def draw_image(self, context, lod):
"""
Draws the key's optional image.
Fixme: merge with draw_label, can't do this for 0.99 because
the Gdk.flush() workaround on the nexus 7 might fail.
"""
if not self.image_filenames:
return
log_rect = self.get_label_rect()
rect = self.context.log_to_canvas_rect(log_rect)
if rect.w < 1 or rect.h < 1:
return
pixbuf = self.get_image(rect.w, rect.h)
if not pixbuf:
return
src_size = (pixbuf.get_width(), pixbuf.get_height())
log_rect = self.get_label_rect()
canvas_rect = self.context.log_to_canvas_rect(log_rect)
xalign, yalign = self.align_label(src_size,
(canvas_rect.w, canvas_rect.h))
x = int(canvas_rect.x + xalign)
y = int(canvas_rect.y + yalign)
label_rgba = self.get_label_color()
fill = self.get_fill_color()
for dx, dy, lum, last in self._label_iterations(lod):
# draw dwell progress after fake emboss, before final image
if last and self.is_dwelling():
DwellProgress.draw(self, context,
self.get_dwell_progress_canvas_rect(),
self.get_dwell_progress_color())
if lum:
rgba = brighten(lum, *fill) # darker
else:
rgba = label_rgba
# Draw the image in the themes label color.
# Only the alpha channel of the image is used.
Gdk.cairo_set_source_pixbuf(context, pixbuf, x + dx, y + dy)
pattern = context.get_source()
context.rectangle(*rect)
context.set_source_rgba(*rgba)
context.mask(pattern)
context.new_path()
def draw_image(self, context, lod):
"""
Draws the key's optional image.
Fixme: merge with draw_label, can't do this for 0.99 because
the Gdk.flush() workaround on the nexus 7 might fail.
"""
if not self.image_filenames:
return
log_rect = self.get_label_rect()
rect = self.context.log_to_canvas_rect(log_rect)
if rect.w < 1 or rect.h < 1:
return
pixbuf = self.get_image(rect.w, rect.h)
if not pixbuf:
return
src_size = (pixbuf.get_width(), pixbuf.get_height())
log_rect = self.get_label_rect()
canvas_rect = self.context.log_to_canvas_rect(log_rect)
xalign, yalign = self.align_label(src_size, (canvas_rect.w, canvas_rect.h))
x = int(canvas_rect.x + xalign)
y = int(canvas_rect.y + yalign)
label_rgba = self.get_label_color()
fill = self.get_fill_color()
for dx, dy, lum, last in self._label_iterations(lod):
# draw dwell progress after fake emboss, before final image
if last and self.is_dwelling():
DwellProgress.draw(
self, context, self.get_dwell_progress_canvas_rect(), self.get_dwell_progress_color()
)
if lum:
rgba = brighten(lum, *fill) # darker
else:
rgba = label_rgba
# Draw the image in the themes label color.
# Only the alpha channel of the image is used.
Gdk.cairo_set_source_pixbuf(context, pixbuf, x + dx, y + dy)
pattern = context.get_source()
context.rectangle(*rect)
context.set_source_rgba(*rgba)
context.mask(pattern)
context.new_path()
def draw_image(self, context, lod):
"""
Draws the key's optional image.
Fixme: merge with draw_label, can't do this for 0.99 because
the Gdk.flush() workaround on the nexus 7 might fail.
"""
if not self.image_filenames or not self.show_image:
return
log_rect = self.get_label_rect()
rect = self.context.log_to_canvas_rect(log_rect)
if rect.w < 1 or rect.h < 1:
return
pixbuf = self.get_image(rect.w, rect.h)
if not pixbuf:
return
src_size = (pixbuf.get_width(), pixbuf.get_height())
xalign, yalign = self.align_label(src_size, (rect.w, rect.h))
label_rgba = self.get_label_color()
fill = self.get_fill_color()
for dx, dy, lum, last in self._label_iterations(lod):
# draw dwell progress after fake emboss, before final image
if last and self.is_dwelling():
DwellProgress.draw(self, context,
self.get_dwell_progress_canvas_rect(),
self.get_dwell_progress_color())
if lum:
rgba = brighten(lum, *fill) # darker
else:
rgba = label_rgba
pixbuf.draw(context, rect.offset(xalign + dx, yalign + dy), rgba)
def draw_label(self, context, lod):
# Skip cairo errors when drawing labels with font size 0
# This may happen for hidden keys and keys with bad size groups.
if self.font_size == 0 or not self.show_label:
return
runs = self.get_label_runs()
if not runs:
return
fill = self.get_fill_color()
for dx, dy, lum, last in self._label_iterations(lod):
# draw dwell progress after fake emboss, before final image
if last and self.is_dwelling():
DwellProgress.draw(self, context,
self.get_dwell_progress_canvas_rect(),
self.get_dwell_progress_color())
for layout, x, y, rgba in runs:
if lum:
rgba = brighten(lum, *fill) # darker
context.move_to(x + dx, y + dy)
context.set_source_rgba(*rgba)
PangoCairo.show_layout(context, layout)
def draw_label(self, context, lod):
# Skip cairo errors when drawing labels with font size 0
# This may happen for hidden keys and keys with bad size groups.
if self.font_size == 0:
return
runs = self.get_label_runs()
if not runs:
return
fill = self.get_fill_color()
for dx, dy, lum, last in self._label_iterations(lod):
# draw dwell progress after fake emboss, before final image
if last and self.is_dwelling():
DwellProgress.draw(self, context,
self.get_dwell_progress_canvas_rect(),
self.get_dwell_progress_color())
for layout, x, y, rgba in runs:
if lum:
rgba = brighten(lum, *fill) # darker
context.move_to(x + dx, y + dy)
context.set_source_rgba(*rgba)
PangoCairo.show_layout(context, layout)
def draw_image(self, context, lod):
"""
Draws the key's optional image.
