Annotation of previous/python-ui/hatari.py, revision 1.1.1.1

1.1       root        1: #!/usr/bin/env python
                      2: #
                      3: # Classes for Hatari emulator instance and mapping its congfiguration
                      4: # variables with its command line option.
                      5: #
                      6: # Copyright (C) 2008-2010 by Eero Tamminen <eerot at berlios>
                      7: #
                      8: # This program is free software; you can redistribute it and/or modify
                      9: # it under the terms of the GNU General Public License as published by
                     10: # the Free Software Foundation; either version 2 of the License, or
                     11: # (at your option) any later version.
                     12: #
                     13: # This program is distributed in the hope that it will be useful,
                     14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: # GNU General Public License for more details.
                     17: 
                     18: import os
                     19: import sys
                     20: import time
                     21: import signal
                     22: import socket
                     23: import select
                     24: from config import ConfigStore
                     25: 
                     26: 
                     27: # Running Hatari instance
                     28: class Hatari:
                     29:     "running hatari instance and methods for communicating with it"
                     30:     basepath = "/tmp/hatari-ui-" + str(os.getpid())
                     31:     logpath = basepath + ".log"
                     32:     tracepath = basepath + ".trace"
                     33:     debugpath = basepath + ".debug"
                     34:     controlpath = basepath + ".socket"
                     35:     server = None # singleton due to path being currently one per user
                     36: 
                     37:     def __init__(self, hataribin = None):
                     38:         # collect hatari process zombies without waitpid()
                     39:         signal.signal(signal.SIGCHLD, signal.SIG_IGN)
                     40:         if hataribin:
                     41:             self.hataribin = hataribin
                     42:         else:
                     43:             self.hataribin = "hatari"
                     44:         self._create_server()
                     45:         self.control = None
                     46:         self.paused = False
                     47:         self.pid = 0
                     48: 
                     49:     def is_compatible(self):
                     50:         "check Hatari compatibility and return error string if it's not"
                     51:         for line in os.popen(self.hataribin + " -h").readlines():
                     52:             if line.find("--control-socket") >= 0:
                     53:                 return None
                     54:         return "Hatari not found or it doesn't support the required --control-socket option!"
                     55: 
                     56:     def save_config(self):
                     57:         os.popen(self.hataribin + " --saveconfig")
                     58: 
                     59:     def _create_server(self):
                     60:         if self.server:
                     61:             return
                     62:         self.server = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
                     63:         if os.path.exists(self.controlpath):
                     64:             os.unlink(self.controlpath)
                     65:         self.server.bind(self.controlpath)
                     66:         self.server.listen(1)
                     67:         
                     68:     def _send_message(self, msg):
                     69:         if self.control:
                     70:             self.control.send(msg)
                     71:             return True
                     72:         else:
                     73:             print "ERROR: no Hatari (control socket)"
                     74:             return False
                     75:         
                     76:     def change_option(self, option):
                     77:         "change_option(option), changes given Hatari cli option"
                     78:         return self._send_message("hatari-option %s\n" % option)
                     79:         
                     80:     def set_path(self, key, path):
                     81:         "set_path(key, path), sets path with given key"
                     82:         return self._send_message("hatari-path %s %s\n" % (key, path))
                     83: 
                     84:     def set_device(self, device, enabled):
                     85:         # needed because CLI options cannot disable devices, only enable
                     86:         "set_path(device, enabled), sets whether given device is enabled or not"
                     87:         if enabled:
                     88:             return self._send_message("hatari-enable %s\n" % device)
                     89:         else:
                     90:             return self._send_message("hatari-disable %s\n" % device)
                     91:         
                     92:     def trigger_shortcut(self, shortcut):
                     93:         "trigger_shortcut(shortcut), triggers given Hatari (keyboard) shortcut"
                     94:         return self._send_message("hatari-shortcut %s\n" % shortcut)
                     95: 
                     96:     def insert_event(self, event):
                     97:         "insert_event(event), synthetizes given key/mouse Atari event"
                     98:         return self._send_message("hatari-event %s\n" % event)
                     99: 
                    100:     def debug_command(self, cmd):
                    101:         "debug_command(command), runs given Hatari debugger command"
                    102:         return self._send_message("hatari-debug %s\n" % cmd)
                    103: 
                    104:     def pause(self):
                    105:         "pause(), pauses Hatari emulation"
                    106:         return self._send_message("hatari-stop\n")
                    107: 
                    108:     def unpause(self):
                    109:         "unpause(), continues Hatari emulation"
                    110:         return self._send_message("hatari-cont\n")
                    111:     
                    112:     def _open_output_file(self, hataricommand, option, path):
                    113:         if os.path.exists(path):
                    114:             os.unlink(path)
                    115:         # TODO: why fifo doesn't work properly (blocks forever on read or
                    116:         #       reads only byte at the time and stops after first newline)?
