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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5 | from mlx.gui.common import *
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6 |
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7 | import mlx.const as const
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8 |
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9 | #------------------------------------------------------------------------------
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10 |
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11 | if pygobject:
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12 |
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13 | #------------------------------------------------------------------------------
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14 |
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15 | class Viewport(gtk.Viewport):
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16 | """Viewport implementation that alleviates the problem with improper
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17 | resizing by the VBox."""
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18 | def __init__(self):
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19 | """Construct the viewport."""
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20 | gtk.Viewport.__init__(self)
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21 | self._recursive = False
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22 | self._vboxHeight = None
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23 |
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24 | def setVBOXHeight(self, vboxHeight):
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25 | """Set the height of the VBox which will be used to calculate the
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26 | viewport's height."""
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27 | self._vboxHeight = vboxHeight
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28 |
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29 | def do_size_allocate(self, allocation):
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30 | """Called when the viewport's size is allocated.
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31 |
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32 | The height in the allocation object is modified so that it is only
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33 | so high to fit into the VBox."""
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34 | if self._vboxHeight is not None:
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35 | allocation.height = self._vboxHeight - allocation.y
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36 | self._vboxHeight = None
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37 | gtk.Viewport.do_size_allocate(self, allocation)
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38 |
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39 | class DelayCodeTableBase(gtk.VBox, gtk.Scrollable):
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40 | """PyGObject-specific base class for the delay code table."""
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41 | __gproperties__ = {
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42 | "vscroll-policy" : ( gtk.ScrollablePolicy,
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43 | "vscroll-policy",
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44 | "The vertical scrolling policy",
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45 | gtk.ScrollablePolicy.MINIMUM,
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46 | gobject.PARAM_READWRITE ),
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47 | "vadjustment" : ( gtk.Adjustment,
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48 | "vadjustment",
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49 | "The vertical adjustment",
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50 | gobject.PARAM_READWRITE ),
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51 | "hscroll-policy" : ( gtk.ScrollablePolicy,
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52 | "hscroll-policy",
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53 | "The horizontal scrolling policy",
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54 | gtk.ScrollablePolicy.MINIMUM,
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55 | gobject.PARAM_READWRITE ),
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56 | "hadjustment" : ( gtk.Adjustment,
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57 | "hadjustment",
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58 | "The horizontal adjustment",
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59 | gobject.PARAM_READWRITE ) }
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60 |
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61 |
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62 | @staticmethod
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63 | def _createViewport():
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64 | """Create an instance of the viewport class used by this base class."""
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65 | return Viewport()
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66 |
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67 | def __init__(self):
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68 | """Construct the delay code table."""
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69 | super(DelayCodeTableBase, self).__init__()
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70 |
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71 | def do_size_allocate(self, allocation):
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72 | """Allocate the size for the table and its children.
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73 |
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74 | This sets up the VBox height in the viewport and then calls the
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75 | do_size_allocate() function of VBox()."""
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76 | self._viewport.setVBOXHeight(allocation.height)
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77 | gtk.VBox.do_size_allocate(self, allocation)
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78 | self.allocate_column_sizes(allocation)
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79 |
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80 | def do_get_property(self, prop):
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81 | """Get the value of one of the properties defined above.
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82 |
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83 | The request is forwarded to the viewport."""
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84 | if prop.name=="vscroll-policy":
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85 | return self._viewport.get_vscroll_policy()
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86 | elif prop.name=="hscroll-policy":
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87 | return self._viewport.get_hscroll_policy()
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88 | elif prop.name=="vadjustment":
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89 | return self._viewport.get_vadjustment()
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90 | elif prop.name=="hadjustment":
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91 | return self._viewport.get_hadjustment()
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92 | else:
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93 | raise AttributeError("mlx.gui.delaycodes.DelayCodeTableBase: property %s is not handled in do_get_property" %
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94 | (prop.name,))
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95 |
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96 | def do_set_property(self, prop, value):
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97 | """Set the value of the adjustment properties defined above.
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98 |
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99 | The adjustments are forwarded to the viewport."""
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100 | if prop.name=="vadjustment":
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101 | self._viewport.set_vadjustment(value)
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102 | elif prop.name=="hadjustment":
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103 | self._viewport.set_hadjustment(value)
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104 | self._treeView.set_hadjustment(value)
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105 | else:
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106 | raise AttributeError("mlx.gui.delaycodes.DelayCodeTableBase: property %s is not handled in do_set_property" %
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107 | (prop.name,))
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108 |
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109 | def setStyle(self):
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110 | """Set the style of the event box from the treeview."""
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111 |
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112 | class Alignment(gtk.Alignment):
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113 | """An alignment that remembers the width it was given."""
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114 | def __init__(self, xalign = 0.0, yalign=0.0,
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115 | xscale = 0.0, yscale = 0.0 ):
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116 | """Construct the alignment."""
