class MILWidget(gtk.Entry,
StateMixin,
PropertyObject):
__gtype_name__='MILWidget'
gproperty('on', bool, False)
gproperty('on-color', str, '#F7D30D')
gproperty('off-color', str, '#AAAAAA')
def __init__(self, app):
gtk.Entry.__init__(self, 3)
self.command = Sensor('0101', 1)
PropertyObject.__init__(self)
self._pref_cbs = []
self.app = app
self.set_text('MIL')
self.set_property('editable', False)
self.set_property('width-chars', 3)
def __post_init__(self):
self.on_color = self.app.prefs.get('mil.on-color')
self.off_color = self.app.prefs.get('mil.off-color')
cb_id = self.app.prefs.add_watch('mil.on-color',
self._notify_prefs_cb)
self._pref_cbs.append(('mil.on-color', cb_id))
cb_id = self.app.prefs.add_watch('mil.off-color',
self._notify_prefs_cb)
self._pref_cbs.append(('mil.off-color', cb_id))
self.connect('notify::on', self._notify_cb)
self.notify('on')
self.command.connect('notify::data', self._data_changed_cb)
def _notify_cb(self, o, pspec):
if pspec.name == 'on':
self._update_color()
def _update_color(self):
if self.on:
self.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse(self.on_color))
else:
self.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse(self.off_color))
def _notify_prefs_cb(self, pname, pvalue, args):
if pname == 'mil.on-color':
self.on_color = pvalue
elif pname == 'mil.off-color':
self.off_color = pvalue
self._update_color()
def _data_changed_cb(self, command, pspec):
on = self.command.metric_value == 'On'
self.on = on
class SensorView(BaseView, UnitMixin, PropertyObject):
__gtype_name__ = 'SensorView'
gproperty('units-widget', object)
gproperty('update-name', bool, False)
def __init__(self,
pid,
index=0,
units='Metric',
active_widget=None,
name_widget=None,
value_widget=None,
units_widget=None,
helper=None):
self.command = Sensor(pid, index)
self.command.connect('data-changed', self._data_changed_cb)
BaseView.__init__(self, active_widget, name_widget, value_widget,
helper)
PropertyObject.__init__(self,
active_widget=active_widget,
name_widget=name_widget,
value_widget=value_widget,
units_widget=units_widget,
unit_standard=units,
helper=helper)
def __post_init__(self):
self.connect('notify::unit-standard', self._notify_unit_standard_cb)
BaseView.__post_init__(self)
def _notify_unit_standard_cb(self, o, pspec):
self._update_view()
def _do_sensitize_widgets(self):
if self.units_widget:
self.units_widget.set_sensitive(self.supported and self.active)
def _do_update_view(self):
if self.unit_standard == 'Imperial':
value = self.command.imperial_value
units = self.command.imperial_units
else:
value = self.command.metric_value
units = self.command.metric_units
if not units: units = ''
if not value: value = ''
if self.name_widget and self.update_name:
self.name_widget.set_text(self.command.name)
if self.value_widget:
self.value_widget.set_text(value)
if self.units_widget:
self.units_widget.set_text(units)
class SensorView(BaseView, UnitMixin, PropertyObject):
__gtype_name__ = 'SensorView'
gproperty('units-widget', object)
gproperty('update-name', bool, False)
def __init__(self, pid, index=0, units='Metric',
active_widget=None, name_widget=None,
value_widget=None, units_widget=None,
helper=None):
self.command = Sensor(pid, index)
self.command.connect('notify::data', self._data_changed_cb)
BaseView.__init__(self, active_widget, name_widget,
value_widget, helper)
PropertyObject.__init__(self, active_widget=active_widget,
name_widget=name_widget,
value_widget=value_widget,
units_widget=units_widget,
unit_standard=units,
helper=helper)
def __post_init__(self):
self.connect('notify::unit-standard', self._notify_unit_standard_cb)
BaseView.__post_init__(self)
def _notify_unit_standard_cb(self, o, pspec):
self._update_view()
def _do_sensitize_widgets(self):
if self.units_widget:
self.units_widget.set_sensitive(self.supported and self.active)
def _do_update_view(self):
if self.unit_standard == 'Imperial':
value = self.command.imperial_value
units = self.command.imperial_units
else:
value = self.command.metric_value
units = self.command.metric_units
if not units: units=''
if not value: value=''
if self.name_widget and self.update_name:
self.name_widget.set_text(self.command.name)
if self.value_widget:
self.value_widget.set_text(value)
if self.units_widget:
