[811] | 1 | # A widget which is a generic list of flights
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| 2 |
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| 3 | #-----------------------------------------------------------------------------
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| 4 |
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| 5 | from mlx.gui.common import *
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| 6 |
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[819] | 7 | import mlx.const as const
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| 8 |
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[811] | 9 | #-----------------------------------------------------------------------------
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| 10 |
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| 11 | class ColumnDescriptor(object):
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| 12 | """A descriptor for a column in the list."""
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| 13 | def __init__(self, attribute, heading, type = str,
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| 14 | convertFn = None, renderer = gtk.CellRendererText(),
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[822] | 15 | extraColumnAttributes = None, sortable = False,
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| 16 | defaultSortable = False):
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[811] | 17 | """Construct the descriptor."""
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| 18 | self._attribute = attribute
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| 19 | self._heading = heading
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| 20 | self._type = type
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| 21 | self._convertFn = convertFn
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| 22 | self._renderer = renderer
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| 23 | self._extraColumnAttributes = extraColumnAttributes
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[814] | 24 | self._sortable = sortable
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[822] | 25 | self._defaultSortable = defaultSortable
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| 26 |
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| 27 | @property
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| 28 | def defaultSortable(self):
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| 29 | """Determine if this column is the default sortable one."""
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| 30 | return self._defaultSortable
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[811] | 31 |
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| 32 | def appendType(self, types):
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| 33 | """Append the type of this column to the given list of types."""
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| 34 | types.append(self._type)
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| 35 |
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| 36 | def getViewColumn(self, index):
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| 37 | """Get a new column object for a tree view.
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| 38 |
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| 39 | @param index is the 0-based index of the column."""
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| 40 | if self._extraColumnAttributes is None:
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| 41 | if isinstance(self._renderer, gtk.CellRendererText):
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| 42 | extraColumnAttributes = {"text" : index}
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| 43 | else:
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| 44 | extraColumnAttributes = {}
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| 45 | else:
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| 46 | extraColumnAttributes = self._extraColumnAttributes
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| 47 |
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| 48 | column = gtk.TreeViewColumn(self._heading, self._renderer,
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| 49 | text = index)
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| 50 | column.set_expand(True)
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[814] | 51 | if self._sortable:
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| 52 | column.set_sort_column_id(index)
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| 53 | column.set_sort_indicator(True)
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[811] | 54 |
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| 55 | return column
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| 56 |
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| 57 | def getValueFrom(self, flight):
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| 58 | """Get the value from the given flight."""
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| 59 | value = getattr(flight, self._attribute)
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| 60 | return self._type(value) if self._convertFn is None \
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[819] | 61 | else self._convertFn(value, flight)
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[811] | 62 |
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| 63 | #-----------------------------------------------------------------------------
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| 64 |
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| 65 | class FlightList(gtk.Alignment):
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| 66 | """Construct the flight list.
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| 67 |
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| 68 | This is a complete widget with a scroll window. It is alignment centered
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| 69 | horizontally and expandable vertically."""
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[818] | 70 |
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| 71 | defaultColumnDescriptors = [
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| 72 | ColumnDescriptor("callsign", xstr("flightsel_no")),
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| 73 | ColumnDescriptor("departureTime", xstr("flightsel_deptime"),
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[822] | 74 | sortable = True, defaultSortable = True),
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[818] | 75 | ColumnDescriptor("departureICAO", xstr("flightsel_from"),
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| 76 | sortable = True),
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| 77 | ColumnDescriptor("arrivalICAO", xstr("flightsel_to"), sortable = True)
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| 78 | ]
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| 79 |
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| 80 | def __init__(self, columnDescriptors = defaultColumnDescriptors,
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[823] | 81 | popupMenuProducer = None, widthRequest = None,
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| 82 | multiSelection = False):
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[811] | 83 | """Construct the flight list with the given column descriptors."""
