| /* |
| * Copyright (C) 2008 Nuanti Ltd. |
| * Copyright (C) 2009 Jan Alonzo |
| * Copyright (C) 2009, 2012 Igalia S.L. |
| * |
| * Portions from Mozilla a11y, copyright as follows: |
| * |
| * The Original Code is mozilla.org code. |
| * |
| * The Initial Developer of the Original Code is |
| * Sun Microsystems, Inc. |
| * Portions created by the Initial Developer are Copyright (C) 2002 |
| * the Initial Developer. All Rights Reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| #include "WebKitAccessibleInterfaceComponent.h" |
| |
| #if HAVE(ACCESSIBILITY) |
| |
| #include "AccessibilityObject.h" |
| #include "FrameView.h" |
| #include "IntRect.h" |
| #include "WebKitAccessibleUtil.h" |
| #include "WebKitAccessibleWrapperAtk.h" |
| |
| using namespace WebCore; |
| |
| static AccessibilityObject* core(AtkComponent* component) |
| { |
| if (!WEBKIT_IS_ACCESSIBLE(component)) |
| return 0; |
| |
| return webkitAccessibleGetAccessibilityObject(WEBKIT_ACCESSIBLE(component)); |
| } |
| |
| static IntPoint atkToContents(AccessibilityObject* coreObject, AtkCoordType coordType, gint x, gint y) |
| { |
| IntPoint pos(x, y); |
| |
| FrameView* frameView = coreObject->documentFrameView(); |
| if (frameView) { |
| switch (coordType) { |
| case ATK_XY_SCREEN: |
| return frameView->screenToContents(pos); |
| case ATK_XY_WINDOW: |
| return frameView->windowToContents(pos); |
| } |
| } |
| |
| return pos; |
| } |
| |
| static AtkObject* webkitAccessibleComponentRefAccessibleAtPoint(AtkComponent* component, gint x, gint y, AtkCoordType coordType) |
| { |
| g_return_val_if_fail(ATK_IS_COMPONENT(component), 0); |
| returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(component), 0); |
| |
| IntPoint pos = atkToContents(core(component), coordType, x, y); |
| |
| AccessibilityObject* target = core(component)->accessibilityHitTest(pos); |
| if (!target) |
| return 0; |
| g_object_ref(target->wrapper()); |
| return target->wrapper(); |
| } |
| |
| static void webkitAccessibleComponentGetExtents(AtkComponent* component, gint* x, gint* y, gint* width, gint* height, AtkCoordType coordType) |
| { |
| g_return_if_fail(ATK_IS_COMPONENT(component)); |
| returnIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(component)); |
| |
| IntRect rect = snappedIntRect(core(component)->elementRect()); |
| contentsRelativeToAtkCoordinateType(core(component), coordType, rect, x, y, width, height); |
| } |
| |
| static gboolean webkitAccessibleComponentGrabFocus(AtkComponent* component) |
| { |
| g_return_val_if_fail(ATK_IS_COMPONENT(component), FALSE); |
| returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(component), FALSE); |
| |
| core(component)->setFocused(true); |
| return core(component)->isFocused(); |
| } |
| |
| void webkitAccessibleComponentInterfaceInit(AtkComponentIface* iface) |
| { |
| iface->ref_accessible_at_point = webkitAccessibleComponentRefAccessibleAtPoint; |
| iface->get_extents = webkitAccessibleComponentGetExtents; |
| iface->grab_focus = webkitAccessibleComponentGrabFocus; |
| } |
| |
| #endif |