self.units_widget.set_text(units)
class SensorProgressView(BaseView, PropertyObject):
__gtype_name__ = 'SensorProgressView'
gproperty('progress-widget', object)
gproperty('min-value', float)
gproperty('max-value', float)
gproperty('update-name', bool, False)
def __init__(self,
pid,
index=0,
min_value=0,
max_value=100,
active_widget=None,
name_widget=None,
value_widget=None,
helper=None,
progress_widget=None):
self.command = Sensor(pid, index)
self.command.connect('data-changed', self._data_changed_cb)
BaseView.__init__(self, active_widget, name_widget, value_widget,
helper)
PropertyObject.__init__(self,
active_widget=active_widget,
name_widget=name_widget,
value_widget=value_widget,
helper=helper,
progress_widget=progress_widget,
min_value=min_value,
max_value=max_value)
def _do_sensitize_widgets(self):
if self.progress_widget:
self.progress_widget.set_sensitive(self.supported and self.active)
def _do_update_view(self):
value = self.command.metric_value
if not value:
value = ''
fraction = 0
else:
fraction = eval(value) / (self.max_value - self.min_value)
if fraction > 1: fraction = 1
if fraction < 0: fraction = 0
if self.name_widget and self.update_name:
self.name_widget.set_text(self.command.name)
if self.value_widget:
self.value_widget.set_text(value)
if self.progress_widget:
self.progress_widget.set_fraction(fraction)
class MILWidget(gtk.Entry, StateMixin, PropertyObject):
__gtype_name__ = 'MILWidget'
gproperty('on', bool, False)
gproperty('on-color', str, '#F7D30D')
gproperty('off-color', str, '#AAAAAA')
def __init__(self, app):
gtk.Entry.__init__(self, 3)
self.command = Sensor('0101', 1)
PropertyObject.__init__(self)
self._pref_cbs = []
self.app = app
self.set_text('MIL')
self.set_property('editable', False)
self.set_property('width-chars', 3)
def __post_init__(self):
self.on_color = self.app.prefs.get('mil.on-color')
self.off_color = self.app.prefs.get('mil.off-color')
cb_id = self.app.prefs.add_watch('mil.on-color', self._notify_prefs_cb)
self._pref_cbs.append(('mil.on-color', cb_id))
cb_id = self.app.prefs.add_watch('mil.off-color',
self._notify_prefs_cb)
self._pref_cbs.append(('mil.off-color', cb_id))
self.connect('notify::on', self._notify_cb)
self.connect('notify::on-color', self._notify_cb)
self.connect('notify::off-color', self._notify_cb)
self.notify('on')
self.command.connect('data-changed', self._data_changed_cb)
def _notify_cb(self, o, pspec):
if self.on:
self.modify_base(gtk.STATE_NORMAL,
gtk.gdk.color_parse(self.on_color))
else:
self.modify_base(gtk.STATE_NORMAL,
gtk.gdk.color_parse(self.off_color))
def _notify_prefs_cb(self, pname, pvalue, args):
if pname == 'mil.on-color':
self.on_color = pvalue
elif pname == 'mil.off-color':
self.off_color = pvalue
def _data_changed_cb(self, command, data):
on = self.command.metric_value == 'On'
self.on = on
class SensorProgressView(BaseView, PropertyObject):
__gtype_name__ = 'SensorProgressView'
gproperty('progress-widget', object)
gproperty('min-value', float)
gproperty('max-value', float)
gproperty('update-name', bool, False)
def __init__(self, pid, index=0,
min_value=0, max_value=100,
active_widget=None, name_widget=None,
value_widget=None,
helper=None, progress_widget=None):
self.command = Sensor(pid, index)
self.command.connect('notify::data', self._data_changed_cb)
BaseView.__init__(self, active_widget, name_widget,
value_widget, helper)
PropertyObject.__init__(self, active_widget=active_widget,
name_widget=name_widget,
value_widget=value_widget,
helper=helper,
progress_widget=progress_widget,
min_value=min_value,
max_value=max_value)
def _do_sensitize_widgets(self):
if self.progress_widget:
self.progress_widget.set_sensitive(self.supported and self.active)
def _do_update_view(self):
value = self.command.metric_value
if not value:
value=''
fraction = 0
else:
fraction = eval(value) / (self.max_value - self.min_value)
if fraction > 1: fraction = 1
if fraction < 0: fraction = 0
if self.name_widget and self.update_name:
self.name_widget.set_text(self.command.name)
if self.value_widget:
self.value_widget.set_text(value)
if self.progress_widget:
self.progress_widget.set_fraction(fraction)
class Gauge (gtk.EventBox, StateMixin, UnitMixin,
PropertyObject):
__gtype_name__="Gauge"
def prop_get_value (self):