Fixme: merge with draw_label, can't do this for 0.99 because
the Gdk.flush() workaround on the nexus 7 might fail.
"""
if not self.image_filenames or not self.show_image:
return
log_rect = self.get_label_rect()
rect = self.context.log_to_canvas_rect(log_rect)
if rect.w < 1 or rect.h < 1:
return
pixbuf = self.get_image(rect.w, rect.h)
if not pixbuf:
return
src_size = (pixbuf.get_width(), pixbuf.get_height())
xalign, yalign = self.align_label(src_size, (rect.w, rect.h))
label_rgba = self.get_label_color()
fill = self.get_fill_color()
for dx, dy, lum, last in self._label_iterations(lod):
# draw dwell progress after fake emboss, before final image
if last and self.is_dwelling():
DwellProgress.draw(self, context,
self.get_dwell_progress_canvas_rect(),
self.get_dwell_progress_color())
if lum:
rgba = brighten(lum, *fill) # darker
else:
rgba = label_rgba
pixbuf.draw(context, rect.offset(xalign + dx, yalign + dy), rgba)
def __init__(self, keyboard):
self._visible = False
self._force_to_top = False
self._last_pos = None
self._dwell_progress = DwellProgress()
self._dwell_begin_timer = None
self._dwell_timer = None
self._no_more_dwelling = False
self._menu = ContextMenu(keyboard)
args = {
"type_hint" : self._get_window_type_hint(),
"skip_taskbar_hint" : True,
"skip_pager_hint" : True,
"urgency_hint" : False,
"decorated" : False,
"accept_focus" : False,
"width_request" : self.MINIMUM_SIZE,
"height_request" : self.MINIMUM_SIZE,
"app_paintable" : True,
}
if gtk_has_resize_grip_support():
args["has_resize_grip"] = False
Gtk.Window.__init__(self, **args)
WindowRectPersist.__init__(self)
WindowManipulator.__init__(self)
self.set_keep_above(True)
self.drawing_area = Gtk.DrawingArea()
self.add(self.drawing_area)
self.drawing_area.connect("draw", self._on_draw)
self.drawing_area.show()
# use transparency if available
visual = Gdk.Screen.get_default().get_rgba_visual()
if visual:
self.set_visual(visual)
self.drawing_area.set_visual(visual)
# set up event handling
self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK |
Gdk.EventMask.BUTTON_RELEASE_MASK |
Gdk.EventMask.POINTER_MOTION_MASK)
# self.connect("draw", self._on_draw)
self.connect("button-press-event", self._on_button_press_event)
self.connect("motion-notify-event", self._on_motion_notify_event)
self.connect("button-release-event", self._on_button_release_event)
self.connect("configure-event", self._on_configure_event)
self.connect("realize", self._on_realize_event)
self.connect("unrealize", self._on_unrealize_event)
self.connect("enter-notify-event", self._on_mouse_enter)
self.connect("leave-notify-event", self._on_mouse_leave)
# default coordinates of the iconpalette on the screen
self.set_min_window_size(self.MINIMUM_SIZE, self.MINIMUM_SIZE)
# no flashing on left screen edge in unity
# self.set_default_size(1, 1)
self.restore_window_rect()
# Realize the window. Test changes to this in all supported
# environments. It's all too easy to have the icp not show up reliably.
self.update_window_options()
self.hide()
once = CallOnce(100).enqueue # call at most once per 100ms
config.icp.position_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.size_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.window_handles_notify_add(
lambda x: self.update_window_handles())
self.update_sticky_state()
self.update_window_handles()
class IconPalette(WindowRectPersist, WindowManipulator, Gtk.Window):
"""
Class that creates a movable and resizable floating window without
decorations. The window shows the icon of onboard scaled to fit to the
window and a resize grip that honors the desktop theme in use.
Onboard offers an option to the user to make the window appear
whenever the user hides the onscreen keyboard. The user can then
click on the window to hide it and make the onscreen keyboard
reappear.
