549 lines
17 KiB
Python
549 lines
17 KiB
Python
# Copyright (C) 2007, Eduardo Silva <edsiper@gmail.com>
|
|
#
|
|
# This library is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU Lesser General Public
|
|
# License as published by the Free Software Foundation; either
|
|
# version 2 of the License, or (at your option) any later version.
|
|
#
|
|
# This library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
# Lesser General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser General Public
|
|
# License along with this library; if not, write to the
|
|
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
# Boston, MA 02111-1307, USA.
|
|
|
|
import logging
|
|
|
|
import gtk
|
|
import gobject
|
|
import time
|
|
import hippo
|
|
|
|
from sugar.graphics import palettegroup
|
|
from sugar.graphics import animator
|
|
from sugar.graphics import style
|
|
from sugar import _sugaruiext
|
|
|
|
_BOTTOM_LEFT = 0
|
|
_BOTTOM_RIGHT = 1
|
|
_LEFT_BOTTOM = 2
|
|
_LEFT_TOP = 3
|
|
_RIGHT_BOTTOM = 4
|
|
_RIGHT_TOP = 5
|
|
_TOP_LEFT = 6
|
|
_TOP_RIGHT = 7
|
|
|
|
class Palette(gobject.GObject):
|
|
DEFAULT = 0
|
|
AT_CURSOR = 1
|
|
AROUND = 2
|
|
BOTTOM = 3
|
|
LEFT = 4
|
|
RIGHT = 5
|
|
TOP = 6
|
|
|
|
_PRIMARY = 0
|
|
_SECONDARY = 1
|
|
|
|
__gtype_name__ = 'SugarPalette'
|
|
|
|
__gproperties__ = {
|
|
'invoker' : (object, None, None,
|
|
gobject.PARAM_READWRITE),
|
|
'position' : (gobject.TYPE_INT, None, None, 0, 6,
|
|
0, gobject.PARAM_READWRITE)
|
|
}
|
|
|
|
__gsignals__ = {
|
|
'popup' : (gobject.SIGNAL_RUN_FIRST,
|
|
gobject.TYPE_NONE, ([])),
|
|
'popdown' : (gobject.SIGNAL_RUN_FIRST,
|
|
gobject.TYPE_NONE, ([]))
|
|
}
|
|
|
|
def __init__(self, label, accel_path=None):
|
|
gobject.GObject.__init__(self)
|
|
|
|
self._full_request = [0, 0]
|
|
self._cursor_x = 0
|
|
self._cursor_y = 0
|
|
self._state = self._SECONDARY
|
|
self._invoker = None
|
|
self._group_id = None
|
|
self._up = False
|
|
self._position = self.DEFAULT
|
|
self._palette_popup_sid = None
|
|
|
|
self._popup_anim = animator.Animator(0.3, 10)
|
|
self._popup_anim.add(_PopupAnimation(self))
|
|
|
|
self._secondary_anim = animator.Animator(1.0, 10)
|
|
self._secondary_anim.add(_SecondaryAnimation(self))
|
|
|
|
self._popdown_anim = animator.Animator(0.6, 10)
|
|
self._popdown_anim.add(_PopdownAnimation(self))
|
|
|
|
self._menu = _sugaruiext.Menu()
|
|
|
|
self._primary = _PrimaryMenuItem(label, accel_path)
|
|
self._menu.append(self._primary)
|
|
self._primary.show()
|
|
|
|
self._separator = gtk.SeparatorMenuItem()
|
|
self._menu.append(self._separator)
|
|
|
|
self._content = _ContentMenuItem()
|
|
self._menu.append(self._content)
|
|
|
|
self._button_bar = _ButtonBarMenuItem()
|
|
self._menu.append(self._button_bar)
|
|
|
|
self._menu.connect('enter-notify-event',
|
|
self._enter_notify_event_cb)
|
|
self._menu.connect('leave-notify-event',
|
|
self._leave_notify_event_cb)
|
|
|
|
def is_up(self):
|
|
return self._up
|
|
|
|
def set_primary_text(self, label, accel_path=None):
|
|
self._primary.set_label(label, accel_path)
|
|
|
|
def append_menu_item(self, item):
|
|