                    117:         #os.mkfifo(path)
                    118:         #raw_input("attach strace now, then press Enter\n")
                    119:         
                    120:         # ask Hatari to open/create the requested output file...
                    121:         hataricommand("%s %s" % (option, path))
                    122:         wait = 0.025
                    123:         # ...and wait for it to appear before returning it
                    124:         for i in range(0, 8):
                    125:             time.sleep(wait)
                    126:             if os.path.exists(path):
                    127:                 return open(path, "r")
                    128:             wait += wait
                    129:         return None
                    130: 
                    131:     def open_debug_output(self):
                    132:         "open_debug_output() -> file, opens Hatari debugger output file"
                    133:         return self._open_output_file(self.debug_command, "f", self.debugpath)
                    134: 
                    135:     def open_trace_output(self):
                    136:         "open_trace_output() -> file, opens Hatari tracing output file"
                    137:         return self._open_output_file(self.change_option, "--trace-file", self.tracepath)
                    138: 
                    139:     def open_log_output(self):
                    140:         "open_trace_output() -> file, opens Hatari debug log file"
                    141:         return self._open_output_file(self.change_option, "--log-file", self.logpath)
                    142:     
                    143:     def get_lines(self, fileobj):
                    144:         "get_lines(file) -> list of lines readable from given Hatari output file"
                    145:         # wait until data is available, then wait for some more
                    146:         # and only then the data can be read, otherwise its old
                    147:         print "Request&wait data from Hatari..."
                    148:         select.select([fileobj], [], [])
                    149:         time.sleep(0.1)
                    150:         print "...read the data lines"
                    151:         lines = fileobj.readlines()
                    152:         print "".join(lines)
                    153:         return lines
                    154: 
                    155:     def enable_embed_info(self):
                    156:         "enable_embed_info(), request embedded Hatari window ID change information"
                    157:         self._send_message("hatari-embed-info\n")
                    158: 
                    159:     def get_embed_info(self):
                    160:         "get_embed_info() -> (width, height), get embedded Hatari window size"
                    161:         width, height = self.control.recv(12).split("x")
                    162:         return (int(width), int(height))
                    163: 
                    164:     def get_control_socket(self):
                    165:         "get_control_socket() -> socket which can be checked for embed ID changes"
                    166:         return self.control
                    167:         
                    168:     def is_running(self):
                    169:         "is_running() -> bool, True if Hatari is running, False otherwise"
                    170:         if not self.pid:
                    171:             return False
                    172:         try:
                    173:             os.waitpid(self.pid, os.WNOHANG)
                    174:         except OSError, value:
                    175:             print "Hatari PID %d had exited in the meanwhile:\n\t%s" % (self.pid, value)
                    176:             self.pid = 0
                    177:             return False
                    178:         return True
                    179:     
                    180:     def run(self, extra_args = None, parent_win = None):
                    181:         "run([parent window][,embedding args]), runs Hatari"
                    182:         # if parent_win given, embed Hatari to it
                    183:         pid = os.fork()
                    184:         if pid < 0:
                    185:             print "ERROR: fork()ing Hatari failed!"
                    186:             return
                    187:         if pid:
                    188:             # in parent
                    189:             self.pid = pid
                    190:             if self.server:
                    191:                 print "WAIT hatari to connect to control socket...",
                    192:                 (self.control, addr) = self.server.accept()
                    193:                 print "connected!"
