[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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| 13 | if pygobject:
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| 14 |
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| 15 | #------------------------------------------------------------------------------
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| 16 |
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| 17 | class Viewport(gtk.Viewport):
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| 18 | """Viewport implementation that alleviates the problem with improper
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| 19 | resizing by the VBox."""
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| 20 | def __init__(self):
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| 21 | """Construct the viewport."""
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| 22 | gtk.Viewport.__init__(self)
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| 23 | self._recursive = False
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| 24 | self._vboxHeight = None
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| 25 |
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| 26 | def setVBOXHeight(self, vboxHeight):
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| 27 | """Set the height of the VBox which will be used to calculate the
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| 28 | viewport's height."""
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| 29 | self._vboxHeight = vboxHeight
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| 30 |
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| 31 | def do_size_allocate(self, allocation):
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| 32 | """Called when the viewport's size is allocated.
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| 33 |
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| 34 | The height in the allocation object is modified so that it is only
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| 35 | so high to fit into the VBox."""
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| 36 | if self._vboxHeight is not None:
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[965] | 37 | allocation.y += 1
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[433] | 38 | allocation.height = self._vboxHeight - allocation.y
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| 39 | self._vboxHeight = None
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| 40 | gtk.Viewport.do_size_allocate(self, allocation)
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| 41 |
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| 42 | class DelayCodeTableBase(gtk.VBox, gtk.Scrollable):
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| 43 | """PyGObject-specific base class for the delay code table."""
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| 44 | __gproperties__ = {
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| 45 | "vscroll-policy" : ( gtk.ScrollablePolicy,
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| 46 | "vscroll-policy",
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| 47 | "The vertical scrolling policy",
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| 48 | gtk.ScrollablePolicy.MINIMUM,
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| 49 | gobject.PARAM_READWRITE ),
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| 50 | "vadjustment" : ( gtk.Adjustment,
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| 51 | "vadjustment",
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| 52 | "The vertical adjustment",
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| 53 | gobject.PARAM_READWRITE ),
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| 54 | "hscroll-policy" : ( gtk.ScrollablePolicy,
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| 55 | "hscroll-policy",
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| 56 | "The horizontal scrolling policy",
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| 57 | gtk.ScrollablePolicy.MINIMUM,
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| 58 | gobject.PARAM_READWRITE ),
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| 59 | "hadjustment" : ( gtk.Adjustment,
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| 60 | "hadjustment",
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| 61 | "The horizontal adjustment",
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| 62 | gobject.PARAM_READWRITE ) }
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| 63 |
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| 64 |
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| 65 | @staticmethod
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| 66 | def _createViewport():
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| 67 | """Create an instance of the viewport class used by this base class."""
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| 68 | return Viewport()
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| 69 |
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| 70 | def __init__(self):
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| 71 | """Construct the delay code table."""
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| 72 | super(DelayCodeTableBase, self).__init__()
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| 73 |
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| 74 | def do_size_allocate(self, allocation):
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| 75 | """Allocate the size for the table and its children.
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| 76 |
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| 77 | This sets up the VBox height in the viewport and then calls the
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| 78 | do_size_allocate() function of VBox()."""
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| 79 | self._viewport.setVBOXHeight(allocation.height)
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| 80 | gtk.VBox.do_size_allocate(self, allocation)
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| 81 | self.allocate_column_sizes(allocation)
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| 82 |
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| 83 | def do_get_property(self, prop):
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| 84 | """Get the value of one of the properties defined above.
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| 85 |
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| 86 | The request is forwarded to the viewport."""