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| 84 |
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| 85 | self._columnDescriptors = columnDescriptors
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| 86 | self._popupMenuProducer = popupMenuProducer
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| 87 | self._popupMenu = None
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| 88 |
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[814] | 89 | types = [int]
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[822] | 90 | defaultSortableIndex = None
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[811] | 91 | for columnDescriptor in self._columnDescriptors:
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[822] | 92 | if columnDescriptor.defaultSortable:
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| 93 | defaultSortableIndex = len(types)
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[811] | 94 | columnDescriptor.appendType(types)
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| 95 |
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| 96 | self._model = gtk.ListStore(*types)
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[822] | 97 | if defaultSortableIndex is not None:
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| 98 | self._model.set_sort_column_id(defaultSortableIndex,
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| 99 | SORT_ASCENDING)
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[811] | 100 | self._view = gtk.TreeView(self._model)
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| 101 |
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[814] | 102 | flightIndexColumn = gtk.TreeViewColumn()
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| 103 | flightIndexColumn.set_visible(False)
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| 104 | self._view.append_column(flightIndexColumn)
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| 105 |
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| 106 | index = 1
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[811] | 107 | for columnDescriptor in self._columnDescriptors:
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| 108 | column = columnDescriptor.getViewColumn(index)
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| 109 | self._view.append_column(column)
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| 110 | index += 1
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| 111 |
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| 112 | self._view.connect("row-activated", self._rowActivated)
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| 113 | self._view.connect("button-press-event", self._buttonPressEvent)
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| 114 |
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| 115 | selection = self._view.get_selection()
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| 116 | selection.connect("changed", self._selectionChanged)
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[823] | 117 | if multiSelection:
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| 118 | selection.set_mode(SELECTION_MULTIPLE)
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[811] | 119 |
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| 120 | scrolledWindow = gtk.ScrolledWindow()
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| 121 | scrolledWindow.add(self._view)
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| 122 | if widthRequest is not None:
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| 123 | scrolledWindow.set_size_request(widthRequest, -1)
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| 124 | # FIXME: these should be constants in common.py
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| 125 | scrolledWindow.set_policy(gtk.PolicyType.AUTOMATIC if pygobject
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| 126 | else gtk.POLICY_AUTOMATIC,
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| 127 | gtk.PolicyType.AUTOMATIC if pygobject
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| 128 | else gtk.POLICY_AUTOMATIC)
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| 129 | scrolledWindow.set_shadow_type(gtk.ShadowType.IN if pygobject
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| 130 | else gtk.SHADOW_IN)
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| 131 |
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| 132 | super(FlightList, self).__init__(xalign = 0.5, yalign = 0.0,
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| 133 | xscale = 0.0, yscale = 1.0)
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| 134 | self.add(scrolledWindow)
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| 135 |
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| 136 | @property
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[823] | 137 | def selectedIndexes(self):
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| 138 | """Get the indexes of the selected entries, if any.
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| 139 |
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| 140 | The indexes are sorted."""
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[811] | 141 | selection = self._view.get_selection()
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[823] | 142 | (model, rows) = selection.get_selected_rows()
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| 143 |
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| 144 | indexes = [self._getIndexForPath(path) for path in rows]
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| 145 | indexes.sort()
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| 146 | return indexes
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[811] | 147 |
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[815] | 148 | @property
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| 149 | def hasFlights(self):
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| 150 | """Determine if there are any flights in the list."""
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| 151 | return self._model.get_iter_root() is not None
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| 152 |
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[811] | 153 | def clear(self):
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| 154 | """Clear the model."""
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| 155 | self._model.clear()
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| 156 |
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| 157 | def addFlight(self, flight):
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| 158 | """Add the given booked flight."""
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[814] | 159 | values = [self._model.iter_n_children(None)]
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[811] | 160 | for columnDescriptor in self._columnDescriptors:
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| 161 | values.append(columnDescriptor.getValueFrom(flight))
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| 162 | self._model.append(values)
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| 163 |
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[823] | 164 | def removeFlights(self, indexes):
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| 165 | """Remove the flights with the given indexes."""
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[816] | 166 | model = self._model
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| 167 | idx = 0
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| 168 | iter = model.get_iter_first()
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| 169 | while iter is not None:
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| 170 | nextIter = model.iter_next(iter)
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[823] | 171 | if model.get_value(iter, 0) in indexes:
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[816] | 172 | model.remove(iter)
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| 173 | else:
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| 174 | model.set_value(iter, 0, idx)
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| 175 | idx += 1
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| 176 | iter = nextIter
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| 177 |
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[823] | 178 | def _getIndexForPath(self, path):
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| 179 | """Get the index for the given path."""