                    194:         else:
                    195:             # child runs Hatari
                    196:             env = os.environ
                    197:             if parent_win:
                    198:                 self._set_embed_env(env, parent_win)
                    199:             # callers need to take care of confirming quitting
                    200:             args = [self.hataribin, "--confirm-quit", "off"]
                    201:             if self.server:
                    202:                 args += ["--control-socket", self.controlpath]
                    203:             if extra_args:
                    204:                 args += extra_args
                    205:             print "RUN:", args
                    206:             os.execvpe(self.hataribin, args, env)
                    207: 
                    208:     def _set_embed_env(self, env, parent_win):
                    209:         if sys.platform == 'win32':
                    210:             win_id = parent_win.handle
                    211:         else:
                    212:             win_id = parent_win.xid
                    213:         # tell SDL to use given widget's window
                    214:         #env["SDL_WINDOWID"] = str(win_id)
                    215: 
                    216:         # above is broken: when SDL uses a window it hasn't created itself,
                    217:         # it for some reason doesn't listen to any events delivered to that
                    218:         # window nor implements XEMBED protocol to get them in a way most
                    219:         # friendly to embedder:
                    220:         #   http://standards.freedesktop.org/xembed-spec/latest/
                    221:         #
                    222:         # Instead we tell hatari to reparent itself after creating
                    223:         # its own window into this program widget window
                    224:         env["PARENT_WIN_ID"] = str(win_id)
                    225: 
                    226:     def kill(self):
                    227:         "kill(), kill Hatari if it's running"
                    228:         if self.pid:
                    229:             os.kill(self.pid, signal.SIGKILL)
                    230:             print "killed hatari with PID %d" % self.pid
                    231:             self.pid = 0
                    232:         if self.control:
                    233:             self.control.close()
                    234:             self.control = None
                    235: 
                    236: 
                    237: # Mapping of requested values both to Hatari configuration
                    238: # and command line options.
                    239: #
                    240: # By default this doesn't allow setting any other configuration
                    241: # variables than the ones that were read from the configuration
                    242: # file i.e. you get an exception if configuration variables
                    243: # don't match to current Hatari.  So before using this the current
                    244: # Hatari configuration should have been saved at least once.
                    245: #
                    246: # Because of some inconsistencies in the values (see e.g. sound),
                    247: # this cannot just do these according to some mapping table, but
                    248: # it needs actual method for (each) setting.
                    249: class HatariConfigMapping(ConfigStore):
                    250:     _paths = {
                    251:         "memauto": ("[Memory]", "szAutoSaveFileName", "Automatic memory snapshot"),
                    252:         "memsave": ("[Memory]", "szMemoryCaptureFileName", "Manual memory snapshot"),
                    253:         "midiin":  ("[Midi]", "sMidiInFileName", "Midi input"),
                    254:         "midiout": ("[Midi]", "sMidiOutFileName", "Midi output"),
                    255:         "rs232in": ("[RS232]", "szInFileName", "RS232 I/O input"),
                    256:         "rs232out": ("[RS232]", "szOutFileName", "RS232 I/O output"),
                    257:         "printout": ("[Printer]", "szPrintToFileName", "Printer output"),
                    258:         "soundout": ("[Sound]", "szYMCaptureFileName", "Sound output")
                    259:     }
                    260:     "access methods to Hatari configuration file variables and command line options"
                    261:     def __init__(self, hatari):
                    262:         userconfdir = ".hatari"
                    263:         ConfigStore.__init__(self, userconfdir)
                    264:         conffilename = "hatari.cfg"
                    265:         self.load(self.get_filepath(conffilename))
                    266: 
                    267:         self._hatari = hatari
                    268:         self._lock_updates = False
                    269:         self._options = []
                    270: 
                    271:     def validate(self):
                    272:         "exception is thrown if the loaded configuration isn't compatible"
                    273:         for method in dir(self):
                    274:             if '_' not in method:
                    275:                 continue
                    276:             # check class getters
                    277:             starts = method[:method.find("_")]
