/// <summary>
/// Check if all Qt versions are valid and readable.
/// </summary>
/// Also sets the default Qt version to the newest version, if needed.
/// <param name="errorMessage"></param>
/// <returns>true, if we found an invalid version</returns>
public bool HasInvalidVersions(out string errorMessage)
{
var validVersions = new Dictionary <string, QtConfig>();
var invalidVersions = new List <string>();
foreach (var v in GetVersions())
{
if (v == "$(DefaultQtVersion)")
{
continue;
}
var vPath = GetInstallPath(v);
if (string.IsNullOrEmpty(vPath))
{
invalidVersions.Add(v);
continue;
}
if (vPath.StartsWith("SSH:") || vPath.StartsWith("WSL:"))
{
continue;
}
var qmakePath = Path.Combine(vPath, "bin", "qmake.exe");
if (!File.Exists(qmakePath))
{
qmakePath = Path.Combine(vPath, "qmake.exe");
}
if (!File.Exists(qmakePath))
{
invalidVersions.Add(v);
continue;
}
validVersions[v] = new QtConfig(vPath);
}
if (invalidVersions.Count > 0)
{
errorMessage = "These Qt version are inaccessible:\n";
foreach (var invalidVersion in invalidVersions)
{
errorMessage += invalidVersion + " in " + GetInstallPath(invalidVersion) + "\n";
}
errorMessage += "Make sure that you have read access to all files in your Qt directories.";
// Is the default Qt version invalid?
var isDefaultQtVersionInvalid = false;
var defaultQtVersionName = GetDefaultVersion();
if (string.IsNullOrEmpty(defaultQtVersionName))
{
isDefaultQtVersionInvalid = true;
}
else
{
foreach (var name in invalidVersions)
{
if (name == defaultQtVersionName)
{
isDefaultQtVersionInvalid = true;
break;
}
}
}
// find the newest valid Qt version that can be used as default version
if (isDefaultQtVersionInvalid && validVersions.Count > 0)
{
QtConfig defaultQtVersionConfig = null;
foreach (var vNameConfig in validVersions)
{
var vName = vNameConfig.Key;
var v = vNameConfig.Value;
if (defaultQtVersionConfig == null)
{
defaultQtVersionConfig = v;
defaultQtVersionName = vName;
continue;
}
if (defaultQtVersionConfig.VersionMajor < v.VersionMajor ||
(defaultQtVersionConfig.VersionMajor == v.VersionMajor && (defaultQtVersionConfig.VersionMinor < v.VersionMinor ||
(defaultQtVersionConfig.VersionMinor == v.VersionMinor && defaultQtVersionConfig.VersionPatch < v.VersionPatch))))
{
defaultQtVersionConfig = v;
defaultQtVersionName = vName;
}
}
if (defaultQtVersionConfig != null)
{
SaveDefaultVersion(defaultQtVersionName);
}
}
return(true);
}
errorMessage = null;
return(false);
}
