# # Gramps - a GTK+/GNOME based genealogy program # # Copyright (C) 2000 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 # from gobject import TYPE_STRING, TYPE_PYOBJECT import gtk #------------------------------------------------------------------------- # # ListModel # #------------------------------------------------------------------------- class ListModel: def __init__(self,tree,dlist,select_func=None, event_func=None,mode=gtk.SELECTION_SINGLE): self.tree = tree l = len(dlist) self.mylist = [TYPE_STRING]*l + [TYPE_PYOBJECT] self.tree.set_rules_hint(True) self.model = None self.selection = None self.mode = mode self.new_model() self.data_index = l self.count = 0 self.cid = None self.cids = [] self.idmap = {} cnum = 0 for name in dlist: renderer = gtk.CellRendererText() renderer.set_fixed_height_from_font(1) column = gtk.TreeViewColumn(name[0],renderer,text=cnum) column.set_reorderable(True) column.set_min_width(name[2]) if name[0] == '': column.set_visible(False) else: column.set_resizable(True) if name[1] == -1: column.set_clickable(False) else: column.set_clickable(True) column.set_sort_column_id(name[1]) cnum = cnum + 1 self.cids.append(name[1]) if name[0] != '': self.tree.append_column(column) self.connect_model() if select_func: self.selection.connect('changed',select_func) if event_func: self.double_click = event_func self.tree.connect('event',self.button_press) def unselect(self): self.selection.unselect_all() def set_reorderable(self,order): self.tree.set_reorderable(order) def new_model(self): if self.model: self.cid = self.model.get_sort_column_id() del self.model del self.selection self.count = 0 self.model = gtk.ListStore(*self.mylist) self.selection = self.tree.get_selection() self.selection.set_mode(self.mode) self.sel_iter = None def connect_model(self): self.tree.set_model(self.model) if self.sel_iter: self.selection.select_iter(self.sel_iter) # if the sort column has not been defined (val[0] == -2), set # the sort column to the first column val = self.model.get_sort_column_id() if val[0] == -2 and self.cid: self.model.set_sort_column_id(self.cid[0],self.cid[1]) self.sort() def sort(self): val = self.model.get_sort_column_id() col = val[0] if col < 0: return if col > 0: self.model.set_sort_column_id(col,val[1]) else: self.model.set_sort_column_id(self.cids[0],val[1]) self.model.sort_column_changed() def get_selected(self): return self.selection.get_selected() def get_row_at(self,x,y): path = self.tree.get_path_at_pos(x,y) if path == None: return self.count -1 else: return path[0][0]-1 def get_selected_row(self): store, node = self.selection.get_selected() if node: rows = store.get_path(node) return rows[0] else: return -1 def get_selected_objects(self): if self.count == 0: return [] elif self.mode == gtk.SELECTION_SINGLE: store,node = self.selection.get_selected() if node: return [self.model.get_value(node,self.data_index)] else: return [] else: mlist = [] self.selection.selected_foreach(self.blist,mlist) return mlist def get_icon(self): if self.mode == gtk.SELECTION_SINGLE: store,node = self.selection.get_selected() path = self.model.get_path(node) else: mlist = [] self.selection.selected_foreach(self.blist,mlist) path = self.model.get_path(mlist[0]) return self.tree.create_row_drag_icon(path) def blist(self,store,path,node,list): list.append(self.model.get_value(node,self.data_index)) def clear(self): self.count = 0 self.model.clear() def remove(self,node): self.model.remove(node) self.count = self.count - 1 def get_row(self,node): row = self.model.get_path(node) return row[0] def select_row(self,row): self.selection.select_path((row)) def select_iter(self,node): self.selection.select_iter(node) def get_object(self,node): return self.model.get_value(node,self.data_index) def insert(self,position,data,info=None,select=0): self.count = self.count + 1 node = self.model.insert(position) col = 0 for obj in data: self.model.set_value(node,col,obj) col = col + 1 self.model.set_value(node,col,info) if info: self.idmap[str(info)] = node if select: self.selection.select_iter(node) return node def get_data(self,node,cols): return [ self.model.get_value(node,c) for c in cols ] def add(self,data,info=None,select=0): self.count += 1 node = self.model.append() col = 0 for obj in data: self.model.set_value(node,col,obj) col += 1 self.model.set_value(node,col,info) if info: self.idmap[str(info)] = node if select: self.sel_iter = node self.selection.select_iter(self.sel_iter) return node def set(self,node,data,info=None,select=0): col = 0 for obj in data: self.model.set_value(node,col,obj) col += 1 self.model.set_value(node,col,info) if info: self.idmap[str(info)] = node if select: self.sel_iter = node return node def add_and_select(self,data,info=None): self.count = self.count + 1 node = self.model.append() col = 0 for obj in data: self.model.set_value(node,col,obj) col = col + 1 if info: self.idmap[str(info)] = node self.model.set_value(node,col,info) self.selection.select_iter(node) def center_selected(self): model,node = self.selection.get_selected() if node: path = model.get_path(node) self.tree.scroll_to_cell(path,None,True,0.5,0.5) def button_press(self,obj,event): if event.type == gtk.gdk._2BUTTON_PRESS and event.button == 1: self.double_click(obj) return 1 return 0 def find(self,info): if info in self.idmap.keys(): node = self.idmap[str(info)] self.selection.select_iter(node) def cleanup(self): pass