def _install_usrd():
print "Installing 'usr' configuration tree to\n -> {}".format(MBRAT_HOME_USRD)
if path.exists(MBRAT_HOME_USRD):
print "Nothing to do. Directory already exists.".format(MBRAT_HOME_USRD)
return False
# ... and use ConfigManager to do the rest
cm = ConfigManager(usr_cfgf=path.join(MBRAT_HOME_USRD, 'usr.cfg'))
# print cm.logstr()
e = cm.errstr()
if e:
print "==> ERROR: Unable to install because ...\n" + e
return False
return True
class mbratgui:
"""
The main GUI class that does all the gooey stuff for mbrat engine.
"""
def __init__(self):
# MBrat ConfigManager instance
self.cfgmgr = ConfigManager()
self.sm = self.cfgmgr.secmgr
self.prefs = SecManager('prefs', MBRAT_USR_CFGF)
self._init_ui()
# Gtk stuff and shorthand attributes follow...
def _init_ui(self):
# g/set & connect the Builder, & shortcut 'get_object' method ...
self.builder = Gtk.Builder()
self.builder.add_from_file( MBRAT_GUID_GLADEF )
self.builder.connect_signals( self )
self.go = self.builder.get_object
# ... g/set the windows incl Dialogs ...
self.window = self.go("MainWindow")
self.saveasDialog = self.go("fileSaveDialog")
self.prefsDialog = self.go("prefsDialog")
self.aboutDialog = self.go("aboutDialog")
self.errorDialog = self.go("errorDialog")
# ... g/set & init the console Textview ...
self.consoleView = self.go("MSetInfoTextview")
self.consoleBuffer = self.consoleView.get_buffer()
self.consoleView.set_buffer(self.consoleBuffer)
self.consoleBuffer.set_text("")
self.consoleBuffer.insert_at_cursor(self.cfgmgr.logstr())
# ... g/set & init the profile block elts (Combobox, etc) ...
self._init_profileControl()
# ... init a state dict from prefs configf & current cfgmgr ...
self._init_state()
# ... instantiate & init the Notebook manager ...
self.tabs = MScreenTabs(self.builder)
self.tabs.set_state_callback(self._state)
# ... g/set & init the param block elts (Entry, etc) ...
self._set_parameterGrid_values_to_pool('tmp')
# ... init state-dependent ui elts to initial state (forces redraw) ...
self._init_ui_to_state()
# ... show_off_my_fancy_gui()
self.window.show_all()
# grab the comboboxes from the profile section to update on tab switch
def _init_profileControl(self):
self.cbox = {
'pool': self.go("profilePoolCombobox"),
'poolkey': self.go("profilePoolKeyCombobox"),
'profile': self.go("profileNameCombobox"),
'privkey': self.go("profilePrivKeyCombobox"),
'pubkey': self.go("profilePubKeyCombobox"),
}
# init a state dict and set vals to preferred or current states
def _init_state(self):
self.state = {}
# init state properties from prefs configf ...
showpoints_state = True if self.prefs.get('showpoints') == 'True' else False
lts_state = True if self.prefs.get('lts') == 'True' else False
self.state.update( { 'showpoints': showpoints_state,
'lts': lts_state, } )
# ... init state props from current ConfigManager state
for cfg_t in self.sm.keys():
self.state[cfg_t] = self.sm[cfg_t]
# state mutator & callback method
def _state(self, key, value=None):
# setter routine
if value != None:
self.state[key] = value
# getter routine
else:
return self.state[key]
# init misc UI elts to state
def _init_ui_to_state(self):
self.go("showpointsToolbutton").set_active(
self._state('showpoints')
)
self._load_combobox()
# switch 'control block type' & 'act type' to set dependent fields (in)sensitive
def _set_children_sensitive(self, block, act_t, sensitive=True):
cascade_l = [act_t,]
if not sensitive and block == 'profile':
if act_t == 'pool':
cascade_l.append( 'poolkey' )
elif act_t == 'profile':
cascade_l.append( 'privkey' )
for act in cascade_l:
child_l = MBRAT_GUI_DEPTREE_D[block][act]
for child in child_l:
cbox = self.go(child)
if cbox.get_sensitive() != sensitive:
cbox.set_sensitive(sensitive)
# load up the config 'profile control' block comboboxes using ConfigManager
def _load_combobox(self, cfg_t=None):
