Today's Smalltalk Daily looks at some of the other (non file/directory) convenience methods in class Dialog. To watch now, use the viewer below:

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Technorati Tags: smalltalk, dialog box

Today's Smalltalk Daily looks at File and Directory dialogs in VisualWorks - both native and non-native. To watch now, use the viewer below:

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Technorati Tags: smalltalk, file dialog

Today's Smalltalk Daily looks at the Announcement framework - the replacement for both trigger events and change/update. To follow along with the code, download it here (zip archive of the parcel). To watch now, use the viewer below:

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Technorati Tags: smalltalk, announcements, events

Today's Smalltalk Daily looks at some file and stream i/o basics. To watch now, use the viewer below:

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Technorati Tags: smalltalk, io, stream, file

Today's Smalltalk Daily looks at interfacing to a simple COM api in Windows - specifically, the speech API. The code to get the dispatch driver is a little involved, so the #setupDriver method in the video is included below - to skip to the video, click here

setupDriver
	"set up the COM driver"

	| ref descs ifc guid  refs |
	refs := COMRegistryInterface extTypeLibraryIDMap 
		select: [:each | each name notNil].
	ref := refs
			detect: [:each | 
				'Microsoft Speech Object Library*' match: each name]
			ifNone: [nil].
	ref ifNil: [^nil].
	descs := ref containedTypeDescriptions.
	ifc := descs
		detect: [:each | 'SpVoice' match: each name]
		ifNone: [nil].
	ifc ifNil: [^nil].
	guid := ifc guid.
	driver := AdvancedDispatchDriver
		on: (IClassFactory 
				createInstance: guid 
				iid: External.COMConstants.IID_IDispatch 
				context:	External.COMConstants.CLSCTX_SERVER).
	^driver

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Technorati Tags: windows, com, speech, smalltalk

Today's Smalltalk Daily takes a more detailed look at the Counter example in Seaside. To watch now, use the viewer below:

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Technorati Tags: smalltalk, seaside, WACounter

Today's Smalltalk Daily looks at the Counter example in Seaside 3.0 - as an example of how to get started with Seaside. To watch now, use the viewer below:

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Technorati Tags: smalltalk, seaside, counter example

Today's Smalltalk Daily looks at one of the cool things about the Smalltalk image - you can save your current state completely - including debugging sessions. Have a hard problem to debug, and you don't want to stay late? Just save the image and come back to it later. To watch now, use the viewer below:

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Technorati Tags: smalltalk, debugger, smalltalk image

Today's Smalltalk Daily looks at integrating a feed from Google calendar with the syndication handling code that is used in BottomFeeder. The code I used in the screencast is below - to load that code, get the packages GCal-Example2 and Syndication-Handling from the public store repository. Make sure to load the latest NetworkAppUtilities as well; the version that loads from disk is not the latest version. To skip to the video, click here.

"get the request token"
gAuth := AuthRequest 
	requestTokenFor: 'cl' 
	user: username
	password: password
	clientName: 'Cincom-VisualWorks-771'.

"get the response as XML"
serviceResponse := ServiceRequest
					makeRequestWith: gAuth 
					requestPrepObject: ExampleRequestPrep new.
xml := serviceResponse contents.

"get the feed object"
feed := Constructor getFeedFromStream: xml readStream.

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Technorati Tags: google, smalltalk, rss, atom, calendar

Today's Smalltalk Daily looks at using xAuth to connect to a public web service - in this case, Twitter. The code I used in the screencast is below - to load that code, get the packages OAuth and MinXAuthTwit from the public store repository. To skip to the video, click here.

"the entire conversation with Twitter"
auth := XAuthenticator 
	fromSettings: (OAuth.Settings fromFile: 'twitterOAuth.ini').
accessData := auth executeXAuthAccessTokenRequest.
postCollection := OrderedCollection new.
postCollection add: 'status' -> 'Testing xAuth to Twitter from Smalltalk'.
auth 
	executeXAuthCallFor: postCollection 
	with: accessData 
	to: 'http://api.twitter.com/1/statuses/update.json'

"save the results as a file for addition to any RSS/Atom aware tool"
file := 'calFeed.xml' asFilename writeStream.
file nextPutAll: xml.
file close.

