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100 lines
3.8 KiB
Python
100 lines
3.8 KiB
Python
# ----------------------------------------------------------------------------
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# pyglet
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# Copyright (c) 2006-2008 Alex Holkner
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of pyglet nor the names of its
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# contributors may be used to endorse or promote products
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# derived from this software without specific prior written
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# permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# ----------------------------------------------------------------------------
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'''
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'''
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__docformat__ = 'restructuredtext'
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__version__ = '$Id: xlib.py 2045 2008-05-01 16:59:49Z Alex.Holkner $'
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import select
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import weakref
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from pyglet.app import displays, windows, BaseEventLoop
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from pyglet.window.xlib import xlib
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class XlibEventLoop(BaseEventLoop):
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def run(self):
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self._setup()
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e = xlib.XEvent()
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t = 0
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sleep_time = 0.
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self.dispatch_event('on_enter')
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while not self.has_exit:
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# Check for already pending events
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for display in displays:
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if xlib.XPending(display._display):
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pending_displays = (display,)
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break
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else:
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# None found; select on all file descriptors or timeout
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iwtd = self.get_select_files()
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pending_displays, _, _ = select.select(iwtd, (), (), sleep_time)
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# Dispatch platform events
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for display in pending_displays:
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while xlib.XPending(display._display):
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xlib.XNextEvent(display._display, e)
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# Key events are filtered by the xlib window event
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# handler so they get a shot at the prefiltered event.
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if e.xany.type not in (xlib.KeyPress, xlib.KeyRelease):
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if xlib.XFilterEvent(e, e.xany.window):
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continue
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try:
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window = display._window_map[e.xany.window]
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except KeyError:
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continue
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window.dispatch_platform_event(e)
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# Dispatch resize events
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for window in windows:
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if window._needs_resize:
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window.switch_to()
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window.dispatch_event('on_resize',
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window._width, window._height)
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window.dispatch_event('on_expose')
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window._needs_resize = False
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sleep_time = self.idle()
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self.dispatch_event('on_exit')
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def get_select_files(self):
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return list(displays)
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