openmedialibrary_platform_w.../Lib/site-packages/win32/Demos/win32console_demo.py

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2016-04-14 19:54:42 +00:00
import win32console, win32con
import traceback, time
virtual_keys={}
for k,v in list(win32con.__dict__.items()):
if k.startswith('VK_'):
virtual_keys[v]=k
free_console=True
try:
win32console.AllocConsole()
except win32console.error as exc:
if exc.winerror!=5:
raise
## only free console if one was created successfully
free_console=False
stdout=win32console.GetStdHandle(win32console.STD_OUTPUT_HANDLE)
stdin=win32console.GetStdHandle(win32console.STD_INPUT_HANDLE)
newbuffer=win32console.CreateConsoleScreenBuffer()
newbuffer.SetConsoleActiveScreenBuffer()
newbuffer.SetConsoleTextAttribute(win32console.FOREGROUND_RED|win32console.FOREGROUND_INTENSITY
|win32console.BACKGROUND_GREEN|win32console.BACKGROUND_INTENSITY)
newbuffer.WriteConsole('This is a new screen buffer\n')
## test setting screen buffer and window size
## screen buffer size cannot be smaller than window size
window_size=newbuffer.GetConsoleScreenBufferInfo()['Window']
coord=win32console.PyCOORDType(X=window_size.Right+20, Y=window_size.Bottom+20)
newbuffer.SetConsoleScreenBufferSize(coord)
window_size.Right+=10
window_size.Bottom+=10
newbuffer.SetConsoleWindowInfo(Absolute=True,ConsoleWindow=window_size)
## write some records to the input queue
x=win32console.PyINPUT_RECORDType(win32console.KEY_EVENT)
x.Char='X'
x.KeyDown=True
x.RepeatCount=1
x.VirtualKeyCode=0x58
x.ControlKeyState=win32con.SHIFT_PRESSED
z=win32console.PyINPUT_RECORDType(win32console.KEY_EVENT)
z.Char='Z'
z.KeyDown=True
z.RepeatCount=1
z.VirtualKeyCode=0x5a
z.ControlKeyState=win32con.SHIFT_PRESSED
stdin.WriteConsoleInput([x,z,x])
newbuffer.SetConsoleTextAttribute(win32console.FOREGROUND_RED|win32console.FOREGROUND_INTENSITY
|win32console.BACKGROUND_GREEN|win32console.BACKGROUND_INTENSITY)
newbuffer.WriteConsole('Press some keys, click some characters with the mouse\n')
newbuffer.SetConsoleTextAttribute(win32console.FOREGROUND_BLUE|win32console.FOREGROUND_INTENSITY
|win32console.BACKGROUND_RED|win32console.BACKGROUND_INTENSITY)
newbuffer.WriteConsole('Hit "End" key to quit\n')
breakout=False
while not breakout:
input_records=stdin.ReadConsoleInput(10)
for input_record in input_records:
if input_record.EventType==win32console.KEY_EVENT:
if input_record.KeyDown:
if input_record.Char=='\0':
newbuffer.WriteConsole(virtual_keys.get(input_record.VirtualKeyCode, 'VirtualKeyCode: %s' %input_record.VirtualKeyCode))
else:
newbuffer.WriteConsole(input_record.Char)
if input_record.VirtualKeyCode==win32con.VK_END:
breakout=True
break
elif input_record.EventType==win32console.MOUSE_EVENT:
if input_record.EventFlags==0: ## 0 indicates a button event
if input_record.ButtonState!=0: ## exclude button releases
pos=input_record.MousePosition
# switch the foreground and background colors of the character that was clicked
attr=newbuffer.ReadConsoleOutputAttribute(Length=1, ReadCoord=pos)[0]
new_attr=attr
if attr&win32console.FOREGROUND_BLUE:
new_attr=(new_attr&~win32console.FOREGROUND_BLUE)|win32console.BACKGROUND_BLUE
if attr&win32console.FOREGROUND_RED:
new_attr=(new_attr&~win32console.FOREGROUND_RED)|win32console.BACKGROUND_RED
if attr&win32console.FOREGROUND_GREEN:
new_attr=(new_attr&~win32console.FOREGROUND_GREEN)|win32console.BACKGROUND_GREEN
if attr&win32console.BACKGROUND_BLUE:
new_attr=(new_attr&~win32console.BACKGROUND_BLUE)|win32console.FOREGROUND_BLUE
if attr&win32console.BACKGROUND_RED:
new_attr=(new_attr&~win32console.BACKGROUND_RED)|win32console.FOREGROUND_RED
if attr&win32console.BACKGROUND_GREEN:
new_attr=(new_attr&~win32console.BACKGROUND_GREEN)|win32console.FOREGROUND_GREEN
newbuffer.WriteConsoleOutputAttribute((new_attr,),pos)
else:
newbuffer.WriteConsole(str(input_record))
time.sleep(0.1)
stdout.SetConsoleActiveScreenBuffer()
newbuffer.Close()
if free_console:
win32console.FreeConsole()