SetFocus
SetFocus(fFocus == kHexFocus ? kAsciiFocus : kHexFocus);
void SetFocus(view_focus which);
fFocus->SetFocus(false);
fFocus->SetFocus(true);
decorator->SetFocus(index, focus);
decorator->SetFocus(stackPosition, true);
remainingTop->SetFocus(remainingTop->IsFocus());
SetFocus(IsFocus());
window->SetFocus(window->IsFocus());
decorator->SetFocus(i, true);
void SetFocus(bool focus);
void SetFocus(int32 tab, bool focussed);
fFocusWindow->SetFocus(false);
fFocusWindow->SetFocus(true);
void SetFocus(bool focus);