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| 87 | if prop.name=="vscroll-policy":
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| 88 | return self._viewport.get_vscroll_policy()
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| 89 | elif prop.name=="hscroll-policy":
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| 90 | return self._viewport.get_hscroll_policy()
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| 91 | elif prop.name=="vadjustment":
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| 92 | return self._viewport.get_vadjustment()
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| 93 | elif prop.name=="hadjustment":
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| 94 | return self._viewport.get_hadjustment()
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| 95 | else:
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| 96 | raise AttributeError("mlx.gui.delaycodes.DelayCodeTableBase: property %s is not handled in do_get_property" %
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| 97 | (prop.name,))
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| 98 |
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| 99 | def do_set_property(self, prop, value):
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| 100 | """Set the value of the adjustment properties defined above.
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| 101 |
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| 102 | The adjustments are forwarded to the viewport."""
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| 103 | if prop.name=="vadjustment":
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| 104 | self._viewport.set_vadjustment(value)
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| 105 | elif prop.name=="hadjustment":
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| 106 | self._viewport.set_hadjustment(value)
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[435] | 107 | self._treeView.set_hadjustment(value)
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[433] | 108 | else:
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| 109 | raise AttributeError("mlx.gui.delaycodes.DelayCodeTableBase: property %s is not handled in do_set_property" %
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| 110 | (prop.name,))
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| 111 |
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[435] | 112 | def setStyle(self):
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| 113 | """Set the style of the event box from the treeview."""
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| 114 |
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| 115 | class Alignment(gtk.Alignment):
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| 116 | """An alignment that remembers the width it was given."""
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| 117 | def __init__(self, xalign = 0.0, yalign=0.0,
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| 118 | xscale = 0.0, yscale = 0.0 ):
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| 119 | """Construct the alignment."""
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| 120 | super(Alignment, self).__init__(xalign = xalign, yalign = yalign,
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| 121 | xscale = xscale, yscale = yscale)
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| 122 | self.allocatedWidth = 0
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| 123 |
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| 124 | def do_size_allocate(self, allocation):
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| 125 | """Called with the new size allocation."""
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| 126 | self.allocatedWidth = allocation.width
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| 127 | gtk.Alignment.do_size_allocate(self, allocation)
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| 128 |
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[965] | 129 | class TreeView(gtk.TreeView):
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| 130 | def do_size_allocate(self, allocation):
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| 131 | allocation.height += 1
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| 132 | gtk.TreeView.do_size_allocate(self, allocation)
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| 133 |
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[433] | 134 | #------------------------------------------------------------------------------
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| 135 |
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| 136 | else: # pygobject
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| 137 |
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| 138 | #------------------------------------------------------------------------------
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| 139 |
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| 140 | class DelayCodeTableBase (gtk.VBox):
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| 141 | """Base class of the delay code table for PyGtk."""
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| 142 |
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| 143 | __gsignals__ = {
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| 144 | "set-scroll-adjustments": (
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| 145 | gobject.SIGNAL_RUN_LAST,
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| 146 | gobject.TYPE_NONE, (gtk.Adjustment, gtk.Adjustment))
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| 147 | }
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| 148 |
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| 149 | @staticmethod
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| 150 | def _createViewport():
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| 151 | """Create an instance of the viewport class used by this base class."""
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| 152 | return gtk.Viewport()
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| 153 |
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| 154 | def __init__(self):
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| 155 | """Construct the base class."""
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| 156 | super(DelayCodeTableBase, self).__init__()
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| 157 | self.set_set_scroll_adjustments_signal("set-scroll-adjustments")
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| 158 | self.connect("size-allocate", self._do_size_allocate)
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| 159 |
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| 160 | def do_set_scroll_adjustments(self, hAdjustment, vAdjustment):
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| 161 | """Set the adjustments on the viewport."""
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| 162 | self._viewport.set_hadjustment(hAdjustment)
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| 163 | self._viewport.set_vadjustment(vAdjustment)
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[435] | 164 | self._treeView.set_hadjustment(hAdjustment)
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[433] | 165 |
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| 166 | def _do_size_allocate(self, widget, allocation):
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| 167 | """Handler of the size-allocate signal.