                    278:             if starts != "get":
                    279:                 continue
                    280:             # but ignore getters for other things than config
                    281:             ends = method[method.rfind("_")+1:]
                    282:             if ends in ("types", "names", "values", "changes", "checkpoint", "filepath"):
                    283:                 continue
                    284:             if ends in ("floppy", "joystick"):
                    285:                 # use port '0' for checks
                    286:                 getattr(self, method)(0)
                    287:             else:
                    288:                 getattr(self, method)()
                    289: 
                    290:     def _change_option(self, option):
                    291:         if self._lock_updates:
                    292:             self._options.append(option)
                    293:         else:
                    294:             self._hatari.change_option(option)
                    295: 
                    296:     def lock_updates(self):
                    297:         "lock_updates(), collect Hatari configuration changes"
                    298:         self._lock_updates = True
                    299:     
                    300:     def flush_updates(self):
                    301:         "flush_updates(), apply collected Hatari configuration changes"
                    302:         self._lock_updates = False
                    303:         if not self._options:
                    304:             return
                    305:         self._hatari.change_option(" ".join(self._options))
                    306:         self._options = []
                    307: 
                    308:     # ------------ paths ---------------
                    309:     def get_paths(self):
                    310:         paths = []
                    311:         for key, item in self._paths.items():
                    312:             paths.append((key, self.get(item[0], item[1]), item[2]))
                    313:         return paths
                    314:     
                    315:     def set_paths(self, paths):
                    316:         for key, path in paths:
                    317:             self.set(self._paths[key][0], self._paths[key][1], path)
                    318:             self._hatari.set_path(key, path)
                    319: 
                    320:     # ------------ midi ---------------
                    321:     def get_midi(self):
                    322:         return self.get("[Midi]", "bEnableMidi")
                    323: 
                    324:     def set_midi(self, value):
                    325:         self.set("[Midi]", "bEnableMidi", value)
                    326:         self._hatari.set_device("midi", value)
                    327: 
                    328:     # ------------ printer ---------------
                    329:     def get_printer(self):
                    330:         return self.get("[Printer]", "bEnablePrinting")
                    331: 
                    332:     def set_printer(self, value):
                    333:         self.set("[Printer]", "bEnablePrinting", value)
                    334:         self._hatari.set_device("printer", value)
                    335: 
                    336:     # ------------ RS232 ---------------
                    337:     def get_rs232(self):
                    338:         return self.get("[RS232]", "bEnableRS232")
                    339: 
                    340:     def set_rs232(self, value):
                    341:         self.set("[RS232]", "bEnableRS232", value)
                    342:         self._hatari.set_device("rs232", value)
                    343: 
                    344:     # ------------ machine ---------------
                    345:     def get_machine_types(self):
                    346:         return ("ST", "STE", "TT", "Falcon")
                    347: 
                    348:     def get_machine(self):
                    349:         return self.get("[System]", "nMachineType")
                    350: 
                    351:     def set_machine(self, value):
                    352:         self.set("[System]", "nMachineType", value)
                    353:         self._change_option("--machine %s" % ("st", "ste", "tt", "falcon")[value])
                    354: 
                    355:     # ------------ CPU level ---------------
                    356:     def get_cpulevel_types(self):
                    357:         return ("68000", "68010", "68020", "68EC030+FPU", "68040")
                    358: 
                    359:     def get_cpulevel(self):
                    360:         return self.get("[System]", "nCpuLevel")
                    361: 
                    362:     def set_cpulevel(self, value):
                    363:         self.set("[System]", "nCpuLevel", value)
                    364:         self._change_option("--cpulevel %d" % value)
                    365: 
                    366:     # ------------ CPU clock ---------------
                    367:     def get_cpuclock_types(self):
                    368:         return ("8 MHz", "16 MHz", "32 MHz") 
                    369: 
                    370:     def get_cpuclock(self):
                    371:         clocks = {8:0, 16: 1, 32:2}
                    372:         return clocks[self.get("[System]", "nCpuFreq")]
