This file is indexed.

/usr/share/pyshared/chavier/gui.py is in python-pycha 0.6.0-3.

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
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
# Copyright(c) 2007-2010 by Lorenzo Gil Sanchez <lorenzo.gil.sanchez@gmail.com>
#
# This file is part of Chavier.
#
# Chavier is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Chavier is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Chavier.  If not, see <http://www.gnu.org/licenses/>.

import pygtk
pygtk.require('2.0')
import gtk

from chavier.dialogs import (
    TextInputDialog, PointDialog, OptionDialog, RandomGeneratorDialog,
    AboutDialog, warning,
    )


class GUI(object):

    def __init__(self, app):
        self.app = app

        self.chart = None
        self.surface = None

        self.main_window = gtk.Window(gtk.WINDOW_TOPLEVEL)
        self.main_window.connect('delete_event', self.delete_event)
        self.main_window.connect('destroy', self.destroy)
        self.main_window.set_default_size(640, 480)
        self.main_window.set_title(u'Chavier')

        vbox = gtk.VBox()
        self.main_window.add(vbox)
        vbox.show()

        menubar, toolbar = self._create_ui_manager()

        vbox.pack_start(menubar, False, False)
        menubar.show()

        vbox.pack_start(toolbar, False, False)
        toolbar.show()

        hpaned = gtk.HPaned()
        vbox.pack_start(hpaned, True, True)
        hpaned.show()

        vpaned = gtk.VPaned()
        hpaned.add1(vpaned)
        vpaned.show()

        block1 = self._create_sidebar_block(u'Data sets',
                                            self._datasets_notebook_creator)
        self._create_dataset("Dataset 1")
        block1.set_size_request(-1, 200)

        vpaned.add1(block1)
        block1.show()

        block2 = self._create_sidebar_block(u'Options',
                                            self._options_treeview_creator)
        vpaned.add2(block2)
        block2.show()

        self.drawing_area = gtk.DrawingArea()
        self.drawing_area.connect('expose_event',
                                  self.drawing_area_expose_event)
        self.drawing_area.connect('size_allocate',
                                  self.drawing_area_size_allocate_event)
        hpaned.add2(self.drawing_area)
        self.drawing_area.show()

        self.main_window.show()

    def _create_ui_manager(self):
        self.uimanager = gtk.UIManager()
        accel_group = self.uimanager.get_accel_group()
        self.main_window.add_accel_group(accel_group)

        action_group = gtk.ActionGroup('default')
        action_group.add_actions([
                ('file', None, '_File', None, 'File', None),
                ('quit', gtk.STOCK_QUIT, None, None, 'Quit the program',
                 self.quit),

                ('edit', None, '_Edit', None, 'Edit', None),
                ('add_dataset', gtk.STOCK_ADD, '_Add dataset',
                 '<ctrl><alt>plus', 'Add another dataset', self.add_dataset),
                ('remove_dataset', gtk.STOCK_REMOVE, '_Remove dataset',
                 '<ctrl><alt>minus', 'Remove the current dataset',
                 self.remove_dataset),
                ('edit_dataset', gtk.STOCK_EDIT, '_Edit dataset name',
                 '<ctrl><alt>e', 'Edit the name of the current dataset',
                 self.edit_dataset),
                ('add_point', gtk.STOCK_ADD, 'Add _point', '<ctrl>plus',
                 'Add another point to the current dataset', self.add_point),
                ('remove_point', gtk.STOCK_REMOVE, 'Remove p_oint',
                 '<ctrl>minus',
                 'Remove the current point of the current dataset',
                 self.remove_point),
                ('edit_point', gtk.STOCK_EDIT, 'Edit po_int', '<ctrl>e',
                 'Edit the current point of the current dataset',
                 self.edit_point),
                ('edit_option', gtk.STOCK_EDIT, 'Edit op_tion', None,
                 'Edit the current option',
                 self.edit_option),

                ('view', None, '_View', None, 'View', None),
                ('refresh', gtk.STOCK_REFRESH, None, '<ctrl>r',
                 'Update the chart', self.refresh),

