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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 WebAXObjectProxy_h
     32 #define WebAXObjectProxy_h
     33 
     34 #include "CppBoundClass.h"
     35 #include "public/web/WebAXObject.h"
     36 #include <vector>
     37 
     38 namespace WebTestRunner {
     39 
     40 class WebAXObjectProxy : public CppBoundClass {
     41 public:
     42     class Factory {
     43     public:
     44         virtual ~Factory() { }
     45         virtual WebAXObjectProxy* getOrCreate(const blink::WebAXObject&) = 0;
     46     };
     47 
     48     WebAXObjectProxy(const blink::WebAXObject&, Factory*);
     49 
     50     virtual WebAXObjectProxy* getChildAtIndex(unsigned);
     51     virtual bool isRoot() const { return false; }
     52     virtual bool isEqual(const blink::WebAXObject&);
     53 
     54     virtual void notificationReceived(const char *notificationName);
     55 
     56 protected:
     57     const blink::WebAXObject& 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     void isClickableGetterCallback(CppVariant*);
    101 
    102     // Bound methods.
    103     void allAttributesCallback(const CppArgumentList&, CppVariant*);
    104     void attributesOfChildrenCallback(const CppArgumentList&, CppVariant*);
    105     void lineForIndexCallback(const CppArgumentList&, CppVariant*);
    106     void boundsForRangeCallback(const CppArgumentList&, CppVariant*);
    107     void childAtIndexCallback(const CppArgumentList&, CppVariant*);
    108     void elementAtPointCallback(const CppArgumentList&, CppVariant*);
    109     void tableHeaderCallback(const CppArgumentList&, CppVariant*);
    110     void rowIndexRangeCallback(const CppArgumentList&, CppVariant*);
    111     void columnIndexRangeCallback(const CppArgumentList&, CppVariant*);
    112     void cellForColumnAndRowCallback(const CppArgumentList&, CppVariant*);
    113     void titleUIElementCallback(const CppArgumentList&, CppVariant*);
    114     void setSelectedTextRangeCallback(const CppArgumentList&, CppVariant*);
    115     void isAttributeSettableCallback(const CppArgumentList&, CppVariant*);
    116     void isPressActionSupportedCallback(const CppArgumentList&, CppVariant*);
    117     void isIncrementActionSupportedCallback(const CppArgumentList&, CppVariant*);
    118     void isDecrementActionSupportedCallback(const CppArgumentList&, CppVariant*);
    119     void parentElementCallback(const CppArgumentList&, CppVariant*);
    120     void incrementCallback(const CppArgumentList&, CppVariant*);
    121     void decrementCallback(const CppArgumentList&, CppVariant*);
    122     void showMenuCallback(const CppArgumentList&, CppVariant*);
    123     void pressCallback(const CppArgumentList&, CppVariant*);
    124     void isEqualCallback(const CppArgumentList&, CppVariant*);
    125     void addNotificationListenerCallback(const CppArgumentList&, CppVariant*);
    126     void removeNotificationListenerCallback(const CppArgumentList&, CppVariant*);
    127     void takeFocusCallback(const CppArgumentList&, CppVariant*);
    128     void scrollToMakeVisibleCallback(const CppArgumentList&, CppVariant*);
    129     void scrollToMakeVisibleWithSubFocusCallback(const CppArgumentList&, CppVariant*);
    130     void scrollToGlobalPointCallback(const CppArgumentList&, CppVariant*);
    131     void wordStartCallback(const CppArgumentList&, CppVariant*);
    132     void wordEndCallback(const CppArgumentList&, CppVariant*);
    133 
    134     void fallbackCallback(const CppArgumentList&, CppVariant*);
    135 
    136     blink::WebAXObject m_accessibilityObject;
    137     Factory* m_factory;
    138     std::vector<CppVariant> m_notificationCallbacks;
    139 };
    140 
    141 
    142 class RootWebAXObjectProxy : public WebAXObjectProxy {
    143 public:
    144     RootWebAXObjectProxy(const blink::WebAXObject&, Factory*);
    145 
    146     virtual WebAXObjectProxy* getChildAtIndex(unsigned);
    147     virtual bool isRoot() const { return true; }
    148 };
    149 
    150 
    151 // Provides simple lifetime management of the WebAXObjectProxy instances:
    152 // all WebAXObjectProxys ever created from the controller are stored in
    153 // a list and cleared explicitly.
    154 class WebAXObjectProxyList : public WebAXObjectProxy::Factory {
    155 public:
    156     WebAXObjectProxyList() { }
    157     virtual ~WebAXObjectProxyList();
    158 
    159     void clear();
    160     virtual WebAXObjectProxy* getOrCreate(const blink::WebAXObject&);
    161     WebAXObjectProxy* createRoot(const blink::WebAXObject&);
    162 
    163 private:
    164     typedef std::vector<WebAXObjectProxy*> ElementList;
    165     ElementList m_elements;
    166 };
    167 
    168 }
    169 
    170 #endif // WebAXObjectProxy_h
    171