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| author | Josh Blum <josh@joshknows.com> | 2009-10-07 01:47:38 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2009-10-07 01:47:38 -0700 |
| commit | bbecdd8372f57d49ad0046d9d096f322059005cb (patch) | |
| tree | fc95d9f710951fb2a6f5e4232da284e9d5040eaa /gr-wxgui | |
| parent | 645ab0cfa4ab46e057ab4df74066ab434ad5b90a (diff) | |
working special connect for fftsink
Diffstat (limited to 'gr-wxgui')
| -rw-r--r-- | gr-wxgui/src/python/common.py | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/gr-wxgui/src/python/common.py b/gr-wxgui/src/python/common.py index 09ce447194..fe080aa4ad 100644 --- a/gr-wxgui/src/python/common.py +++ b/gr-wxgui/src/python/common.py @@ -39,12 +39,7 @@ def bind_to_visible_event(win, callback): my_win = parent #call the callback, the arg is shown or not def callback_factory(my_win, my_callback): - cache = [None] - def the_callback(*args): - visible = is_wx_window_visible(my_win) - if cache[0] != visible: my_callback(visible) - cache[0] = visible - return the_callback + return lambda *args: my_callback(is_wx_window_visible(my_win)) handler = callback_factory(win, callback) #bind the handler to all the parent notebooks while win: @@ -57,19 +52,25 @@ def bind_to_visible_event(win, callback): from gnuradio import gr def special_connect(source, sink, hb, win, size): - nulls = [gr.null_sink(size), gr.null_source(size)] + nulls = list() + cache = [None] def callback(visible, init=False): + if visible == cache[0]: return + cache[0] = visible if not init: hb.lock() + print 'visible', visible if visible: - if not init: hb.disconnect(source, nulls[0]) - if not init: hb.disconnect(nulls[1], sink) + if not init: + hb.disconnect(source, nulls[0]) + hb.disconnect(nulls[1], nulls[2]) + hb.disconnect(nulls[2], sink) + while nulls: nulls.pop() hb.connect(source, sink) - #hb.connect(nulls[1], nulls[0]) else: if not init: hb.disconnect(source, sink) - #if not init: hb.disconnect(nulls[1], nulls[0]) + nulls.extend([gr.null_sink(size), gr.null_source(size), gr.head(size, 0)]) hb.connect(source, nulls[0]) - hb.connect(nulls[1], sink) + hb.connect(nulls[1], nulls[2], sink) if not init: hb.unlock() callback(False, init=True) #initially connect bind_to_visible_event(win, callback) |