                ('tools', None, '_Tools', None, 'Tools', None),
                ('random-points', gtk.STOCK_EXECUTE, '_Generate random points',
                 '<ctrl>g', 'Generate random points',
                 self.generate_random_points),
                ('dump-chart-state', gtk.STOCK_CONVERT, '_Dump chart state',
                 '<ctrl>d', 'Dump internal chart variables',
                 self.dump_chart_state),
                ('help', None, '_Help', None, 'Help', None),
                ('about', gtk.STOCK_ABOUT, None, None, 'About this program',
                 self.about),
                ])
        action_group.add_radio_actions([
                ('verticalbar', None, '_Vertical bars', None,
                 'Use vertical bars chart', self.app.VERTICAL_BAR_TYPE),
                ('horizontalbar', None, '_Horizontal bars', None,
                 'Use horizontal bars chart', self.app.HORIZONTAL_BAR_TYPE),
                ('line', None, '_Line', None,
                 'Use lines chart', self.app.LINE_TYPE),
                ('pie', None, '_Pie', None,
                 'Use pie chart', self.app.PIE_TYPE),
                ('scatter', None, '_Scatter', None,
                 'Use scatter chart', self.app.SCATTER_TYPE),
                ('stackedverticalbar', None, '_Stacked Vertical bars', None,
                 'Use stacked vertical bars chart',
                 self.app.STACKED_VERTICAL_BAR_TYPE),
                ('stackedhorizontalbar', None, '_Stacked Horizontal bars', None,
                 'Use stacked horizontal bars chart',
                 self.app.STACKED_HORIZONTAL_BAR_TYPE),
                ], self.app.VERTICAL_BAR_TYPE, self.on_chart_type_change)
        self.uimanager.insert_action_group(action_group, -1)

        ui = """<ui>
  <menubar name="MenuBar">
    <menu action="file">
      <menuitem action="quit"/>
    </menu>
    <menu action="edit">
      <menuitem action="add_dataset"/>
      <menuitem action="remove_dataset"/>
      <menuitem action="edit_dataset"/>
      <separator />
      <menuitem action="add_point"/>
      <menuitem action="remove_point"/>
      <menuitem action="edit_point"/>
      <separator />
      <menuitem action="edit_option"/>
    </menu>
    <menu action="view">
      <menuitem action="refresh"/>
      <separator />
      <menuitem action="verticalbar"/>
      <menuitem action="horizontalbar"/>
      <menuitem action="stackedverticalbar"/>
      <menuitem action="stackedhorizontalbar"/>
      <menuitem action="line"/>
      <menuitem action="pie"/>
      <menuitem action="scatter"/>
    </menu>
    <menu action="tools">
      <menuitem action="random-points"/>
      <menuitem action="dump-chart-state"/>
    </menu>
    <menu action="help">
      <menuitem action="about"/>
    </menu>
  </menubar>
  <toolbar name="ToolBar">
    <toolitem action="quit"/>
    <separator />
    <toolitem action="add_dataset"/>
    <toolitem action="remove_dataset"/>
    <separator />
    <toolitem action="add_point"/>
    <toolitem action="remove_point"/>
    <separator />
    <toolitem action="refresh"/>
  </toolbar>
</ui>
"""
        self.uimanager.add_ui_from_string(ui)
        self.uimanager.ensure_update()
        menubar = self.uimanager.get_widget('/MenuBar')
        toolbar = self.uimanager.get_widget('/ToolBar')

        return menubar, toolbar

    def _create_sidebar_block(self, title, child_widget_creator):
        box = gtk.VBox(spacing=6)
        box.set_border_width(6)
        label = gtk.Label()
        label.set_markup(u'<span size="large" weight="bold">%s</span>' % title)
        label.set_alignment(0.0, 0.5)
        box.pack_start(label, False, False)
        label.show()

        child_widget = child_widget_creator()
        box.pack_start(child_widget, True, True)
        child_widget.show()

        return box

    def _datasets_notebook_creator(self):
        self.datasets_notebook = gtk.Notebook()
        self.datasets_notebook.set_scrollable(True)
        return self.datasets_notebook

    def _dataset_treeview_creator(self):
        store = gtk.ListStore(float, float)
        treeview = gtk.TreeView(store)

        column1 = gtk.TreeViewColumn('x', gtk.CellRendererText(), text=0)
        treeview.append_column(column1)

        column2 = gtk.TreeViewColumn('y', gtk.CellRendererText(), text=1)
        treeview.append_column(column2)

        treeview.connect('row-activated', self.dataset_treeview_row_activated)

        scrolled_window = gtk.ScrolledWindow()
        scrolled_window.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
        scrolled_window.add(treeview)
        treeview.show()

        return scrolled_window

    def _options_treeview_creator(self):
        self.options_store = gtk.TreeStore(str, str, object)
        options = self.app.get_default_options()
        self._fill_options_store(options, None, self.app.OPTIONS_TYPES)

