Edit File: msgarea.py
# This file is part of the Hotwire Shell user interface. # # Copyright (C) 2007,2008 Colin Walters <walters@verbum.org> # # 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA import gtk, gobject # This file is a Python translation of gedit/gedit/gedit-message-area.c class MsgArea(gtk.HBox): __gsignals__ = { "response" : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, (gobject.TYPE_INT,)), "close" : (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, []) } def __init__(self, buttons, **kwargs): super(MsgArea, self).__init__(**kwargs) self.__contents = None self.__changing_style = False self.__main_hbox = gtk.HBox(False, 16) # FIXME: use style properties self.__main_hbox.show() self.__main_hbox.set_border_width(8) # FIXME: use style properties self.__action_area = gtk.HBox(True, 4); # FIXME: use style properties self.__action_area.show() self.__main_hbox.pack_end (self.__action_area, False, True, 0) self.pack_start(self.__main_hbox, True, True, 0) self.set_app_paintable(True) self.connect("expose-event", self.__paint) # Note that we connect to style-set on one of the internal # widgets, not on the message area itself, since gtk does # not deliver any further style-set signals for a widget on # which the style has been forced with gtk_widget_set_style() self.__main_hbox.connect("style-set", self.__on_style_set) self.add_buttons(buttons) def __get_response_data(self, w, create): d = w.get_data('hotwire-msg-area-data') if (d is None) and create: d = {'respid': None} w.set_data('hotwire-msg-area-data', d) return d def __find_button(self, respid): children = self.__actionarea.get_children() for child in children: rd = self.__get_response_data(child, False) if rd is not None and rd['respid'] == respid: return child def __close(self): cancel = self.__find_button(gtk.RESPONSE_CANCEL) if cancel is None: return self.response(gtk.RESPONSE_CANCEL) def __paint(self, w, event): gtk.Style.paint_flat_box(w.style, w.window, gtk.STATE_NORMAL, gtk.SHADOW_OUT, None, w, "tooltip", w.allocation.x + 1, w.allocation.y + 1, w.allocation.width - 2, w.allocation.height - 2) return False def __on_style_set(self, w, style): if self.__changing_style: return style = self.get_style().copy() style.bg[gtk.STATE_NORMAL] = gtk.gdk.Color('#e9afaf') self.__changing_style = True self.set_style(style) self.__changing_style = False self.queue_draw() def __get_response_for_widget(self, w): rd = self.__get_response_data(w, False) if rd is None: return gtk.RESPONSE_NONE return rd['respid'] def __on_action_widget_activated(self, w): response_id = self.__get_response_for_widget(w) self.response(response_id) def add_action_widget(self, child, respid): rd = self.__get_response_data(child, True) rd['respid'] = respid if not isinstance(child, gtk.Button): raise ValueError("Can only pack buttons as action widgets") child.connect('clicked', self.__on_action_widget_activated) if respid != gtk.RESPONSE_HELP: self.__action_area.pack_start(child, False, False, 0) else: self.__action_area.pack_end(child, False, False, 0) def set_contents(self, contents): self.__contents = contents self.__main_hbox.pack_start(contents, True, True, 0) def add_button(self, btext, respid): button = gtk.Button(stock=btext) button.set_focus_on_click(False) button.set_flags(gtk.CAN_DEFAULT) button.show() self.add_action_widget(button, respid) return button def add_buttons(self, args): for (btext, respid) in args: self.add_button(btext, respid) def set_response_sensitive(self, respid, setting): for child in self.__action_area.get_children(): rd = self.__get_response_data(child, False) if rd is not None and rd['respid'] == respid: child.set_sensitive(setting) break def set_default_response(self, respid): for child in self.__action_area.get_children(): rd = self.__get_response_data(child, False) if rd is not None and rd['respid'] == respid: child.grab_default() break def response(self, respid): self.emit('response', respid) def add_stock_button_with_text(self, text, stockid, respid): b = gtk.Button(label=text) b.set_focus_on_click(False) img = gtk.Image() img.set_from_stock(stockid, gtk.ICON_SIZE_BUTTON) b.set_image(img) b.show_all() self.add_action_widget(b, respid) return b def set_text_and_icon(self, stockid, primary_text, secondary_text=None): hbox_content = gtk.HBox(False, 8) hbox_content.show() image = gtk.Image() image.set_from_stock(stockid, gtk.ICON_SIZE_BUTTON) image.show() hbox_content.pack_start(image, False, False, 0) image.set_alignment(0.5, 0.5) vbox = gtk.VBox(False, 6) vbox.show() hbox_content.pack_start (vbox, True, True, 0) primary_markup = "%s" % (primary_text,) primary_label = gtk.Label(primary_markup) primary_label.show() vbox.pack_start(primary_label, True, True, 0) primary_label.set_use_markup(True) primary_label.set_line_wrap(True) primary_label.set_alignment(0, 0.5) primary_label.set_flags(gtk.CAN_FOCUS) primary_label.set_selectable(True) if secondary_text: secondary_markup = "<small>%s</small>" % (secondary_text,) secondary_label = gtk.Label(secondary_markup) secondary_label.show() vbox.pack_start(secondary_label, True, True, 0) secondary_label.set_flags(gtk.CAN_FOCUS) secondary_label.set_use_markup(True) secondary_label.set_line_wrap(True) secondary_label.set_selectable(True) secondary_label.set_alignment(0, 0.5) self.set_contents(hbox_content) class MsgAreaController(gtk.HBox): def __init__(self): super(MsgAreaController, self).__init__() self.__msgarea = None def clear(self): if self.__msgarea is not None: self.remove(self.__msgarea) self.__msgarea.destroy() self.__msgarea = None def new_from_text_and_icon(self, stockid, primary, secondary=None, buttons=[]): self.clear() msgarea = self.__msgarea = MsgArea(buttons) msgarea.set_text_and_icon(stockid, primary, secondary) self.pack_start(msgarea, expand=True) return msgarea
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