6 files changed, 90 insertions, 14 deletions
diff --git a/grc/blocks/Makefile.am b/grc/blocks/Makefile.am
index 617a3bf60..7c769c4b4 100644
--- a/grc/blocks/Makefile.am
+++ b/grc/blocks/Makefile.am
@@ -144,6 +144,7 @@ dist_ourdata_DATA = \
 	gr_packed_to_unpacked_xx.xml \
 	gr_peak_detector2_fb.xml \
 	gr_peak_detector_xb.xml \
+	gr_pfb_clock_sync.xml \
 	gr_phase_modulator_fc.xml \
 	gr_pll_carriertracking_cc.xml \
 	gr_pll_freqdet_cf.xml \
diff --git a/grc/blocks/block_tree.xml b/grc/blocks/block_tree.xml
index 296f0ee91..509956d3b 100644
--- a/grc/blocks/block_tree.xml
+++ b/grc/blocks/block_tree.xml
@@ -124,6 +124,7 @@
 	<cat>
 		<name>Synchronizers</name>
 		<block>gr_clock_recovery_mm_xx</block>
+		<block>gr_pfb_clock_sync_ccf</block>
 
 		<block>gr_costas_loop_cc</block>
 		<block>gr_dd_mpsk_sync_cc</block>
@@ -167,7 +168,7 @@
 		<block>band_pass_filter</block>
 		<block>band_reject_filter</block>
 		<block>root_raised_cosine_filter</block>
-		<!-- Filters that take taps as aruments -->
+		<!-- Filters that take taps as arguments -->
 		<block>gr_fir_filter_xxx</block>
 		<block>gr_interp_fir_filter_xxx</block>
 		<block>gr_fft_filter_xxx</block>
@@ -178,7 +179,7 @@
 		<!-- Filter banks -->
 		<block>blks2_synthesis_filterbank</block>
 		<block>blks2_analysis_filterbank</block>
-		<!-- Polyphase filers -->
+		<!-- Polyphase filters -->
 		<block>blks2_pfb_arb_resampler_ccf</block>
 		<!-- Other filters -->
 		<block>gr_single_pole_iir_filter_xx</block>
diff --git a/grc/blocks/gr_pfb_clock_sync.xml b/grc/blocks/gr_pfb_clock_sync.xml
new file mode 100644
index 000000000..9e2f3fa9c
--- /dev/null
+++ b/grc/blocks/gr_pfb_clock_sync.xml
@@ -0,0 +1,53 @@
+<?xml version="1.0"?>
+<!--
+###################################################
+## Polyphase Filter based Clock Sync
+###################################################
+ -->
+<block>
+	<name>Polyphase Clock Sync</name>
+	<key>gr_pfb_clock_sync_ccf</key>
+	<import>from gnuradio import gr</import>
+	<make>gr.pfb_clock_sync_ccf($sps, $gain, $taps, $filter_size, $init_phase)</make>
+	<callback>set_taps($taps)</callback>
+	<callback>set_gain($gain)</callback>
+
+	<param>
+		<name>Samples/Symbol</name>
+		<key>sps</key>
+		<type>real</type>
+	</param>
+	<param>
+		<name>Gain</name>
+		<key>gain</key>
+		<type>real</type>
+	</param>
+	<param>
+		<name>Taps</name>
+		<key>taps</key>
+		<type>real_vector</type>
+	</param>
+	<param>
+		<name>Filter Size</name>
+		<key>filter_size</key>
+		<type>int</type>
+	</param>
+	<param>
+		<name>Initial Phase</name>
+		<key>init_phase</key>
+		<type>real</type>
+	</param>
+	<sink>
+		<name>in</name>
+		<type>complex</type>
+	</sink>
+	<source>
+		<name>out</name>
+		<type>complex</type>
+	</source>
+	<source>
+		<name>err</name>
+		<type>float</type>
+		<optional>1</optional>
+	</source>
+</block>
diff --git a/grc/blocks/options.xml b/grc/blocks/options.xml
index 1798a69f8..4d0dd2899 100644
--- a/grc/blocks/options.xml
+++ b/grc/blocks/options.xml
@@ -78,19 +78,36 @@ else: self.stop(); self.wait()</callback>
 		<hide>#if $generate_options() == 'hb' then 'none' else 'all'#</hide>
 	</param>
 	<param>
+		<name>Run Options</name>
+		<key>run_options</key>
+		<value>prompt</value>
+		<type>enum</type>
+		<hide>#if $generate_options() == 'no_gui' then 'none' else 'all'#</hide>
+		<option>
+			<name>Run to Completion</name>
+			<key>run</key>
+		</option>
+		<option>
+			<name>Prompt for Exit</name>
+			<key>prompt</key>
+		</option>
+	</param>
+	<param>
 		<name>Run</name>
 		<key>run</key>
 		<value>True</value>
 		<type>bool</type>
-		<hide>#if $generate_options() == 'wx_gui'
-	#if str($run) == 'True'
-part#slurp
+		<hide>
+#if $generate_options() == 'wx_gui'
+	#if $run()
+		part
 	#else
-none#slurp
+		none
 	#end if
 #else
-all#slurp
-#end if</hide>
+	all
+#end if
+		</hide>
 		<option>
 			<name>Autostart</name>
 			<key>True</key>
diff --git a/grc/gui/PropsDialog.py b/grc/gui/PropsDialog.py
index a7822b228..cc84fd088 100644
--- a/grc/gui/PropsDialog.py
+++ b/grc/gui/PropsDialog.py
@@ -93,15 +93,14 @@ class PropsDialog(gtk.Dialog):
 		Ex: Added, removed, type change, hide change...
 		To the props dialog, the hide setting of 'none' and 'part' are identical.
 		Therfore, the props dialog only cares if the hide setting is/not 'all'.
-		Make a hash that uniquely represents the params state.
+		Make a hash that uniquely represents the params' state.
 		@return true if changed
 		"""
 		old_hash = self._hash
-		self._hash = 0
-		for param in self._block.get_params():
-			self._hash ^= hash(param)
-			self._hash ^= hash(param.get_type())
-			self._hash ^= hash(param.get_hide() == 'all')
+		#create a tuple of things from each param that affects the params box
+		self._hash = hash(tuple([(
+			hash(param), param.get_type(), param.get_hide() == 'all',
+		) for param in self._block.get_params()]))
 		return self._hash != old_hash
 
 	def _handle_changed(self, *args):
diff --git a/grc/python/flow_graph.tmpl b/grc/python/flow_graph.tmpl
index dce4037d5..31d99a61c 100644
--- a/grc/python/flow_graph.tmpl
+++ b/grc/python/flow_graph.tmpl
@@ -233,9 +233,14 @@ if __name__ == '__main__':
 	#if $generate_options == 'wx_gui'
 	tb.Run($flow_graph.get_option('run'))
 	#elif $generate_options == 'no_gui'
+		#set $run_options = $flow_graph.get_option('run_options')
+		#if $run_options == 'prompt'
 	tb.start()
 	raw_input('Press Enter to quit: ')
 	tb.stop()
+		#elif $run_options == 'run'
+	tb.run()
+		#end if
 	#end if
 #end if