sugar-toolkit-gtk3/shell/view/frame/Frame.py
Marco Pesenti Gritti 2d8c9a3310 Implement activation modes. Do not hide when sticky because
activated by single frame key press.
2006-09-22 11:14:33 +02:00

224 lines
6.4 KiB
Python

import gtk
import gobject
import goocanvas
import wnck
from view.frame.BottomPanel import BottomPanel
from view.frame.RightPanel import RightPanel
from view.frame.TopPanel import TopPanel
from view.frame.PanelWindow import PanelWindow
from sugar.canvas.Grid import Grid
from sugar.canvas.Timeline import Timeline
from sugar.canvas.MenuShell import MenuShell
class EventFrame(gobject.GObject):
__gsignals__ = {
'enter-edge': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([])),
'enter-corner': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([])),
'leave': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([]))
}
HOVER_NONE = 0
HOVER_CORNER = 1
HOVER_EDGE = 2
def __init__(self):
gobject.GObject.__init__(self)
self._windows = []
self._hover = EventFrame.HOVER_NONE
self._active = False
invisible = self._create_invisible(0, 0, gtk.gdk.screen_width(), 1)
self._windows.append(invisible)
invisible = self._create_invisible(0, 0, 1, gtk.gdk.screen_height())
self._windows.append(invisible)
invisible = self._create_invisible(gtk.gdk.screen_width() - 1, 0,
gtk.gdk.screen_width(),
gtk.gdk.screen_height())
self._windows.append(invisible)
invisible = self._create_invisible(0, gtk.gdk.screen_height() - 1,
gtk.gdk.screen_width(),
gtk.gdk.screen_height())
self._windows.append(invisible)
screen = wnck.screen_get_default()
screen.connect('active-window-changed',
self._active_window_changed_cb)
def _create_invisible(self, x, y, width, height):
invisible = gtk.Invisible()
invisible.connect('motion-notify-event', self._motion_notify_cb)
invisible.connect('leave-notify-event', self._leave_notify_cb)
invisible.realize()
invisible.window.set_events(gtk.gdk.POINTER_MOTION_MASK |
gtk.gdk.LEAVE_NOTIFY_MASK)
invisible.window.move_resize(x, y, width, height)
return invisible
def _motion_notify_cb(self, widget, event):
screen_w = gtk.gdk.screen_width()
screen_h = gtk.gdk.screen_height()
if (event.x == 0 and event.y == 0) or \
(event.x == 0 and event.y == screen_h - 1) or \
(event.x == screen_w - 1 and event.y == 0) or \
(event.x == screen_w - 1 and event.y == screen_h - 1):
if self._hover != EventFrame.HOVER_CORNER:
self._hover = EventFrame.HOVER_CORNER
self.emit('enter-corner')
else:
if self._hover != EventFrame.HOVER_EDGE:
self._hover = EventFrame.HOVER_EDGE
self.emit('enter-edge')
def _leave_notify_cb(self, widget, event):
self._hover = EventFrame.HOVER_NONE
if self._active:
self.emit('leave')
def show(self):
self._active = True
for window in self._windows:
window.show()
def hide(self):
self._active = False
for window in self._windows:
window.hide()
def _active_window_changed_cb(self, screen):
for window in self._windows:
window.window.raise_()
class Frame:
INACTIVE = 0
TEMPORARY = 1
STICKY = 2
HIDE_ON_LEAVE = 3
AUTOMATIC = 4
def __init__(self, shell):
self._windows = []
self._shell = shell
self._mode = Frame.INACTIVE
self._timeline = Timeline(self)
self._timeline.add_tag('slide_in', 6, 12)
self._timeline.add_tag('before_slide_out', 36, 36)
self._timeline.add_tag('slide_out', 37, 42)
model = goocanvas.CanvasModelSimple()
root = model.get_root_item()
grid = shell.get_grid()
self._menu_shell = MenuShell(grid)
self._menu_shell.connect('activated', self._menu_shell_activated_cb)
self._menu_shell.connect('deactivated', self._menu_shell_deactivated_cb)
bg = goocanvas.Rect(fill_color="#4f4f4f", line_width=0)
grid.set_constraints(bg, 0, 0, 80, 60)
root.add_child(bg)
panel = BottomPanel(shell)
grid.set_constraints(panel, 5, 55)
root.add_child(panel)
self._add_panel(model, 0, 55, 80, 5)
panel = TopPanel(shell, self._menu_shell)
root.add_child(panel)
self._add_panel(model, 0, 0, 80, 5)
panel = RightPanel(shell, self._menu_shell)
grid.set_constraints(panel, 75, 5)
root.add_child(panel)
self._add_panel(model, 75, 5, 5, 50)
self._add_panel(model, 0, 5, 5, 50)
self._event_frame = EventFrame()
self._event_frame.connect('enter-edge', self._enter_edge_cb)
self._event_frame.connect('enter-corner', self._enter_corner_cb)
self._event_frame.connect('leave', self._event_frame_leave_cb)
self._event_frame.show()
def _add_panel(self, model, x, y, width, height):
grid = self._shell.get_grid()
panel_window = PanelWindow(grid, model, x, y, width, height)
panel_window.connect('enter-notify-event', self._enter_notify_cb)
panel_window.connect('leave-notify-event', self._leave_notify_cb)
self._windows.append(panel_window)
def _menu_shell_activated_cb(self, menu_shell):
self._timeline.goto('slide_in', True)
def _menu_shell_deactivated_cb(self, menu_shell):
if self._mode != Frame.STICKY:
self._timeline.play('before_slide_out', 'slide_out')
def _enter_notify_cb(self, window, event):
self._timeline.goto('slide_in', True)
def _leave_notify_cb(self, window, event):
# FIXME for some reason every click cause also a leave-notify
if event.state == gtk.gdk.BUTTON1_MASK:
return
if not self._menu_shell.is_active() and \
self._mode == Frame.HIDE_ON_LEAVE:
self._timeline.play('before_slide_out', 'slide_out')
def _enter_edge_cb(self, event_frame):
self._mode = Frame.HIDE_ON_LEAVE
self._timeline.play(None, 'slide_in')
def _enter_corner_cb(self, event_frame):
self._mode = Frame.HIDE_ON_LEAVE
self._timeline.play('slide_in', 'slide_in')
def _event_frame_leave_cb(self, event_frame):
if self._mode != Frame.STICKY:
self._timeline.goto('slide_out', True)
def show_and_hide(self, seconds):
self._mode = Frame.AUTOMATIC
self._timeline.play()
def notify_key_press(self):
if self._timeline.on_tag('slide_in'):
self._timeline.play('before_slide_out', 'slide_out')
elif self._timeline.on_tag('before_slide_out'):
self._mode = Frame.TEMPORARY
else:
self._mode = Frame.STICKY
self._timeline.play('slide_in', 'slide_in')
def notify_key_release(self):
if self._mode == Frame.TEMPORARY:
self._timeline.play('before_slide_out', 'slide_out')
def do_slide_in(self, current, n_frames):
if not self._windows[0].props.visible:
for panel in self._windows:
panel.show()
self._event_frame.hide()
def do_slide_out(self, current, n_frames):
if self._windows[0].props.visible:
for panel in self._windows:
panel.hide()
self._event_frame.show()