def change_interval(self, event=None):
try:
val = int(self.inter_ctl.get())
oldval = self.data_store.get_hole_interval(self.index)
if val != oldval:
if val > 0 and val < 5:
self.data_store.set_hole_interval(self.index, val)
self.logger.debug("change interval from %d to %d"%(oldval, val))
raise_event("UPDATE_NOTES_EVENT")
self.data_store.set_change_flag()
else:
self.logger.error("invalid value for interval: %s"%(str(self.inter_ctl.get())))
messagebox.showerror("ERROR", "Intervals must be an integer between 1 and 4")
self.inter_ctl.delete(0, tkinter.END)
self.inter_ctl.insert(0, str(self.data_store.get_hole_interval(self.index)))
return False
else:
self.logger.debug("ignore")
except ValueError:
self.logger.error("invalid integer for interval: %s"%(str(self.inter_ctl.get())))
messagebox.showerror("ERROR", "Cannot convert the string \"%s\" to an integer between 1 1nd 4"%(self.inter_ctl.get()))
self.inter_ctl.delete(0, tkinter.END)
self.inter_ctl.insert(0, str(self.data_store.get_hole_interval(self.index)))
return False
except IndexError:
pass # always ignore
return True
def wallThicknessCommand(self, event=None):
try:
v = self.wallThicknessEntry.get()
n = float(v)
if n != self.data_store.get_wall_thickness():
self.logger.debug("change wall from %f to %f"%(self.data_store.get_wall_thickness(), n))
self.data_store.set_wall_thickness(n)
self.wallThicknessEntry.delete(0, tkinter.END)
self.wallThicknessEntry.insert(0, str(n))
raise_event("CALCULATE_EVENT")
self.data_store.set_change_flag()
else:
self.logger.debug("ignore")
return True
except ValueError as e:
self.logger.error(str(e))
messagebox.showerror("Error", "Could not convert wall thickness to a floating point number.\nRead value was \"%s\"." % (v))
self.wallThicknessEntry.delete(0, tkinter.END)
self.wallThicknessEntry.insert(0, str(self.data_store.get_wall_thickness()))
return False
except IndexError:
self.logger.error(str(e))
self.wallThicknessEntry.delete(0, tkinter.END)
self.wallThicknessEntry.insert(0, str(self.data_store.get_wall_thickness()))
except Exception as e:
self.logger.error(str(e))
messagebox.showerror("Unknown Error", "Unknown exception trying convert wall thickness to a floating point number.\nRead value was \"%s\".\nException %s" % (v, str(e)))
self.wallThicknessEntry.delete(0, tkinter.END)
self.wallThicknessEntry.insert(0, str(self.data_store.get_wall_thickness()))
def loadCommand(self):
f = filedialog.askopenfilename(initialfile=self.data.get_file_name(), filetypes=(("Whistle Files","*.wis"), ("all files", "*.*")))
if f != '':
self.logger.debug("loading file: %s"%(f))
self.data.load(f)
self.data.set_file_name(f)
raise_event("UPDATE_LOWER_FRAME_EVENT")
self.set_state()
else:
self.logger.debug("cancel")
def update_notes(self):
sel = self.data_store.get_bell_note_select()
for index, line in enumerate(self.line_widgits):
sel += self.data_store.get_hole_interval(index)
self.data_store.set_hole_freq(
index, self.data_store.note_table[sel]["frequency"])
self.data_store.set_hole_note(
index, self.data_store.note_table[sel]["note"])
line.set_state()
raise_event("CALCULATE_EVENT")
def do_calc(self):
# self.isound = self.data.get_vsound_in()
# self.msound = self.data.get_vsound_mm()
self.data.clear_hole_data()
if self.data.get_calc_type() == 0:
self.quadratic()
#self.iterative()
else:
self.iterative()
raise_event("UPDATE_LINES_EVENT")
raise_event("UPDATE_UPPER_EVENT")
def displayFormatCallback(self, event):
if self.displayFormatOpt.current() == 0:
val = False
else:
val = True
if val != self.data_store.get_disp_frac():
self.data_store.set_disp_frac(val)
raise_event("UPDATE_HOLE_EVENT")
self.logger.debug("current format set to: %s"%(str(self.data_store.get_disp_frac())))
self.data_store.set_change_flag()
else:
self.logger.debug("ignore")
def incr_command(self):
siz = self.data_store.get_hole_size(self.index)
siz = siz + self.data_store.get_hole_inc()
if siz > self.data_store.get_hole_max():
siz = self.data_store.get_hole_max()
elif siz < self.data_store.get_hole_min():
siz = self.data_store.get_hole_min()
self.data_store.set_hole_size(self.index, siz)
self.update_val() # update the GUI
raise_event("CALCULATE_EVENT")
self.data_store.set_change_flag()
def bellSelectCallback(self, event):
'''
Change the data_store to match the new bell selection
'''
val = self.bellNoteCombo.current()
if val != self.data_store.get_bell_note_select():
self.data_store.set_bell_note_select(val)
self.data_store.set_bell_freq(self.data_store.note_table[val]['frequency'])
self.logger.debug("current bell selection set to: %d: %f"%(self.data_store.get_bell_note_select(), self.data_store.get_bell_freq()))
raise_event("UPDATE_NOTES_EVENT")
self.data_store.set_change_flag()
else:
self.logger.debug("ignore")
self.set_state()
def change_units(self):
'''
When this is called, the assumption is that the GUI and the
data_store have the wrong units. This function takes what ever
is in the data_sore and converts if to the units that it finds
there. Then it updates the GUI.
