# Copyright (C) 2006, Red Hat, Inc. # Copyright (C) 2007, One Laptop Per Child # Copyright (C) 2009, Tomeu Vizoso # # 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 from gettext import gettext as _ from gi.repository import GObject from gi.repository import Gtk from gi.repository import Gdk from gi.repository import Pango from gi.repository import WebKit from sugar3.graphics.toolbutton import ToolButton from sugar3.graphics import iconentry from sugar3.graphics.toolbarbox import ToolbarBox as ToolbarBase from sugar3.activity.widgets import ActivityToolbarButton from sugar3.activity.widgets import StopButton import filepicker import places from sugarmenuitem import SugarMenuItem from browser import Browser _MAX_HISTORY_ENTRIES = 15 class WebEntry(iconentry.IconEntry): _COL_ADDRESS = 0 _COL_TITLE = 1 def __init__(self): GObject.GObject.__init__(self) self._address = None self._search_view = self._search_create_view() self._search_window = Gtk.Window(type=Gtk.WindowType.POPUP) self._search_window.add(self._search_view) self._search_view.show() self.connect('focus-in-event', self.__focus_in_event_cb) self.connect('populate-popup', self.__populate_popup_cb) self.connect('key-press-event', self.__key_press_event_cb) self._focus_out_hid = self.connect( 'focus-out-event', self.__focus_out_event_cb) self._change_hid = self.connect('changed', self.__changed_cb) def _set_text(self, text): """Set the text but block changes notification, so that we can recognize changes caused directly by user actions""" self.handler_block(self._change_hid) try: self.props.text = text finally: self.handler_unblock(self._change_hid) def activate(self, uri): self._set_text(uri) self._search_popdown() self.emit('activate') def _set_address(self, address): self._address = address if address is not None: self._set_text(address) address = GObject.property(type=str, setter=_set_address) def _search_create_view(self): view = Gtk.TreeView() view.props.headers_visible = False view.connect('button-press-event', self.__view_button_press_event_cb) column = Gtk.TreeViewColumn() view.append_column(column) cell = Gtk.CellRendererText() cell.props.ellipsize = Pango.EllipsizeMode.END cell.props.ellipsize_set = True cell.props.font = 'Bold' column.pack_start(cell, True) column.add_attribute(cell, 'text', self._COL_TITLE) cell = Gtk.CellRendererText() cell.props.ellipsize = Pango.EllipsizeMode.END cell.props.ellipsize_set = True cell.props.alignment = Pango.Alignment.LEFT column.pack_start(cell, True) column.add_attribute(cell, 'text', self._COL_ADDRESS) return view def _search_update(self): list_store = Gtk.ListStore(str, str) search_text = self.props.text.decode('utf-8') for place in places.get_store().search(search_text): list_store.append([place.uri, place.title]) self._search_view.set_model(list_store) return len(list_store) > 0 def _search_popup(self): miss, window_x, window_y = self.props.window.get_origin() entry_allocation = self.get_allocation() search_x = window_x + entry_allocation.x search_y = window_y + entry_allocation.y + entry_allocation.height search_width = entry_allocation.width search_height = Gdk.Screen.height() / 3 self._search_window.move(search_x, search_y) self._search_window.resize(search_width, search_height) self._search_window.show() def _search_popdown(self): self._search_window.hide() def __focus_in_event_cb(self, entry, event): self._search_popdown() def __focus_out_event_cb(self, entry, event): self._search_popdown() def __view_button_press_event_cb(self, view, event): model = view.get_model() path, col_, x_, y_ = view.get_path_at_pos(int(event.x), int(event.y)) if path: uri = model[path][self._COL_ADDRESS] self.activate(uri) def __key_press_event_cb(self, entry, event): keyname = Gdk.keyval_name(event.keyval) selection = self._search_view.get_selection() model, selected = selection.get_selected() if keyname == 'Up': if selected is None: selection.select_iter(model[-1].iter) self._set_text(model[-1][0]) else: up_iter = model.iter_previous(selected) if up_iter: selection.select_iter(up_iter) self._set_text(model.get(up_iter, 0)[0]) return True elif keyname == 'Down': if selected is None: down_iter = model.get_iter_first() else: down_iter = model.iter_next(selected) if down_iter: selection.select_iter(down_iter) self._set_text(model.get(down_iter, 0)[0]) return True elif keyname == 'Return': if selected is None: return False uri = model[model.get_path(selected)][self._COL_ADDRESS] self.activate(uri) return True elif keyname == 'Escape': self._search_window.hide() return True return False def __popup_unmap_cb(self, entry): self.handler_unblock(self._focus_out_hid) def __populate_popup_cb(self, entry, menu): self.handler_block(self._focus_out_hid) menu.connect('unmap', self.