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GRASS Programmer's Manual
6.5.svn(2012)-r51648
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GRASS Programmer's Manual
6.5.svn(2012)-r51648
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00001 """! 00002 @package core.settings 00003 00004 @brief Default GUI settings 00005 00006 List of classes: 00007 - settings::Settings 00008 00009 Usage: 00010 @code 00011 from core.settings import UserSettings 00012 @endcode 00013 00014 (C) 2007-2011 by the GRASS Development Team 00015 This program is free software under the GNU General Public License 00016 (>=v2). Read the file COPYING that comes with GRASS for details. 00017 00018 @author Martin Landa <landa.martin gmail.com> 00019 """ 00020 00021 import os 00022 import sys 00023 import copy 00024 import types 00025 00026 from core import globalvar 00027 from core.gcmd import GException, GError 00028 from core.utils import GetSettingsPath, PathJoin 00029 00030 class Settings: 00031 """!Generic class where to store settings""" 00032 def __init__(self): 00033 # settings file 00034 self.filePath = os.path.join(GetSettingsPath(), 'wx') 00035 00036 # key/value separator 00037 self.sep = ';' 00038 00039 # define default settings 00040 self._defaultSettings() # -> self.defaultSettings 00041 00042 # read settings from the file 00043 self.userSettings = copy.deepcopy(self.defaultSettings) 00044 try: 00045 self.ReadSettingsFile() 00046 except GException, e: 00047 print >> sys.stderr, e.value 00048 00049 # define internal settings 00050 self._internalSettings() # -> self.internalSettings 00051 00052 def _defaultSettings(self): 00053 """!Define default settings 00054 """ 00055 try: 00056 projFile = PathJoin(os.environ["GRASS_PROJSHARE"], 'epsg') 00057 except KeyError: 00058 projFile = '' 00059 00060 self.defaultSettings = { 00061 # 00062 # general 00063 # 00064 'general': { 00065 # use default window layout (layer manager, displays, ...) 00066 'defWindowPos' : { 00067 'enabled' : True, 00068 'dim' : '0,0,%d,%d,%d,0,%d,%d' % \ 00069 (globalvar.GM_WINDOW_SIZE[0], 00070 globalvar.GM_WINDOW_SIZE[1], 00071 globalvar.GM_WINDOW_SIZE[0], 00072 globalvar.MAP_WINDOW_SIZE[0], 00073 globalvar.MAP_WINDOW_SIZE[1]) 00074 }, 00075 # workspace 00076 'workspace' : { 00077 'posDisplay' : { 00078 'enabled' : False 00079 }, 00080 'posManager' : { 00081 'enabled' : False 00082 }, 00083 }, 00084 }, 00085 'manager' : { 00086 # show opacity level widget 00087 'changeOpacityLevel' : { 00088 'enabled' : False 00089 }, 00090 # ask when removing layer from layer tree 00091 'askOnRemoveLayer' : { 00092 'enabled' : True 00093 }, 00094 # ask when quiting wxGUI or closing display 00095 'askOnQuit' : { 00096 'enabled' : True 00097 }, 00098 # hide tabs 00099 'hideTabs' : { 00100 'search' : False, 00101 'pyshell' : False, 00102 }, 00103 'copySelectedTextToClipboard' : { 00104 'enabled' : False 00105 }, 00106 }, 00107 # 00108 # appearance 00109 # 00110 'appearance': { 00111 'outputfont' : { 00112 'type' : 'Courier New', 00113 'size': '10', 00114 }, 00115 # expand/collapse element list 00116 'elementListExpand' : { 00117 'selection' : 0 00118 }, 00119 'menustyle' : { 00120 'selection' : 1 00121 }, 00122 'gSelectPopupHeight' : { 00123 'value' : 200 00124 }, 00125 'iconTheme' : { 