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RetroZilla/widget/public/nsGUIEvent.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Makoto Kato <m_kato@ga2.so-net.ne.jp>
* Dean Tessman <dean_tessman@hotmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsGUIEvent_h__
#define nsGUIEvent_h__
#include "nsPoint.h"
#include "nsRect.h"
#include "nsEvent.h"
#include "nsHashtable.h"
#include "nsString.h"
// nsIDOMEvent contains a long enum which includes a member called ERROR,
// which conflicts with something that Windows defines somewhere.
// So, undefine it:
#ifdef WIN32
#undef ERROR
#endif
#include "nsCOMPtr.h"
#include "nsIDOMKeyEvent.h"
#include "nsWeakPtr.h"
class nsIRenderingContext;
class nsIRegion;
class nsIWidget;
class nsIMenuItem;
class nsIAccessible;
class nsIContent;
class nsIURI;
class nsIDOMEvent;
/**
* Event Struct Types
*/
#define NS_EVENT 1
#define NS_GUI_EVENT 2
#define NS_SIZE_EVENT 3
#define NS_SIZEMODE_EVENT 4
#define NS_ZLEVEL_EVENT 5
#define NS_PAINT_EVENT 6
#define NS_SCROLLBAR_EVENT 7
#define NS_INPUT_EVENT 8
#define NS_KEY_EVENT 9
#define NS_MOUSE_EVENT 10
#define NS_MENU_EVENT 11
#define NS_SCRIPT_ERROR_EVENT 12
#define NS_TEXT_EVENT 13
#define NS_COMPOSITION_EVENT 14
#define NS_RECONVERSION_EVENT 15
#define NS_MOUSE_SCROLL_EVENT 16
#define NS_SCROLLPORT_EVENT 18
#define NS_MUTATION_EVENT 19 // |nsMutationEvent| in content
#define NS_ACCESSIBLE_EVENT 20
#define NS_FORM_EVENT 21
#define NS_FOCUS_EVENT 22
#define NS_POPUP_EVENT 23
#define NS_APPCOMMAND_EVENT 24
#define NS_POPUPBLOCKED_EVENT 25
#define NS_BEFORE_PAGE_UNLOAD_EVENT 26
#define NS_UI_EVENT 27
#define NS_QUERYCARETRECT_EVENT 28
#define NS_PAGETRANSITION_EVENT 29
#ifdef MOZ_SVG
#define NS_SVG_EVENT 30
#define NS_SVGZOOM_EVENT 31
#endif // MOZ_SVG
#define NS_XUL_COMMAND_EVENT 32
// These flags are sort of a mess. They're sort of shared between event
// listener flags and event flags, but only some of them. You've been
// warned!
#define NS_EVENT_FLAG_NONE 0x0000
#define NS_EVENT_FLAG_INIT 0x0001
#define NS_EVENT_FLAG_BUBBLE 0x0002
#define NS_EVENT_FLAG_CAPTURE 0x0004
#define NS_EVENT_FLAG_STOP_DISPATCH 0x0008
#define NS_EVENT_FLAG_NO_DEFAULT 0x0010
#define NS_EVENT_FLAG_CANT_CANCEL 0x0020
#define NS_EVENT_FLAG_CANT_BUBBLE 0x0040
#define NS_PRIV_EVENT_FLAG_SCRIPT 0x0080
#define NS_EVENT_FLAG_NO_CONTENT_DISPATCH 0x0100
#define NS_EVENT_FLAG_SYSTEM_EVENT 0x0200
#define NS_EVENT_FLAG_STOP_DISPATCH_IMMEDIATELY 0x0400 // @see nsIDOM3Event::stopImmediatePropagation()
#define NS_EVENT_FLAG_DISPATCHING 0x0800
#define NS_PRIV_EVENT_UNTRUSTED_PERMITTED 0x8000
#define NS_EVENT_CAPTURE_MASK (~(NS_EVENT_FLAG_INIT | NS_EVENT_FLAG_BUBBLE | NS_EVENT_FLAG_NO_CONTENT_DISPATCH))
#define NS_EVENT_BUBBLE_MASK (~(NS_EVENT_FLAG_INIT | NS_EVENT_FLAG_CAPTURE | NS_EVENT_FLAG_NO_CONTENT_DISPATCH))
// Flags for internalAppFlags
#define NS_APP_EVENT_FLAG_NONE 0x00000000
// Similar to NS_EVENT_FLAG_NO_DEFAULT, but it allows focus
#define NS_APP_EVENT_FLAG_HANDLED 0x00000001
// True if the event came from a trusted source
#define NS_APP_EVENT_FLAG_TRUSTED 0x00000002
#define NS_EVENT_TYPE_NULL 0
/**
* GUI MESSAGES
*/
//@{
#define NS_EVENT_NULL 0
#define NS_WINDOW_START 100
// Widget is being created
#define NS_CREATE (NS_WINDOW_START)
// Widget may be destroyed
#define NS_XUL_CLOSE (NS_WINDOW_START + 1)
// Widget is being destroyed
#define NS_DESTROY (NS_WINDOW_START + 2)
// Widget was resized
#define NS_SIZE (NS_WINDOW_START + 3)
// Widget size mode was changed
#define NS_SIZEMODE (NS_WINDOW_START + 4)
// Widget gained focus
#define NS_GOTFOCUS (NS_WINDOW_START + 5)
// Widget lost focus
#define NS_LOSTFOCUS (NS_WINDOW_START + 6)
// Widget got activated
#define NS_ACTIVATE (NS_WINDOW_START + 7)
// Widget got deactivated
#define NS_DEACTIVATE (NS_WINDOW_START + 8)
// top-level window z-level change request
#define NS_SETZLEVEL (NS_WINDOW_START + 9)
// Widget needs to be repainted
#define NS_PAINT (NS_WINDOW_START + 30)
// Key is pressed within a window
#define NS_KEY_PRESS (NS_WINDOW_START + 31)
// Key is released within a window
#define NS_KEY_UP (NS_WINDOW_START + 32)
// Key is pressed within a window
#define NS_KEY_DOWN (NS_WINDOW_START + 33)
// Window has been moved to a new location.
