Bug 1387143 part 28. Remove nsISelection::AsSelection(). r=mats

accessible/base/SelectionManager.cpp

@@ -48,19 +48,16 @@ SelectionManager::SelectionManager() :
 void
 SelectionManager::ClearControlSelectionListener()
 {
-
   // Remove 'this' registered as selection listener for the normal selection.
-  nsCOMPtr<nsISelection> normalSel = do_QueryReferent(mCurrCtrlNormalSel);
-  if (normalSel) {
-    normalSel->AsSelection()->RemoveSelectionListener(this);
+  if (mCurrCtrlNormalSel) {
+    mCurrCtrlNormalSel->RemoveSelectionListener(this);
     mCurrCtrlNormalSel = nullptr;
   }
 
   // Remove 'this' registered as selection listener for the spellcheck
   // selection.
-  nsCOMPtr<nsISelection> spellSel = do_QueryReferent(mCurrCtrlSpellSel);
-  if (spellSel) {
-    spellSel->AsSelection()->RemoveSelectionListener(this);
+  if (mCurrCtrlSpellSel) {
+    mCurrCtrlSpellSel->RemoveSelectionListener(this);
     mCurrCtrlSpellSel = nullptr;
   }
 }
@@ -85,12 +82,12 @@ SelectionManager::SetControlSelectionListener(dom::Element* aFocusedElm)
   // Register 'this' as selection listener for the normal selection.
   Selection* normalSel = frameSel->GetSelection(SelectionType::eNormal);
   normalSel->AddSelectionListener(this);
-  mCurrCtrlNormalSel = do_GetWeakReference(normalSel);
+  mCurrCtrlNormalSel = normalSel;
 
   // Register 'this' as selection listener for the spell check selection.
   Selection* spellSel = frameSel->GetSelection(SelectionType::eSpellCheck);
   spellSel->AddSelectionListener(this);
-  mCurrCtrlSpellSel = do_GetWeakReference(spellSel);
+  mCurrCtrlSpellSel = spellSel;
 }
 
 void

accessible/base/SelectionManager.h

@@ -8,6 +8,7 @@
 
 #include "nsIFrame.h"
 #include "nsISelectionListener.h"
+#include "mozilla/WeakPtr.h"
 
 class nsIPresShell;
 
@@ -15,6 +16,7 @@ namespace mozilla {
 
 namespace dom {
 class Element;
+class Selection;
 }
 
 namespace a11y {
@@ -123,8 +125,8 @@ private:
   // Currently focused control.
   int32_t mCaretOffset;
   HyperTextAccessible* mAccWithCaret;
-  nsWeakPtr mCurrCtrlNormalSel;
-  nsWeakPtr mCurrCtrlSpellSel;
+  WeakPtr<dom::Selection> mCurrCtrlNormalSel;
+  WeakPtr<dom::Selection> mCurrCtrlSpellSel;
 };
 
 } // namespace a11y

dom/base/Selection.h

@@ -783,10 +783,4 @@ ToSelectionTypeMask(SelectionType aSelectionType)
 
 } // namespace mozilla
 
-inline mozilla::dom::Selection*
-nsISelection::AsSelection()
-{
-  return static_cast<mozilla::dom::Selection*>(this);
-}
-
 #endif // mozilla_Selection_h__

dom/base/nsCopySupport.cpp

@@ -333,7 +333,7 @@ nsCopySupport::GetTransferableForNode(nsINode* aNode,
   if (NS_WARN_IF(result.Failed())) {
     return result.StealNSResult();
   }
-  selection->AsSelection()->AddRangeInternal(*range, aDoc, result);
+  selection->AddRangeInternal(*range, aDoc, result);
   if (NS_WARN_IF(result.Failed())) {
     return result.StealNSResult();
   }

dom/base/nsGlobalWindowOuter.cpp

@@ -6324,9 +6324,7 @@ nsGlobalWindowOuter::GetSelectionOuter()
   if (!presShell) {
     return nullptr;
   }
-  nsISelection* domSelection =
-    presShell->GetCurrentSelection(SelectionType::eNormal);
-  return domSelection ? domSelection->AsSelection() : nullptr;
+  return presShell->GetCurrentSelection(SelectionType::eNormal);
 }
 
