diff options
Diffstat (limited to 'tools/site_compare/drivers/win32/keyboard.py')
| -rw-r--r-- | tools/site_compare/drivers/win32/keyboard.py | 66 |
1 files changed, 33 insertions, 33 deletions
diff --git a/tools/site_compare/drivers/win32/keyboard.py b/tools/site_compare/drivers/win32/keyboard.py index a25df5e..246e14c 100644 --- a/tools/site_compare/drivers/win32/keyboard.py +++ b/tools/site_compare/drivers/win32/keyboard.py @@ -25,45 +25,45 @@ import win32con # Windows constants def PressKey(down, key): """Presses or unpresses a key. - + Uses keybd_event to simulate either depressing or releasing a key - + Args: down: Whether the key is to be pressed or released key: Virtual key code of key to press or release """ - - # keybd_event injects key events at a very low level (it's the + + # keybd_event injects key events at a very low level (it's the # Windows API keyboard device drivers call) so this is a very # reliable way of simulating user input win32api.keybd_event(key, 0, (not down) * win32con.KEYEVENTF_KEYUP) - - + + def TypeKey(key, keystroke_time=0): """Simulate a keypress of a virtual key. - + Args: key: which key to press keystroke_time: length of time (in seconds) to "hold down" the key Note that zero works just fine - + Returns: None """ - + # This just wraps a pair of PressKey calls with an intervening delay PressKey(True, key) time.sleep(keystroke_time) PressKey(False, key) - + def TypeString(string_to_type, use_modifiers=False, keystroke_time=0, time_between_keystrokes=0): """Simulate typing a string on the keyboard. - + Args: string_to_type: the string to print use_modifiers: specifies whether the following modifier characters @@ -79,27 +79,27 @@ def TypeString(string_to_type, nonprintable keys (F-keys, ESC, arrow keys, etc), support for explicit control of left vs. right ALT or SHIFT, support for Windows key - + keystroke_time: length of time (in secondes) to "hold down" the key time_between_keystrokes: length of time (seconds) to pause between keys - + Returns: None """ - + shift_held = win32api.GetAsyncKeyState(win32con.VK_SHIFT ) < 0 ctrl_held = win32api.GetAsyncKeyState(win32con.VK_CONTROL) < 0 alt_held = win32api.GetAsyncKeyState(win32con.VK_MENU ) < 0 - + next_escaped = False escape_chars = { 'a': '\a', 'b': '\b', 'f': '\f', 'n': '\n', 'r': '\r', 't': '\t', 'v': '\v'} - + for char in string_to_type: vk = None handled = False - - # Check to see if this is the start or end of a modified block (that is, + + # Check to see if this is the start or end of a modified block (that is, # {abc} for ALT-modified keys or [abc] for CTRL-modified keys if use_modifiers and not next_escaped: handled = True @@ -117,17 +117,17 @@ def TypeString(string_to_type, PressKey(False, win32con.VK_CONTROL) else: handled = False - + # If this is an explicitly-escaped character, replace it with the # appropriate code if next_escaped and char in escape_chars: char = escape_chars[char] - + # If this is \p, pause for one second. if next_escaped and char == 'p': time.sleep(1) next_escaped = False handled = True - + # If this is \(d), press F key if next_escaped and char.isdigit(): fkey = int(char) @@ -139,28 +139,28 @@ def TypeString(string_to_type, if not next_escaped and char == "\\": next_escaped = True handled = True - + # If we make it here, it's not a special character, or it's an # escaped special character which should be treated as a literal if not handled: next_escaped = False if not vk: vk = win32api.VkKeyScan(char) - + # VkKeyScan() returns the scan code in the low byte. The upper # byte specifies modifiers necessary to produce the given character # from the given scan code. The only one we're concerned with at the - # moment is Shift. Determine the shift state and compare it to the + # moment is Shift. Determine the shift state and compare it to the # current state... if it differs, press or release the shift key. new_shift_held = bool(vk & (1<<8)) - + if new_shift_held != shift_held: PressKey(new_shift_held, win32con.VK_SHIFT) shift_held = new_shift_held - + # Type the key with the specified length, then wait the specified delay TypeKey(vk & 0xFF, keystroke_time) time.sleep(time_between_keystrokes) - + # Release the modifier keys, if held if shift_held: PressKey(False, win32con.VK_SHIFT) if ctrl_held: PressKey(False, win32con.VK_CONTROL) @@ -168,18 +168,18 @@ def TypeString(string_to_type, if __name__ == "__main__": # We're being invoked rather than imported. Let's do some tests - + # Press command-R to bring up the Run dialog PressKey(True, win32con.VK_LWIN) TypeKey(ord('R')) PressKey(False, win32con.VK_LWIN) - + # Wait a sec to make sure it comes up time.sleep(1) - + # Invoke Notepad through the Run dialog TypeString("wordpad\n") - + # Wait another sec, then start typing time.sleep(1) TypeString("This is a test of SiteCompare's Keyboard.py module.\n\n") @@ -194,5 +194,5 @@ if __name__ == "__main__": use_modifiers=True, keystroke_time=0.05, time_between_keystrokes=0.05) - - + + |