/// <summary>Get the default browser for the specified file type (html, pdf, svg, ...)</summary>
/// <param name="browsers">When you already called GetInstalledBrowsers(), pass it here.</param>
/// <param name="fileType">The filetype you want to open</param>
public static Browser GetDefaultBrowser(IEnumerable <Browser> browsers, Enums.eFileType fileType)
{
var ext = Enum.GetName(typeof(Enums.eFileType), fileType).ToLower();
var fileExtsKey = Registry.CurrentUser.OpenSubKey($@"SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FileExts");
var subkeyNames = fileExtsKey.GetSubKeyNames();
if (!subkeyNames.Contains($@".{ext}"))
{
throw new Exception("The specified filetype is not present in the registry");
}
var fileTypeKey = fileExtsKey.OpenSubKey($@".{ext}\UserChoice");
var progId = fileTypeKey.GetValue("ProgId");
return(browsers.FirstOrDefault(
b =>
{
// Don't compare key AND value. Just check if the value exists in the list.
var res = b.FileAssociations.Any(v => v.Value.Equals(progId));
//var res = b.FileAssociations.Any(
// //fa => ((fa.Key == $".{ext}") & (Equals(fa.Value, progId)))
// fa => (Equals(fa[$".{ext}"], progId)))
// );
return res;
}
));
}
/// <summary>Get the default browser for the specified file type (html, pdf, svg, ...)</summary>
/// <param name="browsers">When you already called GetInstalledBrowsers(), pass it here.</param>
/// <param name="fileType">The filetype you want to open</param>
public static Browser GetDefaultBrowser(IEnumerable <Browser> browsers, Enums.eFileType fileType)
{
var ext = Enum.GetName(typeof(Enums.eFileType), fileType)?.ToLower(CultureInfo.InvariantCulture);
var fileExtsKey = Registry.CurrentUser.OpenSubKey($@"SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FileExts");
if (fileExtsKey == null || !fileExtsKey.GetSubKeyNames().Contains($@".{ext}"))
{
throw new BrowserException("The specified filetype is not present in the registry");
}
var fileTypeKey = fileExtsKey.OpenSubKey($@".{ext}\UserChoice");
if (fileTypeKey == null)
{
throw new BrowserException("The specified filetype is not present in the registry");
}
var progId = fileTypeKey.GetValue("ProgId");
return(browsers.FirstOrDefault(
// Don't compare key AND value. Just check if the value exists in the list.
b => b.FileAssociations.Any(v => v.Value.Equals(progId))
));
}
public static Browser GetDefaultBrowser(Enums.eFileType fileType)
{
var browsers = GetInstalledBrowsers();
return(GetDefaultBrowser(browsers, fileType));
}