00126 'type' : 'grass2' 00127 }, # grass2, grass, silk 00128 }, 00129 # 00130 # display 00131 # 00132 'display': { 00133 'font' : { 00134 'type' : '', 00135 'encoding': 'ISO-8859-1', 00136 }, 00137 'driver': { 00138 'type': 'default' 00139 }, 00140 'alignExtent' : { 00141 'enabled' : True 00142 }, 00143 'compResolution' : { 00144 'enabled' : False 00145 }, 00146 'autoRendering': { 00147 'enabled' : True 00148 }, 00149 'autoZooming' : { 00150 'enabled' : False 00151 }, 00152 'statusbarMode': { 00153 'selection' : 0 00154 }, 00155 'bgcolor': { 00156 'color' : (255, 255, 255, 255), 00157 }, 00158 'mouseWheelZoom' : { 00159 'enabled' : True, 00160 'selection' : 0, 00161 }, 00162 }, 00163 # 00164 # projection 00165 # 00166 'projection' : { 00167 'statusbar' : { 00168 'proj4' : '', 00169 'epsg' : '', 00170 'projFile' : projFile, 00171 }, 00172 'format' : { 00173 'll' : 'DMS', 00174 'precision' : 2, 00175 }, 00176 }, 00177 # 00178 # Attribute Table Manager 00179 # 00180 'atm' : { 00181 'highlight' : { 00182 'color' : (255, 255, 0, 255), 00183 'width' : 2 00184 }, 00185 'leftDbClick' : { 00186 'selection' : 1 # draw selected 00187 }, 00188 'askOnDeleteRec' : { 00189 'enabled' : True 00190 }, 00191 'keycolumn' : { 00192 'value' : 'cat' 00193 }, 00194 'encoding' : { 00195 'value' : '', 00196 } 00197 }, 00198 # 00199 # Command 00200 # 00201 'cmd': { 00202 'overwrite' : { 00203 'enabled' : False 00204 }, 00205 'closeDlg' : { 00206 'enabled' : False 00207 }, 00208 'verbosity' : { 00209 'selection' : 'grassenv' 00210 }, 00211 # d.rast 00212 'rasterOverlay' : { 00213 'enabled' : True 00214 }, 00215 'rasterColorTable' : { 00216 'enabled' : False, 00217 'selection' : 'rainbow', 00218 }, 00219 # d.vect 00220 'showType': { 00221 'point' : { 00222 'enabled' : True 00223 }, 00224 'line' : { 00225 'enabled' : True 00226 }, 00227 'centroid' : { 00228 'enabled' : True 00229 }, 00230 'boundary' : { 00231 'enabled' : True 00232 }, 00233 'area' : { 00234 'enabled' : True 00235 }, 00236 'face' : { 00237 'enabled' : True 00238 }, 00239 }, 00240 'addNewLayer' : { 00241 'enabled' : True, 00242 }, 00243 'interactiveInput' : { 00244 'enabled' : True, 00245 }, 00246 }, 00247 # 00248 # vdigit 00249 # 00250 'vdigit' : { 00251 # symbology 00252 'symbol' : { 00253 'newSegment' : { 00254 'enabled' : None, 00255 'color' : (255, 0, 0, 255) 00256 }, # red 00257 'newLine' : { 00258 'enabled' : None, 00259 'color' : (0, 86, 45, 255) 00260 }, # dark green 00261 'highlight' : { 00262 'enabled' : None, 00263 'color' : (255, 255, 0, 255) 00264 }, # yellow 00265 'highlightDupl' : { 00266 'enabled' : None, 00267 'color' : (255, 72, 0, 255) 00268 }, # red 00269 'point' : { 00270 'enabled' : True, 00271 'color' : (0, 0, 0, 255) 00272 }, # black 00273 'line' : { 00274 'enabled' : True, 00275 'color' : (0, 0, 0, 255) 00276 }, # black 00277 'boundaryNo' : { 00278 'enabled' : True, 00279 'color' : (126, 126, 126, 255) 00280 }, # grey 00281 'boundaryOne' : { 00282 'enabled' : True, 00283 'color' : (0, 255, 0, 255) 00284 }, # green 00285 'boundaryTwo' : { 00286 'enabled' : True, 00287 'color' : (255, 135, 0, 255) 00288 }, # orange 00289 'centroidIn' : { 00290 'enabled' : True, 00291 'color' : (0, 0, 255, 255) 00292 }, # blue 00293 'centroidOut' : { 00294 'enabled' : True, 