"""
__gsignals__ = {
str('activated') : (GObject.SignalFlags.RUN_LAST,
GObject.TYPE_NONE, ())
}
""" Minimum size of the IconPalette """
MINIMUM_SIZE = 20
OPACITY = 0.75
_layout_view = None
def __init__(self, keyboard):
self._visible = False
self._force_to_top = False
self._last_pos = None
self._dwell_progress = DwellProgress()
self._dwell_begin_timer = None
self._dwell_timer = None
self._no_more_dwelling = False
self._menu = ContextMenu(keyboard)
args = {
"type_hint" : self._get_window_type_hint(),
"skip_taskbar_hint" : True,
"skip_pager_hint" : True,
"urgency_hint" : False,
"decorated" : False,
"accept_focus" : False,
"width_request" : self.MINIMUM_SIZE,
"height_request" : self.MINIMUM_SIZE,
"app_paintable" : True,
}
if gtk_has_resize_grip_support():
args["has_resize_grip"] = False
Gtk.Window.__init__(self, **args)
WindowRectPersist.__init__(self)
WindowManipulator.__init__(self)
self.set_keep_above(True)
self.drawing_area = Gtk.DrawingArea()
self.add(self.drawing_area)
self.drawing_area.connect("draw", self._on_draw)
self.drawing_area.show()
# use transparency if available
visual = Gdk.Screen.get_default().get_rgba_visual()
if visual:
self.set_visual(visual)
self.drawing_area.set_visual(visual)
# set up event handling
self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK |
Gdk.EventMask.BUTTON_RELEASE_MASK |
Gdk.EventMask.POINTER_MOTION_MASK)
# self.connect("draw", self._on_draw)
self.connect("button-press-event", self._on_button_press_event)
self.connect("motion-notify-event", self._on_motion_notify_event)
self.connect("button-release-event", self._on_button_release_event)
self.connect("configure-event", self._on_configure_event)
self.connect("realize", self._on_realize_event)
self.connect("unrealize", self._on_unrealize_event)
self.connect("enter-notify-event", self._on_mouse_enter)
self.connect("leave-notify-event", self._on_mouse_leave)
# default coordinates of the iconpalette on the screen
self.set_min_window_size(self.MINIMUM_SIZE, self.MINIMUM_SIZE)
# no flashing on left screen edge in unity
# self.set_default_size(1, 1)
self.restore_window_rect()
# Realize the window. Test changes to this in all supported
# environments. It's all too easy to have the icp not show up reliably.
self.update_window_options()
self.hide()
once = CallOnce(100).enqueue # call at most once per 100ms
config.icp.position_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.size_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.window_handles_notify_add(
lambda x: self.update_window_handles())
self.update_sticky_state()
self.update_window_handles()
def cleanup(self):
WindowRectPersist.cleanup(self)
def set_layout_view(self, view):
self._layout_view = view
self.queue_draw()
def get_color_scheme(self):
if self._layout_view:
return self._layout_view.get_color_scheme()
return None
def get_menu(self):
return self._menu
def _on_configure_event(self, widget, event):
self.update_window_rect()
def on_drag_initiated(self):
self.stop_save_position_timer()
self._stop_dwelling()
def on_drag_done(self):
self.update_window_rect()
self.start_save_position_timer()
self._no_more_dwelling = True
def _on_realize_event(self, user_data):
""" Gdk window created """
set_unity_property(self)
if config.is_force_to_top():
self.set_override_redirect(True)
self.restore_window_rect(True)
def _on_unrealize_event(self, user_data):
""" Gdk window destroyed """
self.set_type_hint(self._get_window_type_hint())
def _get_window_type_hint(self):
if config.is_force_to_top():
return Gdk.WindowTypeHint.NORMAL
else:
return Gdk.WindowTypeHint.UTILITY
def update_window_options(self, startup=False):
if not config.xid_mode: # not when embedding
# (re-)create the gdk window?
force_to_top = config.is_force_to_top()
if self._force_to_top != force_to_top:
self._force_to_top = force_to_top
visible = self._visible # visible before?
if self.get_realized(): # not starting up?
self.hide()
self.unrealize()
self.realize()
if visible:
self.show()
def update_sticky_state(self):
if not config.xid_mode:
if config.get_sticky_state():
self.stick()
else:
self.unstick()
def update_window_handles(self):
""" Tell WindowManipulator about the active resize/move handles """
self.set_drag_handles(config.icp.window_handles)
def get_drag_threshold(self):
""" Overload for WindowManipulator """
return config.get_drag_threshold()
def _on_button_press_event(self, widget, event):
if event.window == self.get_window():
if Gdk.Event.triggers_context_menu(event):
self._menu.popup(event.button, event.get_time())
elif event.button == Gdk.BUTTON_PRIMARY:
self.enable_drag_protection(True)
sequence = InputSequence()
sequence.init_from_button_event(event)
self.handle_press(sequence, move_on_background=True)
if self.is_moving():
self.reset_drag_protection() # force threshold
return True
def _on_motion_notify_event(self, widget, event):
"""
Move the window if the pointer has moved more than the DND threshold.
"""
sequence = InputSequence()
sequence.init_from_motion_event(event)
self.handle_motion(sequence, fallback=True)
self.set_drag_cursor_at((event.x, event.y))
# start dwelling if nothing else is going on
point = (event.x, event.y)
hit = self.hit_test_move_resize(point)
if hit is None:
if not self.is_drag_initiated() and \
not self._is_dwelling() and \
not self._no_more_dwelling and \
not config.is_hover_click_active() and \
not config.lockdown.disable_dwell_activation:
self._start_dwelling()
else:
self._stop_dwelling() # allow resizing in peace
return True
def _on_button_release_event(self, widget, event):
"""
Save the window geometry, hide the IconPalette and
emit the "activated" signal.
"""
if event.window == self.get_window():
if event.button == 1 and \
event.window == self.get_window() and \
not self.is_drag_active():
self.emit("activated")
self.stop_drag()
self.set_drag_cursor_at((event.x, event.y))
return True
def _on_mouse_enter(self, widget, event):
pass
def _on_mouse_leave(self, widget, event):
self._stop_dwelling()
self._no_more_dwelling = False
def _on_draw(self, widget, cr):
"""
Draw the onboard icon.
