1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 *   Licensed to the Apache Software Foundation (ASF) under one or more
12 *   contributor license agreements. See the NOTICE file distributed
13 *   with this work for additional information regarding copyright
14 *   ownership. The ASF licenses this file to you under the Apache
15 *   License, Version 2.0 (the "License"); you may not use this file
16 *   except in compliance with the License. You may obtain a copy of
17 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20
21#include <osx/salinst.h>
22
23#include "a11ywrappercombobox.h"
24#include "a11yrolehelper.h"
25
26#include <com/sun/star/accessibility/AccessibleStateType.hpp>
27
28using namespace ::com::sun::star::accessibility;
29using namespace ::com::sun::star::uno;
30
31// Wrapper for AXCombobox role
32
33@implementation AquaA11yWrapperComboBox : AquaA11yWrapper
34
35#pragma mark -
36#pragma mark Specialized Init Method
37
38-(id)initWithAccessibleContext: (Reference < XAccessibleContext >) rxAccessibleContext {
39    self = [ super initWithAccessibleContext: rxAccessibleContext ];
40    if ( self != nil )
41    {
42        textArea = nil;
43    }
44    return self;
45}
46
47#pragma mark -
48#pragma mark Private Helper Method
49
50-(AquaA11yWrapper *)textArea {
51    // FIXME: May cause problems when stored. Then get dynamically each time (bad performance!)
52    if ( textArea == nil ) {
53        NSAutoreleasePool * pool = [ [ NSAutoreleasePool alloc ] init ];
54        NSArray * elementChildren = [ super childrenAttribute ];
55        if ( [ elementChildren count ] > 0 ) {
56            NSEnumerator * enumerator = [ elementChildren objectEnumerator ];
57            id child;
58            while ( ( child = [ enumerator nextObject ] ) ) {
59                AquaA11yWrapper * element = static_cast<AquaA11yWrapper *>(child);
60                if ( [ [ AquaA11yRoleHelper getNativeRoleFrom: [ element accessibleContext ] ] isEqualToString: NSAccessibilityTextAreaRole ] ) {
61                    textArea = element;
62                    break;
63                }
64            }
65        }
66        [ pool release ];
67    }
68    return textArea;
69}
70
71#pragma mark -
72#pragma mark Wrapped Attributes From Contained Text Area
73
74-(id)valueAttribute {
75    if ( [ self textArea ] != nil ) {
76        return [ [ self textArea ] valueAttribute ];
77    }
78    return @"";
79}
80
81-(id)numberOfCharactersAttribute {
82    if ( [ self textArea ] != nil ) {
83        return [ [ self textArea ] numberOfCharactersAttribute ];
84    }
85    return [ NSNumber numberWithInt: 0 ];
86}
87
88-(id)selectedTextAttribute {
89    if ( [ self textArea ] != nil ) {
90        return [ [ self textArea ] selectedTextAttribute ];
91    }
92    return @"";
93}
94
95-(id)selectedTextRangeAttribute {
96    if ( [ self textArea ] != nil ) {
97        return [ [ self textArea ] selectedTextRangeAttribute ];
98    }
99    return [ NSValue valueWithRange: NSMakeRange ( 0, 0 ) ];
100}
101
102-(id)visibleCharacterRangeAttribute {
103    if ( [ self textArea ] != nil ) {
104        return [ [ self textArea ] visibleCharacterRangeAttribute ];
105    }
106    return [ NSValue valueWithRange: NSMakeRange ( 0, 0 ) ];
107}
108
109#pragma mark -
110#pragma mark Accessibility Protocol
111
112-(BOOL)accessibilityIsAttributeSettable:(NSString *)attribute {
113    if ( [ self textArea ] != nil && (
114         [ attribute isEqualToString: NSAccessibilitySelectedTextAttribute ]
115      || [ attribute isEqualToString: NSAccessibilitySelectedTextRangeAttribute ]
116      || [ attribute isEqualToString: NSAccessibilityVisibleCharacterRangeAttribute ] ) ) {
117        return [ [ self textArea ] accessibilityIsAttributeSettable: attribute ];
118    }
119    return [ super accessibilityIsAttributeSettable: attribute ];
120}
121
122-(void)accessibilitySetValue:(id)value forAttribute:(NSString *)attribute {
123    if ( [ self textArea ] != nil && (
124         [ attribute isEqualToString: NSAccessibilitySelectedTextAttribute ]
125      || [ attribute isEqualToString: NSAccessibilitySelectedTextRangeAttribute ]
126      || [ attribute isEqualToString: NSAccessibilityVisibleCharacterRangeAttribute ] ) ) {
127        return [ [ self textArea ] accessibilitySetValue: value forAttribute: attribute ];
128    }
129    return [ super accessibilitySetValue: value forAttribute: attribute ];
130}
131
132-(NSArray *)accessibilityAttributeNames {
133    // Default Attributes
134    NSMutableArray * attributeNames = [ NSMutableArray arrayWithArray: [ super accessibilityAttributeNames ] ];
135    // Special Attributes and removing unwanted attributes depending on role
136    [ attributeNames removeObjectsInArray: [ NSArray arrayWithObjects:
137            NSAccessibilityTitleAttribute,
138            NSAccessibilityChildrenAttribute,
139            nil ]
140    ];
141    [ attributeNames addObjectsFromArray: [ NSArray arrayWithObjects:
142            NSAccessibilityExpandedAttribute,
143            NSAccessibilityValueAttribute,
144            NSAccessibilityNumberOfCharactersAttribute,
145            NSAccessibilitySelectedTextAttribute,
146            NSAccessibilitySelectedTextRangeAttribute,
147            NSAccessibilityVisibleCharacterRangeAttribute,
148            nil ]
149    ];
150    return attributeNames;
151}
152
153@end
154
155/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
156