sugar-toolkit-gtk3/sugar/shell/WindowManager.py
2006-06-15 17:31:41 -04:00

133 lines
3.4 KiB
Python

import pygtk
pygtk.require('2.0')
import gtk
import gobject
class WindowManager:
__managers_list = []
CENTER = 0
LEFT = 1
RIGHT = 2
TOP = 3
BOTTOM = 4
ABSOLUTE = 0
SCREEN_RELATIVE = 1
VISIBLE = 0
SLIDED_IN = 1
HIDDEN = 2
def __init__(self, window):
self._window = window
self._visibility = WindowManager.HIDDEN
WindowManager.__managers_list.append(self)
window.connect("key-press-event", self.__key_press_event_cb)
window.connect("focus-in-event", self.__focus_in_event_cb)
window.connect_after("focus-out-event", self.__focus_out_event_cb)
def has_focus(self):
return self._window.has_toplevel_focus()
def _update_visibility(self):
visible = False
if self._visibility is WindowManager.VISIBLE:
visible = True
elif self._visibility is WindowManager.HIDDEN:
visible = False
elif self._visibility is WindowManager.SLIDED_IN:
for manager in WindowManager.__managers_list:
if manager.has_focus():
visible = True
if self._window.get_property('visible') != visible:
self._window.set_property('visible', visible)
def __focus_change_idle(self):
for manager in WindowManager.__managers_list:
manager._update_visibility()
return False
def __focus_in_event_cb(self, window, event):
gobject.idle_add(self.__focus_change_idle)
def __focus_out_event_cb(self, window, event):
gobject.idle_add(self.__focus_change_idle)
def __key_press_event_cb(self, window, event):
manager = None
if event.keyval == gtk.keysyms.Left and \
event.state & gtk.gdk.CONTROL_MASK:
for wm in WindowManager.__managers_list:
if wm._position == WindowManager.LEFT:
manager = wm
if event.keyval == gtk.keysyms.Up and \
event.state & gtk.gdk.CONTROL_MASK:
for wm in WindowManager.__managers_list:
if wm._position == WindowManager.TOP:
manager = wm
if manager and manager._window.get_property('visible'):
manager.slide_window_out()
elif manager:
manager.slide_window_in()
def set_width(self, width, width_type):
self._width = width
self._width_type = width_type
def set_height(self, height, height_type):
self._height = height
self._height_type = height_type
def set_position(self, position):
self._position = position
def _update_size_and_position(self):
screen_width = self._window.get_screen().get_width()
screen_height = self._window.get_screen().get_height()
if self._width_type is WindowManager.ABSOLUTE:
width = self._width
elif self._width_type is WindowManager.SCREEN_RELATIVE:
width = int(screen_width * self._width)
if self._height_type is WindowManager.ABSOLUTE:
height = self._height
elif self._height_type is WindowManager.SCREEN_RELATIVE:
height = int(screen_height * self._height)
if self._position is WindowManager.CENTER:
x = int((screen_width - width) / 2)
y = int((screen_height - height) / 2)
elif self._position is WindowManager.LEFT:
x = 0
y = int((screen_height - height) / 2)
elif self._position is WindowManager.TOP:
x = int((screen_width - width) / 2)
y = 0
self._window.move(x, y)
self._window.resize(width, height)
def slide_window_in(self):
self._visibility = WindowManager.SLIDED_IN
self._update_visibility()
def slide_window_out(self):
self._visibility = WindowManager.HIDDEN
self._update_visibility()
def show(self):
self._visibility = WindowManager.VISIBLE
def manage(self):
self._update_size_and_position()
self._update_visibility()