__popup_unmap_cb) def __changed_cb(self, entry): self._address = self.props.text if not self.props.text or not self._search_update(): self._search_popdown() else: self._search_popup() class PrimaryToolbar(ToolbarBase): __gtype_name__ = 'PrimaryToolbar' __gsignals__ = { 'add-link': (GObject.SignalFlags.RUN_FIRST, None, ([])), 'go-home': (GObject.SignalFlags.RUN_FIRST, None, ([])), } def __init__(self, tabbed_view, act): ToolbarBase.__init__(self) self._activity = act self._tabbed_view = tabbed_view self._loading = False toolbar = self.toolbar activity_button = ActivityToolbarButton(self._activity) toolbar.insert(activity_button, 0) self._go_home = ToolButton('go-home') self._go_home.set_tooltip(_('Home page')) self._go_home.connect('clicked', self._go_home_cb) toolbar.insert(self._go_home, -1) self._go_home.show() self.entry = WebEntry() self.entry.set_icon_from_name(iconentry.ICON_ENTRY_SECONDARY, 'browse-dialog-cancel') self.entry.connect('icon-press', self._stop_and_reload_cb) self.entry.connect('activate', self._entry_activate_cb) self.entry.connect('focus-in-event', self.__focus_in_event_cb) self.entry.connect('focus-out-event', self.__focus_out_event_cb) self.entry.connect('key-press-event', self.__key_press_event_cb) entry_item = Gtk.ToolItem() entry_item.set_expand(True) entry_item.add(self.entry) self.entry.show() toolbar.insert(entry_item, -1) entry_item.show() self._back = ToolButton('go-previous-paired') self._back.set_tooltip(_('Back')) self._back.props.sensitive = False self._back.connect('clicked', self._go_back_cb) toolbar.insert(self._back, -1) self._back.show() palette = self._back.get_palette() self._back_box_menu = Gtk.VBox() self._back_box_menu.show() palette.set_content(self._back_box_menu) # FIXME, this is a hack, should be done in the theme: palette._content.set_border_width(1) self._forward = ToolButton('go-next-paired') self._forward.set_tooltip(_('Forward')) self._forward.props.sensitive = False self._forward.connect('clicked', self._go_forward_cb) toolbar.insert(self._forward, -1) self._forward.show() palette = self._forward.get_palette() self._forward_box_menu = Gtk.VBox() self._forward_box_menu.show() palette.set_content(self._forward_box_menu) # FIXME, this is a hack, should be done in the theme: palette._content.set_border_width(1) self._link_add = ToolButton('emblem-favorite') self._link_add.set_tooltip(_('Bookmark')) self._link_add.connect('clicked', self._link_add_clicked_cb) toolbar.insert(self._link_add, -1) self._link_add.show() stop_button = StopButton(self._activity) toolbar.insert(stop_button, -1) self._progress_listener = None self._browser = None self._loading_changed_hid = None self._progress_changed_hid = None self._session_history_changed_hid = None self._uri_changed_hid = None if tabbed_view.get_n_pages(): self._connect_to_browser(tabbed_view.props.current_browser) tabbed_view.connect_after('switch-page', self.__switch_page_cb) def __key_press_event_cb(self, entry, event): self._tabbed_view.current_browser.loading_uri = entry.props.text def __switch_page_cb(self, tabbed_view, page, page_num): if tabbed_view.get_n_pages(): self._connect_to_browser(tabbed_view.props.current_browser) def _connect_to_browser(self, browser): if self._browser is not None: self._browser.disconnect(self._uri_changed_hid) self._browser.disconnect(self._progress_changed_hid) self._browser.disconnect(self._loading_changed_hid) self._browser = browser address = self._browser.props.uri or self._browser.loading_uri self._set_address(address) self._set_progress(self._browser.props.progress) self._set_status(self._browser.props.load_status) is_webkit_browser = isinstance(self._browser, Browser) self.entry.props.editable = is_webkit_browser self._uri_changed_hid = self._browser.connect( 'notify::uri', self.