Difficult-Rocket/pyglet/app/cocoa.py
2021-05-24 22:28:11 +08:00

195 lines
8.3 KiB
Python

# ----------------------------------------------------------------------------
# pyglet
# Copyright (c) 2006-2008 Alex Holkner
# Copyright (c) 2008-2021 pyglet contributors
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# * Neither the name of pyglet nor the names of its
# contributors may be used to endorse or promote products
# derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ----------------------------------------------------------------------------
from pyglet.app.base import PlatformEventLoop
from pyglet.libs.darwin import cocoapy
NSApplication = cocoapy.ObjCClass('NSApplication')
NSMenu = cocoapy.ObjCClass('NSMenu')
NSMenuItem = cocoapy.ObjCClass('NSMenuItem')
NSAutoreleasePool = cocoapy.ObjCClass('NSAutoreleasePool')
NSDate = cocoapy.ObjCClass('NSDate')
NSEvent = cocoapy.ObjCClass('NSEvent')
NSUserDefaults = cocoapy.ObjCClass('NSUserDefaults')
class AutoReleasePool:
def __enter__(self):
self.pool = NSAutoreleasePool.alloc().init()
return self.pool
def __exit__(self, exc_type, exc_value, traceback):
self.pool.drain()
del self.pool
def add_menu_item(menu, title, action, key):
with AutoReleasePool():
title = cocoapy.CFSTR(title)
action = cocoapy.get_selector(action)
key = cocoapy.CFSTR(key)
menuItem = NSMenuItem.alloc().initWithTitle_action_keyEquivalent_(
title, action, key)
menu.addItem_(menuItem)
# cleanup
title.release()
key.release()
menuItem.release()
def create_menu():
with AutoReleasePool():
appMenu = NSMenu.alloc().init()
# Hide still doesn't work!?
add_menu_item(appMenu, 'Hide!', 'hide:', 'h')
appMenu.addItem_(NSMenuItem.separatorItem())
add_menu_item(appMenu, 'Quit!', 'terminate:', 'q')
menubar = NSMenu.alloc().init()
appMenuItem = NSMenuItem.alloc().init()
appMenuItem.setSubmenu_(appMenu)
menubar.addItem_(appMenuItem)
NSApp = NSApplication.sharedApplication()
NSApp.setMainMenu_(menubar)
# cleanup
appMenu.release()
menubar.release()
appMenuItem.release()
class CocoaEventLoop(PlatformEventLoop):
def __init__(self):
super(CocoaEventLoop, self).__init__()
with AutoReleasePool():
# Prepare the default application.
self.NSApp = NSApplication.sharedApplication()
if self.NSApp.isRunning():
# Application was already started by GUI library (e.g. wxPython).
return
if not self.NSApp.mainMenu():
create_menu()
self.NSApp.setActivationPolicy_(cocoapy.NSApplicationActivationPolicyRegular)
# Prevent Lion / Mountain Lion from automatically saving application state.
# If we don't do this, new windows will not display on 10.8 after finishLaunching
# has been called.
defaults = NSUserDefaults.standardUserDefaults()
ignoreState = cocoapy.CFSTR("ApplePersistenceIgnoreState")
if not defaults.objectForKey_(ignoreState):
defaults.setBool_forKey_(True, ignoreState)
self._finished_launching = False
def start(self):
with AutoReleasePool():
if not self.NSApp.isRunning() and not self._finished_launching:
# finishLaunching should be called only once. However isRunning will not
# guard this, as we are not using the normal event loop.
self.NSApp.finishLaunching()
self.NSApp.activateIgnoringOtherApps_(True)
self._finished_launching = True
def step(self, timeout=None):
with AutoReleasePool():
self.dispatch_posted_events()
# Determine the timeout date.
if timeout is None:
# Using distantFuture as untilDate means that nextEventMatchingMask
# will wait until the next event comes along.
timeout_date = NSDate.distantFuture()
else:
timeout_date = NSDate.dateWithTimeIntervalSinceNow_(timeout)
# Retrieve the next event (if any). We wait for an event to show up
# and then process it, or if timeout_date expires we simply return.
# We only process one event per call of step().
self._is_running.set()
event = self.NSApp.nextEventMatchingMask_untilDate_inMode_dequeue_(
cocoapy.NSAnyEventMask, timeout_date, cocoapy.NSDefaultRunLoopMode, True)
# Dispatch the event (if any).
if event is not None:
event_type = event.type()
if event_type != cocoapy.NSApplicationDefined:
# Send out event as normal. Responders will still receive
# keyUp:, keyDown:, and flagsChanged: events.
self.NSApp.sendEvent_(event)
# Resend key events as special pyglet-specific messages
# which supplant the keyDown:, keyUp:, and flagsChanged: messages
# because NSApplication translates multiple key presses into key
# equivalents before sending them on, which means that some keyUp:
# messages are never sent for individual keys. Our pyglet-specific
# replacements ensure that we see all the raw key presses & releases.
# We also filter out key-down repeats since pyglet only sends one
# on_key_press event per key press.
if event_type == cocoapy.NSKeyDown and not event.isARepeat():
self.NSApp.sendAction_to_from_(cocoapy.get_selector("pygletKeyDown:"), None, event)
elif event_type == cocoapy.NSKeyUp:
self.NSApp.sendAction_to_from_(cocoapy.get_selector("pygletKeyUp:"), None, event)
elif event_type == cocoapy.NSFlagsChanged:
self.NSApp.sendAction_to_from_(cocoapy.get_selector("pygletFlagsChanged:"), None, event)
self.NSApp.updateWindows()
did_time_out = False
else:
did_time_out = True
self._is_running.clear()
return did_time_out
def stop(self):
pass
def notify(self):
with AutoReleasePool():
notifyEvent = NSEvent.otherEventWithType_location_modifierFlags_timestamp_windowNumber_context_subtype_data1_data2_(
cocoapy.NSApplicationDefined, # type
cocoapy.NSPoint(0.0, 0.0), # location
0, # modifierFlags
0, # timestamp
0, # windowNumber
None, # graphicsContext
0, # subtype
0, # data1
0, # data2
)
self.NSApp.postEvent_atStart_(notifyEvent, False)