 already_AddRefed<Selection>

dom/base/nsISelection.idl

@@ -28,14 +28,4 @@ class Selection;
 [shim(Selection), uuid(e0a4d4b3-f34e-44bd-b1f2-4e3bde9b6915)]
 interface nsISelection : nsISupports
 {
-
-%{C++
-    /**
-     * AsSelection() returns a pointer to Selection class.
-     *
-     * In order to avoid circular dependency issues, this method is defined
-     * in mozilla/dom/Selection.h.  Consumers need to #include that header.
-     */
-    inline mozilla::dom::Selection* AsSelection();
-%}
 };

dom/events/ContentEventHandler.cpp

@@ -3127,11 +3127,11 @@ ContentEventHandler::OnSelectionEvent(WidgetSelectionEvent* aEvent)
   // Get selection to manipulate
   // XXX why do we need to get them from ISM? This method should work fine
   //     without ISM.
-  nsCOMPtr<nsISelection> sel;
+  RefPtr<Selection> sel;
   nsresult rv =
     IMEStateManager::GetFocusSelectionAndRoot(getter_AddRefs(sel),
                                               getter_AddRefs(mRootContent));
-  mSelection = sel ? sel->AsSelection() : nullptr;
+  mSelection = sel;
   if (rv != NS_ERROR_NOT_AVAILABLE) {
     NS_ENSURE_SUCCESS(rv, rv);
   } else {

dom/events/IMEContentObserver.cpp

@@ -696,7 +696,7 @@ IMEContentObserver::IsEditorComposing() const
 }
 
 nsresult
-IMEContentObserver::GetSelectionAndRoot(nsISelection** aSelection,
+IMEContentObserver::GetSelectionAndRoot(dom::Selection** aSelection,
                                         nsIContent** aRootContent) const
 {
   if (!mEditableNode || !mSelection) {

dom/events/IMEContentObserver.h

@@ -150,7 +150,7 @@ public:
   void SuppressNotifyingIME();
   void UnsuppressNotifyingIME();
   nsPresContext* GetPresContext() const;
-  nsresult GetSelectionAndRoot(nsISelection** aSelection,
+  nsresult GetSelectionAndRoot(dom::Selection** aSelection,
                                nsIContent** aRoot) const;
 
   /**

dom/events/IMEStateManager.cpp

@@ -1949,7 +1949,7 @@ IMEStateManager::CreateIMEContentObserver(EditorBase* aEditorBase)
 
 // static
 nsresult
-IMEStateManager::GetFocusSelectionAndRoot(nsISelection** aSelection,
+IMEStateManager::GetFocusSelectionAndRoot(Selection** aSelection,
                                           nsIContent** aRootContent)
 {
   if (!sActiveIMEContentObserver) {

dom/events/IMEStateManager.h

@@ -25,6 +25,10 @@ class IMEContentObserver;
 class TextCompositionArray;
 class TextComposition;
 
+namespace dom {
+class Selection;
+} // namespace dom
+
 /**
  * IMEStateManager manages InputContext (e.g., active editor type, IME enabled
  * state and IME open state) of nsIWidget instances, manages IMEContentObserver
@@ -151,7 +155,7 @@ public:
   // control compared to having the two methods incorporated into OnChangeFocus
 
   // Get the focused editor's selection and root
-  static nsresult GetFocusSelectionAndRoot(nsISelection** aSel,
+  static nsresult GetFocusSelectionAndRoot(dom::Selection** aSel,
                                            nsIContent** aRoot);
   // This method updates the current IME state.  However, if the enabled state
   // isn't changed by the new state, this method does nothing.

editor/composer/ComposerCommandsUpdater.cpp

@@ -350,12 +350,12 @@ ComposerCommandsUpdater::SelectionIsCollapsed()
     return true;
   }
 
-  nsCOMPtr<nsISelection> domSelection = mDOMWindow->GetSelection();
+  RefPtr<dom::Selection> domSelection = mDOMWindow->GetSelection();
   if (NS_WARN_IF(!domSelection)) {
     return false;
   }
 