                    373: 
                    374:     def set_cpuclock(self, value):
                    375:         clocks = [8, 16, 32]
                    376:         if value < 0 or value > 2:
                    377:             print "WARNING: CPU clock idx %d, clock fixed to 8 Mhz" % value
                    378:             value = 8
                    379:         else:
                    380:             value = clocks[value]
                    381:         self.set("[System]", "nCpuFreq", value)
                    382:         self._change_option("--cpuclock %d" % value)
                    383: 
                    384:     # ------------ DSP type ---------------
                    385:     def get_dsp_types(self):
                    386:         return ("None", "Dummy", "Emulated")
                    387: 
                    388:     def get_dsp(self):
                    389:         return self.get("[System]", "nDSPType")
                    390: 
                    391:     def set_dsp(self, value):
                    392:         self.set("[System]", "nDSPType", value)
                    393:         self._change_option("--dsp %s" % ("none", "dummy", "emu")[value])
                    394: 
                    395:     # ------------ compatible ---------------
                    396:     def get_compatible(self):
                    397:         return self.get("[System]", "bCompatibleCpu")
                    398: 
                    399:     def set_compatible(self, value):
                    400:         self.set("[System]", "bCompatibleCpu", value)
                    401:         self._change_option("--compatible %s" % str(value))
                    402: 
                    403:     # ------------ Timer-D ---------------
                    404:     def get_timerd(self):
                    405:         return self.get("[System]", "bPatchTimerD")
                    406: 
                    407:     def set_timerd(self, value):
                    408:         self.set("[System]", "bPatchTimerD", value)
                    409:         self._change_option("--timer-d %s" % str(value))
                    410: 
                    411:     # ------------ fastforward ---------------
                    412:     def get_fastforward(self):
                    413:         return self.get("[System]", "bFastForward")
                    414: 
                    415:     def set_fastforward(self, value):
                    416:         self.set("[System]", "bFastForward", value)
                    417:         self._change_option("--fast-forward %s" % str(value))
                    418:         
                    419:     # ------------ sound ---------------
                    420:     def get_sound_values(self):
                    421:         # 48kHz, 44.1kHz and STE/TT/Falcon DMA 50066Hz divisable values
                    422:         return ("6000", "6258", "8000", "11025", "12000", "12517",
                    423:                 "16000", "22050", "24000", "25033", "32000",
                    424:                 "48000", "44100", "50066")
                    425:     
                    426:     def get_sound(self):
                    427:         enabled = self.get("[Sound]", "bEnableSound")
                    428:         hz = str(self.get("[Sound]", "nPlaybackFreq"))
                    429:         return (enabled, hz)
                    430: 
                    431:     def set_sound(self, enabled, hz):
                    432:         # map get_sound_values() index to Hatari config
                    433:         try:
                    434:             hz = int(hz)
                    435:         except ValueError:
                    436:             hz = 0
                    437:         if hz < 6000 or hz > 50066:
                    438:             hz = 44100
                    439:         self.set("[Sound]", "nPlaybackFreq", hz)
                    440:         self.set("[Sound]", "bEnableSound", enabled)
                    441:         value = str(hz)
                    442:         # and to cli option
                    443:         if enabled:
                    444:             self._change_option("--sound %s" % value)
                    445:         else:
                    446:             self._change_option("--sound off")
                    447:         return value
                    448:         
                    449:         
                    450:     # ----------- joystick --------------
                    451:     def get_joystick_types(self):
                    452:         return ("Disabled", "Real joystick", "Keyboard")
                    453:     
                    454:     def get_joystick_names(self):
                    455:         return (
                    456:         "ST Joystick 0",
                    457:         "ST Joystick 1",
                    458:         "STE Joypad A",
                    459:         "STE Joypad B",
                    460:         "Parport stick 1",
                    461:         "Parport stick 2"
                    462:         )
                    463: 
                    464:     def get_joystick(self, port):
                    465:         # return index to get_joystick_values() array
                    466:         return self.get("[Joystick%d]" % port, "nJoystickMode")
                    467: 
                    468:     def set_joystick(self, port, value):
