# # Gramps - a GTK+/GNOME based genealogy program # # Copyright (C) 2000-2006 Donald N. Allingham # # 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 # # $Id$ #------------------------------------------------------------------------- # # Python classes # #------------------------------------------------------------------------- from gettext import gettext as _ import cPickle as pickle import urlparse #------------------------------------------------------------------------- # # GTK libraries # #------------------------------------------------------------------------- import gtk import pango import os import gobject #------------------------------------------------------------------------- # # GRAMPS classes # #------------------------------------------------------------------------- import gen.lib import Utils import ThumbNails import Errors import Mime from DdTargets import DdTargets from DisplayTabs._ButtonTab import ButtonTab #------------------------------------------------------------------------- # # # #------------------------------------------------------------------------- def make_launcher(prog, path): return lambda x: Utils.launch(prog, path) #------------------------------------------------------------------------- # # GalleryTab # #------------------------------------------------------------------------- class GalleryTab(ButtonTab): _DND_TYPE = DdTargets.MEDIAREF _DND_EXTRA = DdTargets.URI_LIST def __init__(self, dbstate, uistate, track, media_list, update=None): self.iconlist = gtk.IconView() ButtonTab.__init__(self, dbstate, uistate, track, _('_Gallery'), True) self.media_list = media_list self.update = update self._set_dnd() self.rebuild() self.show_all() def connect_db_signals(self): #connect external remove/change of object to rebuild of grampstab self._add_db_signal('media-delete', self.media_delete) self._add_db_signal('media-rebuild', self.rebuild) self._add_db_signal('media-update', self.media_update) def double_click(self, obj, event): """ Handle the button press event: double click or right click on iconlist. If the double click occurs, the Edit button handler is called. """ if event.type == gtk.gdk._2BUTTON_PRESS and event.button == 1: self.edit_button_clicked(obj) return True elif event.type == gtk.gdk.BUTTON_PRESS and event.button == 3: reflist = self.iconlist.get_selected_items() if len(reflist) == 1: ref = self.media_list[reflist[0][0]] self.right_click(ref, event) return True return def right_click(self, obj, event): itemlist = [ (True, True, gtk.STOCK_ADD, self.add_button_clicked), (True, False, _('Share'), self.share_button_clicked), (False,True, gtk.STOCK_EDIT, self.edit_button_clicked), (True, True, gtk.STOCK_REMOVE, self.del_button_clicked), ] menu = gtk.Menu() ref_obj = self.dbstate.db.get_object_from_handle(obj.ref) mime_type = ref_obj.get_mime_type() if mime_type: app = Mime.get_application(mime_type) if app: item = gtk.MenuItem(_('Open with %s') % app[1]) item.connect('activate', make_launcher(app[0], Utils.media_path_full(self.dbstate.db, ref_obj.get_path()))) item.show() menu.append(item) item = gtk.SeparatorMenuItem() item.show() menu.append(item) for (needs_write_access, image, title, func) in itemlist: if image: item = gtk.ImageMenuItem(stock_id=title) else: item = gtk.MenuItem(title) item.connect('activate', func) if needs_write_access and self.dbstate.db.readonly: item.set_sensitive(False) item.show() menu.append(item) menu.popup(None, None, None, event.button, event.time) def get_icon_name(self): return 'gramps-media' def is_empty(self): return len(self.media_list)==0 def _build_icon_model(self): self.iconmodel = gtk.ListStore(gtk.gdk.Pixbuf, gobject.TYPE_STRING, object) def _connect_icon_model(self): self.iconlist.set_model(self.iconmodel) self.iconmodel.connect_after('row-inserted', self._update_internal_list) self.iconmodel.connect_after('row-deleted', self._update_internal_list) def build_interface(self): """Setup the GUI. It includes an IconView placed inside of a ScrolledWindow. """ item_width = 125 # create the model used with the icon view self._build_icon_model() # build the icon view self.iconlist.set_pixbuf_column(0) # set custom text cell renderer for better control text_renderer = gtk.CellRendererText() text_renderer.set_property('xalign', 0.5) text_renderer.set_property('yalign', 0.0) text_renderer.set_property('wrap-mode', pango.WRAP_WORD_CHAR) text_renderer.set_property('wrap-width', item_width) text_renderer.set_property('alignment', pango.ALIGN_CENTER) self.iconlist.pack_end(text_renderer) self.iconlist.set_attributes(text_renderer, text=1) # set basic properties of the icon view self.iconlist.set_margin(12) self.iconlist.set_spacing(24) self.iconlist.set_reorderable(True) self.iconlist.set_item_width(item_width) self.iconlist.set_selection_mode(gtk.SELECTION_SINGLE) # connect the signals self.iconlist.connect('selection-changed', self._selection_changed) self.iconlist.connect('button_press_event', self.double_click) self.iconlist.connect('key_press_event', self.key_pressed) self._connect_icon_model() # create the scrolled window scroll = gtk.ScrolledWindow() scroll.