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Diffstat (limited to 'sugar/graphics/tray.py')
| -rw-r--r-- | sugar/graphics/tray.py | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/sugar/graphics/tray.py b/sugar/graphics/tray.py deleted file mode 100644 index abc8df3..0000000 --- a/sugar/graphics/tray.py +++ /dev/null @@ -1,308 +0,0 @@ -# Copyright (C) 2007, One Laptop Per Child -# -# 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 gobject -import gtk - -from sugar.graphics import style -from sugar.graphics.palette import Palette, ToolInvoker -from sugar.graphics.toolbutton import ToolButton -from sugar.graphics.icon import Icon - -_PREVIOUS_PAGE = 0 -_NEXT_PAGE = 1 - -class _TrayViewport(gtk.Viewport): - __gproperties__ = { - 'scrollable' : (bool, None, None, False, - gobject.PARAM_READABLE), - 'can-scroll-prev' : (bool, None, None, False, - gobject.PARAM_READABLE), - 'can-scroll-next' : (bool, None, None, False, - gobject.PARAM_READABLE), - } - - def __init__(self, orientation): - self.orientation = orientation - self._scrollable = False - self._can_scroll_next = False - self._can_scroll_prev = False - - gobject.GObject.__init__(self) - - self.set_shadow_type(gtk.SHADOW_NONE) - - self.traybar = gtk.Toolbar() - self.traybar.set_orientation(orientation) - self.traybar.set_show_arrow(False) - self.add(self.traybar) - self.traybar.show() - - self.connect('size_allocate', self._size_allocate_cb) - - if self.orientation == gtk.ORIENTATION_HORIZONTAL: - adj = self.get_hadjustment() - else: - adj = self.get_vadjustment() - adj.connect('changed', self._adjustment_changed_cb) - adj.connect('value-changed', self._adjustment_changed_cb) - - def scroll(self, direction): - if direction == _PREVIOUS_PAGE: - self._scroll_previous() - elif direction == _NEXT_PAGE: - self._scroll_next() - - def _scroll_next(self): - allocation = self.get_allocation() - if self.orientation == gtk.ORIENTATION_HORIZONTAL: - adj = self.get_hadjustment() - new_value = adj.value + allocation.width - adj.value = min(new_value, adj.upper - allocation.width) - else: - adj = self.get_vadjustment() - new_value = adj.value + allocation.height - adj.value = min(new_value, adj.upper - allocation.height) - - def _scroll_previous(self): - allocation = self.get_allocation() - if self.orientation == gtk.ORIENTATION_HORIZONTAL: - adj = self.get_hadjustment() - new_value = adj.value - allocation.width - adj.value = max(adj.lower, new_value) - else: - adj = self.get_vadjustment() - new_value = adj.value - allocation.height - adj.value = max(adj.lower, new_value) - - def do_size_request(self, requisition): - child_requisition = self.get_child().size_request() - if self.orientation == gtk.ORIENTATION_HORIZONTAL: - requisition[0] = 0 - requisition[1] = child_requisition[1] - else: - requisition[0] = child_requisition[0] - requisition[1] = 0 - - def do_get_property(self, pspec): - if pspec.name == 'scrollable': - return self._scrollable - elif pspec.name == 'can-scroll-next': - return self._can_scroll_next - elif pspec.name == 'can-scroll-prev': - return self._can_scroll_prev - - def _size_allocate_cb(self, viewport, allocation): - bar_requisition = self.traybar.get_child_requisition() - if self.orientation == gtk.ORIENTATION_HORIZONTAL: - scrollable = bar_requisition[0] > allocation.width - else: - scrollable = bar_requisition[1] > allocation.height - - if scrollable != self._scrollable: - self._scrollable = scrollable - self.notify('scrollable') - - def _adjustment_changed_cb(self, adjustment): - if adjustment.value <= adjustment.lower: - can_scroll_prev = False - else: - can_scroll_prev = True - - if adjustment.value + adjustment.page_size >= adjustment.upper: - can_scroll_next = False - else: - can_scroll_next = True - - if can_scroll_prev != self._can_scroll_prev: - self._can_scroll_prev = can_scroll_prev - self.notify('can-scroll-prev') - - if can_scroll_next != self._can_scroll_next: - self._can_scroll_next = can_scroll_next - self.notify('can-scroll-next') - - -class _TrayScrollButton(ToolButton): - def __init__(self, icon_name, scroll_direction): - ToolButton.