self._separator.show()
|
|
self._menu.insert(item, len(self._menu.get_children()) - 2)
|
|
|
|
def insert_menu_item(self, item, index=-1):
|
|
self._separator.show()
|
|
if index < 0:
|
|
self._menu.insert(item, len(self._menu.get_children()) - 2)
|
|
else:
|
|
self._menu.insert(item, index + 2)
|
|
|
|
def remove_menu_item(self, index):
|
|
if index > len(self._menu.get_children()) - 4:
|
|
raise ValueError('index %i out of range' % index)
|
|
self._menu.remove(self._menu.get_children()[index + 2])
|
|
if len(self._menu.get_children()) == 0:
|
|
self._separator.hide()
|
|
|
|
def menu_item_count(self):
|
|
return len(self._menu.get_children()) - 4
|
|
|
|
def set_content(self, widget):
|
|
self._content.set_widget(widget)
|
|
self._content.show()
|
|
|
|
def append_button(self, button):
|
|
self._button_bar.append_button(button)
|
|
self._button_bar.show()
|
|
|
|
def set_group_id(self, group_id):
|
|
if self._group_id:
|
|
group = palettegroup.get_group(self._group_id)
|
|
group.remove(self)
|
|
if group_id:
|
|
group = palettegroup.get_group(group_id)
|
|
group.add(self)
|
|
|
|
def do_set_property(self, pspec, value):
|
|
if pspec.name == 'invoker':
|
|
self._invoker = value
|
|
self._invoker.connect('mouse-enter', self._invoker_mouse_enter_cb)
|
|
self._invoker.connect('mouse-leave', self._invoker_mouse_leave_cb)
|
|
self._invoker.connect('focus-out', self._invoker_focus_out_cb)
|
|
elif pspec.name == 'position':
|
|
self._position = value
|
|
else:
|
|
raise AssertionError
|
|
|
|
def do_get_property(self, pspec):
|
|
if pspec.name == 'invoker':
|
|
return self._invoker
|
|
elif pspec.name == 'position':
|
|
return self._position
|
|
else:
|
|
raise AssertionError
|
|
|
|
def _in_screen(self, x, y):
|
|
[width, height] = self._full_request
|
|
screen_area = self._invoker.get_screen_area()
|
|
|
|
return x >= screen_area.x and \
|
|
y >= screen_area.y and \
|
|
x + width <= screen_area.width and \
|
|
y + height <= screen_area.height
|
|
|
|
def _get_position(self, palette_halign, palette_valign,
|
|
invoker_halign, invoker_valign, inv_rect=None):
|
|
if inv_rect == None:
|
|
inv_rect = self._invoker.get_rect()
|
|
|
|
palette_width, palette_height = self._menu.size_request()
|
|
|
|
x = inv_rect.x + inv_rect.width * invoker_halign + \
|
|
palette_width * palette_halign
|
|
|
|
y = inv_rect.y + inv_rect.height * invoker_valign + \
|
|
palette_height * palette_valign
|
|
|
|
return int(x), int(y)
|
|
|
|
def _get_left_position(self, inv_rect=None):
|
|
x, y = self._get_position(-1.0, 0.0, 0.0, 0.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(-1.0, -1.0, 0.0, 1.0, inv_rect)
|
|
return x, y
|
|
|
|
def _get_right_position(self, inv_rect=None):
|
|
x, y = self._get_position(0.0, 0.0, 1.0, 0.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(0.0, -1.0, 1.0, 1.0, inv_rect)
|
|
return x, y
|
|
|
|
def _get_top_position(self, inv_rect=None):
|
|
x, y = self._get_position(0.0, -1.0, 0.0, 0.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(-1.0, -1.0, 1.0, 0.0, inv_rect)
|
|
return x, y
|
|
|
|
def _get_bottom_position(self, inv_rect=None):
