public static bool ConfirmWriteToProtectedSectionOfRegistryOnVistaOrLater(string innerText)
{
string text = "In order to write " + innerText + ", Key Mapper needs to add to " +
"the protected section of your computer's registry. You may need to approve this action " +
"which will be performed by your Registry Editor.";
TaskDialogResult result = FormsManager.ShowTaskDialog("Do you want to proceed?", text, "Key Mapper",
TaskDialogButtons.Yes | TaskDialogButtons.No,
TaskDialogIcon.SecurityShield);
return(result == TaskDialogResult.Yes);
}
private static bool AddMapping(KeyMapping map, bool noStackNoEventRaised)
{
if (!map.IsValid())
{
return(false);
}
int scancode = map.From.Scancode;
int extended = map.From.Extended;
// If user is remapping Left Ctrl, Left Alt, or Delete then s/he must confirm
// that it could be goodbye to CTRL-ALT-DEL
if ((scancode == 29 && extended == 0) || (scancode == 56 && extended == 0) ||
(scancode == 83 && extended == 224))
{
string action = IsDisabledMapping(map) ? "disable " : "remap ";
string warning = "You are attempting to " + action + map.From.Name +
" which is required for CTRL-ALT-DELETE." + (char)13 +
"If you continue you may not be able to log on" +
" to your PC.";
string question = "Are you really sure you want to " + action + "this key?";
TaskDialogResult dr = FormsManager.ShowTaskDialog(question, warning, "Key Mapper",
TaskDialogButtons.Yes | TaskDialogButtons.No,
TaskDialogIcon.Question);
if (dr != TaskDialogResult.Yes)
{
return(false);
}
}
// If user is remapping Pause, then suggest they will want to disable Num Lock as well.
bool disableNumLock = false;
if (scancode == 29 && extended == 225 && IsDisabledMapping(map) == false)
{
// Is Num Lock already disabled or remapped?
bool numLockIsDisabled = false;
bool numLockIsMapped = false;
foreach (KeyMapping km in mappings)
{
if (km.From.Scancode == 69)
{
if (IsDisabledMapping(km))
{
numLockIsDisabled = true;
}
else
{
numLockIsMapped = true;
}
}
}
if (numLockIsDisabled == false)
{
string warning = "If you remap Pause, the Num Lock key will be disabled" +
(numLockIsMapped
? ((char)13 + "and your existing Num Lock mapping will be removed.")
: ".");
const string question = "Do you still want to remap Pause?";
TaskDialogResult dr = FormsManager.ShowTaskDialog(question, warning, "Key Mapper",
TaskDialogButtons.Yes | TaskDialogButtons.No,
TaskDialogIcon.Question);
if (dr != TaskDialogResult.Yes)
{
return(false);
}
disableNumLock = true;
}
}
if (noStackNoEventRaised == false)
{
PushMappingsOntoUndoStack();
}
// Check for any existing mappings for this key
// if they exist, this mapping needs to replace them.
KeyMapping existingMap = GetKeyMapping(map.From.Scancode, map.From.Extended);
if (existingMap.IsEmpty() == false)
{
mappings.Remove(existingMap);
}
mappings.Add(map);
if (disableNumLock)
{
var nl = new KeyMapping(new Key(69, 0), new Key(0, 0));
AddMapping(nl, true);
}
if (noStackNoEventRaised == false)
{
RaiseMappingsChangedEvent();
}
return(true);
}