for cfg_key in MBRAT_CFG_TYPE_L:
if not cfg_t or cfg_key in cfg_t:
# get the current cfg name and cfg list for this cfg_key
cur_cfg = self._state(cfg_key)
cur_cfg.reset_section()
cur_cfgn = cur_cfg.get('name')
if cur_cfgn != None:
cur_cfgn = "{}.cfg".format(cur_cfgn) if cfg_key == 'pubkey' else cur_cfgn
cfg_l = self.cfgmgr.get_cfg_list(cfg_key)
# create the list model for the combobox
cfg_store = Gtk.ListStore(str)
for cfg in cfg_l:
cfg_store.append([cfg])
# set/replace combobox's model with the ListStore
self.cbox[cfg_key].set_model(cfg_store)
if cur_cfgn != None:
self.cbox[cfg_key].set_active( cfg_l.index(cur_cfgn) )
# read a PNG to ImageSurface obj, update (darea,surf) dict, and do queue_draw()
def _load_image_tab(self, pool_t='tmp'):
self.tabs.load_image_tab(pool_t)
# a general-ish method to refresh various ui elts
def _refresh_ui(self, block=None, act_l=[]):
act_l = POOL_TYPE_L if not act_l else act_l
for act_t in act_l:
if block:
self._set_children_sensitive(block, act_t, sensitive=True)
if act_t in POOL_TYPE_L:
self._load_image_tab(act_t)
self._load_combobox()
# grab user vals from 'parameter' control block & parse to args for MScreen
def _parse_parameterGrid_values(self):
args = Arguments()
args.iters = int(self.go("maxiterEntry").get_text())
args.ppu = int(self.go("ppuEntry").get_text())
args.prec = int(self.go("precEntry").get_text())
x_lo = args.x_lo = self.go("xLoEntry").get_text()
y_lo = args.y_lo = self.go("yLoEntry").get_text()
x_hi = args.x_hi = self.go("xHiEntry").get_text()
y_hi = args.y_hi = self.go("yHiEntry").get_text()
args.lims = { 'low':complex( float(x_lo), float(y_lo) ),
'high':complex( float(x_hi), float(y_hi) ) }
c = self.go("cmapComboboxtext").get_active_text()
if c and "Grayscale" in c:
args.cmap = 'grey'
else:
args.cmap = 'bw'
return args
# set 'parameter control' block fields from a dict
def _set_parameterGrid_values(self, prop_d):
self.go("maxiterEntry").set_text( prop_d['iters'] )
self.go("ppuEntry").set_text( prop_d['ppu'] )
self.go("xLoEntry").set_text( prop_d['x_lo'] )
self.go("yLoEntry").set_text( prop_d['y_lo'] )
self.go("xHiEntry").set_text( prop_d['x_hi'] )
self.go("yHiEntry").set_text( prop_d['y_hi'] )
def _set_parameterGrid_values_to_pool(self, pool_t):
if pool_t in POOL_TYPE_L:
sm = self._state(pool_t)
args = sm.get_as_args() if pool_t == 'pool' else sm.get_as_args('pool')
self._set_parameterGrid_values(vars(args))
# little util method to format MScreen vars(args) for configBuffer
def _get_ctxt_from_prop_d(self, prop_d):
ctxt = ""
for prop, val in prop_d.iteritems():
ctxt += "\t{0} = {1}\n".format(prop, val)
return ctxt
##### PUBLIC HANDLERS SECTION ######################
# handlers for DrawingArea, surface, tabs, and Toolbutton signals
def on_mscreenNotebook_switch_page(self, notebook, page, page_num):
""" Handler for when a Notebook Page (tab) is switched. """
pool_t = POOL_TYPE_L[page_num]
self._set_parameterGrid_values_to_pool(pool_t)
def on_showpointsToolbutton_toggled(self, button):
""" Handler for the 'show points' Toolbutton. """
self._state( 'showpoints', button.get_active() )
self._refresh_ui()
# handlers for 'on_draw' cases for each tab...
def on_tmpDrawingarea_draw(self, darea, cr):
self.tabs.on_tmpTab_draw(darea, cr)
def on_poolDrawingarea_draw(self, darea, cr):
self.tabs.on_poolTab_draw(darea, cr)
def on_privkeyDrawingarea_draw(self, darea, cr):
self.tabs.on_privkeyTab_draw(darea, cr)
# handlers for the 'parameter control block'
def on_genMSetButton_clicked(self, button):
""" Method for when 'Generate Mandelbrot Set' button is pressed. """
args = self._parse_parameterGrid_values()
args.image = MBRAT_TMP_IMGF
# generate the mset to png temp file
ctxt = self.tabs.gen_mset_to_png('tmp', args)
ctxt = clogger(ctxt, lts=self._state('lts'))
# update the SecManager
del args.lims
self.sm['tmp'].set_write_to_section('pool', vars(args))