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| 180 | iter = self._model.get_iter(path)
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| 181 | return self._model.get_value(iter, 0)
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| 182 |
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[811] | 183 | def _rowActivated(self, flightList, path, column):
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| 184 | """Called when a row is selected."""
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[823] | 185 | self.emit("row-activated", self._getIndexForPath(path))
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[811] | 186 |
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| 187 | def _buttonPressEvent(self, widget, event):
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| 188 | """Called when a mouse button is pressed or released."""
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[817] | 189 | if event.type!=EVENT_BUTTON_PRESS or event.button!=3 or \
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| 190 | self._popupMenuProducer is None:
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[811] | 191 | return
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| 192 |
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| 193 | (path, _, _, _) = self._view.get_path_at_pos(int(event.x),
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| 194 | int(event.y))
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| 195 | selection = self._view.get_selection()
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| 196 | selection.unselect_all()
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| 197 | selection.select_path(path)
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| 198 |
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| 199 | if self._popupMenu is None:
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| 200 | self._popupMenu = self._popupMenuProducer()
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| 201 | menu = self._popupMenu
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| 202 | if pygobject:
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| 203 | menu.popup(None, None, None, None, event.button, event.time)
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| 204 | else:
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| 205 | menu.popup(None, None, None, event.button, event.time)
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| 206 |
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| 207 | def _selectionChanged(self, selection):
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| 208 | """Called when the selection has changed."""
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[823] | 209 | self.emit("selection-changed", self.selectedIndexes)
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[811] | 210 |
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| 211 | #-------------------------------------------------------------------------------
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| 212 |
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| 213 | gobject.signal_new("row-activated", FlightList, gobject.SIGNAL_RUN_FIRST,
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| 214 | None, (int,))
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| 215 |
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| 216 | gobject.signal_new("selection-changed", FlightList, gobject.SIGNAL_RUN_FIRST,
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| 217 | None, (object,))
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| 218 |
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| 219 | #-----------------------------------------------------------------------------
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[819] | 220 |
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| 221 | class PendingFlightsFrame(gtk.Frame):
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| 222 | """A frame for a list of pending (reported or rejected) flights.
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| 223 |
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| 224 | It contains the list and the buttons available."""
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| 225 | def getAircraft(tailNumber, bookedFlight):
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| 226 | """Get the aircraft from the given booked flight.
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| 227 |
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| 228 | This is the tail number followed by the ICAO code of the aircraft's
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| 229 | type."""
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| 230 | return tailNumber + \
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| 231 | " (" + const.icaoCodes[bookedFlight.aircraftType] + ")"
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| 232 |
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| 233 | columnDescriptors = [
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| 234 | ColumnDescriptor("callsign", xstr("flightsel_no")),
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| 235 | ColumnDescriptor("departureTime", xstr("flightsel_deptime"),
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[822] | 236 | sortable = True, defaultSortable = True),
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[819] | 237 | ColumnDescriptor("departureICAO", xstr("flightsel_from"),
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| 238 | sortable = True),
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| 239 | ColumnDescriptor("arrivalICAO", xstr("flightsel_to"),
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| 240 | sortable = True),
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| 241 | ColumnDescriptor("tailNumber", xstr("pendflt_acft"),
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| 242 | convertFn = getAircraft)
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| 243 | ]
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| 244 |
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[830] | 245 | def __init__(self, which, wizard, window, pirepEditable = False):
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[819] | 246 | """Construct the frame with the given title."""