00295 'color' : (165, 42, 42, 255) 00296 }, # brown 00297 'centroidDup' : { 00298 'enabled' : True, 00299 'color' : (156, 62, 206, 255) 00300 }, # violet 00301 'nodeOne' : { 00302 'enabled' : True, 00303 'color' : (255, 0, 0, 255) 00304 }, # red 00305 'nodeTwo' : { 00306 'enabled' : True, 00307 'color' : (0, 86, 45, 255) 00308 }, # dark green 00309 'vertex' : { 00310 'enabled' : False, 00311 'color' : (255, 20, 147, 255) 00312 }, # deep pink 00313 'area' : { 00314 'enabled' : True, 00315 'color' : (217, 255, 217, 255) 00316 }, # green 00317 'direction' : { 00318 'enabled' : False, 00319 'color' : (255, 0, 0, 255) 00320 }, # red 00321 }, 00322 # display 00323 'lineWidth' : { 00324 'value' : 2, 00325 'units' : 'screen pixels' 00326 }, 00327 # snapping 00328 'snapping' : { 00329 'value' : 10, 00330 'units' : 'screen pixels' 00331 }, 00332 'snapToVertex' : { 00333 'enabled' : False 00334 }, 00335 # digitize new record 00336 'addRecord' : { 00337 'enabled' : True 00338 }, 00339 'layer' :{ 00340 'value' : 1 00341 }, 00342 'category' : { 00343 'value' : 1 00344 }, 00345 'categoryMode' : { 00346 'selection' : 0 00347 }, 00348 # delete existing feature(s) 00349 'delRecord' : { 00350 'enabled' : True 00351 }, 00352 # query tool 00353 'query' : { 00354 'selection' : 0, 00355 'box' : True 00356 }, 00357 'queryLength' : { 00358 'than-selection' : 0, 00359 'thresh' : 0 00360 }, 00361 'queryDangle' : { 00362 'than-selection' : 0, 00363 'thresh' : 0 00364 }, 00365 # select feature (point, line, centroid, boundary) 00366 'selectType': { 00367 'point' : { 00368 'enabled' : True 00369 }, 00370 'line' : { 00371 'enabled' : True 00372 }, 00373 'centroid' : { 00374 'enabled' : True 00375 }, 00376 'boundary' : { 00377 'enabled' : True 00378 }, 00379 }, 00380 'selectThresh' : { 00381 'value' : 10, 00382 'units' : 'screen pixels' 00383 }, 00384 'checkForDupl' : { 00385 'enabled' : False 00386 }, 00387 'selectInside' : { 00388 'enabled' : False 00389 }, 00390 # exit 00391 'saveOnExit' : { 00392 'enabled' : False, 00393 }, 00394 # break lines on intersection 00395 'breakLines' : { 00396 'enabled' : False, 00397 }, 00398 }, 00399 'profile': { 00400 'raster0' : { 00401 'pcolor' : (0, 0, 255, 255), # profile line color 00402 'pwidth' : 1, # profile line width 00403 'pstyle' : 'solid', # profile line pen style 00404 }, 00405 'raster1' : { 00406 'pcolor' : (255, 0, 0, 255), 00407 'pwidth' : 1, 00408 'pstyle' : 'solid', 00409 }, 00410 'raster2' : { 00411 'pcolor' : (0, 255, 0, 255), 00412 'pwidth' : 1, 00413 'pstyle' : 'solid', 00414 }, 00415 'font' : { 00416 'titleSize' : 12, 00417 'axisSize' : 11, 00418 'legendSize' : 10, 00419 }, 00420 'marker' : { 00421 'color' : (0, 0, 0, 255), 00422 'fill' : 'transparent', 00423 'size' : 2, 00424 'type' : 'triangle', 00425 'legend' : _('Segment break'), 00426 }, 00427 'grid' : { 00428 'color' : (200, 200, 200, 255), 00429 'enabled' : True, 00430 }, 00431 'x-axis' : { 00432 'type' : 'auto', # axis format 00433 'min' : 0, # axis min for custom axis range 00434 'max': 0, # axis max for custom axis range 00435 'log' : False, 00436 }, 00437 'y-axis' : { 00438 'type' : 'auto', # axis format 00439 'min' : 0, # axis min for custom axis range 00440 'max': 0, # axis max for custom axis range 00441 'log' : False, 00442 }, 00443 