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Diffstat (limited to 'src/jarabe/journal/expandedentry.py')
| -rw-r--r-- | src/jarabe/journal/expandedentry.py | 375 |
1 files changed, 375 insertions, 0 deletions
diff --git a/src/jarabe/journal/expandedentry.py b/src/jarabe/journal/expandedentry.py new file mode 100644 index 0000000..5b0d0f4 --- /dev/null +++ b/src/jarabe/journal/expandedentry.py @@ -0,0 +1,375 @@ +# 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 hippo +import cairo +import gobject +import gtk +import cjson + +from sugar.graphics import style +from sugar.graphics.icon import CanvasIcon +from sugar.graphics.xocolor import XoColor +from sugar.graphics.entry import CanvasEntry + +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 CanvasTextView(hippo.CanvasWidget): + def __init__(self, text, **kwargs): + hippo.CanvasWidget.__init__(self, **kwargs) + self.text_view_widget = gtk.TextView() + self.text_view_widget.props.buffer.props.text = text + self.text_view_widget.props.left_margin = style.DEFAULT_SPACING + self.text_view_widget.props.right_margin = style.DEFAULT_SPACING + self.text_view_widget.props.wrap_mode = gtk.WRAP_WORD + self.text_view_widget.show() + + # TODO: These fields should expand vertically instead of scrolling + scrolled_window = gtk.ScrolledWindow() + scrolled_window.set_shadow_type(gtk.SHADOW_OUT) + scrolled_window.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC) + scrolled_window.add(self.text_view_widget) + + self.props.widget = scrolled_window + +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, metadata): + 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 = metadata + 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 = self._create_icon() + header.append(self._icon) + + 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 = self._create_preview() + first_column.append(self._preview) + + # 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 = self._create_buddy_list() + second_column.append(self._buddy_list) + + def _create_keep_icon(self): + keep = int(self._metadata.get('keep', 0)) == 1 + keep_icon = KeepIcon(keep) + 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): + icon.props.fill_color = style.COLOR_TRANSPARENT.get_svg() + icon.props.stroke_color = style.COLOR_BUTTON_GREY.get_svg() + else: + if self._metadata.has_key('icon-color') and \ + self._metadata['icon-color']: + icon.props.xo_color = XoColor( \ + self._metadata['icon-color']) + + icon.set_palette(ObjectPalette(self._metadata)) + + return icon + + def _create_title(self): + title = CanvasEntry() + title.set_background(style.COLOR_WHITE.get_html()) + title.props.text = self._metadata.get('title', _('Untitled')) + title.props.widget.connect('focus-out-event', + self._title_focus_out_event_cb) + return title + + def _create_date(self): + date = hippo.CanvasText(xalign=hippo.ALIGNMENT_START, + font_desc=style.FONT_NORMAL.get_pango_desc(), + text = misc.get_date(self._metadata)) + return date + + def _create_preview(self): + width = style.zoom(320) + height = style.zoom(240) + box = hippo.CanvasBox() + + if self._metadata.has_key('preview') and \ + len(self._metadata['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, e: + logging.error('Error while loading the preview: %r' % e) + 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_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.has_key('buddies') and \ + self._metadata['buddies']: + buddies = cjson.decode(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) + + description = self._metadata.get('description', '') + text_view = CanvasTextView(description, + 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) + + tags = self._metadata.get('tags', '') + text_view = CanvasTextView(tags, 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 + + old_title = self._metadata.get('title', None) + if old_title != self._title.props.text: + self._icon.palette.props.primary_text = self._title.props.text + self._metadata['title'] = self._title.props.text + 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: + model.write(self._metadata, update_mtime=False) + + self._update_title_sid = None + + def get_keep(self): + return self._metadata.has_key('keep') and \ + self._metadata['keep'] == 1 + + def _keep_icon_activated_cb(self, keep_icon): + if self.get_keep(): + self._metadata['keep'] = 0 + else: + self._metadata['keep'] = 1 + model.write(self._metadata, update_mtime=False) + + 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 + |