diff options
Diffstat (limited to 'src/jarabe/journal/expandedentry.py')
| -rw-r--r-- | src/jarabe/journal/expandedentry.py | 440 |
1 files changed, 440 insertions, 0 deletions
diff --git a/src/jarabe/journal/expandedentry.py b/src/jarabe/journal/expandedentry.py new file mode 100644 index 0000000..03f8cd1 --- /dev/null +++ b/src/jarabe/journal/expandedentry.py @@ -0,0 +1,440 @@ +# Copyright (C) 2007, One Laptop Per Child +# +# 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 + +import logging +from gettext import gettext as _ +import StringIO +import time +import os + +import hippo +import cairo +import gobject +import glib +import gtk +import simplejson + +from sugar.graphics import style +from sugar.graphics.icon import CanvasIcon +from sugar.graphics.xocolor import XoColor +from sugar.graphics.canvastextview import CanvasTextView +from sugar.util import format_size + +from jarabe.journal.keepicon import KeepIcon +from jarabe.journal.palettes import ObjectPalette, BuddyPalette +from jarabe.journal import misc +from jarabe.journal import model + + +class Separator(hippo.CanvasBox, hippo.CanvasItem): + def __init__(self, orientation): + hippo.CanvasBox.__init__(self, + background_color=style.COLOR_PANEL_GREY.get_int()) + + if orientation == hippo.ORIENTATION_VERTICAL: + self.props.box_width = style.LINE_WIDTH + else: + self.props.box_height = style.LINE_WIDTH + + +class BuddyList(hippo.CanvasBox): + def __init__(self, buddies): + hippo.CanvasBox.__init__(self, xalign=hippo.ALIGNMENT_START, + orientation=hippo.ORIENTATION_HORIZONTAL) + + for buddy in buddies: + nick_, color = buddy + hbox = hippo.CanvasBox(orientation=hippo.ORIENTATION_HORIZONTAL) + icon = CanvasIcon(icon_name='computer-xo', + xo_color=XoColor(color), + size=style.STANDARD_ICON_SIZE) + icon.set_palette(BuddyPalette(buddy)) + hbox.append(icon) + self.append(hbox) + + +class ExpandedEntry(hippo.CanvasBox): + def __init__(self): + hippo.CanvasBox.__init__(self) + self.props.orientation = hippo.ORIENTATION_VERTICAL + self.props.background_color = style.COLOR_WHITE.get_int() + self.props.padding_top = style.DEFAULT_SPACING * 3 + + self._metadata = None + self._update_title_sid = None + + # Create header + header = hippo.CanvasBox(orientation=hippo.ORIENTATION_HORIZONTAL, + padding=style.DEFAULT_PADDING, + padding_right=style.GRID_CELL_SIZE, + spacing=style.DEFAULT_SPACING) + self.append(header) + + # Create two column body + + body = hippo.CanvasBox(orientation=hippo.ORIENTATION_HORIZONTAL, + spacing=style.DEFAULT_SPACING * 3, + padding_left=style.GRID_CELL_SIZE, + padding_right=style.GRID_CELL_SIZE, + padding_top=style.DEFAULT_SPACING * 3) + + self.append(body, hippo.PACK_EXPAND) + + first_column = hippo.CanvasBox(orientation=hippo.ORIENTATION_VERTICAL, + spacing=style.DEFAULT_SPACING) + body.append(first_column) + + second_column = hippo.CanvasBox(orientation=hippo.ORIENTATION_VERTICAL, + spacing=style.DEFAULT_SPACING) + body.append(second_column, hippo.PACK_EXPAND) + + # Header + + self._keep_icon = self._create_keep_icon() + header.append(self._keep_icon) + + self._icon = None + self._icon_box = hippo.CanvasBox() + header.append(self._icon_box) + + self._title = self._create_title() + header.append(self._title, hippo.PACK_EXPAND) + + # TODO: create a version list popup instead of a date label + self._date = self._create_date() + header.append(self._date) + + if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL: + header.reverse() + + # First column + + self._preview_box = hippo.CanvasBox() + first_column.append(self._preview_box) + + self._technical_box = hippo.CanvasBox() + first_column.append(self._technical_box) + + # Second column + + description_box, self._description = self._create_description() + second_column.append(description_box) + + tags_box, self._tags = self._create_tags() + second_column.append(tags_box) + + self._buddy_list = hippo.CanvasBox() + second_column.append(self._buddy_list) + + def set_metadata(self, metadata): + if self._metadata == metadata: + return + self._metadata = metadata + + self._keep_icon.keep = (str(metadata.get('keep', 0)) == '1') + + self._icon = self._create_icon() + self._icon_box.clear() + self._icon_box.append(self._icon) + + self._date.props.text = misc.get_date(metadata) + + title = self._title.props.widget + title.props.text = metadata.get('title', _('Untitled')) + title.props.editable = model.is_editable(metadata) + + self._preview_box.clear() + self._preview_box.append(self._create_preview()) + + self._technical_box.clear() + self._technical_box.append(self._create_technical()) + + self._buddy_list.clear() + self._buddy_list.append(self._create_buddy_list()) + + description = self._description.text_view_widget + description.props.buffer.props.text = metadata.get('description', '') + description.props.editable = model.is_editable(metadata) + + tags = self._tags.text_view_widget + tags.props.buffer.props.text = metadata.get('tags', '') + tags.props.editable = model.is_editable(metadata) + + def _create_keep_icon(self): + keep_icon = KeepIcon(False) + keep_icon.connect('activated', self._keep_icon_activated_cb) + return keep_icon + + def _create_icon(self): + icon = CanvasIcon(file_name=misc.get_icon_name(self._metadata)) + icon.connect_after('button-release-event', + self._icon_button_release_event_cb) + + if misc.is_activity_bundle(self._metadata): + xo_color = XoColor('%s,%s' % (style.COLOR_BUTTON_GREY.get_svg(), + style.COLOR_TRANSPARENT.get_svg())) + else: + xo_color = misc.get_icon_color(self._metadata) + icon.props.xo_color = xo_color + + icon.set_palette(ObjectPalette(self._metadata)) + + return icon + + def _create_title(self): + entry = gtk.Entry() + entry.connect('focus-out-event', self._title_focus_out_event_cb) + + bg_color = style.COLOR_WHITE.get_gdk_color() + entry.modify_bg(gtk.STATE_INSENSITIVE, bg_color) + entry.modify_base(gtk.STATE_INSENSITIVE, bg_color) + + return hippo.CanvasWidget(widget=entry) + + def _create_date(self): + date = hippo.CanvasText(xalign=hippo.ALIGNMENT_START, + font_desc=style.FONT_NORMAL.get_pango_desc()) + return date + + def _create_preview(self): + width = style.zoom(320) + height = style.zoom(240) + box = hippo.CanvasBox() + + if len(self._metadata.get('preview', '')) > 4: + if self._metadata['preview'][1:4] == 'PNG': + preview_data = self._metadata['preview'] + else: + # TODO: We are close to be able to drop this. + import base64 + preview_data = base64.b64decode( + self._metadata['preview']) + + png_file = StringIO.StringIO(preview_data) + try: + surface = cairo.ImageSurface.create_from_png(png_file) + has_preview = True + except Exception: + logging.exception('Error while loading the preview') + has_preview = False + else: + has_preview = False + + if has_preview: + preview_box = hippo.CanvasImage(image=surface, + border=style.LINE_WIDTH, + border_color=style.COLOR_BUTTON_GREY.get_int(), + xalign=hippo.ALIGNMENT_CENTER, + yalign=hippo.ALIGNMENT_CENTER, + scale_width=width, + scale_height=height) + else: + preview_box = hippo.CanvasText(text=_('No preview'), + font_desc=style.FONT_NORMAL.get_pango_desc(), + xalign=hippo.ALIGNMENT_CENTER, + yalign=hippo.ALIGNMENT_CENTER, + border=style.LINE_WIDTH, + border_color=style.COLOR_BUTTON_GREY.get_int(), + color=style.COLOR_BUTTON_GREY.get_int(), + box_width=width, + box_height=height) + preview_box.connect_after('button-release-event', + self._preview_box_button_release_event_cb) + box.append(preview_box) + return box + + def _create_technical(self): + vbox = hippo.CanvasBox() + vbox.props.spacing = style.DEFAULT_SPACING + + lines = [ + _('Kind: %s') % (self._metadata.get('mime_type') or _('Unknown'),), + _('Date: %s') % (self._format_date(),), + _('Size: %s') % (format_size(int(self._metadata.get('filesize', + model.get_file_size(self._metadata['uid']))))), + ] + + for line in lines: + text = hippo.CanvasText(text=line, + font_desc=style.FONT_NORMAL.get_pango_desc()) + text.props.color = style.COLOR_BUTTON_GREY.get_int() + + if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL: + text.props.xalign = hippo.ALIGNMENT_END + else: + text.props.xalign = hippo.ALIGNMENT_START + + vbox.append(text) + + return vbox + + def _format_date(self): + if 'timestamp' in self._metadata: + try: + timestamp = float(self._metadata['timestamp']) + except (ValueError, TypeError): + logging.warning('Invalid timestamp for %r: %r', + self._metadata['uid'], + self._metadata['timestamp']) + else: + return time.strftime('%x', time.localtime(timestamp)) + return _('No date') + + def _create_buddy_list(self): + + vbox = hippo.CanvasBox() + vbox.props.spacing = style.DEFAULT_SPACING + + text = hippo.CanvasText(text=_('Participants:'), + font_desc=style.FONT_NORMAL.get_pango_desc()) + text.props.color = style.COLOR_BUTTON_GREY.get_int() + + if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL: + text.props.xalign = hippo.ALIGNMENT_END + else: + text.props.xalign = hippo.ALIGNMENT_START + + vbox.append(text) + + if self._metadata.get('buddies'): + buddies = simplejson.loads(self._metadata['buddies']).values() + vbox.append(BuddyList(buddies)) + return vbox + else: + return vbox + + def _create_description(self): + vbox = hippo.CanvasBox() + vbox.props.spacing = style.DEFAULT_SPACING + + text = hippo.CanvasText(text=_('Description:'), + font_desc=style.FONT_NORMAL.get_pango_desc()) + text.props.color = style.COLOR_BUTTON_GREY.get_int() + + if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL: + text.props.xalign = hippo.ALIGNMENT_END + else: + text.props.xalign = hippo.ALIGNMENT_START + + vbox.append(text) + + text_view = CanvasTextView('', + box_height=style.GRID_CELL_SIZE * 2) + vbox.append(text_view, hippo.PACK_EXPAND) + + text_view.text_view_widget.props.accepts_tab = False + text_view.text_view_widget.connect('focus-out-event', + self._description_focus_out_event_cb) + + return vbox, text_view + + def _create_tags(self): + vbox = hippo.CanvasBox() + vbox.props.spacing = style.DEFAULT_SPACING + + text = hippo.CanvasText(text=_('Tags:'), + font_desc=style.FONT_NORMAL.get_pango_desc()) + text.props.color = style.COLOR_BUTTON_GREY.get_int() + + if gtk.widget_get_default_direction() == gtk.TEXT_DIR_RTL: + text.props.xalign = hippo.ALIGNMENT_END + else: + text.props.xalign = hippo.ALIGNMENT_START + + vbox.append(text) + + text_view = CanvasTextView('', + box_height=style.GRID_CELL_SIZE * 2) + vbox.append(text_view, hippo.PACK_EXPAND) + + text_view.text_view_widget.props.accepts_tab = False + text_view.text_view_widget.connect('focus-out-event', + self._tags_focus_out_event_cb) + + return vbox, text_view + + def _title_notify_text_cb(self, entry, pspec): + if not self._update_title_sid: + self._update_title_sid = gobject.timeout_add_seconds(1, + self._update_title_cb) + + def _title_focus_out_event_cb(self, entry, event): + self._update_entry() + + def _description_focus_out_event_cb(self, text_view, event): + self._update_entry() + + def _tags_focus_out_event_cb(self, text_view, event): + self._update_entry() + + def _update_entry(self, needs_update=False): + if not model.is_editable(self._metadata): + return + + old_title = self._metadata.get('title', None) + new_title = self._title.props.widget.props.text + if old_title != new_title: + label = glib.markup_escape_text(new_title) + self._icon.palette.props.primary_text = label + self._metadata['title'] = new_title + self._metadata['title_set_by_user'] = '1' + needs_update = True + + old_tags = self._metadata.get('tags', None) + new_tags = self._tags.text_view_widget.props.buffer.props.text + if old_tags != new_tags: + self._metadata['tags'] = new_tags + needs_update = True + + old_description = self._metadata.get('description', None) + new_description = \ + self._description.text_view_widget.props.buffer.props.text + if old_description != new_description: + self._metadata['description'] = new_description + needs_update = True + + if needs_update: + if self._metadata.get('mountpoint', '/') == '/': + model.write(self._metadata, update_mtime=False) + else: + old_file_path = os.path.join(self._metadata['mountpoint'], + model.get_file_name(old_title, + self._metadata['mime_type'])) + model.write(self._metadata, file_path=old_file_path, + update_mtime=False) + + self._update_title_sid = None + + def get_keep(self): + return (str(self._metadata.get('keep', 0)) == '1') + + def _keep_icon_activated_cb(self, keep_icon): + if self.get_keep(): + self._metadata['keep'] = 0 + else: + self._metadata['keep'] = 1 + self._update_entry(needs_update=True) + keep_icon.props.keep = self.get_keep() + + def _icon_button_release_event_cb(self, button, event): + logging.debug('_icon_button_release_event_cb') + misc.resume(self._metadata) + return True + + def _preview_box_button_release_event_cb(self, button, event): + logging.debug('_preview_box_button_release_event_cb') + misc.resume(self._metadata) + return True |