зеркало из https://github.com/mozilla/gecko-dev.git
1194 строки
45 KiB
C++
1194 строки
45 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_BasicEvents_h__
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#define mozilla_BasicEvents_h__
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#include <stdint.h>
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#include "mozilla/dom/EventTarget.h"
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#include "mozilla/EventForwards.h"
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#include "mozilla/TimeStamp.h"
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#include "nsCOMPtr.h"
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#include "nsIAtom.h"
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#include "nsISupportsImpl.h"
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#include "nsIWidget.h"
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#include "nsString.h"
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#include "Units.h"
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/******************************************************************************
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* Messages
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*
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* TODO: Make them enum.
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******************************************************************************/
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#define NS_EVENT_NULL 0
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// This is a dummy event message for all event listener implementation in
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// EventListenerManager.
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#define NS_EVENT_ALL 1
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#define NS_WINDOW_START 100
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// Widget may be destroyed
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#define NS_XUL_CLOSE (NS_WINDOW_START + 1)
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// Key is pressed within a window
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#define NS_KEY_PRESS (NS_WINDOW_START + 31)
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// Key is released within a window
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#define NS_KEY_UP (NS_WINDOW_START + 32)
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// Key is pressed within a window
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#define NS_KEY_DOWN (NS_WINDOW_START + 33)
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#define NS_KEY_BEFORE_DOWN (NS_WINDOW_START + 34)
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#define NS_KEY_AFTER_DOWN (NS_WINDOW_START + 35)
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#define NS_KEY_BEFORE_UP (NS_WINDOW_START + 36)
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#define NS_KEY_AFTER_UP (NS_WINDOW_START + 37)
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#define NS_RESIZE_EVENT (NS_WINDOW_START + 60)
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#define NS_SCROLL_EVENT (NS_WINDOW_START + 61)
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// A plugin was clicked or otherwise focused. NS_PLUGIN_ACTIVATE should be
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// used when the window is not active. NS_PLUGIN_FOCUS should be used when
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// the window is active. In the latter case, the dispatcher of the event
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// is expected to ensure that the plugin's widget is focused beforehand.
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#define NS_PLUGIN_ACTIVATE (NS_WINDOW_START + 62)
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#define NS_PLUGIN_FOCUS (NS_WINDOW_START + 63)
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#define NS_OFFLINE (NS_WINDOW_START + 64)
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#define NS_ONLINE (NS_WINDOW_START + 65)
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// NS_BEFORERESIZE_EVENT used to be here (NS_WINDOW_START + 66)
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// Indicates that the user is either idle or active
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#define NS_MOZ_USER_IDLE (NS_WINDOW_START + 67)
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#define NS_MOZ_USER_ACTIVE (NS_WINDOW_START + 68)
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#define NS_LANGUAGECHANGE (NS_WINDOW_START + 70)
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#define NS_MOUSE_MESSAGE_START 300
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#define NS_MOUSE_MOVE (NS_MOUSE_MESSAGE_START)
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#define NS_MOUSE_BUTTON_UP (NS_MOUSE_MESSAGE_START + 1)
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#define NS_MOUSE_BUTTON_DOWN (NS_MOUSE_MESSAGE_START + 2)
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#define NS_MOUSE_ENTER (NS_MOUSE_MESSAGE_START + 22)
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#define NS_MOUSE_EXIT (NS_MOUSE_MESSAGE_START + 23)
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#define NS_MOUSE_DOUBLECLICK (NS_MOUSE_MESSAGE_START + 24)
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#define NS_MOUSE_CLICK (NS_MOUSE_MESSAGE_START + 27)
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#define NS_MOUSE_ACTIVATE (NS_MOUSE_MESSAGE_START + 30)
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#define NS_MOUSE_ENTER_SYNTH (NS_MOUSE_MESSAGE_START + 31)
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#define NS_MOUSE_EXIT_SYNTH (NS_MOUSE_MESSAGE_START + 32)
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#define NS_MOUSE_MOZHITTEST (NS_MOUSE_MESSAGE_START + 33)
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#define NS_MOUSEENTER (NS_MOUSE_MESSAGE_START + 34)
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#define NS_MOUSELEAVE (NS_MOUSE_MESSAGE_START + 35)
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#define NS_MOUSE_MOZLONGTAP (NS_MOUSE_MESSAGE_START + 36)
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// Pointer spec events
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#define NS_POINTER_EVENT_START 4400
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#define NS_POINTER_MOVE (NS_POINTER_EVENT_START)
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#define NS_POINTER_UP (NS_POINTER_EVENT_START + 1)
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#define NS_POINTER_DOWN (NS_POINTER_EVENT_START + 2)
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#define NS_POINTER_OVER (NS_POINTER_EVENT_START + 22)
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#define NS_POINTER_OUT (NS_POINTER_EVENT_START + 23)
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#define NS_POINTER_ENTER (NS_POINTER_EVENT_START + 24)
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#define NS_POINTER_LEAVE (NS_POINTER_EVENT_START + 25)
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#define NS_POINTER_CANCEL (NS_POINTER_EVENT_START + 26)
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#define NS_POINTER_GOT_CAPTURE (NS_POINTER_EVENT_START + 27)
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#define NS_POINTER_LOST_CAPTURE (NS_POINTER_EVENT_START + 28)
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#define NS_CONTEXTMENU_MESSAGE_START 500
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#define NS_CONTEXTMENU (NS_CONTEXTMENU_MESSAGE_START)
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#define NS_STREAM_EVENT_START 1100
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#define NS_LOAD (NS_STREAM_EVENT_START)
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#define NS_PAGE_UNLOAD (NS_STREAM_EVENT_START + 1)
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#define NS_HASHCHANGE (NS_STREAM_EVENT_START + 2)
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#define NS_IMAGE_ABORT (NS_STREAM_EVENT_START + 3)
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#define NS_LOAD_ERROR (NS_STREAM_EVENT_START + 4)
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#define NS_POPSTATE (NS_STREAM_EVENT_START + 5)
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#define NS_BEFORE_PAGE_UNLOAD (NS_STREAM_EVENT_START + 6)
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#define NS_PAGE_RESTORE (NS_STREAM_EVENT_START + 7)
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#define NS_READYSTATECHANGE (NS_STREAM_EVENT_START + 8)
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#define NS_FORM_EVENT_START 1200
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#define NS_FORM_SUBMIT (NS_FORM_EVENT_START)
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#define NS_FORM_RESET (NS_FORM_EVENT_START + 1)
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#define NS_FORM_CHANGE (NS_FORM_EVENT_START + 2)
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#define NS_FORM_SELECTED (NS_FORM_EVENT_START + 3)
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#define NS_FORM_INVALID (NS_FORM_EVENT_START + 4)
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//Need separate focus/blur notifications for non-native widgets
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#define NS_FOCUS_EVENT_START 1300
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#define NS_FOCUS_CONTENT (NS_FOCUS_EVENT_START)
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#define NS_BLUR_CONTENT (NS_FOCUS_EVENT_START + 1)
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#define NS_DRAGDROP_EVENT_START 1400
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#define NS_DRAGDROP_ENTER (NS_DRAGDROP_EVENT_START)
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#define NS_DRAGDROP_OVER (NS_DRAGDROP_EVENT_START + 1)
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#define NS_DRAGDROP_EXIT (NS_DRAGDROP_EVENT_START + 2)
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#define NS_DRAGDROP_DRAGDROP (NS_DRAGDROP_EVENT_START + 3)
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#define NS_DRAGDROP_GESTURE (NS_DRAGDROP_EVENT_START + 4)
