|
| 1 | +''' |
| 2 | +
|
| 3 | +Sendkeys module moved back to ctypes. |
| 4 | +For x64 systems, for example. |
| 5 | +
|
| 6 | +(c) 2009 Igor S. Mandrigin, Agnitum Ltd. |
| 7 | +
|
| 8 | +''' |
| 9 | + |
| 10 | +from ctypes import windll |
| 11 | + |
| 12 | +# from the internet |
| 13 | +KEYEVENTF_KEYUP = 2 |
| 14 | +VK_NUMLOCK = 144 |
| 15 | +KEYEVENTF_EXTENDEDKEY = 1 |
| 16 | +KEYEVENTF_KEYUP = 2 |
| 17 | + |
| 18 | + |
| 19 | +def _key_down( vk ) : |
| 20 | + |
| 21 | + scan = windll.user32.MapVirtualKeyA( vk, 0 ) |
| 22 | + windll.user32.keybd_event( vk, scan, 0, 0 ) |
| 23 | + |
| 24 | + |
| 25 | + |
| 26 | +def _key_up( vk ) : |
| 27 | + |
| 28 | + scan = windll.user32.MapVirtualKeyA( vk, 0 ) |
| 29 | + windll.user32.keybd_event( vk, scan, KEYEVENTF_KEYUP, 0 ) |
| 30 | + |
| 31 | + |
| 32 | + |
| 33 | + |
| 34 | +def toggle_numlock( turn_on ) : |
| 35 | + ''' |
| 36 | + toggle_numlock(int) -> int |
| 37 | +
|
| 38 | + Turns NUMLOCK on or off and returns whether |
| 39 | + it was originally on or off. |
| 40 | + ''' |
| 41 | + |
| 42 | + is_on = 0 |
| 43 | + keys = []; |
| 44 | + |
| 45 | + is_on = windll.user32.GetKeyState( VK_NUMLOCK ) & 1 |
| 46 | + |
| 47 | + if is_on != turn_on : |
| 48 | + windll.user32.keybd_event(VK_NUMLOCK, |
| 49 | + 69, |
| 50 | + KEYEVENTF_EXTENDEDKEY | 0, |
| 51 | + 0); |
| 52 | + windll.user32.keybd_event(VK_NUMLOCK, |
| 53 | + 69, |
| 54 | + KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, |
| 55 | + 0); |
| 56 | + |
| 57 | + |
| 58 | + |
| 59 | + return is_on |
| 60 | + |
| 61 | + |
| 62 | +def char2keycode( char ) : |
| 63 | + ''' |
| 64 | + char2keycode(char) -> int |
| 65 | +
|
| 66 | + Converts character to virtual key code |
| 67 | + ''' |
| 68 | + vk = windll.user32.VkKeyScanA( ord( char ) ) |
| 69 | + return vk |
| 70 | + |
| 71 | + |
| 72 | + |
| 73 | +def key_down( key ) : |
| 74 | + ''' |
| 75 | + key_down(int) -> None |
| 76 | +
|
| 77 | + Generates a key pressed event. Takes a |
| 78 | + virtual key code. |
| 79 | + ''' |
| 80 | + vk = key |
| 81 | + # XXX exception if >= 256 |
| 82 | + _key_down( vk ) |
| 83 | + |
| 84 | + |
| 85 | + |
| 86 | +def key_up( key ) : |
| 87 | + ''' |
| 88 | + key_up(int) -> None |
| 89 | +
|
| 90 | + Generates a key released event. Takes a |
| 91 | + virtual key code. |
| 92 | + ''' |
| 93 | + |
| 94 | + vk = key |
| 95 | + # XXX exception if >= 256 |
| 96 | + _key_up( vk ) |
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