public string CheckForErrors()
{
// Make sure all modifiable input commands are synchronized first.
foreach (var command in Commands)
{
(command as UserCommandModifiableKeyInput)?.SynchronizeCombine();
}
StringBuilder errors = new StringBuilder();
// Check for commands which both require a particular modifier, and ignore it.
foreach (var command in EnumExtension.GetValues <UserCommand>())
{
if (Commands[(int)command] is UserCommandModifiableKeyInput modInput)
{
if (modInput.Shift && modInput.IgnoreShift)
{
errors.AppendLine(settingsCatalog.GetStringFmt("{0} requires and is modified by Shift", commonCatalog.GetString(command.GetDescription())));
}
if (modInput.Control && modInput.IgnoreControl)
{
errors.AppendLine(settingsCatalog.GetStringFmt("{0} requires and is modified by Control", commonCatalog.GetString(command.GetDescription())));
}
if (modInput.Alt && modInput.IgnoreAlt)
{
errors.AppendLine(settingsCatalog.GetStringFmt("{0} requires and is modified by Alt", commonCatalog.GetString(command.GetDescription())));
}
}
}
// Check for two commands assigned to the same key
UserCommand firstCommand = EnumExtension.GetValues <UserCommand>().Min();
UserCommand lastCommand = EnumExtension.GetValues <UserCommand>().Max();
for (UserCommand command1 = firstCommand; command1 <= lastCommand; command1++)
{
var input1 = Commands[(int)command1];
// Modifier inputs don't matter as they don't represent any key.
if (input1 is UserCommandModifierInput)
{
continue;
}
for (var command2 = command1 + 1; command2 <= lastCommand; command2++)
{
var input2 = Commands[(int)command2];
// Modifier inputs don't matter as they don't represent any key.
if (input2 is UserCommandModifierInput)
{
continue;
}
// Ignore problems when both inputs are on defaults. (This protects the user somewhat but leaves developers in the dark.)
//if (input1.PersistentDescriptor == InputSettings.DefaultCommands[(int)command1].PersistentDescriptor && input2.PersistentDescriptor == InputSettings.DefaultCommands[(int)command2].PersistentDescriptor)
if (input1.UniqueDescriptor == DefaultCommands[(int)command1].UniqueDescriptor &&
input2.UniqueDescriptor == DefaultCommands[(int)command2].UniqueDescriptor)
{
continue;
}
var unique1 = input1.GetUniqueInputs();
var unique2 = input2.GetUniqueInputs();
var sharedUnique = unique1.Where(id => unique2.Contains(id));
foreach (var uniqueInput in sharedUnique)
{
errors.AppendLine(settingsCatalog.GetStringFmt("{0} and {1} both match {2}", commonCatalog.GetString(command1.GetDescription()),
commonCatalog.GetString(command2.GetDescription()), KeyboardMap.GetPrettyUniqueInput(uniqueInput)));
}
}
}
return(errors.ToString());
}
