[433] | 1 | # Module to handle the GUI aspects of the table of the delay codes
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| 2 |
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| 3 | #------------------------------------------------------------------------------
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| 4 |
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[919] | 5 | from .dcdata import CAPTION, DELAYCODE, getTable
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[439] | 6 |
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[433] | 7 | from mlx.gui.common import *
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| 8 |
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[436] | 9 | import mlx.const as const
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| 10 |
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[433] | 11 | #------------------------------------------------------------------------------
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| 12 |
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[996] | 13 | class Viewport(Gtk.Viewport):
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[994] | 14 | """Viewport implementation that alleviates the problem with improper
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| 15 | resizing by the VBox."""
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| 16 | def __init__(self):
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| 17 | """Construct the viewport."""
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[996] | 18 | Gtk.Viewport.__init__(self)
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[994] | 19 | self._recursive = False
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| 20 | self._vboxHeight = None
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[433] | 21 |
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[994] | 22 | def setVBOXHeight(self, vboxHeight):
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| 23 | """Set the height of the VBox which will be used to calculate the
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| 24 | viewport's height."""
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| 25 | self._vboxHeight = vboxHeight
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[433] | 26 |
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[994] | 27 | def do_size_allocate(self, allocation):
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| 28 | """Called when the viewport's size is allocated.
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[433] | 29 |
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[994] | 30 | The height in the allocation object is modified so that it is only
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| 31 | so high to fit into the VBox."""
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| 32 | if self._vboxHeight is not None:
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| 33 | allocation.y += 1
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| 34 | allocation.height = self._vboxHeight - allocation.y
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| 35 | self._vboxHeight = None
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[996] | 36 | Gtk.Viewport.do_size_allocate(self, allocation)
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[433] | 37 |
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[996] | 38 | class DelayCodeTableBase(Gtk.VBox, Gtk.Scrollable):
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[994] | 39 | """PyGObject-specific base class for the delay code table."""
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| 40 | __gproperties__ = {
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[996] | 41 | "vscroll-policy" : ( Gtk.ScrollablePolicy,
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[994] | 42 | "vscroll-policy",
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| 43 | "The vertical scrolling policy",
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[996] | 44 | Gtk.ScrollablePolicy.MINIMUM,
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[995] | 45 | GObject.PARAM_READWRITE ),
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[996] | 46 | "vadjustment" : ( Gtk.Adjustment,
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[994] | 47 | "vadjustment",
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| 48 | "The vertical adjustment",
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[995] | 49 | GObject.PARAM_READWRITE ),
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[996] | 50 | "hscroll-policy" : ( Gtk.ScrollablePolicy,
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[994] | 51 | "hscroll-policy",
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| 52 | "The horizontal scrolling policy",
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[996] | 53 | Gtk.ScrollablePolicy.MINIMUM,
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[995] | 54 | GObject.PARAM_READWRITE ),
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[996] | 55 | "hadjustment" : ( Gtk.Adjustment,
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[994] | 56 | "hadjustment",
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| 57 | "The horizontal adjustment",
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[995] | 58 | GObject.PARAM_READWRITE ) }
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[433] | 59 |
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| 60 |
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[994] | 61 | @staticmethod
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| 62 | def _createViewport():
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| 63 | """Create an instance of the viewport class used by this base class."""
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| 64 | return Viewport()
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[433] | 65 |
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[994] | 66 | def __init__(self):
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| 67 | """Construct the delay code table."""
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| 68 | super(DelayCodeTableBase, self).__init__()
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[433] | 69 |
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[994] | 70 | def do_size_allocate(self, allocation):
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| 71 | """Allocate the size for the table and its children.
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[433] | 72 |
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[994] | 73 | This sets up the VBox height in the viewport and then calls the
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| 74 | do_size_allocate() function of VBox()."""
