Python watchdog.cancellableSendMessage函数代码示例

	def _get_role(self):
		hItem=watchdog.cancellableSendMessage(self.windowHandle,CLM_GETSELECTION,0,0)
		iType=watchdog.cancellableSendMessage(self.windowHandle,CLM_GETITEMTYPE,hItem,0)
		if iType==CLCIT_DIVIDER or iType==CLCIT_INVALID: #some clists treat invalid as divider
			return controlTypes.ROLE_SEPARATOR
		else:
			return controlTypes.ROLE_TREEVIEWITEM

	def _getWordOffsets(self,offset):
		start=watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_WORDSTARTPOSITION,offset,0)
		end=watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_WORDENDPOSITION,start,0)
		if end<=offset:
			start=end
			end=watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_WORDENDPOSITION,offset,0)
		return [start,end]

	def _getOffsetFromPoint(self,x,y):
		x, y = winUser.ScreenToClient(self.obj.windowHandle, x, y)
		if self.obj.editAPIVersion>=1:
			processHandle=self.obj.processHandle
			internalP=winKernel.virtualAllocEx(processHandle,None,ctypes.sizeof(PointLStruct),winKernel.MEM_COMMIT,winKernel.PAGE_READWRITE)
			try:
				p=PointLStruct(x,y)
				winKernel.writeProcessMemory(processHandle,internalP,ctypes.byref(p),ctypes.sizeof(p),None)
				offset=watchdog.cancellableSendMessage(self.obj.windowHandle,winUser.EM_CHARFROMPOS,0,internalP)
			finally:
				winKernel.virtualFreeEx(processHandle,internalP,0,winKernel.MEM_RELEASE)
		else:
			p=x+(y<<16)
			res=watchdog.cancellableSendMessage(self.obj.windowHandle,winUser.EM_CHARFROMPOS,0,p)
			offset=winUser.LOWORD(res)
			lineNum=winUser.HIWORD(res)
			if offset==0xFFFF and lineNum==0xFFFF:
				raise LookupError("Point outside client area")
			if self._getStoryLength() > 0xFFFF:
				# Returned offsets are 16 bits, therefore for large documents, we need to make sure that the correct offset is returned.
				# We can calculate this by using the start offset of the line with the retrieved line number.
				lineStart=watchdog.cancellableSendMessage(self.obj.windowHandle,winUser.EM_LINEINDEX,lineNum,0)
				# Get the last 16 bits of the line number
				lineStart16=lineStart&0xFFFF
				if lineStart16 > offset:
					# There are cases where the last 16 bits of the line start are greather than the 16 bits offset.
					# For example, this happens when the line start offset is 65534 (0xFFFE)
					# and the offset we need ought to be 65537 (0x10001), which is a 17 bits number
					# In that case, add 0x10000 to the offset, which will make the eventual formula return the correct offset,
					# unless a line has more than 65535 characters, in which case we can't get a reliable offset.
					offset+=0x10000
				offset = (offset - lineStart16) + lineStart
		return offset

 def _getTextRange(self, start, end):
     bufLen = (end - start) + 1
     textRange = TextRangeStruct()
     textRange.chrg.cpMin = start
     textRange.chrg.cpMax = end
     processHandle = self.obj.processHandle
     internalBuf = winKernel.virtualAllocEx(
         processHandle, None, bufLen, winKernel.MEM_COMMIT, winKernel.PAGE_READWRITE
     )
     try:
         textRange.lpstrText = internalBuf
         internalTextRange = winKernel.virtualAllocEx(
             processHandle, None, ctypes.sizeof(textRange), winKernel.MEM_COMMIT, winKernel.PAGE_READWRITE
         )
         try:
             winKernel.writeProcessMemory(
                 processHandle, internalTextRange, ctypes.byref(textRange), ctypes.sizeof(textRange), None
             )
             watchdog.cancellableSendMessage(self.obj.windowHandle, SCI_GETTEXTRANGE, 0, internalTextRange)
         finally:
             winKernel.virtualFreeEx(processHandle, internalTextRange, 0, winKernel.MEM_RELEASE)
         buf = ctypes.create_string_buffer(bufLen)
         winKernel.readProcessMemory(processHandle, internalBuf, buf, bufLen, None)
     finally:
         winKernel.virtualFreeEx(processHandle, internalBuf, 0, winKernel.MEM_RELEASE)
     cp = watchdog.cancellableSendMessage(self.obj.windowHandle, SCI_GETCODEPAGE, 0, 0)
     if cp == SC_CP_UTF8:
         return unicode(buf.value, errors="replace", encoding="utf-8")
     else:
         return unicode(buf.value, errors="replace", encoding=locale.getlocale()[1])