'legend' : { 00444 'enabled' : True 00445 }, 00446 }, 00447 'gcpman' : { 00448 'rms' : { 00449 'highestonly' : True, 00450 'sdfactor' : 1, 00451 }, 00452 'symbol' : { 00453 'color' : (0, 0, 255, 255), 00454 'hcolor' : (255, 0, 0, 255), 00455 'scolor' : (0, 255, 0, 255), 00456 'ucolor' : (255, 165, 0, 255), 00457 'unused' : True, 00458 'size' : 8, 00459 'width' : 2, 00460 }, 00461 }, 00462 'nviz' : { 00463 'view' : { 00464 'persp' : { 00465 'value' : 20, 00466 'step' : 2, 00467 }, 00468 'position' : { 00469 'x' : 0.84, 00470 'y' : 0.16, 00471 }, 00472 'twist' : { 00473 'value' : 0, 00474 }, 00475 'z-exag' : { 00476 'min' : 0, 00477 'max' : 10, 00478 'value': 1, 00479 }, 00480 'background' : { 00481 'color' : (255, 255, 255, 255), # white 00482 }, 00483 }, 00484 'fly' : { 00485 'exag' : { 00486 'move' : 5, 00487 'turn' : 5, 00488 } 00489 }, 00490 'animation' : { 00491 'fps' : 24, 00492 'prefix' : _("animation") 00493 }, 00494 'surface' : { 00495 'shine': { 00496 'map' : False, 00497 'value' : 60.0, 00498 }, 00499 'color' : { 00500 'map' : True, 00501 'value' : (100, 100, 100, 255), # constant: grey 00502 }, 00503 'draw' : { 00504 'wire-color' : (136, 136, 136, 255), 00505 'mode' : 1, # fine 00506 'style' : 1, # surface 00507 'shading' : 1, # gouraud 00508 'res-fine' : 6, 00509 'res-coarse' : 9, 00510 }, 00511 'position' : { 00512 'x' : 0, 00513 'y' : 0, 00514 'z' : 0, 00515 }, 00516 }, 00517 'constant' : { 00518 'color' : (100, 100, 100, 255), 00519 'value' : 0.0, 00520 'transp' : 0, 00521 'resolution': 6 00522 }, 00523 'vector' : { 00524 'lines' : { 00525 'show' : False, 00526 'width' : 2, 00527 'color' : (0, 0, 255, 255), # blue 00528 'flat' : False, 00529 'height' : 0, 00530 }, 00531 'points' : { 00532 'show' : False, 00533 'size' : 100, 00534 'width' : 2, 00535 'marker' : 2, 00536 'color' : (0, 0, 255, 255), # blue 00537 'height' : 0, 00538 } 00539 }, 00540 'volume' : { 00541 'color' : { 00542 'map' : True, 00543 'value' : (100, 100, 100, 255), # constant: grey 00544 }, 00545 'draw' : { 00546 'mode' : 0, # isosurfaces 00547 'shading' : 1, # gouraud 00548 'resolution' : 3, # polygon resolution 00549 }, 00550 'shine': { 00551 'map' : False, 00552 'value' : 60, 00553 }, 00554 'topo': { 00555 'map' : None, 00556 'value' : 0.0 00557 }, 00558 'transp': { 00559 'map' : None, 00560 'value': 0 00561 }, 00562 'mask': { 00563 'map' : None, 00564 'value': '' 00565 }, 00566 'slice_position': { 00567 'x1' : 0, 00568 'x2' : 1, 00569 'y1' : 0, 00570 'y2' : 1, 00571 'z1' : 0, 00572 'z2' : 1, 00573 'axis' : 0, 00574 } 00575 }, 00576 'cplane' : { 00577 'shading': 4, 00578 'rotation':{ 00579 'rot': 0, 00580 'tilt': 0 00581 }, 00582 'position':{ 00583 'x' : 0, 00584 'y' : 0, 00585 'z' : 0 00586 } 00587 }, 00588 'light' : { 00589 'position' : { 00590 'x' : 0.68, 00591 'y' : -0.68, 00592 'z' : 80, 00593 }, 00594 'bright' : 80, 00595 'color' : (255, 255, 255, 255), # white 00596 'ambient' : 20, 00597 }, 00598 'fringe' : { 00599 'elev' : 55, 00600 'color' : (128, 128, 128, 255), # grey 00601 }, 00602 'arrow': { 00603 'color': (0, 0, 0), 00604 }, 00605 'scalebar': { 00606 'color': (0, 0, 0), 00607 } 00608 }, 00609 'modeler' : { 00610 'disabled': { 00611 'color': (211, 211, 211, 255), # light grey 00612 }, 00613 'action' : { 00614 'color' : { 00615 