"""
if not Gtk.cairo_should_draw_window(cr, widget.get_window()):
return False
rect = Rect(0.0, 0.0,
float(self.get_allocated_width()),
float(self.get_allocated_height()))
color_scheme = self.get_color_scheme()
# clear background
cr.save()
cr.set_operator(cairo.OPERATOR_CLEAR)
cr.paint()
cr.restore()
composited = Gdk.Screen.get_default().is_composited()
if composited:
cr.push_group()
# draw background color
background_rgba = list(color_scheme.get_icon_rgba("background"))
if Gdk.Screen.get_default().is_composited():
background_rgba[3] *= 0.75
cr.set_source_rgba(*background_rgba)
corner_radius = min(rect.w, rect.h) * 0.1
roundrect_arc(cr, rect, corner_radius)
cr.fill()
# decoration frame
line_rect = rect.deflate(2)
cr.set_line_width(2)
roundrect_arc(cr, line_rect, corner_radius)
cr.stroke()
else:
cr.set_source_rgba(*background_rgba)
cr.paint()
# draw themed icon
self._draw_themed_icon(cr, rect, color_scheme)
# draw dwell progress
rgba = [0.8, 0.0, 0.0, 0.5]
bg_rgba = [0.1, 0.1, 0.1, 0.5]
if color_scheme:
# take dwell color from the first icon "key"
key = RectKey("icon0")
rgba = color_scheme.get_key_rgba(key, "dwell-progress")
rgba[3] = min(0.75, rgba[3]) # more transparency
key = RectKey("icon1")
bg_rgba = color_scheme.get_key_rgba(key, "fill")
bg_rgba[3] = min(0.75, rgba[3]) # more transparency
dwell_rect = rect.grow(0.5)
self._dwell_progress.draw(cr, dwell_rect, rgba, bg_rgba)
if composited:
cr.pop_group_to_source()
cr.paint_with_alpha(self.OPACITY)
return True
def _draw_themed_icon(self, cr, icon_rect, color_scheme):
""" draw themed icon """
keys = [RectKey("icon" + str(i)) for i in range(4)]
# Default colors for the case when none of the icon keys
# are defined in the color scheme.
# background_rgba = [1.0, 1.0, 1.0, 1.0]
fill_rgbas = [[0.9, 0.7, 0.0, 0.75],
[1.0, 1.0, 1.0, 1.0],
[1.0, 1.0, 1.0, 1.0],
[0.0, 0.54, 1.0, 1.0]]
stroke_rgba = [0.0, 0.0, 0.0, 1.0]
label_rgba = [0.0, 0.0, 0.0, 1.0]
themed = False
if color_scheme:
if any(color_scheme.is_key_in_scheme(key) for key in keys):
themed = True
# four rounded rectangles
rects = Rect(0.0, 0.0, 100.0, 100.0).deflate(5) \
.subdivide(2, 2, 6)
cr.save()
cr.scale(icon_rect.w / 100., icon_rect.h / 100.0)
cr.translate(icon_rect.x, icon_rect.y)
cr.select_font_face("sans-serif")
cr.set_line_width(2)
for i, key in enumerate(keys):
rect = rects[i]
if themed:
fill_rgba = color_scheme.get_key_rgba(key, "fill")
stroke_rgba = color_scheme.get_key_rgba(key, "stroke")
label_rgba = color_scheme.get_key_rgba(key, "label")
else:
fill_rgba = fill_rgbas[i]
roundrect_arc(cr, rect, 5)
cr.set_source_rgba(*fill_rgba)
cr.fill_preserve()
cr.set_source_rgba(*stroke_rgba)
cr.stroke()
if i == 0 or i == 3:
if i == 0:
letter = "O"
else:
letter = "B"
cr.set_font_size(25)
(x_bearing, y_bearing, _width, _height,
x_advance, y_advance) = cr.text_extents(letter)
r = rect.align_rect(Rect(0, 0, _width, _height),
0.3, 0.33)
cr.move_to(r.x - x_bearing, r.y - y_bearing)
cr.set_source_rgba(*label_rgba)
cr.show_text(letter)
cr.new_path()
cr.restore()
def show(self):
"""
Override Gtk.Widget.hide() to save the window geometry.
"""
Gtk.Window.show_all(self)
self.move_resize(*self.get_rect()) # sync with WindowRectTracker
self._visible = True
def hide(self):
"""
Override Gtk.Widget.hide() to save the window geometry.
"""
Gtk.Window.hide(self)
self._visible = False
def _on_config_rect_changed(self):
""" Gsettings position or size changed """
orientation = self.get_screen_orientation()
rect = self.read_window_rect(orientation)
if self.get_rect() != rect:
self.restore_window_rect()
def read_window_rect(self, orientation):
"""
Read orientation dependent rect.
Overload for WindowRectPersist.
"""
if orientation == Orientation.LANDSCAPE:
co = config.icp.landscape
else:
co = config.icp.portrait
rect = Rect(co.x, co.y, co.width, co.height)
return rect
def write_window_rect(self, orientation, rect):
"""
Write orientation dependent rect.
Overload for WindowRectPersist.
