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IntellisenseX and Thor question
Message
From
13/06/2016 07:44:52
Walter Meester
HoogkarspelNetherlands
 
 
To
12/06/2016 22:56:44
General information
Forum:
Visual FoxPro
Category:
VFPX/Sedna
Miscellaneous
Thread ID:
01637273
Message ID:
01637304
Views:
60
I've installed Thor and played a little with it.
I can't get past the slowness in larger PRG files. Taking up to 2 seconds for the list to popup. Any way arround that ?

Walter,





>There are some very powerful ways to get Thor IntellisenseX to work on your objects/classes when coding.
>
>First, let me tell you this... The best place to get support for Thor questions is to join the Thor google group and post your question there.
>
>https://groups.google.com/forum/#!forum/foxprothor
>
>
>Now, some direct guidance:
>
>There are some plug-ing prgs that get called to help resolve your code reference into the underlying object that you are targeting.
>
>For instance;
>
>thor_proc_gettablefromobject.prg and peme_opentable.prg Watch this video to learn more about these: https://www.youtube.com/watch?v=UGyqlInAfvc&hd=1&rel=0
>
>
>There is also the Alias Dictionary table which can map object names to class names or table schemas. Learn more about it here: https://groups.google.com/forum/#!topic/foxprothor/3D17opqq8JQ
>
>
>
>Each of these plugins and table are used by Thor when it is trying to resolve your code/object reference. In these plugins/table, *you* can write code that helps IntellisenxeX work. In my use case, I use GetTableFromObject parse the object name I am coding with and I return the correct object to Thor and then Thor can perform Intellisense analysis on it.
>
>
>For example, here is my code from my customized thor_proc_gettablefromobject.prg file:
>
>
>
>
>
>	lxResult = GetSQLStructure(lcEntityName)
>	If Vartype(lxResult) = 'O'
>		Return Execscript(_Screen.cThorDispatcher, 'Result=', lxResult)
>	Endif
>
>#Define PROPERTYNAME 'cAlias'
>#Define ccTab Chr[9]
>
>loHost = toParameters.oTopOfForm
>
>
>lnWordCount = GetWordCount(lcEntityName, '.')
>lcLastWord = GetWordNum(lcEntityName, lnWordCount, '.')
>
>If lnWordCount > 1
>	lcNextToLastWord = GetWordNum(lcEntityName, lnWordCount -1 , '.')
>Else
>	lcNextToLastWord = ''
>EndIf
>
>*// Note: The cases below may return and Table Alias, or and object instance of a class
>Do Case
>	* Case Vartype(loForm) # 'O'
>	* 	lcAlias = .F.
>
>	*	Case Lower(lcEntityName) == 'Thisform.oMainObject.oData'
>	*		lcAlias = GetTableAlias(loForm, PROPERTYNAME, .T.)
>
>	Case lcEntityName == 'this.odata' and Vartype(loHost) = 'O' and PemStatus(loHost, 'cFilename', 5) and !Empty(loHost.cFilename)
>			lcAlias = loHost.cFilename
>
>	Case lcEntityName == 'this.odata' and Vartype(loHost) = 'O'
>			lcAlias = GetTableFromBOKey(loHost.Class)
>			
>			
>	*-- Thisform.oMainObject.oData (return the table name)
>	Case ('mainobject.odata' $ lcEntityName or toParameters.lForceIt) and ;
>				Vartype(loHost) = 'O' and ;
>				PemStatus(loHost, lcFormBusinessObjectRef, 5)
>			lcBusinessObjectClass = Alltrim(Lower(Eval('loHost.' + lcFormBusinessObjectRef)))
>			lcAlias = GetTableFromBOKey(lcBusinessObjectClass)
>
>	*---------------------------------------------------------------------------------------
>	*// Blah.Blah.oJob.oCustomer.oData -> Will return an instance of the Customer oData object from the DB
>	Case Lower(lcLastWord) = 'odata' and Left(Lower(lcNextToLastWord), 1) = 'o'
>		lcBusObjKey = Substr(lcNextToLastWord, 2)
>		lcAlias = GetTableFromBOKey(lcBusObjKey)
>
>	*-- Thisform.oMainObject, but loHost not passed yet, return out, it will be called again with loHost
>	Case ('mainobject' $ lcEntityName or toParameters.lForceIt) and ;
>				Vartype(loHost) != 'O'
>			lcAlias = .null.