return self._value
# FIXME: min-angle and max-angle should be float,
# but set_property does not accept negative values for gdouble or gint.
# Warning: value "-50" of type `gint' is invalid or out of range for property `min-angle' of type `gint'
gproperty('min-angle', object)
gproperty('max-angle', object)
gproperty('min-value', float)
gproperty('max-value', float)
gproperty('idle-value', float)
gproperty('value', float, flags=gobject.PARAM_READABLE)
gproperty('needle-color', str, '#FDC62D')
gproperty('needle-length', int)
gproperty('needle-width', int)
gproperty('metric-overlay', object)
gproperty('imperial-overlay', object)
def __init__ (self, pid, metric, imperial=None, index=0):
if not imperial:
imperial=metric
gtk.EventBox.__init__(self)
PropertyObject.__init__(self, command=pid, index=index,
metric_overlay=metric,
imperial_overlay=imperial)
self.sensor = Sensor(pid, index)
width = self.metric_overlay.get_width()
height = self.metric_overlay.get_height()
self.set_size_request(width, height)
self._needle_gc = None
self._set_default_values()
self._value = self.idle_value
self._pixmap = None
self._area = gtk.DrawingArea()
self.add(self._area)
self.connect('button-press-event', self._button_press_cb)
self._area.connect("expose_event", self._expose_event)
self._area.connect("configure_event", self._configure_event)
def __post_init__(self):
self.connect('notify::needle-length', self._notify_must_redraw)
self.connect('notify::metric-overlay', self._notify_must_redraw)
self.connect('notify::imperial-overlay', self._notify_must_redraw)
self.connect('notify::needle-color', self._notify_needle_cb)
self.connect('notify::needle-width', self._notify_needle_cb)
self.connect('notify::supported', self._notify_supported_cb)
self.connect('notify::active', self._notify_active_cb)
self.sensor.connect('data-changed', self._sensor_data_changed_cb)
def _notify_must_redraw(self, o, pspec):
self._draw()
def _notify_needle_cb(self, o, pspec):
if pspec.name == 'needle-color':
if self._needle_gc:
self._needle_gc.set_rgb_fg_color(gtk.gdk.color_parse(self.needle_color))
if pspec.name == 'needle-width':
self._needle_gc.line_width = width
self._draw()
def _notify_supported_cb(self, o, pspec):
self.set_sensitive(self.supported)
if not self.supported:
self.active = False
def _notify_active_cb(self, o, pspec):
self._area.set_sensitive(self.active)
self._draw()
self.emit('active-changed', self.active)
def _button_press_cb(self, widget, event):
if event.type == gdk.BUTTON_PRESS:
self.active = not self.active
def _sensor_data_changed_cb(self, sensor, data):
self._value = eval(self.sensor.metric_value)
self._draw()
def _set_default_values(self):
raise NotImplementedError, 'Use one of the subclasses please'
def _construct_needle (self) :
angle_range = self.max_angle - self.min_angle
value_range = self.max_value - self.min_value
value = self._value
if value < self.min_value:
value = self.min_value
if value > self.max_value:
value = self.max_value
angle = (value - self.min_value) / value_range * angle_range + self.min_angle
point_x = int(self._needle_origin_x + self.needle_length * math.cos((angle + 180) * math.pi / 180))
point_y = int(self._needle_origin_y + self.needle_length * math.sin((angle + 180) * math.pi / 180))
side1_x = int(self._needle_origin_x + self.needle_width * math.cos((angle + 270) * math.pi / 180))
side1_y = int(self._needle_origin_y + self.needle_width * math.sin((angle + 270) * math.pi / 180))
side2_x = int(self._needle_origin_x + self.needle_width * math.cos((angle + 90) * math.pi / 180))