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC) # put everything together scroll.add(self.iconlist) self.pack_start(scroll, True) def _update_internal_list(self, *obj): newlist = [] node = self.iconmodel.get_iter_first() while node != None: newlist.append(self.iconmodel.get_value(node, 2)) node = self.iconmodel.iter_next(node) for i in xrange(len(self.media_list)): self.media_list.pop() for i in newlist: if i: self.media_list.append(i) if self.update: self.update() self.changed = True def get_data(self): return self.media_list def rebuild(self): self._build_icon_model() for ref in self.media_list: handle = ref.get_reference_handle() obj = self.dbstate.db.get_object_from_handle(handle) if obj is None : #notify user of error from QuestionDialog import RunDatabaseRepair RunDatabaseRepair( _('Non existing media found in the Gallery')) else : pixbuf = ThumbNails.get_thumbnail_image( Utils.media_path_full(self.dbstate.db, obj.get_path()), obj.get_mime_type(), ref.get_rectangle()) self.iconmodel.append(row=[pixbuf, obj.get_description(), ref]) self._connect_icon_model() self._set_label() self._selection_changed() if self.update: self.update() def get_selected(self): node = self.iconlist.get_selected_items() if len(node) > 0: return self.media_list[node[0][0]] return None def add_button_clicked(self, obj): try: from Editors import EditMediaRef EditMediaRef(self.dbstate, self.uistate, self.track, gen.lib.MediaObject(), gen.lib.MediaRef(), self.add_callback) except Errors.WindowActiveError: pass def add_callback(self, media_ref, media): media_ref.ref = media.handle self.get_data().append(media_ref) self.changed = True self.rebuild() def share_button_clicked(self, obj): """ Function called when the Add button is clicked. This function should be overridden by the derived class. """ from Selectors import selector_factory SelectObject = selector_factory('MediaObject') sel = SelectObject(self.dbstate, self.uistate, self.track) src = sel.run() if src: sref = gen.lib.MediaRef() try: from Editors import EditMediaRef EditMediaRef(self.dbstate, self.uistate, self.track, src, sref, self.add_callback) except Errors.WindowActiveError: pass def del_button_clicked(self, obj): ref = self.get_selected() if ref: self.media_list.remove(ref) self.rebuild() def edit_button_clicked(self, obj): ref = self.get_selected() if ref: obj = self.dbstate.db.get_object_from_handle( ref.get_reference_handle()) try: from Editors import EditMediaRef EditMediaRef(self.dbstate, self.uistate, self.track, obj, ref, None) except Errors.WindowActiveError: pass def media_delete(self, del_media_handle_list): """ Outside of this tab media objects have been deleted. Check if tab and object must be changed. Note: delete of object will cause reference on database to be removed, so this method need not do this """ rebuild = False ref_handles = [x.ref for x in self.media_list] for handle in del_media_handle_list : while 1: pos = None try : pos = ref_handles.index(handle) except ValueError : break if pos is not None: #oeps, we need to remove this reference, and rebuild tab del self.media_list[pos] del ref_handles[pos] rebuild = True if rebuild: self.rebuild() def media_update(self, upd_media_handle_list): """ Outside of this tab media objects have been changed. Check if tab and object must be changed. """ ref_handles = [x.ref for x in self.media_list] for handle in upd_media_handle_list : if handle in ref_handles: self.rebuild() break def _set_dnd(self): """ Set up drag-n-drop. The source and destionation are set by calling .target() on the _DND_TYPE. Obviously, this means that there must be a _DND_TYPE variable defined that points to an entry in DdTargets. """ dnd_types = [ self._DND_TYPE.target(), self._DND_EXTRA.target(), DdTargets.MEDIAOBJ.target()] self.iconlist.drag_dest_set(gtk.DEST_DEFAULT_ALL, dnd_types, gtk.gdk.ACTION_COPY) self.iconlist.drag_source_set(gtk.gdk.BUTTON1_MASK, [self._DND_TYPE.target()], gtk.gdk.ACTION_COPY) self.iconlist.connect('drag_data_get', self.drag_data_get) if not self.dbstate.db.readonly: self.iconlist.connect('drag_data_received', self.drag_data_received) def drag_data_get(self, widget, context, sel_data, info, time): """ Provide the drag_data_get function, which passes a tuple consisting of: 1) Drag type defined by the .drag_type field specfied by the value assigned to _DND_TYPE 2) The id value of this object, used for the purpose of determining the source of the object. If the source of the object is the same as the object, we are doing a reorder instead of a normal drag and drop 3) Pickled data. The pickled version of the selected object 4) Source row. Used for a reorder to determine the original position of the object """ # get the selected object, returning if not is defined try: reflist = self.iconlist.get_selected_items() obj = self.media_list[reflist[0][0]] if not obj: return # pickle the data, and build the tuple to be passed value = (self._DND_TYPE.drag_type, id(self), obj, self.find_index(obj)) data = pickle.dumps(value) # pass as a string (8 bits) sel_data.set(sel_data.target, 8, data) except IndexError: return def drag_data_received(self, widget, context, x, y, sel_data, info, time): """ Handle the standard gtk interface for drag_data_received. If the selection data is define, extract the value from sel_data.data, and decide if this is a move or a reorder. """ if sel_data and sel_data.data: try: (mytype, selfid, obj, row_from) = pickle.loads(sel_data.data) # make sure this is the correct DND type for this object if mytype == self._DND_TYPE.drag_type: # determine the destination row data = self.iconlist.get_dest_item_at_pos(x, y) if data: (path, pos) = data row = path[0] if pos == gtk.ICON_VIEW_DROP_LEFT: row = max(row, 0) elif pos == gtk.ICON_VIEW_DROP_RIGHT: row = min(row, len(self.get_data())) elif pos == gtk.ICON_VIEW_DROP_INTO: row = min(row+1, len(self.get_data())) else: row = len(self.get_data()) # if the is same object, we have a move, otherwise, # it is a standard drag-n-drop if id(self) == selfid: self._move(row_from, row, obj) else: self._handle_drag(row, obj) self.rebuild() elif mytype == DdTargets.MEDIAOBJ.drag_type: oref = gen.lib.MediaRef() oref.set_reference_handle(obj) self.get_data().append(oref) self.changed = True self.rebuild() elif self._DND_EXTRA and mytype == self._DND_EXTRA.drag_type: self.handle_extra_type(mytype, obj) except pickle.UnpicklingError: d = Utils.fix_encoding(sel_data.data.replace('\0',' ').strip()) protocol, site, mfile, j, k, l = urlparse.urlparse(d) if protocol == "file": name = Utils.fix_encoding(mfile) mime = Mime.get_type(name) if not Mime.is_valid_type(mime): return photo = gen.lib.MediaObject() photo.set_path(name) photo.set_mime_type(mime) basename = os.path.basename(name) (root, ext) = os.path.splitext(basename) photo.set_description(root) trans = self.dbstate.db.transaction_begin() self.dbstate.db.add_object(photo, trans) oref = gen.lib.MediaRef() oref.set_reference_handle(photo.get_handle()) self.get_data().append(oref) self.changed = True # self.dataobj.add_media_reference(oref) self.dbstate.db.transaction_commit(trans, _("Drag Media Object")) self.rebuild() # elif protocol != "": # import urllib # u = urllib.URLopener() # try: # tfile, headers = u.retrieve(d) # except (IOError,OSError), msg: # t = _("Could not import %s") % d # ErrorDialog(t,str(msg)) # return # tfile = Utils.fix_encoding(tfile) # mime = GrampsMime.get_type(tfile) # photo = gen.lib.MediaObject() # photo.set_mime_type(mime) # photo.set_description(d) # photo.set_path(tfile) # trans = self.db.transaction_begin() # self.db.add_object(photo,trans) # self.db.transaction_commit(trans,_("Drag Media Object")) # oref = gen.lib.MediaRef() # oref.set_reference_handle(photo.get_handle()) # self.dataobj.add_media_reference(oref) # self.add_thumbnail(oref) def handle_extra_type(self, objtype, obj): pass def _handle_drag(self, row, obj): self.get_data().insert(row, obj) self.changed = True self.rebuild() def _move(self, row_from, row_to, obj): dlist = self.get_data() if row_from < row_to: dlist.insert(row_to, obj) del dlist[row_from] else: del dlist[row_from] dlist.insert(row_to-1, obj) self.changed = True self.rebuild() def find_index(self, obj): """ returns the index of the object within the associated data """ return self.get_data().index(obj)