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| 75 | self._viewport.setVBOXHeight(allocation.height)
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[996] | 76 | Gtk.VBox.do_size_allocate(self, allocation)
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[994] | 77 | self.allocate_column_sizes(allocation)
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[433] | 78 |
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[994] | 79 | def do_get_property(self, prop):
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| 80 | """Get the value of one of the properties defined above.
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[433] | 81 |
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[994] | 82 | The request is forwarded to the viewport."""
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| 83 | if prop.name=="vscroll-policy":
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| 84 | return self._viewport.get_vscroll_policy()
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| 85 | elif prop.name=="hscroll-policy":
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| 86 | return self._viewport.get_hscroll_policy()
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| 87 | elif prop.name=="vadjustment":
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| 88 | return self._viewport.get_vadjustment()
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| 89 | elif prop.name=="hadjustment":
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| 90 | return self._viewport.get_hadjustment()
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| 91 | else:
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| 92 | raise AttributeError("mlx.gui.delaycodes.DelayCodeTableBase: property %s is not handled in do_get_property" %
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| 93 | (prop.name,))
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[435] | 94 |
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[994] | 95 | def do_set_property(self, prop, value):
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| 96 | """Set the value of the adjustment properties defined above.
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[433] | 97 |
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[994] | 98 | The adjustments are forwarded to the viewport."""
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| 99 | if prop.name=="vadjustment":
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| 100 | self._viewport.set_vadjustment(value)
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| 101 | elif prop.name=="hadjustment":
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| 102 | self._viewport.set_hadjustment(value)
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| 103 | self._treeView.set_hadjustment(value)
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| 104 | else:
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| 105 | raise AttributeError("mlx.gui.delaycodes.DelayCodeTableBase: property %s is not handled in do_set_property" %
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| 106 | (prop.name,))
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[433] | 107 |
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[994] | 108 | def setStyle(self):
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| 109 | """Set the style of the event box from the treeview."""
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[433] | 110 |
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[996] | 111 | class Alignment(Gtk.Alignment):
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[994] | 112 | """An alignment that remembers the width it was given."""
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| 113 | def __init__(self, xalign = 0.0, yalign=0.0,
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| 114 | xscale = 0.0, yscale = 0.0 ):
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| 115 | """Construct the alignment."""
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| 116 | super(Alignment, self).__init__(xalign = xalign, yalign = yalign,
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| 117 | xscale = xscale, yscale = yscale)
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| 118 | self.allocatedWidth = 0
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[433] | 119 |
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[994] | 120 | def do_size_allocate(self, allocation):
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| 121 | """Called with the new size allocation."""
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| 122 | self.allocatedWidth = allocation.width
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[996] | 123 | Gtk.Alignment.do_size_allocate(self, allocation)
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[435] | 124 |
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[996] | 125 | class TreeView(Gtk.TreeView):
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[994] | 126 | def do_size_allocate(self, allocation):
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| 127 | allocation.height += 1
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[996] | 128 | Gtk.TreeView.do_size_allocate(self, allocation)
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[435] | 129 |
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| 130 | #------------------------------------------------------------------------------
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| 131 |
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[996] | 132 | class CheckButton(Gtk.CheckButton):
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[437] | 133 | """A check button that contains a reference to a row in the delay code
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| 134 | data table."""
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| 135 | def __init__(self, delayCodeRow):
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| 136 | """Construct the check button."""