|
|
x, y = self._get_position(0.0, 0.0, 0.0, 1.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(-1.0, 0.0, 1.0, 1.0, inv_rect)
|
|
return x, y
|
|
|
|
def _get_around_position(self, inv_rect=None):
|
|
x, y = self._get_bottom_position(inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_right_position(inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_top_position(inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_left_position(inv_rect)
|
|
|
|
return x, y
|
|
|
|
def _get_at_cursor_position(self, inv_rect=None):
|
|
x, y = self._get_position(0.0, 0.0, 1.0, 1.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(0.0, -1.0, 1.0, 0.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(-1.0, -1.0, 0.0, 0.0, inv_rect)
|
|
if not self._in_screen(x, y):
|
|
x, y = self._get_position(-1.0, 0.0, 0.0, 1.0, inv_rect)
|
|
|
|
return x, y
|
|
|
|
def _update_full_request(self):
|
|
state = self._state
|
|
|
|
self._menu.set_size_request(-1, -1)
|
|
|
|
self._set_state(self._SECONDARY)
|
|
self._full_request = self._menu.size_request()
|
|
|
|
self._menu.set_size_request(self._full_request[0], -1)
|
|
|
|
self._set_state(state)
|
|
|
|
def _update_cursor_position(self):
|
|
display = gtk.gdk.display_get_default()
|
|
screen, x, y, mask = display.get_pointer()
|
|
self._cursor_x = x
|
|
self._cursor_y = y
|
|
|
|
def _update_position(self):
|
|
x = y = 0
|
|
|
|
if self._position == self.DEFAULT:
|
|
position = self._invoker.get_default_position()
|
|
else:
|
|
position = self._position
|
|
|
|
if position == self.AT_CURSOR:
|
|
dist = style.PALETTE_CURSOR_DISTANCE
|
|
rect = gtk.gdk.Rectangle(self._cursor_x - dist,
|
|
self._cursor_y - dist,
|
|
dist * 2, dist * 2)
|
|
|
|
x, y = self._get_at_cursor_position(rect)
|
|
elif position == self.AROUND:
|
|
x, y = self._get_around_position()
|
|
elif position == self.BOTTOM:
|
|
x, y = self._get_bottom_position()
|
|
elif position == self.LEFT:
|
|
x, y = self._get_left_position()
|
|
elif position == self.RIGHT:
|
|
x, y = self._get_right_position()
|
|
elif position == self.TOP:
|
|
x, y = self._get_top_position()
|
|
|
|
self._menu.popup(x, y)
|
|
|
|
def _show(self):
|
|
if self._up:
|
|
return
|
|
|
|
self._update_cursor_position()
|
|
self._update_full_request()
|
|
|
|
self._invoker.connect_to_parent()
|
|
self._palette_popup_sid = _palette_observer.connect('popup',
|
|
self._palette_observer_popup_cb)
|
|
|
|
self._update_position()
|
|
|
|
self._up = True
|
|
_palette_observer.emit('popup', self)
|
|
self.emit('popup')
|
|
|
|
def _hide(self):
|
|
if not self._palette_popup_sid is None:
|
|
_palette_observer.disconnect(self._palette_popup_sid)
|
|
self._palette_popup_sid = None
|
|
self._menu.popdown()
|
|
|
|
self._up = False
|
|
self.emit('popdown')
|
|
|
|
def popup(self):
|
|
self._popdown_anim.stop()
|
|
self._popup_anim.start()
|
|
self._secondary_anim.start()
|
|
|
|
def popdown(self, inmediate=False):
|
|
self._secondary_anim.stop()
|
|
self._popup_anim.stop()
|
|
|
|
if not inmediate:
|
|
self._popdown_anim.start()
|
|
else:
|
|
self._hide()
|
|
|
|
def _set_state(self, state):
|