side2_y = int(self._needle_origin_y + self.needle_width * math.sin((angle + 90) * math.pi / 180))
return [(self._needle_origin_x, self._needle_origin_y),
(side1_x, side1_y),
(point_x, point_y),
(side2_x, side2_y)]
def _draw (self) :
if self._pixmap is None :
return
x, y, width, height = self.get_allocation()
bg_gc = self.get_style().bg_gc[gtk.STATE_NORMAL]
self._pixmap.draw_rectangle(bg_gc, True, 0, 0, width, height)
if self.unit_standard == 'Imperial':
overlay = self.imperial_overlay
else:
overlay = self.metric_overlay
self._pixmap.draw_pixbuf(gtk.gdk.GC(self.window), overlay, 0, 0, 0, 0)
needle = self._construct_needle()
if self.active:
self._pixmap.draw_polygon(self._needle_gc, True, needle)
fg_gc = self.get_style().fg_gc[gtk.STATE_NORMAL]
fg_gc.set_foreground(gtk.gdk.color_parse('#000000'))
self._pixmap.draw_arc(fg_gc, True,
self._needle_origin_x - self._circle_radius,
self._needle_origin_y - self._circle_radius,
self._circle_radius * 2, self._circle_radius * 2, 0, 360 * 64)
self._area.queue_draw()
def _expose_event (self, widget, event):
x , y, width, height = event.area
widget.window.draw_drawable(widget.get_style().bg_gc[gtk.STATE_NORMAL], self._pixmap, x, y, x, y, width, height)
return False
def _configure_event (self, widget, event):
x, y, width, height = widget.get_allocation()
self._pixmap = gtk.gdk.Pixmap(widget.window, width, height)
self._needle_gc = gtk.gdk.GC(widget.window)
self._needle_gc.set_rgb_fg_color(gtk.gdk.color_parse(self.needle_color))
self._needle_gc.line_width = self.needle_width
self.idle()
def idle (self) :
"""Set value to the defined idle value"""
self._value = self.idle_value
self._draw()
class Gauge(gtk.EventBox, StateMixin, UnitMixin, PropertyObject):
__gtype_name__ = "Gauge"
def prop_get_value(self):
return self._value
# FIXME: min-angle and max-angle should be float,
# but set_property does not accept negative values for gdouble or gint.
# Warning: value "-50" of type `gint' is invalid or out of range for property `min-angle' of type `gint'
gproperty('min-angle', object)
gproperty('max-angle', object)
gproperty('min-value', float)
gproperty('max-value', float)
gproperty('idle-value', float)
gproperty('value', float, flags=gobject.PARAM_READABLE)
gproperty('needle-color', str, '#FDC62D')
gproperty('needle-length', int)
gproperty('needle-width', int)
gproperty('metric-overlay', object)
gproperty('imperial-overlay', object)
def __init__(self, pid, metric, imperial=None, index=0):
if not imperial:
imperial = metric
gtk.EventBox.__init__(self)
PropertyObject.__init__(self,
command=pid,
index=index,
metric_overlay=metric,
imperial_overlay=imperial)
self.sensor = Sensor(pid, index)
width = self.metric_overlay.get_width()
height = self.metric_overlay.get_height()
self.set_size_request(width, height)
self._needle_gc = None
self._set_default_values()
self._value = self.idle_value
self._pixmap = None
self._area = gtk.DrawingArea()
self.add(self._area)
self.connect('button-press-event', self._button_press_cb)
self._area.connect("expose_event", self._expose_event)
self._area.connect("configure_event", self._configure_event)
def __post_init__(self):
self.connect('notify::needle-length', self._notify_must_redraw)
self.connect('notify::metric-overlay', self._notify_must_redraw)
self.connect('notify::imperial-overlay', self._notify_must_redraw)
self.connect('notify::needle-color', self._notify_needle_cb)
self.connect('notify::needle-width', self._notify_needle_cb)