"Using the simpler package I published"
MiniTwitPoster tweet: 'Test Tweet from simple interface object'

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Technorati Tags: smalltalk, twitter, xAuth, http

Today's Smalltalk Daily looks at using the client authentication to Google we built to retrieve an Atom feed of calendar events. The code I'm demonstrating is in the public store repository under the name GCal-Example - the usage in the screencast is below. To skip to the video, click here.

"get the request token - cl is the calendar service"
gAuth := AuthRequest 
	requestTokenFor: 'cl' 
	user: username
	password: password
	clientName: 'Cincom-VisualWorks-771'.

"get the response as XML"
request := EventRangeRequest
		from: (Timestamp 
			readFrom: '09/01/10 0:00:00' readStream)
		to: (Timestamp 
			readFrom: '10/01/10 0:00:00' readStream).
response := ServiceRequest
					makeRequestWith: gAuth
					requestPrepObject: request.
xml := response contents.

"save the results as a file for addition to any RSS/Atom aware tool"
file := 'calFeed.xml' asFilename writeStream.
file nextPutAll: xml.
file close.

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Technorati Tags: smalltalk, google, calendar, http

Today's Smalltalk Daily looks at using the client authentication to Google we built yesterday. Today's screencast builds a small example of interfacing to Google to get your calendar settings. The code I'm demonstrating is in the public store repository under the name GCal-Example - the usage in the screencast is below. To skip to the video, click here.

"get the request token - cl is the calendar service"
gAuth := AuthRequest 
	requestTokenFor: 'cl' 
	user: username
	password: password
	clientName: 'Cincom-VisualWorks-771'.

"get settings the hard way"
settingsRequest := SettingsRequest new user: username.
settingsResponse := ServiceRequest
					makeRequestWith: gAuth
					requestPrepObject: settingsRequest.
CalendarSettings from: ((JsonReader 
		readFrom: settingsResponse contents readStream)
	 at: 'data').

"make it simpler"
SettingsRequester getSettingsFor: username using: gAuth

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Technorati Tags: smalltalk, google calendar, http, json

Today's Smalltalk Daily looks at implementing a client interface to Google services. That required implementing the client login scheme google uses (for desktop clients). Today's screencast covers that client auth scheme. The code I'm demonstrating is in the public store repository under the name GoogleClientAuth - the usage in the screencast is below. To skip to the video, click here.

"get the request token - cl is the calendar service"
gAuth := AuthRequest 
	requestTokenFor: 'cl' 
	user: username
	password: password
	clientName: 'Cincom-VisualWorks-771'.

"now we can start making requests - this makes a 
simple request to the 'own' feed for google calendar"
serviceResponse := ServiceRequest
					makeRequestWith: gAuth 
					requestPrepObject: ExampleRequestPrep new.
feed := serviceResponse contents

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Technorati Tags: smalltalk, google, google api, REST, http

Today's Smalltalk Daily looks at using a simple, RESTful web api from a Smalltalk client. To watch now, use the viewer below:

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Technorati Tags: smalltalk, REST, http, web api

Today's Smalltalk Daily looks at customizing the hotkeys for the debugger. To watch now, use the viewer below:

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Technorati Tags: smalltalk, debugger, hotkeys

Today's Smalltalk Daily looks at using creating an ObjectStudio UI for an existing domain model - the same one we used for VisualWorks in this screencast. To watch now, use the viewer below:

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Technorati Tags: smalltalk, objectstudio, domain model

Today's Smalltalk Daily looks at using SUnitToo to create a simple unit test - the test is for the code we created in yesterday's screencast. To watch now, use the viewer below:

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Technorati Tags: tdd, testing, smalltalk, sunit

Today's Smalltalk Daily looks at hooking up a domain model to a UI. You can follow along by downloading the code here. To watch now, use the viewer below:

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Technorati Tags: smalltalk, UI, domain model, visualworks

Today's Smalltalk Daily is an overview of the ADvance modeling tool that ships with VisualWorks. Specifically, we use it to produce HTML documentation of a package. To watch now, use the viewer below:

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Technorati Tags: smalltalk, advance, modeling, documentation

Today's Smalltalk Daily is an overview of the debugger in VW 7.7.1 and ObjectStudio 8.2.1. In today's screencast, we take a look at the toolbar buttons, which is what you'll use most often when debugging. To watch now, use the viewer below:

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Technorati Tags: debugger, smalltalk, visualworks, objectstudio