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| 1 | #
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| 2 | # HelloWorld.py - displays the number of actually open layers
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| 3 | #
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| 4 | from javax.swing import JOptionPane
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| 5 | from org.openstreetmap.josm import Main
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| 6 |
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| 7 | def getMapView():
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| 8 | if Main.main == None:
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| 9 | return None
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| 10 | if Main.main.map == None:
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| 11 | return None
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| 12 | return Main.main.map.mapView
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| 13 |
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| 14 |
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| 15 | numlayers = 0
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| 16 | mv = getMapView()
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| 17 | if mv != None:
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| 18 | numlayers = mv.getNumLayers()
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| 19 |
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| 20 | JOptionPane.showMessageDialog(Main.parent, "[Python] Hello World! You have %s layer(s)." % numlayers)
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