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117 | super(Alignment, self).__init__(xalign = xalign, yalign = yalign,
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118 | xscale = xscale, yscale = yscale)
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119 | self.allocatedWidth = 0
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120 |
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121 | def do_size_allocate(self, allocation):
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122 | """Called with the new size allocation."""
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123 | self.allocatedWidth = allocation.width
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124 | gtk.Alignment.do_size_allocate(self, allocation)
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125 |
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126 | #------------------------------------------------------------------------------
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127 |
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128 | else: # pygobject
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129 |
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130 | #------------------------------------------------------------------------------
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131 |
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132 | class DelayCodeTableBase (gtk.VBox):
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133 | """Base class of the delay code table for PyGtk."""
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134 |
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135 | __gsignals__ = {
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136 | "set-scroll-adjustments": (
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137 | gobject.SIGNAL_RUN_LAST,
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138 | gobject.TYPE_NONE, (gtk.Adjustment, gtk.Adjustment))
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139 | }
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140 |
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141 | @staticmethod
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142 | def _createViewport():
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143 | """Create an instance of the viewport class used by this base class."""
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144 | return gtk.Viewport()
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145 |
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146 | def __init__(self):
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147 | """Construct the base class."""
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148 | super(DelayCodeTableBase, self).__init__()
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149 | self.set_set_scroll_adjustments_signal("set-scroll-adjustments")
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150 | self.connect("size-allocate", self._do_size_allocate)
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151 |
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152 | def do_set_scroll_adjustments(self, hAdjustment, vAdjustment):
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153 | """Set the adjustments on the viewport."""
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154 | self._viewport.set_hadjustment(hAdjustment)
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155 | self._viewport.set_vadjustment(vAdjustment)
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156 | self._treeView.set_hadjustment(hAdjustment)
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157 |
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158 | def _do_size_allocate(self, widget, allocation):
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159 | """Handler of the size-allocate signal.
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160 |
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161 | Calls allocate_column_sizes()."""
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162 | self.allocate_column_sizes(allocation)
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163 |
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164 | def setStyle(self):
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165 | """Set the style of the event box from the treeview."""
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166 | if self._treeView is not None:
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167 | style = self._treeView.rc_get_style()
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168 | self._eventBox.modify_bg(0, style.bg[2])
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169 | self._eventBox.modify_fg(0, style.fg[2])
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170 |
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171 | class Alignment(gtk.Alignment):
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172 | """An alignment that remembers the width it was given."""
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173 | def __init__(self, xalign = 0.0, yalign=0.0,
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174 | xscale = 0.0, yscale = 0.0 ):
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175 | """Construct the alignment."""
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176 | super(Alignment, self).__init__(xalign = xalign, yalign = yalign,
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177 | xscale = xscale, yscale = yscale)
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178 | self.allocatedWidth = 0
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179 | self.connect("size-allocate", self._do_size_allocate)
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180 |
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181 | def _do_size_allocate(self, widget, allocation):
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182 | """Called with the new size allocation."""
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183 | self.allocatedWidth = allocation.width
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184 |
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185 | #------------------------------------------------------------------------------
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186 |
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187 | CAPTION = 1
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188 |
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189 | DELAYCODE = 2
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190 |
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191 | _data1 = ( ["Num", "Code", "Title", "Description"],
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192 | [ (CAPTION, "Others"),
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193 | (DELAYCODE, (" 6", "OA ", "NO GATES/STAND AVAILABLE",
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194 | "Due to own airline activity")),
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195 | (DELAYCODE, ("9", "SG", "SCHEDULED GROUND TIME",
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196 | "Planned turnaround time less than declared minimum")),
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197 | (CAPTION, "Passenger and baggage"),
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198 | (DELAYCODE, ("11", "PD", "LATE CHECK-IN",
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199 | "Check-in reopened for late passengers")),
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200 | (DELAYCODE, ("12", "PL", "LATE CHECK-IN",
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201 | "Check-in not completed by flight closure time")),
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202 | (DELAYCODE, ("13", "PE", "CHECK-IN ERROR",
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203 | "Error with passenger or baggage details")) ] )
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204 |
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205 | _data2 = ( ["MA", "IATA", "Description"],
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206 | [ (CAPTION, "Passenger and baggage"),
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207 | (DELAYCODE, (" 012", "01",
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208 | "Late shipping of parts and/or materials")),
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209 | (DELAYCODE, (" 111", "11",
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210 | "Check-in reopened for late passengers")),
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211 | (DELAYCODE, (" 121", "12",
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212 | "Check-in not completed by flight closure time")),
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213 | (DELAYCODE, (" 132", "13",
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214 | "Error with passenger or baggage details"))
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215 | ])
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216 |
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217 | #------------------------------------------------------------------------------
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218 |
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219 | class DelayCodeTable(DelayCodeTableBase):
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220 | """The delay code table."""
