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()