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| 168 |
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| 169 | Calls allocate_column_sizes()."""
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| 170 | self.allocate_column_sizes(allocation)
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| 171 |
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[435] | 172 | def setStyle(self):
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| 173 | """Set the style of the event box from the treeview."""
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[436] | 174 | if self._treeView is not None:
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| 175 | style = self._treeView.rc_get_style()
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| 176 | self._eventBox.modify_bg(0, style.bg[2])
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| 177 | self._eventBox.modify_fg(0, style.fg[2])
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[435] | 178 |
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| 179 | class Alignment(gtk.Alignment):
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| 180 | """An alignment that remembers the width it was given."""
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| 181 | def __init__(self, xalign = 0.0, yalign=0.0,
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| 182 | xscale = 0.0, yscale = 0.0 ):
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| 183 | """Construct the alignment."""
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| 184 | super(Alignment, self).__init__(xalign = xalign, yalign = yalign,
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| 185 | xscale = xscale, yscale = yscale)
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| 186 | self.allocatedWidth = 0
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| 187 | self.connect("size-allocate", self._do_size_allocate)
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| 188 |
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| 189 | def _do_size_allocate(self, widget, allocation):
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| 190 | """Called with the new size allocation."""
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| 191 | self.allocatedWidth = allocation.width
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| 192 |
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| 193 | #------------------------------------------------------------------------------
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| 194 |
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[437] | 195 | class CheckButton(gtk.CheckButton):
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| 196 | """A check button that contains a reference to a row in the delay code
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| 197 | data table."""
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| 198 | def __init__(self, delayCodeRow):
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| 199 | """Construct the check button."""
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| 200 | super(CheckButton, self).__init__()
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| 201 | self.delayCodeRow = delayCodeRow
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| 202 |
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| 203 | #------------------------------------------------------------------------------
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| 204 |
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[439] | 205 | # CAPTION = 1
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[435] | 206 |
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[439] | 207 | # DELAYCODE = 2
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[435] | 208 |
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[439] | 209 | # _data1 = ( lambda row: row[0].strip(),
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| 210 | # ["Num", "Code", "Title", "Description"],
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| 211 | # [ (CAPTION, "Others"),
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| 212 | # (DELAYCODE, (" 6", "OA ", "NO GATES/STAND AVAILABLE",
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| 213 | # "Due to own airline activity")),
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| 214 | # (DELAYCODE, ("9", "SG", "SCHEDULED GROUND TIME",
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| 215 | # "Planned turnaround time less than declared minimum")),
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| 216 | # (CAPTION, "Passenger and baggage"),
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| 217 | # (DELAYCODE, ("11", "PD", "LATE CHECK-IN",
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| 218 | # "Check-in reopened for late passengers")),
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| 219 | # (DELAYCODE, ("12", "PL", "LATE CHECK-IN",
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| 220 | # "Check-in not completed by flight closure time")),
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| 221 | # (DELAYCODE, ("13", "PE", "CHECK-IN ERROR",
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| 222 | # "Error with passenger or baggage details")) ] )
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[436] | 223 |
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[439] | 224 | # _data2 = ( lambda row: row[0].strip(),
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| 225 | # ["MA", "IATA", "Description"],
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| 226 | # [ (CAPTION, "Passenger and baggage"),
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| 227 | # (DELAYCODE, (" 012", "01 ",
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| 228 | # "Late shipping of parts and/or materials")),
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| 229 | # (DELAYCODE, (" 111", "11",
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| 230 | # "Check-in reopened for late passengers")),
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| 231 | # (DELAYCODE, (" 121", "12",
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| 232 | # "Check-in not completed by flight closure time")),
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| 233 | # (DELAYCODE, (" 132", "13",
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| 234 | # "Error with passenger or baggage details"))
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| 235 | # ])
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[435] | 236 |
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[433] | 237 | #------------------------------------------------------------------------------
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| 238 |
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| 239 | class DelayCodeTable(DelayCodeTableBase):
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| 240 | """The delay code table."""