                    469:         # map get_sound_values() index to Hatari config
                    470:         self.set("[Joystick%d]" % port, "nJoystickMode", value)
                    471:         joytype = ("none", "real", "keys")[value]
                    472:         self._change_option("--joy%d %s" % (port, joytype))
                    473: 
                    474:     # ------------ floppy image dir ---------------
                    475:     def get_floppydir(self):
                    476:         return self.get("[Floppy]", "szDiskImageDirectory")
                    477:     
                    478:     def set_floppydir(self, path):
                    479:         return self.set("[Floppy]", "szDiskImageDirectory", path)
                    480: 
                    481:     # ------------ floppy disk images ---------------
                    482:     def get_floppy(self, drive):
                    483:         return self.get("[Floppy]", "szDisk%cFileName" % ("A", "B")[drive])
                    484:     
                    485:     def set_floppy(self, drive, filename):
                    486:         self.set("[Floppy]", "szDisk%cFileName" %  ("A", "B")[drive], filename)
                    487:         self._change_option("--disk-%c %s" % (("a", "b")[drive], filename))
                    488: 
                    489:     # ------------ slow FDC access ---------------
                    490:     def get_slowfdc(self):
                    491:         return self.get("[Floppy]", "bSlowFloppy")
                    492: 
                    493:     def set_slowfdc(self, value):
                    494:         self.set("[Floppy]", "bSlowFloppy", value)
                    495:         self._change_option("--slowfdc %s" % str(value))
                    496: 
                    497:     # ------------- disk protection -------------
                    498:     def get_protection_types(self):
                    499:         return ("Off", "On", "Auto")
                    500: 
                    501:     def get_floppy_protection(self):
                    502:         return self.get("[Floppy]", "nWriteProtection")
                    503: 
                    504:     def get_hd_protection(self):
                    505:         return self.get("[HardDisk]", "nWriteProtection")
                    506: 
                    507:     def set_floppy_protection(self, value):
                    508:         self.set("[Floppy]", "nWriteProtection", value)
                    509:         self._change_option("--protect-floppy %s" % self.get_protection_types()[value])
                    510: 
                    511:     def set_hd_protection(self, value):
                    512:         self.set("[HardDisk]", "nWriteProtection", value)
                    513:         self._change_option("--protect-hd %s" % self.get_protection_types()[value])
                    514: 
                    515:     # ------------ GEMDOS HD (dir) ---------------
                    516:     def get_gemdos_dir(self):
                    517:         self.get("[HardDisk]", "bUseHardDiskDirectory") # for validation
                    518:         return self.get("[HardDisk]", "szHardDiskDirectory")
                    519: 
                    520:     def set_gemdos_dir(self, dirname):
                    521:         if dirname and os.path.isdir(dirname):
                    522:             self.set("[HardDisk]", "bUseHardDiskDirectory", True)
                    523:         self.set("[HardDisk]", "szHardDiskDirectory", dirname)
                    524:         self._change_option("--harddrive %s" % dirname)
                    525: 
                    526:     # ------------ ACSI HD (file) ---------------
                    527:     def get_acsi_image(self):
                    528:         self.get("[HardDisk]", "bUseHardDiskImage") # for validation
                    529:         return self.get("[HardDisk]", "szHardDiskImage")
                    530: 
                    531:     def set_acsi_image(self, filename):
                    532:         if filename and os.path.isfile(filename):
                    533:             self.set("[HardDisk]", "bUseHardDiskImage", True)
                    534:         self.set("[HardDisk]", "szHardDiskImage", filename)
                    535:         self._change_option("--acsi %s" % filename)
                    536: 
                    537:     # ------------ IDE master (file) ---------------
                    538:     def get_idemaster_image(self):
                    539:         self.get("[HardDisk]", "bUseIdeMasterHardDiskImage") # for validation
                    540:         return self.get("[HardDisk]", "szIdeMasterHardDiskImage")
                    541: 
                    542:     def set_idemaster_image(self, filename):
                    543:         if filename and os.path.isfile(filename):
                    544:             self.set("[HardDisk]", "bUseIdeMasterHardDiskImage", True)
                    545:         self.set("[HardDisk]", "szIdeMasterHardDiskImage", filename)
                    546:         self._change_option("--ide-master %s" % filename)
                    547: 
                    548:     # ------------ IDE slave (file) ---------------
                    549:     def get_ideslave_image(self):
                    550:         self.get("[HardDisk]", "bUseIdeSlaveHardDiskImage") # for validation
