| 1 | # Implementation of the status bar.
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| 2 |
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| 3 | #-------------------------------------------------------------------------------
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| 4 |
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| 5 | from common import *
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| 6 |
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| 7 | import mlx.const as const
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| 8 | from mlx.i18n import xstr
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| 9 |
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| 10 | import math
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| 11 | import time
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| 12 |
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| 13 | #-------------------------------------------------------------------------------
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| 14 |
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| 15 | class Statusbar(gtk.Frame, FlightStatusHandler):
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| 16 | """A status bar for the logger."""
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| 17 | def __init__(self):
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| 18 | """Construct the status bar."""
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| 19 | gtk.Frame.__init__(self)
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| 20 | FlightStatusHandler.__init__(self)
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| 21 |
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| 22 | self._connecting = False
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| 23 | self._connected = False
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| 24 |
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| 25 | self.set_shadow_type(gtk.ShadowType.NONE if pygobject
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| 26 | else gtk.SHADOW_NONE)
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| 27 |
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| 28 | frameAlignment = gtk.Alignment(xscale = 1.0, yscale = 1.0)
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| 29 |
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| 30 | frameAlignment.set_padding(padding_top = 2, padding_bottom = 2,
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| 31 | padding_left = 16, padding_right = 16)
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| 32 | self.add(frameAlignment)
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| 33 |
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| 34 | statusBox = gtk.HBox()
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| 35 | frameAlignment.add(statusBox)
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| 36 |
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| 37 | self._connStateArea = gtk.DrawingArea()
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| 38 | self._connStateArea.set_size_request(16, 16)
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| 39 | self._connStateArea.set_tooltip_markup(xstr("statusbar_conn_tooltip"))
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| 40 |
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| 41 | if pygobject:
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| 42 | self._connStateArea.connect("draw", self._drawConnState)
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| 43 | else:
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| 44 | self._connStateArea.connect("expose_event", self._drawConnState)
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| 45 |
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| 46 | alignment = gtk.Alignment(xalign = 0.5, yalign = 0.5)
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| 47 | alignment.add(self._connStateArea)
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| 48 |
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| 49 | statusBox.pack_start(alignment, False, False, 8)
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| 50 |
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| 51 | statusBox.pack_start(gtk.VSeparator(), False, False, 8)
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| 52 |
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| 53 | self._stageLabel = gtk.Label()
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| 54 | longestStage = xstr("flight_stage_" +
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| 55 | const.stage2string(const.STAGE_PUSHANDTAXI))
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| 56 | self._stageLabel.set_width_chars(len(longestStage) + 3)
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| 57 | self._stageLabel.set_tooltip_text(xstr("statusbar_stage_tooltip"))
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| 58 | self._stageLabel.set_alignment(0.0, 0.5)
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| 59 |
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| 60 | statusBox.pack_start(self._stageLabel, False, False, 8)
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| 61 |
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| 62 | statusBox.pack_start(gtk.VSeparator(), False, False, 8)
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| 63 |
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| 64 | self._timeLabel = gtk.Label("--:--:--")
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| 65 | self._timeLabel.set_width_chars(8)
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| 66 | self._timeLabel.set_tooltip_text(xstr("statusbar_time_tooltip"))
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| 67 | self._timeLabel.set_alignment(1.0, 0.5)
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| 68 |
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| 69 | statusBox.pack_start(self._timeLabel, False, False, 8)
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| 70 |
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| 71 | statusBox.pack_start(gtk.VSeparator(), False, False, 8)
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| 72 |
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| 73 | self._ratingLabel = gtk.Label()
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| 74 | self._ratingLabel.set_width_chars(12)
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| 75 | self._ratingLabel.set_tooltip_text(xstr("statusbar_rating_tooltip"))
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| 76 | self._ratingLabel.set_alignment(0.0, 0.5)
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| 77 |
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| 78 | statusBox.pack_start(self._ratingLabel, False, False, 8)
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| 79 |
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| 80 | self._busyLabel = gtk.Label()
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| 81 | self._busyLabel.set_width_chars(30)
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| 82 | self._busyLabel.set_tooltip_text(xstr("statusbar_busy_tooltip"))
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| 83 | self._busyLabel.set_alignment(1.0, 0.5)
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| 84 | statusBox.pack_start(self._busyLabel, True, True, 8)
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| 85 |
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| 86 | self._updateFlightStatus()
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| 87 | self.updateTime()
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| 88 |
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| 89 | def updateConnection(self, connecting, connected):
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| 90 | """Update the connection status."""
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| 91 | self._connecting = connecting
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| 92 | self._connected = connected
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| 93 | self._connStateArea.queue_draw()
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| 94 |
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| 95 | def updateBusyState(self, message):
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| 96 | """Update the busy state."""
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| 97 | self._busyLabel.set_text("" if message is None else message)
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| 98 |
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| 99 | def updateTime(self, t = None):
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| 100 | """Update the time"""
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| 101 | timeStr = "--:--:--" if t is None \
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| 102 | else time.strftime("%H:%M:%S", time.gmtime(t))
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| 103 |
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| 104 | self._timeLabel.set_text(timeStr)
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| 105 |
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| 106 | def _drawConnState(self, connStateArea, eventOrContext):
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| 107 | """Draw the connection state."""
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| 108 | context = eventOrContext if pygobject else connStateArea.window.cairo_create()
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| 109 |
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| 110 | if self._connecting:
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| 111 | if self._connected:
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| 112 | context.set_source_rgb(0.0, 1.0, 0.0)
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| 113 | else:
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| 114 | context.set_source_rgb(1.0, 0.0, 0.0)
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| 115 | else:
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| 116 | context.set_source_rgb(0.75, 0.75, 0.75)
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| 117 |
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| 118 | width = connStateArea.get_allocated_width() if pygobject \
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| 119 | else connStateArea.allocation.width
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| 120 | height = connStateArea.get_allocated_height() if pygobject \
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| 121 | else connStateArea.allocation.height
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| 122 | context.arc(width/2, height/2, width/2, 0, 2*math.pi)
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| 123 |
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| 124 | context.fill()
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| 125 |
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| 126 | def _updateFlightStatus(self):
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| 127 | """Update the flight status information."""
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| 128 | if self._stage is None:
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| 129 | text = "-"
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| 130 | else:
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| 131 | text = xstr("flight_stage_" + const.stage2string(self._stage)).upper()
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| 132 | self._stageLabel.set_text(text)
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| 133 |
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| 134 | if self._noGoReason is None:
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| 135 | rating = "%.0f%%" % (self._rating,)
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| 136 | else:
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| 137 | rating = '<span foreground="red">' + self._noGoReason + '</span>'
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| 138 | self._ratingLabel.set_markup(rating)
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