-  return domSelection->AsSelection()->IsCollapsed();
+  return domSelection->IsCollapsed();
 }
 
 already_AddRefed<nsPICommandUpdater>

editor/libeditor/TextEditRulesBidi.cpp

@@ -49,8 +49,7 @@ TextEditRules::CheckBidiLevelForDeletion(
 
   nsBidiLevel levelBefore;
   nsBidiLevel levelAfter;
-  RefPtr<nsFrameSelection> frameSelection =
-    aSelection->AsSelection()->GetFrameSelection();
+  RefPtr<nsFrameSelection> frameSelection = aSelection->GetFrameSelection();
   NS_ENSURE_TRUE(frameSelection, NS_ERROR_NULL_POINTER);
 
   nsPrevNextBidiLevels levels = frameSelection->

layout/base/PresShell.cpp

@@ -4979,7 +4979,7 @@ PresShell::CreateRangePaintInfo(nsRange* aRange,
 
 already_AddRefed<SourceSurface>
 PresShell::PaintRangePaintInfo(const nsTArray<UniquePtr<RangePaintInfo>>& aItems,
-                               nsISelection* aSelection,
+                               Selection* aSelection,
                                nsIntRegion* aRegion,
                                nsRect aArea,
                                const LayoutDeviceIntPoint aPoint,
@@ -5108,7 +5108,7 @@ PresShell::PaintRangePaintInfo(const nsTArray<UniquePtr<RangePaintInfo>>& aItems
   // selection.
   RefPtr<nsFrameSelection> frameSelection;
   if (aSelection) {
-    frameSelection = aSelection->AsSelection()->GetFrameSelection();
+    frameSelection = aSelection->GetFrameSelection();
   }
   else {
     frameSelection = FrameSelection();

layout/base/PresShell.h

@@ -541,7 +541,7 @@ private:
    */
   already_AddRefed<SourceSurface>
   PaintRangePaintInfo(const nsTArray<UniquePtr<RangePaintInfo>>& aItems,
-                      nsISelection* aSelection,
+                      dom::Selection* aSelection,
                       nsIntRegion* aRegion,
                       nsRect aArea,
                       const LayoutDeviceIntPoint aPoint,

layout/base/nsCaret.cpp

@@ -415,22 +415,22 @@ nsCaret::GetFrameAndOffset(Selection* aSelection,
 }
 
 /* static */ nsIFrame*
-nsCaret::GetGeometry(nsISelection* aSelection, nsRect* aRect)
+nsCaret::GetGeometry(Selection* aSelection, nsRect* aRect)
 {
   int32_t frameOffset;
-  Selection* selection = aSelection ? aSelection->AsSelection() : nullptr;
-  nsIFrame* frame = GetFrameAndOffset(selection, nullptr, 0, &frameOffset);
+  nsIFrame* frame = GetFrameAndOffset(aSelection, nullptr, 0, &frameOffset);
   if (frame) {
     *aRect = GetGeometryForFrame(frame, frameOffset, nullptr);
   }
   return frame;
 }
 
-void nsCaret::SchedulePaint(nsISelection* aSelection)
+void
+nsCaret::SchedulePaint(Selection* aSelection)
 {
   Selection* selection;
   if (aSelection) {
-    selection = aSelection->AsSelection();
+    selection = aSelection;
   } else {
     selection = GetSelection();
   }

layout/base/nsCaret.h

@@ -137,7 +137,7 @@ class nsCaret final : public nsISelectionListener
      * Schedule a repaint for the frame where the caret would appear.
      * Does not check visibility etc.
      */
-    void SchedulePaint(nsISelection* aSelection = nullptr);
+    void SchedulePaint(mozilla::dom::Selection* aSelection = nullptr);
 
     /**
      * Returns a frame to paint in, and the bounds of the painted caret
@@ -176,7 +176,7 @@ class nsCaret final : public nsISelectionListener
      * This rect does not include any extra decorations for bidi.
      * @param aRect must be non-null
      */
-    static nsIFrame* GetGeometry(nsISelection* aSelection,
+    static nsIFrame* GetGeometry(mozilla::dom::Selection* aSelection,
                                  nsRect* aRect);
     static nsresult GetCaretFrameForNodeOffset(nsFrameSelection* aFrameSelection,
                                                nsIContent* aContentNode,