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| 247 | super(PendingFlightsFrame, self).__init__(xstr("pendflt_title_" + which))
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| 248 |
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| 249 | self._which = which
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| 250 | self._wizard = wizard
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[824] | 251 | self._window = window
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[830] | 252 | self._pirepEditable = pirepEditable
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[819] | 253 |
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| 254 | alignment = gtk.Alignment(xscale = 1.0, yscale = 1.0)
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| 255 | alignment.set_padding(padding_top = 2, padding_bottom = 8,
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| 256 | padding_left = 4, padding_right = 4)
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| 257 |
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| 258 | hbox = gtk.HBox()
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| 259 |
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| 260 | self._flights = []
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| 261 | self._flightList = FlightList(columnDescriptors =
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| 262 | PendingFlightsFrame.columnDescriptors,
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[823] | 263 | widthRequest = 500, multiSelection = True)
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[819] | 264 | self._flightList.connect("selection-changed", self._selectionChanged)
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| 265 |
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| 266 | hbox.pack_start(self._flightList, True, True, 4)
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| 267 |
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| 268 | buttonBox = gtk.VBox()
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| 269 |
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[830] | 270 | self._editButton = gtk.Button(xstr("pendflt_" +
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| 271 | ("edit" if pirepEditable else
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| 272 | "view") + "_" + which))
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[819] | 273 | self._editButton.set_sensitive(False)
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[830] | 274 | self._editButton.connect("clicked", self._editClicked)
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[819] | 275 | buttonBox.pack_start(self._editButton, False, False, 2)
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| 276 |
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| 277 | self._reflyButton = gtk.Button(xstr("pendflt_refly_" + which))
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| 278 | self._reflyButton.set_sensitive(False)
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[821] | 279 | self._reflyButton.connect("clicked", self._reflyClicked)
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[819] | 280 | buttonBox.pack_start(self._reflyButton, False, False, 2)
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| 281 |
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| 282 | self._deleteButton = gtk.Button(xstr("pendflt_delete_" + which))
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| 283 | self._deleteButton.set_sensitive(False)
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[824] | 284 | self._deleteButton.connect("clicked", self._deleteClicked)
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[819] | 285 | buttonBox.pack_start(self._deleteButton, False, False, 2)
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| 286 |
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| 287 | hbox.pack_start(buttonBox, False, False, 4)
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| 288 |
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| 289 | alignment.add(hbox)
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| 290 | self.add(alignment)
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| 291 |
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| 292 | @property
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| 293 | def hasFlights(self):
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| 294 | """Determine if there are any flights in the list."""
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| 295 | return self._flightList.hasFlights
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| 296 |
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| 297 | def clear(self):
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| 298 | """Clear the lists."""
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| 299 | self._flights = []
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| 300 | self._flightList.clear()
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| 301 |
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| 302 | def addFlight(self, flight):
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| 303 | """Add a flight to the list."""
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| 304 | self._flights.append(flight)
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| 305 | self._flightList.addFlight(flight)
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| 306 |
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[823] | 307 | def _selectionChanged(self, flightList, selectedIndexes):
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[819] | 308 | """Called when the selection in the list has changed."""
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[823] | 309 | self._editButton.set_sensitive(len(selectedIndexes)==1)
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| 310 | self._reflyButton.set_sensitive(len(selectedIndexes)>0)
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| 311 | self._deleteButton.set_sensitive(len(selectedIndexes)>0)
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[819] | 312 |
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[830] | 313 | def _editClicked(self, button):
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| 314 | """Called when the Edit button is clicked."""
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| 315 | gui = self._wizard.gui
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| 316 | gui.beginBusy(xstr("pendflt_pirep_busy"))
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| 317 | self.set_sensitive(False)
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| 318 |
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| 319 | indexes = self._flightList.selectedIndexes
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| 320 | assert(len(indexes)==1)
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| 321 |
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| 322 | flightID = self._flights[indexes[0]].id
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| 323 | gui.webHandler.getPIREP(self._pirepResultCallback, flightID)
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| 324 |
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| 325 | def _pirepResultCallback(self, returned, result):
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| 326 | """Called when the PIREP query result is available."""
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| 327 | gobject.idle_add(self._handlePIREPResult, returned, result)
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| 328 |
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| 329 | def _handlePIREPResult(self, returned, result):
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| 330 | """Handle the refly result."""
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| 331 |
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| 332 | self.set_sensitive(True)
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| 333 | gui = self._wizard.gui
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| 334 | gui.endBusy()
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| 335 |
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| 336 | if returned:
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| 337 | if self._pirepEditable:
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| 338 | gui.editPIREP(result.pirep)
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| 339 | else:
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| 340 | gui.viewPIREP(result.pirep)
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| 341 |
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[821] | 342 | def _reflyClicked(self, button):
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| 343 | """Called when the Refly button is clicked."""
