diff options
Diffstat (limited to 'src/jarabe/journal/listview.py')
| -rw-r--r-- | src/jarabe/journal/listview.py | 634 |
1 files changed, 31 insertions, 603 deletions
diff --git a/src/jarabe/journal/listview.py b/src/jarabe/journal/listview.py index 9e19f70..f4406b2 100644 --- a/src/jarabe/journal/listview.py +++ b/src/jarabe/journal/listview.py @@ -1,4 +1,4 @@ -# Copyright (C) 2009, Tomeu Vizoso +# Copyright (C) 2010, Aleksey Lim # # 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 @@ -14,628 +14,56 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +import gobject import logging -from gettext import gettext as _ -import time -import gobject -import gtk import hippo -import gconf -import pango from sugar.graphics import style -from sugar.graphics.icon import CanvasIcon, Icon, CellRendererIcon -from sugar.graphics.xocolor import XoColor -from sugar import util - -from jarabe.journal.listmodel import ListModel -from jarabe.journal.palettes import ObjectPalette, BuddyPalette -from jarabe.journal import model -from jarabe.journal import misc - -UPDATE_INTERVAL = 300 - -MESSAGE_EMPTY_JOURNAL = 0 -MESSAGE_NO_MATCH = 1 - -class TreeView(gtk.TreeView): - __gtype_name__ = 'JournalTreeView' - - def __init__(self): - gtk.TreeView.__init__(self) - self.set_headers_visible(False) - def do_size_request(self, requisition): - # HACK: We tell the model that the view is just resizing so it can avoid - # hitting both D-Bus and disk. - tree_model = self.get_model() - if tree_model is not None: - tree_model.view_is_resizing = True - try: - gtk.TreeView.do_size_request(self, requisition) - finally: - if tree_model is not None: - tree_model.view_is_resizing = False +from jarabe.journal.homogeneview import HomogeneView +from jarabe.journal.homogeneview import Cell +from jarabe.journal.widgets import * -class BaseListView(gtk.Bin): - __gtype_name__ = 'JournalBaseListView' - __gsignals__ = { - 'clear-clicked': (gobject.SIGNAL_RUN_FIRST, - gobject.TYPE_NONE, - ([])) - } +class _Cell(Cell): def __init__(self): - self._query = {} - self._model = None - self._progress_bar = None - self._last_progress_bar_pulse = None - self._scroll_position = 0. - - gobject.GObject.__init__(self) - - self.connect('map', self.__map_cb) - self.connect('unrealize', self.__unrealize_cb) - self.connect('destroy', self.__destroy_cb) - - self._scrolled_window = gtk.ScrolledWindow() - self._scrolled_window.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC) - self.add(self._scrolled_window) - self._scrolled_window.show() - - self.tree_view = TreeView() - selection = self.tree_view.get_selection() - selection.set_mode(gtk.SELECTION_NONE) - self.tree_view.props.fixed_height_mode = True - self.tree_view.modify_base(gtk.STATE_NORMAL, - style.COLOR_WHITE.get_gdk_color()) - self._scrolled_window.add(self.tree_view) - self.tree_view.show() - - self.cell_title = None - self.cell_icon = None - self._title_column = None - self.date_column = None - self._add_columns() - - self.tree_view.enable_model_drag_source(gtk.gdk.BUTTON1_MASK, - [('text/uri-list', 0, 0), - ('journal-object-id', 0, 0)], - gtk.gdk.ACTION_COPY) - - # Auto-update stuff - self._fully_obscured = True - self._dirty = False - self._refresh_idle_handler = None - self._update_dates_timer = None - - model.created.connect(self.__model_created_cb) - model.updated.connect(self.__model_updated_cb) - model.deleted.connect(self.__model_deleted_cb) - - def __model_created_cb(self, sender, **kwargs): - self._set_dirty() - - def __model_updated_cb(self, sender, **kwargs): - self._set_dirty() - - def __model_deleted_cb(self, sender, **kwargs): - self._set_dirty() - - def _add_columns(self): - cell_favorite = CellRendererFavorite(self.tree_view) - cell_favorite.connect('clicked', self.__favorite_clicked_cb) - - column = gtk.TreeViewColumn() - column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED - column.props.fixed_width = cell_favorite.props.width - column.pack_start(cell_favorite) - column.set_cell_data_func(cell_favorite, self.