diff options
Diffstat (limited to 'src/jarabe/frame/framewindow.py')
| -rw-r--r-- | src/jarabe/frame/framewindow.py | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/jarabe/frame/framewindow.py b/src/jarabe/frame/framewindow.py new file mode 100644 index 0000000..394ba00 --- /dev/null +++ b/src/jarabe/frame/framewindow.py @@ -0,0 +1,153 @@ +# Copyright (C) 2006-2007 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program 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 General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +import gtk +from gtk import gdk +import gobject + +from sugar.graphics import style + + +class FrameContainer(gtk.Bin): + """A container class for frame panel rendering. Hosts a child 'box' where + frame elements can be added. Excludes grid-sized squares at each end + of the frame panel, and a space alongside the inside of the screen where + a border is drawn.""" + + __gtype_name__ = 'SugarFrameContainer' + + def __init__(self, position): + gtk.Bin.__init__(self) + self._position = position + + if self.is_vertical(): + box = gtk.VBox() + else: + box = gtk.HBox() + self.add(box) + box.show() + + def is_vertical(self): + return self._position in (gtk.POS_LEFT, gtk.POS_RIGHT) + + def do_expose_event(self, event): + # Draw the inner border as a rectangle + cr = self.get_parent_window().cairo_create() + r, g, b, a = style.COLOR_BUTTON_GREY.get_rgba() + cr.set_source_rgba (r, g, b, a) + + if self.is_vertical(): + x = style.GRID_CELL_SIZE if self._position == gtk.POS_LEFT else 0 + y = style.GRID_CELL_SIZE + width = style.LINE_WIDTH + height = self.allocation.height - (style.GRID_CELL_SIZE * 2) + else: + x = style.GRID_CELL_SIZE + y = style.GRID_CELL_SIZE if self._position == gtk.POS_TOP else 0 + height = style.LINE_WIDTH + width = self.allocation.width - (style.GRID_CELL_SIZE * 2) + + cr.rectangle(x, y, width, height) + cr.fill() + + gtk.Bin.do_expose_event(self, event) + return False + + def do_size_request(self, req): + if self.is_vertical(): + req.height = gdk.screen_height() + req.width = style.GRID_CELL_SIZE + style.LINE_WIDTH + else: + req.width = gdk.screen_width() + req.height = style.GRID_CELL_SIZE + style.LINE_WIDTH + + self.get_child().size_request() + + def do_size_allocate(self, allocation): + self.allocation = allocation + + # exclude grid squares at two ends of the frame + # allocate remaining space to child box, minus the space needed for + # drawing the border + allocation = gdk.Rectangle() + if self.is_vertical(): + allocation.x = 0 if self._position == gtk.POS_LEFT \ + else style.LINE_WIDTH + allocation.y = style.GRID_CELL_SIZE + allocation.width = self.allocation.width - style.LINE_WIDTH + allocation.height = self.allocation.height \ + - (style.GRID_CELL_SIZE * 2) + else: + allocation.x = style.GRID_CELL_SIZE + allocation.y = 0 if self._position == gtk.POS_TOP \ + else style.LINE_WIDTH + allocation.width = self.allocation.width \ + - (style.GRID_CELL_SIZE * 2) + allocation.height = self.allocation.height - style.LINE_WIDTH + + self.get_child().size_allocate(allocation) + + +class FrameWindow(gtk.Window): + __gtype_name__ = 'SugarFrameWindow' + + def __init__(self, position): + gtk.Window.__init__(self) + self.hover = False + self.size = style.GRID_CELL_SIZE + style.LINE_WIDTH + + accel_group = gtk.AccelGroup() + self.set_data('sugar-accel-group', accel_group) + self.add_accel_group(accel_group) + + self._position = position + + self.set_decorated(False) + self.connect('realize', self._realize_cb) + self.connect('enter-notify-event', self._enter_notify_cb) + self.connect('leave-notify-event', self._leave_notify_cb) + + self._container = FrameContainer(position) + self.add(self._container) + self._container.show() + self._update_size() + + screen = gdk.screen_get_default() + screen.connect('size-changed', self._size_changed_cb) + + def append(self, child, expand=True, fill=True): + self._container.get_child().pack_start(child, expand=expand, fill=fill) + + def _update_size(self): + if self._position == gtk.POS_TOP or self._position == gtk.POS_BOTTOM: + self.resize(gdk.screen_width(), self.size) + else: + self.resize(self.size, gdk.screen_height()) + + def _realize_cb(self, widget): + self.window.set_type_hint(gdk.WINDOW_TYPE_HINT_DOCK) + self.window.set_accept_focus(False) + + def _enter_notify_cb(self, window, event): + if event.detail != gdk.NOTIFY_INFERIOR: + self.hover = True + + def _leave_notify_cb(self, window, event): + if event.detail != gdk.NOTIFY_INFERIOR: + self.hover = False + + def _size_changed_cb(self, screen): + self._update_size() |