Obsydian Tips & Techniques

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ObsydianTips &

TechniquesDoctor [email protected] : Adrian SladePrincipal Pattern [email protected]

©1998 Synon Corporation. ©1998 Synon Corporation. 2

ScheduleSchedule

Part 1 - ActiveXPart 1 - ActiveX Choosing a scriptChoosing a script Script techniquesScript techniques Script gotcha’sScript gotcha’s DebuggingDebugging Script help resourcesScript help resources

Part 2 - Creative Meta CodePart 2 - Creative Meta Code Global propertiesGlobal properties Function callsFunction calls Using with ActiveXUsing with ActiveX


ActiveX - Choosing A ScriptActiveX - Choosing A Script

JScriptJScript Live scriptLive script VB scriptVB script Visual BasicVisual Basic


ActiveX - Script Techniques 1ActiveX - Script Techniques 1

Source code or fileSource code or file #External <file name>#External <file name>

Setting propertiesSetting properties Supercedes the API’sSupercedes the API’s Set one or many in a scriptSet one or many in a script Pass and manipulate values as parametersPass and manipulate values as parameters


ActiveX - Setting PropertiesActiveX - Setting Properties



Source code or fileSource code or file Setting propertiesSetting properties Reacting to eventsReacting to events

Events are script subroutinesEvents are script subroutines Retained by the engineRetained by the engine Call API the at start of functionCall API the at start of function


ActiveX - Reacting To EventsActiveX - Reacting To Events



Source code or fileSource code or file Setting propertiesSetting properties Reacting to eventsReacting to events Interacting with the Action DiagramInteracting with the Action Diagram

Runtime supplied methods for Values and EventsRuntime supplied methods for Values and Events


ActiveX - Action DiagramActiveX - Action Diagram



Source code or fileSource code or file Setting propertiesSetting properties Reacting to eventsReacting to events Interacting with the Action DiagramInteracting with the Action Diagram Calling methodsCalling methods

Parameters are optionalParameters are optional


ActiveX - Calling MethodsActiveX - Calling Methods



Source code or fileSource code or file Setting propertiesSetting properties Reacting to eventsReacting to events Interacting with the Action DiagramInteracting with the Action Diagram Calling methodsCalling methods Creating objectsCreating objects

Does not need an ActiveXDoes not need an ActiveX Specific to an object modelSpecific to an object model


ActiveX - Creating ObjectsActiveX - Creating Objects


ActiveX - Script Gotcha’sActiveX - Script Gotcha’s

Value typeValue type The ‘SET’ instructionThe ‘SET’ instruction Function parenthesesFunction parentheses Unsupported objectsUnsupported objects Event parameters have no effectEvent parameters have no effect Event processing out of sequenceEvent processing out of sequence Visual Basic for Applications and Visual Basic 5.0Visual Basic for Applications and Visual Basic 5.0


ActiveX - DebuggingActiveX - Debugging

Can be difficult Can be difficult Use MsgBox “a string or value”Use MsgBox “a string or value” Learn to use Dev Studio in debug modeLearn to use Dev Studio in debug mode Check parentheses and SET instructionCheck parentheses and SET instruction Use the Test mode in the panel designerUse the Test mode in the panel designer Windows Scripting Host?Windows Scripting Host?


ActiveX - Script Help ResourcesActiveX - Script Help Resources

MicrosoftMicrosoft VB script tutorVB script tutor Product help filesProduct help files Visual BasicVisual Basic

ActiveX supplierActiveX supplier Help filesHelp files

VBscript for DummiesVBscript for Dummies Learn the Object ModelLearn the Object Model


Useful Web AddressesUseful Web Addresses

www.synon.com/LavaLounge/TechnicalCorner/Dr_O/www.synon.com/LavaLounge/TechnicalCorner/Dr_O/ www.microsoft.com/VBscript/www.microsoft.com/VBscript/ www.microsoft.com/JScript/www.microsoft.com/JScript/ www.microsoft.com/vbscript/us/vbstutor/vbstutor.htmwww.microsoft.com/vbscript/us/vbstutor/vbstutor.htm www.webadvisor.com/vbscript.htmlwww.webadvisor.com/vbscript.html www.vbscripts.com/www.vbscripts.com/ www.microsoft.com/sitebuilder/www.microsoft.com/sitebuilder/ www.amazon.comwww.amazon.com www.shersoft.comwww.shersoft.com www.download.comwww.download.com www.vbextras.comwww.vbextras.com


Questions So Far ?Questions So Far ?


Creative Meta CodeCreative Meta Code

Examples to spark your imagination - I hope.Examples to spark your imagination - I hope. Code taken from real working functionsCode taken from real working functions


Meta - Global PropertiesMeta - Global Properties

Only works for client C++Only works for client C++ Makes data available to all functionsMakes data available to all functions

within an .EXE’s call graphwithin an .EXE’s call graph


Meta - Global Properties 1Meta - Global Properties 1


Meta - Global Properties 2Meta - Global Properties 2


Meta - Function CallsMeta - Function Calls

Only works for client C++Only works for client C++ Driven by the modelDriven by the model No parameters allowedNo parameters allowed


Meta - Function Calls 1Meta - Function Calls 1


Meta - Function Calls 2Meta - Function Calls 2


Meta - With An ActiveXMeta - With An ActiveX

Loads images into an ImageListLoads images into an ImageList Model drivenModel driven Gets the image name from the NAME objectGets the image name from the NAME object Gets the image location from the Narrative of the Gets the image location from the Narrative of the

NAME objectNAME object


Any More Questions ?Any More Questions ?

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ObsydianTips &

TechniquesDoctor [email protected] : Adrian SladePrincipal Pattern [email protected]

Obsydian Tips & Techniques

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