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Custom Gauge Controls for Windows Phone 7: Part II

, 25 Feb 2013 CPOL 27.6K 799 33
This article is the second in the series that describes a set of gauge controls for WP7.
GaugeLibV2-noexe.zip
GaugeLib
GaugeLib.csproj.user
Properties
Themes
GaugeLibV2.zip
Bin
Debug
GaugeLib.dll
GaugeLib.pdb
Release
GaugeLib.csproj.user
WPScadaControls.zip
WPScadaControls
WPClientV2
ApplicationIcon.png
Background.png
Bin
Debug
ApplicationIcon.png
Background.png
WPClientV2.dll
WPClientV2.xap
WPScadaControlsV2.dll
Release
obj
Debug
TempPE
Properties
SplashScreenImage.jpg
WPClientV2.csproj.user
WPScadaControlsV2
Bin
Debug
WPScadaControlsV2.dll
Release
obj
Debug
TempPE
Themes
Properties
ScaleDiagram.cd
Themes
WPScadaControlsV2.csproj.user
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Navigation;
using System.Windows.Shapes;
using Microsoft.Phone.Controls;
using Microsoft.Phone.Shell;

namespace WPClientV2
{
    public partial class App : Application
    {

        // Easy access to the root frame
        public PhoneApplicationFrame RootFrame { get; private set; }

        // Constructor
        public App()
        {
            // Global handler for uncaught exceptions. 
            // Note that exceptions thrown by ApplicationBarItem.Click will not get caught here.
            UnhandledException += Application_UnhandledException;

            // Standard Silverlight initialization
            InitializeComponent();

            // Phone-specific initialization
            InitializePhoneApplication();
        }

        // Code to execute when the application is launching (eg, from Start)
        // This code will not execute when the application is reactivated
        private void Application_Launching(object sender, LaunchingEventArgs e)
        {
        }

        // Code to execute when the application is activated (brought to foreground)
        // This code will not execute when the application is first launched
        private void Application_Activated(object sender, ActivatedEventArgs e)
        {
        }

        // Code to execute when the application is deactivated (sent to background)
        // This code will not execute when the application is closing
        private void Application_Deactivated(object sender, DeactivatedEventArgs e)
        {
        }

        // Code to execute when the application is closing (eg, user hit Back)
        // This code will not execute when the application is deactivated
        private void Application_Closing(object sender, ClosingEventArgs e)
        {
        }

        // Code to execute if a navigation fails
        void RootFrame_NavigationFailed(object sender, NavigationFailedEventArgs e)
        {
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // A navigation has failed; break into the debugger
                System.Diagnostics.Debugger.Break();
            }
        }

        // Code to execute on Unhandled Exceptions
        private void Application_UnhandledException(object sender, ApplicationUnhandledExceptionEventArgs e)
        {
            if (System.Diagnostics.Debugger.IsAttached)
            {
                // An unhandled exception has occurred; break into the debugger
                System.Diagnostics.Debugger.Break();
            }
        }

        #region Phone application initialization

        // Avoid double-initialization
        private bool phoneApplicationInitialized = false;

        // Do not add any additional code to this method
        private void InitializePhoneApplication()
        {
            if (phoneApplicationInitialized)
                return;

            // Create the frame but don't set it as RootVisual yet; this allows the splash
            // screen to remain active until the application is ready to render.
            RootFrame = new PhoneApplicationFrame();
            RootFrame.Navigated += CompleteInitializePhoneApplication;

            // Handle navigation failures
            RootFrame.NavigationFailed += RootFrame_NavigationFailed;

            // Ensure we don't initialize again
            phoneApplicationInitialized = true;
        }

        // Do not add any additional code to this method
        private void CompleteInitializePhoneApplication(object sender, NavigationEventArgs e)
        {
            // Set the root visual to allow the application to render
            if (RootVisual != RootFrame)
                RootVisual = RootFrame;

            // Remove this handler since it is no longer needed
            RootFrame.Navigated -= CompleteInitializePhoneApplication;
        }

        #endregion
    }
}

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Florin Badea
Software Developer
Romania Romania
No Biography provided

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