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#define NS_DRAGDROP_DRAG (NS_DRAGDROP_EVENT_START + 5)
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#define NS_DRAGDROP_END (NS_DRAGDROP_EVENT_START + 6)
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#define NS_DRAGDROP_START (NS_DRAGDROP_EVENT_START + 7)
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#define NS_DRAGDROP_DROP (NS_DRAGDROP_EVENT_START + 8)
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#define NS_DRAGDROP_OVER_SYNTH (NS_DRAGDROP_EVENT_START + 1)
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#define NS_DRAGDROP_EXIT_SYNTH (NS_DRAGDROP_EVENT_START + 2)
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#define NS_DRAGDROP_LEAVE_SYNTH (NS_DRAGDROP_EVENT_START + 9)
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// Events for popups
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#define NS_XUL_EVENT_START 1500
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#define NS_XUL_POPUP_SHOWING (NS_XUL_EVENT_START)
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#define NS_XUL_POPUP_SHOWN (NS_XUL_EVENT_START+1)
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#define NS_XUL_POPUP_HIDING (NS_XUL_EVENT_START+2)
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#define NS_XUL_POPUP_HIDDEN (NS_XUL_EVENT_START+3)
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// NS_XUL_COMMAND used to be here (NS_XUL_EVENT_START+4)
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#define NS_XUL_BROADCAST (NS_XUL_EVENT_START+5)
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#define NS_XUL_COMMAND_UPDATE (NS_XUL_EVENT_START+6)
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//@}
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// Scroll events
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#define NS_MOUSE_SCROLL_START 1600
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#define NS_MOUSE_SCROLL (NS_MOUSE_SCROLL_START)
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#define NS_MOUSE_PIXEL_SCROLL (NS_MOUSE_SCROLL_START + 1)
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#define NS_SCROLLPORT_START 1700
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#define NS_SCROLLPORT_UNDERFLOW (NS_SCROLLPORT_START)
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#define NS_SCROLLPORT_OVERFLOW (NS_SCROLLPORT_START+1)
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#define NS_MUTATION_START 1800
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#define NS_MUTATION_SUBTREEMODIFIED (NS_MUTATION_START)
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#define NS_MUTATION_NODEINSERTED (NS_MUTATION_START+1)
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#define NS_MUTATION_NODEREMOVED (NS_MUTATION_START+2)
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#define NS_MUTATION_NODEREMOVEDFROMDOCUMENT (NS_MUTATION_START+3)
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#define NS_MUTATION_NODEINSERTEDINTODOCUMENT (NS_MUTATION_START+4)
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#define NS_MUTATION_ATTRMODIFIED (NS_MUTATION_START+5)
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#define NS_MUTATION_CHARACTERDATAMODIFIED (NS_MUTATION_START+6)
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#define NS_MUTATION_END (NS_MUTATION_START+6)
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#define NS_USER_DEFINED_EVENT 2000
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// composition events
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#define NS_COMPOSITION_EVENT_START 2200
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#define NS_COMPOSITION_START (NS_COMPOSITION_EVENT_START)
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// NS_COMPOSITION_END is the message for DOM compositionend event.
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// This event should NOT be dispatched from widget if NS_COMPOSITION_COMMIT
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// is available.
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#define NS_COMPOSITION_END (NS_COMPOSITION_EVENT_START + 1)
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// NS_COMPOSITION_UPDATE is the message for DOM compositionupdate event.
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// This event should NOT be dispatched from widget since it will be dispatched
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// by mozilla::TextComposition automatically if NS_COMPOSITION_CHANGE event
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// will change composition string.
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#define NS_COMPOSITION_UPDATE (NS_COMPOSITION_EVENT_START + 2)
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// NS_COMPOSITION_CHANGE is the message for representing a change of
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// composition string. This should be dispatched from widget even if
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// composition string isn't changed but the ranges are changed. This causes
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// a DOM "text" event which is a non-standard DOM event.
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#define NS_COMPOSITION_CHANGE (NS_COMPOSITION_EVENT_START + 3)
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// NS_COMPOSITION_COMMIT_AS_IS is the message for representing a commit of
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// composition string. TextComposition will commit composition with the
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// last data. TextComposition will dispatch this event to the DOM tree as
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// NS_COMPOSITION_CHANGE without clause information. After that,
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// NS_COMPOSITION_END will be dispatched automatically.
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// Its mData and mRanges should be empty and nullptr.
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#define NS_COMPOSITION_COMMIT_AS_IS (NS_COMPOSITION_EVENT_START + 4)
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// NS_COMPOSITION_COMMIT is the message for representing a commit of
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// composition string with its mData value. TextComposition will dispatch this
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// event to the DOM tree as NS_COMPOSITION_CHANGE without clause information.
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// After that, NS_COMPOSITION_END will be dispatched automatically.
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// Its mRanges should be nullptr.
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#define NS_COMPOSITION_COMMIT (NS_COMPOSITION_EVENT_START + 5)
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// UI events
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#define NS_UI_EVENT_START 2500
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// this is not to be confused with NS_ACTIVATE!
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#define NS_UI_ACTIVATE (NS_UI_EVENT_START)
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#define NS_UI_FOCUSIN (NS_UI_EVENT_START + 1)
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#define NS_UI_FOCUSOUT (NS_UI_EVENT_START + 2)
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// pagetransition events
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#define NS_PAGETRANSITION_START 2700
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#define NS_PAGE_SHOW (NS_PAGETRANSITION_START + 1)
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#define NS_PAGE_HIDE (NS_PAGETRANSITION_START + 2)
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// SVG events
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#define NS_SVG_EVENT_START 2800
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#define NS_SVG_LOAD (NS_SVG_EVENT_START)
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#define NS_SVG_UNLOAD (NS_SVG_EVENT_START + 1)
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#define NS_SVG_ABORT (NS_SVG_EVENT_START + 2)
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#define NS_SVG_ERROR (NS_SVG_EVENT_START + 3)
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#define NS_SVG_RESIZE (NS_SVG_EVENT_START + 4)
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#define NS_SVG_SCROLL (NS_SVG_EVENT_START + 5)
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// SVG Zoom events
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#define NS_SVGZOOM_EVENT_START 2900
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#define NS_SVG_ZOOM (NS_SVGZOOM_EVENT_START)
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// XUL command events
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#define NS_XULCOMMAND_EVENT_START 3000
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#define NS_XUL_COMMAND (NS_XULCOMMAND_EVENT_START)
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// Cut, copy, paste events
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#define NS_CUTCOPYPASTE_EVENT_START 3100
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#define NS_COPY (NS_CUTCOPYPASTE_EVENT_START)
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#define NS_CUT (NS_CUTCOPYPASTE_EVENT_START + 1)
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#define NS_PASTE (NS_CUTCOPYPASTE_EVENT_START + 2)
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// Query the content information
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#define NS_QUERY_CONTENT_EVENT_START 3200
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// Query for the selected text information, it return the selection offset,
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// selection length and selected text.
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#define NS_QUERY_SELECTED_TEXT (NS_QUERY_CONTENT_EVENT_START)
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// Query for the text content of specified range, it returns actual lengh (if
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// the specified range is too long) and the text of the specified range.
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// Returns the entire text if requested length > actual length.