__favorite_set_data_cb) - self.tree_view.append_column(column) - - self.cell_icon = CellRendererActivityIcon(self.tree_view) - - column = gtk.TreeViewColumn() - column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED - column.props.fixed_width = self.cell_icon.props.width - column.pack_start(self.cell_icon) - column.add_attribute(self.cell_icon, 'file-name', ListModel.COLUMN_ICON) - column.add_attribute(self.cell_icon, 'xo-color', - ListModel.COLUMN_ICON_COLOR) - self.tree_view.append_column(column) - - self.cell_title = gtk.CellRendererText() - self.cell_title.props.ellipsize = pango.ELLIPSIZE_MIDDLE - self.cell_title.props.ellipsize_set = True - - self._title_column = gtk.TreeViewColumn() - self._title_column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED - self._title_column.props.expand = True - self._title_column.props.clickable = True - self._title_column.pack_start(self.cell_title) - self._title_column.add_attribute(self.cell_title, 'markup', - ListModel.COLUMN_TITLE) - self.tree_view.append_column(self._title_column) - - buddies_column = gtk.TreeViewColumn() - buddies_column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED - self.tree_view.append_column(buddies_column) - - for column_index in [ListModel.COLUMN_BUDDY_1, ListModel.COLUMN_BUDDY_2, - ListModel.COLUMN_BUDDY_3]: - cell_icon = CellRendererBuddy(self.tree_view, - column_index=column_index) - buddies_column.pack_start(cell_icon) - buddies_column.props.fixed_width += cell_icon.props.width - buddies_column.add_attribute(cell_icon, 'buddy', column_index) - buddies_column.set_cell_data_func(cell_icon, - self.__buddies_set_data_cb) - - cell_progress = gtk.CellRendererProgress() - cell_progress.props.ypad = style.GRID_CELL_SIZE / 4 - buddies_column.pack_start(cell_progress) - buddies_column.add_attribute(cell_progress, 'value', - ListModel.COLUMN_PROGRESS) - buddies_column.set_cell_data_func(cell_progress, - self.__progress_data_cb) - - cell_text = gtk.CellRendererText() - cell_text.props.xalign = 1 - - # Measure the required width for a date in the form of "10 hours, 10 - # minutes ago" - timestamp = time.time() - 10 * 60 - 10 * 60 * 60 - date = util.timestamp_to_elapsed_string(timestamp) - date_width = self._get_width_for_string(date) - - self.date_column = gtk.TreeViewColumn() - self.date_column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED - self.date_column.props.fixed_width = date_width - self.date_column.set_alignment(1) - self.date_column.props.resizable = True - self.date_column.props.clickable = True - self.date_column.pack_start(cell_text) - self.date_column.add_attribute(cell_text, 'text', ListModel.COLUMN_DATE) - self.tree_view.append_column(self.date_column) - - def _get_width_for_string(self, text): - # Add some extra margin - text = text + 'aaaaa' - - widget = gtk.Label('') - context = widget.get_pango_context() - layout = pango.Layout(context) - layout.set_text(text) - width, height_ = layout.get_size() - return pango.PIXELS(width) - - def do_size_allocate(self, allocation): - self.allocation = allocation - self.child.size_allocate(allocation) - - def do_size_request(self, requisition): - requisition.width, requisition.height = self.child.size_request() - - def __destroy_cb(self, widget): - if self._model is not None: - self._model.stop() - - def __buddies_set_data_cb(self, column, cell, tree_model, tree_iter): - progress = tree_model[tree_iter][ListModel.COLUMN_PROGRESS] - cell.props.visible = progress >= 100 - - def __progress_data_cb(self, column, cell, tree_model, tree_iter): - progress = tree_model[tree_iter][ListModel.COLUMN_PROGRESS] - cell.props.visible = progress < 100 - - def __favorite_set_data_cb(self, column, cell, tree_model, tree_iter): - favorite = tree_model[tree_iter][ListModel.COLUMN_FAVORITE] - if favorite: - client = gconf.client_get_default() - color = XoColor(client.get_string('/desktop/sugar/user/color')) - cell.props.xo_color = color - else: - cell.props.xo_color = None - - def __favorite_clicked_cb(self, cell, path): - row = self._model[path] - metadata = model.get(row[ListModel.COLUMN_UID]) - if not model.is_editable(metadata): - return - if metadata.get('keep', 0) == '1': - metadata['keep'] = '0' - else: - metadata['keep'] = '1' - model.write(metadata, update_mtime=False) - - def update_with_query(self, query_dict): - logging.debug('ListView.update_with_query') - self._query = query_dict - - if 'order_by' not in self._query: - self._query['order_by'] = ['+timestamp'] - - self.refresh() - - def refresh(self): - logging.debug('ListView.refresh query %r', self._query) - self._stop_progress_bar() - - if self._model is not None: - self._model.stop() - self._dirty = False - - self._model = ListModel(self._query) - self._model.connect('ready', self.