// The events point contains the x, y location in screen coordinates
#define NS_MOVE (NS_WINDOW_START + 34)
// Tab control's selected tab has changed
#define NS_TABCHANGE (NS_WINDOW_START + 35)
#define NS_OS_TOOLBAR (NS_WINDOW_START + 36)
// Menu item selected
#define NS_MENU_SELECTED (NS_WINDOW_START + 38)
// Form control changed: currently == combo box selection changed
// but could be expanded to mean textbox, checkbox changed, etc.
// This is a GUI specific event that does not necessarily correspond
// directly to a mouse click or a key press.
#define NS_CONTROL_CHANGE (NS_WINDOW_START + 39)
// Indicates the display has changed depth
#define NS_DISPLAYCHANGED (NS_WINDOW_START + 40)
// Indicates a theme change has occurred
#define NS_THEMECHANGED (NS_WINDOW_START + 41)
// Indicates a System color has changed. It is the platform
// toolkits responsibility to invalidate the window to
// ensure that it is drawn using the current system colors.
#define NS_SYSCOLORCHANGED (NS_WINDOW_START + 42)
// Indicates a script error has occurred
#define NS_SCRIPT_ERROR (NS_WINDOW_START + 50)
#define NS_RESIZE_EVENT (NS_WINDOW_START + 60)
#define NS_SCROLL_EVENT (NS_WINDOW_START + 61)
#define NS_PLUGIN_ACTIVATE (NS_WINDOW_START + 62)
#define NS_MOUSE_MESSAGE_START 300
#define NS_MOUSE_MOVE (NS_MOUSE_MESSAGE_START)
#define NS_MOUSE_LEFT_BUTTON_UP (NS_MOUSE_MESSAGE_START + 1)
#define NS_MOUSE_LEFT_BUTTON_DOWN (NS_MOUSE_MESSAGE_START + 2)
#define NS_MOUSE_MIDDLE_BUTTON_UP (NS_MOUSE_MESSAGE_START + 10)
#define NS_MOUSE_MIDDLE_BUTTON_DOWN (NS_MOUSE_MESSAGE_START + 11)
#define NS_MOUSE_RIGHT_BUTTON_UP (NS_MOUSE_MESSAGE_START + 20)
#define NS_MOUSE_RIGHT_BUTTON_DOWN (NS_MOUSE_MESSAGE_START + 21)
#define NS_MOUSE_ENTER (NS_MOUSE_MESSAGE_START + 22)
#define NS_MOUSE_EXIT (NS_MOUSE_MESSAGE_START + 23)
#define NS_MOUSE_LEFT_DOUBLECLICK (NS_MOUSE_MESSAGE_START + 24)
#define NS_MOUSE_MIDDLE_DOUBLECLICK (NS_MOUSE_MESSAGE_START + 25)
#define NS_MOUSE_RIGHT_DOUBLECLICK (NS_MOUSE_MESSAGE_START + 26)
#define NS_MOUSE_LEFT_CLICK (NS_MOUSE_MESSAGE_START + 27)
#define NS_MOUSE_MIDDLE_CLICK (NS_MOUSE_MESSAGE_START + 28)
#define NS_MOUSE_RIGHT_CLICK (NS_MOUSE_MESSAGE_START + 29)
#define NS_MOUSE_ACTIVATE (NS_MOUSE_MESSAGE_START + 30)
#define NS_MOUSE_ENTER_SYNTH (NS_MOUSE_MESSAGE_START + 31)
#define NS_MOUSE_EXIT_SYNTH (NS_MOUSE_MESSAGE_START + 32)
#define NS_CONTEXTMENU_MESSAGE_START 500
#define NS_CONTEXTMENU (NS_CONTEXTMENU_MESSAGE_START)
#define NS_CONTEXTMENU_KEY (NS_CONTEXTMENU_MESSAGE_START + 1)
#define NS_SCROLLBAR_MESSAGE_START 1000
#define NS_SCROLLBAR_POS (NS_SCROLLBAR_MESSAGE_START)
#define NS_SCROLLBAR_PAGE_NEXT (NS_SCROLLBAR_MESSAGE_START + 1)
#define NS_SCROLLBAR_PAGE_PREV (NS_SCROLLBAR_MESSAGE_START + 2)
#define NS_SCROLLBAR_LINE_NEXT (NS_SCROLLBAR_MESSAGE_START + 3)
#define NS_SCROLLBAR_LINE_PREV (NS_SCROLLBAR_MESSAGE_START + 4)
#define NS_STREAM_EVENT_START 1100
#define NS_PAGE_LOAD (NS_STREAM_EVENT_START)
#define NS_PAGE_UNLOAD (NS_STREAM_EVENT_START + 1)
#define NS_IMAGE_LOAD (NS_STREAM_EVENT_START + 2)
#define NS_IMAGE_ABORT (NS_STREAM_EVENT_START + 3)
#define NS_IMAGE_ERROR (NS_STREAM_EVENT_START + 4)
#define NS_SCRIPT_LOAD (NS_STREAM_EVENT_START + 5)
#define NS_BEFORE_PAGE_UNLOAD (NS_STREAM_EVENT_START + 6)
#define NS_PAGE_RESTORE (NS_STREAM_EVENT_START + 7)
#define NS_FORM_EVENT_START 1200
#define NS_FORM_SUBMIT (NS_FORM_EVENT_START)
#define NS_FORM_RESET (NS_FORM_EVENT_START + 1)
#define NS_FORM_CHANGE (NS_FORM_EVENT_START + 2)
#define NS_FORM_SELECTED (NS_FORM_EVENT_START + 3)
#define NS_FORM_INPUT (NS_FORM_EVENT_START + 4)
//Need separate focus/blur notifications for non-native widgets
