This file is indexed.

/usr/share/pyshared/PyQt4/uic/properties.py is in python-qt4 4.9.3-4.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
#############################################################################
##
## Copyright (C) 2011 Riverbank Computing Limited.
## Copyright (C) 2006 Thorsten Marek.
## All right reserved.
##
## This file is part of PyQt.
##
## You may use this file under the terms of the GPL v2 or the revised BSD
## license as follows:
##
## "Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are
## met:
##   * Redistributions of source code must retain the above copyright
##     notice, this list of conditions and the following disclaimer.
##   * Redistributions in binary form must reproduce the above copyright
##     notice, this list of conditions and the following disclaimer in
##     the documentation and/or other materials provided with the
##     distribution.
##   * Neither the name of the Riverbank Computing Limited nor the names
##     of its contributors may be used to endorse or promote products
##     derived from this software without specific prior written
##     permission.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
##
#############################################################################


import logging
import os.path
import sys

from PyQt4.uic.exceptions import UnsupportedPropertyError
from PyQt4.uic.icon_cache import IconCache

if sys.hexversion >= 0x03000000:
    from PyQt4.uic.port_v3.ascii_upper import ascii_upper
else:
    from PyQt4.uic.port_v2.ascii_upper import ascii_upper


logger = logging.getLogger(__name__)
DEBUG = logger.debug

QtCore = None
QtGui = None


def int_list(prop):
    return [int(child.text) for child in prop]

def float_list(prop):
    return [float(child.text) for child in prop]

bool_ = lambda v: v == "true"

def qfont_enum(v):
    return getattr(QtGui.QFont, v)

def needsWidget(func):
    func.needsWidget = True
    return func


class Properties(object):
    def __init__(self, factory, QtCore_mod, QtGui_mod):
        global QtGui, QtCore
        QtGui = QtGui_mod
        QtCore = QtCore_mod
        self.factory = factory

        self._base_dir = ''

        self.reset()

    def set_base_dir(self, base_dir):
        """ Set the base directory to be used for all relative filenames. """

        self._base_dir = base_dir
        self.icon_cache.set_base_dir(base_dir)

    def reset(self):
        self.buddies = []
        self.delayed_props = []
        self.icon_cache = IconCache(self.factory, QtGui)

    def _pyEnumMember(self, cpp_name):
        try:
            prefix, membername = cpp_name.split("::")
        except ValueError:
            prefix = "Qt"
            membername = cpp_name

        if prefix == "Qt":
            return getattr(QtCore.Qt, membername)

        scope = self.factory.findQObjectType(prefix)
        if scope is None:
            raise AttributeError("unknown enum %s" % cpp_name)

        return getattr(scope, membername)

    def _set(self, prop):
        expr = [self._pyEnumMember(v) for v in prop.text.split('|')]

        value = expr[0]
        for v in expr[1:]:
            value |= v

        return value

    def _enum(self, prop):
        return self._pyEnumMember(prop.text)

    def _number(self, prop):
        return int(prop.text)

    _uInt = _longLong = _uLongLong = _number

    def _double(self, prop):
        return float(prop.text)

    def _bool(self, prop):
        return prop.text == 'true'

    def _stringlist(self, prop):
        return [self._string(p, notr='true') for p in prop]

    def _string(self, prop, notr=None):
        text = prop.text

        if text is None:
            return ""

        if prop.get('notr', notr) == 'true':
            return text

        return QtGui.QApplication.translate(self.uiname, text,
                prop.get('comment'), QtGui.QApplication.UnicodeUTF8)

    _char = _string

    def _cstring(self, prop):
        return str(prop.text)

    def _color(self, prop):
        args = int_list(prop)