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#define NS_QUERY_TEXT_CONTENT (NS_QUERY_CONTENT_EVENT_START + 1)
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// Query for the caret rect of nth insertion point. The offset of the result is
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// relative position from the top level widget.
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#define NS_QUERY_CARET_RECT (NS_QUERY_CONTENT_EVENT_START + 3)
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// Query for the bounding rect of a range of characters. This works on any
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// valid character range given offset and length. Result is relative to top
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// level widget coordinates
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#define NS_QUERY_TEXT_RECT (NS_QUERY_CONTENT_EVENT_START + 4)
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// Query for the bounding rect of the current focused frame. Result is relative
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// to top level widget coordinates
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#define NS_QUERY_EDITOR_RECT (NS_QUERY_CONTENT_EVENT_START + 5)
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// Query for the current state of the content. The particular members of
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// mReply that are set for each query content event will be valid on success.
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#define NS_QUERY_CONTENT_STATE (NS_QUERY_CONTENT_EVENT_START + 6)
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// Query for the selection in the form of a nsITransferable.
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#define NS_QUERY_SELECTION_AS_TRANSFERABLE (NS_QUERY_CONTENT_EVENT_START + 7)
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// Query for character at a point. This returns the character offset and its
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// rect. The point is specified by Event::refPoint.
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#define NS_QUERY_CHARACTER_AT_POINT (NS_QUERY_CONTENT_EVENT_START + 8)
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// Query if the DOM element under Event::refPoint belongs to our widget
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// or not.
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#define NS_QUERY_DOM_WIDGET_HITTEST (NS_QUERY_CONTENT_EVENT_START + 9)
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// Video events
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#define NS_MEDIA_EVENT_START 3300
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#define NS_LOADSTART (NS_MEDIA_EVENT_START)
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#define NS_PROGRESS (NS_MEDIA_EVENT_START+1)
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#define NS_SUSPEND (NS_MEDIA_EVENT_START+2)
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#define NS_EMPTIED (NS_MEDIA_EVENT_START+3)
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#define NS_STALLED (NS_MEDIA_EVENT_START+4)
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#define NS_PLAY (NS_MEDIA_EVENT_START+5)
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#define NS_PAUSE (NS_MEDIA_EVENT_START+6)
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#define NS_LOADEDMETADATA (NS_MEDIA_EVENT_START+7)
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#define NS_LOADEDDATA (NS_MEDIA_EVENT_START+8)
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#define NS_WAITING (NS_MEDIA_EVENT_START+9)
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#define NS_PLAYING (NS_MEDIA_EVENT_START+10)
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#define NS_CANPLAY (NS_MEDIA_EVENT_START+11)
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#define NS_CANPLAYTHROUGH (NS_MEDIA_EVENT_START+12)
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#define NS_SEEKING (NS_MEDIA_EVENT_START+13)
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#define NS_SEEKED (NS_MEDIA_EVENT_START+14)
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#define NS_TIMEUPDATE (NS_MEDIA_EVENT_START+15)
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#define NS_ENDED (NS_MEDIA_EVENT_START+16)
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#define NS_RATECHANGE (NS_MEDIA_EVENT_START+17)
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#define NS_DURATIONCHANGE (NS_MEDIA_EVENT_START+18)
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#define NS_VOLUMECHANGE (NS_MEDIA_EVENT_START+19)
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#define NS_NEED_KEY (NS_MEDIA_EVENT_START+20)
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// paint notification events
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#define NS_NOTIFYPAINT_START 3400
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#define NS_AFTERPAINT (NS_NOTIFYPAINT_START)
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// Simple gesture events
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#define NS_SIMPLE_GESTURE_EVENT_START 3500
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#define NS_SIMPLE_GESTURE_SWIPE_START (NS_SIMPLE_GESTURE_EVENT_START)
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#define NS_SIMPLE_GESTURE_SWIPE_UPDATE (NS_SIMPLE_GESTURE_EVENT_START+1)
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#define NS_SIMPLE_GESTURE_SWIPE_END (NS_SIMPLE_GESTURE_EVENT_START+2)
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#define NS_SIMPLE_GESTURE_SWIPE (NS_SIMPLE_GESTURE_EVENT_START+3)
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#define NS_SIMPLE_GESTURE_MAGNIFY_START (NS_SIMPLE_GESTURE_EVENT_START+4)
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#define NS_SIMPLE_GESTURE_MAGNIFY_UPDATE (NS_SIMPLE_GESTURE_EVENT_START+5)
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#define NS_SIMPLE_GESTURE_MAGNIFY (NS_SIMPLE_GESTURE_EVENT_START+6)
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#define NS_SIMPLE_GESTURE_ROTATE_START (NS_SIMPLE_GESTURE_EVENT_START+7)
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#define NS_SIMPLE_GESTURE_ROTATE_UPDATE (NS_SIMPLE_GESTURE_EVENT_START+8)
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#define NS_SIMPLE_GESTURE_ROTATE (NS_SIMPLE_GESTURE_EVENT_START+9)
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#define NS_SIMPLE_GESTURE_TAP (NS_SIMPLE_GESTURE_EVENT_START+10)
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#define NS_SIMPLE_GESTURE_PRESSTAP (NS_SIMPLE_GESTURE_EVENT_START+11)
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#define NS_SIMPLE_GESTURE_EDGE_STARTED (NS_SIMPLE_GESTURE_EVENT_START+12)
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#define NS_SIMPLE_GESTURE_EDGE_CANCELED (NS_SIMPLE_GESTURE_EVENT_START+13)
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#define NS_SIMPLE_GESTURE_EDGE_COMPLETED (NS_SIMPLE_GESTURE_EVENT_START+14)
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// These are used to send native events to plugins.
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#define NS_PLUGIN_EVENT_START 3600
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#define NS_PLUGIN_INPUT_EVENT (NS_PLUGIN_EVENT_START)
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#define NS_PLUGIN_FOCUS_EVENT (NS_PLUGIN_EVENT_START+1)
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// Events to manipulate selection (WidgetSelectionEvent)
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#define NS_SELECTION_EVENT_START 3700
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// Clear any previous selection and set the given range as the selection
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#define NS_SELECTION_SET (NS_SELECTION_EVENT_START)
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// Events of commands for the contents
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#define NS_CONTENT_COMMAND_EVENT_START 3800
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#define NS_CONTENT_COMMAND_CUT (NS_CONTENT_COMMAND_EVENT_START)
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#define NS_CONTENT_COMMAND_COPY (NS_CONTENT_COMMAND_EVENT_START+1)
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#define NS_CONTENT_COMMAND_PASTE (NS_CONTENT_COMMAND_EVENT_START+2)
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#define NS_CONTENT_COMMAND_DELETE (NS_CONTENT_COMMAND_EVENT_START+3)
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#define NS_CONTENT_COMMAND_UNDO (NS_CONTENT_COMMAND_EVENT_START+4)
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#define NS_CONTENT_COMMAND_REDO (NS_CONTENT_COMMAND_EVENT_START+5)
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#define NS_CONTENT_COMMAND_PASTE_TRANSFERABLE (NS_CONTENT_COMMAND_EVENT_START+6)
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// NS_CONTENT_COMMAND_SCROLL scrolls the nearest scrollable element to the
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// currently focused content or latest DOM selection. This would normally be
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// the same element scrolled by keyboard scroll commands, except that this event
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// will scroll an element scrollable in either direction. I.e., if the nearest
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// scrollable ancestor element can only be scrolled vertically, and horizontal
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// scrolling is requested using this event, no scrolling will occur.
