dom/base/nsDOMWindowUtils.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef nsDOMWindowUtils_h_
   7 #define nsDOMWindowUtils_h_
   8
   9 #include "nsWeakReference.h"
  10
  11 #include "nsIDOMWindowUtils.h"
  12 #include "mozilla/Attributes.h"
  13
  14 class nsGlobalWindow;
  15 class nsIPresShell;
  16
  17 class nsDOMWindowUtils MOZ_FINAL : public nsIDOMWindowUtils,
  18                                    public nsSupportsWeakReference
  19 {
  20 public:
  21   nsDOMWindowUtils(nsGlobalWindow *aWindow);
  22   ~nsDOMWindowUtils();
  23   NS_DECL_ISUPPORTS
  24   NS_DECL_NSIDOMWINDOWUTILS
  25
  26 protected:
  27   nsWeakPtr mWindow;
  28
  29   // If aOffset is non-null, it gets filled in with the offset of the root
  30   // frame of our window to the nearest widget in the app units of our window.
  31   // Add this offset to any event offset we're given to make it relative to the
  32   // widget returned by GetWidget.
  33   nsIWidget* GetWidget(nsPoint* aOffset = nullptr);
  34   nsIWidget* GetWidgetForElement(nsIDOMElement* aElement);
  35
  36   nsIPresShell* GetPresShell();
  37   nsPresContext* GetPresContext();
  38
  39   NS_IMETHOD SendMouseEventCommon(const nsAString& aType,
  40                                   float aX,
  41                                   float aY,
  42                                   int32_t aButton,
  43                                   int32_t aClickCount,
  44                                   int32_t aModifiers,
  45                                   bool aIgnoreRootScrollFrame,
  46                                   float aPressure,
  47                                   unsigned short aInputSourceArg,
  48                                   bool aToWindow,
  49                                   bool *aPreventDefault);
  50
  51   NS_IMETHOD SendTouchEventCommon(const nsAString& aType,
  52                                   uint32_t* aIdentifiers,
  53                                   int32_t* aXs,
  54                                   int32_t* aYs,
  55                                   uint32_t* aRxs,
  56                                   uint32_t* aRys,
  57                                   float* aRotationAngles,
  58                                   float* aForces,
  59                                   uint32_t aCount,
  60                                   int32_t aModifiers,
  61                                   bool aIgnoreRootScrollFrame,
  62                                   bool aToWindow,
  63                                   bool* aPreventDefault);
  64
  65
  66   static mozilla::Modifiers GetWidgetModifiers(int32_t aModifiers);
  67 };
  68
  69 #endif