Some applications are sensitive to the network environment. WiFi is fast and free, 3G traffic is adopted, and GSM is slow. Therefore, we need to know how to determine the current network type, and how to be notified when the network type changes.
Vibration
Vibratecontroller. Default. Start (Timespan. Fromseconds (. 5 ));
The parameter is the vibration duration, and the maximum value is 5 seconds.Vibratecontroller. Default. Stop (); the user turns off the vibration in the settings of the
Currently, data stored in windwos Phone 7 must be written to an independent storage space. There are two storage methods: 1. Independent file storage; 2. Independent storage.
(1) Independent file storage
The usage of independent file storage is
WP7 navigation page:
Navigationservice. navigate (New uri ("/page1.xaml", urikind. Relative ));
Value Transfer between pages in WP7:
The value transfer between WP7 pages is similar to that between common web pages.
This. navigationservice.
In picture hub of WP7, select an image and click "…" when viewing the image. Menu, click extras... A menu appears (this menu shows the list of applications that can share or process the selected image)
The following describes how to implement this
Style usage
First, it is defined in XAML as part of the resource dictionary:
Phone:Phoneapplicationpage. Resources>
Style X : Key = "Waitingtextstyle" Targettype = "Textblock"> Setter Property = "Foreground" Value = "#99 ffffff"/>
The following example shows the Windows Phone 7 app through a mobile phone number attribution query.ProgramHow to call the Web service interface.
Let's take a look at the running effect:
The app calls the following Web Service Interface for
Datepicker and timepicker are controls in Microsoft's toolkit components.
Datepicker is a date Selection Control used for date format input. The implementation result is as follows:
Timepicker is a Time Selection Control used for time format
Control name
Main functions
Autocompletebox
Provides a text box (used to place user input) and a drop-down item (based on the input in the text box contains possible matches ).
Border
Provides
WP7 only supports local storage and does not contain databases. Therefore, to use a database on WP7, you can only use a third-party embedded database. Perst is a simple, fast, and convenient object-oriented Java and. NET database. It is well-known
1. Use popup to customize the pop-up effect. The pop-up blocks of the popup control are always at the front of the screen. Therefore, popup can be used to implement various pop-up boxes and provide you with a lot of custom space, many third-party
The networkinterface class and networkinterfacetype class under Microsoft. Phone. net. networkinformation are related to the network information of Windows Phone 7. Networkinterface provides some information about the current mobile phone network.
ProgramThere is usually a waiting process to start. In this process, you can use the popup control with the backgroundworker class to start the background thread.
ControlCode
Popupsplash. XAML
Usercontrol X: Class =
What isXAML?
XAML is a declarative markup language. Like the. NET Framework programming model, XAML simplifies the application for. NET Framework.ProgramUi creation process. You can create visible UI elements in declarative XAML markup and
System. windowsuielement. manipulationstarted event
It occurs when the input device starts operations on the uielement object.
The manipulationstarted event occurs after the manipulationstarting event. With manipulationstartedeventargs, you can
The MessageBox pop-up box for Windows Phone 7 is not very enjoyable. Recently, the coding4fun component is used to provide a pop-up box, which is quite good and easy to use. I 'd like to promote it here.Coding4funOpen-source components:Http://coding4
Data Binding in three modes.1. Onetime: one-time binding. The source data update target is used when the binding is created. It is applicable to displaying data only without updating data.2. oneway: one-way binding. It is used to display changed
The so-called rotatetransform is an element that rotates with a coordinate point as the center point. When using the rotatetransform, you must pay attention to two points: the center) and angle ).
In this example, we set a rotation based on angle
Three communication modes of view and viewmodel in mvvm mode: Binding data (data transmission), command (call to implement operations), and attached behavior (operations during control loading ).
(1) Binding data for communication in mvvm mode of
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