'valid' : (180, 234, 154, 255), # light green 00616 'invalid' : (255, 255, 255, 255), # white 00617 'running' : (255, 0, 0, 255), # red 00618 }, 00619 'size' : { 00620 'width' : 125, 00621 'height' : 50, 00622 }, 00623 'width': { 00624 'parameterized' : 2, 00625 'default' : 1, 00626 }, 00627 }, 00628 'data' : { 00629 'color': { 00630 'raster' : (215, 215, 248, 255), # light blue 00631 'raster3d' : (215, 248, 215, 255), # light green 00632 'vector' : (248, 215, 215, 255), # light red 00633 }, 00634 'size' : { 00635 'width' : 175, 00636 'height' : 50, 00637 }, 00638 }, 00639 'loop' : { 00640 'color' : { 00641 'valid' : (234, 226, 154, 255), # light yellow 00642 }, 00643 'size' : { 00644 'width' : 175, 00645 'height' : 40, 00646 }, 00647 }, 00648 'if-else' : { 00649 'size' : { 00650 'width' : 150, 00651 'height' : 40, 00652 }, 00653 }, 00654 }, 00655 } 00656 00657 # quick fix, http://trac.osgeo.org/grass/ticket/1233 00658 # TODO 00659 if sys.platform == 'darwin': 00660 self.defaultSettings['general']['defWindowPos']['enabled'] = False 00661 00662 def _internalSettings(self): 00663 """!Define internal settings (based on user settings) 00664 """ 00665 self.internalSettings = {} 00666 for group in self.userSettings.keys(): 00667 self.internalSettings[group] = {} 00668 for key in self.userSettings[group].keys(): 00669 self.internalSettings[group][key] = {} 00670 00671 # self.internalSettings['general']["mapsetPath"]['value'] = self.GetMapsetPath() 00672 self.internalSettings['appearance']['elementListExpand']['choices'] = \ 00673 (_("Collapse all except PERMANENT and current"), 00674 _("Collapse all except PERMANENT"), 00675 _("Collapse all except current"), 00676 _("Collapse all"), 00677 _("Expand all")) 00678 self.internalSettings['atm']['leftDbClick']['choices'] = (_('Edit selected record'), 00679 _('Display selected')) 00680 00681 self.internalSettings['cmd']['verbosity']['choices'] = ('grassenv', 00682 'verbose', 00683 'quiet') 00684 00685 self.internalSettings['appearance']['iconTheme']['choices'] = ('grass', 00686 'grass2', 00687 'silk') 00688 self.internalSettings['appearance']['menustyle']['choices'] = \ 00689 (_("Classic (labels only)"), 00690 _("Combined (labels and module names)"), 00691 _("Professional (module names only)")) 00692 self.internalSettings['appearance']['gSelectPopupHeight']['min'] = 50 00693 # there is also maxHeight given to TreeCtrlComboPopup.GetAdjustedSize 00694 self.internalSettings['appearance']['gSelectPopupHeight']['max'] = 1000 00695 00696 self.internalSettings['display']['driver']['choices'] = ['default'] 00697 self.internalSettings['display']['statusbarMode']['choices'] = None # set during MapFrame init 00698 self.internalSettings['display']['mouseWheelZoom']['choices'] = (_('Scroll forward to zoom in'), 00699 _('Scroll back to zoom in')) 00700 00701 self.internalSettings['nviz']['view'] = {} 00702 self.internalSettings['nviz']['view']['twist'] = {} 00703 self.internalSettings['nviz']['view']['twist']['min'] = -180 00704 self.internalSettings['nviz']['view']['twist']['max'] = 180 00705 self.internalSettings['nviz']['view']['persp'] = {} 00706 self.internalSettings['nviz']['view']['persp']['min'] = 1 00707 self.internalSettings['nviz']['view']['persp']['max'] = 100 00708 