__uri_changed_cb) self._progress_changed_hid = self._browser.connect( 'notify::progress', self.__progress_changed_cb) self._loading_changed_hid = self._browser.connect( 'notify::load-status', self.__loading_changed_cb) self._update_navigation_buttons() def __loading_changed_cb(self, widget, param): self._set_status(widget.get_load_status()) def __progress_changed_cb(self, widget, param): self._set_progress(widget.get_progress()) def _set_status(self, status): self._set_loading(status < WebKit.LoadStatus.FINISHED) def _set_progress(self, progress): if progress == 1.0: self.entry.set_progress_fraction(0.0) else: self.entry.set_progress_fraction(progress) def _set_address(self, uri): if uri is None: self.entry.props.address = '' else: self.entry.props.address = uri def __focus_in_event_cb(self, entry, event): if not self._tabbed_view.is_current_page_pdf(): self.entry.set_icon_from_name(iconentry.ICON_ENTRY_SECONDARY, 'dialog-cancel') def __focus_out_event_cb(self, entry, event): if self._loading: self._show_stop_icon() else: if not self._tabbed_view.is_current_page_pdf(): self._show_reload_icon() def _show_no_icon(self): self.entry.remove_icon(iconentry.ICON_ENTRY_SECONDARY) def _show_stop_icon(self): self.entry.set_icon_from_name(iconentry.ICON_ENTRY_SECONDARY, 'browse-dialog-cancel') def _show_reload_icon(self): self.entry.set_icon_from_name(iconentry.ICON_ENTRY_SECONDARY, 'browse-view-refresh') def _update_navigation_buttons(self): can_go_back = self._browser.can_go_back() self._back.props.sensitive = can_go_back can_go_forward = self._browser.can_go_forward() self._forward.props.sensitive = can_go_forward is_webkit_browser = isinstance(self._browser, Browser) self._link_add.props.sensitive = is_webkit_browser self._go_home.props.sensitive = is_webkit_browser if is_webkit_browser: self._reload_session_history() def _entry_activate_cb(self, entry): url = entry.props.text effective_url = self._tabbed_view.normalize_or_autosearch_url(url) self._browser.load_uri(effective_url) self._browser.loading_uri = effective_url self.entry.props.address = effective_url self._browser.grab_focus() def _go_home_cb(self, button): self.emit('go-home') def _go_back_cb(self, button): self._browser.go_back() def _go_forward_cb(self, button): self._browser.go_forward() def __uri_changed_cb(self, widget, param): self._set_address(widget.get_uri()) self._update_navigation_buttons() filepicker.cleanup_temp_files() def _stop_and_reload_cb(self, entry, icon_pos, button): if entry.has_focus() and \ not self._tabbed_view.is_current_page_pdf(): entry.set_text('') else: self._browser.reload() if self._loading: self._browser.stop_loading() else: self._browser.reload() def _set_loading(self, loading): self._loading = loading if self._loading: self._show_stop_icon() else: if not self._tabbed_view.is_current_page_pdf(): self._show_reload_icon() else: self._show_no_icon() def _reload_session_history(self): back_forward_list = self._browser.get_back_forward_list() item_index = 0 # The index of the history item # Clear menus in palettes: for box_menu in (self._back_box_menu, self._forward_box_menu): for menu_item in box_menu.get_children(): box_menu.remove(menu_item) def create_menu_item(history_item, item_index): """Create a MenuItem for the back or forward palettes.""" title = history_item.get_title() if not isinstance(title, unicode): title = unicode(title, 'utf-8') # This is a fix until the Sugar MenuItem is fixed: menu_item = SugarMenuItem(text_label=title) menu_item.connect('clicked', self._history_item_activated_cb, item_index) return menu_item back_list = back_forward_list.get_back_list_with_limit( _MAX_HISTORY_ENTRIES) back_list.reverse() for item in back_list: menu_item = create_menu_item(item, item_index) self._back_box_menu.pack_end(menu_item, False, False, 0) menu_item.show() item_index += 1 # Increment the item index to count the current page: item_index += 1 forward_list = back_forward_list.get_forward_list_with_limit( _MAX_HISTORY_ENTRIES) forward_list.reverse() for item in forward_list: menu_item = create_menu_item(item, item_index) self._forward_box_menu.pack_start(menu_item, False, False, 0) menu_item.show() item_index += 1 def _history_item_activated_cb(self, menu_item, index): self._browser.set_history_index(index) def _link_add_clicked_cb(self, button): self.emit('add-link')