qc_get_key_state
Returns the state of a particular key on the keyboard.
state = qc_get_key_state(key)
Returns the state of a specific key on the keyboard. It reports whether the key is not pressed, is currently being pressed or has just been released.
key
A virtual key code identifying the key. Valid values are:
|
Key code |
Description |
|---|---|
|
'A'..'Z' |
A letter on the keyboard |
|
'0'..'9' |
A number on the keyboard |
|
1 |
Left mouse button |
|
2 |
Right mouse button |
|
3 |
Control-break |
|
4 |
Middle mouse button |
|
5 |
X1 mouse button |
|
6 |
X2 mouse button |
|
8 |
Backspace |
|
9 |
Tab |
|
12 |
Clear |
|
13 |
Enter |
|
16 |
Shift |
|
17 |
Ctrl |
|
18 |
Alt |
|
19 |
Pause |
|
20 |
Caps Lock |
|
21 |
Input Method Editor (IME) Kana/Hangul mode |
|
23 |
IME Junja mode |
|
24 |
IME final mode |
|
25 |
IME Hanja/Kanji mode |
|
27 |
Esc |
|
28 |
IME convert |
|
29 |
IME nonconvert |
|
30 |
IME accept |
|
31 |
IME mode change request |
|
33 |
Page Up |
|
34 |
Page Down |
|
35 |
End |
|
36 |
Home |
|
37 |
Left |
|
38 |
Up |
|
39 |
Right |
|
40 |
Down |
|
41 |
Select |
|
42 |
|
|
43 |
Execute |
|
44 |
PrtScn (print screen) |
|
45 |
Ins (insert) |
|
46 |
Del (delete) |
|
47 |
Help |
|
91 |
Left Windows |
|
92 |
Right Windows |
|
93 |
Applications |
|
95 |
Sleep |
|
96 |
Numeric keypad 0 |
|
97 |
Numeric keypad 1 |
|
98 |
Numeric keypad 2 |
|
99 |
Numeric keypad 3 |
|
100 |
Numeric keypad 4 |
|
101 |
Numeric keypad 5 |
|
102 |
Numeric keypad 6 |
|
103 |
Numeric keypad 7 |
|
104 |
Numeric keypad 8 |
|
105 |
Numeric keypad 9 |
|
106 |
Multiply (numeric *) |
|
107 |
Add (numeric +) |
|
108 |
Separator |
|
109 |
Subtract (numeric -) |
|
110 |
Decimal (numeric .) |
|
111 |
Divide (numeric /) |
|
112 |
F1 |
|
... |
... |
|
135 |
F24 |
|
144 |
Num Lock |
|
145 |
Scroll Lock |
|
160 |
Left Shift |
|
161 |
Right Shift |
|
162 |
Left Control |
|
163 |
Right Control |
|
164 |
Left Alt |
|
165 |
Right Alt |
|
166 |
Browser Back |
|
167 |
Browser Forward |
|
168 |
Browser Refresh |
|
169 |
Browser Stop |
|
170 |
Browser Search |
|
171 |
Browser Favourites |
|
172 |
Browser Start/Home |
|
173 |
Volume Mute |
|
174 |
Volume Down |
|
175 |
Volume Up |
|
176 |
Next Track |
|
177 |
Previous Track |
|
178 |
Stop Media |
|
179 |
Play/Pause Media |
|
180 |
Start Mail |
|
181 |
Select Media |
|
182 |
Start Application 1 |
|
183 |
Start Application 2 |
state
The status of the key. The value is 0 if the key is not pressed. It is less than 0 if the key is currently pressed and it is greater than 0 if the key has just been been released.
state = qc_get_key_state(27) % Get state of Esc key
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