self.internalSettings['nviz']['view']['height'] = {} 00709 self.internalSettings['nviz']['view']['height']['value'] = -1 00710 self.internalSettings['nviz']['view']['z-exag'] = {} 00711 self.internalSettings['nviz']['view']['z-exag']['original'] = 1 00712 self.internalSettings['nviz']['view']['rotation'] = None 00713 self.internalSettings['nviz']['view']['focus'] = {} 00714 self.internalSettings['nviz']['view']['focus']['x'] = -1 00715 self.internalSettings['nviz']['view']['focus']['y'] = -1 00716 self.internalSettings['nviz']['view']['focus']['z'] = -1 00717 self.internalSettings['nviz']['view']['dir'] = {} 00718 self.internalSettings['nviz']['view']['dir']['x'] = -1 00719 self.internalSettings['nviz']['view']['dir']['y'] = -1 00720 self.internalSettings['nviz']['view']['dir']['z'] = -1 00721 self.internalSettings['nviz']['view']['dir']['use'] = False 00722 00723 for decor in ('arrow', 'scalebar'): 00724 self.internalSettings['nviz'][decor] = {} 00725 self.internalSettings['nviz'][decor]['position'] = {} 00726 self.internalSettings['nviz'][decor]['position']['x'] = 0 00727 self.internalSettings['nviz'][decor]['position']['y'] = 0 00728 self.internalSettings['nviz'][decor]['size'] = 100 00729 self.internalSettings['nviz']['vector'] = {} 00730 self.internalSettings['nviz']['vector']['points'] = {} 00731 self.internalSettings['nviz']['vector']['points']['marker'] = ("x", 00732 _("box"), 00733 _("sphere"), 00734 _("cube"), 00735 _("diamond"), 00736 _("dtree"), 00737 _("ctree"), 00738 _("aster"), 00739 _("gyro"), 00740 _("histogram")) 00741 self.internalSettings['vdigit']['bgmap'] = {} 00742 self.internalSettings['vdigit']['bgmap']['value'] = '' 00743 00744 def ReadSettingsFile(self, settings = None): 00745 """!Reads settings file (mapset, location, gisdbase)""" 00746 if settings is None: 00747 settings = self.userSettings 00748 00749 self._readFile(self.filePath, settings) 00750 00751 # set environment variables 00752 font = self.Get(group = 'display', key = 'font', subkey = 'type') 00753 enc = self.Get(group = 'display', key = 'font', subkey = 'encoding') 00754 if font: 00755 os.environ["GRASS_FONT"] = font 00756 if enc: 00757 os.environ["GRASS_ENCODING"] = enc 00758 00759 def _readFile(self, filename, settings = None): 00760 """!Read settings from file to dict 00761 00762 @param filename settings file path 00763 @param settings dict where to store settings (None for self.userSettings) 00764 """ 00765 if settings is None: 00766 settings = self.userSettings 00767 00768 if not os.path.exists(filename): 00769 # try alternative path 00770 filename = os.path.join(os.path.expanduser("~"), '.grasswx6') 00771 if not os.path.exists(filename): 00772 return 00773 00774 try: 00775 fd = open(filename, "r") 00776 except IOError: 00777 sys.stderr.write(_("Unable to read settings file <%s>\n") % filename) 00778 return 00779 00780 try: 00781 line = '' 00782 for line in fd.readlines(): 00783 line = line.rstrip('%s' % os.linesep) 00784 group, key = line.split(self.sep)[0:2] 00785 kv = line.split(self.sep)[2:] 00786 subkeyMaster = None 00787 if len(kv) % 2 != 0: # multiple (e.g. nviz) 00788 subkeyMaster = kv[0] 00789 del kv[0] 00790 idx = 0 00791 while idx < len(kv): 00792 if subkeyMaster: 00793 subkey = [subkeyMaster, kv[idx]] 00794 else: 00795 subkey = kv[idx] 00796 value = kv[idx+1] 00797 value = self._parseValue(value, read = True) 00798 self.Append(settings, group, key, subkey, value) 00799 idx += 2 00800 except ValueError, e: 00801 print >> sys.stderr, _("Error: Reading settings from file <%(file)s> failed.