>
>
>	*-- Thisform.oMainObject (Return an instance of the Business Object in cMainObjectClass --
>	Case ('mainobject' $ lcEntityName or toParameters.lForceIt) and ;
>				Vartype(loHost) = 'O' and ;
>				PemStatus(loHost, lcFormBusinessObjectRef, 5)
>			lcBusinessObjectClass = Alltrim(Lower(Eval('loHost.' + lcFormBusinessObjectRef)))
>			lcAlias = CreateObjectFromBOKey(lcBusinessObjectClass) && Note: Returns asn Object, not an alias string.
>			
>			
>	*---------------------------------------------------------------------------------------
>	*// Blah.Blah.Blah.oVendor -> Will return an instance of the Vendor object
>	Case 'o' = Left(Lower(lcLastWord), 1) and Lower(lcLastWord) != 'odata'
>		lcBusObjKey = Substr(lcLastWord, 2)
>		lcAlias = CreateObjectFromBOKey(lcBusObjKey)
>
>
>	*---------------------------------------------------------------------------------------
>	*// loJob -> Will return an instance of the Job object
>	Case 'lo' = Left(Lower(lcEntityName),2) and !('.' $ lcEntityName)
>		lcObjectRef = GetWordNum(lcEntityName, 1, '.')
>		If Lower(Left(lcObjectRef, 2)) = 'lo'
>			lcBusObjKey = Substr(lcObjectRef, 3)
>			lcAlias = CreateObjectFromBOKey(lcBusObjKey)
>		Endif
>
>	*// loJob.oData or This.oData -> Returns the table name from the BO Dictionary
>	Case '.odata' $ Lower(lcEntityName)
>		lcObjectRef = GetWordNum(lcEntityName, 1, '.')
>		If Lower(Left(lcObjectRef, 2)) = 'lo'
>			lcBusObjKey = Substr(lcObjectRef, 3)
>			lcAlias = GetTableFromBOKey(lcBusObjKey)
>		EndIf
>		
>		*-- If not found using the seed as a BO key, then let's try it as the table name
>		If Empty(lcAlias)
>			lcAlias = lcBusObjKey
>		EndIf
>		
>	Case Left(lcLastWord, 1) == 'o'
>		lcBOKey = Substr(lcLastWord, 2)
>		lcAlias = CreateObjectFromBOKey(lcBOKey) && Note: Returns asn Object, not an alias string.
>
>	*!* Case lcBaseClass == 'custom'
>	*!* 	If (lcClassMatch $ lcEntityName or toInfo.lForceIt)
>	*!* 		lcBusinessObjectClass = Alltrim(Lower(loHost.name))
>	*!* 		lcAlias = GetTableFromBOKey(lcBusinessObjectClass)
>	*!* 	EndIf
>
>	Case llForceit
>		lcAlias = GetTableAlias(loForm, PROPERTYNAME, .T.)
>		
>	Otherwise
>		lcAlias = .F.
>
>Endcase
>
>
>Return Execscript(_Screen.cThorDispatcher, 'Result=', lcAlias)
>
>
>
>*=======================================================================================
>
>
>Procedure GetTableAlias(loForm, tcPropertyName, tlCurrentAlias)
>	* If property <tcPropertyName> exists in object <loForm>, 
>	* calls plug-in <PEME_OpenTable> to select or open the table
>	* with that alias.
