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@@ -1,11 +1,25 b'' | |||
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1 | import sys | |
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1 | 2 | from IPython.external.qt_for_kernel import QtCore, QtGui |
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2 | 3 | |
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3 | 4 | def inputhook(context): |
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4 | 5 | app = QtCore.QCoreApplication.instance() |
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5 | 6 | if not app: |
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6 | 7 | return |
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7 | 8 | event_loop = QtCore.QEventLoop(app) |
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8 | notifier = QtCore.QSocketNotifier(context.fileno(), QtCore.QSocketNotifier.Read) | |
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9 | notifier.setEnabled(True) | |
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10 | notifier.activated.connect(event_loop.exit) | |
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11 | event_loop.exec_() | |
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9 | ||
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10 | if sys.platform == 'win32': | |
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11 | # The QSocketNotifier method doesn't appear to work on Windows. | |
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12 | # Use polling instead. | |
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13 | timer = QtCore.QTimer() | |
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14 | timer.timeout.connect(event_loop.quit) | |
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15 | while not context.input_is_ready(): | |
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16 | timer.start(50) # 50 ms | |
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17 | event_loop.exec_() | |
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18 | timer.stop() | |
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19 | else: | |
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20 | # On POSIX platforms, we can use a file descriptor to quit the event | |
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21 | # loop when there is input ready to read. | |
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22 | notifier = QtCore.QSocketNotifier(context.fileno(), QtCore.QSocketNotifier.Read) | |
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23 | notifier.setEnabled(True) | |
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24 | notifier.activated.connect(event_loop.exit) | |
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25 | event_loop.exec_() |
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