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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef AccessibilityUIElementChromium_h
     32 #define AccessibilityUIElementChromium_h
     33 
     34 #include "CppBoundClass.h"
     35 #include "public/web/WebAccessibilityObject.h"
     36 #include <vector>
     37 
     38 namespace WebTestRunner {
     39 
     40 class AccessibilityUIElement : public CppBoundClass {
     41 public:
     42     class Factory {
     43     public:
     44         virtual ~Factory() { }
     45         virtual AccessibilityUIElement* getOrCreate(const WebKit::WebAccessibilityObject&) = 0;
     46     };
     47 
     48     AccessibilityUIElement(const WebKit::WebAccessibilityObject&, Factory*);
     49 
     50     virtual AccessibilityUIElement* getChildAtIndex(unsigned);
     51     virtual bool isRoot() const { return false; }
     52     virtual bool isEqual(const WebKit::WebAccessibilityObject&);
     53 
     54     virtual void notificationReceived(const char *notificationName);
     55 
     56 protected:
     57     const WebKit::WebAccessibilityObject& accessibilityObject() const { return m_accessibilityObject; }
     58 
     59     Factory* factory() const { return m_factory; }
     60 
     61 private:
     62     // Bound properties.
     63     void roleGetterCallback(CppVariant*);
     64     void titleGetterCallback(CppVariant*);
     65     void descriptionGetterCallback(CppVariant*);
     66     void helpTextGetterCallback(CppVariant*);
     67     void stringValueGetterCallback(CppVariant*);
     68     void xGetterCallback(CppVariant*);
     69     void yGetterCallback(CppVariant*);
     70     void widthGetterCallback(CppVariant*);
     71     void heightGetterCallback(CppVariant*);
     72     void intValueGetterCallback(CppVariant*);
     73     void minValueGetterCallback(CppVariant*);
     74     void maxValueGetterCallback(CppVariant*);
     75     void valueDescriptionGetterCallback(CppVariant*);
     76     void childrenCountGetterCallback(CppVariant*);
     77     void insertionPointLineNumberGetterCallback(CppVariant*);
     78     void selectedTextRangeGetterCallback(CppVariant*);
     79     void isEnabledGetterCallback(CppVariant*);
     80     void isRequiredGetterCallback(CppVariant*);
     81     void isFocusedGetterCallback(CppVariant*);
     82     void isFocusableGetterCallback(CppVariant*);
     83     void isSelectedGetterCallback(CppVariant*);
     84     void isSelectableGetterCallback(CppVariant*);
     85     void isMultiSelectableGetterCallback(CppVariant*);
     86     void isSelectedOptionActiveGetterCallback(CppVariant*);
     87     void isExpandedGetterCallback(CppVariant*);
     88     void isCheckedGetterCallback(CppVariant*);
     89     void isVisibleGetterCallback(CppVariant*);
     90     void isOffScreenGetterCallback(CppVariant*);
     91     void isCollapsedGetterCallback(CppVariant*);
     92     void hasPopupGetterCallback(CppVariant*);
     93     void isValidGetterCallback(CppVariant*);
     94     void isReadOnlyGetterCallback(CppVariant*);
     95     void orientationGetterCallback(CppVariant*);
     96     void clickPointXGetterCallback(CppVariant*);
     97     void clickPointYGetterCallback(CppVariant*);
     98     void rowCountGetterCallback(CppVariant*);
     99     void columnCountGetterCallback(CppVariant*);
    100 
    101     // Bound methods.