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[555] | 241 | def __init__(self, info):
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[433] | 242 | """Construct the delay code table."""
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| 243 | super(DelayCodeTable, self).__init__()
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| 244 |
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[555] | 245 | self._info = info
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| 246 |
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[437] | 247 | self._delayCodeData = None
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| 248 |
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[965] | 249 | self._treeView = TreeView(gtk.ListStore(str, str))
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[435] | 250 | self._treeView.set_rules_hint(True)
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| 251 |
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[436] | 252 | self.pack_start(self._treeView, False, False, 0)
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| 253 |
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| 254 | self._alignments = []
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[437] | 255 | self._checkButtons = []
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[436] | 256 |
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| 257 | self._eventBox = gtk.EventBox()
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| 258 |
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| 259 | self._table = None
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| 260 |
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| 261 | self._viewport = self._createViewport()
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| 262 | self._viewport.add(self._eventBox)
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| 263 | self._viewport.set_shadow_type(SHADOW_NONE)
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| 264 |
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| 265 | self.pack_start(self._viewport, True, True, 0)
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| 266 |
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| 267 | self._previousWidth = 0
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| 268 |
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[437] | 269 | @property
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| 270 | def delayCodes(self):
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| 271 | """Get a list of the delay codes checked by the user."""
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| 272 | codes = []
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| 273 |
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| 274 | if self._delayCodeData is not None:
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| 275 | codeExtractor = self._delayCodeData[0]
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| 276 | for checkButton in self._checkButtons:
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| 277 | if checkButton.get_active():
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| 278 | codes.append(codeExtractor(checkButton.delayCodeRow))
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| 279 |
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| 280 | return codes
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| 281 |
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[555] | 282 | @property
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| 283 | def hasDelayCode(self):
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| 284 | """Determine if there is at least one delay code selected."""
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| 285 | if self._delayCodeData is not None:
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| 286 | for checkButton in self._checkButtons:
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| 287 | if checkButton.get_active():
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| 288 | return True
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| 289 |
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| 290 | return False
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| 291 |
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[436] | 292 | def allocate_column_sizes(self, allocation):
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| 293 | """Allocate the column sizes."""
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| 294 | if allocation.width!=self._previousWidth:
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| 295 | self._previousWidth = allocation.width
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| 296 | index = 0
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[438] | 297 | lastIndex = len(self._alignments) - 1
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[436] | 298 | for alignment in self._alignments:
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| 299 | column = self._treeView.get_column(index)
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[438] | 300 | width = alignment.allocatedWidth
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| 301 | width += 8 if (index==0 or index==lastIndex) else 16
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[436] | 302 | column.set_fixed_width(width)
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| 303 | index += 1
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| 304 |
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| 305 | def setType(self, aircraftType):
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| 306 | """Setup the delay code table according to the given aircraft type."""