#define NS_FOCUS_EVENT_START 1300
#define NS_FOCUS_CONTENT (NS_FOCUS_EVENT_START)
#define NS_BLUR_CONTENT (NS_FOCUS_EVENT_START + 1)
#define NS_DRAGDROP_EVENT_START 1400
#define NS_DRAGDROP_ENTER (NS_DRAGDROP_EVENT_START)
#define NS_DRAGDROP_OVER (NS_DRAGDROP_EVENT_START + 1)
#define NS_DRAGDROP_EXIT (NS_DRAGDROP_EVENT_START + 2)
#define NS_DRAGDROP_DROP (NS_DRAGDROP_EVENT_START + 3)
#define NS_DRAGDROP_GESTURE (NS_DRAGDROP_EVENT_START + 4)
#define NS_DRAGDROP_OVER_SYNTH (NS_DRAGDROP_EVENT_START + 1)
#define NS_DRAGDROP_EXIT_SYNTH (NS_DRAGDROP_EVENT_START + 2)
// Events for popups
#define NS_XUL_EVENT_START 1500
#define NS_XUL_POPUP_SHOWING (NS_XUL_EVENT_START)
#define NS_XUL_POPUP_SHOWN (NS_XUL_EVENT_START+1)
#define NS_XUL_POPUP_HIDING (NS_XUL_EVENT_START+2)
#define NS_XUL_POPUP_HIDDEN (NS_XUL_EVENT_START+3)
// NS_XUL_COMMAND used to be here (NS_XUL_EVENT_START+4)
#define NS_XUL_BROADCAST (NS_XUL_EVENT_START+5)
#define NS_XUL_COMMAND_UPDATE (NS_XUL_EVENT_START+6)
#define NS_XUL_CLICK (NS_XUL_EVENT_START+7)
//@}
// Scroll events
#define NS_MOUSE_SCROLL_START 1600
#define NS_MOUSE_SCROLL (NS_MOUSE_SCROLL_START)
#define NS_SCROLLPORT_START 1700
#define NS_SCROLLPORT_UNDERFLOW (NS_SCROLLPORT_START)
#define NS_SCROLLPORT_OVERFLOW (NS_SCROLLPORT_START+1)
#define NS_SCROLLPORT_OVERFLOWCHANGED (NS_SCROLLPORT_START+2)
// Mutation events defined elsewhere starting at 1800
// accessible events
#define NS_ACCESSIBLE_START 1900
#define NS_GETACCESSIBLE (NS_ACCESSIBLE_START)
#define NS_USER_DEFINED_EVENT 2000
// custom OS events
#define NS_APPCOMMAND_START 2100
#define NS_APPCOMMAND (NS_APPCOMMAND_START)
#define NS_APPCOMMAND_BACK (NS_APPCOMMAND_START + 1)
#define NS_APPCOMMAND_FORWARD (NS_APPCOMMAND_START + 2)
#define NS_APPCOMMAND_REFRESH (NS_APPCOMMAND_START + 3)
#define NS_APPCOMMAND_STOP (NS_APPCOMMAND_START + 4)
#define NS_APPCOMMAND_SEARCH (NS_APPCOMMAND_START + 5)
#define NS_APPCOMMAND_FAVORITES (NS_APPCOMMAND_START + 6)
#define NS_APPCOMMAND_HOME (NS_APPCOMMAND_START + 7)
// composition events
#define NS_COMPOSITION_EVENT_START 2200
#define NS_COMPOSITION_START (NS_COMPOSITION_EVENT_START)
#define NS_COMPOSITION_END (NS_COMPOSITION_EVENT_START + 1)
#define NS_COMPOSITION_QUERY (NS_COMPOSITION_EVENT_START + 2)
// reconversion events
#define NS_RECONVERSION_START 2300
#define NS_RECONVERSION_QUERY (NS_RECONVERSION_START)
// text events
#define NS_TEXT_START 2400
#define NS_TEXT_TEXT (NS_TEXT_START)
// UI events
#define NS_UI_EVENT_START 2500
// this is not to be confused with NS_ACTIVATE!
#define NS_UI_ACTIVATE (NS_UI_EVENT_START)
#define NS_UI_FOCUSIN (NS_UI_EVENT_START + 1)
#define NS_UI_FOCUSOUT (NS_UI_EVENT_START + 2)
// query caret rect events
#define NS_QUERYCARETRECT_START 2600
#define NS_QUERYCARETRECT (NS_QUERYCARETRECT_START)
// pagetransition events
#define NS_PAGETRANSITION_START 2700
#define NS_PAGE_SHOW (NS_PAGETRANSITION_START + 1)
#define NS_PAGE_HIDE (NS_PAGETRANSITION_START + 2)
#ifdef MOZ_SVG
// SVG events
#define NS_SVG_EVENT_START 2800
#define NS_SVG_LOAD (NS_SVG_EVENT_START)
#define NS_SVG_UNLOAD (NS_SVG_EVENT_START + 1)
#define NS_SVG_ABORT (NS_SVG_EVENT_START + 2)
#define NS_SVG_ERROR (NS_SVG_EVENT_START + 3)
#define NS_SVG_RESIZE (NS_SVG_EVENT_START + 4)
#define NS_SVG_SCROLL (NS_SVG_EVENT_START + 5)
// SVG Zoom events
#define NS_SVGZOOM_EVENT_START 2900
#define NS_SVG_ZOOM (NS_SVGZOOM_EVENT_START)
#endif // MOZ_SVG
// XUL command events
#define NS_XULCOMMAND_EVENT_START 3000
#define NS_XUL_COMMAND (NS_XULCOMMAND_EVENT_START)
/**
* Return status for event processors, nsEventStatus, is defined in
* nsEvent.h.