        # Handle the optional alpha component.
        alpha = int(prop.get("alpha", "255"))

        if alpha != 255:
            args.append(alpha)

        return QtGui.QColor(*args)

    def _point(self, prop):
        return QtCore.QPoint(*int_list(prop))

    def _pointf(self, prop):
        return QtCore.QPointF(*float_list(prop))

    def _rect(self, prop):
        return QtCore.QRect(*int_list(prop))

    def _rectf(self, prop):
        return QtCore.QRectF(*float_list(prop))

    def _size(self, prop):
        return QtCore.QSize(*int_list(prop))

    def _sizef(self, prop):
        return QtCore.QSizeF(*float_list(prop))

    def _pixmap(self, prop):
        if prop.text:
            fname = prop.text.replace("\\", "\\\\")
            if self._base_dir != '' and fname[0] != ':' and not os.path.isabs(fname):
                fname = os.path.join(self._base_dir, fname)

            return QtGui.QPixmap(fname)

        # Don't bother to set the property if the pixmap is empty.
        return None

    def _iconset(self, prop):
        return self.icon_cache.get_icon(prop)

    def _url(self, prop):
        return QtCore.QUrl(prop[0].text)

    def _locale(self, prop):
        lang = getattr(QtCore.QLocale, prop.attrib['language'])
        country = getattr(QtCore.QLocale, prop.attrib['country'])
        return QtCore.QLocale(lang, country)

    def _date(self, prop):
        return QtCore.QDate(*int_list(prop))

    def _datetime(self, prop):
        args = int_list(prop)
        return QtCore.QDateTime(QtCore.QDate(*args[-3:]), QtCore.QTime(*args[:-3]))

    def _time(self, prop):
        return QtCore.QTime(*int_list(prop))

    def _gradient(self, prop):
        name = 'gradient'

        # Create the specific gradient.
        gtype = prop.get('type', '')

        if gtype == 'LinearGradient':
            startx = float(prop.get('startx'))
            starty = float(prop.get('starty'))
            endx = float(prop.get('endx'))
            endy = float(prop.get('endy'))
            gradient = self.factory.createQObject('QLinearGradient', name,
                    (startx, starty, endx, endy), is_attribute=False)

        elif gtype == 'ConicalGradient':
            centralx = float(prop.get('centralx'))
            centraly = float(prop.get('centraly'))
            angle = float(prop.get('angle'))
            gradient = self.factory.createQObject('QConicalGradient', name,
                    (centralx, centraly, angle), is_attribute=False)

        elif gtype == 'RadialGradient':
            centralx = float(prop.get('centralx'))
            centraly = float(prop.get('centraly'))
            radius = float(prop.get('radius'))
            focalx = float(prop.get('focalx'))
            focaly = float(prop.get('focaly'))
            gradient = self.factory.createQObject('QRadialGradient', name,
                    (centralx, centraly, radius, focalx, focaly),
                    is_attribute=False)

        else:
            raise UnsupportedPropertyError(prop.tag)

        # Set the common values.
        spread = prop.get('spread')
        if spread:
            gradient.setSpread(getattr(QtGui.QGradient, spread))

        cmode = prop.get('coordinatemode')
        if cmode:
            gradient.setCoordinateMode(getattr(QtGui.QGradient, cmode))

        # Get the gradient stops.
        for gstop in prop:
            if gstop.tag != 'gradientstop':
                raise UnsupportedPropertyError(gstop.tag)

            position = float(gstop.get('position'))
            color = self._color(gstop[0])

            gradient.setColorAt(position, color)

        return name

    def _palette(self, prop):
        palette = self.factory.createQObject("QPalette", "palette", (),
                is_attribute=False)

        for palette_elem in prop:
            sub_palette = getattr(QtGui.QPalette, palette_elem.tag.title())
            for role, color in enumerate(palette_elem):
                if color.tag == 'color':
                    # Handle simple colour descriptions where the role is
                    # implied by the colour's position.
                    palette.setColor(sub_palette,
                            QtGui.QPalette.ColorRole(role), self._color(color))
                elif color.tag == 'colorrole':
                    role = getattr(QtGui.QPalette, color.get('role'))
                    brush = self._brush(color[0])
                    palette.setBrush(sub_palette, role, brush)
                else:
                    raise UnsupportedPropertyError(color.tag)