        self.options_treeview = gtk.TreeView(self.options_store)

        column1 = gtk.TreeViewColumn('Name', gtk.CellRendererText(), text=0)
        self.options_treeview.append_column(column1)

        column2 = gtk.TreeViewColumn('Value', gtk.CellRendererText(), text=1)
        self.options_treeview.append_column(column2)

        self.options_treeview.expand_all()

        self.options_treeview.connect('row-activated',
                                      self.options_treeview_row_activated)

        scrolled_window = gtk.ScrolledWindow()
        scrolled_window.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
        scrolled_window.add(self.options_treeview)
        self.options_treeview.show()

        return scrolled_window

    def _fill_options_store(self, options, parent_node, types):
        for name, value in options.items():
            value_type = types[name]
            if isinstance(value, dict):
                current_parent = self.options_store.append(parent_node,
                                                           (name, None, None))
                self._fill_options_store(value, current_parent, value_type)

            else:
                if value is not None:
                    value = str(value)
                self.options_store.append(parent_node,
                                          (name, value, value_type))

    def _get_current_dataset_tab(self):
        current_tab = self.datasets_notebook.get_current_page()
        if current_tab != -1:
            return self.datasets_notebook.get_nth_page(current_tab)

    def _create_dataset(self, name):
        scrolled_window = self._dataset_treeview_creator()
        scrolled_window.show()
        label = gtk.Label(name)
        self.datasets_notebook.append_page(scrolled_window, label)

    def _get_datasets(self):
        datasets = []
        n_pages = self.datasets_notebook.get_n_pages()
        for i in range(n_pages):
            tab = self.datasets_notebook.get_nth_page(i)
            label = self.datasets_notebook.get_tab_label(tab)
            name = label.get_label()
            treeview = tab.get_children()[0]
            model = treeview.get_model()
            points = [(x, y) for x, y in model]
            if len(points) > 0:
                datasets.append((name, points))
        return datasets

    def _get_chart_type(self):
        action_group = self.uimanager.get_action_groups()[0]
        action = action_group.get_action('verticalbar')
        return action.get_current_value()

    def _get_options(self, iter):
        options = {}
        while iter is not None:
            name, value, value_type = self.options_store.get(iter, 0, 1, 2)
            if value_type is None:
                child = self.options_store.iter_children(iter)
                options[name] = self._get_options(child)
            else:
                if value is not None:
                    converter = str_converters[value_type]
                    value = converter(value)
                options[name] = value

            iter = self.options_store.iter_next(iter)

        return options

    def _edit_point_internal(self, model, iter):
        x, y = model.get(iter, 0, 1)

        dialog = PointDialog(self.main_window, x, y)
        response = dialog.run()
        if response == gtk.RESPONSE_ACCEPT:
            x, y = dialog.get_point()
            model.set(iter, 0, x, 1, y)
            self.refresh()
        dialog.destroy()

    def _edit_option_internal(self, model, iter):
        name, value, value_type = model.get(iter, 0, 1, 2)
        parents = []
        parent = model.iter_parent(iter)
        while parent is not None:
            parents.append(model.get_value(parent, 0))
            parent = model.iter_parent(parent)
        parents.reverse()
        parents.append(name)
        label = u'.'.join(parents)

        dialog = OptionDialog(self.main_window, label, value, value_type)
        response = dialog.run()
        if response == gtk.RESPONSE_ACCEPT:
            new_value = dialog.get_value()
            if new_value == "":
                new_value = None
            model.set_value(iter, 1, new_value)
            self.refresh()
        dialog.destroy()

    def delete_event(self, widget, event, data=None):
        return False

    def destroy(self, widget, data=None):
        gtk.main_quit()

    def drawing_area_expose_event(self, widget, event, data=None):
        if self.chart is None:
            return

        cr = widget.window.cairo_create()
        cr.rectangle(event.area.x, event.area.y,
                     event.area.width, event.area.height)
        cr.clip()
        cr.set_source_surface(self.chart.surface, 0, 0)
        cr.paint()

    def drawing_area_size_allocate_event(self, widget, event, data=None):
        if self.chart is not None:
            self.refresh()

    def on_chart_type_change(self, action, current, data=None):
        if self.chart is not None:
            self.refresh()

    def dataset_treeview_row_activated(self, treeview, path, view_column):
        model = treeview.get_model()
        iter = model.get_iter(path)
        self._edit_point_internal(model, iter)