*/
/**
* sizemode is an adjunct to widget size
*/
enum nsSizeMode {
nsSizeMode_Normal = 0,
nsSizeMode_Minimized,
nsSizeMode_Maximized
};
/**
* different types of (top-level) window z-level positioning
*/
enum nsWindowZ {
nsWindowZTop = 0, // on top
nsWindowZBottom, // on bottom
nsWindowZRelative // just below some specified widget
};
/**
* General event
*/
class nsEvent
{
protected:
nsEvent(PRBool isTrusted, PRUint32 msg, PRUint8 structType)
: eventStructType(structType),
message(msg),
point(0, 0),
refPoint(0, 0),
time(0),
flags(0),
internalAppFlags(isTrusted ? NS_APP_EVENT_FLAG_TRUSTED :
NS_APP_EVENT_FLAG_NONE),
userType(0)
{
}
public:
nsEvent(PRBool isTrusted, PRUint32 msg)
: eventStructType(NS_EVENT),
message(msg),
point(0, 0),
refPoint(0, 0),
time(0),
flags(0),
internalAppFlags(isTrusted ? NS_APP_EVENT_FLAG_TRUSTED :
NS_APP_EVENT_FLAG_NONE),
userType(0)
{
}
// See event struct types
PRUint8 eventStructType;
// See GUI MESSAGES,
PRUint32 message;
// In widget relative coordinates, modified to be relative to
// current view in layout.
nsPoint point;
// In widget relative coordinates, not modified by layout code.
nsPoint refPoint;
// Elapsed time, in milliseconds, from the time the system was
// started to the time the message was created
PRUint32 time;
// Flags to hold event flow stage and capture/bubble cancellation
// status
PRUint32 flags;
// Flags for indicating more event state for Mozilla applications.
PRUint32 internalAppFlags;
// Additional type info for user defined events
nsHashKey* userType;
};
/**
* General graphic user interface event
*/
class nsGUIEvent : public nsEvent
{
protected:
nsGUIEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w, PRUint8 structType)
: nsEvent(isTrusted, msg, structType),
widget(w), nativeMsg(nsnull)
{
}
public:
nsGUIEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsEvent(isTrusted, msg, NS_GUI_EVENT),
widget(w), nativeMsg(nsnull)
{
}
/// Originator of the event
nsIWidget* widget;
/// Internal platform specific message.
void* nativeMsg;
};
/**
* Script error event
*/
class nsScriptErrorEvent : public nsEvent
{
public:
nsScriptErrorEvent(PRBool isTrusted, PRUint32 msg)
: nsEvent(isTrusted, msg, NS_SCRIPT_ERROR_EVENT),
lineNr(0), errorMsg(nsnull), fileName(nsnull)
{
}
PRInt32 lineNr;
const PRUnichar* errorMsg;
const PRUnichar* fileName;
};
class nsBeforePageUnloadEvent : public nsEvent
{
public:
nsBeforePageUnloadEvent(PRBool isTrusted, PRUint32 msg)
: nsEvent(isTrusted, msg, NS_BEFORE_PAGE_UNLOAD_EVENT)
{
}
nsString text;
};
/**
* Window resize event
*/
class nsSizeEvent : public nsGUIEvent
{
public:
nsSizeEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_SIZE_EVENT),
windowSize(nsnull), mWinWidth(0), mWinHeight(0)
{
}
/// x,y width, height in pixels (client area)
nsRect *windowSize;
/// width of entire window (in pixels)
PRInt32 mWinWidth;
/// height of entire window (in pixels)
PRInt32 mWinHeight;
};
/**
* Window size mode event
*/
class nsSizeModeEvent : public nsGUIEvent
{
public:
nsSizeModeEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_SIZEMODE_EVENT),
mSizeMode(nsSizeMode_Normal)
{
}
nsSizeMode mSizeMode;
};
/**
* Window z-level event
*/
class nsZLevelEvent : public nsGUIEvent
{
public:
nsZLevelEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_ZLEVEL_EVENT),
mPlacement(nsWindowZTop), mReqBelow(nsnull), mActualBelow(nsnull),
mImmediate(PR_FALSE), mAdjusted(PR_FALSE)
{
}
nsWindowZ mPlacement;
nsIWidget *mReqBelow, // widget we request being below, if any
*mActualBelow; // widget to be below, returned by handler
PRBool mImmediate, // handler should make changes immediately
mAdjusted; // handler changed placement
};
/**
* Window repaint event
*/
class nsPaintEvent : public nsGUIEvent
{
public:
nsPaintEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_PAINT_EVENT),
renderingContext(nsnull), region(nsnull), rect(nsnull)
{
}
/// Context to paint in.
