playfield.py 文件源码

def on_key(self, ch):
        if not self.active:
            return

        if self.selected:
            if ch in (curses.ascii.ESC, curses.KEY_BACKSPACE):
                self.cancel_selection()

            elif ch == curses.KEY_LEFT:
                if self.selection > 0 and self.selection < 4 or self.selection > 4:
                    self.set_selection(self.selection - 1)

            elif ch == curses.KEY_RIGHT:
                if self.selection < 3 or self.selection > 3 and self.selection < 7:
                    self.set_selection(self.selection + 1)

            elif ch == curses.KEY_UP:
                if self.selection > 3:
                    self.set_selection(self.selection - 4)

            elif ch == curses.KEY_DOWN:
                if self.selection < 4 and self.selected_source == 'hand':
                    self.set_selection(self.selection + 4)

            elif ch in (curses.KEY_ENTER, curses.ascii.SP):
                self.confirm_selection()

        else:
            if ch == curses.KEY_LEFT:
                if self.selection > 0:
                    self.set_selection(self.selection - 1)

            elif ch == curses.KEY_RIGHT:
                if self.selection + 1 < len(self.selectable_sources):
                    self.set_selection(self.selection + 1)

            elif ch in (curses.KEY_ENTER, curses.ascii.SP):
                self.confirm_selection()