public static bool CheckForUpdates(out AppVersionList versionList)
{
try
{
if (ApplicationDeployment.IsNetworkDeployed)
{
ApplicationDeployment deployment = ApplicationDeployment.CurrentDeployment;
UpdateCheckInfo info = deployment.CheckForDetailedUpdate();
versionList = new AppVersionList();
if (info.UpdateAvailable)
{
versionList.Latest = new AppVersion(null, info.AvailableVersion, null, true);
versionList.Versions = new AppVersion[] { versionList.Latest };
}
return(info.UpdateAvailable);
}
else
{
versionList = DownloadVersions();
if (UpdateAvailable(versionList))
{
return(true);
}
}
}
catch (DeploymentDownloadException dde)
{
SystemSounds.Beep.Play();
Console.WriteLine("The new version of the application cannot be downloaded at this time. \n\nPlease check your network connection, or try again later. Error: " + dde.Message);
versionList = null;
}
catch (InvalidDeploymentException ide)
{
SystemSounds.Beep.Play();
Console.WriteLine("Cannot check for a new version of the application. The ClickOnce deployment is corrupt. Please redeploy the application and try again. Error: " + ide.Message);
versionList = null;
}
catch (InvalidOperationException ioe)
{
SystemSounds.Beep.Play();
Console.WriteLine("This application cannot be updated. It is likely not a ClickOnce application. Error: " + ioe.Message);
versionList = null;
}
catch (Exception e)
{
SystemSounds.Beep.Play();
Console.WriteLine("Unable to check for update: " + e.Message);
versionList = null;
}
return(false);
}
public static bool CheckForUpdates(out AppVersionList versionList)
{
try
{
if (ApplicationDeployment.IsNetworkDeployed)
{
ApplicationDeployment deployment = ApplicationDeployment.CurrentDeployment;
UpdateCheckInfo info = deployment.CheckForDetailedUpdate();
versionList = new AppVersionList();
if (info.UpdateAvailable) {
versionList.Latest = new AppVersion(null, info.AvailableVersion, null, true);
versionList.Versions = new AppVersion[] { versionList.Latest };
}
return info.UpdateAvailable;
}
else
{
versionList = DownloadVersions();
if (UpdateAvailable(versionList))
{
return true;
}
}
}
catch (DeploymentDownloadException dde)
{
SystemSounds.Beep.Play();
Console.WriteLine("The new version of the application cannot be downloaded at this time. \n\nPlease check your network connection, or try again later. Error: " + dde.Message);
versionList = null;
}
catch (InvalidDeploymentException ide)
{
SystemSounds.Beep.Play();
Console.WriteLine("Cannot check for a new version of the application. The ClickOnce deployment is corrupt. Please redeploy the application and try again. Error: " + ide.Message);
versionList = null;
}
catch (InvalidOperationException ioe)
{
SystemSounds.Beep.Play();
Console.WriteLine("This application cannot be updated. It is likely not a ClickOnce application. Error: " + ioe.Message);
versionList = null;
}
catch (Exception e)
{
SystemSounds.Beep.Play();
Console.WriteLine("Unable to check for update: " + e.Message);
versionList = null;
}
return false;
}
public static bool PromptUpgrade(out AppVersionList versionList)
{
try
{
versionList = DownloadVersions();
return(true);
}
catch (Exception e)
{
SystemSounds.Beep.Play();
Console.WriteLine("Unable to check for update: " + e.Message);
versionList = null;
}
return(false);
}
private static bool UpdateAvailable(AppVersionList list)
{
AppVersion currentVersion = GetCurrentVersion();
if (list != null && list.Latest != null)
{
if (currentVersion.GetVersion() < list.Latest.GetVersion())
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
private static bool UpdateAvailable(AppVersionList list)
{
AppVersion currentVersion = GetCurrentVersion();
if (list != null && list.Latest != null)
{
if (currentVersion.GetVersion() < list.Latest.GetVersion())
{
return true;
}
else
{
return false;
}
}
else
{
return false;
}
}
public static bool PromptUpgrade(out AppVersionList versionList)
{
try
{
versionList = DownloadVersions();
return true;
}
catch (Exception e)
{
SystemSounds.Beep.Play();
Console.WriteLine("Unable to check for update: " + e.Message);
versionList = null;
}
return false;
}