# load it up...
self._refresh_ui( block='param', act_l=['tmp',])
if ctxt:
self.consoleBuffer.insert_at_cursor( "{}\n".format(ctxt) )
# 'private' method to save params from control block and img to a given pool
def _save_param_to_pool(self, cfg_t, cfgname):
ctxt = clogger("==> SAVE to '{}':\n".format(cfgname),
lts=self._state('lts'))
tmp_sm = self._state('tmp')
prop_d = vars( tmp_sm.get_as_args('pool') )
if 'name' in prop_d.keys():
del prop_d['name']
if 'lims' in prop_d.keys():
del prop_d['lims']
if cfg_t in ['pool', 'privkey']:
sm = self._state(cfg_t)
imgf = sm.get_from_section('pool', 'image')
if not imgf:
poold = sm.rootd
imgf = "{}.png".format(sm.get_from_section('pool', 'name'))
imgf = path.join( poold, imgf )
prop_d['image'] = imgf
sm.set_write_to_section('pool', prop_d)
# copy tmp img to pool's dir
shutil.copy(MBRAT_TMP_IMGF, imgf)
if not path.exists(imgf):
ctxt += clogger("==> ERROR: unable to copy to '{}'".format(imgf),
lts=self._state('lts'), err=True)
else:
ctxt += clogger(
"==> COPIED: '{0}'\n-->'{1}'\n==> CONFIGURED:\n{2}".format(
MBRAT_TMP_IMGF, imgf, self._get_ctxt_from_prop_d(prop_d)
),
lts=self._state('lts')
)
# make sure all the tabs know about this...
self._refresh_ui( act_l=[cfg_t,] )
return ctxt
def on_saveToPoolButton_clicked(self, button):
""" Copies the tmp .cfg and .png file into the chosen pool configd. """
pool_txt = self.go("saveToPoolCombobox").get_active_text()
cfg_t = 'pool' if 'Public' in pool_txt else 'privkey'
cfg_iter = self.cbox[cfg_t].get_active_iter()
cfgerr = False
if not cfg_iter:
cfgname = self.cbox[cfg_t].get_child().get_text()
else:
model = self.cbox[cfg_t].get_model()
cfgname = model[cfg_iter][0]
if not cfgname:
cfgerr = True
ctxt = clogger("==> ERROR: activate an existing pool first\n",
lts=self._state('lts'), err=cfgerr)
else:
if not cfgname in self.cfgmgr.get_cfg_list(cfg_t):
cfgerr = True
ctxt = clogger("==> ERROR: {0} '{1}' not found\n".format(cfg_t, cfgname),
lts=self._state('lts'), err=cfgerr)
else:
ctxt = clogger("Saving Mandelbrot set to current {0} ...\n".format(pool_txt),
lts=self._state('lts'))
# everything set? then save (copy) from 'tmp' to chosen pool...
ctxt += self._save_param_to_pool(cfg_t, cfgname)
if ctxt:
self.consoleBuffer.insert_at_cursor("{}\n".format(ctxt))
if not cfgerr:
self._refresh_ui( act_l=[cfg_t,] )
# handler methods for profile control block
def on_pickConfigButton(self, cfg_t, button):
""" Generic handler for the APPLY buttons next to Comboboxes. """
ctxt = ""
cfg_iter = self.cbox[cfg_t].get_active_iter()
# cfg_iter points to user choice? ...
if cfg_iter != None:
model = self.cbox[cfg_t].get_model()
cfgname = model[cfg_iter][0]
# ... or to an Entry?
else:
cfgname = self.cbox[cfg_t].get_child().get_text()
if cfgname == "":
ctxt = clogger("C'mon now! Ya gotta type in a name.\n",
lts=self._state('lts'), err=True)
if ctxt:
self.consoleBuffer.insert_at_cursor("{}\n".format(ctxt))
return
# are we making a new config?
if cfgname not in self.cfgmgr.get_cfg_list(cfg_t):
ctxt = clogger("Making new {0} '{1}' ...\n".format(cfg_t, cfgname),
lts=self._state('lts'))
if not self.cfgmgr.make_config( cfg_t, cfgname ):
ctxt += clogger(self.cfgmgr.errstr(),
lts=self._state('lts'), err=True)
if ctxt:
self.consoleBuffer.insert_at_cursor(ctxt)
return
self.sm[cfg_t].set_configf_by_name(cfgname)
self._load_combobox(cfg_t=cfg_t)
ctxt += clogger("==> Activating {0} '{1}' ... \n".format(cfg_t, cfgname),
lts=self._state('lts'))
# update ConfigManager and cfg state
if self.cfgmgr.set_current_cfg_by_name(cfg_t, cfgname):
ctxt += clogger(
" -> {0} '{1}' activated\n -> Info: {2}\n".format(
cfg_t, cfgname, self.sm[cfg_t].get('info')
),
lts=self._state('lts')
)
else:
ctxt += clogger("==> ERROR: could not activate {0} '{1}'\n".format(cfg_t, cfgname),
lts=self._state('lts'), err=True)
if ctxt:
self.consoleBuffer.insert_at_cursor(ctxt)
self._refresh_ui( block='profile', act_l=[cfg_t,] )
