1ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Use of this source code is governed by a BSD-style license that can be 3c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// found in the LICENSE file. 4c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 5731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick#ifndef CHROME_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_COCOA_H_ 6731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick#define CHROME_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_COCOA_H_ 73345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick#pragma once 8c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 9c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#import <Cocoa/Cocoa.h> 10c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 11ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen#import "base/memory/scoped_nsobject.h" 12731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick#import "chrome/browser/accessibility/browser_accessibility_delegate_mac.h" 13731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick#include "chrome/browser/accessibility/browser_accessibility.h" 14c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 15731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick// BrowserAccessibilityCocoa is a cocoa wrapper around the BrowserAccessibility 16c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// object. The renderer converts webkit's accessibility tree into a 173345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// WebAccessibility tree and passes it to the browser process over IPC. 183345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// This class converts it into a format Cocoa can query. 19513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch// Inheriting from NSView rather than NSObject as clients cannot add 20513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch// observers to pure NSObject derived classes. 21513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch@interface BrowserAccessibilityCocoa : NSView { 22c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch @private 23731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick BrowserAccessibility* browserAccessibility_; 24513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch scoped_nsobject<NSMutableArray> children_; 25731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick id<BrowserAccessibilityDelegateCocoa> delegate_; 26c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 27c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 283345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// This creates a cocoa browser accessibility object around 29731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick// the cross platform BrowserAccessibility object. The delegate is 303345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// used to communicate with the host renderer. None of these 313345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// parameters can be null. 32731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick- (id)initWithObject:(BrowserAccessibility*)accessibility 33731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick delegate:(id<BrowserAccessibilityDelegateCocoa>)delegate; 34c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 35513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch// Invalidate children for a non-ignored ancestor (including self). 36513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch- (void)childrenChanged; 37513209b27ff55e2841eac0e4120199c23acce758Ben Murdoch 383345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// Children is an array of BrowserAccessibility objects, representing 393345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// the accessibility children of this object. 40c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@property(nonatomic, readonly) NSArray* children; 413345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// isIgnored returns whether or not the accessibility object 423345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// should be ignored by the accessibility hierarchy. 43c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@property(nonatomic, readonly, getter=isIgnored) BOOL ignored; 443345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// The origin of this object in the page's document. 453345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// This is relative to webkit's top-left origin, not Cocoa's 463345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// bottom-left origin. 47c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@property(nonatomic, readonly) NSPoint origin; 483345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// A string indicating the role of this object as far as accessibility 493345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// is concerned. 50c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@property(nonatomic, readonly) NSString* role; 513345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// The size of this object. 52c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@property(nonatomic, readonly) NSSize size; 53c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 54c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@end 55c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 56731df977c0511bca2206b5f333555b1205ff1f43Iain Merrick#endif // CHROME_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_COCOA_H_ 57