layout/generic/nsFrameSelection.cpp

@@ -1739,7 +1739,7 @@ nsFrameSelection::CommonPageMove(bool aForward,
 
   // find out where the caret is.
   // we should know mDesiredPos value of nsFrameSelection, but I havent seen that behavior in other windows applications yet.
-  nsISelection* domSel = GetSelection(SelectionType::eNormal);
+  Selection* domSel = GetSelection(SelectionType::eNormal);
   if (!domSel) {
     return;
   }

toolkit/components/find/nsWebBrowserFind.cpp

@@ -22,7 +22,6 @@
 #include "nsIDocument.h"
 #include "nsIDOMDocument.h"
 #include "nsISelectionController.h"
-#include "nsISelection.h"
 #include "nsIFrame.h"
 #include "nsITextControlFrame.h"
 #include "nsReadableUtils.h"
@@ -485,15 +484,13 @@ nsWebBrowserFind::SetRangeAroundDocument(nsRange* aSearchRange,
 nsresult
 nsWebBrowserFind::GetSearchLimits(nsRange* aSearchRange,
                                   nsRange* aStartPt, nsRange* aEndPt,
-                                  nsIDOMDocument* aDoc, nsISelection* aSel,
+                                  nsIDOMDocument* aDoc, Selection* aSel,
                                   bool aWrap)
 {
   NS_ENSURE_ARG_POINTER(aSel);
 
-  Selection* sel = aSel->AsSelection();
-
   // There is a selection.
-  uint32_t count = sel->RangeCount();
+  uint32_t count = aSel->RangeCount();
   if (count < 1) {
     return SetRangeAroundDocument(aSearchRange, aStartPt, aEndPt, aDoc);
   }
@@ -519,7 +516,7 @@ nsWebBrowserFind::GetSearchLimits(nsRange* aSearchRange,
   if (!mFindBackwards && !aWrap) {
     // This isn't quite right, since the selection's ranges aren't
     // necessarily in order; but they usually will be.
-    range = sel->GetRangeAt(count - 1);
+    range = aSel->GetRangeAt(count - 1);
     if (!range) {
       return NS_ERROR_UNEXPECTED;
     }
@@ -538,7 +535,7 @@ nsWebBrowserFind::GetSearchLimits(nsRange* aSearchRange,
   }
   // Backward, not wrapping: DocStart to SelStart
   else if (mFindBackwards && !aWrap) {
-    range = sel->GetRangeAt(0);
+    range = aSel->GetRangeAt(0);
     if (!range) {
       return NS_ERROR_UNEXPECTED;
     }
@@ -557,7 +554,7 @@ nsWebBrowserFind::GetSearchLimits(nsRange* aSearchRange,
   }
   // Forward, wrapping: DocStart to SelEnd
   else if (!mFindBackwards && aWrap) {
-    range = sel->GetRangeAt(count - 1);
+    range = aSel->GetRangeAt(count - 1);
     if (!range) {
       return NS_ERROR_UNEXPECTED;
     }
@@ -576,7 +573,7 @@ nsWebBrowserFind::GetSearchLimits(nsRange* aSearchRange,
   }
   // Backward, wrapping: SelStart to DocEnd
   else if (mFindBackwards && aWrap) {
-    range = sel->GetRangeAt(0);
+    range = aSel->GetRangeAt(0);
     if (!range) {
       return NS_ERROR_UNEXPECTED;
     }

toolkit/components/find/nsWebBrowserFind.h

@@ -21,7 +21,6 @@
 #define NS_WEB_BROWSER_FIND_CID \
   {0x57cf9383, 0x3405, 0x11d5, {0xbe, 0x5b, 0xaa, 0x20, 0xfa, 0x2c, 0xf3, 0x7c}}
 
-class nsISelection;
 class nsIDOMWindow;
 
 class nsIDocShell;
@@ -75,7 +74,7 @@ protected:
   nsresult GetRootNode(nsIDOMDocument* aDomDoc, nsIDOMNode** aNode);
   nsresult GetSearchLimits(nsRange* aRange,
                            nsRange* aStartPt, nsRange* aEndPt,
-                           nsIDOMDocument* aDoc, nsISelection* aSel,
+                           nsIDOMDocument* aDoc, mozilla::dom::Selection* aSel,
                            bool aWrap);
   nsresult SetRangeAroundDocument(nsRange* aSearchRange,
                                   nsRange* aStartPoint,