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#define NS_CONTENT_COMMAND_SCROLL (NS_CONTENT_COMMAND_EVENT_START+7)
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// Event to gesture notification
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#define NS_GESTURENOTIFY_EVENT_START 3900
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#define NS_ORIENTATION_EVENT 4000
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#define NS_SCROLLAREA_EVENT_START 4100
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#define NS_SCROLLEDAREACHANGED (NS_SCROLLAREA_EVENT_START)
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#define NS_TRANSITION_EVENT_START 4200
|
|
#define NS_TRANSITION_END (NS_TRANSITION_EVENT_START)
|
|
|
|
#define NS_ANIMATION_EVENT_START 4250
|
|
#define NS_ANIMATION_START (NS_ANIMATION_EVENT_START)
|
|
#define NS_ANIMATION_END (NS_ANIMATION_EVENT_START + 1)
|
|
#define NS_ANIMATION_ITERATION (NS_ANIMATION_EVENT_START + 2)
|
|
|
|
#define NS_SMIL_TIME_EVENT_START 4300
|
|
#define NS_SMIL_BEGIN (NS_SMIL_TIME_EVENT_START)
|
|
#define NS_SMIL_END (NS_SMIL_TIME_EVENT_START + 1)
|
|
#define NS_SMIL_REPEAT (NS_SMIL_TIME_EVENT_START + 2)
|
|
|
|
#define NS_WEBAUDIO_EVENT_START 4350
|
|
#define NS_AUDIO_PROCESS (NS_WEBAUDIO_EVENT_START)
|
|
#define NS_AUDIO_COMPLETE (NS_WEBAUDIO_EVENT_START + 1)
|
|
|
|
// script notification events
|
|
#define NS_NOTIFYSCRIPT_START 4500
|
|
#define NS_BEFORE_SCRIPT_EXECUTE (NS_NOTIFYSCRIPT_START)
|
|
#define NS_AFTER_SCRIPT_EXECUTE (NS_NOTIFYSCRIPT_START+1)
|
|
|
|
#define NS_PRINT_EVENT_START 4600
|
|
#define NS_BEFOREPRINT (NS_PRINT_EVENT_START)
|
|
#define NS_AFTERPRINT (NS_PRINT_EVENT_START + 1)
|
|
|
|
#define NS_MESSAGE_EVENT_START 4700
|
|
#define NS_MESSAGE (NS_MESSAGE_EVENT_START)
|
|
|
|
// Open and close events
|
|
#define NS_OPENCLOSE_EVENT_START 4800
|
|
#define NS_OPEN (NS_OPENCLOSE_EVENT_START)
|
|
#define NS_CLOSE (NS_OPENCLOSE_EVENT_START+1)
|
|
|
|
// Device motion and orientation
|
|
#define NS_DEVICE_ORIENTATION_START 4900
|
|
#define NS_DEVICE_ORIENTATION (NS_DEVICE_ORIENTATION_START)
|
|
#define NS_DEVICE_MOTION (NS_DEVICE_ORIENTATION_START+1)
|
|
#define NS_DEVICE_PROXIMITY (NS_DEVICE_ORIENTATION_START+2)
|
|
#define NS_USER_PROXIMITY (NS_DEVICE_ORIENTATION_START+3)
|
|
#define NS_DEVICE_LIGHT (NS_DEVICE_ORIENTATION_START+4)
|
|
|
|
#define NS_SHOW_EVENT 5000
|
|
|
|
// Fullscreen DOM API
|
|
#define NS_FULL_SCREEN_START 5100
|
|
#define NS_FULLSCREENCHANGE (NS_FULL_SCREEN_START)
|
|
#define NS_FULLSCREENERROR (NS_FULL_SCREEN_START + 1)
|
|
|
|
#define NS_TOUCH_EVENT_START 5200
|
|
#define NS_TOUCH_START (NS_TOUCH_EVENT_START)
|
|
#define NS_TOUCH_MOVE (NS_TOUCH_EVENT_START+1)
|
|
#define NS_TOUCH_END (NS_TOUCH_EVENT_START+2)
|
|
#define NS_TOUCH_CANCEL (NS_TOUCH_EVENT_START+3)
|
|
|
|
// Pointerlock DOM API
|
|
#define NS_POINTERLOCK_START 5300
|
|
#define NS_POINTERLOCKCHANGE (NS_POINTERLOCK_START)
|
|
#define NS_POINTERLOCKERROR (NS_POINTERLOCK_START + 1)
|
|
|
|
#define NS_WHEEL_EVENT_START 5400
|
|
#define NS_WHEEL_WHEEL (NS_WHEEL_EVENT_START)
|
|
#define NS_WHEEL_START (NS_WHEEL_EVENT_START + 1)
|
|
#define NS_WHEEL_STOP (NS_WHEEL_EVENT_START + 2)
|
|
|
|
//System time is changed
|
|
#define NS_MOZ_TIME_CHANGE_EVENT 5500
|
|
|
|
// Network packet events.
|
|
#define NS_NETWORK_EVENT_START 5600
|
|
#define NS_NETWORK_UPLOAD_EVENT (NS_NETWORK_EVENT_START + 1)
|
|
#define NS_NETWORK_DOWNLOAD_EVENT (NS_NETWORK_EVENT_START + 2)
|
|
|
|
// MediaRecorder events.
|
|
#define NS_MEDIARECORDER_EVENT_START 5700
|
|
#define NS_MEDIARECORDER_DATAAVAILABLE (NS_MEDIARECORDER_EVENT_START + 1)
|
|
#define NS_MEDIARECORDER_WARNING (NS_MEDIARECORDER_EVENT_START + 2)
|
|
#define NS_MEDIARECORDER_STOP (NS_MEDIARECORDER_EVENT_START + 3)
|
|
|
|
// SpeakerManager events
|
|
#define NS_SPEAKERMANAGER_EVENT_START 5800
|
|
#define NS_SPEAKERMANAGER_SPEAKERFORCEDCHANGE (NS_SPEAKERMANAGER_EVENT_START + 1)
|
|
|
|
#ifdef MOZ_GAMEPAD
|
|
// Gamepad input events
|
|
#define NS_GAMEPAD_START 6000
|
|
#define NS_GAMEPAD_BUTTONDOWN (NS_GAMEPAD_START)
|
|
#define NS_GAMEPAD_BUTTONUP (NS_GAMEPAD_START+1)
|
|
#define NS_GAMEPAD_AXISMOVE (NS_GAMEPAD_START+2)
|
|
#define NS_GAMEPAD_CONNECTED (NS_GAMEPAD_START+3)
|
|
#define NS_GAMEPAD_DISCONNECTED (NS_GAMEPAD_START+4)
|
|
// Keep this defined to the same value as the event above
|
|
#define NS_GAMEPAD_END (NS_GAMEPAD_START+4)
|
|
#endif
|
|
|
|
// input and beforeinput events.
|
|
#define NS_EDITOR_EVENT_START 6100
|
|
#define NS_EDITOR_INPUT (NS_EDITOR_EVENT_START)
|
|
|
|
namespace IPC {
|
|
template<typename T>
|
|
struct ParamTraits;
|
|
}
|
|
|
|
namespace mozilla {
|
|
|
|
/******************************************************************************
|
|
* mozilla::BaseEventFlags
|
|
*
|
|
* BaseEventFlags must be a POD struct for safe to use memcpy (including
|
|
* in ParamTraits<BaseEventFlags>). So don't make virtual methods, constructor,
|
|
* destructor and operators.