"""
# There are separate rects for normal and rotated screen (tablets).
if orientation == Orientation.LANDSCAPE:
co = config.icp.landscape
else:
co = config.icp.portrait
co.delay()
co.x, co.y, co.width, co.height = rect
co.apply()
def _is_dwelling(self):
return (bool(self._dwell_begin_timer) and
(self._dwell_begin_timer.is_running() or
self._dwell_progress.is_dwelling()))
def _start_dwelling(self):
self._stop_dwelling()
self._dwell_begin_timer = Timer(1.5, self._on_dwell_begin_timer)
self._no_more_dwelling = True
def _stop_dwelling(self):
if self._dwell_begin_timer:
self._dwell_begin_timer.stop()
if self._dwell_timer:
self._dwell_timer.stop()
self._dwell_progress.stop_dwelling()
self.queue_draw()
def _on_dwell_begin_timer(self):
self._dwell_progress.start_dwelling()
self._dwell_timer = Timer(0.025, self._on_dwell_timer)
return False
def _on_dwell_timer(self):
self._dwell_progress.opacity, done = \
Fade.sin_fade(self._dwell_progress.dwell_start_time, 0.3, 0, 1.0)
self.queue_draw()
if self._dwell_progress.is_done():
if not self.is_drag_active():
self.emit("activated")
self.stop_drag()
return False
return True
def __init__(self, keyboard):
self._visible = False
self._force_to_top = False
self._last_pos = None
self._dwell_progress = DwellProgress()
self._dwell_begin_timer = None
self._dwell_timer = None
self._no_more_dwelling = False
self._menu = ContextMenu(keyboard)
args = {
"type_hint": self._get_window_type_hint(),
"skip_taskbar_hint": True,
"skip_pager_hint": True,
"urgency_hint": False,
"decorated": False,
"accept_focus": False,
"width_request": self.MINIMUM_SIZE,
"height_request": self.MINIMUM_SIZE,
"app_paintable": True,
}
if gtk_has_resize_grip_support():
args["has_resize_grip"] = False
Gtk.Window.__init__(self, **args)
WindowRectPersist.__init__(self)
WindowManipulator.__init__(self)
self.set_keep_above(True)
self.drawing_area = Gtk.DrawingArea()
self.add(self.drawing_area)
self.drawing_area.connect("draw", self._on_draw)
self.drawing_area.show()
# use transparency if available
visual = Gdk.Screen.get_default().get_rgba_visual()
if visual:
self.set_visual(visual)
self.drawing_area.set_visual(visual)
# set up event handling
self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK
| Gdk.EventMask.BUTTON_RELEASE_MASK
| Gdk.EventMask.POINTER_MOTION_MASK)
# self.connect("draw", self._on_draw)
self.connect("button-press-event", self._on_button_press_event)
self.connect("motion-notify-event", self._on_motion_notify_event)
self.connect("button-release-event", self._on_button_release_event)
self.connect("configure-event", self._on_configure_event)
self.connect("realize", self._on_realize_event)
self.connect("unrealize", self._on_unrealize_event)
self.connect("enter-notify-event", self._on_mouse_enter)
self.connect("leave-notify-event", self._on_mouse_leave)
# default coordinates of the iconpalette on the screen
self.set_min_window_size(self.MINIMUM_SIZE, self.MINIMUM_SIZE)
# no flashing on left screen edge in unity
# self.set_default_size(1, 1)
self.restore_window_rect()
# Realize the window. Test changes to this in all supported
# environments. It's all too easy to have the icp not show up reliably.
self.update_window_options()
self.hide()
once = CallOnce(100).enqueue # call at most once per 100ms
config.icp.position_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.size_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.window_handles_notify_add(
lambda x: self.update_window_handles())
self.update_sticky_state()
self.update_window_handles()
class IconPalette(WindowRectPersist, WindowManipulator, Gtk.Window):
"""
Class that creates a movable and resizable floating window without
decorations. The window shows the icon of onboard scaled to fit to the
window and a resize grip that honors the desktop theme in use.
Onboard offers an option to the user to make the window appear
whenever the user hides the onscreen keyboard. The user can then
click on the window to hide it and make the onscreen keyboard
reappear.
"""
__gsignals__ = {
str('activated'): (GObject.SignalFlags.RUN_LAST, GObject.TYPE_NONE, ())
}
""" Minimum size of the IconPalette """
MINIMUM_SIZE = 20
OPACITY = 0.75
_layout_view = None
def __init__(self, keyboard):
self._visible = False
self._force_to_top = False
self._last_pos = None
self._dwell_progress = DwellProgress()
self._dwell_begin_timer = None
self._dwell_timer = None
self._no_more_dwelling = False
self._menu = ContextMenu(keyboard)
args = {
"type_hint": self._get_window_type_hint(),
"skip_taskbar_hint": True,
"skip_pager_hint": True,
"urgency_hint": False,
"decorated": False,
"accept_focus": False,
"width_request": self.MINIMUM_SIZE,
"height_request": self.MINIMUM_SIZE,
"app_paintable": True,
}
if gtk_has_resize_grip_support():
args["has_resize_grip"] = False
Gtk.Window.__init__(self, **args)
WindowRectPersist.__init__(self)
WindowManipulator.__init__(self)
self.set_keep_above(True)
self.drawing_area = Gtk.DrawingArea()
self.add(self.drawing_area)
self.drawing_area.connect("draw", self._on_draw)
self.drawing_area.show()
# use transparency if available
visual = Gdk.Screen.get_default().get_rgba_visual()
if visual:
self.set_visual(visual)
self.drawing_area.set_visual(visual)
# set up event handling
self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK
| Gdk.EventMask.BUTTON_RELEASE_MASK
| Gdk.EventMask.POINTER_MOTION_MASK)
# self.connect("draw", self._on_draw)
self.connect("button-press-event", self._on_button_press_event)
self.connect("motion-notify-event", self._on_motion_notify_event)
self.connect("button-release-event", self._on_button_release_event)
self.connect("configure-event", self._on_configure_event)
self.connect("realize", self._on_realize_event)
self.connect("unrealize", self._on_unrealize_event)
self.connect("enter-notify-event", self._on_mouse_enter)
self.connect("leave-notify-event", self._on_mouse_leave)
# default coordinates of the iconpalette on the screen
self.set_min_window_size(self.MINIMUM_SIZE, self.MINIMUM_SIZE)
# no flashing on left screen edge in unity
# self.set_default_size(1, 1)
self.restore_window_rect()