                    551:         return self.get("[HardDisk]", "szIdeSlaveHardDiskImage")
                    552: 
                    553:     def set_ideslave_image(self, filename):
                    554:         if filename and os.path.isfile(filename):
                    555:             self.set("[HardDisk]", "bUseIdeSlaveHardDiskImage", True)
                    556:         self.set("[HardDisk]", "szIdeSlaveHardDiskImage", filename)
                    557:         self._change_option("--ide-slave %s" % filename)
                    558: 
                    559:     # ------------ TOS ROM ---------------
                    560:     def get_tos(self):
                    561:         return self.get("[ROM]", "szTosImageFileName")
                    562:     
                    563:     def set_tos(self, filename):
                    564:         self.set("[ROM]", "szTosImageFileName", filename)
                    565:         self._change_option("--tos %s" % filename)
                    566: 
                    567:     # ------------ memory ---------------
                    568:     def get_memory_names(self):
                    569:         # empty item in list shouldn't be shown, filter them out
                    570:         return ("512kB", "1MB", "2MB", "4MB", "8MB", "14MB")
                    571: 
                    572:     def get_memory(self):
                    573:         "return index to what get_memory_names() returns"
                    574:         sizemap = (0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5)
                    575:         memsize = self.get("[Memory]", "nMemorySize")
                    576:         if memsize >= 0 and memsize < len(sizemap):
                    577:             return sizemap[memsize]
                    578:         return 1 # default = 1BM
                    579: 
                    580:     def set_memory(self, idx):
                    581:         # map memory item index to memory size
                    582:         sizemap = (0, 1, 2, 4, 8, 14)
                    583:         if idx >= 0 and idx < len(sizemap):
                    584:             memsize = sizemap[idx]
                    585:         else:
                    586:             memsize = 1
                    587:         self.set("[Memory]", "nMemorySize", memsize)
                    588:         self._change_option("--memsize %d" % memsize)
                    589: 
                    590:     # ------------ monitor ---------------
                    591:     def get_monitor_types(self):
                    592:         return ("Mono", "RGB", "VGA", "TV")
                    593: 
                    594:     def get_monitor(self):
                    595:         return self.get("[Screen]", "nMonitorType")
                    596: 
                    597:     def set_monitor(self, value):
                    598:         self.set("[Screen]", "nMonitorType", value)
                    599:         self._change_option("--monitor %s" % ("mono", "rgb", "vga", "tv")[value])
                    600: 
                    601:     # ------------ frameskip ---------------
                    602:     def get_frameskip_names(self):
                    603:         return (
                    604:             "Disabled",
                    605:             "1 frame",
                    606:             "2 frames",
                    607:             "3 frames",
                    608:             "4 frames",
                    609:             "Automatic"
                    610:         )
                    611:     
                    612:     def get_frameskip(self):
                    613:         fs = self.get("[Screen]", "nFrameSkips")
                    614:         print "Frameskip", fs
                    615:         if fs < 0 or fs > 5:
                    616:             return 5
                    617:         return fs
                    618:     
                    619:     def set_frameskip(self, value):
                    620:         value = int(value) # guarantee correct type
                    621:         self.set("[Screen]", "nFrameSkips", value)
                    622:         self._change_option("--frameskips %d" % value)
                    623: 
                    624:     # ------------ spec512 ---------------
                    625:     def get_spec512threshold(self):
                    626:         return self.get("[Screen]", "nSpec512Threshold")
                    627: 
                    628:     def set_spec512threshold(self, value):
                    629:         value = int(value) # guarantee correct type
                    630:         self.set("[Screen]", "nSpec512Threshold", value)
                    631:         self._change_option("--spec512 %d" % value)
                    632: 
                    633:     # ------------ show borders ---------------
                    634:     def get_borders(self):
                    635:         return self.get("[Screen]", "bAllowOverscan")
                    636:     
                    637:     def set_borders(self, value):
                    638:         self.set("[Screen]", "bAllowOverscan", value)
                    639:         self._change_option("--borders %s" % str(value))
                    640: 
                    641:     # ------------ show statusbar ---------------
                    642:     def get_statusbar(self):
                    643:         return self.get("[Screen]", "bShowStatusbar")