|
|
* This is necessary for VC which is NOT C++0x compiler.
|
|
******************************************************************************/
|
|
|
|
struct BaseEventFlags
|
|
{
|
|
public:
|
|
// If mIsTrusted is true, the event is a trusted event. Otherwise, it's
|
|
// an untrusted event.
|
|
bool mIsTrusted : 1;
|
|
// If mInBubblingPhase is true, the event is in bubbling phase or target
|
|
// phase.
|
|
bool mInBubblingPhase : 1;
|
|
// If mInCapturePhase is true, the event is in capture phase or target phase.
|
|
bool mInCapturePhase : 1;
|
|
// If mInSystemGroup is true, the event is being dispatched in system group.
|
|
bool mInSystemGroup: 1;
|
|
// If mCancelable is true, the event can be consumed. I.e., calling
|
|
// dom::Event::PreventDefault() can prevent the default action.
|
|
bool mCancelable : 1;
|
|
// If mBubbles is true, the event can bubble. Otherwise, cannot be handled
|
|
// in bubbling phase.
|
|
bool mBubbles : 1;
|
|
// If mPropagationStopped is true, dom::Event::StopPropagation() or
|
|
// dom::Event::StopImmediatePropagation() has been called.
|
|
bool mPropagationStopped : 1;
|
|
// If mImmediatePropagationStopped is true,
|
|
// dom::Event::StopImmediatePropagation() has been called.
|
|
// Note that mPropagationStopped must be true when this is true.
|
|
bool mImmediatePropagationStopped : 1;
|
|
// If mDefaultPrevented is true, the event has been consumed.
|
|
// E.g., dom::Event::PreventDefault() has been called or
|
|
// the default action has been performed.
|
|
bool mDefaultPrevented : 1;
|
|
// If mDefaultPreventedByContent is true, the event has been
|
|
// consumed by content.
|
|
// Note that mDefaultPrevented must be true when this is true.
|
|
bool mDefaultPreventedByContent : 1;
|
|
// If mDefaultPreventedByChrome is true, the event has been
|
|
// consumed by chrome.
|
|
// Note that mDefaultPrevented must be true when this is true.
|
|
bool mDefaultPreventedByChrome : 1;
|
|
// mMultipleActionsPrevented may be used when default handling don't want to
|
|
// be prevented, but only one of the event targets should handle the event.
|
|
// For example, when a <label> element is in another <label> element and
|
|
// the first <label> element is clicked, that one may set this true.
|
|
// Then, the second <label> element won't handle the event.
|
|
bool mMultipleActionsPrevented : 1;
|
|
// If mIsBeingDispatched is true, the DOM event created from the event is
|
|
// dispatching into the DOM tree and not completed.
|
|
bool mIsBeingDispatched : 1;
|
|
// If mDispatchedAtLeastOnce is true, the event has been dispatched
|
|
// as a DOM event and the dispatch has been completed.
|
|
bool mDispatchedAtLeastOnce : 1;
|
|
// If mIsSynthesizedForTests is true, the event has been synthesized for
|
|
// automated tests or something hacky approach of an add-on.
|
|
bool mIsSynthesizedForTests : 1;
|
|
// If mExceptionHasBeenRisen is true, one of the event handlers has risen an
|
|
// exception.
|
|
bool mExceptionHasBeenRisen : 1;
|
|
// If mRetargetToNonNativeAnonymous is true and the target is in a non-native
|
|
// native anonymous subtree, the event target is set to originalTarget.
|
|
bool mRetargetToNonNativeAnonymous : 1;
|
|
// If mNoCrossProcessBoundaryForwarding is true, the event is not allowed to
|
|
// cross process boundary.
|
|
bool mNoCrossProcessBoundaryForwarding : 1;
|
|
// If mNoContentDispatch is true, the event is never dispatched to the
|
|
// event handlers which are added to the contents, onfoo attributes and
|
|
// properties. Note that this flag is ignored when
|
|
// EventChainPreVisitor::mForceContentDispatch is set true. For exapmle,
|
|
// window and document object sets it true. Therefore, web applications
|
|
// can handle the event if they add event listeners to the window or the
|
|
// document.
|
|
bool mNoContentDispatch : 1;
|
|
// If mOnlyChromeDispatch is true, the event is dispatched to only chrome.
|
|
bool mOnlyChromeDispatch : 1;
|
|
// If mWantReplyFromContentProcess is true, the event will be redispatched
|
|
// in the parent process after the content process has handled it. Useful
|
|
// for when the parent process need the know first how the event was used
|
|
// by content before handling it itself.
|
|
bool mWantReplyFromContentProcess : 1;
|
|
|
|
// If the event is being handled in target phase, returns true.
|
|
inline bool InTargetPhase() const
|
|
{
|
|
return (mInBubblingPhase && mInCapturePhase);
|
|
}
|
|
|
|
inline void Clear()
|
|
{
|
|
SetRawFlags(0);
|
|
}
|
|
// Get if either the instance's bit or the aOther's bit is true, the
|
|
// instance's bit becomes true. In other words, this works like:
|
|
// eventFlags |= aOther;
|
|
inline void Union(const BaseEventFlags& aOther)
|
|
{
|
|
RawFlags rawFlags = GetRawFlags() | aOther.GetRawFlags();
|
|
SetRawFlags(rawFlags);
|
|
}
|
|
|
|
private:
|
|
typedef uint32_t RawFlags;
|
|
|
|
inline void SetRawFlags(RawFlags aRawFlags)
|
|
{
|
|
static_assert(sizeof(BaseEventFlags) <= sizeof(RawFlags),
|
|
"mozilla::EventFlags must not be bigger than the RawFlags");
|
|
memcpy(this, &aRawFlags, sizeof(BaseEventFlags));
|
|
}
|
|
inline RawFlags GetRawFlags() const
|
|
{
|
|
RawFlags result = 0;
|
|
memcpy(&result, this, sizeof(BaseEventFlags));
|
|
return result;
|
|
}
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::EventFlags
|
|
******************************************************************************/
|
|
|
|
struct EventFlags : public BaseEventFlags
|
|
{
|
|
EventFlags()
|
|
{
|
|
Clear();
|
|
}
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::WidgetEvent
|
|
******************************************************************************/
|
|
|
|
class WidgetEvent
|
|
{
|
|
protected:
|
|
WidgetEvent(bool aIsTrusted, uint32_t aMessage, EventClassID aEventClassID)
|
|
: mClass(aEventClassID)
|
|
, message(aMessage)
|
|
, refPoint(0, 0)
|
|
, lastRefPoint(0, 0)
|
|
, time(0)
|
|
, timeStamp(TimeStamp::Now())
|
|
, userType(nullptr)
|
|
{
|
|
MOZ_COUNT_CTOR(WidgetEvent);
|
|
mFlags.Clear();
|
|
mFlags.mIsTrusted = aIsTrusted;
|
|
mFlags.mCancelable = true;
|
|
mFlags.mBubbles = true;
|
|
}
|
|
|
|
WidgetEvent()
|
|
{
|
|
MOZ_COUNT_CTOR(WidgetEvent);
|
|
}
|
|
|
|
public:
|
|
WidgetEvent(bool aIsTrusted, uint32_t aMessage)
|
|
: mClass(eBasicEventClass)
|
|
, message(aMessage)
|
|
, refPoint(0, 0)
|
|
, lastRefPoint(0, 0)
|
|
, time(0)
|
|
, timeStamp(TimeStamp::Now())
|
|
, userType(nullptr)
|
|
{
|
|
MOZ_COUNT_CTOR(WidgetEvent);
|
|
mFlags.Clear();
|
|
mFlags.mIsTrusted = aIsTrusted;
|
|
mFlags.mCancelable = true;
|
|
mFlags.mBubbles = true;
|
|
}
|
|
|
|
virtual ~WidgetEvent()
|
|
{
|
|
MOZ_COUNT_DTOR(WidgetEvent);
|
|
}
|
|
|
|
WidgetEvent(const WidgetEvent& aOther)
|
|
{
|
|
MOZ_COUNT_CTOR(WidgetEvent);
|
|
*this = aOther;
|
|
}
|
|
|
|
virtual WidgetEvent* Duplicate() const
|
|
{
|
|
MOZ_ASSERT(mClass == eBasicEventClass,
|
|
"Duplicate() must be overridden by sub class");
|
|
WidgetEvent* result = new WidgetEvent(false, message);
|
|
result->AssignEventData(*this, true);
|
|
result->mFlags = mFlags;
|
|
return result;
|
|
}
|
|
|
|
EventClassID mClass;
|
|
// See GUI MESSAGES,
|
|
uint32_t message;
|
|
// Relative to the widget of the event, or if there is no widget then it is
|
|
// in screen coordinates. Not modified by layout code.