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| 137 | super(CheckButton, self).__init__()
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| 138 | self.delayCodeRow = delayCodeRow
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| 139 |
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| 140 | #------------------------------------------------------------------------------
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| 141 |
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[439] | 142 | # CAPTION = 1
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[435] | 143 |
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[439] | 144 | # DELAYCODE = 2
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[435] | 145 |
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[439] | 146 | # _data1 = ( lambda row: row[0].strip(),
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| 147 | # ["Num", "Code", "Title", "Description"],
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| 148 | # [ (CAPTION, "Others"),
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| 149 | # (DELAYCODE, (" 6", "OA ", "NO GATES/STAND AVAILABLE",
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| 150 | # "Due to own airline activity")),
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| 151 | # (DELAYCODE, ("9", "SG", "SCHEDULED GROUND TIME",
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| 152 | # "Planned turnaround time less than declared minimum")),
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| 153 | # (CAPTION, "Passenger and baggage"),
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| 154 | # (DELAYCODE, ("11", "PD", "LATE CHECK-IN",
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| 155 | # "Check-in reopened for late passengers")),
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| 156 | # (DELAYCODE, ("12", "PL", "LATE CHECK-IN",
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| 157 | # "Check-in not completed by flight closure time")),
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| 158 | # (DELAYCODE, ("13", "PE", "CHECK-IN ERROR",
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| 159 | # "Error with passenger or baggage details")) ] )
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[436] | 160 |
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[439] | 161 | # _data2 = ( lambda row: row[0].strip(),
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| 162 | # ["MA", "IATA", "Description"],
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| 163 | # [ (CAPTION, "Passenger and baggage"),
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| 164 | # (DELAYCODE, (" 012", "01 ",
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| 165 | # "Late shipping of parts and/or materials")),
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| 166 | # (DELAYCODE, (" 111", "11",
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| 167 | # "Check-in reopened for late passengers")),
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| 168 | # (DELAYCODE, (" 121", "12",
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| 169 | # "Check-in not completed by flight closure time")),
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| 170 | # (DELAYCODE, (" 132", "13",
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| 171 | # "Error with passenger or baggage details"))
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| 172 | # ])
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[435] | 173 |
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[433] | 174 | #------------------------------------------------------------------------------
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| 175 |
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| 176 | class DelayCodeTable(DelayCodeTableBase):
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| 177 | """The delay code table."""
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[555] | 178 | def __init__(self, info):
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[433] | 179 | """Construct the delay code table."""
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| 180 | super(DelayCodeTable, self).__init__()
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| 181 |
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[555] | 182 | self._info = info
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| 183 |
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[437] | 184 | self._delayCodeData = None
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| 185 |
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[996] | 186 | self._treeView = TreeView(Gtk.ListStore(str, str))
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[435] | 187 | self._treeView.set_rules_hint(True)
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| 188 |
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[436] | 189 | self.pack_start(self._treeView, False, False, 0)
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| 190 |
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| 191 | self._alignments = []
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[437] | 192 | self._checkButtons = []
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[1146] | 193 | self._codesToExplain = []
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[436] | 194 |
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[996] | 195 | self._eventBox = Gtk.EventBox()
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[436] | 196 |
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| 197 | self._table = None
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| 198 |
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| 199 | self._viewport = self._createViewport()
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| 200 | self._viewport.add(self._eventBox)
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[999] | 201 | self._viewport.set_shadow_type(Gtk.ShadowType.NONE)
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[436] | 202 |
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| 203 | self.pack_start(self._viewport, True, True, 0)
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| 204 |
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| 205 | self._previousWidth = 0
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| 206 |
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[437] | 207 | @property
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[1146] | 208 | def _delayCodeRows(self):
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| 209 | """Get a list of the row indexes in the delay code data table of
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| 210 | the delay codes that are enabled."""
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| 211 | rows = []
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| 212 |
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| 213 | for checkButton in self._checkButtons:
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| 214 | if checkButton.get_active():
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| 215 | rows.append(checkButton.delayCodeRow)
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| 216 |
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| 217 | return rows
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| 218 |
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| 219 | @property
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[437] | 220 | def delayCodes(self):
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| 221 | """Get a list of the delay codes checked by the user."""