	def _get_columnCount(self):
		if not self.isMultiColumn:
			return 0
		headerHwnd= watchdog.cancellableSendMessage(self.windowHandle,LVM_GETHEADER,0,0)
		count = watchdog.cancellableSendMessage(headerHwnd, HDM_GETITEMCOUNT, 0, 0)
		if not count:
			return 1
		return count

	def _get_states(self):
		newStates=super(mirandaIMContactList,self)._get_states()
		hItem=watchdog.cancellableSendMessage(self.windowHandle,CLM_GETSELECTION,0,0)
		state=watchdog.cancellableSendMessage(self.windowHandle,CLM_GETEXPAND,hItem,0)
		if state==CLE_EXPAND:
			newStates.add(controlTypes.STATE_EXPANDED)
		elif state==CLE_COLLAPSE:
			newStates.add(controlTypes.STATE_COLLAPSED)
		return newStates

	def _getPointFromOffset(self,offset):
		point=textInfos.Point(
		watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_POINTXFROMPOSITION,None,offset),
		watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_POINTYFROMPOSITION,None,offset)
		)
		if point.x and point.y:
			return point
		else:
			raise NotImplementedError

	def _getLineNumFromOffset(self,offset):
		ciChar=AECHARINDEX()
		processHandle=self.obj.processHandle
		internalCiChar=winKernel.virtualAllocEx(processHandle,None,ctypes.sizeof(ciChar),winKernel.MEM_COMMIT,winKernel.PAGE_READWRITE)
		try:
			watchdog.cancellableSendMessage(self.obj.windowHandle,AEM_RICHOFFSETTOINDEX,offset,internalCiChar)
			winKernel.readProcessMemory(processHandle,internalCiChar,ctypes.byref(ciChar),ctypes.sizeof(ciChar),None)
		finally:
			winKernel.virtualFreeEx(processHandle,internalCiChar,0,winKernel.MEM_RELEASE)
		return ciChar.nLine

	def _getStoryLength(self):
		ciChar=AECHARINDEX()
		processHandle=self.obj.processHandle
		internalCiChar=winKernel.virtualAllocEx(processHandle,None,ctypes.sizeof(ciChar),winKernel.MEM_COMMIT,winKernel.PAGE_READWRITE)
		try:
			watchdog.cancellableSendMessage(self.obj.windowHandle,AEM_GETINDEX,AEGI_LASTCHAR,internalCiChar)
			end=watchdog.cancellableSendMessage(self.obj.windowHandle,AEM_INDEXTORICHOFFSET,0,internalCiChar)
		finally:
			winKernel.virtualFreeEx(processHandle,internalCiChar,0,winKernel.MEM_RELEASE)
		return end+1

	def _getPointFromOffset(self,offset):
		x, y = winUser.ClientToScreen(self.obj.windowHandle,
			watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_POINTXFROMPOSITION,None,offset),
			watchdog.cancellableSendMessage(self.obj.windowHandle,SCI_POINTYFROMPOSITION,None,offset)
		)
		point=textInfos.Point(x, y)
		if point.x is not None and point.y is not None:
			return point
		else:
			raise NotImplementedError

	def _get_childCount(self):
		hItem=self.treeview_hItem
		if not hItem:
			return 0
		childItem=watchdog.cancellableSendMessage(self.windowHandle,TVM_GETNEXTITEM,TVGN_CHILD,hItem)
		if childItem<=0:
			return 0
		numItems=0
		while childItem>0:
			numItems+=1
			childItem=watchdog.cancellableSendMessage(self.windowHandle,TVM_GETNEXTITEM,TVGN_NEXT,childItem)
		return numItems