|
|
LayoutDeviceIntPoint refPoint;
|
|
// The previous refPoint, if known, used to calculate mouse movement deltas.
|
|
LayoutDeviceIntPoint lastRefPoint;
|
|
// Elapsed time, in milliseconds, from a platform-specific zero time
|
|
// to the time the message was created
|
|
uint64_t time;
|
|
// Timestamp when the message was created. Set in parallel to 'time' until we
|
|
// determine if it is safe to drop 'time' (see bug 77992).
|
|
mozilla::TimeStamp timeStamp;
|
|
// See BaseEventFlags definition for the detail.
|
|
BaseEventFlags mFlags;
|
|
|
|
// Additional type info for user defined events
|
|
nsCOMPtr<nsIAtom> userType;
|
|
|
|
nsString typeString; // always set on non-main-thread events
|
|
|
|
// Event targets, needed by DOM Events
|
|
nsCOMPtr<dom::EventTarget> target;
|
|
nsCOMPtr<dom::EventTarget> currentTarget;
|
|
nsCOMPtr<dom::EventTarget> originalTarget;
|
|
|
|
void AssignEventData(const WidgetEvent& aEvent, bool aCopyTargets)
|
|
{
|
|
// mClass should be initialized with the constructor.
|
|
// message should be initialized with the constructor.
|
|
refPoint = aEvent.refPoint;
|
|
// lastRefPoint doesn't need to be copied.
|
|
time = aEvent.time;
|
|
timeStamp = aEvent.timeStamp;
|
|
// mFlags should be copied manually if it's necessary.
|
|
userType = aEvent.userType;
|
|
// typeString should be copied manually if it's necessary.
|
|
target = aCopyTargets ? aEvent.target : nullptr;
|
|
currentTarget = aCopyTargets ? aEvent.currentTarget : nullptr;
|
|
originalTarget = aCopyTargets ? aEvent.originalTarget : nullptr;
|
|
}
|
|
|
|
/**
|
|
* Utils for checking event types
|
|
*/
|
|
|
|
/**
|
|
* As*Event() returns the pointer of the instance only when the instance is
|
|
* the class or one of its derived class.
|
|
*/
|
|
#define NS_ROOT_EVENT_CLASS(aPrefix, aName)
|
|
#define NS_EVENT_CLASS(aPrefix, aName) \
|
|
virtual aPrefix##aName* As##aName(); \
|
|
const aPrefix##aName* As##aName() const;
|
|
|
|
#include "mozilla/EventClassList.h"
|
|
|
|
#undef NS_EVENT_CLASS
|
|
#undef NS_ROOT_EVENT_CLASS
|
|
|
|
/**
|
|
* Returns true if the event is a query content event.
|
|
*/
|
|
bool IsQueryContentEvent() const;
|
|
/**
|
|
* Returns true if the event is a selection event.
|
|
*/
|
|
bool IsSelectionEvent() const;
|
|
/**
|
|
* Returns true if the event is a content command event.
|
|
*/
|
|
bool IsContentCommandEvent() const;
|
|
/**
|
|
* Returns true if the event is a native event deliverer event for plugin.
|
|
*/
|
|
bool IsNativeEventDelivererForPlugin() const;
|
|
|
|
/**
|
|
* Returns true if the event message is one of mouse events.
|
|
*/
|
|
bool HasMouseEventMessage() const;
|
|
/**
|
|
* Returns true if the event message is one of drag events.
|
|
*/
|
|
bool HasDragEventMessage() const;
|
|
/**
|
|
* Returns true if the event message is one of key events.
|
|
*/
|
|
bool HasKeyEventMessage() const;
|
|
/**
|
|
* Returns true if the event message is one of composition events or text
|
|
* event.
|
|
*/
|
|
bool HasIMEEventMessage() const;
|
|
/**
|
|
* Returns true if the event message is one of plugin activation events.
|
|
*/
|
|
bool HasPluginActivationEventMessage() const;
|
|
|
|
/**
|
|
* Returns true if the event is native event deliverer event for plugin and
|
|
* it should be retarted to focused document.
|
|
*/
|
|
bool IsRetargetedNativeEventDelivererForPlugin() const;
|
|
/**
|
|
* Returns true if the event is native event deliverer event for plugin and
|
|
* it should NOT be retarted to focused document.
|
|
*/
|
|
bool IsNonRetargetedNativeEventDelivererForPlugin() const;
|
|
/**
|
|
* Returns true if the event is related to IME handling. It includes
|
|
* IME events, query content events and selection events.
|
|
* Be careful when you use this.
|
|
*/
|
|
bool IsIMERelatedEvent() const;
|
|
|
|
/**
|
|
* Whether the event should be handled by the frame of the mouse cursor
|
|
* position or not. When it should be handled there (e.g., the mouse events),
|
|
* this returns true.
|
|
*/
|
|
bool IsUsingCoordinates() const;
|
|
/**
|
|
* Whether the event should be handled by the focused DOM window in the
|
|
* same top level window's or not. E.g., key events, IME related events
|
|
* (including the query content events, they are used in IME transaction)
|
|
* should be handled by the (last) focused window rather than the dispatched
|
|
* window.
|
|
*
|
|
* NOTE: Even if this returns true, the event isn't going to be handled by the
|
|
* application level active DOM window which is on another top level window.
|
|
* So, when the event is fired on a deactive window, the event is going to be
|
|
* handled by the last focused DOM window in the last focused window.
|
|
*/
|
|
bool IsTargetedAtFocusedWindow() const;
|
|
/**
|
|
* Whether the event should be handled by the focused content or not. E.g.,
|
|
* key events, IME related events and other input events which are not handled
|
|
* by the frame of the mouse cursor position.
|
|
*
|
|
* NOTE: Even if this returns true, the event isn't going to be handled by the
|
|
* application level active DOM window which is on another top level window.
|
|
* So, when the event is fired on a deactive window, the event is going to be
|
|
* handled by the last focused DOM element of the last focused DOM window in
|
|
* the last focused window.
