Windows Phone-based EmailAddressChooserTask

This article is mainly used to record how to use EmailAddressChooserTask. This class is mainly used to select the Contract information that has been stored on the Windows Phone System, such as name and Email. The class diagram is as follows:

The demo is as follows:

<Phone: PhoneApplicationPage
Xmlns = "http://schemas.microsoft.com/winfx/2006/xaml/presentation"
Xmlns: x = "http://schemas.microsoft.com/winfx/2006/xaml"
Xmlns: phone = "clr-namespace: Microsoft. Phone. Controls; assembly = Microsoft. Phone"
Xmlns: shell = "clr-namespace: Microsoft. Phone. Shell; assembly = Microsoft. Phone"
Xmlns: d = "http://schemas.microsoft.com/expression/blend/2008"
Xmlns: mc = "http://schemas.openxmlformats.org/markup-compatibility/2006"
Xmlns: I = "clr-namespace: System. windows. interactivity; assembly = System. windows. interactivity "xmlns: ec =" clr-namespace: Microsoft. expression. interactivity. core; assembly = Microsoft. expression. interactions"
X: Class = "SearchTask. MainPage"
Xmlns: viewModel = "clr-namespace: SearchTask. ViewModel"
Mc: Ignorable = "d" d: DesignWidth = "480" d: DesignHeight = "768"
FontFamily = "{StaticResource PhoneFontFamilyNormal }"
FontSize = "{StaticResource PhoneFontSizeNormal }"
Foreground = "{StaticResource PhoneForegroundBrush }"
SupportedOrientations = "Portrait" Orientation = "Portrait"
Shell: SystemTray. IsVisible = "True">

<! -- LayoutRoot is the root grid where all page content is placed -->
<Grid x: Name = "LayoutRoot" Background = "Transparent">
<Grid. Resources>
<ViewModel: MainPageView x: Key = "ViewModel"/>
</Grid. Resources>
<Grid. RowDefinitions>
<RowDefinition Height = "Auto"/>
<RowDefinition Height = "*"/>
</Grid. RowDefinitions>

<! -- TitlePanel contains the name of the application and page title -->
<StackPanel x: Name = "TitlePanel" Grid. Row = "0" Margin = ",">
<TextBlock x: Name = "ApplicationTitle" Text = "My First Application" Style = "{StaticResource PhoneTextNormalStyle}"/>
<TextBlock x: Name = "PageTitle" Text = "get contact" Margin = "9,-7,0, 0" Style = "{StaticResource PhoneTextTitle1Style}"/>
</StackPanel>

<! -- ContentPanel-place additional content here -->
<Grid x: Name = "ContentPanel" DataContext = "{StaticResource ViewModel}" Grid. Row = "1" Margin = "12,0, 12,0">
<Grid. RowDefinitions>
<RowDefinition Height = "Auto"/>
<RowDefinition/>
</Grid. RowDefinitions>
<TextBox x: Name = "SearchBox" Text = "{Binding Contract, Mode = TwoWay}"/>
<Button x: Name = "SearchBut" Content = "GetContract" HorizontalAlignment = "Left" verticalignment = "Top" Height = "81" Margin = "," Grid. row = "1" Width = "196" Background = "#00C07777">
<I: Interaction. Triggers>
<I: EventTrigger EventName = "Click">
<Ec: CallMethodAction MethodName = "GetContract" TargetObject = "{Binding}"/>
</I: EventTrigger>
</I: Interaction. Triggers>
</Button>
</Grid>
</Grid>
</Phone: PhoneApplicationPage>

ViewModel:

Public class MainPageView: INotifyPropertyChanged
{
Private EmailAddressChooserTask emailChooser;

Public event PropertyChangedEventHandler PropertyChanged;

Public void OnPropertyChanged (PropertyChangedEventArgs e)
{
If (PropertyChanged! = Null)
{
PropertyChanged (this, e );
}
}

Private string contract;

Public string Contract
{
Get
{
Return contract;
}
Set
{
Contract = value;
PropertyChanged (this, new PropertyChangedEventArgs ("Contract "));
}
}

Public MainPageView ()
{
EmailChooser = new EmailAddressChooserTask ();

EmailChooser. Completed + = new EventHandler <EmailResult> (obj, e) =>
{
// If Error is not Null, the operation fails.
If (null = e. Error)
{
Contract = "Name:" + e. DisplayName + "Email:" + e. Email;
}
});
}

Public void GetContract ()
{
EmailChooser. Show ();
}
}

First run:

Click the GetContract button:

Select any record:

Run ended, source code: http://files.cnblogs.com/PerfectSoft/EmailAddressChooserTask.zip