	def _getColumnImageIDRaw(self, index):
		processHandle=self.processHandle
		internalItem=winKernel.virtualAllocEx(processHandle,None,sizeof(self.LVITEM),winKernel.MEM_COMMIT,winKernel.PAGE_READWRITE)
		try:
			item=self.LVITEM(iItem=self.IAccessibleChildID-1,mask=LVIF_IMAGE|LVIF_COLUMNS,iSubItem=index)
			winKernel.writeProcessMemory(processHandle,internalItem,byref(item),sizeof(self.LVITEM),None)
			item.mask=LVIF_IMAGE|LVIF_COLUMNS
			winKernel.writeProcessMemory(processHandle,internalItem,byref(item),sizeof(self.LVITEM),None)
			watchdog.cancellableSendMessage(self.windowHandle,LVM_GETITEMW, 0, internalItem)
			winKernel.readProcessMemory(processHandle,internalItem,byref(item),sizeof(item),None)
		finally:
			winKernel.virtualFreeEx(processHandle,internalItem,0,winKernel.MEM_RELEASE)
		return item.iImage

	def _getWordOffsets(self,offset):
		if self.obj.editAPIVersion>=2:
			start=watchdog.cancellableSendMessage(self.obj.windowHandle,EM_FINDWORDBREAK,WB_MOVEWORDLEFT,offset)
			end=watchdog.cancellableSendMessage(self.obj.windowHandle,EM_FINDWORDBREAK,WB_MOVEWORDRIGHT,start)
			if end<=offset:
				start=end
				end=watchdog.cancellableSendMessage(self.obj.windowHandle,EM_FINDWORDBREAK,WB_MOVEWORDRIGHT,offset)
			return (start,end)
		else:
			if self._getTextRange(offset,offset+1) in ['\r','\n']:
				return offset,offset+1
			else:
				return super(EditTextInfo,self)._getWordOffsets(offset)

	def _getColumnLocationRaw(self,index):
		processHandle=self.processHandle
		localRect=RECT(left=2,top=index)
		internalRect=winKernel.virtualAllocEx(processHandle,None,sizeof(localRect),winKernel.MEM_COMMIT,winKernel.PAGE_READWRITE)
		try:
			winKernel.writeProcessMemory(processHandle,internalRect,byref(localRect),sizeof(localRect),None)
			watchdog.cancellableSendMessage(self.windowHandle,LVM_GETSUBITEMRECT, (self.IAccessibleChildID-1), internalRect)
			winKernel.readProcessMemory(processHandle,internalRect,byref(localRect),sizeof(localRect),None)
		finally:
			winKernel.virtualFreeEx(processHandle,internalRect,0,winKernel.MEM_RELEASE)
		windll.user32.ClientToScreen(self.windowHandle,byref(localRect))
		windll.user32.ClientToScreen(self.windowHandle,byref(localRect,8))
		return (localRect.left,localRect.top,localRect.right-localRect.left,localRect.bottom-localRect.top)

	def _getLineOffsets(self,offset):
		(start,end)=super(AkelEditTextInfo,self)._getLineOffsets(offset)
		if end == self._getStoryLength():
			return (start,end)
		ciChar=AECHARINDEX()
		processHandle=self.obj.processHandle
		internalCiChar=winKernel.virtualAllocEx(processHandle,None,ctypes.sizeof(ciChar),winKernel.MEM_COMMIT,winKernel.PAGE_READWRITE)
		try:
			watchdog.cancellableSendMessage(self.obj.windowHandle,AEM_RICHOFFSETTOINDEX,offset,internalCiChar)
			watchdog.cancellableSendMessage(self.obj.windowHandle,AEM_GETINDEX,AEGI_NEXTLINE,internalCiChar)
			end=watchdog.cancellableSendMessage(self.obj.windowHandle,AEM_INDEXTORICHOFFSET,0,internalCiChar)
		finally:
			winKernel.virtualFreeEx(processHandle,internalCiChar,0,winKernel.MEM_RELEASE)
		return (start,end)