|
if self._state == state:
|
|
return
|
|
|
|
if state == self._PRIMARY:
|
|
self._primary.show()
|
|
for menu_item in self._menu.get_children()[1:]:
|
|
menu_item.hide()
|
|
elif state == self._SECONDARY:
|
|
middle_menu_items = self._menu.get_children()
|
|
middle_menu_items = middle_menu_items[2:len(middle_menu_items) - 2]
|
|
if middle_menu_items or \
|
|
not self._content.is_empty() or \
|
|
not self._button_bar.is_empty():
|
|
self._separator.show()
|
|
|
|
for menu_item in middle_menu_items:
|
|
menu_item.show()
|
|
|
|
if not self._content.is_empty():
|
|
self._content.show()
|
|
|
|
if not self._button_bar.is_empty():
|
|
self._button_bar.show()
|
|
|
|
self._state = state
|
|
|
|
def _invoker_mouse_enter_cb(self, invoker):
|
|
self.popup()
|
|
|
|
def _invoker_mouse_leave_cb(self, invoker):
|
|
self.popdown()
|
|
|
|
def _invoker_focus_out_cb(self, invoker):
|
|
self._hide()
|
|
|
|
def _enter_notify_event_cb(self, widget, event):
|
|
if event.detail == gtk.gdk.NOTIFY_NONLINEAR:
|
|
self._popdown_anim.stop()
|
|
self._secondary_anim.start()
|
|
|
|
def _leave_notify_event_cb(self, widget, event):
|
|
if event.detail == gtk.gdk.NOTIFY_NONLINEAR:
|
|
self.popdown()
|
|
|
|
def _palette_observer_popup_cb(self, observer, palette):
|
|
if self != palette:
|
|
self._hide()
|
|
|
|
class _PrimaryMenuItem(gtk.MenuItem):
|
|
def __init__(self, label, accel_path):
|
|
gtk.MenuItem.__init__(self)
|
|
self.set_border_width(style.DEFAULT_PADDING)
|
|
self._set_label(label, accel_path)
|
|
|
|
def set_label(self, label, accel_path):
|
|
self.remove(self._label)
|
|
self._set_label(label, accel_path)
|
|
|
|
def _set_label(self, label, accel_path):
|
|
self._label = gtk.AccelLabel(label)
|
|
self._label.set_accel_widget(self)
|
|
|
|
if accel_path:
|
|
self.set_accel_path(accel_path)
|
|
self._label.set_alignment(0.0, 0.5)
|
|
|
|
self.add(self._label)
|
|
self._label.show()
|
|
|
|
class _ContentMenuItem(gtk.MenuItem):
|
|
def __init__(self):
|
|
gtk.MenuItem.__init__(self)
|
|
|
|
def set_widget(self, widget):
|
|
if self.child:
|
|
self.remove(self.child)
|
|
self.add(widget)
|
|
|
|
def is_empty(self):
|
|
return self.child is None or not self.child.props.visible
|
|
|
|
class _ButtonBarMenuItem(gtk.MenuItem):
|
|
def __init__(self):
|
|
gtk.MenuItem.__init__(self)
|
|
|
|
self._hbar = gtk.HButtonBox()
|
|
self.add(self._hbar)
|
|
self._hbar.show()
|
|
|
|
def append_button(self, button):
|
|
self._hbar.pack_start(button)
|
|
|
|
def is_empty(self):
|
|
return len(self._hbar.get_children()) == 0
|
|
|
|
class _PopupAnimation(animator.Animation):
|
|
def __init__(self, palette):
|
|
animator.Animation.__init__(self, 0.0, 1.0)
|
|
self._palette = palette
|
|
|
|
def next_frame(self, current):
|
|
if current == 1.0:
|
|
self._palette._set_state(Palette._PRIMARY)
|
|
self._palette._show()
|
|
|
|
class _SecondaryAnimation(animator.Animation):
|
|
def __init__(self, palette):
|
|
animator.Animation.__init__(self, 0.0, 1.0)
|
|
self._palette = palette
|
|
|
|
def next_frame(self, current):
|
|
if current == 1.0:
|
|
self._palette._set_state(Palette._SECONDARY)
