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205 lines
7.2 KiB
Python
205 lines
7.2 KiB
Python
# Copyright 2012 One Laptop Per Child
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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from gi.repository import GObject
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from gi.repository import Gtk
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from sugar3.graphics.icon import Icon
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from sugar3.graphics import style
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class PaletteMenuBox(Gtk.VBox):
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def __init__(self):
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Gtk.VBox.__init__(self)
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def append_item(self, item_or_widget, horizontal_padding=None,
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vertical_padding=None):
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item = None
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if (isinstance(item_or_widget, PaletteMenuItem) or
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isinstance(item_or_widget, PaletteMenuItemSeparator)):
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item = item_or_widget
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else:
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item = self._wrap_widget(item_or_widget, horizontal_padding,
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vertical_padding)
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self.pack_start(item, False, False, 0)
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def _wrap_widget(self, widget, horizontal_padding, vertical_padding):
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vbox = Gtk.VBox()
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vbox.show()
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if horizontal_padding is None:
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horizontal_padding = style.DEFAULT_SPACING
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if vertical_padding is None:
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vertical_padding = style.DEFAULT_SPACING
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hbox = Gtk.HBox()
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vbox.pack_start(hbox, True, True, vertical_padding)
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hbox.show()
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hbox.pack_start(widget, True, True, horizontal_padding)
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return vbox
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class PaletteMenuItemSeparator(Gtk.EventBox):
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"""Contains a HSeparator and has the proper height for the menu."""
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__gtype_name__ = 'SugarPaletteMenuItemSeparator'
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def __init__(self):
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Gtk.EventBox.__init__(self)
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separator = Gtk.HSeparator()
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self.add(separator)
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separator.show()
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self.set_size_request(-1, style.DEFAULT_SPACING * 2)
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class PaletteMenuItem(Gtk.EventBox):
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__gtype_name__ = 'SugarPaletteMenuItem'
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__gsignals__ = {
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'activate': (GObject.SignalFlags.RUN_FIRST, None, [])
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}
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def __init__(self, text_label=None, icon_name=None, text_maxlen=60,
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xo_color=None, file_name=None, accelerator=None):
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"""
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text_label -- str
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a text to display in the menu.
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icon_name -- str
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the name of a sugar icon to be displayed. Takse precedence
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over file_name.
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text_maxlen -- int
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the desired maximum width of the label, in characters.
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By default is 60.
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xo_color -- sugar.graphics.XoColor
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the color to be applied to the icon.
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file_name -- str
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the path to a svg file used as icon.
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accelerator -- str
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a text used to display the keyboard shortcut associated
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to the menu.
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"""
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Gtk.EventBox.__init__(self)
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self.set_above_child(True)
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self.icon = None
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self._hbox = Gtk.HBox()
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vbox = Gtk.VBox()
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self.add(vbox)
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vbox.show()
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hbox = Gtk.HBox()
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vbox.pack_start(hbox, True, True, style.DEFAULT_PADDING)
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hbox.show()
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hbox.pack_start(self._hbox, True, True, style.DEFAULT_PADDING)
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if icon_name is not None:
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self.icon = Icon(icon_name=icon_name,
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pixel_size=style.SMALL_ICON_SIZE)
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if xo_color is not None:
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self.icon.props.xo_color = xo_color
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self._hbox.pack_start(self.icon, expand=False, fill=False,
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padding=style.DEFAULT_PADDING)
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elif file_name is not None:
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self.icon = Icon(file=file_name,
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pixel_size=style.SMALL_ICON_SIZE)
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if xo_color is not None:
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self.icon.props.xo_color = xo_color
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self._hbox.pack_start(self.icon, expand=False, fill=False,
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padding=style.DEFAULT_PADDING)
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align = Gtk.Alignment(xalign=0.0, yalign=0.5, xscale=0.0, yscale=0.0)
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self.label = Gtk.Label(text_label)
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if text_maxlen > 0:
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self.label.set_max_width_chars(text_maxlen)
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self.label.set_ellipsize(style.ELLIPSIZE_MODE_DEFAULT)
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align.add(self.label)
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self._hbox.pack_start(align, expand=True, fill=True,
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padding=style.DEFAULT_PADDING)
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self._accelerator_label = Gtk.AccelLabel('')
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if accelerator is not None:
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self._accelerator_label.set_text(accelerator)
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self._hbox.pack_start(self._accelerator_label, expand=False,
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fill=False, padding=style.DEFAULT_PADDING)
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self.id_bt_release_cb = self.connect('button-release-event',
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self.__button_release_cb)
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self.id_enter_notify_cb = self.connect('enter-notify-event',
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self.__enter_notify_cb)
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self.id_leave_notify_cb = self.connect('leave-notify-event',
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self.__leave_notify_cb)
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self.show_all()
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def __button_release_cb(self, widget, event):
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alloc = self.get_allocation()
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if 0 < event.x < alloc.width and 0 < event.y < alloc.height:
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self.emit('activate')
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def __enter_notify_cb(self, widget, event):
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self.modify_bg(Gtk.StateType.NORMAL,
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style.COLOR_BUTTON_GREY.get_gdk_color())
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def __leave_notify_cb(self, widget, event):
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self.modify_bg(Gtk.StateType.NORMAL,
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style.COLOR_BLACK.get_gdk_color())
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def set_label(self, text_label):
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text = '<span foreground="%s">' % style.COLOR_WHITE.get_html() + \
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text_label + '</span>'
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self.label.set_markup(text)
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def set_image(self, icon):
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self._hbox.pack_start(icon, expand=False, fill=False,
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padding=style.DEFAULT_PADDING)
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self._hbox.reorder_child(icon, 0)
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def set_accelerator(self, text):
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self._accelerator_label.set_text(text)
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def set_sensitive(self, sensitive):
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is_sensitive = bool(not self.get_state_flags() &
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Gtk.StateFlags.INSENSITIVE)
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if is_sensitive == sensitive:
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return
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if sensitive:
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self.handler_unblock(self.id_bt_release_cb)
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self.handler_unblock(self.id_enter_notify_cb)
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self.handler_unblock(self.id_leave_notify_cb)
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self.unset_state_flags(Gtk.StateFlags.INSENSITIVE)
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else:
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self.handler_block(self.id_bt_release_cb)
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self.handler_block(self.id_enter_notify_cb)
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self.handler_block(self.id_leave_notify_cb)
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self.set_state_flags(self.get_state_flags() |
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Gtk.StateFlags.INSENSITIVE,
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clear=True)
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