                    644:     
                    645:     def set_statusbar(self, value):
                    646:         self.set("[Screen]", "bShowStatusbar", value)
                    647:         self._change_option("--statusbar %s" % str(value))
                    648: 
                    649:     # ------------ show led ---------------
                    650:     def get_led(self):
                    651:         return self.get("[Screen]", "bShowDriveLed")
                    652:     
                    653:     def set_led(self, value):
                    654:         self.set("[Screen]", "bShowDriveLed", value)
                    655:         self._change_option("--drive-led %s" % str(value))
                    656: 
                    657:     # ------------ monitor aspect ratio ---------------
                    658:     def get_aspectcorrection(self):
                    659:         return self.get("[Screen]", "bAspectCorrect")
                    660:     
                    661:     def set_aspectcorrection(self, value):
                    662:         self.set("[Screen]", "bAspectCorrect", value)
                    663:         self._change_option("--aspect %s" % str(value))
                    664: 
                    665:     # ------------ max window size ---------------
                    666:     def get_max_size(self):
                    667:         w = self.get("[Screen]", "nMaxWidth")
                    668:         h = self.get("[Screen]", "nMaxHeight")
                    669:         return (w, h)
                    670: 
                    671:     def set_max_size(self, w, h):
                    672:         # guarantee correct type (Gtk float -> config int)
                    673:         w = int(w); h = int(h)
                    674:         self.set("[Screen]", "nMaxWidth", w)
                    675:         self.set("[Screen]", "nMaxHeight", h)
                    676:         self._change_option("--max-width %d" % w)
                    677:         self._change_option("--max-height %d" % h)
                    678: 
                    679:     # TODO: remove once UI doesn't need this anymore
                    680:     def set_zoom(self, value):
                    681:         print "Just setting Zoom, configuration doesn't anymore have setting for this."
                    682:         if value:
                    683:             zoom = 2
                    684:         else:
                    685:             zoom = 1
                    686:         self._change_option("--zoom %d" % zoom)
                    687: 
                    688:     # ------------ configured Hatari window size ---------------
                    689:     def get_window_size(self):
                    690:         if self.get("[Screen]", "bFullScreen"):
                    691:             print "WARNING: don't start Hatari UI with fullscreened Hatari!"
                    692: 
                    693:         # VDI resolution?
                    694:         if self.get("[Screen]", "bUseExtVdiResolutions"):
                    695:             width = self.get("[Screen]", "nVdiWidth")
                    696:             height = self.get("[Screen]", "nVdiHeight")
                    697:             return (width, height)
                    698:         
                    699:         # window sizes for other than ST & STE can differ
                    700:         if self.get("[System]", "nMachineType") not in (0, 1):
                    701:             print "WARNING: neither ST nor STE machine, window size inaccurate!"
                    702:             videl = True
                    703:         else:
                    704:             videl = False
                    705: 
                    706:         # mono monitor?
                    707:         if self.get_monitor() == 0:
                    708:             return (640, 400)
                    709: 
                    710:         # no, color
                    711:         width = 320
                    712:         height = 200
                    713:         # statusbar?
                    714:         if self.get_statusbar():
                    715:             sbar = 12
                    716:             height += sbar
                    717:         else:
                    718:             sbar = 0
                    719:         # zoom?
                    720:         maxw, maxh = self.get_max_size()
                    721:         if 2*width <= maxw and 2*height <= maxh:
                    722:             width *= 2
                    723:             height *= 2
                    724:             zoom = 2
                    725:         else:
                    726:             zoom = 1
                    727:         # overscan borders?
                    728:         if self.get_borders() and not videl:
                    729:             # properly aligned borders on top of zooming
                    730:             leftx = (maxw-width)/zoom
                    731:             borderx = 2*(min(48,leftx/2)/16)*16
                    732:             lefty = (maxh-height)/zoom
                    733:             bordery = min(29+47, lefty)
                    734:             width += zoom*borderx
                    735:             height += zoom*bordery
                    736: 
                    737:         return (width, height)

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