__init__(self) - self._viewport = None - - self._scroll_direction = scroll_direction - - self.set_size_request(style.GRID_CELL_SIZE, style.GRID_CELL_SIZE) - - self.icon = Icon(icon_name = icon_name, - icon_size=gtk.ICON_SIZE_SMALL_TOOLBAR) - # The alignment is a hack to work around gtk.ToolButton code - # that sets the icon_size when the icon_widget is a gtk.Image - alignment = gtk.Alignment(0.5, 0.5) - alignment.add(self.icon) - self.set_icon_widget(alignment) - alignment.show_all() - - self.connect('clicked', self._clicked_cb) - - def set_viewport(self, viewport): - self._viewport = viewport - self._viewport.connect('notify::scrollable', - self._viewport_scrollable_changed_cb) - - if self._scroll_direction == _PREVIOUS_PAGE: - self._viewport.connect('notify::can-scroll-prev', - self._viewport_can_scroll_dir_changed_cb) - self.set_sensitive(self._viewport.props.can_scroll_prev) - else: - self._viewport.connect('notify::can-scroll-next', - self._viewport_can_scroll_dir_changed_cb) - self.set_sensitive(self._viewport.props.can_scroll_next) - - - def _viewport_scrollable_changed_cb(self, viewport, pspec): - self.props.visible = self._viewport.props.scrollable - - def _viewport_can_scroll_dir_changed_cb(self, viewport, pspec): - if self._scroll_direction == _PREVIOUS_PAGE: - sensitive = self._viewport.props.can_scroll_prev - else: - sensitive = self._viewport.props.can_scroll_next - - self.set_sensitive(sensitive) - - def _clicked_cb(self, button): - self._viewport.scroll(self._scroll_direction) - - viewport = property(fset=set_viewport) - -class HTray(gtk.HBox): - def __init__(self, **kwargs): - gobject.GObject.__init__(self, **kwargs) - self.set_direction(gtk.TEXT_DIR_LTR) - - scroll_left = _TrayScrollButton('go-left', _PREVIOUS_PAGE) - self.pack_start(scroll_left, False) - - self._viewport = _TrayViewport(gtk.ORIENTATION_HORIZONTAL) - self.pack_start(self._viewport) - self._viewport.show() - - scroll_right = _TrayScrollButton('go-right', _NEXT_PAGE) - self.pack_start(scroll_right, False) - - scroll_left.viewport = self._viewport - scroll_right.viewport = self._viewport - - def get_children(self): - return self._viewport.traybar.get_children() - - def add_item(self, item, index=-1): - self._viewport.traybar.insert(item, index) - - def remove_item(self, item): - self._viewport.traybar.remove(item) - - def get_item_index(self, item): - return self._viewport.traybar.get_item_index(item) - -class VTray(gtk.VBox): - def __init__(self, **kwargs): - gobject.GObject.__init__(self, **kwargs) - - # FIXME we need a go-up icon - scroll_left = _TrayScrollButton('go-left', _PREVIOUS_PAGE) - self.pack_start(scroll_left, False) - - self._viewport = _TrayViewport(gtk.ORIENTATION_VERTICAL) - self.pack_start(self._viewport) - self._viewport.show() - - # FIXME we need a go-down icon - scroll_right = _TrayScrollButton('go-right', _NEXT_PAGE) - self.pack_start(scroll_right, False) - - scroll_left.viewport = self._viewport - scroll_right.viewport = self._viewport - - def get_children(self): - return self._viewport.traybar.get_children() - - def add_item(self, item, index=-1): - self._viewport.traybar.insert(item, index) - - def remove_item(self, item): - self._viewport.traybar.remove(item) - - def get_item_index(self, item): - return self._viewport.traybar.get_item_index(item) - -class TrayButton(ToolButton): - def __init__(self, **kwargs): - ToolButton.__init__(self, **kwargs) - -class _IconWidget(gtk.EventBox): - __gtype_name__ = "SugarTrayIconWidget" - - def __init__(self, icon_name=None, xo_color=None): - gtk.EventBox.__init__(self) - - self._palette = None - - self.set_app_paintable(True) - - self._icon = Icon(icon_name=icon_name, xo_color=xo_color, - icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR) - self.add(self._icon) - self._icon.show() - - def do_expose_event(self, event): - if self._palette and self._palette.is_up(): - invoker = self._palette.props.invoker - invoker.draw_rectangle(event, self._palette) - - gtk.EventBox.do_expose_event(self, event) - - def set_palette(self, palette): - if self._palette is not None: - self._palette.props.invoker = None - self._palette = palette - self._palette.props.invoker = ToolInvoker(self) - - def get_icon(self): - return self._icon - -class TrayIcon(gtk.ToolItem): - __gtype_name__ = "SugarTrayIcon" - - def __init__(self, icon_name=None, xo_color=None): - gtk.ToolItem.__init__(self) - - self._icon_widget = _IconWidget(icon_name, xo_color) - self.add(self._icon_widget) - self._icon_widget.show() - - self.set_size_request(style.GRID_CELL_SIZE, style.GRID_CELL_SIZE) - - def set_palette(self, palette): - self._icon_widget.set_palette(palette) - - def set_tooltip(self, text): - self.set_palette(Palette(text)) - - def get_icon(self): - return self._icon_widget.get_icon() - icon = property(get_icon, None) - |