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[439] | 307 | self._delayCodeData = data = getTable(aircraftType)
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| 308 | if data is None:
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| 309 | return
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[437] | 310 |
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[436] | 311 | columns = self._treeView.get_columns()
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| 312 | for column in columns:
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| 313 | self._treeView.remove_column(column)
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| 314 |
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[437] | 315 | (_extractor, headers, rows) = data
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[436] | 316 | numColumns = len(headers) + 1
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| 317 | numRows = len(rows)
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| 318 |
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[435] | 319 | column = gtk.TreeViewColumn("", gtk.CellRendererText())
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[433] | 320 | column.set_sizing(TREE_VIEW_COLUMN_FIXED)
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| 321 | self._treeView.append_column(column)
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| 322 |
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[435] | 323 | for header in headers:
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| 324 | column = gtk.TreeViewColumn(header, gtk.CellRendererText())
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| 325 | column.set_sizing(TREE_VIEW_COLUMN_FIXED)
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| 326 | self._treeView.append_column(column)
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| 327 |
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| 328 | self._table = gtk.Table(numRows, numColumns)
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| 329 | self._table.set_homogeneous(False)
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| 330 | self._table.set_col_spacings(16)
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| 331 | self._table.set_row_spacings(4)
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[436] | 332 | self._eventBox.add(self._table)
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| 333 |
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| 334 | self._alignments = []
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[437] | 335 | self._checkButtons = []
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[435] | 336 |
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| 337 | firstDelayCodeRow = True
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| 338 | for i in range(0, numRows):
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| 339 | (type, elements) = rows[i]
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| 340 | if type==CAPTION:
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| 341 | alignment = gtk.Alignment(xalign = 0.0, yalign = 0.5,
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| 342 | xscale = 1.0)
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| 343 | label = gtk.Label("<b>" + elements + "</b>")
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| 344 | label.set_use_markup(True)
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| 345 | label.set_alignment(0.0, 0.5)
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| 346 | alignment.add(label)
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[438] | 347 | self._table.attach(alignment, 1, numColumns, i, i+1,
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| 348 | yoptions = FILL)
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[435] | 349 | self._table.set_row_spacing(i, 8)
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| 350 | elif type==DELAYCODE:
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[437] | 351 | checkButton = CheckButton(elements)
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[555] | 352 | checkButton.connect("toggled", self._delayCodesChanged)
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[437] | 353 | self._checkButtons.append(checkButton)
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[435] | 354 | alignment = Alignment(xalign = 0.5, yalign = 0.5, xscale = 1.0)
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[437] | 355 | alignment.add(checkButton)
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[438] | 356 | self._table.attach(alignment, 0, 1, i, i+1,
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| 357 | xoptions = FILL, yoptions = FILL)
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[435] | 358 | if firstDelayCodeRow:
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| 359 | self._alignments.append(alignment)
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| 360 |
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[438] | 361 | for j in range(0, numColumns-1):
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[435] | 362 | label = gtk.Label(elements[j])
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[439] | 363 | label.set_alignment(0.0, 0.5)
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[435] | 364 | alignment = Alignment(xalign = 0.5, yalign = 0.5,
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| 365 | xscale = 1.0)
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| 366 | alignment.add(label)
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[438] | 367 | xoptions = FILL
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| 368 | if j==(numColumns-2): xoptions |= EXPAND
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| 369 | self._table.attach(alignment, j+1, j+2, i, i+1,
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| 370 | xoptions = xoptions, yoptions = FILL)
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[435] | 371 | if firstDelayCodeRow:
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| 372 | self._alignments.append(alignment)
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| 373 | firstDelayCodeRow = False
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[433] | 374 |
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| 375 | self._previousWidth = 0
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[436] | 376 | self.show_all()
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[433] | 377 |
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[436] | 378 | def reset(self):
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| 379 | """Reset the delay code table."""
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| 380 | columns = self._treeView.get_columns()
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| 381 | for column in columns:
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| 382 | self._treeView.remove_column(column)
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[768] | 383 | if self._table is not None:
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| 384 | self._eventBox.remove(self._table)
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[436] | 385 | self._table = None
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| 386 | self.show_all()
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[433] | 387 |
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[840] | 388 | def activateCode(self, code):
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| 389 | """Check the checkbox for the given code."""
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| 390 | index = 0
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| 391 | for (type, data) in self._delayCodeData[2]:
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| 392 | if type==DELAYCODE:
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| 393 | if code==data[0].strip():
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| 394 | self._checkButtons[index].set_active(True)
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| 395 | break
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| 396 | index += 1
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| 397 |
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[555] | 398 | def _delayCodesChanged(self, button):
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| 399 | """Called when one of the delay codes have changed."""
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| 400 | self._info.delayCodesChanged()
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| 401 |
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[433] | 402 | #------------------------------------------------------------------------------
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