# Realize the window. Test changes to this in all supported
# environments. It's all too easy to have the icp not show up reliably.
self.update_window_options()
self.hide()
once = CallOnce(100).enqueue # call at most once per 100ms
config.icp.position_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.size_notify_add(
lambda x: once(self._on_config_rect_changed))
config.icp.window_handles_notify_add(
lambda x: self.update_window_handles())
self.update_sticky_state()
self.update_window_handles()
def cleanup(self):
WindowRectPersist.cleanup(self)
def set_layout_view(self, view):
self._layout_view = view
self.queue_draw()
def get_color_scheme(self):
if self._layout_view:
return self._layout_view.get_color_scheme()
return None
def get_menu(self):
return self._menu
def _on_configure_event(self, widget, event):
self.update_window_rect()
def on_drag_initiated(self):
self.stop_save_position_timer()
self._stop_dwelling()
def on_drag_done(self):
self.update_window_rect()
self.start_save_position_timer()
self._no_more_dwelling = True
def _on_realize_event(self, user_data):
""" Gdk window created """
set_unity_property(self)
if config.is_force_to_top():
self.set_override_redirect(True)
self.restore_window_rect(True)
def _on_unrealize_event(self, user_data):
""" Gdk window destroyed """
self.set_type_hint(self._get_window_type_hint())
def _get_window_type_hint(self):
if config.is_force_to_top():
return Gdk.WindowTypeHint.NORMAL
else:
return Gdk.WindowTypeHint.UTILITY
def update_window_options(self, startup=False):
if not config.xid_mode: # not when embedding
# (re-)create the gdk window?
force_to_top = config.is_force_to_top()
if self._force_to_top != force_to_top:
self._force_to_top = force_to_top
visible = self._visible # visible before?
if self.get_realized(): # not starting up?
self.hide()
self.unrealize()
self.realize()
if visible:
self.show()
def update_sticky_state(self):
if not config.xid_mode:
if config.get_sticky_state():
self.stick()
else:
self.unstick()
def update_window_handles(self):
""" Tell WindowManipulator about the active resize/move handles """
self.set_drag_handles(config.icp.window_handles)
def get_drag_threshold(self):
""" Overload for WindowManipulator """
return config.get_drag_threshold()
def _on_button_press_event(self, widget, event):
if event.window == self.get_window():
if Gdk.Event.triggers_context_menu(event):
self._menu.popup(event.button, event.get_time())
elif event.button == Gdk.BUTTON_PRIMARY:
self.enable_drag_protection(True)
sequence = InputSequence()
sequence.init_from_button_event(event)
self.handle_press(sequence, move_on_background=True)
if self.is_moving():
self.reset_drag_protection() # force threshold
return True
def _on_motion_notify_event(self, widget, event):
"""
Move the window if the pointer has moved more than the DND threshold.
"""
sequence = InputSequence()
sequence.init_from_motion_event(event)
self.handle_motion(sequence, fallback=True)
self.set_drag_cursor_at((event.x, event.y))
# start dwelling if nothing else is going on
point = (event.x, event.y)
hit = self.hit_test_move_resize(point)
if hit is None:
if not self.is_drag_initiated() and \
not self._is_dwelling() and \
not self._no_more_dwelling and \
not config.is_hover_click_active() and \
not config.lockdown.disable_dwell_activation:
self._start_dwelling()
else:
self._stop_dwelling() # allow resizing in peace
return True
def _on_button_release_event(self, widget, event):
"""
Save the window geometry, hide the IconPalette and
emit the "activated" signal.
"""
if event.window == self.get_window():
if event.button == 1 and \
event.window == self.get_window() and \
not self.is_drag_active():
self.emit("activated")
self.stop_drag()
self.set_drag_cursor_at((event.x, event.y))
return True
def _on_mouse_enter(self, widget, event):
pass
def _on_mouse_leave(self, widget, event):
self._stop_dwelling()
self._no_more_dwelling = False
def _on_draw(self, widget, cr):
"""
Draw the onboard icon.