|
|
*/
|
|
bool IsTargetedAtFocusedContent() const;
|
|
/**
|
|
* Whether the event should cause a DOM event.
|
|
*/
|
|
bool IsAllowedToDispatchDOMEvent() const;
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::WidgetGUIEvent
|
|
******************************************************************************/
|
|
|
|
class WidgetGUIEvent : public WidgetEvent
|
|
{
|
|
protected:
|
|
WidgetGUIEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget,
|
|
EventClassID aEventClassID)
|
|
: WidgetEvent(aIsTrusted, aMessage, aEventClassID)
|
|
, widget(aWidget)
|
|
{
|
|
}
|
|
|
|
WidgetGUIEvent()
|
|
{
|
|
}
|
|
|
|
public:
|
|
virtual WidgetGUIEvent* AsGUIEvent() MOZ_OVERRIDE { return this; }
|
|
|
|
WidgetGUIEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget) :
|
|
WidgetEvent(aIsTrusted, aMessage, eGUIEventClass),
|
|
widget(aWidget)
|
|
{
|
|
}
|
|
|
|
virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
|
|
{
|
|
MOZ_ASSERT(mClass == eGUIEventClass,
|
|
"Duplicate() must be overridden by sub class");
|
|
// Not copying widget, it is a weak reference.
|
|
WidgetGUIEvent* result = new WidgetGUIEvent(false, message, nullptr);
|
|
result->AssignGUIEventData(*this, true);
|
|
result->mFlags = mFlags;
|
|
return result;
|
|
}
|
|
|
|
/// Originator of the event
|
|
nsCOMPtr<nsIWidget> widget;
|
|
|
|
/*
|
|
* Explanation for this PluginEvent class:
|
|
*
|
|
* WidgetGUIEvent's mPluginEvent member used to be a void* pointer,
|
|
* used to reference external, OS-specific data structures.
|
|
*
|
|
* That void* pointer wasn't serializable by itself, causing
|
|
* certain plugin events not to function in e10s. See bug 586656.
|
|
*
|
|
* To make this serializable, we changed this void* pointer into
|
|
* a proper buffer, and copy these external data structures into this
|
|
* buffer.
|
|
*
|
|
* That buffer is PluginEvent::mBuffer below.
|
|
*
|
|
* We wrap this in that PluginEvent class providing operators to
|
|
* be compatible with existing code that was written around
|
|
* the old void* field.
|
|
*
|
|
* Ideally though, we wouldn't allow arbitrary reinterpret_cast'ing here;
|
|
* instead, we would at least store type information here so that
|
|
* this class can't be used to reinterpret one structure type into another.
|
|
* We can also wonder if it would be possible to properly extend
|
|
* WidgetGUIEvent and other Event classes to remove the need for this
|
|
* mPluginEvent field.
|
|
*/
|
|
class PluginEvent MOZ_FINAL
|
|
{
|
|
nsTArray<uint8_t> mBuffer;
|
|
|
|
friend struct IPC::ParamTraits<mozilla::WidgetGUIEvent>;
|
|
|
|
public:
|
|
|
|
MOZ_EXPLICIT_CONVERSION operator bool() const
|
|
{
|
|
return !mBuffer.IsEmpty();
|
|
}
|
|
|
|
template<typename T>
|
|
MOZ_EXPLICIT_CONVERSION operator const T*() const
|
|
{
|
|
return mBuffer.IsEmpty()
|
|
? nullptr
|
|
: reinterpret_cast<const T*>(mBuffer.Elements());
|
|
}
|
|
|
|
template <typename T>
|
|
void Copy(const T& other)
|
|
{
|
|
static_assert(!mozilla::IsPointer<T>::value, "Don't want a pointer!");
|
|
mBuffer.SetLength(sizeof(T));
|
|
memcpy(mBuffer.Elements(), &other, mBuffer.Length());
|
|
}
|
|
|
|
void Clear()
|
|
{
|
|
mBuffer.Clear();
|
|
}
|
|
};
|
|
|
|
/// Event for NPAPI plugin
|
|
PluginEvent mPluginEvent;
|
|
|
|
void AssignGUIEventData(const WidgetGUIEvent& aEvent, bool aCopyTargets)
|
|
{
|
|
AssignEventData(aEvent, aCopyTargets);
|
|
|
|
// widget should be initialized with the constructor.
|
|
|
|
mPluginEvent = aEvent.mPluginEvent;
|
|
}
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::Modifier
|
|
*
|
|
* All modifier keys should be defined here. This is used for managing
|
|
* modifier states for DOM Level 3 or later.
|
|
******************************************************************************/
|
|
|
|
enum Modifier
|
|
{
|
|
MODIFIER_NONE = 0x0000,
|
|
MODIFIER_ALT = 0x0001,
|
|
MODIFIER_ALTGRAPH = 0x0002,
|
|
MODIFIER_CAPSLOCK = 0x0004,
|
|
MODIFIER_CONTROL = 0x0008,
|
|
MODIFIER_FN = 0x0010,
|
|
MODIFIER_FNLOCK = 0x0020,
|
|
MODIFIER_META = 0x0040,
|
|
MODIFIER_NUMLOCK = 0x0080,
|
|
MODIFIER_SCROLLLOCK = 0x0100,
|
|
MODIFIER_SHIFT = 0x0200,
|
|
MODIFIER_SYMBOL = 0x0400,
|
|
MODIFIER_SYMBOLLOCK = 0x0800,
|
|
MODIFIER_OS = 0x1000
|
|
};
|
|
|
|
/******************************************************************************
|
|
* Modifier key names.
|
|
******************************************************************************/
|
|
|
|
#define NS_DOM_KEYNAME_ALT "Alt"
|
|
#define NS_DOM_KEYNAME_ALTGRAPH "AltGraph"
|
|
#define NS_DOM_KEYNAME_CAPSLOCK "CapsLock"
|
|
#define NS_DOM_KEYNAME_CONTROL "Control"
|
|
#define NS_DOM_KEYNAME_FN "Fn"
|
|
#define NS_DOM_KEYNAME_FNLOCK "FnLock"
|
|
#define NS_DOM_KEYNAME_META "Meta"
|
|
#define NS_DOM_KEYNAME_NUMLOCK "NumLock"
|
|
#define NS_DOM_KEYNAME_SCROLLLOCK "ScrollLock"
|
|
#define NS_DOM_KEYNAME_SHIFT "Shift"
|
|
#define NS_DOM_KEYNAME_SYMBOL "Symbol"
|
|
#define NS_DOM_KEYNAME_SYMBOLLOCK "SymbolLock"
|
|
#define NS_DOM_KEYNAME_OS "OS"
|
|
|
|
/******************************************************************************
|
|
* mozilla::Modifiers
|
|
******************************************************************************/
|
|
|
|
typedef uint16_t Modifiers;
|
|
|
|
/******************************************************************************
|
|
* mozilla::WidgetInputEvent
|
|
******************************************************************************/
|
|
|
|
class WidgetInputEvent : public WidgetGUIEvent
|
|
{
|
|
protected:
|
|
WidgetInputEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget,
|
|
EventClassID aEventClassID)
|
|
: WidgetGUIEvent(aIsTrusted, aMessage, aWidget, aEventClassID)
|
|
, modifiers(0)
|
|
{
|
|
}
|
|
|
|
WidgetInputEvent()
|
|
{
|
|
}
|
|
|
|
public:
|
|
virtual WidgetInputEvent* AsInputEvent() MOZ_OVERRIDE { return this; }
|
|
|
|
WidgetInputEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget)
|
|
: WidgetGUIEvent(aIsTrusted, aMessage, aWidget, eInputEventClass)
|
|
, modifiers(0)
|
|
{
|
|
}
|
|
|
|
virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
|
|
{
|
|
MOZ_ASSERT(mClass == eInputEventClass,
|
|
"Duplicate() must be overridden by sub class");
|
|
// Not copying widget, it is a weak reference.