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221 | def __init__(self):
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222 | """Construct the delay code table."""
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223 | super(DelayCodeTable, self).__init__()
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224 |
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225 | self._treeView = None
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226 |
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227 | self._listStore = gtk.ListStore(str, str)
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228 | self._treeView = gtk.TreeView(self._listStore)
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229 | self._treeView.set_rules_hint(True)
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230 |
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231 | self.pack_start(self._treeView, False, False, 0)
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232 |
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233 | self._alignments = []
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234 |
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235 | self._eventBox = gtk.EventBox()
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236 |
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237 | self._table = None
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238 |
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239 | self._viewport = self._createViewport()
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240 | self._viewport.add(self._eventBox)
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241 | self._viewport.set_shadow_type(SHADOW_NONE)
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242 |
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243 | self.pack_start(self._viewport, True, True, 0)
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244 |
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245 | self._previousWidth = 0
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246 |
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247 | def allocate_column_sizes(self, allocation):
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248 | """Allocate the column sizes."""
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249 | if allocation.width!=self._previousWidth:
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250 | self._previousWidth = allocation.width
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251 | index = 0
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252 | for alignment in self._alignments:
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253 | column = self._treeView.get_column(index)
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254 | width = alignment.allocatedWidth + (8 if index==0 else 16)
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255 | column.set_fixed_width(width)
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256 | index += 1
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257 |
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258 | def setType(self, aircraftType):
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259 | """Setup the delay code table according to the given aircraft type."""
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260 | if aircraftType==const.AIRCRAFT_B736:
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261 | data = _data1
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262 | else:
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263 | data = _data2
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264 |
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265 | columns = self._treeView.get_columns()
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266 | for column in columns:
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267 | self._treeView.remove_column(column)
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268 |
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269 | (headers, rows) = data
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270 | numColumns = len(headers) + 1
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271 | numRows = len(rows)
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272 |
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273 | column = gtk.TreeViewColumn("", gtk.CellRendererText())
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274 | column.set_sizing(TREE_VIEW_COLUMN_FIXED)
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275 | self._treeView.append_column(column)
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276 |
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277 | for header in headers:
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278 | column = gtk.TreeViewColumn(header, gtk.CellRendererText())
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279 | column.set_sizing(TREE_VIEW_COLUMN_FIXED)
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280 | self._treeView.append_column(column)
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281 |
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282 | self._table = gtk.Table(numRows, numColumns)
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283 | self._table.set_homogeneous(False)
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284 | self._table.set_col_spacings(16)
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285 | self._table.set_row_spacings(4)
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286 | self._eventBox.add(self._table)
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287 |
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288 | self._alignments = []
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289 |
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290 | firstDelayCodeRow = True
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291 | for i in range(0, numRows):
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292 | (type, elements) = rows[i]
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293 | if type==CAPTION:
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294 | alignment = gtk.Alignment(xalign = 0.0, yalign = 0.5,
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295 | xscale = 1.0)
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296 | label = gtk.Label("<b>" + elements + "</b>")
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297 | label.set_use_markup(True)
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298 | label.set_alignment(0.0, 0.5)
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299 | alignment.add(label)
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300 | self._table.attach(alignment, 1, numColumns, i, i+1)
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301 | self._table.set_row_spacing(i, 8)
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302 | elif type==DELAYCODE:
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303 | alignment = Alignment(xalign = 0.5, yalign = 0.5, xscale = 1.0)
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304 | alignment.add(gtk.CheckButton())
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305 | self._table.attach(alignment, 0, 1, i, i+1)
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306 | if firstDelayCodeRow:
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307 | self._alignments.append(alignment)
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308 |
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309 | for j in range(0, len(elements)):
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310 | label = gtk.Label(elements[j])
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311 | label.set_alignment(1.0 if j==0 else 0.0, 0.5)
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312 | alignment = Alignment(xalign = 0.5, yalign = 0.5,
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313 | xscale = 1.0)
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314 | alignment.add(label)
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315 | self._table.attach(alignment, j+1, j+2, i, i+1)
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316 | if firstDelayCodeRow:
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317 | self._alignments.append(alignment)
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318 | firstDelayCodeRow = False
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319 |
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320 | self._previousWidth = 0
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321 | self.show_all()
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322 |
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323 | def reset(self):
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324 | """Reset the delay code table."""
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325 | columns = self._treeView.get_columns()
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326 | for column in columns:
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327 | self._treeView.remove_column(column)
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328 | self._eventBox.remove(self._table)
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329 | self._table = None
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330 | self.show_all()
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331 |
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332 | #------------------------------------------------------------------------------
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