"""
if not Gtk.cairo_should_draw_window(cr, widget.get_window()):
return False
rect = Rect(0.0, 0.0, float(self.get_allocated_width()),
float(self.get_allocated_height()))
color_scheme = self.get_color_scheme()
# clear background
cr.save()
cr.set_operator(cairo.OPERATOR_CLEAR)
cr.paint()
cr.restore()
composited = Gdk.Screen.get_default().is_composited()
if composited:
cr.push_group()
# draw background color
background_rgba = list(color_scheme.get_icon_rgba("background"))
if Gdk.Screen.get_default().is_composited():
background_rgba[3] *= 0.75
cr.set_source_rgba(*background_rgba)
corner_radius = min(rect.w, rect.h) * 0.1
roundrect_arc(cr, rect, corner_radius)
cr.fill()
# decoration frame
line_rect = rect.deflate(2)
cr.set_line_width(2)
roundrect_arc(cr, line_rect, corner_radius)
cr.stroke()
else:
cr.set_source_rgba(*background_rgba)
cr.paint()
# draw themed icon
self._draw_themed_icon(cr, rect, color_scheme)
# draw dwell progress
rgba = [0.8, 0.0, 0.0, 0.5]
bg_rgba = [0.1, 0.1, 0.1, 0.5]
if color_scheme:
# take dwell color from the first icon "key"
key = RectKey("icon0")
rgba = color_scheme.get_key_rgba(key, "dwell-progress")
rgba[3] = min(0.75, rgba[3]) # more transparency
key = RectKey("icon1")
bg_rgba = color_scheme.get_key_rgba(key, "fill")
bg_rgba[3] = min(0.75, rgba[3]) # more transparency
dwell_rect = rect.grow(0.5)
self._dwell_progress.draw(cr, dwell_rect, rgba, bg_rgba)
if composited:
cr.pop_group_to_source()
cr.paint_with_alpha(self.OPACITY)
return True
def _draw_themed_icon(self, cr, icon_rect, color_scheme):
""" draw themed icon """
keys = [RectKey("icon" + str(i)) for i in range(4)]
# Default colors for the case when none of the icon keys
# are defined in the color scheme.
# background_rgba = [1.0, 1.0, 1.0, 1.0]
fill_rgbas = [[0.9, 0.7, 0.0, 0.75], [1.0, 1.0, 1.0, 1.0],
[1.0, 1.0, 1.0, 1.0], [0.0, 0.54, 1.0, 1.0]]
stroke_rgba = [0.0, 0.0, 0.0, 1.0]
label_rgba = [0.0, 0.0, 0.0, 1.0]
themed = False
if color_scheme:
if any(color_scheme.is_key_in_scheme(key) for key in keys):
themed = True
# four rounded rectangles
rects = Rect(0.0, 0.0, 100.0, 100.0).deflate(5) \
.subdivide(2, 2, 6)
cr.save()
cr.scale(icon_rect.w / 100., icon_rect.h / 100.0)
cr.translate(icon_rect.x, icon_rect.y)
cr.select_font_face("sans-serif")
cr.set_line_width(2)
for i, key in enumerate(keys):
rect = rects[i]
if themed:
fill_rgba = color_scheme.get_key_rgba(key, "fill")
stroke_rgba = color_scheme.get_key_rgba(key, "stroke")
label_rgba = color_scheme.get_key_rgba(key, "label")
else:
fill_rgba = fill_rgbas[i]
roundrect_arc(cr, rect, 5)
cr.set_source_rgba(*fill_rgba)
cr.fill_preserve()
cr.set_source_rgba(*stroke_rgba)
cr.stroke()
if i == 0 or i == 3:
if i == 0:
letter = "O"
else:
letter = "B"
cr.set_font_size(25)
(x_bearing, y_bearing, _width, _height, x_advance,
y_advance) = cr.text_extents(letter)
r = rect.align_rect(Rect(0, 0, _width, _height), 0.3, 0.33)
cr.move_to(r.x - x_bearing, r.y - y_bearing)
cr.set_source_rgba(*label_rgba)
cr.show_text(letter)
cr.new_path()
cr.restore()
def show(self):
"""
Override Gtk.Widget.hide() to save the window geometry.
"""
Gtk.Window.show_all(self)
self.move_resize(*self.get_rect()) # sync with WindowRectTracker
self._visible = True
def hide(self):
"""
Override Gtk.Widget.hide() to save the window geometry.
"""
Gtk.Window.hide(self)
self._visible = False
def _on_config_rect_changed(self):
""" Gsettings position or size changed """
orientation = self.get_screen_orientation()
rect = self.read_window_rect(orientation)
if self.get_rect() != rect:
self.restore_window_rect()
def read_window_rect(self, orientation):
"""
Read orientation dependent rect.
Overload for WindowRectPersist.
"""
if orientation == Orientation.LANDSCAPE:
co = config.icp.landscape
else:
co = config.icp.portrait
rect = Rect(co.x, co.y, max(co.width, 10), max(co.height, 10))
return rect
def write_window_rect(self, orientation, rect):
"""
Write orientation dependent rect.
Overload for WindowRectPersist.
