/**
* Reverts all changes according to the history file.
*/
public static bool RevertChanges()
{
FileListeners.RemoveListeners();
List <string> history = GetHistory();
history.Reverse();
List <string> newHistory = new List <string>(history);
foreach (string item in history)
{
if (!IsValidHistoryRow(item))
{
newHistory.Remove(item);
continue;
}
string[] itemData = item.Split(',');
int itemType = Int32.Parse(itemData[0]);
int simOptionVal;
SimulatorOption simOption;
switch (itemType)
{
case 1:
//Revert registry changes.
simOptionVal = Int32.Parse(itemData[1]);
simOption = SimulatorOptions.GetOptionByVal(simOptionVal);
if (simOption != null)
{
bool deleteKey = itemData.Length < 4 || itemData[3].Equals("") || itemData[3].Equals("0");
int registryIndex = Int32.Parse(itemData[2]);
int counter = 0;
foreach (string registryPath in simOption.GetRegistryPaths())
{
if (registryIndex != counter)
{
counter++;
continue;
}
if (deleteKey)
{
RegistryInterface.DeleteRegistryKey(registryPath);
}
else
{
string sourcePath = itemData[3];
RegistryInterface.SetRegistryValue(registryPath, sourcePath, true);
}
counter++;
}
}
newHistory.Remove(item);
break;
case 2:
//Delete the fake FSX executable file.
simOption = MainFormHandler.GetSelectedTargetSimulator();
FilesHandler.DeleteFakeFsxExecutable(simOption.GetSimPath());
newHistory.Remove(item);
break;
case 3:
//Restore the config files from the migrationBackup folder and delete the file from the backup folder.
simOptionVal = Int32.Parse(itemData[1]);
simOption = SimulatorOptions.GetOptionByVal(simOptionVal);
FilesHandler.RestoreSourceConfigFiles(simOption);
newHistory.Remove(item);
break;
}
}
//Sets the history file content.
SetHistory(newHistory);
return(true);
}