>
>	* If this does not result in the desired table, and if
>	* <tlCurrentAlias> is .T., tries to use the current table
>
>	Local lcAlias
>
>	If Pemstatus(loForm, tcPropertyName, 5) And Vartype(loForm.&tcPropertyName) = 'C'
>		lcAlias = loForm.&tcPropertyName
>		If Empty(lcAlias) And Lower(loForm.Name) = 'bo_'
>			lcAlias = OpenMyTable(Substr(loForm.Name, 4))
>		Endif
>		lcAlias = OpenMyTable(lcAlias)
>	Else
>		lcAlias = .F.
>	Endif
>
>	If Empty(lcAlias) And tlCurrentAlias And Not Empty(Alias())
>		lcAlias = Alias()
>	Endif
>
>	Return lcAlias
>
>Endproc
>
>
>Procedure OpenMyTable(tcAlias)
>	If Empty(tcAlias) Or '.' $ tcAlias
>		Return ''
>	Else
>		Return Execscript(_Screen.cThorDispatcher, 'PEME_OpenTable', tcAlias)
>	Endif
>Endproc
>
>
>Procedure GetSQLStructure(lcEntityName)
>	* Sample Procedure that gets the structure for an SQL table
>
>	* The result is a collection, each element containing the field name,
>	* then a tab, then the data type and width
>
>	* This procedure uses a dictionary in a local table. It could just
>	* as well use SQLColumns to read the structure directly.
>
>	#Define DictionaryTableName 'C:\VISUAL FOXPRO\DATA\KONG\DATADICTIONARY.DBF'
>	#Define Table_FieldName     Xtabname
>	#Define Field_FieldName		field_name
>	#Define Type_FieldName		Field_Type
>	#Define Length_FieldName	Field_Len
>	#Define Decimals_FieldName	Field_Dec
>
>	Local lxResult As 'Collection'
>	Local laFields[1], laList[1], lcTableName, lnSelect
>
>	lxResult = .F.
>	If '.' $ lcEntityName
>		Return lxResult
>	EndIf 
>
>	* Assumes beginning of table name is 'SQL_'
>	If Upper(lcEntityName) = 'SQL_'
>		lcTableName = Substr(lcEntityName, 5)
>	Else
>		lcTableName = lcEntityName
>	Endif
>
>	If File(DictionaryTableName)
>		lnSelect = Select()
>		Use(DictionaryTableName) Alias DataDictSource In 0
>
>		Select  Lower(Field_FieldName)    As  field_name,			;
>				Type_FieldName            As  Field_Type,			;
>				Length_FieldName          As  Field_Len,			;
>				Decimals_FieldName        As  Field_Dec				;
>			From DataDictSource										;
>			Where Lower(Table_FieldName)  = Lower(lcTableName)		;
>			Into Array laFields
>
>		If _Tally > 0
>			Dimension laList[1]
>			Execscript(_Screen.cThorDispatcher, 'THOR_PROC_GetFieldNames', @laFields, @laList, 3)
>			lxResult = Createobject('Empty')
>			AddProperty(lxResult, 'aList[1]')
>			Acopy(laList, lxResult.aList)
>		Endif
>
>		Use In DataDictSource
>		Select(lnSelect)
>	Endif && File(DictionaryTableName)
>
>	Return lxResult
>Endproc
>   
>
>
>
>
>>I know I'm late in the game of looking into Thor, but looking into the youtube videos I see that it can be very useful for me.
>>
>>However, two of my most important problems don't seem to get solved. Please tell me I'm wrong on this.
>>
>>You cannot easily use intellisenseX on public objects. For example I've got several public objects
>>Applic: The global Applic object which can be referred to in any piece of code.
>>oPS: Personal Settings
>>oDatacache: Responsible for caching remote data
>>oDF, Datafunctions, Applic specifig function to create lookups
>>etc...
>>
>>They not specifically declared other than in the places where they are created, but I really like to use intellisense on them anywhere in my project.
>>Is there a way to do this?
>>
>>
>>The other question is whether it is possible to easily save all thor tools and settings to be applied to another development machine. Personally I've got 2 desktops and 2 laptops which I use to code and I really hate to install and configure things on all 4 machines. Is there a way of doing that?

UGyqlInAfvc
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