"""
# There are separate rects for normal and rotated screen (tablets).
if orientation == Orientation.LANDSCAPE:
co = config.icp.landscape
else:
co = config.icp.portrait
co.delay()
co.x, co.y, co.width, co.height = rect
co.apply()
def _is_dwelling(self):
return (bool(self._dwell_begin_timer)
and (self._dwell_begin_timer.is_running()
or self._dwell_progress.is_dwelling()))
def _start_dwelling(self):
self._stop_dwelling()
self._dwell_begin_timer = Timer(1.5, self._on_dwell_begin_timer)
self._no_more_dwelling = True
def _stop_dwelling(self):
if self._dwell_begin_timer:
self._dwell_begin_timer.stop()
if self._dwell_timer:
self._dwell_timer.stop()
self._dwell_progress.stop_dwelling()
self.queue_draw()
def _on_dwell_begin_timer(self):
self._dwell_progress.start_dwelling()
self._dwell_timer = Timer(0.025, self._on_dwell_timer)
return False
def _on_dwell_timer(self):
self._dwell_progress.opacity, done = \
Fade.sin_fade(self._dwell_progress.dwell_start_time, 0.3, 0, 1.0)
self.queue_draw()
if self._dwell_progress.is_done():
if not self.is_drag_active():
self.emit("activated")
self.stop_drag()
return False
return True
def __init__(self):
self._visible = False
self._force_to_top = False
self._last_pos = None
self._dwell_progress = DwellProgress()
self._dwell_begin_timer = None
self._dwell_timer = None
self._no_more_dwelling = False
Gtk.Window.__init__(
self,
type_hint=self._get_window_type_hint(),
skip_taskbar_hint=True,
skip_pager_hint=True,
has_resize_grip=False,
urgency_hint=False,
decorated=False,
accept_focus=False,
opacity=0.75,
width_request=self.MINIMUM_SIZE,
height_request=self.MINIMUM_SIZE,
)
WindowRectTracker.__init__(self)
WindowManipulator.__init__(self)
self.set_keep_above(True)
# use transparency if available
visual = Gdk.Screen.get_default().get_rgba_visual()
if visual:
self.set_visual(visual)
# set up event handling
self.add_events(
Gdk.EventMask.BUTTON_PRESS_MASK | Gdk.EventMask.BUTTON_RELEASE_MASK | Gdk.EventMask.POINTER_MOTION_MASK
)
self.connect("button-press-event", self._on_button_press_event)
self.connect("motion-notify-event", self._on_motion_notify_event)
self.connect("button-release-event", self._on_button_release_event)
self.connect("draw", self._on_draw)
self.connect("configure-event", self._on_configure_event)
self.connect("realize", self._on_realize_event)
self.connect("unrealize", self._on_unrealize_event)
self.connect("enter-notify-event", self._on_mouse_enter)
self.connect("leave-notify-event", self._on_mouse_leave)
# default coordinates of the iconpalette on the screen
self.set_min_window_size(self.MINIMUM_SIZE, self.MINIMUM_SIZE)
# self.set_default_size(1, 1) # no flashing on left screen edge in unity
self.restore_window_rect()
# Realize the window. Test changes to this in all supported
# environments. It's all too easy to have the icp not show up reliably.
self.update_window_options()
self.hide()
once = CallOnce(100).enqueue # call at most once per 100ms
rect_changed = lambda x: once(self._on_config_rect_changed)
config.icp.position_notify_add(rect_changed)
config.icp.size_notify_add(rect_changed)
config.icp.resize_handles_notify_add(lambda x: self.update_resize_handles())
self.update_sticky_state()
self.update_resize_handles()
def __init__(self):
self._visible = False
self._force_to_top = False
self._last_pos = None
self._dwell_progress = DwellProgress()
self._dwell_begin_timer = None
self._dwell_timer = None
self._no_more_dwelling = False
Gtk.Window.__init__(self,
type_hint=self._get_window_type_hint(),
skip_taskbar_hint=True,
skip_pager_hint=True,
has_resize_grip=False,
urgency_hint=False,
decorated=False,
accept_focus=False,
opacity=0.75,
width_request=self.MINIMUM_SIZE,
height_request=self.MINIMUM_SIZE)
WindowRectTracker.__init__(self)
WindowManipulator.__init__(self)
self.set_keep_above(True)
# use transparency if available
visual = Gdk.Screen.get_default().get_rgba_visual()
if visual:
self.set_visual(visual)
# set up event handling
self.add_events(Gdk.EventMask.BUTTON_PRESS_MASK
| Gdk.EventMask.BUTTON_RELEASE_MASK
| Gdk.EventMask.POINTER_MOTION_MASK)
self.connect("button-press-event", self._on_button_press_event)
self.connect("motion-notify-event", self._on_motion_notify_event)
self.connect("button-release-event", self._on_button_release_event)
self.connect("draw", self._on_draw)
self.connect("configure-event", self._on_configure_event)
self.connect("realize", self._on_realize_event)
self.connect("unrealize", self._on_unrealize_event)
self.connect("enter-notify-event", self._on_mouse_enter)
self.connect("leave-notify-event", self._on_mouse_leave)
# default coordinates of the iconpalette on the screen
self.set_min_window_size(self.MINIMUM_SIZE, self.MINIMUM_SIZE)
#self.set_default_size(1, 1) # no flashing on left screen edge in unity
self.restore_window_rect()
# Realize the window. Test changes to this in all supported
# environments. It's all too easy to have the icp not show up reliably.
self.update_window_options()
self.hide()
once = CallOnce(100).enqueue # call at most once per 100ms
rect_changed = lambda x: once(self._on_config_rect_changed)
config.icp.position_notify_add(rect_changed)
config.icp.size_notify_add(rect_changed)
config.icp.resize_handles_notify_add(
lambda x: self.update_resize_handles())
self.update_sticky_state()
self.update_resize_handles()