    def options_treeview_row_activated(self, treeview, path, view_column):
        model = treeview.get_model()
        iter = model.get_iter(path)
        self._edit_option_internal(model, iter)

    def quit(self, action):
        self.main_window.destroy()

    def add_dataset(self, action):
        n_pages = self.datasets_notebook.get_n_pages()
        suggested_name = u'Dataset %d' % (n_pages + 1)
        dialog = TextInputDialog(self.main_window, suggested_name)
        response = dialog.run()
        if response == gtk.RESPONSE_ACCEPT:
            name = dialog.get_name()
            self._create_dataset(name)
            self.datasets_notebook.set_current_page(n_pages)
        dialog.destroy()

    def remove_dataset(self, action):
        current_tab = self.datasets_notebook.get_current_page()
        assert current_tab != -1

        self.datasets_notebook.remove_page(current_tab)

    def edit_dataset(self, action):
        tab = self._get_current_dataset_tab()
        assert tab is not None

        label = self.datasets_notebook.get_tab_label(tab)
        name = label.get_label()
        dialog = TextInputDialog(self.main_window, name)
        response = dialog.run()
        if response == gtk.RESPONSE_ACCEPT:
            name = dialog.get_name()
            label.set_label(name)
        dialog.destroy()

    def add_point(self, action):
        tab = self._get_current_dataset_tab()
        assert tab is not None

        treeview = tab.get_children()[0]
        model = treeview.get_model()

        dialog = PointDialog(self.main_window, len(model) * 1.0, 0.0)
        response = dialog.run()
        if response == gtk.RESPONSE_ACCEPT:
            x, y = dialog.get_point()
            model.append((x, y))
            self.refresh()
        dialog.destroy()

    def remove_point(self, action):
        tab = self._get_current_dataset_tab()
        assert tab is not None

        treeview = tab.get_children()[0]
        selection = treeview.get_selection()
        model, selected = selection.get_selected()
        if selected is None:
            warning(self.main_window, "You must select the point to remove")
            return

        model.remove(selected)
        self.refresh()

    def edit_point(self, action):
        tab = self._get_current_dataset_tab()
        assert tab is not None

        treeview = tab.get_children()[0]
        selection = treeview.get_selection()
        model, selected = selection.get_selected()
        if selected is None:
            warning(self.main_window, "You must select the point to edit")
            return

        self._edit_point_internal(model, selected)

    def edit_option(self, action):
        selection = self.options_treeview.get_selection()
        model, selected = selection.get_selected()
        if selected is None:
            warning(self.main_window, "You must select the option to edit")
            return

        self._edit_option_internal(model, selected)

    def refresh(self, action=None):
        datasets = self._get_datasets()
        if datasets:
            root = self.options_store.get_iter_first()
            options = self._get_options(root)

            chart_type = self._get_chart_type()
            alloc = self.drawing_area.get_allocation()
            self.chart = self.app.get_chart(datasets, options, chart_type,
                                            alloc.width, alloc.height)
            self.drawing_area.queue_draw()
        else:
            self.chart = None

    def generate_random_points(self, action=None):
        tab = self._get_current_dataset_tab()
        assert tab is not None

        treeview = tab.get_children()[0]
        model = treeview.get_model()

        dialog = RandomGeneratorDialog(self.main_window)
        response = dialog.run()
        if response == gtk.RESPONSE_ACCEPT:
            points = dialog.generate_points()
            for point in points:
                model.append(point)
            self.refresh()
        dialog.destroy()

    def dump_chart_state(self, action=None):
        if self.chart is None:
            return

        alloc = self.drawing_area.get_allocation()

        print 'CHART STATE'
        print '-' * 70
        print 'surface: %d x %d' % (alloc.width, alloc.height)
        print 'area   :', self.chart.area
        print
        print 'minxval:', self.chart.minxval
        print 'maxxval:', self.chart.maxxval
        print 'xrange :', self.chart.xrange
        print
        print 'minyval:', self.chart.minyval
        print 'maxyval:', self.chart.maxyval
        print 'yrange :', self.chart.yrange

    def about(self, action=None):
        dialog = AboutDialog(self.main_window)
        dialog.run()
        dialog.destroy()

    def run(self):
        gtk.main()


def str2bool(str):
    if str.lower() == "true":
        return True
    else:
        return False


str_converters = {
    str: str,
    int: int,
    float: float,
    unicode: unicode,
    bool: str2bool,
}