__model_ready_cb) - self._model.connect('progress', self.__model_progress_cb) - self._model.setup() - - def __model_ready_cb(self, tree_model): - self._stop_progress_bar() - - self._scroll_position = self.tree_view.props.vadjustment.props.value - logging.debug('ListView.__model_ready_cb %r', self._scroll_position) - - if self.tree_view.window is not None: - # prevent glitches while later vadjustment setting, see #1235 - self.tree_view.get_bin_window().hide() - - # Cannot set it up earlier because will try to access the model - # and it needs to be ready. - self.tree_view.set_model(self._model) - - self.tree_view.props.vadjustment.props.value = self._scroll_position - self.tree_view.props.vadjustment.value_changed() - - if self.tree_view.window is not None: - # prevent glitches while later vadjustment setting, see #1235 - self.tree_view.get_bin_window().show() - - if len(tree_model) == 0: - if self._is_query_empty(): - self._show_message(MESSAGE_EMPTY_JOURNAL) - else: - self._show_message(MESSAGE_NO_MATCH) - else: - self._clear_message() - - def __map_cb(self, widget): - logging.debug('ListView.__map_cb %r', self._scroll_position) - self.tree_view.props.vadjustment.props.value = self._scroll_position - self.tree_view.props.vadjustment.value_changed() - - def __unrealize_cb(self, widget): - self._scroll_position = self.tree_view.props.vadjustment.props.value - logging.debug('ListView.__map_cb %r', self._scroll_position) - - is_editable = self._query.get('mountpoints', '') == '/' - self.cell_title.props.editable = is_editable + Cell.__init__(self) - def _is_query_empty(self): - # FIXME: This is a hack, we shouldn't have to update this every time - # a new search term is added. - if self._query.get('query', '') or self._query.get('mime_type', '') or \ - self._query.get('keep', '') or self._query.get('mtime', '') or \ - self._query.get('activity', ''): - return False - else: - return True + self._row = gtk.HBox() + self._row.props.spacing = style.DEFAULT_SPACING + self.add(self._row) - def __model_progress_cb(self, tree_model): - if self._progress_bar is None: - self._start_progress_bar() + keep = KeepIcon(box_width=style.GRID_CELL_SIZE) + self._row.pack_start(keep, expand=False) - if time.time() - self._last_progress_bar_pulse > 0.05: - self._progress_bar.pulse() - self._last_progress_bar_pulse = time.time() + icon = ObjectIcon(size=style.STANDARD_ICON_SIZE) + self._row.pack_start(icon, expand=False) - def _start_progress_bar(self): - alignment = gtk.Alignment(xalign=0.5, yalign=0.5, xscale=0.5) - self.remove(self.child) - self.add(alignment) - alignment.show() + title = Title(xalign=0, yalign=0.5, xscale=1, yscale=0) + self._row.pack_start(title) - self._progress_bar = gtk.ProgressBar() - self._progress_bar.props.pulse_step = 0.01 - self._last_progress_bar_pulse = time.time() - alignment.add(self._progress_bar) - self._progress_bar.show() + details = DetailsIcon() + self._row.pack_end(details, expand=False) - def _stop_progress_bar(self): - if self._progress_bar is None: - return - self.remove(self.child) - self.add(self._scrolled_window) - self._progress_bar = None + date = Timestamp() + self._row.pack_end(date, expand=False) - def _show_message(self, message): - canvas = hippo.Canvas() - self.remove(self.child) - self.add(canvas) - canvas.show() + buddies = Buddies(buddies_max=3, + xalign=0, yalign=0.5, xscale=1, yscale=0.15) + self._row.pack_end(buddies, expand=False) - box = hippo.CanvasBox(orientation=hippo.ORIENTATION_VERTICAL, - background_color=style.COLOR_WHITE.get_int(), - yalign=hippo.ALIGNMENT_CENTER, - spacing=style.DEFAULT_SPACING, - padding_bottom=style.GRID_CELL_SIZE) - canvas.set_root(box) + self.show_all() - icon = CanvasIcon(size=style.LARGE_ICON_SIZE, - icon_name='activity-journal', - stroke_color = style.COLOR_BUTTON_GREY.get_svg(), - fill_color = style.COLOR_TRANSPARENT.get_svg()) - box.append(icon) + def do_fill_in_cell_content(self, table, metadata): + for i in self._row.get_children(): + i.check_out(metadata) - if message == MESSAGE_EMPTY_JOURNAL: - text = _('Your Journal is empty') - elif message == MESSAGE_NO_MATCH: - text = _('No matching entries') - else: - raise ValueError('Invalid message') - text = hippo.CanvasText(text=text, - xalign=hippo.ALIGNMENT_CENTER, - font_desc=style.FONT_BOLD.get_pango_desc(), - color = style.COLOR_BUTTON_GREY.get_int()) - box.append(text) - - if message == MESSAGE_NO_MATCH: - button = gtk.Button(label=_('Clear search')) - button.connect('clicked', self.__clear_button_clicked_cb) - button.props.image = Icon(icon_name='dialog-cancel', - icon_size=gtk.ICON_SIZE_BUTTON) - canvas_button = hippo.CanvasWidget(widget=button, - xalign=hippo.ALIGNMENT_CENTER) - box.append(canvas_button) - - def __clear_button_clicked_cb(self, button): - self.emit('clear-clicked') - - def _clear_message(self): - if self.child == self._scrolled_window: - return - self.remove(self.child) - self.add(self._scrolled_window) - self._scrolled_window.show() - - def update_dates(self): - if not self.tree_view.flags() & gtk.REALIZED: - return - visible_range = self.tree_view.get_visible_range() - if visible_range is None: - return - - logging.debug('ListView.update_dates') - - path, end_path = visible_range - tree_model = self.tree_view.get_model() - - while True: - x, y, width, height = self.tree_view.get_cell_area(path, - self.date_column) - x, y = self.tree_view.convert_tree_to_widget_coords(x, y) - self.tree_view.queue_draw_area(x, y, width, height) - if path == end_path: - break - else: - next_iter = tree_model.iter_next(tree_model.get_iter(path)) - path = tree_model.get_path(next_iter) - - def _set_dirty(self): - if self._fully_obscured: - self._dirty = True - else: - self.refresh() - - def set_is_visible(self, visible): - if visible != self._fully_obscured: - return - - logging.debug('canvas_visibility_notify_event_cb %r', visible) - if visible: - self._fully_obscured = False - if self._dirty: - self.refresh() - if self._update_dates_timer is None: - logging.debug('Adding date updating timer') - self._update_dates_timer = \ - gobject.timeout_add_seconds(UPDATE_INTERVAL, - self.__update_dates_timer_cb) - else: - self._fully_obscured = True - if self._update_dates_timer is not None: - logging.debug('Remove date updating timer') - gobject.source_remove(self._update_dates_timer) - self._update_dates_timer = None - - def __update_dates_timer_cb(self): - self.update_dates() - return True - -class ListView(BaseListView): - __gtype_name__ = 'JournalListView' - - __gsignals__ = { - 'detail-clicked': (gobject.SIGNAL_RUN_FIRST, - gobject.TYPE_NONE, - ([object])) - } +class ListView(HomogeneView): def __init__(self): - BaseListView.__init__(self) - self._is_dragging = False - - self.tree_view.connect('drag-begin', self.__drag_begin_cb) - self.tree_view.connect('button-release-event', - self.__button_release_event_cb) - - self.cell_title.connect('edited', self.__cell_title_edited_cb) - self.cell_title.connect('editing-canceled', self.__editing_canceled_cb) - - self.cell_icon.connect('clicked', self.__icon_clicked_cb) - self.cell_icon.connect('detail-clicked', self.__detail_clicked_cb) - - cell_detail = CellRendererDetail(self.tree_view) - cell_detail.connect('clicked', self.__detail_cell_clicked_cb) - - column = gtk.TreeViewColumn() - column.props.sizing = gtk.TREE_VIEW_COLUMN_FIXED - column.props.fixed_width = cell_detail.props.width - column.pack_start(cell_detail) - self.tree_view.append_column(column) - - def __drag_begin_cb(self, widget, drag_context): - self._is_dragging = True - - def __button_release_event_cb(self, tree_view, event): - try: - if self._is_dragging: - return - finally: - self._is_dragging = False - - pos = tree_view.get_path_at_pos(int(event.x), int(event.y)) - if pos is None: - return - - path, column, x_, y_ = pos - if column != self._title_column: - return - - row = self.tree_view.get_model()[path] - metadata = model.get(row[ListModel.COLUMN_UID]) - self.cell_title.props.editable = model.is_editable(metadata) - - tree_view.set_cursor_on_cell(path, column, start_editing=True) - - def __detail_cell_clicked_cb(self, cell, path): - row = self.tree_view.get_model()[path] - self.emit('detail-clicked', row[ListModel.COLUMN_UID]) - - def __detail_clicked_cb(self, cell, uid): - self.emit('detail-clicked', uid) - - def __icon_clicked_cb(self, cell, path): - row = self.tree_view.get_model()[path] - metadata = model.get(row[ListModel.COLUMN_UID]) - misc.resume(metadata) - - def __cell_title_edited_cb(self, cell, path, new_text): - row = self._model[path] - metadata = model.get(row[ListModel.COLUMN_UID]) - metadata['title'] = new_text - model.write(metadata, update_mtime=False) - self.cell_title.props.editable = False - - def __editing_canceled_cb(self, cell): - self.cell_title.props.editable = False - -class CellRendererFavorite(CellRendererIcon): - __gtype_name__ = 'JournalCellRendererFavorite' - - def __init__(self, tree_view): - CellRendererIcon.__init__(self, tree_view) - - self.props.width = style.GRID_CELL_SIZE - self.props.height = style.GRID_CELL_SIZE - self.props.size = style.SMALL_ICON_SIZE - self.props.icon_name = 'emblem-favorite' - self.props.mode = gtk.CELL_RENDERER_MODE_ACTIVATABLE - self.props.prelit_stroke_color = style.COLOR_BUTTON_GREY.get_svg() - self.props.prelit_fill_color = style.COLOR_BUTTON_GREY.get_svg() - -class CellRendererDetail(CellRendererIcon): - __gtype_name__ = 'JournalCellRendererDetail' - - def __init__(self, tree_view): - CellRendererIcon.__init__(self, tree_view) - - self.props.width = style.GRID_CELL_SIZE - self.props.height = style.GRID_CELL_SIZE - self.props.size = style.SMALL_ICON_SIZE - self.props.icon_name = 'go-right' - self.props.mode = gtk.CELL_RENDERER_MODE_ACTIVATABLE - self.props.stroke_color = style.COLOR_TRANSPARENT.get_svg() - self.props.fill_color = style.COLOR_BUTTON_GREY.get_svg() - self.props.prelit_stroke_color = style.COLOR_TRANSPARENT.get_svg() - self.props.prelit_fill_color = style.COLOR_BLACK.get_svg() - -class CellRendererActivityIcon(CellRendererIcon): - __gtype_name__ = 'JournalCellRendererActivityIcon' - - __gsignals__ = { - 'detail-clicked': (gobject.SIGNAL_RUN_FIRST, - gobject.TYPE_NONE, - ([str])), - } - - def __init__(self, tree_view): - self._show_palette = True - - CellRendererIcon.__init__(self, tree_view) - - self.props.width = style.GRID_CELL_SIZE - self.props.height = style.GRID_CELL_SIZE - self.props.size = style.STANDARD_ICON_SIZE - self.props.mode = gtk.CELL_RENDERER_MODE_ACTIVATABLE - - self.tree_view = tree_view - - def create_palette(self): - if not self._show_palette: - return None - - tree_model = self.tree_view.get_model() - metadata = tree_model.get_metadata(self.props.palette_invoker.path) - - palette = ObjectPalette(metadata, detail=True) - palette.connect('detail-clicked', - self.__detail_clicked_cb) - return palette - - def __detail_clicked_cb(self, palette, uid): - self.emit('detail-clicked', uid) - - def set_show_palette(self, show_palette): - self._show_palette = show_palette - - show_palette = gobject.property(type=bool, default=True, - setter=set_show_palette) - -class CellRendererBuddy(CellRendererIcon): - __gtype_name__ = 'JournalCellRendererBuddy' - - def __init__(self, tree_view, column_index): - CellRendererIcon.__init__(self, tree_view) - - self.props.width = style.STANDARD_ICON_SIZE - self.props.height = style.STANDARD_ICON_SIZE - self.props.size = style.STANDARD_ICON_SIZE - self.props.mode = gtk.CELL_RENDERER_MODE_ACTIVATABLE - - self.tree_view = tree_view - self._model_column_index = column_index - - def create_palette(self): - tree_model = self.tree_view.get_model() - row = tree_model[self.props.palette_invoker.path] - - if row[self._model_column_index] is not None: - nick, xo_color = row[self._model_column_index] - return BuddyPalette((nick, xo_color.to_string())) - else: - return None - - def set_buddy(self, buddy): - if buddy is None: - self.props.icon_name = None - else: - nick_, xo_color = buddy - self.props.icon_name = 'computer-xo' - self.props.xo_color = xo_color - - buddy = gobject.property(type=object, setter=set_buddy) - + HomogeneView.__init__(self, _Cell) + self.frame_size = (None, 1) + self.cell_size = (None, style.GRID_CELL_SIZE) |