\n" 00802 "\t\tDetails: %(detail)s\n" 00803 "\t\tLine: '%(line)s'\n") % { 'file' : filename, 00804 'detail' : e, 00805 'line' : line } 00806 fd.close() 00807 00808 fd.close() 00809 00810 def SaveToFile(self, settings = None): 00811 """!Save settings to the file""" 00812 if settings is None: 00813 settings = self.userSettings 00814 00815 dirPath = GetSettingsPath() 00816 if not os.path.exists(dirPath): 00817 try: 00818 os.mkdir(dirPath) 00819 except: 00820 GError(_('Unable to create settings directory')) 00821 return 00822 00823 try: 00824 file = open(self.filePath, "w") 00825 for group in settings.keys(): 00826 for key in settings[group].keys(): 00827 subkeys = settings[group][key].keys() 00828 file.write('%s%s%s%s' % (group, self.sep, key, self.sep)) 00829 for idx in range(len(subkeys)): 00830 value = settings[group][key][subkeys[idx]] 00831 if type(value) == types.DictType: 00832 if idx > 0: 00833 file.write('%s%s%s%s%s' % (os.linesep, group, self.sep, key, self.sep)) 00834 file.write('%s%s' % (subkeys[idx], self.sep)) 00835 kvalues = settings[group][key][subkeys[idx]].keys() 00836 srange = range(len(kvalues)) 00837 for sidx in srange: 00838 svalue = self._parseValue(settings[group][key][subkeys[idx]][kvalues[sidx]]) 00839 file.write('%s%s%s' % (kvalues[sidx], self.sep, 00840 svalue)) 00841 if sidx < len(kvalues) - 1: 00842 file.write('%s' % self.sep) 00843 else: 00844 if idx > 0 and \ 00845 type(settings[group][key][subkeys[idx - 1]]) == types.DictType: 00846 file.write('%s%s%s%s%s' % (os.linesep, group, self.sep, key, self.sep)) 00847 value = self._parseValue(settings[group][key][subkeys[idx]]) 00848 file.write('%s%s%s' % (subkeys[idx], self.sep, value)) 00849 if idx < len(subkeys) - 1 and \ 00850 type(settings[group][key][subkeys[idx + 1]]) != types.DictType: 00851 file.write('%s' % self.sep) 00852 file.write(os.linesep) 00853 except IOError, e: 00854 raise GException(e) 00855 except StandardError, e: 00856 raise GException(_('Writing settings to file <%(file)s> failed.' 00857 '\n\nDetails: %(detail)s') % { 'file' : self.filePath, 00858 'detail' : e }) 00859 00860 file.close() 00861 00862 def _parseValue(self, value, read = False): 00863 """!Parse value to be store in settings file""" 00864 if read: # -> read settings (cast values) 00865 if value == 'True': 00866 value = True 00867 elif value == 'False': 00868 value = False 00869 elif value == 'None': 00870 value = None 00871 elif ':' in value: # -> color 00872 try: 00873 value = tuple(map(int, value.split(':'))) 00874 except ValueError: # -> string 00875 pass 00876 else: 00877 try: 00878 value = int(value) 00879 except ValueError: 00880 try: 00881 value = float(value) 00882 except ValueError: 00883 pass 00884 else: # -> write settings 00885 if type(value) == type(()): # -> color 00886 value = str(value[0]) + ':' +\ 00887 str(value[1]) + ':' + \ 00888 str(value[2]) 00889 00890 return value 00891 00892 def Get(self, group, key = None, subkey = None, internal = False): 00893 """!Get value by key/subkey 00894 00895 Raise KeyError