|
|
WidgetInputEvent* result = new WidgetInputEvent(false, message, nullptr);
|
|
result->AssignInputEventData(*this, true);
|
|
result->mFlags = mFlags;
|
|
return result;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns a modifier of "Accel" virtual modifier which is used for shortcut
|
|
* key.
|
|
*/
|
|
static Modifier AccelModifier();
|
|
|
|
/**
|
|
* GetModifier() returns a modifier flag which is activated by aDOMKeyName.
|
|
*/
|
|
static Modifier GetModifier(const nsAString& aDOMKeyName);
|
|
|
|
// true indicates the accel key on the environment is down
|
|
bool IsAccel() const
|
|
{
|
|
return ((modifiers & AccelModifier()) != 0);
|
|
}
|
|
|
|
// true indicates the shift key is down
|
|
bool IsShift() const
|
|
{
|
|
return ((modifiers & MODIFIER_SHIFT) != 0);
|
|
}
|
|
// true indicates the control key is down
|
|
bool IsControl() const
|
|
{
|
|
return ((modifiers & MODIFIER_CONTROL) != 0);
|
|
}
|
|
// true indicates the alt key is down
|
|
bool IsAlt() const
|
|
{
|
|
return ((modifiers & MODIFIER_ALT) != 0);
|
|
}
|
|
// true indicates the meta key is down (or, on Mac, the Command key)
|
|
bool IsMeta() const
|
|
{
|
|
return ((modifiers & MODIFIER_META) != 0);
|
|
}
|
|
// true indicates the win key is down on Windows. Or the Super or Hyper key
|
|
// is down on Linux.
|
|
bool IsOS() const
|
|
{
|
|
return ((modifiers & MODIFIER_OS) != 0);
|
|
}
|
|
// true indicates the alt graph key is down
|
|
// NOTE: on Mac, the option key press causes both IsAlt() and IsAltGrpah()
|
|
// return true.
|
|
bool IsAltGraph() const
|
|
{
|
|
return ((modifiers & MODIFIER_ALTGRAPH) != 0);
|
|
}
|
|
// true indicates the CapLock LED is turn on.
|
|
bool IsCapsLocked() const
|
|
{
|
|
return ((modifiers & MODIFIER_CAPSLOCK) != 0);
|
|
}
|
|
// true indicates the NumLock LED is turn on.
|
|
bool IsNumLocked() const
|
|
{
|
|
return ((modifiers & MODIFIER_NUMLOCK) != 0);
|
|
}
|
|
// true indicates the ScrollLock LED is turn on.
|
|
bool IsScrollLocked() const
|
|
{
|
|
return ((modifiers & MODIFIER_SCROLLLOCK) != 0);
|
|
}
|
|
|
|
// true indicates the Fn key is down, but this is not supported by native
|
|
// key event on any platform.
|
|
bool IsFn() const
|
|
{
|
|
return ((modifiers & MODIFIER_FN) != 0);
|
|
}
|
|
// true indicates the FnLock LED is turn on, but we don't know such
|
|
// keyboards nor platforms.
|
|
bool IsFnLocked() const
|
|
{
|
|
return ((modifiers & MODIFIER_FNLOCK) != 0);
|
|
}
|
|
// true indicates the Symbol is down, but this is not supported by native
|
|
// key event on any platforms.
|
|
bool IsSymbol() const
|
|
{
|
|
return ((modifiers & MODIFIER_SYMBOL) != 0);
|
|
}
|
|
// true indicates the SymbolLock LED is turn on, but we don't know such
|
|
// keyboards nor platforms.
|
|
bool IsSymbolLocked() const
|
|
{
|
|
return ((modifiers & MODIFIER_SYMBOLLOCK) != 0);
|
|
}
|
|
|
|
void InitBasicModifiers(bool aCtrlKey,
|
|
bool aAltKey,
|
|
bool aShiftKey,
|
|
bool aMetaKey)
|
|
{
|
|
modifiers = 0;
|
|
if (aCtrlKey) {
|
|
modifiers |= MODIFIER_CONTROL;
|
|
}
|
|
if (aAltKey) {
|
|
modifiers |= MODIFIER_ALT;
|
|
}
|
|
if (aShiftKey) {
|
|
modifiers |= MODIFIER_SHIFT;
|
|
}
|
|
if (aMetaKey) {
|
|
modifiers |= MODIFIER_META;
|
|
}
|
|
}
|
|
|
|
Modifiers modifiers;
|
|
|
|
void AssignInputEventData(const WidgetInputEvent& aEvent, bool aCopyTargets)
|
|
{
|
|
AssignGUIEventData(aEvent, aCopyTargets);
|
|
|
|
modifiers = aEvent.modifiers;
|
|
}
|
|
};
|
|
|
|
/******************************************************************************
|
|
* mozilla::InternalUIEvent
|
|
*
|
|
* XXX Why this inherits WidgetGUIEvent rather than WidgetEvent?
|
|
******************************************************************************/
|
|
|
|
class InternalUIEvent : public WidgetGUIEvent
|
|
{
|
|
protected:
|
|
InternalUIEvent()
|
|
: detail(0)
|
|
{
|
|
}
|
|
|
|
InternalUIEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget,
|
|
EventClassID aEventClassID)
|
|
: WidgetGUIEvent(aIsTrusted, aMessage, aWidget, aEventClassID)
|
|
, detail(0)
|
|
{
|
|
}
|
|
|
|
InternalUIEvent(bool aIsTrusted, uint32_t aMessage,
|
|
EventClassID aEventClassID)
|
|
: WidgetGUIEvent(aIsTrusted, aMessage, nullptr, aEventClassID)
|
|
, detail(0)
|
|
{
|
|
}
|
|
|
|
public:
|
|
virtual InternalUIEvent* AsUIEvent() MOZ_OVERRIDE { return this; }
|
|
|
|
InternalUIEvent(bool aIsTrusted, uint32_t aMessage)
|
|
: WidgetGUIEvent(aIsTrusted, aMessage, nullptr, eUIEventClass)
|
|
, detail(0)
|
|
{
|
|
}
|
|
|
|
virtual WidgetEvent* Duplicate() const MOZ_OVERRIDE
|
|
{
|
|
MOZ_ASSERT(mClass == eUIEventClass,
|
|
"Duplicate() must be overridden by sub class");
|
|
InternalUIEvent* result = new InternalUIEvent(false, message);
|
|
result->AssignUIEventData(*this, true);
|
|
result->mFlags = mFlags;
|
|
return result;
|
|
}
|
|
|
|
int32_t detail;
|
|
|
|
void AssignUIEventData(const InternalUIEvent& aEvent, bool aCopyTargets)
|
|
{
|
|
AssignGUIEventData(aEvent, aCopyTargets);
|
|
|
|
detail = aEvent.detail;
|
|
}
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_BasicEvents_h__
|