+_ = getattr(translations, 'ugettext', None) or translations.gettext
+
+
+class BooksDataTable(wx.grid.GridTableBase):
+ def __init__(self, rows_count, column_names):
+ wx.grid.GridTableBase.__init__(self)
+ self.rows_count = rows_count
+ self.column_names = column_names
+ self.data = []
+ for row in range(rows_count + 1):
+ row_data = []
+ self.data.append(row_data)
+ for col in range(len(column_names)):
+ row_data.append('')
+
+ # required methods for the wxPyGridTableBase interface
+
+ def GetNumberRows(self):
+ return self.rows_count
+
+ def GetNumberCols(self):
+ return len(self.column_names)
+
+ def IsEmptyCell(self, row, col):
+ return False
+
+ # Get/Set values in the table. The Python version of these
+ # methods can handle any data-type, (as long as the Editor and
+ # Renderer understands the type too,) not just strings as in the
+ # C++ version.
+ def GetValue(self, row, col):
+ return self.data[row][col]
+
+ def SetValue(self, row, col, value):
+ self.data[row][col] = value
+
+ # Optional methods
+
+ # Called when the grid needs to display labels
+ def GetRowLabelValue(self, row):
+ return str(row)
+
+ def GetColLabelValue(self, col):
+ return _(self.column_names[col])
+
+ # Called to determine the kind of editor/renderer to use by
+ # default, doesn't necessarily have to be the same type used
+ # natively by the editor/renderer if they know how to convert.
+ def GetTypeName(self, row, col):
+ if col == 0:
+ return wx.grid.GRID_VALUE_BOOL
+ else:
+ return wx.grid.GRID_VALUE_STRING
+
+ # Called to determine how the data can be fetched and stored by the
+ # editor and renderer. This allows you to enforce some type-safety
+ # in the grid.
+ def CanGetValueAs(self, row, col, typeName):
+ colType = self.GetTypeName(row, col)
+ if typeName == colType:
+ return True
+ else:
+ return False
+
+ def CanSetValueAs(self, row, col, typeName):
+ return self.CanGetValueAs(row, col, typeName)
+
+
+class ListBooksPanel(GridPanel):
+
+ def InitGrid(self):
+ books_by_author = self.param['books_by_author']
+ columns = self.param['columns']
+ columns.insert(0, u'Выбрать')
+ total_rows = 0
+ for author in books_by_author:
+ books = books_by_author[author]
+ series = {book.series for book in books}
+ total_rows += len(books) + len(series) + 1
+ grid = self.grid
+ grid.SetTable(
+ BooksDataTable(total_rows+1, columns),
+ takeOwnership=True,
+ )
+ grid.EnableEditing(False)
+ for col, col_name in enumerate(columns):
+ grid.AutoSizeColLabelSize(col)
+ if col == 0:
+ cell_attr = wx.grid.GridCellAttr()
+ cell_attr.SetAlignment(wx.ALIGN_CENTRE, wx. ALIGN_CENTRE)
+ grid.SetColAttr(col, cell_attr)
+ elif col_name in ('ser_no', 'size'):
+ cell_attr = wx.grid.GridCellAttr()
+ cell_attr.SetAlignment(wx.ALIGN_RIGHT, wx. ALIGN_CENTRE)
+ grid.SetColAttr(col, cell_attr)
+ row = 0
+ grid.SetCellAlignment(row, 1, wx.ALIGN_CENTRE, wx. ALIGN_CENTRE)
+ grid.SetCellSize(row, 1, 1, len(columns)-1)
+ row = 1
+ self.book_by_row = book_by_row = {} # map {row: book}
+ self.toggle_rows = toggle_rows = {} # map {row: [list of subrows]}
+ autowrap_renderer = wx.grid.GridCellAutoWrapStringRenderer()
+ for author in sorted(books_by_author):
+ grid.SetCellAlignment(row, 1, wx.ALIGN_LEFT, wx. ALIGN_CENTRE)
+ grid.SetCellSize(row, 1, 1, len(columns)-1)
+ grid.SetCellValue(row, 1, u'%s' % (author,))
+ author_row = row
+ toggle_rows[author_row] = []
+ row += 1
+ books = books_by_author[author]
+ series = None
+ for book in books:
+ if book.series != series:
+ if book.series:
+ value = book.series
+ else:
+ value = u'Вне серий'
+ grid.SetCellAlignment(row, 1,
+ wx.ALIGN_LEFT, wx. ALIGN_CENTRE)
+ grid.SetCellSize(row, 1, 1, len(columns)-1)
+ grid.SetCellValue(row, 1,
+ u'%s — %s' % (book.author1, value))
+ series_row = row
+ toggle_rows[author_row].append(row)
+ toggle_rows[series_row] = []
+ row += 1
+ series = book.series
+ for col, col_name in enumerate(columns[1:]):
+ if col_name in (
+ 'author1', 'author_list', 'authors',
+ 'genre1name', 'genre1title', 'genre_name_list',
+ 'genres', 'title',
+ ):
+ grid.SetCellRenderer(row, col+1, autowrap_renderer)
+ value = getattr(book, col_name)
+ if value is None:
+ value = u''
+ elif not isinstance(value, (string_type, unicode_type)):
+ value = str(value)
+ grid.SetCellValue(row, col+1, value)
+ book_by_row[row] = book
+ toggle_rows[author_row].append(row)
+ toggle_rows[series_row].append(row)
+ row += 1
+ toggle_rows[0] = [row_ for row_ in range(1, row)]
+ grid.AutoSizeColumns()
+ grid.AutoSizeRows()
+ grid.Bind(wx.grid.EVT_GRID_CELL_LEFT_CLICK, self.OnClick)
+
+ search_button = wx.Button(self, label=u'Скачать')
+ self.GetSizer().Add(search_button, 0, wx.ALIGN_CENTER, 0)
+ search_button.Bind(wx.EVT_BUTTON, self.Download)
+
+ def toggleCB(self, row):
+ value = self.grid.GetCellValue(row, 0)
+ if value:
+ value = ''
+ else:
+ value = '1'
+ self.grid.SetCellValue(row, 0, value)
+ toggle_rows = self.toggle_rows
+ if row in toggle_rows:
+ for row_ in toggle_rows[row]:
+ self.grid.SetCellValue(row_, 0, value)
+
+ def OnClick(self, event):
+ if event.GetCol() > 0:
+ return
+ self.toggleCB(event.GetRow())
+
+ def OnDClick(self, event):
+ if event.GetCol() == 0:
+ return
+ self.toggleCB(event.GetRow())
+
+ def OnKeyDown(self, event):
+ if event.GetKeyCode() == wx.WXK_ESCAPE:
+ self.Parent.Close()
+ else:
+ event.Skip()
+
+ def Download(self, event=None):
+ book_by_row = self.book_by_row
+ found_books = False
+ try:
+ for row in self.toggle_rows[0]:
+ value = self.grid.GetCellValue(row, 0)
+ if value and row in book_by_row:
+ found_books = True
+ download(book_by_row[row])
+ except Exception as e:
+ self.report_error(str(e))
+ else:
+ if found_books:
+ self.report_success(u'Книги сохранены.')
+ else:
+ self.report_error(u'Не выбрано книг для сохранения.')
+
+ def report_success(self, message):
+ wx.MessageBox(
+ message, caption='m_Librarian download finished',
+ style=wx.OK, parent=self.Parent)
+
+ def report_error(self, error):
+ wx.MessageBox(
+ error, caption='m_Librarian download error',
+ style=wx.OK | wx.ICON_ERROR, parent=self.Parent)
+
+
+class ListBooksWindow(GridWindow):