'''
if self.data_store.get_units(): # true of units are mm
self.data_store.set_inside_dia(utility.in_to_mm(self.data_store.get_inside_dia()))
self.data_store.set_wall_thickness(utility.in_to_mm(self.data_store.get_wall_thickness()))
else:
self.data_store.set_inside_dia(utility.mm_to_in(self.data_store.get_inside_dia()))
self.data_store.set_wall_thickness(utility.mm_to_in(self.data_store.get_wall_thickness()))
self.set_state()
# Cause the other frames to update
raise_event("CHANGE_UNITS_EVENT")
raise_event('CALCULATE_EVENT')
self.data_store.set_change_flag()
def numHolesCommand(self, event=None):
n = 0
try:
v = self.numHolesEntry.get()
n = int(v)
if n >= 1 and n <= 12:
# only raise the event if the number of holes is different from
# what is in the data_store
if n != self.data_store.get_number_holes():
self.logger.debug("change number of holes from %d to %d"%(self.data_store.get_number_holes(), n))
self.data_store.set_number_holes(n)
raise_event('UPDATE_LOWER_FRAME_EVENT')
self.data_store.set_change_flag()
else:
self.logger.debug("ignore")
return True
else:
self.logger.error("range error on number of holes: %s"%(str(n)))
messagebox.showerror("Error", message="Number of holes must be an integer between 1 and 12.\nRead value was \"%s\"." % (v))
self.numHolesEntry.delete(0, tkinter.END)
self.numHolesEntry.insert(0, str(self.data_store.get_number_holes()))
return False
except ValueError as e:
self.logger.error(str(e))
messagebox.showerror("Error", message="Could not convert number of holes to an integer.\nRead value was \"%s\"." % (v))
self.numHolesEntry.delete(0, tkinter.END)
self.numHolesEntry.insert(0, str(self.data_store.get_number_holes()))
return False
except IndexError as e:
self.logger.error(str(e))
self.numHolesEntry.delete(0, tkinter.END)
self.numHolesEntry.insert(0, str(self.data_store.get_number_holes()))
except Exception as e:
self.logger.error(str(e))
messagebox.showerror("Unknown Error", message="Unknown exception trying to convert number of holes to an integer.\nRead value was \"%s\".\nException: %s" % (v, str(e)))
self.wallThicknessEntry.delete(0, tkinter.END)
self.wallThicknessEntry.insert(0, str(self.data_store.get_wall_thickness()))
def constCommand(self):
dialogs.ConstDialog(self.master)
raise_event("UPDATE_LOWER_FRAME_EVENT")
raise_event("UPDATE_UPPER_EVENT")
def emboCommand(self):
dialogs.EmbouchureDialog(self.master)
raise_event("UPDATE_LOWER_FRAME_EVENT")
raise_event("UPDATE_UPPER_EVENT")
def refreshButtonCommand(self):
self.refreshButton.focus_set()
self.get_state()
#raise_event('UPDATE_LINES_EVENT')
raise_event('UPDATE_LOWER_FRAME_EVENT')
self.set_state()