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[827] | 344 | if askYesNo(xstr("pendflt_refly_question"), parent = self._window):
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[825] | 345 | gui = self._wizard.gui
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| 346 | gui.beginBusy(xstr("pendflt_refly_busy"))
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| 347 | self.set_sensitive(False)
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| 348 |
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| 349 | flightIDs = [self._flights[i].id
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| 350 | for i in self._flightList.selectedIndexes]
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| 351 | gui.webHandler.reflyFlights(self._reflyResultCallback, flightIDs)
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[821] | 352 |
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| 353 | def _reflyResultCallback(self, returned, result):
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| 354 | """Called when the refly result is available."""
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| 355 | gobject.idle_add(self._handleReflyResult, returned, result)
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| 356 |
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| 357 | def _handleReflyResult(self, returned, result):
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| 358 | """Handle the refly result."""
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| 359 |
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| 360 | self.set_sensitive(True)
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| 361 | gui = self._wizard.gui
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| 362 | gui.endBusy()
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| 363 |
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| 364 | print "PendingFlightsFrame._handleReflyResult", returned, result
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| 365 |
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| 366 | if returned:
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[823] | 367 | indexes = self._flightList.selectedIndexes
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[821] | 368 |
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[823] | 369 | flights = [self._flights[index] for index in indexes]
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[821] | 370 |
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[823] | 371 | self._flightList.removeFlights(indexes)
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| 372 | for index in indexes[::-1]:
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| 373 | del self._flights[index]
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[821] | 374 |
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[823] | 375 | for flight in flights:
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| 376 | self._wizard.reflyFlight(flight)
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[828] | 377 | self._window.checkFlights()
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| 378 | else:
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| 379 | communicationErrorDialog()
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[821] | 380 |
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[824] | 381 | def _deleteClicked(self, button):
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| 382 | """Called when the Delete button is clicked."""
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[827] | 383 | if askYesNo(xstr("flight_delete_question"), parent = self._window):
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[824] | 384 | gui = self._wizard.gui
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| 385 | gui.beginBusy(xstr("pendflt_refly_busy"))
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| 386 | self.set_sensitive(False)
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| 387 |
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| 388 | flightIDs = [self._flights[i].id
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| 389 | for i in self._flightList.selectedIndexes]
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| 390 | gui.webHandler.deleteFlights(self._deleteResultCallback, flightIDs)
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| 391 |
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| 392 | def _deleteResultCallback(self, returned, result):
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| 393 | """Called when the deletion result is available."""
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| 394 | gobject.idle_add(self._handleDeleteResult, returned, result)
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| 395 |
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| 396 | def _handleDeleteResult(self, returned, result):
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| 397 | """Handle the delete result."""
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| 398 |
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| 399 | self.set_sensitive(True)
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| 400 | gui = self._wizard.gui
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| 401 | gui.endBusy()
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| 402 |
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| 403 | print "PendingFlightsFrame._handleDeleteResult", returned, result
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| 404 |
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| 405 | if returned:
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| 406 | indexes = self._flightList.selectedIndexes
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| 407 |
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| 408 | flights = [self._flights[index] for index in indexes]
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| 409 |
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| 410 | self._flightList.removeFlights(indexes)
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| 411 | for index in indexes[::-1]:
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| 412 | del self._flights[index]
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| 413 |
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| 414 | for flight in flights:
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| 415 | self._wizard.deleteFlight(flight)
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[828] | 416 | self._window.checkFlights()
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| 417 | else:
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| 418 | communicationErrorDialog()
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[821] | 419 |
|
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[819] | 420 | #-----------------------------------------------------------------------------
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| 421 |
|
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| 422 | class PendingFlightsWindow(gtk.Window):
|
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| 423 | """The window to display the lists of the pending (reported or rejected)
|
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| 424 | flights."""