if key is not found 00896 00897 @param group settings group 00898 @param key (value, None) 00899 @param subkey (value, list or None) 00900 @param internal use internal settings instead 00901 00902 @return value 00903 """ 00904 if internal is True: 00905 settings = self.internalSettings 00906 else: 00907 settings = self.userSettings 00908 00909 try: 00910 if subkey is None: 00911 if key is None: 00912 return settings[group] 00913 else: 00914 return settings[group][key] 00915 else: 00916 if type(subkey) == type(tuple()) or \ 00917 type(subkey) == type(list()): 00918 return settings[group][key][subkey[0]][subkey[1]] 00919 else: 00920 return settings[group][key][subkey] 00921 00922 except KeyError: 00923 print >> sys.stderr, "Settings: unable to get value '%s:%s:%s'\n" % \ 00924 (group, key, subkey) 00925 00926 def Set(self, group, value, key = None, subkey = None, internal = False): 00927 """!Set value of key/subkey 00928 00929 Raise KeyError if group/key is not found 00930 00931 @param group settings group 00932 @param key key (value, None) 00933 @param subkey subkey (value, list or None) 00934 @param value value 00935 @param internal use internal settings instead 00936 """ 00937 if internal is True: 00938 settings = self.internalSettings 00939 else: 00940 settings = self.userSettings 00941 00942 try: 00943 if subkey is None: 00944 if key is None: 00945 settings[group] = value 00946 else: 00947 settings[group][key] = value 00948 else: 00949 if type(subkey) == type(tuple()) or \ 00950 type(subkey) == type(list()): 00951 settings[group][key][subkey[0]][subkey[1]] = value 00952 else: 00953 settings[group][key][subkey] = value 00954 except KeyError: 00955 raise GException("%s '%s:%s:%s'" % (_("Unable to set "), group, key, subkey)) 00956 00957 def Append(self, dict, group, key, subkey, value): 00958 """!Set value of key/subkey 00959 00960 Create group/key/subkey if not exists 00961 00962 @param dict settings dictionary to use 00963 @param group settings group 00964 @param key key 00965 @param subkey subkey (value or list) 00966 @param value value 00967 """ 00968 if group not in dict: 00969 dict[group] = {} 00970 00971 if key not in dict[group]: 00972 dict[group][key] = {} 00973 00974 if type(subkey) == types.ListType: 00975 # TODO: len(subkey) > 2 00976 if subkey[0] not in dict[group][key]: 00977 dict[group][key][subkey[0]] = {} 00978 try: 00979 dict[group][key][subkey[0]][subkey[1]] = value 00980 except TypeError: 00981 print >> sys.stderr, _("Unable to parse settings '%s'") % value + \ 00982 ' (' + group + ':' + key + ':' + subkey[0] + ':' + subkey[1] + ')' 00983 else: 00984 try: 00985 dict[group][key][subkey] = value 00986 except TypeError: 00987 print >> sys.stderr, _("Unable to parse settings '%s'") % value + \ 00988 ' (' + group + ':' + key + ':' + subkey + ')' 00989 00990 def GetDefaultSettings(self): 00991 """!Get default user settings""" 00992 return self.defaultSettings 00993 00994 def Reset(self, key = None): 00995 """!Reset to default settings 00996 00997 @key key in settings dict (None for all keys) 00998 """ 00999 if not key: 01000 self.userSettings = copy.deepcopy(self.defaultSettings) 01001 else: 01002 self.userSettings[key] = copy.deepcopy(self.defaultSettings[key]) 01003 01004 UserSettings = Settings()
1.8.0 
