GURUUMEDITATION

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Events and MVVM commands in Metro

  One of the biggest limitations for the MVVM pattern in Metro development is the lack of behaviors. I was quickly stuck because I didn’t found a way, using the MVVM pattern, to launch commands from control events like I used to do using MVVM Light event to command behavior. I was sad to hear not only there are not behaviors in WinRT, but it will [...]

Phone 8 dynamic fractal lock screen background

A new feature of Windows Phone 8 is you can have application that can change the lock screen background. To tell the OS your app is a lock screen background provider, you have to add an Extension in the WMAppManifest.xml, just after the area : Now your app should appears as background provider for the lock screen :   To set the background, [...]

Phone 8 Wallet I : Deals

This is the first part of a series about the Windows Phone 8 Wallet. The menu : Phone 8 Wallet I : Deals Phone 8 Wallet II : Membership and Transactions Phone 8 Wallet III : WalletAgents Phone 8 Wallet IV : Wallet and NFC   You can see deals as coupons. It appears like this in Wallet :   First thing first, before you can use Wallet in your application, [...]

Phone 8 Wallet III : WalletAgents

This is the third part of a series about the Windows Phone 8 Wallet. The menu : Phone 8 Wallet I : Deals Phone 8 Wallet II : Membership and Transactions Phone 8 Wallet III : WalletAgents Phone 8 Wallet IV : Wallet and NFC   Let’s talk about Wallet Agents. Not much to talk about it as it is fairly simple (If you are not using payment as I do).   What [...]

Phone 8 Wallet II : Membership and Transactions

This is the second part of a series about the Windows Phone 8 Wallet. The menu : Phone 8 Wallet I : Deals Phone 8 Wallet II : Membership and Transactions Phone 8 Wallet III : WalletAgents Phone 8 Wallet IV : Wallet and NFC   Wallet can be used to pay (What a surprise !). For that, you have several classes, depending on what you want to achieve : OnlinePaymentInstrument, [...]

Phone 8 Wallet IV : Wallet and NFC

This is the last part of a series about the Windows Phone 8 Wallet. The menu : Phone 8 Wallet I : Deals Phone 8 Wallet II : Membership and Transactions Phone 8 Wallet III : WalletAgents Phone 8 Wallet IV : Wallet and NFC   For this last part, we will mix Wallet with NFC. In fact, there is nothing new about Wallet here, it is just an example of how [...]