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<?xml version="1.0"?>
<block>
<name>QT fosphor sink</name>
<key>fosphor_qt_sink_c</key>
<category>Instrumentation/QT</category>
<import>from PyQt4 import Qt</import>
<import>import sip</import>
<import>from gnuradio import fosphor</import>
<import>from gnuradio.fft import window</import>
<make>#set $win = 'self._%s_win'%$id
fosphor.qt_sink_c()
self.$(id).set_fft_window($wintype)
self.$(id).set_frequency_range($freq_center, $freq_span)
self._$(id)_win = sip.wrapinstance(self.$(id).pyqwidget(), Qt.QWidget)
$(gui_hint()($win))</make>
<callback>set_fft_window($wintype)</callback>
<callback>set_frequency_range($freq_center, $freq_span)</callback>
<param>
<name>Window Type</name>
<key>wintype</key>
<value>window.WIN_BLACKMAN_hARRIS</value>
<type>int</type>
<hide>part</hide>
<option>
<name>Blackman-harris</name>
<key>window.WIN_BLACKMAN_hARRIS</key>
</option>
<option>
<name>Hamming</name>
<key>window.WIN_HAMMING</key>
</option>
<option>
<name>Hann</name>
<key>window.WIN_HANN</key>
</option>
<option>
<name>Blackman</name>
<key>window.WIN_BLACKMAN</key>
</option>
<option>
<name>Rectangular</name>
<key>window.WIN_RECTANGULAR</key>
</option>
<option>
<name>Kaiser</name>
<key>window.WIN_KAISER</key>
</option>
</param>
<param>
<name>Center Frequency (Hz)</name>
<key>freq_center</key>
<value>0</value>
<type>real</type>
</param>
<param>
<name>Span (Hz)</name>
<key>freq_span</key>
<value>samp_rate</value>
<type>real</type>
</param>
<param>
<name>GUI Hint</name>
<key>gui_hint</key>
<value></value>
<type>gui_hint</type>
<hide>part</hide>
</param>
<sink>
<name>in</name>
<type>complex</type>
</sink>
<doc>
The GUI hint can be used to position the widget within the application. \
The hint is of the form [tab_id@tab_index]: [row, col, row_span, col_span]. \
Both the tab specification and the grid position are optional.
</doc>
</block>
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