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| 222 | codes = []
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| 223 |
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| 224 | if self._delayCodeData is not None:
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[1146] | 225 | codeExtractor = self._delayCodeData[0][1]
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| 226 | for row in self._delayCodeRows:
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| 227 | codes.append(codeExtractor(row))
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[437] | 228 |
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| 229 | return codes
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| 230 |
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[555] | 231 | @property
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| 232 | def hasDelayCode(self):
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| 233 | """Determine if there is at least one delay code selected."""
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| 234 | if self._delayCodeData is not None:
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| 235 | for checkButton in self._checkButtons:
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| 236 | if checkButton.get_active():
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| 237 | return True
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| 238 |
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| 239 | return False
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| 240 |
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[436] | 241 | def allocate_column_sizes(self, allocation):
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| 242 | """Allocate the column sizes."""
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| 243 | if allocation.width!=self._previousWidth:
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| 244 | self._previousWidth = allocation.width
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| 245 | index = 0
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[438] | 246 | lastIndex = len(self._alignments) - 1
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[436] | 247 | for alignment in self._alignments:
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| 248 | column = self._treeView.get_column(index)
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[438] | 249 | width = alignment.allocatedWidth
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| 250 | width += 8 if (index==0 or index==lastIndex) else 16
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[436] | 251 | column.set_fixed_width(width)
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| 252 | index += 1
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| 253 |
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| 254 | def setType(self, aircraftType):
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| 255 | """Setup the delay code table according to the given aircraft type."""
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[439] | 256 | self._delayCodeData = data = getTable(aircraftType)
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| 257 | if data is None:
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| 258 | return
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[437] | 259 |
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[436] | 260 | columns = self._treeView.get_columns()
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| 261 | for column in columns:
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| 262 | self._treeView.remove_column(column)
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| 263 |
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[437] | 264 | (_extractor, headers, rows) = data
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[436] | 265 | numColumns = len(headers) + 1
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| 266 | numRows = len(rows)
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| 267 |
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[996] | 268 | column = Gtk.TreeViewColumn("", Gtk.CellRendererText())
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[999] | 269 | column.set_sizing(Gtk.TreeViewColumnSizing.FIXED)
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[433] | 270 | self._treeView.append_column(column)
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| 271 |
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[435] | 272 | for header in headers:
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[996] | 273 | column = Gtk.TreeViewColumn(header, Gtk.CellRendererText())
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[999] | 274 | column.set_sizing(Gtk.TreeViewColumnSizing.FIXED)
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[435] | 275 | self._treeView.append_column(column)
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| 276 |
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[996] | 277 | self._table = Gtk.Table(numRows, numColumns)
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[435] | 278 | self._table.set_homogeneous(False)
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| 279 | self._table.set_col_spacings(16)
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| 280 | self._table.set_row_spacings(4)
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[436] | 281 | self._eventBox.add(self._table)
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| 282 |
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| 283 | self._alignments = []
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[437] | 284 | self._checkButtons = []
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[435] | 285 |
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| 286 | firstDelayCodeRow = True
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| 287 | for i in range(0, numRows):
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| 288 | (type, elements) = rows[i]
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| 289 | if type==CAPTION:
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[996] | 290 | alignment = Gtk.Alignment(xalign = 0.0, yalign = 0.5,
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[435] | 291 | xscale = 1.0)
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[996] | 292 | label = Gtk.Label("<b>" + elements + "</b>")
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[435] | 293 | label.set_use_markup(True)
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| 294 | label.set_alignment(0.0, 0.5)
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| 295 | alignment.add(label)
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[438] | 296 | self._table.attach(alignment, 1, numColumns, i, i+1,
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[999] | 297 | yoptions = Gtk.AttachOptions.FILL)
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[435] | 298 | self._table.set_row_spacing(i, 8)
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| 299 | elif type==DELAYCODE:
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[437] | 300 | checkButton = CheckButton(elements)
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[555] | 301 | checkButton.connect("toggled", self._delayCodesChanged)
