BEDelphi - LiveBindings in Delphi XE2 - Devia

LiveBindings in Delphi XE2

Hi! I’m Stefaan

Our company

Our companySoftware Development

Our companySoftware Development & New Media Technologies

You can ﬁnd me here :

You can ﬁnd me here : www.devia.be www.twitter.com/StefaanLesage www.linkedin.com/in/ stefaanlesage Stefaan_Lesage on Skype

Pens Down !!!

Pens Down !!!• ‘White-Paper’

Pens Down !!!• ‘White-Paper’• 25 Pages

Pens Down !!!• ‘White-Paper’• 25 Pages• Text, Screenshots & Code

Pens Down !!!• ‘White-Paper’• 25 Pages• Text, Screenshots & Code• Links to resources

Pens Down !!!• ‘White-Paper’• 25 Pages• Text, Screenshots & Code• Links to resources• ...

LiveBindings

LiveBindings What is LiveBindings ?

LiveBindings What is LiveBindings ?What can we use LiveBindings for ?

LiveBindings What is LiveBindings ?What can we use LiveBindings for ? How does it all work ?

LiveBindings What is LiveBindings ?What can we use LiveBindings for ? How does it all work ? Managed vs Unmanaged ?

LiveBindings What is LiveBindings ?What can we use LiveBindings for ? How does it all work ? Managed vs Unmanaged ? Demos ...

LiveBindings

What isLiveBindings ?

What isLiveBindings ?In short ... a technique to bind Data to Objets or Components.

What can we useLiveBindings for ?

What can we use LiveBindings for ?• Bind TDataSet data to a Component

What can we use LiveBindings for ?• Bind TDataSet data to a Component• Bind data from one component to another

What can we use LiveBindings for ?• Bind TDataSet data to a Component• Bind data from one component to another• Bind a combination of data using expressions to a property of an Object

How does it Work ?

How does it Work ? • Source

How does it Work ? • Source • Source Expression

How does it Work ? • Source • Source Expression • Control

How does it Work ? • Source • Source Expression • Control • Control Expression

How does it Work ?

How does it Work ?SourceTPerson

How does it Work ? Source TPersonSource Expression FirstName

How does it Work ? Source Control TPerson TEditSource Expression FirstName

How does it Work ? Source Control TPerson TEditSource Expression Control Expression FirstName Text

How does it Work ? Source Control TPerson TEditSource Expression Control Expression FirstName Text Engine

Managed vsUnmanaged

Managed vs Unmanaged• Unmanaged Bindings

Managed vs Unmanaged• Unmanaged Bindings • Automatic

Managed vs Unmanaged• Unmanaged Bindings • Automatic• Managed Bindings

Managed vs Unmanaged• Unmanaged Bindings • Automatic• Managed Bindings • You need to inform the LiveBindings engine of Changes.

LiveBindings What is LiveBindings ?What can we use LiveBindings for ? How does it all work ? Managed vs Unmanaged ? Demos ..

Demo 1

Demo 1Binding data from a TDataSet to Visual Controls.

Demo 2

Demo 2Binding properties from one component to properties of another component.

Expression ?

Expression ?• Functions

Expression ?• Functions • LowerCase(), UpperCase(), Round(), FormatDateTime(), StrToDateTime(), Format(), ToVariant(), ToStr(), Min(), Max()

Expression ?• Functions • LowerCase(), UpperCase(), Round(), FormatDateTime(), StrToDateTime(), Format(), ToVariant(), ToStr(), Min(), Max()• Operators

Expression ?• Functions • LowerCase(), UpperCase(), Round(), FormatDateTime(), StrToDateTime(), Format(), ToVariant(), ToStr(), Min(), Max()• Operators • + - * / ! = <> < <= =>

Expression ?• Functions • LowerCase(), UpperCase(), Round(), FormatDateTime(), StrToDateTime(), Format(), ToVariant(), ToStr(), Min(), Max()• Operators • + - * / ! = <> < <= => • nil, True, False, Pi

Demo 3

Demo 3 Binding properties of a TObjectdescendant created at run-time to TEdit and TLabel components

What can we useLiveBindings for ?

What can we use LiveBindings for ?• Bind TDataSet data to a Component

What can we use LiveBindings for ?• Bind TDataSet data to a Component• Bind data from one component to another

What can we use LiveBindings for ?• Bind TDataSet data to a Component• Bind data from one component to another• Bind a combination of data using expressions to a property of an Object

Stefaan Lesage

Stefaan Lesagewww.devia.bewww.twitter.com/StefaanLesagewww.linkedin.com/in/stefaanlesageStefaan_Lesage on Skype

Questions ?

http://www.devia.be	1854
http://translate.googleusercontent.com	4
http://a0.twimg.com	2

BEDelphi - LiveBindings in Delphi XE2 - Devia

by Stefaan Lesage on Nov 18, 2011

Accessibility

Categories

Tags

Upload Details

Usage Rights

3 Embeds 1,860

Statistics

BEDelphi - LiveBindings in Delphi XE2 - Devia — Presentation Transcript