nsIRenderingContext *renderingContext;
/// area to paint (should be used instead of rect)
nsIRegion *region;
/// x,y, width, height in pixels of area to paint
nsRect *rect;
};
/**
* Scrollbar event
*/
class nsScrollbarEvent : public nsGUIEvent
{
public:
nsScrollbarEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_SCROLLBAR_EVENT),
position(0)
{
}
/// ranges between scrollbar 0 and (maxRange - thumbSize). See nsIScrollbar
PRUint32 position;
};
class nsScrollPortEvent : public nsGUIEvent
{
public:
enum orientType {
vertical = 0,
horizontal = 1,
both = 2
};
nsScrollPortEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_SCROLLPORT_EVENT),
orient(vertical)
{
}
orientType orient;
};
class nsInputEvent : public nsGUIEvent
{
protected:
nsInputEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w,
PRUint8 structType)
: nsGUIEvent(isTrusted, msg, w, structType),
isShift(PR_FALSE), isControl(PR_FALSE), isAlt(PR_FALSE), isMeta(PR_FALSE)
{
}
public:
nsInputEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_INPUT_EVENT),
isShift(PR_FALSE), isControl(PR_FALSE), isAlt(PR_FALSE), isMeta(PR_FALSE)
{
}
/// PR_TRUE indicates the shift key is down
PRBool isShift;
/// PR_TRUE indicates the control key is down
PRBool isControl;
/// PR_TRUE indicates the alt key is down
PRBool isAlt;
/// PR_TRUE indicates the meta key is down (or, on Mac, the Command key)
PRBool isMeta;
};
/**
* Mouse event
*/
class nsMouseEvent : public nsInputEvent
{
public:
enum reasonType { eReal, eSynthesized };
nsMouseEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w,
reasonType aReason)
: nsInputEvent(isTrusted, msg, w, NS_MOUSE_EVENT),
clickCount(0), acceptActivation(PR_FALSE), reason(aReason)
{
if (msg == NS_MOUSE_MOVE) {
flags |= NS_EVENT_FLAG_CANT_CANCEL;
}
}
/// The number of mouse clicks
PRUint32 clickCount;
/// Special return code for MOUSE_ACTIVATE to signal
/// if the target accepts activation (1), or denies it (0)
PRPackedBool acceptActivation;
reasonType reason : 8;
};
/**
* Accessible event
*/
class nsAccessibleEvent : public nsInputEvent
{
public:
nsAccessibleEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_ACCESSIBLE_EVENT),
accessible(nsnull)
{
}
nsIAccessible* accessible;
};
/**
* Keyboard event
*/
class nsKeyEvent : public nsInputEvent
{
public:
nsKeyEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_KEY_EVENT),
keyCode(0), charCode(0), isChar(0)
{
}
/// see NS_VK codes
PRUint32 keyCode;
/// OS translated Unicode char
PRUint32 charCode;
// indicates whether the event signifies a printable character
PRBool isChar;
};
/**
* IME Related Events
*/
struct nsTextRange
{
nsTextRange()
: mStartOffset(0), mEndOffset(0), mRangeType(0)
{
}
PRUint32 mStartOffset;
PRUint32 mEndOffset;
PRUint32 mRangeType;
};
typedef nsTextRange* nsTextRangeArray;
struct nsTextEventReply
{
nsTextEventReply()
: mCursorIsCollapsed(PR_FALSE)
{
}
nsRect mCursorPosition;
PRBool mCursorIsCollapsed;
};
typedef struct nsTextEventReply nsTextEventReply;
class nsTextEvent : public nsInputEvent
{
public:
nsTextEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_TEXT_EVENT),
theText(nsnull), rangeCount(0), rangeArray(nsnull), isChar(PR_FALSE)
{
}
const PRUnichar* theText;
nsTextEventReply theReply;
PRUint32 rangeCount;
nsTextRangeArray rangeArray;
PRBool isChar;
};
class nsCompositionEvent : public nsInputEvent
{
public:
nsCompositionEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_COMPOSITION_EVENT)
{
}
nsTextEventReply theReply;
};
class nsMouseScrollEvent : public nsInputEvent
{
public:
enum nsMouseScrollFlags {
kIsFullPage = 1 << 0,
kIsVertical = 1 << 1,
kIsHorizontal = 1 << 2,
kIsPixels = 1 << 3
};
nsMouseScrollEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_MOUSE_SCROLL_EVENT),
scrollFlags(0), delta(0)
{
}
PRInt32 scrollFlags;
PRInt32 delta;
};
struct nsReconversionEventReply {
nsReconversionEventReply()
: mReconversionString(nsnull)
{
}
PRUnichar *mReconversionString;
};
class nsReconversionEvent : public nsInputEvent
{
public:
nsReconversionEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_RECONVERSION_EVENT)
{
}
nsReconversionEventReply theReply;
};
struct nsQueryCaretRectEventReply
{
nsQueryCaretRectEventReply()
: mRectIsValid(PR_FALSE)
{
}
PRBool mRectIsValid;
nsRect mCaretRect;
};
class nsQueryCaretRectEvent : public nsInputEvent
{
public:
nsQueryCaretRectEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_QUERYCARETRECT_EVENT)
{
}
nsQueryCaretRectEventReply theReply;
};
/**
* MenuItem event
*
* When this event occurs the widget field in nsGUIEvent holds the "target"
* for the event
*/
class nsMenuEvent : public nsGUIEvent
{
public:
nsMenuEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_MENU_EVENT),
mMenuItem(nsnull), mCommand(0)
{
}
nsIMenuItem * mMenuItem;
PRUint32 mCommand;
};
/**
* Form event
*
* We hold the originating form control for form submit and reset events.
* originator is a weak pointer (does not hold a strong reference).