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[437] | 302 | self._checkButtons.append(checkButton)
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[435] | 303 | alignment = Alignment(xalign = 0.5, yalign = 0.5, xscale = 1.0)
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[437] | 304 | alignment.add(checkButton)
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[438] | 305 | self._table.attach(alignment, 0, 1, i, i+1,
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[999] | 306 | xoptions = Gtk.AttachOptions.FILL,
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| 307 | yoptions = Gtk.AttachOptions.FILL)
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[435] | 308 | if firstDelayCodeRow:
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| 309 | self._alignments.append(alignment)
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| 310 |
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[438] | 311 | for j in range(0, numColumns-1):
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[996] | 312 | label = Gtk.Label(elements[j])
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[439] | 313 | label.set_alignment(0.0, 0.5)
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[435] | 314 | alignment = Alignment(xalign = 0.5, yalign = 0.5,
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| 315 | xscale = 1.0)
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| 316 | alignment.add(label)
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[999] | 317 | xoptions = Gtk.AttachOptions.FILL
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| 318 | if j==(numColumns-2): xoptions |= Gtk.AttachOptions.EXPAND
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[438] | 319 | self._table.attach(alignment, j+1, j+2, i, i+1,
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[999] | 320 | xoptions = xoptions,
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| 321 | yoptions = Gtk.AttachOptions.FILL)
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[435] | 322 | if firstDelayCodeRow:
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| 323 | self._alignments.append(alignment)
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| 324 | firstDelayCodeRow = False
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[433] | 325 |
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| 326 | self._previousWidth = 0
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[436] | 327 | self.show_all()
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[433] | 328 |
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[436] | 329 | def reset(self):
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| 330 | """Reset the delay code table."""
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| 331 | columns = self._treeView.get_columns()
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| 332 | for column in columns:
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| 333 | self._treeView.remove_column(column)
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[768] | 334 | if self._table is not None:
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| 335 | self._eventBox.remove(self._table)
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[436] | 336 | self._table = None
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| 337 | self.show_all()
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[433] | 338 |
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[840] | 339 | def activateCode(self, code):
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| 340 | """Check the checkbox for the given code."""
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| 341 | index = 0
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| 342 | for (type, data) in self._delayCodeData[2]:
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| 343 | if type==DELAYCODE:
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| 344 | if code==data[0].strip():
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| 345 | self._checkButtons[index].set_active(True)
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| 346 | break
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| 347 | index += 1
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| 348 |
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[555] | 349 | def _delayCodesChanged(self, button):
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| 350 | """Called when one of the delay codes have changed."""
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[1146] | 351 | delayCodeRows = self._delayCodeRows
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| 352 | numDelayCodes = len(delayCodeRows)
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[1035] | 353 | if numDelayCodes>=4:
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| 354 | for checkButton in self._checkButtons:
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| 355 | if not checkButton.get_active():
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| 356 | checkButton.set_sensitive(False)
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| 357 | else:
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| 358 | for checkButton in self._checkButtons:
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| 359 | checkButton.set_sensitive(True)
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| 360 |
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[1146] | 361 | codeExtractor = self._delayCodeData[0][0]
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| 362 | isExplanationRequired = self._delayCodeData[0][2]
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| 363 | codesToExplain = []
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| 364 | for row in delayCodeRows:
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| 365 | if isExplanationRequired(row):
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| 366 | code = codeExtractor(row)
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| 367 | codesToExplain.append(code)
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| 368 | if code not in self._codesToExplain:
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| 369 | self._info.addFault("dc_" + code,
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| 370 | xstr("info_delay_explain") % (code,))
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| 371 |
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| 372 | for code in self._codesToExplain:
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| 373 | if code not in codesToExplain:
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| 374 | self._info.clearFault("dc_" + code)
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| 375 | self._codesToExplain = codesToExplain
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| 376 |
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[555] | 377 | self._info.delayCodesChanged()
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| 378 |
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[433] | 379 | #------------------------------------------------------------------------------
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