def on_draw(self, area, ctx):
"""Actual signal callback that triggers all the drawing."""
# May happen on empty charts:
max_layers = self.max_layers
if max_layers <= 0:
max_layers = 1
draw_empty = True
else:
draw_empty = False
# Figure out the background color of the drawing area
alloc = area.get_allocation()
# Calculate the font size of the inner label.
# Make it smaller if not enough place but cut off at a size of 12
inner_circle = (1.4 / max_layers)
inner_circle *= min(alloc.width, alloc.height) / 2
font_size = min(12, inner_circle / 3)
# Draw the center text:
_draw_center_text(
ctx, alloc.width / 2, alloc.height / 2,
'<span color="#333"><small>{size}</small></span>'.format(
size=size_to_human_readable(self.total_size)
),
font_size=font_size
)
bg = self.get_toplevel().get_style_context().get_background_color(0)
if not draw_empty:
for segment in reversed(self._segment_list):
segment.draw(ctx, alloc, max_layers, bg)
else:
ctx.arc(
alloc.width / 2, alloc.height / 2,
inner_circle / 2, 0, 2 * math.pi
)
ctx.stroke()
if self._selected_segment is None or draw_empty:
return
for segment in self._segment_list:
if segment.layer != self._selected_segment.layer:
continue
if segment is not self._selected_segment:
if segment.size < ANGLE_LIMIT_TOOLTIP:
continue
x, y = segment.middle_point(alloc, max_layers)
_draw_tooltip(
ctx, alloc, x, y, 8,
segment.middle_angle(),
segment.tooltip
)
def on_draw(self, area, ctx):
"""Actual signal callback that triggers all the drawing."""
# May happen on empty charts:
max_layers = self.max_layers
if max_layers <= 0:
max_layers = 1
draw_empty = True
else:
draw_empty = False
# Figure out the background color of the drawing area
alloc = area.get_allocation()
# Caluclate the font size of the inner label.
# Make it smaller if not enough place but cut off at a size of 12
inner_circle = (1.4 / max_layers)
inner_circle *= min(alloc.width, alloc.height) / 2
font_size = min(12, inner_circle / 3)
# Draw the center text:
_draw_center_text(
ctx, alloc.width / 2, alloc.height / 2,
'<span color="#333"><small>{size}</small></span>'.format(
size=size_to_human_readable(self.total_size)
),
font_size=font_size
)
bg = self.get_toplevel().get_style_context().get_background_color(0)
if not draw_empty:
for segment in reversed(self._segment_list):
segment.draw(ctx, alloc, max_layers, bg)
else:
ctx.arc(
alloc.width / 2, alloc.height / 2,
inner_circle / 2, 0, 2 * math.pi
)
ctx.stroke()
if self._selected_segment is None or draw_empty:
return
for segment in self._segment_list:
if segment.layer != self._selected_segment.layer:
continue
if segment is not self._selected_segment:
if segment.size < ANGLE_LIMIT_TOOLTIP:
continue
x, y = segment.middle_point(alloc, max_layers)
_draw_tooltip(
ctx, alloc, x, y, 8,
segment.middle_angle(),
segment.tooltip
)
def _du_finished(self, du_proc, result):
"""Called when the coreutil du finished running. Harvest results."""
result, du_data, _ = du_proc.communicate_utf8_finish(result)
if du_data:
kbytes = int(''.join([num for num in du_data if num.isdigit()]))
text = size_to_human_readable(kbytes * 1024)
else:
text = ''
self.remove(self.get_child())
self.add(Gtk.Label(text))
self.show_all()
def _du_finished(self, du_proc, result):
"""Called when the coreutil du finished running. Harvest results."""
result, du_data, _ = du_proc.communicate_utf8_finish(result)
if du_data:
kbytes = int(''.join([num for num in du_data if num.isdigit()]))
text = size_to_human_readable(kbytes * 1024)
else:
text = ''
self.remove(self.get_child())
self.add(Gtk.Label(text))
self.show_all()
def push(self, prefix, path):
"""Push a new path to the label, removing the old one."""
if prefix.lower() == 'keeping':
return
try:
buf = os.stat(path)
self._size_sum += buf.st_size
except OSError:
pass
text = REMOVED_LABEL.format(t=prefix,
s=size_to_human_readable(self._size_sum),
p=GLib.markup_escape_text(path))
self.set_markup(text)
def push(self, prefix, path):
"""Push a new path to the label, removing the old one."""
