const VisiblePositionInFlatTree& visiblePos =
       visiblePositionOfHitTestResult(mev.hitTestResult());
   if (visiblePos.isNull()) {
@@ skipping 28 matching lines @@
     m_selectionState = SelectionState::PlacedCaret;
   else
     m_selectionState = SelectionState::HaveNotStartedSelection;
 }
 
 FrameSelection& SelectionController::selection() const {
   return m_frame->selection();
 }
 
 bool isLinkSelection(const MouseEventWithHitTestResults& event) {
-  return event.event().altKey() && event.isOverLink();
+  return (event.event().modifiers() & WebInputEvent::Modifiers::AltKey) != 0 &&
+         event.isOverLink();
 }
 
 bool isExtendingSelection(const MouseEventWithHitTestResults& event) {
   bool isMouseDownOnLinkOrImage =
       event.isOverLink() || event.hitTestResult().image();
-  return event.event().shiftKey() && !isMouseDownOnLinkOrImage;
+  return (event.event().modifiers() & WebInputEvent::Modifiers::ShiftKey) !=
+             0 &&
+         !isMouseDownOnLinkOrImage;
 }
 
 }  // namespace blink