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accessible/src/xul/XULColorPickerAccessible.cpp@97036ab72558 (annotated)

accessible/src/xul/XULColorPickerAccessible.cpp

Tue, 06 Jan 2015 21:39:09 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Tue, 06 Jan 2015 21:39:09 +0100

branch

TOR_BUG_9701

changeset 8

97036ab72558

permissions

-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	#include "XULColorPickerAccessible.h"
michael@0	7
michael@0	8	#include "Accessible-inl.h"
michael@0	9	#include "nsAccUtils.h"
michael@0	10	#include "nsCoreUtils.h"
michael@0	11	#include "DocAccessible.h"
michael@0	12	#include "Role.h"
michael@0	13	#include "States.h"
michael@0	14
michael@0	15	#include "nsIDOMElement.h"
michael@0	16	#include "nsMenuPopupFrame.h"
michael@0	17
michael@0	18	using namespace mozilla::a11y;
michael@0	19
michael@0	20	////////////////////////////////////////////////////////////////////////////////
michael@0	21	// XULColorPickerTileAccessible
michael@0	22	////////////////////////////////////////////////////////////////////////////////
michael@0	23
michael@0	24	XULColorPickerTileAccessible::
michael@0	25	XULColorPickerTileAccessible(nsIContent* aContent, DocAccessible* aDoc) :
michael@0	26	AccessibleWrap(aContent, aDoc)
michael@0	27	{
michael@0	28	}
michael@0	29
michael@0	30	////////////////////////////////////////////////////////////////////////////////
michael@0	31	// XULColorPickerTileAccessible: nsIAccessible
michael@0	32
michael@0	33	void
michael@0	34	XULColorPickerTileAccessible::Value(nsString& aValue)
michael@0	35	{
michael@0	36	aValue.Truncate();
michael@0	37
michael@0	38	mContent->GetAttr(kNameSpaceID_None, nsGkAtoms::color, aValue);
michael@0	39	}
michael@0	40
michael@0	41	////////////////////////////////////////////////////////////////////////////////
michael@0	42	// XULColorPickerTileAccessible: Accessible
michael@0	43
michael@0	44	role
michael@0	45	XULColorPickerTileAccessible::NativeRole()
michael@0	46	{
michael@0	47	return roles::PUSHBUTTON;
michael@0	48	}
michael@0	49
michael@0	50	uint64_t
michael@0	51	XULColorPickerTileAccessible::NativeState()
michael@0	52	{
michael@0	53	uint64_t state = AccessibleWrap::NativeState();
michael@0	54	if (mContent->HasAttr(kNameSpaceID_None, nsGkAtoms::selected))
michael@0	55	state |= states::SELECTED;
michael@0	56
michael@0	57	return state;
michael@0	58	}
michael@0	59
michael@0	60	uint64_t
michael@0	61	XULColorPickerTileAccessible::NativeInteractiveState() const
michael@0	62	{
michael@0	63	return NativelyUnavailable() ?
michael@0	64	states::UNAVAILABLE : states::FOCUSABLE | states::SELECTABLE;
michael@0	65	}
michael@0	66
michael@0	67	////////////////////////////////////////////////////////////////////////////////
michael@0	68	// XULColorPickerTileAccessible: Widgets
michael@0	69
michael@0	70	Accessible*
michael@0	71	XULColorPickerTileAccessible::ContainerWidget() const
michael@0	72	{
michael@0	73	Accessible* parent = Parent();
michael@0	74	if (parent) {
michael@0	75	Accessible* grandParent = parent->Parent();
michael@0	76	if (grandParent && grandParent->IsMenuButton())
michael@0	77	return grandParent;
michael@0	78	}
michael@0	79	return nullptr;
michael@0	80	}
michael@0	81
michael@0	82	////////////////////////////////////////////////////////////////////////////////
michael@0	83	// XULColorPickerAccessible
michael@0	84	////////////////////////////////////////////////////////////////////////////////
michael@0	85
michael@0	86	XULColorPickerAccessible::
michael@0	87	XULColorPickerAccessible(nsIContent* aContent, DocAccessible* aDoc) :
michael@0	88	XULColorPickerTileAccessible(aContent, aDoc)
michael@0	89	{
michael@0	90	mGenericTypes |= eMenuButton;
michael@0	91	}
michael@0	92
michael@0	93	////////////////////////////////////////////////////////////////////////////////
michael@0	94	// XULColorPickerAccessible: Accessible
michael@0	95
michael@0	96	uint64_t
michael@0	97	XULColorPickerAccessible::NativeState()
michael@0	98	{
michael@0	99	uint64_t state = AccessibleWrap::NativeState();
michael@0	100	return state | states::HASPOPUP;
michael@0	101	}
michael@0	102
michael@0	103	role
michael@0	104	XULColorPickerAccessible::NativeRole()
michael@0	105	{
michael@0	106	return roles::BUTTONDROPDOWNGRID;
michael@0	107	}
michael@0	108
michael@0	109	////////////////////////////////////////////////////////////////////////////////
michael@0	110	// XULColorPickerAccessible: Widgets
michael@0	111
michael@0	112	bool
michael@0	113	XULColorPickerAccessible::IsWidget() const
michael@0	114	{
michael@0	115	return true;
michael@0	116	}
michael@0	117
michael@0	118	bool
michael@0	119	XULColorPickerAccessible::IsActiveWidget() const
michael@0	120	{
michael@0	121	return FocusMgr()->HasDOMFocus(mContent);
michael@0	122	}
michael@0	123
michael@0	124	bool
michael@0	125	XULColorPickerAccessible::AreItemsOperable() const
michael@0	126	{
michael@0	127	Accessible* menuPopup = mChildren.SafeElementAt(0, nullptr);
michael@0	128	if (menuPopup) {
michael@0	129	nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(menuPopup->GetFrame());
michael@0	130	return menuPopupFrame && menuPopupFrame->IsOpen();
michael@0	131	}
michael@0	132	return false;
michael@0	133	}
michael@0	134
michael@0	135	////////////////////////////////////////////////////////////////////////////////
michael@0	136	// XULColorPickerAccessible: protected Accessible
michael@0	137
michael@0	138	bool
michael@0	139	XULColorPickerAccessible::IsAcceptableChild(Accessible* aPossibleChild) const
michael@0	140	{
michael@0	141	return roles::ALERT == aPossibleChild->Role();
michael@0	142	}