def __init__(self, go_window):
gtk.Window.__init__(self)
self.go_window = go_window
self.results = []
self.cursor_position = 0
self.offset = 0
self.last_cursor_position = None
self.set_app_paintable(True)
self.set_keep_above(True)
self.set_skip_taskbar_hint(True)
self.set_skip_pager_hint(True)
self.set_decorated(False)
self.set_transient_for(self.go_window)
self.set_default_size(420, 0)
self._last_frame_time = None
self.__drawing_queued = False
self.tweener = Tweener(0.5, Easing.Cubic.ease_in_out)
self.connect('expose-event', self.draw_window)
self.do_screen_changed()
class GoResultsWindow(gtk.Window):
max_results = 4
def __init__(self, go_window):
gtk.Window.__init__(self)
self.go_window = go_window
self.results = []
self.cursor_position = 0
self.offset = 0
self.last_cursor_position = None
self.set_app_paintable(True)
self.set_keep_above(True)
self.set_skip_taskbar_hint(True)
self.set_skip_pager_hint(True)
self.set_decorated(False)
self.set_transient_for(self.go_window)
self.set_default_size(420, 0)
self._last_frame_time = None
self.__drawing_queued = False
self.tweener = Tweener(0.5, Easing.Cubic.ease_in_out)
self.connect('expose-event', self.draw_window)
self.do_screen_changed()
@property
def height(self):
return self.get_allocation().height
@property
def width(self):
return self.get_allocation().width
def move_cursor(self, direction_or_newpos='down'):
try:
last = self.results[self.cursor_position]
except IndexError:
last = None
reset = False
if direction_or_newpos == 'down':
newpos = self.cursor_position + 1
elif direction_or_newpos == 'up':
newpos = self.cursor_position - 1
else:
newpos = direction_or_newpos
reset = True
self.cursor_position = min(newpos, len(self.results) - 1)
self.cursor_position = max(self.cursor_position, 0)
try:
selected = self.results[self.cursor_position]
except IndexError:
pass
else:
if selected is not last or reset == True:
# print 'Moving down!'
# for result in self.results:
# # how far between selected.real_y and where it needs to be?
# move_to = selected.real_y - self.height
# print 'Moving to %s - %s = %s' % (selected.real_y, self.height, move_to)
# self.tweener.add_tween(result, y=result.y + move_to, duration=0.25)
#elif selected.real_y < self.get_allocation().y:
# print 'Moving up!'
# for result in self.results:
# self.tweener.add_tween(result, y=0 - (selected.real_y), duration=0.25)
new_offset = None
if selected.y + GoResult.height > self.height:
new_offset = max(0, self.cursor_position - 3) * (GoResult.height + GoResult.spacing)
elif selected.y < self.get_allocation().y:
new_offset = self.cursor_position * (GoResult.height + GoResult.spacing)
if new_offset is not None:
try:
pass
except AttributeError:
pass
self._move_tween = self.tweener.add_tween(self, offset=new_offset, duration=0.25, easing=Easing.Back.ease_out)
normal_border = GoResult('').border_colour
normal_bg = GoResult('').background_colour
for other in filter(lambda r: r is not selected, self.results):
other.border_colour = normal_border
self.tweener.add_tween(other, background_colour=normal_bg, duration=0.25)
new_bg = selected.background_colour[:]
new_bg[3] = 0.95
selected.border_colour = [1, 1, 1, 1]
if not reset:
self.tweener.add_tween(selected, background_colour=new_bg, duration=0.25)
else:
selected.background_colour = new_bg
self.redraw()
def redraw(self):
"""Queue redraw. The redraw will be performed not more often than
the `framerate` allows"""
if self.__drawing_queued == False: #if we are moving, then there is a timeout somewhere already
self.__drawing_queued = True
self._last_frame_time = dt.datetime.now()
gobject.timeout_add(1000 / 60, self.__interpolate)
# animation bits
def __interpolate(self):
if self.tweener:
self.tweener.update((dt.datetime.now() - self._last_frame_time).microseconds / 1000000.0)
self.__drawing_queued = self.tweener.has_tweens()
self._last_frame_time = dt.datetime.now()
self.queue_draw() # this will trigger do_expose_event when the current events have been flushed
return self.__drawing_queued
def draw_window(self, widget, event, type="key"):
c = widget.window.cairo_create()
#Make the window transparent
c.set_source_rgba(0.0, 0.0, 0.0, 0.0)
c.set_operator(cairo.OPERATOR_SOURCE)
c.paint()
new_height = min(len(self.results), self.max_results) * (GoResult.height + GoResult.spacing)
if self.height != new_height:
self.resize(GoResult.width, new_height)
c.set_operator(cairo.OPERATOR_OVER)
c.rectangle(self.get_allocation().x, self.get_allocation().y, self.width, new_height)
c.clip()
x = 0
for number, result in enumerate(self.results):
y = (number * (GoResult.height + GoResult.spacing)) - self.offset
result.x = x
result.y = y
#if self.cursor_position - 5 < number < self.cursor_position + 5:
c.save()
c.rectangle(x, y, GoResult.width, GoResult.height)
c.clip()
if y <= self.height + GoResult.height and y + GoResult.height + GoResult.spacing >= 0:
result.draw(c)
else:
print result.title
print 'Y', y
print 'offset', self.offset
print 'height', self.height
print
c.restore()
def update_results(self, new_results):
new_results = [GoResult(r['title'], r.get('caption'), r.get('thumbnail'), r.get('callback')) for r in new_results[:]]
#combined_results_len = len(self.results)
#for result in new_results:
# if result not in self.results:
# combined_results_len += 1
self.resize(GoResult.width, self.max_results * (GoResult.height + GoResult.spacing))
x = gtk.gdk.screen_get_default().get_width() / 2 - GoResult.width / 2
y = self.go_window.get_position()[1] + self.go_window.get_size()[1] + 20
self.move(x, y)
# TODO: add animation and scrolling
self.results = new_results
self.move_cursor(0)
def do_screen_changed(self, old_screen=None):
screen = self.get_screen()
colormap = screen.get_rgba_colormap()
if colormap == None:
print 'Your screen does not support alpha channels!'
colormap = screen.get_rgb_colormap()
self.supports_alpha = False
else:
print 'Your screen supports alpha channels!'
self.supports_alpha = True
self.set_colormap(colormap)
return True