Initial revision
This commit is contained in:
parent
784ca6c835
commit
7045dd04d7
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# Utility module to import all modules in the path, in the hope
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# that this will update their ".pyc" files.
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# First, see if this is the Mac or UNIX
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try:
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import posix
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os = posix
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import path
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except NameError:
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import mac
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os = mac
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import macpath
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path = macpath
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import sys
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exceptions = ['importall']
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for dir in sys.path:
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print 'Listing', dir
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try:
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names = os.listdir(dir)
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except os.error:
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print 'Can\'t list', dir
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names = []
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names.sort()
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for name in names:
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head, tail = name[:-3], name[-3:]
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if tail = '.py' and head not in exceptions:
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s = 'import ' + head
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print s
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try:
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exec(s + '\n')
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except:
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print 'Sorry:', sys.exc_type, sys.exc_value
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# Standard main loop for *all* STDWIN applications.
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# This requires that applications:
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# - register their windows on creation and unregister them when closed
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# - have a 'dispatch' function as a window member
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import stdwin, stdwinq
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from stdwinevents import *
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# List of windows known to the main loop.
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#
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windows = []
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# Function to register a window.
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#
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def register(win):
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# First test the dispatch function by passing it a null event --
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# this catches registration of unconforming windows.
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win.dispatch(WE_NULL, win, None)
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if win not in windows:
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windows.append(win)
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# Function to unregister a window.
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# It is not an error to unregister an already unregistered window
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# (this is useful for cleanup actions).
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#
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def unregister(win):
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if win in windows:
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windows.remove(win) # Not in 0.9.1
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for i in range(len(windows)):
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if windows[i] = win:
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del windows[i]
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break
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# Interfaces used by WindowSched.
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#
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def countwindows():
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return len(windows)
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#
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def anywindow():
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if windows:
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return windows[0]
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else:
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return None
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# Event processing main loop.
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# Return when there are no windows left, or when an unhandled
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# exception occurs. (It is safe to restart the main loop after
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# an unsuccessful exit.)
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# Python's stdwin.getevent() turns WE_COMMAND/WC_CANCEL events
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# into KeyboardInterrupt exceptions; these are turned back in events.
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#
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def mainloop():
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while windows:
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try:
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dispatch(stdwinq.getevent())
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except KeyboardInterrupt:
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dispatch(WE_COMMAND, stdwin.getactive(), WC_CANCEL)
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# Dispatch a single event.
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# Windows not in the windows list don't get their events:
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# events for such windows are silently ignored.
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#
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def dispatch(event):
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if event[1] in windows:
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event[1].dispatch(event)
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# Replacements for getevent() and pollevent(),
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# and new functions ungetevent() and sync().
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# Every library module should ideally use this instead of
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# stdwin.{get,poll}event(), so applications can use the services
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# of ungetevent() and sync().
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import stdwin
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# Events read ahead are stored in this queue.
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#
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queue = []
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# Replacement for getevent().
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#
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def getevent():
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if queue:
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event = queue[0]
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del queue[0]
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return event
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else:
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return stdwin.getevent()
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# Replacement for pollevent().
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#
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def pollevent():
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if queue:
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return getevent()
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else:
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return stdwin.pollevent()
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# Push an event back in the queue.
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#
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def ungetevent(event):
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queue.insert(0, event)
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# Synchronize the display. It turns out that this is the way to
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# force STDWIN to call XSync(), which some (esoteric) applications need.
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# (This is stronger than just flushing -- it actually waits for a
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# positive response from the X server on the last command issued.)
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#
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def sync():
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while 1:
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event = stdwin.pollevent()
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if not event: break
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queue.append(event)
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@ -0,0 +1,72 @@
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# Standard main loop for *all* STDWIN applications.
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# This requires that applications:
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# - register their windows on creation and unregister them when closed
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# - have a 'dispatch' function as a window member
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import stdwin, stdwinq
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from stdwinevents import *
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# List of windows known to the main loop.
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#
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windows = []
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# Function to register a window.
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#
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def register(win):
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# First test the dispatch function by passing it a null event --
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# this catches registration of unconforming windows.
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win.dispatch(WE_NULL, win, None)
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if win not in windows:
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windows.append(win)
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# Function to unregister a window.
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# It is not an error to unregister an already unregistered window
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# (this is useful for cleanup actions).
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#
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def unregister(win):
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if win in windows:
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windows.remove(win) # Not in 0.9.1
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for i in range(len(windows)):
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if windows[i] = win:
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del windows[i]
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break
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# Interfaces used by WindowSched.
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#
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def countwindows():
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return len(windows)
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#
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def anywindow():
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if windows:
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return windows[0]
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else:
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return None
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# Event processing main loop.
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# Return when there are no windows left, or when an unhandled
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# exception occurs. (It is safe to restart the main loop after
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# an unsuccessful exit.)
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# Python's stdwin.getevent() turns WE_COMMAND/WC_CANCEL events
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# into KeyboardInterrupt exceptions; these are turned back in events.
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#
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def mainloop():
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while windows:
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try:
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dispatch(stdwinq.getevent())
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except KeyboardInterrupt:
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dispatch(WE_COMMAND, stdwin.getactive(), WC_CANCEL)
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# Dispatch a single event.
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# Windows not in the windows list don't get their events:
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# events for such windows are silently ignored.
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#
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def dispatch(event):
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if event[1] in windows:
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event[1].dispatch(event)
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@ -0,0 +1,53 @@
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# Replacements for getevent() and pollevent(),
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# and new functions ungetevent() and sync().
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# Every library module should ideally use this instead of
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# stdwin.{get,poll}event(), so applications can use the services
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# of ungetevent() and sync().
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import stdwin
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# Events read ahead are stored in this queue.
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#
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queue = []
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# Replacement for getevent().
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#
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def getevent():
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if queue:
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event = queue[0]
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del queue[0]
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return event
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else:
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return stdwin.getevent()
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# Replacement for pollevent().
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#
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def pollevent():
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if queue:
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return getevent()
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else:
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return stdwin.pollevent()
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# Push an event back in the queue.
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#
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def ungetevent(event):
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queue.insert(0, event)
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# Synchronize the display. It turns out that this is the way to
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# force STDWIN to call XSync(), which some (esoteric) applications need.
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# (This is stronger than just flushing -- it actually waits for a
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# positive response from the X server on the last command issued.)
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#
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def sync():
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while 1:
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event = stdwin.pollevent()
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if not event: break
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queue.append(event)
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