Source Code for Module virtualBuffers.adobeFlash

 1  from . import VirtualBuffer, VirtualBufferTextInfo 
 2  import controlTypes 
 3  import NVDAObjects.IAccessible 
 4  import winUser 
 5  import IAccessibleHandler 
 6  import oleacc 
 7  from logHandler import log 
 8  import textInfos 
 9   
10 -class AdobeFlash_TextInfo(VirtualBufferTextInfo): 
11   
12 -        def _normalizeControlField(self,attrs): 
13                  accRole=attrs['IAccessible::role'] 
14                  if accRole.isdigit(): 
15                          accRole=int(accRole) 
16                  else: 
17                          accRole = accRole.lower() 
18                  role=IAccessibleHandler.IAccessibleRolesToNVDARoles.get(accRole,controlTypes.ROLE_UNKNOWN) 
19   
20                  states=set(IAccessibleHandler.IAccessibleStatesToNVDAStates[x] for x in [1<<y for y in xrange(32)] if int(attrs.get('IAccessible::state_%s'%x,0)) and x in IAccessibleHandler.IAccessibleStatesToNVDAStates) 
21   
22                  attrs['role']=role 
23                  attrs['states']=states 
24                  return super(AdobeFlash_TextInfo, self)._normalizeControlField(attrs) 
25   
26 -class AdobeFlash(VirtualBuffer): 
27          TextInfo = AdobeFlash_TextInfo 
28   
29 -        def __init__(self,rootNVDAObject): 
30                  super(AdobeFlash,self).__init__(rootNVDAObject,backendName="adobeFlash") 
31   
32 -        def __contains__(self,obj): 
33                  return winUser.isDescendantWindow(self.rootNVDAObject.windowHandle, obj.windowHandle) 
34   
35 -        def _get_isAlive(self): 
36                  if self.isLoading: 
37                          return True 
38                  root=self.rootNVDAObject 
39                  if not root: 
40                          return False 
41                  if not winUser.isWindow(root.windowHandle) or root.role == controlTypes.ROLE_UNKNOWN: 
42                          return False 
43                  return True 
44   
45 -        def getNVDAObjectFromIdentifier(self, docHandle, ID): 
46                  return NVDAObjects.IAccessible.getNVDAObjectFromEvent(docHandle, winUser.OBJID_CLIENT, ID) 
47   
48 -        def getIdentifierFromNVDAObject(self,obj): 
49                  return obj.windowHandle, obj.event_childID 
50   
51 -        def _searchableAttribsForNodeType(self,nodeType): 
52                  if nodeType=="formField": 
53                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_PUSHBUTTON,oleacc.ROLE_SYSTEM_RADIOBUTTON,oleacc.ROLE_SYSTEM_CHECKBUTTON,oleacc.ROLE_SYSTEM_COMBOBOX,oleacc.ROLE_SYSTEM_LIST,oleacc.ROLE_SYSTEM_TEXT]} 
54                  elif nodeType=="list": 
55                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_LIST]} 
56                  elif nodeType=="listItem": 
57                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_LISTITEM]} 
58                  elif nodeType=="button": 
59                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_PUSHBUTTON]} 
60                  elif nodeType=="edit": 
61                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_TEXT]} 
62                  elif nodeType=="radioButton": 
63                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_RADIOBUTTON]} 
64                  elif nodeType=="comboBox": 
65                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_COMBOBOX]} 
66                  elif nodeType=="checkBox": 
67                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_CHECKBUTTON]} 
68                  elif nodeType=="graphic": 
69                          attrs={"IAccessible::role":[oleacc.ROLE_SYSTEM_GRAPHIC]} 
70                  elif nodeType=="focusable": 
71                          attrs={"IAccessible::state_%s"%oleacc.STATE_SYSTEM_FOCUSABLE:[1]} 
72                  else: 
73                          return None 
74                  return attrs 
75   
76 -        def _activateNVDAObject(self, obj): 
77                  try: 
78                          obj.doAction() 
79                          return 
80                  except: 
81                          pass 
82   
83                  log.debugWarning("could not programmatically activate field, trying mouse") 
84                  l=obj.location 
85                  if not l: 
86                          log.debugWarning("no location for field") 
87                          return 
88                  x=(l[0]+l[2]/2) 
89                  y=l[1]+(l[3]/2)  
90                  oldX,oldY=winUser.getCursorPos() 
91                  winUser.setCursorPos(x,y) 
92                  winUser.mouse_event(winUser.MOUSEEVENTF_LEFTDOWN,0,0,None,None) 
93                  winUser.mouse_event(winUser.MOUSEEVENTF_LEFTUP,0,0,None,None) 
94                  winUser.setCursorPos(oldX,oldY) 
95