light9 Changeset - 551f06733559

Changeset - 551f06733559

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David McClosky - 18 years ago 2007-06-15 23:05:21
dmcc@bigasterisk.com

bcf2000 and kc: sliders can be turned off

2 files changed with 26 insertions and 4 deletions:

bcf2000.py

bin/keyboardcomposer

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bcf2000.py

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@@ @@ -39,13 +39,13 @@ class BCF2000(object): @@
         loop = LoopingCall(self.poll)
         loop.start(.01)
     def poll(self):
         try:
             bytes = self.dev.read(3)
-        except IOError, e:
+        except (IOError, AttributeError):
             return
         if len(bytes) == 0:
             print "midi stall, reopen slider device"
             self.reopen()
             return
         self.packet += bytes
@@ @@ -88,21 +88,27 @@ class BCF2000(object): @@
             for x in range(1,8+1):
                 self.valueOut('button-upper%s' % x, value > x*15)
                 self.valueOut('button-lower%s' % x, value > (x*15+7))
     def valueOut(self, name, value):
         """call this to send an event to the hardware"""
         if self.dev is None:
             return
         value = int(value)
         if self.lastValue.get(name) == value:
             return
         self.lastValue[name] = value
         which = [k for k,v in self.control.items() if v == name]
         assert len(which) == 1, "unknown control name %r" % name
         if isinstance(value, bool):
             value = value * 127
         #print "bcf: write %s %s" % (name, value)
         self.dev.write(chr(0xb0) + chr(which[0]) + chr(int(value)))
     def close(self):
         self.dev.close()
         self.dev = None
 if __name__ == '__main__':
     b = BCF2000()
     reactor.run()

bin/keyboardcomposer

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@@ @@ -82,16 +82,16 @@ class KeyboardComposer(Frame, SubClient) @@
                 self.current_sub_levels, self.current_row = \
                     pickle.load(file('.keyboardcomposer.savedlevels'))
             except IOError:
                 pass
         self.connect_to_hw(hw_sliders)
         self.draw_ui()
+        self.draw_ui(hw_sliders)
         self.send_levels_loop()
     def draw_ui(self):
+    def draw_ui(self, hw_sliders):
         self.rows = [] # this holds Tk Frames for each row
         self.slider_vars = {} # this holds subname:sub Tk vars
         self.slider_table = {} # this holds coords:sub Tk vars
         self.name_to_subtk.clear() # subname : SubmasterTk instance
         self.make_key_hints()
@@ @@ -108,16 +108,32 @@ class KeyboardComposer(Frame, SubClient) @@
             command=self.refresh, bg='black', fg='white')
         self.refreshbutton.pack(side=LEFT)
         self.save_stage_button = Button(self.buttonframe, text="Save",
             command=lambda: self.save_current_stage(self.sub_name.get()),
             bg='black', fg='white')
         self.save_stage_button.pack(side=LEFT)
         self.sliders_status_var = IntVar()
         self.sliders_status_var.set(hw_sliders)
         self.sliders_checkbutton = Checkbutton(self.buttonframe,
             text="Sliders", variable=self.sliders_status_var,
             command=lambda: self.toggle_slider_connectedness(),
             bg='black', fg='white')
         self.sliders_checkbutton.pack(side=LEFT)
         self.sub_name = Entry(self.buttonframe, bg='black', fg='white')
         self.sub_name.pack(side=LEFT)
         self.stop_frequent_update_time = 0
     def toggle_slider_connectedness(self):
         state = self.sliders_status_var.get()
         if state:
             self.sliders.reopen()
         else:
             self.sliders.close()
         self.change_row(self.current_row)
         self.rows[self.current_row].focus()
     def connect_to_hw(self, hw_sliders):
         if hw_sliders:
             self.sliders = Sliders(self)
         else:
             self.sliders = DummySliders()

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