self.connect('notify::supported', self._notify_supported_cb)
self.connect('notify::active', self._notify_active_cb)
self.sensor.connect('data-changed', self._sensor_data_changed_cb)
def _notify_must_redraw(self, o, pspec):
self._draw()
def _notify_needle_cb(self, o, pspec):
if pspec.name == 'needle-color':
if self._needle_gc:
self._needle_gc.set_rgb_fg_color(
gtk.gdk.color_parse(self.needle_color))
if pspec.name == 'needle-width':
self._needle_gc.line_width = width
self._draw()
def _notify_supported_cb(self, o, pspec):
self.set_sensitive(self.supported)
if not self.supported:
self.active = False
def _notify_active_cb(self, o, pspec):
self._area.set_sensitive(self.active)
self._draw()
self.emit('active-changed', self.active)
def _button_press_cb(self, widget, event):
if event.type == gdk.BUTTON_PRESS:
self.active = not self.active
def _sensor_data_changed_cb(self, sensor, data):
self._value = eval(self.sensor.metric_value)
self._draw()
def _set_default_values(self):
raise NotImplementedError, 'Use one of the subclasses please'
def _construct_needle(self):
angle_range = self.max_angle - self.min_angle
value_range = self.max_value - self.min_value
value = self._value
if value < self.min_value:
value = self.min_value
if value > self.max_value:
value = self.max_value
angle = (value -
self.min_value) / value_range * angle_range + self.min_angle
point_x = int(self._needle_origin_x + self.needle_length *
math.cos((angle + 180) * math.pi / 180))
point_y = int(self._needle_origin_y + self.needle_length *
math.sin((angle + 180) * math.pi / 180))
side1_x = int(self._needle_origin_x + self.needle_width *
math.cos((angle + 270) * math.pi / 180))
side1_y = int(self._needle_origin_y + self.needle_width *
math.sin((angle + 270) * math.pi / 180))
side2_x = int(self._needle_origin_x + self.needle_width *
math.cos((angle + 90) * math.pi / 180))
side2_y = int(self._needle_origin_y + self.needle_width *
math.sin((angle + 90) * math.pi / 180))
return [(self._needle_origin_x, self._needle_origin_y),
(side1_x, side1_y), (point_x, point_y), (side2_x, side2_y)]
def _draw(self):
if self._pixmap is None:
return
x, y, width, height = self.get_allocation()
bg_gc = self.get_style().bg_gc[gtk.STATE_NORMAL]
self._pixmap.draw_rectangle(bg_gc, True, 0, 0, width, height)
if self.unit_standard == 'Imperial':
overlay = self.imperial_overlay
else:
overlay = self.metric_overlay
self._pixmap.draw_pixbuf(gtk.gdk.GC(self.window), overlay, 0, 0, 0, 0)
needle = self._construct_needle()
if self.active:
self._pixmap.draw_polygon(self._needle_gc, True, needle)
fg_gc = self.get_style().fg_gc[gtk.STATE_NORMAL]
fg_gc.set_foreground(gtk.gdk.color_parse('#000000'))
self._pixmap.draw_arc(fg_gc, True,
self._needle_origin_x - self._circle_radius,
self._needle_origin_y - self._circle_radius,
self._circle_radius * 2, self._circle_radius * 2,
0, 360 * 64)
self._area.queue_draw()
def _expose_event(self, widget, event):
x, y, width, height = event.area
widget.window.draw_drawable(widget.get_style().bg_gc[gtk.STATE_NORMAL],
self._pixmap, x, y, x, y, width, height)
return False
def _configure_event(self, widget, event):
x, y, width, height = widget.get_allocation()
self._pixmap = gtk.gdk.Pixmap(widget.window, width, height)
self._needle_gc = gtk.gdk.GC(widget.window)
self._needle_gc.set_rgb_fg_color(gtk.gdk.color_parse(
self.needle_color))
self._needle_gc.line_width = self.needle_width
self.idle()
def idle(self):
"""Set value to the defined idle value"""
self._value = self.idle_value
self._draw()