if prefix.lower() == 'keeping':
return
try:
buf = os.stat(path)
self._size_sum += buf.st_size
except OSError:
pass
text = REMOVED_LABEL.format(
t=prefix,
s=size_to_human_readable(self._size_sum),
p=GLib.markup_escape_text(path)
)
self.set_markup(text)
def __init__(self, name, path, themed_icon, fill_level=None):
Gtk.ListBoxRow.__init__(self)
self.set_size_request(-1, 80)
self.set_can_focus(False)
# CSS Name
self.set_name('ShredderLocationEntry')
self.path, self.name = path, name
name_label = Gtk.Label('<b>{}</b>'.format(
GLib.markup_escape_text(name)))
name_label.set_use_markup(True)
name_label.set_hexpand(True)
name_label.set_halign(Gtk.Align.START)
path_label = Gtk.Label('<small>{}</small>'.format(
GLib.markup_escape_text(path)))
path_label.set_use_markup(True)
path_label.set_hexpand(True)
path_label.set_halign(Gtk.Align.START)
icon_img = Gtk.Image.new_from_gicon(themed_icon, Gtk.IconSize.DIALOG)
icon_img.props.pixel_size = 64
icon_img.set_halign(Gtk.Align.START)
icon_img.set_margin_start(3)
icon_img.set_margin_end(10)
icon_img.set_vexpand(True)
icon_img.set_valign(Gtk.Align.FILL)
self.check_box = Gtk.Switch()
self.check_box.connect('notify::active', self.on_check_box_toggled)
self.check_box.set_tooltip_text('Prefer this directory?')
self.check_box.set_margin_end(5)
self.check_box.set_margin_top(13)
self.check_box.set_can_focus(False)
self.separator = Gtk.Separator()
self.separator.set_hexpand(True)
self.separator.set_halign(Gtk.Align.FILL)
#######################
# Put it all together #
#######################
grid = Gtk.Grid()
self.add(grid)
# Quick-select button with arrow inside:
shortcut_btn = Gtk.Button()
shortcut_btn.add(Gtk.Arrow(Gtk.ArrowType.RIGHT, Gtk.ShadowType.NONE))
shortcut_btn.set_relief(Gtk.ReliefStyle.NONE)
shortcut_btn.set_vexpand(False)
shortcut_btn.set_valign(Gtk.Align.START)
shortcut_btn.set_margin_top(17)
shortcut_btn.set_margin_end(15)
shortcut_btn.set_opacity(0.7)
shortcut_btn.set_can_focus(False)
shortcut_btn.set_size_request(-1, 28)
shortcut_btn.connect('clicked', lambda *_: self.emit('shortcut'))
grid.attach(icon_img, 0, 0, 5, 5)
grid.attach(name_label, 5, 2, 1, 1)
grid.attach(path_label, 5, 3, 1, 1)
grid.attach(self.check_box, 7, 2, 1, 1)
grid.attach(shortcut_btn, 8, 2, 1, 1)
grid.attach(self.separator, 0, 8, 9, 1)
if fill_level is not None:
level_bar = Gtk.LevelBar()
level_bar.set_valign(Gtk.Align.START)
level_bar.set_halign(Gtk.Align.END)
level_bar.set_vexpand(False)
level_bar.set_size_request(150, 10)
level_bar.set_margin_end(20)
level_bar.set_margin_top(20)
# Define new values for 'high' and 'low'
level_bar.remove_offset_value(Gtk.LEVEL_BAR_OFFSET_HIGH)
level_bar.remove_offset_value(Gtk.LEVEL_BAR_OFFSET_LOW)
level_bar.add_offset_value(Gtk.LEVEL_BAR_OFFSET_LOW, 0.75)
level_bar.add_offset_value(Gtk.LEVEL_BAR_OFFSET_HIGH, 0.25)
level_label = Gtk.Label()
level_label.set_valign(Gtk.Align.START)
level_label.set_halign(Gtk.Align.END)
level_label.set_margin_end(20)
level_label.set_vexpand(False)
used, total = fill_level
# Watch for zero division:
if total > 0:
percent = int(used / total * 100)
else:
percent = 100
level_label.set_markup('<small>{f} / {t} - {p}%</small>'.format(
f=size_to_human_readable(used),
t=size_to_human_readable(total),
p=percent))
level_bar.set_value(percent / 100)
grid.attach(level_label, 6, 3, 1, 1)
grid.attach(level_bar, 6, 2, 1, 1)
else:
size_widget = DeferSizeLabel(path)