        return palette

    def _brush(self, prop):
        brushstyle = prop.get('brushstyle')

        if brushstyle in ('LinearGradientPattern', 'ConicalGradientPattern', 'RadialGradientPattern'):
            gradient = self._gradient(prop[0])
            brush = self.factory.createQObject("QBrush", "brush", (gradient, ),
                    is_attribute=False)
        else:
            color = self._color(prop[0])
            brush = self.factory.createQObject("QBrush", "brush", (color, ),
                    is_attribute=False)

            brushstyle = getattr(QtCore.Qt, brushstyle)
            brush.setStyle(brushstyle)

        return brush

    #@needsWidget
    def _sizepolicy(self, prop, widget):
        values = [int(child.text) for child in prop]

        if len(values) == 2:
            # Qt v4.3.0 and later.
            horstretch, verstretch = values
            hsizetype = getattr(QtGui.QSizePolicy, prop.get('hsizetype'))
            vsizetype = getattr(QtGui.QSizePolicy, prop.get('vsizetype'))
        else:
            hsizetype, vsizetype, horstretch, verstretch = values
            hsizetype = QtGui.QSizePolicy.Policy(hsizetype)
            vsizetype = QtGui.QSizePolicy.Policy(vsizetype)

        sizePolicy = self.factory.createQObject("QSizePolicy", "sizePolicy",
                (hsizetype, vsizetype), is_attribute=False)
        sizePolicy.setHorizontalStretch(horstretch)
        sizePolicy.setVerticalStretch(verstretch)
        sizePolicy.setHeightForWidth(widget.sizePolicy().hasHeightForWidth())
        return sizePolicy
    _sizepolicy = needsWidget(_sizepolicy)

    # font needs special handling/conversion of all child elements.
    _font_attributes = (("Family",          str),
                        ("PointSize",       int),
                        ("Bold",            bool_),
                        ("Italic",          bool_),
                        ("Underline",       bool_),
                        ("Weight",          int),
                        ("StrikeOut",       bool_),
                        ("Kerning",         bool_),
                        ("StyleStrategy",   qfont_enum))

    def _font(self, prop):
        newfont = self.factory.createQObject("QFont", "font", (),
                                                     is_attribute = False)
        for attr, converter in self._font_attributes:
            v = prop.findtext("./%s" % (attr.lower(),))
            if v is None:
                continue

            getattr(newfont, "set%s" % (attr,))(converter(v))
        return newfont

    def _cursor(self, prop):
        return QtGui.QCursor(QtCore.Qt.CursorShape(int(prop.text)))

    def _cursorShape(self, prop):
        return QtGui.QCursor(getattr(QtCore.Qt, prop.text))

    def convert(self, prop, widget=None):
        try:
            func = getattr(self, "_" + prop[0].tag)
        except AttributeError:
            raise UnsupportedPropertyError(prop[0].tag)
        else:
            args = {}
            if getattr(func, "needsWidget", False):
                assert widget is not None
                args["widget"] = widget

            return func(prop[0], **args)


    def _getChild(self, elem_tag, elem, name, default=None):
        for prop in elem.findall(elem_tag):
            if prop.attrib["name"] == name:
                return self.convert(prop)
        else:
            return default

    def getProperty(self, elem, name, default=None):
        return self._getChild("property", elem, name, default)

    def getAttribute(self, elem, name, default=None):
        return self._getChild("attribute", elem, name, default)

    def setProperties(self, widget, elem):
        try:
            self.wclass = elem.attrib["class"]
        except KeyError:
            pass
        for prop in elem.findall("property"):
            prop_name = prop.attrib["name"]
            DEBUG("setting property %s" % (prop_name,))

            try:
                stdset = bool(int(prop.attrib["stdset"]))
            except KeyError:
                stdset = True

            if not stdset:
                self._setViaSetProperty(widget, prop)
            elif hasattr(self, prop_name):
                getattr(self, prop_name)(widget, prop)
            else:
                prop_value = self.convert(prop, widget)
                if prop_value is not None:
                    getattr(widget, "set%s%s" % (ascii_upper(prop_name[0]), prop_name[1:]))(prop_value)

    # SPECIAL PROPERTIES
    # If a property has a well-known value type but needs special,
    # context-dependent handling, the default behaviour can be overridden here.