    102     void allAttributesCallback(const CppArgumentList&, CppVariant*);
    103     void attributesOfLinkedUIElementsCallback(const CppArgumentList&, CppVariant*);
    104     void attributesOfDocumentLinksCallback(const CppArgumentList&, CppVariant*);
    105     void attributesOfChildrenCallback(const CppArgumentList&, CppVariant*);
    106     void parametrizedAttributeNamesCallback(const CppArgumentList&, CppVariant*);
    107     void lineForIndexCallback(const CppArgumentList&, CppVariant*);
    108     void boundsForRangeCallback(const CppArgumentList&, CppVariant*);
    109     void stringForRangeCallback(const CppArgumentList&, CppVariant*);
    110     void childAtIndexCallback(const CppArgumentList&, CppVariant*);
    111     void elementAtPointCallback(const CppArgumentList&, CppVariant*);
    112     void attributesOfColumnHeadersCallback(const CppArgumentList&, CppVariant*);
    113     void attributesOfRowHeadersCallback(const CppArgumentList&, CppVariant*);
    114     void attributesOfColumnsCallback(const CppArgumentList&, CppVariant*);
    115     void attributesOfRowsCallback(const CppArgumentList&, CppVariant*);
    116     void attributesOfVisibleCellsCallback(const CppArgumentList&, CppVariant*);
    117     void attributesOfHeaderCallback(const CppArgumentList&, CppVariant*);
    118     void tableHeaderCallback(const CppArgumentList&, CppVariant*);
    119     void indexInTableCallback(const CppArgumentList&, CppVariant*);
    120     void rowIndexRangeCallback(const CppArgumentList&, CppVariant*);
    121     void columnIndexRangeCallback(const CppArgumentList&, CppVariant*);
    122     void cellForColumnAndRowCallback(const CppArgumentList&, CppVariant*);
    123     void titleUIElementCallback(const CppArgumentList&, CppVariant*);
    124     void setSelectedTextRangeCallback(const CppArgumentList&, CppVariant*);
    125     void attributeValueCallback(const CppArgumentList&, CppVariant*);
    126     void isAttributeSettableCallback(const CppArgumentList&, CppVariant*);
    127     void isPressActionSupportedCallback(const CppArgumentList&, CppVariant*);
    128     void isIncrementActionSupportedCallback(const CppArgumentList&, CppVariant*);
    129     void isDecrementActionSupportedCallback(const CppArgumentList&, CppVariant*);
    130     void parentElementCallback(const CppArgumentList&, CppVariant*);
    131     void incrementCallback(const CppArgumentList&, CppVariant*);
    132     void decrementCallback(const CppArgumentList&, CppVariant*);
    133     void showMenuCallback(const CppArgumentList&, CppVariant*);
    134     void pressCallback(const CppArgumentList&, CppVariant*);
    135     void isEqualCallback(const CppArgumentList&, CppVariant*);
    136     void addNotificationListenerCallback(const CppArgumentList&, CppVariant*);
    137     void removeNotificationListenerCallback(const CppArgumentList&, CppVariant*);
    138     void takeFocusCallback(const CppArgumentList&, CppVariant*);
    139     void scrollToMakeVisibleCallback(const CppArgumentList&, CppVariant*);
    140     void scrollToMakeVisibleWithSubFocusCallback(const CppArgumentList&, CppVariant*);
    141     void scrollToGlobalPointCallback(const CppArgumentList&, CppVariant*);
    142 
    143     void fallbackCallback(const CppArgumentList&, CppVariant*);
    144 
    145     WebKit::WebAccessibilityObject m_accessibilityObject;
    146     Factory* m_factory;
    147     std::vector<CppVariant> m_notificationCallbacks;
    148 };
    149 
    150 
    151 class RootAccessibilityUIElement : public AccessibilityUIElement {
    152 public:
    153     RootAccessibilityUIElement(const WebKit::WebAccessibilityObject&, Factory*);
    154 
    155     virtual AccessibilityUIElement* getChildAtIndex(unsigned);
    156     virtual bool isRoot() const { return true; }
    157 };
    158 
    159 
    160 // Provides simple lifetime management of the AccessibilityUIElement instances:
    161 // all AccessibilityUIElements ever created from the controller are stored in
    162 // a list and cleared explicitly.
    163 class AccessibilityUIElementList : public AccessibilityUIElement::Factory {
    164 public:
    165     AccessibilityUIElementList() { }
    166     virtual ~AccessibilityUIElementList();
    167 
    168     void clear();
    169     virtual AccessibilityUIElement* getOrCreate(const WebKit::WebAccessibilityObject&);
    170     AccessibilityUIElement* createRoot(const WebKit::WebAccessibilityObject&);
    171 
    172 private:
    173     typedef std::vector<AccessibilityUIElement*> ElementList;
    174     ElementList m_elements;
    175 };
    176 
    177 }
    178 
    179 #endif // AccessibilityUIElementChromium_h
    180