size_widget.set_margin_top(15)
size_widget.set_margin_end(20)
grid.attach(size_widget, 6, 2, 1, 1)
def __init__(self, name, path, themed_icon, fill_level=None):
Gtk.ListBoxRow.__init__(self)
self.set_size_request(-1, 80)
self.set_can_focus(False)
self.themed_icon = themed_icon
# CSS Name
self.set_name('ShredderLocationEntry')
self.path, self.name = path, name
name_label = Gtk.Label(
'<b>{}</b>'.format(GLib.markup_escape_text(name))
)
name_label.set_use_markup(True)
name_label.set_hexpand(True)
name_label.set_halign(Gtk.Align.START)
path_label = Gtk.Label(
'<small>{}</small>'.format(GLib.markup_escape_text(path))
)
path_label.set_use_markup(True)
path_label.set_hexpand(True)
path_label.set_halign(Gtk.Align.START)
icon_img = Gtk.Image.new_from_gicon(
themed_icon,
Gtk.IconSize.DIALOG
)
icon_img.props.pixel_size = 64
icon_img.set_halign(Gtk.Align.START)
icon_img.set_margin_start(3)
icon_img.set_margin_end(10)
icon_img.set_vexpand(True)
icon_img.set_valign(Gtk.Align.FILL)
self.check_box = Gtk.Switch()
self.check_box.connect('notify::active', self.on_check_box_toggled)
self.check_box.set_tooltip_text('Prefer this directory?')
self.check_box.set_margin_end(5)
self.check_box.set_margin_top(13)
self.check_box.set_can_focus(False)
self.separator = Gtk.Separator()
self.separator.set_hexpand(True)
self.separator.set_halign(Gtk.Align.FILL)
#######################
# Put it all together #
#######################
grid = Gtk.Grid()
self.add(grid)
# Quick-select button with arrow inside:
shortcut_btn = Gtk.Button()
shortcut_btn.add(Gtk.Arrow(Gtk.ArrowType.RIGHT, Gtk.ShadowType.NONE))
shortcut_btn.set_relief(Gtk.ReliefStyle.NONE)
shortcut_btn.set_vexpand(False)
shortcut_btn.set_valign(Gtk.Align.START)
shortcut_btn.set_margin_top(17)
shortcut_btn.set_margin_end(15)
shortcut_btn.set_opacity(0.7)
shortcut_btn.set_can_focus(False)
shortcut_btn.set_size_request(-1, 28)
shortcut_btn.connect('clicked', lambda *_: self.emit('shortcut'))
grid.attach(icon_img, 0, 0, 5, 5)
grid.attach(name_label, 5, 2, 1, 1)
grid.attach(path_label, 5, 3, 1, 1)
grid.attach(self.check_box, 7, 2, 1, 1)
grid.attach(shortcut_btn, 8, 2, 1, 1)
grid.attach(self.separator, 0, 8, 9, 1)
if fill_level is not None:
level_bar = Gtk.LevelBar()
level_bar.set_valign(Gtk.Align.START)
level_bar.set_halign(Gtk.Align.END)
level_bar.set_vexpand(False)
level_bar.set_size_request(150, 10)
level_bar.set_margin_end(20)
level_bar.set_margin_top(20)
# Define new values for 'high' and 'low'
level_bar.remove_offset_value(Gtk.LEVEL_BAR_OFFSET_HIGH)
level_bar.remove_offset_value(Gtk.LEVEL_BAR_OFFSET_LOW)
level_bar.add_offset_value(Gtk.LEVEL_BAR_OFFSET_LOW, 0.75)
level_bar.add_offset_value(Gtk.LEVEL_BAR_OFFSET_HIGH, 0.25)
level_label = Gtk.Label()
level_label.set_valign(Gtk.Align.START)
level_label.set_halign(Gtk.Align.END)
level_label.set_margin_end(20)
level_label.set_vexpand(False)
used, total = fill_level
# Watch for zero division:
if total > 0:
percent = int(used / total * 100)
else:
percent = 100
level_label.set_markup(
'<small>{f} / {t} - {p}%</small>'.format(
f=size_to_human_readable(used),
t=size_to_human_readable(total),
p=percent
)
)
level_bar.set_value(percent / 100)
grid.attach(level_label, 6, 3, 1, 1)
grid.attach(level_bar, 6, 2, 1, 1)
else:
size_widget = DeferSizeLabel(path)
size_widget.set_margin_top(15)
size_widget.set_margin_end(20)
grid.attach(size_widget, 6, 2, 1, 1)