*/
class nsFormEvent : public nsEvent
{
public:
nsFormEvent(PRBool isTrusted, PRUint32 msg)
: nsEvent(isTrusted, msg, NS_FORM_EVENT),
originator(nsnull)
{
}
nsIContent *originator;
};
/**
* Focus event
*/
class nsFocusEvent : public nsGUIEvent
{
public:
nsFocusEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsGUIEvent(isTrusted, msg, w, NS_FOCUS_EVENT),
isMozWindowTakingFocus(PR_FALSE)
{
}
PRBool isMozWindowTakingFocus;
};
/**
* App Command event
*
* Custom commands from the operating system. eg. WM_APPCOMMAND on Windows
*/
class nsAppCommandEvent : public nsInputEvent
{
public:
nsAppCommandEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_APPCOMMAND_EVENT),
appCommand(0)
{
}
PRUint32 appCommand;
};
/**
* blocked popup window event
*/
class nsPopupBlockedEvent : public nsEvent
{
public:
nsPopupBlockedEvent(PRBool isTrusted, PRUint32 msg)
: nsEvent(isTrusted, msg, NS_POPUPBLOCKED_EVENT),
mRequestingWindowURI(nsnull), mPopupWindowURI(nsnull)
{
}
nsIURI* mRequestingWindowURI; // owning reference
nsWeakPtr mRequestingWindow;
nsIURI* mPopupWindowURI; // owning reference
nsString mPopupWindowFeatures;
};
/**
* DOM UIEvent
*/
class nsUIEvent : public nsEvent
{
public:
nsUIEvent(PRBool isTrusted, PRUint32 msg, PRInt32 d)
: nsEvent(isTrusted, msg, NS_UI_EVENT),
detail(d)
{
}
PRInt32 detail;
};
/**
* PageTransition event
*/
class nsPageTransitionEvent : public nsEvent
{
public:
nsPageTransitionEvent(PRBool isTrusted, PRUint32 msg, PRBool p)
: nsEvent(isTrusted, msg, NS_PAGETRANSITION_EVENT),
persisted(p)
{
}
PRBool persisted;
};
/**
* XUL command event
*/
class nsXULCommandEvent : public nsInputEvent
{
public:
nsXULCommandEvent(PRBool isTrusted, PRUint32 msg, nsIWidget *w)
: nsInputEvent(isTrusted, msg, w, NS_XUL_COMMAND_EVENT)
{
}
nsCOMPtr<nsIDOMEvent> sourceEvent;
};
/**
* Event status for D&D Event
*/
enum nsDragDropEventStatus {
/// The event is a enter
nsDragDropEventStatus_eDragEntered,
/// The event is exit
nsDragDropEventStatus_eDragExited,
/// The event is drop
nsDragDropEventStatus_eDrop
};
#define NS_IS_MOUSE_EVENT(evnt) \
(((evnt)->message == NS_MOUSE_LEFT_BUTTON_DOWN) || \
((evnt)->message == NS_MOUSE_LEFT_BUTTON_UP) || \
((evnt)->message == NS_MOUSE_LEFT_CLICK) || \
((evnt)->message == NS_MOUSE_LEFT_DOUBLECLICK) || \
((evnt)->message == NS_MOUSE_MIDDLE_BUTTON_DOWN) || \
((evnt)->message == NS_MOUSE_MIDDLE_BUTTON_UP) || \
((evnt)->message == NS_MOUSE_MIDDLE_CLICK) || \
((evnt)->message == NS_MOUSE_MIDDLE_DOUBLECLICK) || \
((evnt)->message == NS_MOUSE_RIGHT_BUTTON_DOWN) || \
((evnt)->message == NS_MOUSE_RIGHT_BUTTON_UP) || \
((evnt)->message == NS_MOUSE_RIGHT_CLICK) || \
((evnt)->message == NS_MOUSE_RIGHT_DOUBLECLICK) || \
((evnt)->message == NS_MOUSE_ENTER) || \
((evnt)->message == NS_MOUSE_EXIT) || \
((evnt)->message == NS_MOUSE_ENTER) || \
((evnt)->message == NS_MOUSE_EXIT) || \
((evnt)->message == NS_MOUSE_ENTER_SYNTH) || \
((evnt)->message == NS_MOUSE_EXIT_SYNTH) || \
((evnt)->message == NS_MOUSE_MOVE))
#define NS_IS_DRAG_EVENT(evnt) \
(((evnt)->message == NS_DRAGDROP_ENTER) || \
((evnt)->message == NS_DRAGDROP_OVER) || \
((evnt)->message == NS_DRAGDROP_EXIT) || \
((evnt)->message == NS_DRAGDROP_DROP) || \
((evnt)->message == NS_DRAGDROP_GESTURE) || \
((evnt)->message == NS_DRAGDROP_OVER_SYNTH) || \
((evnt)->message == NS_DRAGDROP_EXIT_SYNTH))
#define NS_IS_KEY_EVENT(evnt) \
(((evnt)->message == NS_KEY_DOWN) || \
((evnt)->message == NS_KEY_PRESS) || \
((evnt)->message == NS_KEY_UP))
#define NS_IS_IME_EVENT(evnt) \
(((evnt)->message == NS_TEXT_TEXT) || \
((evnt)->message == NS_COMPOSITION_START) || \
((evnt)->message == NS_COMPOSITION_END) || \
((evnt)->message == NS_RECONVERSION_QUERY) || \
((evnt)->message == NS_QUERYCARETRECT) || \
((evnt)->message == NS_COMPOSITION_QUERY))
#define NS_IS_FOCUS_EVENT(evnt) \
(((evnt)->message == NS_GOTFOCUS) || \
((evnt)->message == NS_LOSTFOCUS) || \
((evnt)->message == NS_ACTIVATE) || \
((evnt)->message == NS_DEACTIVATE) || \
((evnt)->message == NS_PLUGIN_ACTIVATE))
#define NS_IS_TRUSTED_EVENT(event) \
(((event)->internalAppFlags & NS_APP_EVENT_FLAG_TRUSTED) != 0)
// Mark an event as being dispatching.
#define NS_MARK_EVENT_DISPATCH_STARTED(event) \
(event)->flags |= NS_EVENT_FLAG_DISPATCHING;
#define NS_IS_EVENT_IN_DISPATCH(event) \
(((event)->flags & NS_EVENT_FLAG_DISPATCHING) != 0)
// Mark an event as being done dispatching.