    # Delayed properties will be set after the whole widget tree has been
    # populated.
    def _delayed_property(self, widget, prop):
        prop_value = self.convert(prop)
        if prop_value is not None:
            prop_name = prop.attrib["name"]
            self.delayed_props.append((widget, False,
                    'set%s%s' % (ascii_upper(prop_name[0]), prop_name[1:]),
                    prop_value))

    # These properties will be set with a widget.setProperty call rather than
    # calling the set<property> function.
    def _setViaSetProperty(self, widget, prop):
        prop_value = self.convert(prop)
        if prop_value is not None:
            prop_name = prop.attrib['name']

            # This appears to be a Designer/uic hack where stdset=0 means that
            # the viewport should be used.
            if prop[0].tag == 'cursorShape':
                widget.viewport().setProperty(prop_name, prop_value)
            else:
                widget.setProperty(prop_name, prop_value)

    # Ignore the property.
    def _ignore(self, widget, prop):
        pass

    # Define properties that use the canned handlers.
    currentIndex = _delayed_property
    currentRow = _delayed_property

    showDropIndicator = _setViaSetProperty
    intValue = _setViaSetProperty
    value = _setViaSetProperty

    objectName = _ignore
    leftMargin = _ignore
    topMargin = _ignore
    rightMargin = _ignore
    bottomMargin = _ignore
    horizontalSpacing = _ignore
    verticalSpacing = _ignore

    # tabSpacing is actually the spacing property of the widget's layout.
    def tabSpacing(self, widget, prop):
        prop_value = self.convert(prop)
        if prop_value is not None:
            self.delayed_props.append((widget, True, 'setSpacing', prop_value))

    # buddy setting has to be done after the whole widget tree has been
    # populated.  We can't use delay here because we cannot get the actual
    # buddy yet.
    def buddy(self, widget, prop):
        buddy_name = prop[0].text
        if buddy_name:
            self.buddies.append((widget, buddy_name))

    # geometry is handled specially if set on the toplevel widget.
    def geometry(self, widget, prop):
        if widget.objectName() == self.uiname:
            geom = int_list(prop[0])
            widget.resize(geom[2], geom[3])
        else:
            widget.setGeometry(self._rect(prop[0]))

    def orientation(self, widget, prop):
        # If the class is a QFrame, it's a line.
        if widget.metaObject().className() == "QFrame":
            widget.setFrameShape(
                {"Qt::Horizontal": QtGui.QFrame.HLine,
                 "Qt::Vertical"  : QtGui.QFrame.VLine}[prop[0].text])

            # In Qt Designer, lines appear to be sunken, QFormBuilder loads
            # them as such, uic generates plain lines.  We stick to the look in
            # Qt Designer.
            widget.setFrameShadow(QtGui.QFrame.Sunken)
        else:
            widget.setOrientation(self._enum(prop[0]))

    # The isWrapping attribute of QListView is named inconsistently, it should
    # be wrapping.
    def isWrapping(self, widget, prop):
        widget.setWrapping(self.convert(prop))

    # This is a pseudo-property injected to deal with setContentsMargin()
    # introduced in Qt v4.3.
    def pyuicContentsMargins(self, widget, prop):
        widget.setContentsMargins(*int_list(prop))

    # This is a pseudo-property injected to deal with setHorizontalSpacing()
    # and setVerticalSpacing() introduced in Qt v4.3.
    def pyuicSpacing(self, widget, prop):
        horiz, vert = int_list(prop)

        if horiz == vert:
            widget.setSpacing(horiz)
        else:
            if horiz >= 0:
                widget.setHorizontalSpacing(horiz)

            if vert >= 0:
                widget.setVerticalSpacing(vert)