|
|
self._palette._update_position()
|
|
|
|
class _PopdownAnimation(animator.Animation):
|
|
def __init__(self, palette):
|
|
animator.Animation.__init__(self, 0.0, 1.0)
|
|
self._palette = palette
|
|
|
|
def next_frame(self, current):
|
|
if current == 1.0:
|
|
self._palette._hide()
|
|
|
|
class Invoker(gobject.GObject):
|
|
__gtype_name__ = 'SugarPaletteInvoker'
|
|
|
|
__gsignals__ = {
|
|
'mouse-enter': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])),
|
|
'mouse-leave': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])),
|
|
'focus-out': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([]))
|
|
}
|
|
|
|
def __init__(self):
|
|
gobject.GObject.__init__(self)
|
|
|
|
def get_default_position(self):
|
|
return Palette.AROUND
|
|
|
|
def get_screen_area(self):
|
|
width = gtk.gdk.screen_width()
|
|
height = gtk.gdk.screen_height()
|
|
return gtk.gdk.Rectangle(0, 0, width, height)
|
|
|
|
def connect_to_parent(self):
|
|
window = self.get_toplevel()
|
|
window.connect('focus-out-event', self._window_focus_out_event_cb)
|
|
|
|
def _window_focus_out_event_cb(self, widget, event):
|
|
self.emit('focus-out')
|
|
|
|
class WidgetInvoker(Invoker):
|
|
def __init__(self, widget):
|
|
Invoker.__init__(self)
|
|
self._widget = widget
|
|
|
|
widget.connect('enter-notify-event', self._enter_notify_event_cb)
|
|
widget.connect('leave-notify-event', self._leave_notify_event_cb)
|
|
|
|
def get_rect(self):
|
|
win_x, win_y = self._widget.window.get_origin()
|
|
rectangle = self._widget.get_allocation()
|
|
|
|
x = win_x + rectangle.x
|
|
y = win_y + rectangle.y
|
|
width = rectangle.width
|
|
height = rectangle.height
|
|
|
|
return gtk.gdk.Rectangle(x, y, width, height)
|
|
|
|
def _enter_notify_event_cb(self, widget, event):
|
|
self.emit('mouse-enter')
|
|
|
|
def _leave_notify_event_cb(self, widget, event):
|
|
self.emit('mouse-leave')
|
|
|
|
def get_toplevel(self):
|
|
return self._widget.get_toplevel()
|
|
|
|
class CanvasInvoker(Invoker):
|
|
def __init__(self, item):
|
|
Invoker.__init__(self)
|
|
self._item = item
|
|
|
|
item.connect('motion-notify-event',
|
|
self._motion_notify_event_cb)
|
|
|
|
def get_default_position(self):
|
|
return Palette.AT_CURSOR
|
|
|
|
def get_rect(self):
|
|
context = self._item.get_context()
|
|
if context:
|
|
x, y = context.translate_to_screen(self._item)
|
|
|
|
width, height = self._item.get_allocation()
|
|
|
|
return gtk.gdk.Rectangle(x, y, width, height)
|
|
|
|
def _motion_notify_event_cb(self, button, event):
|
|
if event.detail == hippo.MOTION_DETAIL_ENTER:
|
|
self.emit('mouse-enter')
|
|
elif event.detail == hippo.MOTION_DETAIL_LEAVE:
|
|
self.emit('mouse-leave')
|
|
|
|
return False
|
|
|
|
def get_toplevel(self):
|
|
return hippo.get_canvas_for_item(self._item).get_toplevel()
|
|
|
|
class _PaletteObserver(gobject.GObject):
|
|
__gtype_name__ = 'SugarPaletteObserver'
|
|
|
|
__gsignals__ = {
|
|
'popup': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([object]))
|
|
}
|
|
|
|
def __init__(self):
|
|
gobject.GObject.__init__(self)
|
|
|
|
_palette_observer = _PaletteObserver()
|