#define NS_MARK_EVENT_DISPATCH_DONE(event) \
NS_ASSERTION(NS_IS_EVENT_IN_DISPATCH(event), \
"Event never got marked for dispatch!"); \
(event)->flags &= ~NS_EVENT_FLAG_DISPATCHING; \
(event)->flags |= NS_EVENT_FLAG_STOP_DISPATCH_IMMEDIATELY;
/*
* Virtual key bindings for keyboard events.
* These come from nsIDOMKeyEvent.h, which is generated from MouseKeyEvent.idl.
* Really, it would be better if we phased out the NS_VK symbols altogether
* in favor of the DOM ones, but at least this way they'll be in sync.
*/
#define NS_VK_CANCEL nsIDOMKeyEvent::DOM_VK_CANCEL
#define NS_VK_BACK nsIDOMKeyEvent::DOM_VK_BACK_SPACE
#define NS_VK_TAB nsIDOMKeyEvent::DOM_VK_TAB
#define NS_VK_CLEAR nsIDOMKeyEvent::DOM_VK_CLEAR
#define NS_VK_RETURN nsIDOMKeyEvent::DOM_VK_RETURN
#define NS_VK_ENTER nsIDOMKeyEvent::DOM_VK_ENTER
#define NS_VK_SHIFT nsIDOMKeyEvent::DOM_VK_SHIFT
#define NS_VK_CONTROL nsIDOMKeyEvent::DOM_VK_CONTROL
#define NS_VK_ALT nsIDOMKeyEvent::DOM_VK_ALT
#define NS_VK_PAUSE nsIDOMKeyEvent::DOM_VK_PAUSE
#define NS_VK_CAPS_LOCK nsIDOMKeyEvent::DOM_VK_CAPS_LOCK
#define NS_VK_ESCAPE nsIDOMKeyEvent::DOM_VK_ESCAPE
#define NS_VK_SPACE nsIDOMKeyEvent::DOM_VK_SPACE
#define NS_VK_PAGE_UP nsIDOMKeyEvent::DOM_VK_PAGE_UP
#define NS_VK_PAGE_DOWN nsIDOMKeyEvent::DOM_VK_PAGE_DOWN
#define NS_VK_END nsIDOMKeyEvent::DOM_VK_END
#define NS_VK_HOME nsIDOMKeyEvent::DOM_VK_HOME
#define NS_VK_LEFT nsIDOMKeyEvent::DOM_VK_LEFT
#define NS_VK_UP nsIDOMKeyEvent::DOM_VK_UP
#define NS_VK_RIGHT nsIDOMKeyEvent::DOM_VK_RIGHT
#define NS_VK_DOWN nsIDOMKeyEvent::DOM_VK_DOWN
#define NS_VK_PRINTSCREEN nsIDOMKeyEvent::DOM_VK_PRINTSCREEN
#define NS_VK_INSERT nsIDOMKeyEvent::DOM_VK_INSERT
#define NS_VK_DELETE nsIDOMKeyEvent::DOM_VK_DELETE
// NS_VK_0 - NS_VK_9 match their ascii values
#define NS_VK_0 nsIDOMKeyEvent::DOM_VK_0
#define NS_VK_1 nsIDOMKeyEvent::DOM_VK_1
#define NS_VK_2 nsIDOMKeyEvent::DOM_VK_2
#define NS_VK_3 nsIDOMKeyEvent::DOM_VK_3
#define NS_VK_4 nsIDOMKeyEvent::DOM_VK_4
#define NS_VK_5 nsIDOMKeyEvent::DOM_VK_5
#define NS_VK_6 nsIDOMKeyEvent::DOM_VK_6
#define NS_VK_7 nsIDOMKeyEvent::DOM_VK_7
#define NS_VK_8 nsIDOMKeyEvent::DOM_VK_8
#define NS_VK_9 nsIDOMKeyEvent::DOM_VK_9
#define NS_VK_SEMICOLON nsIDOMKeyEvent::DOM_VK_SEMICOLON
#define NS_VK_EQUALS nsIDOMKeyEvent::DOM_VK_EQUALS
// NS_VK_A - NS_VK_Z match their ascii values
#define NS_VK_A nsIDOMKeyEvent::DOM_VK_A
#define NS_VK_B nsIDOMKeyEvent::DOM_VK_B
#define NS_VK_C nsIDOMKeyEvent::DOM_VK_C
#define NS_VK_D nsIDOMKeyEvent::DOM_VK_D
#define NS_VK_E nsIDOMKeyEvent::DOM_VK_E
#define NS_VK_F nsIDOMKeyEvent::DOM_VK_F
#define NS_VK_G nsIDOMKeyEvent::DOM_VK_G
#define NS_VK_H nsIDOMKeyEvent::DOM_VK_H
#define NS_VK_I nsIDOMKeyEvent::DOM_VK_I
#define NS_VK_J nsIDOMKeyEvent::DOM_VK_J
#define NS_VK_K nsIDOMKeyEvent::DOM_VK_K
#define NS_VK_L nsIDOMKeyEvent::DOM_VK_L
#define NS_VK_M nsIDOMKeyEvent::DOM_VK_M
#define NS_VK_N nsIDOMKeyEvent::DOM_VK_N
#define NS_VK_O nsIDOMKeyEvent::DOM_VK_O
#define NS_VK_P nsIDOMKeyEvent::DOM_VK_P
#define NS_VK_Q nsIDOMKeyEvent::DOM_VK_Q
#define NS_VK_R nsIDOMKeyEvent::DOM_VK_R
#define NS_VK_S nsIDOMKeyEvent::DOM_VK_S
#define NS_VK_T nsIDOMKeyEvent::DOM_VK_T
