regression / plasma5's Keyboard Shortcuts partly broken -- some key actions work, others don't

[pgndev]

Adding actions' test results for each of the chars, !@#$%^&*(), with &
without 'Shift+',

Action       Output
--------     --------
Shift+1      1
Shift+2      no output
Shift+3      no output
Shift+4      no output
Shift+5      no output
Shift+6      no output
Shift+7      no output
Shift+8      no output
Shift+9      9
Shift+0      0
!            1
@            no output
#            no output
$            no output
%            no output
^            no output
&            no output
*            no output
(            (
)            )