|
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| 425 | def __init__(self, wizard):
|
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| 426 | """Construct the window"""
|
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| 427 | super(PendingFlightsWindow, self).__init__()
|
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| 428 |
|
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| 429 | gui = wizard.gui
|
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| 430 |
|
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| 431 | self.set_title(WINDOW_TITLE_BASE + " - " + xstr("pendflt_title"))
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| 432 | self.set_size_request(-1, 450)
|
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| 433 | self.set_transient_for(gui.mainWindow)
|
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| 434 | self.set_modal(True)
|
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| 435 |
|
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| 436 | mainAlignment = gtk.Alignment(xalign = 0.5, yalign = 0.5,
|
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| 437 | xscale = 1.0, yscale = 1.0)
|
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| 438 | mainAlignment.set_padding(padding_top = 0, padding_bottom = 12,
|
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| 439 | padding_left = 8, padding_right = 8)
|
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| 440 |
|
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| 441 | vbox = gtk.VBox()
|
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| 442 |
|
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[830] | 443 | self._reportedFrame = PendingFlightsFrame("reported", wizard, self,
|
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| 444 | True)
|
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[819] | 445 | vbox.pack_start(self._reportedFrame, True, True, 2)
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| 446 |
|
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[824] | 447 | self._rejectedFrame = PendingFlightsFrame("rejected", wizard, self)
|
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[819] | 448 | vbox.pack_start(self._rejectedFrame, True, True, 2)
|
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| 449 |
|
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| 450 | alignment = gtk.Alignment(xalign = 0.5, yalign = 0.5,
|
---|
| 451 | xscale = 0.0, yscale = 0.0)
|
---|
| 452 | self._closeButton = gtk.Button(xstr("button_ok"))
|
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| 453 | self._closeButton.connect("clicked", self._closeClicked)
|
---|
| 454 | alignment.add(self._closeButton)
|
---|
| 455 | vbox.pack_start(alignment, False, False, 2)
|
---|
| 456 |
|
---|
| 457 | mainAlignment.add(vbox)
|
---|
| 458 |
|
---|
| 459 | self.add(mainAlignment)
|
---|
| 460 |
|
---|
| 461 | self.connect("key-press-event", self._keyPressed)
|
---|
| 462 |
|
---|
| 463 | @property
|
---|
| 464 | def hasFlights(self):
|
---|
| 465 | """Determine if the window has any flights."""
|
---|
| 466 | return self._reportedFrame.hasFlights or self._rejectedFrame.hasFlights
|
---|
| 467 |
|
---|
| 468 | def clear(self):
|
---|
| 469 | """Clear the lists."""
|
---|
| 470 | self._reportedFrame.clear()
|
---|
| 471 | self._rejectedFrame.clear()
|
---|
| 472 |
|
---|
| 473 | def addReportedFlight(self, flight):
|
---|
| 474 | """Add a reported flight."""
|
---|
| 475 | self._reportedFrame.addFlight(flight)
|
---|
| 476 |
|
---|
| 477 | def addRejectedFlight(self, flight):
|
---|
| 478 | """Add a rejected flight."""
|
---|
| 479 | self._rejectedFrame.addFlight(flight)
|
---|
| 480 |
|
---|
[828] | 481 | def checkFlights(self):
|
---|
| 482 | """Check if there are any flights in any of the lists, and close the
|
---|
| 483 | window if not."""
|
---|
| 484 | if not self.hasFlights:
|
---|
| 485 | self.emit("delete-event", None)
|
---|
| 486 |
|
---|
[819] | 487 | def _closeClicked(self, button):
|
---|
| 488 | """Called when the Close button is clicked.
|
---|
| 489 |
|
---|
| 490 | A 'delete-event' is emitted to close the window."""
|
---|
| 491 | self.emit("delete-event", None)
|
---|
| 492 |
|
---|
| 493 | def _keyPressed(self, window, event):
|
---|
| 494 | """Called when a key is pressed in the window.
|
---|
| 495 |
|
---|
| 496 | If the Escape key is pressed, 'delete-event' is emitted to close the
|
---|
| 497 | window."""
|
---|
| 498 | if gdk.keyval_name(event.keyval) == "Escape":
|
---|
| 499 | self.emit("delete-event", None)
|
---|
| 500 | return True
|
---|
| 501 |
|
---|
| 502 | #-----------------------------------------------------------------------------
|
---|