#define NS_VK_U nsIDOMKeyEvent::DOM_VK_U
#define NS_VK_V nsIDOMKeyEvent::DOM_VK_V
#define NS_VK_W nsIDOMKeyEvent::DOM_VK_W
#define NS_VK_X nsIDOMKeyEvent::DOM_VK_X
#define NS_VK_Y nsIDOMKeyEvent::DOM_VK_Y
#define NS_VK_Z nsIDOMKeyEvent::DOM_VK_Z
#define NS_VK_CONTEXT_MENU nsIDOMKeyEvent::DOM_VK_CONTEXT_MENU
#define NS_VK_NUMPAD0 nsIDOMKeyEvent::DOM_VK_NUMPAD0
#define NS_VK_NUMPAD1 nsIDOMKeyEvent::DOM_VK_NUMPAD1
#define NS_VK_NUMPAD2 nsIDOMKeyEvent::DOM_VK_NUMPAD2
#define NS_VK_NUMPAD3 nsIDOMKeyEvent::DOM_VK_NUMPAD3
#define NS_VK_NUMPAD4 nsIDOMKeyEvent::DOM_VK_NUMPAD4
#define NS_VK_NUMPAD5 nsIDOMKeyEvent::DOM_VK_NUMPAD5
#define NS_VK_NUMPAD6 nsIDOMKeyEvent::DOM_VK_NUMPAD6
#define NS_VK_NUMPAD7 nsIDOMKeyEvent::DOM_VK_NUMPAD7
#define NS_VK_NUMPAD8 nsIDOMKeyEvent::DOM_VK_NUMPAD8
#define NS_VK_NUMPAD9 nsIDOMKeyEvent::DOM_VK_NUMPAD9
#define NS_VK_MULTIPLY nsIDOMKeyEvent::DOM_VK_MULTIPLY
#define NS_VK_ADD nsIDOMKeyEvent::DOM_VK_ADD
#define NS_VK_SEPARATOR nsIDOMKeyEvent::DOM_VK_SEPARATOR
#define NS_VK_SUBTRACT nsIDOMKeyEvent::DOM_VK_SUBTRACT
#define NS_VK_DECIMAL nsIDOMKeyEvent::DOM_VK_DECIMAL
#define NS_VK_DIVIDE nsIDOMKeyEvent::DOM_VK_DIVIDE
#define NS_VK_F1 nsIDOMKeyEvent::DOM_VK_F1
#define NS_VK_F2 nsIDOMKeyEvent::DOM_VK_F2
#define NS_VK_F3 nsIDOMKeyEvent::DOM_VK_F3
#define NS_VK_F4 nsIDOMKeyEvent::DOM_VK_F4
#define NS_VK_F5 nsIDOMKeyEvent::DOM_VK_F5
#define NS_VK_F6 nsIDOMKeyEvent::DOM_VK_F6
#define NS_VK_F7 nsIDOMKeyEvent::DOM_VK_F7
#define NS_VK_F8 nsIDOMKeyEvent::DOM_VK_F8
#define NS_VK_F9 nsIDOMKeyEvent::DOM_VK_F9
#define NS_VK_F10 nsIDOMKeyEvent::DOM_VK_F10
#define NS_VK_F11 nsIDOMKeyEvent::DOM_VK_F11
#define NS_VK_F12 nsIDOMKeyEvent::DOM_VK_F12
#define NS_VK_F13 nsIDOMKeyEvent::DOM_VK_F13
#define NS_VK_F14 nsIDOMKeyEvent::DOM_VK_F14
#define NS_VK_F15 nsIDOMKeyEvent::DOM_VK_F15
#define NS_VK_F16 nsIDOMKeyEvent::DOM_VK_F16
#define NS_VK_F17 nsIDOMKeyEvent::DOM_VK_F17
#define NS_VK_F18 nsIDOMKeyEvent::DOM_VK_F18
#define NS_VK_F19 nsIDOMKeyEvent::DOM_VK_F19
#define NS_VK_F20 nsIDOMKeyEvent::DOM_VK_F20
#define NS_VK_F21 nsIDOMKeyEvent::DOM_VK_F21
#define NS_VK_F22 nsIDOMKeyEvent::DOM_VK_F22
#define NS_VK_F23 nsIDOMKeyEvent::DOM_VK_F23
#define NS_VK_F24 nsIDOMKeyEvent::DOM_VK_F24
#define NS_VK_NUM_LOCK nsIDOMKeyEvent::DOM_VK_NUM_LOCK
#define NS_VK_SCROLL_LOCK nsIDOMKeyEvent::DOM_VK_SCROLL_LOCK
#define NS_VK_COMMA nsIDOMKeyEvent::DOM_VK_COMMA
#define NS_VK_PERIOD nsIDOMKeyEvent::DOM_VK_PERIOD
#define NS_VK_SLASH nsIDOMKeyEvent::DOM_VK_SLASH
#define NS_VK_BACK_QUOTE nsIDOMKeyEvent::DOM_VK_BACK_QUOTE
#define NS_VK_OPEN_BRACKET nsIDOMKeyEvent::DOM_VK_OPEN_BRACKET
#define NS_VK_BACK_SLASH nsIDOMKeyEvent::DOM_VK_BACK_SLASH
#define NS_VK_CLOSE_BRACKET nsIDOMKeyEvent::DOM_VK_CLOSE_BRACKET
#define NS_VK_QUOTE nsIDOMKeyEvent::DOM_VK_QUOTE
#define NS_VK_META nsIDOMKeyEvent::DOM_VK_META
// IME Constants -- keep in synch with nsIDOMTextRange.h
#define NS_TEXTRANGE_CARETPOSITION 0x01
#define NS_TEXTRANGE_RAWINPUT 0X02
#define NS_TEXTRANGE_SELECTEDRAWTEXT 0x03
#define NS_TEXTRANGE_CONVERTEDTEXT 0x04
#define NS_TEXTRANGE_SELECTEDCONVERTEDTEXT 0x05
#endif // nsGUIEvent_h__
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