def unsaved_changes(self):
# dialog to be called to
# check for unsaved changes to
# the current game
# if current game has unsaved changes
# or is not saved in database
# ask user if he wants save it
#
# returns
# 1) QMessageBox.Discard if the user discarded
# 2) QMessageBox.Cancel if the user canceled
# 3) QMessageBox.Save if the user chose to save
# saves the game before returning in case 3)
if (self.model.database.index_current_game == None
or self.model.gamestate.unsaved_changes):
dlg_changes = DialogSaveChanges()
ret = dlg_changes.exec_()
if (ret == QMessageBox.Save):
# if game is not in db append
if (self.model.database.index_current_game == None):
self.mainAppWindow.gameMenuController.editGameData()
self.model.database.append_game(
self.model.gamestate.current)
else:
self.model.database.update_game(
self.model.database.index_current_game,
self.model.gamestate.current)
self.mainAppWindow.save.setEnabled(False)
return ret
else:
return QMessageBox.Discard
def browse_games(self):
mainWindow = self.mainAppWindow
self.model.database.reload_if_necessary(mainWindow)
selectedGame = 0
mainWindow.gamestateController.on_enter_moves_mode()
dlg = DialogBrowsePgn(self.model.database)
if dlg.exec_() == QDialog.Accepted:
items = dlg.table.selectedItems()
if(len(items) > 0):
selectedGame = int(items[0].text())-1
loaded_game = self.model.database.load_game(selectedGame)
if(not loaded_game == None):
# if the user wants to load a game, but the current open
# game has still unsaved changes or hasn't been saved at all,
# ask user what to do
cancel = False
if(self.model.database.index_current_game == None or self.model.gamestate.unsaved_changes):
changes_dialog = DialogSaveChanges()
ret = changes_dialog.exec_()
if(ret == QMessageBox.Save):
if(self.model.database.index_current_game == None):
self.gs_ctr.editGameData()
self.model.database.append_game(self.model.gamestate.current)
else:
self.model.database.update_game(self.model.database.index_current_game,\
self.model.gamestate.current)
self.mainAppWindow.save.setEnabled(False)
if(ret == QMessageBox.Cancel):
cancel = True
if(not cancel):
self.model.gamestate.current = loaded_game
self.mainAppWindow.chessboard_view.update()
self.mainAppWindow.chessboard_view.emit(SIGNAL("statechanged()"))
self.model.gamestate.unsaved_changes = False
self.mainAppWindow.save.setEnabled(False)
self.mainAppWindow.setLabels()
self.mainAppWindow.moves_edit_view.setFocus()
self.model.gamestate.init_game_tree(self.mainAppWindow)
self.mainAppWindow.moves_edit_view.setFocus()