# dummy handlers redirect to pickConfigButton...
def on_pickPoolButton_clicked(self, button):
self.on_pickConfigButton( 'pool', button )
def on_pickPoolKeyButton_clicked(self, button):
self.on_pickConfigButton( 'poolkey', button )
def on_pickNameButton_clicked(self, button):
self.on_pickConfigButton( 'profile', button )
def on_pickPrivKeyButton_clicked(self, button):
self.on_pickConfigButton( 'privkey', button )
def on_addPubKeyButton_clicked(self, button):
self.on_pickConfigButton( 'pubkey', button )
# handler stubs for when 'parent' comboboxes are changed (pass for now)...
def on_profilePoolCombobox_changed(self, widget):
pass
def on_profileNameCombobox_changed(self, widget):
pass
def on_profilePrivKeyCombobox_changed(self, widget):
pass
# RANDOM point-picker handlers rely on extern method...
def on_pointPickerButton(self, key_t, button):
""" Pick a RANDOM key-point from the appropriate pool. """
result = self.tabs.pick_mpoint( 'random', key_t, self.cfgmgr,
lts=self._state('lts') )
if not result.err:
ctxt = clogger(result.log, lts=self._state('lts'))
else:
ctxt = clogger(result.err, lts=self._state('lts'), err=True)
if ctxt:
self.consoleBuffer.insert_at_cursor(ctxt)
self._refresh_ui()
def on_poolkeyPickerButton_clicked(self, button):
self.on_pointPickerButton('poolkey', button)
def on_privkeyPickerButton_clicked(self, button):
self.on_pointPickerButton('privkey', button)
# handler methods for 'top-level' menus, dialogs and events
def on_MainWindow_delete_event(self, *args):
""" Handler for every quit method """
if self.prefs.get('savetemp') == 'False':
if path.exists(MBRAT_TMPF):
os.remove(MBRAT_TMPF)
Gtk.main_quit(args)
def on_quitMenuitem_activate(self, menuitem):
self.on_MainWindow_delete_event()
def on_savePoolMenuitem_activate(self, menuitem):
""" Handler for 'Save Pool As...' menu item FileChooser Dialog. """
response = self.saveasDialog.run()
if response == Gtk.ResponseType.APPLY:
imgf = self.saveasDialog.get_filename()
shutil.copy(MBRAT_TMP_IMGF, imgf)
if path.exists(imgf):
ctxt = clogger("Saved Temp Pool image to '{}'\n".format(imgf),
lts=self._state('lts'))
else:
ctxt = clogger("==> ERROR: unable to save image to '{}'\n".format(imgf),
lts=self._state('lts'), err=True)
if ctxt:
self.consoleBuffer.insert_at_cursor("{}\n".format(ctxt))
self.saveasDialog.destroy()
def on_prefsMenuitem_activate(self, menuitem):
""" Handler for 'Edit Preferences' menu item Dialog. """
# save temp pool config between sessions?
savetemp_pref = self.go("prefsSavetempCheckbutton")
savetemp_pref.set_active( self.prefs.get('savetemp') == 'True' )
# show all key-points in pool image views by default?
showpts_pref = self.go("prefsShowpointsCheckbutton")
showpts_pref.set_active( self.prefs.get('showpoints') == 'True' )
# log to terminal stdout instead of gui console?
lts_pref = self.go("prefsLtsCheckbutton")
lts_pref.set_active( self.prefs.get('lts') == 'True' )
response = self.prefsDialog.run()
self.prefsDialog.hide()
if response == Gtk.ResponseType.APPLY:
# multiprecision python backend (mpmath or BigFloat) to use
mpbe_pref = self.go("prefsMPBackendCombobox").get_active_text()
mpbe_pref = MBRAT_DEF_MPBACKEND if mpbe_pref == None else mpbe_pref
# write prefs to usr.cfg
self.prefs.set_write( {
'savetemp': savetemp_pref.get_active(),
'showpoints': showpts_pref.get_active(),
'lts': lts_pref.get_active(),
'mpbackend': mpbe_pref,
} )
def on_aboutMenuitem_activate(self, menuitem):
""" Handler for 'About' menu item Dialog. """
self.aboutDialog.set_version(MBRAT_VER)
response = self.aboutDialog.run()
self.aboutDialog.hide()
def _errorDialog(self, errstr):
""" Method for runtime error MessageDialog. """
self.errorDialog.format_secondary_text(errstr)
self.errorDialog.run()
self.errorDialog.destroy()